New upstream version 4.19.3

This commit is contained in:
Chris Hofstaedtler
2026-02-02 07:32:15 +01:00
parent c5f795a54a
commit 1f240237fc
423 changed files with 22512 additions and 4889 deletions
+21 -9
View File
@@ -1,7 +1,7 @@
# Makefile.in generated by automake 1.16.5 from Makefile.am.
# Makefile.in generated by automake 1.18.1 from Makefile.am.
# @configure_input@
# Copyright (C) 1994-2021 Free Software Foundation, Inc.
# Copyright (C) 1994-2025 Free Software Foundation, Inc.
# This Makefile.in is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@@ -69,6 +69,8 @@ am__make_running_with_option = \
test $$has_opt = yes
am__make_dryrun = (target_option=n; $(am__make_running_with_option))
am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
am__rm_f = rm -f $(am__rm_f_notfound)
am__rm_rf = rm -rf $(am__rm_f_notfound)
pkgdatadir = $(datadir)/@PACKAGE@
pkgincludedir = $(includedir)/@PACKAGE@
pkglibdir = $(libdir)/@PACKAGE@
@@ -162,10 +164,9 @@ am__base_list = \
sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g'
am__uninstall_files_from_dir = { \
test -z "$$files" \
|| { test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
$(am__cd) "$$dir" && rm -f $$files; }; \
{ test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
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}
man1dir = $(mandir)/man1
am__installdirs = "$(DESTDIR)$(man1dir)" "$(DESTDIR)$(man3dir)" \
@@ -262,6 +263,7 @@ EGREP = @EGREP@
ETAGS = @ETAGS@
EXEEXT = @EXEEXT@
FGREP = @FGREP@
FILECMD = @FILECMD@
GETTEXT_MACRO_VERSION = @GETTEXT_MACRO_VERSION@
GMSGFMT = @GMSGFMT@
GMSGFMT_015 = @GMSGFMT_015@
@@ -361,8 +363,10 @@ ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
am__include = @am__include@
am__leading_dot = @am__leading_dot@
am__quote = @am__quote@
am__rm_f_notfound = @am__rm_f_notfound@
am__tar = @am__tar@
am__untar = @am__untar@
am__xargs_n = @am__xargs_n@
bindir = @bindir@
build = @build@
build_alias = @build_alias@
@@ -847,6 +851,7 @@ cscopelist-am: $(am__tagged_files)
distclean-tags:
-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
distdir: $(BUILT_SOURCES)
$(MAKE) $(AM_MAKEFLAGS) distdir-am
@@ -935,11 +940,11 @@ install-strip:
mostlyclean-generic:
clean-generic:
-test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
-$(am__rm_f) $(CLEANFILES)
distclean-generic:
-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
-$(am__rm_f) $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || $(am__rm_f) $(CONFIG_CLEAN_VPATH_FILES)
maintainer-clean-generic:
@echo "This command is intended for maintainers to use"
@@ -1078,3 +1083,10 @@ generate_mans.deps: $(man_XMANS)
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
.NOEXPORT:
# Tell GNU make to disable its built-in pattern rules.
%:: %,v
%:: RCS/%,v
%:: RCS/%
%:: s.%
%:: SCCS/s.%
+1 -1
View File
@@ -1,2 +1,2 @@
<!ENTITY GROUP_NAME_MAX_LENGTH '32'>
<!ENTITY SHADOW_UTILS_VERSION '4.19.2'>
<!ENTITY SHADOW_UTILS_VERSION '4.19.3'>
+20 -8
View File
@@ -1,7 +1,7 @@
# Makefile.in generated by automake 1.16.5 from Makefile.am.
# Makefile.in generated by automake 1.18.1 from Makefile.am.
# @configure_input@
# Copyright (C) 1994-2021 Free Software Foundation, Inc.
# Copyright (C) 1994-2025 Free Software Foundation, Inc.
# This Makefile.in is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@@ -69,6 +69,8 @@ am__make_running_with_option = \
test $$has_opt = yes
am__make_dryrun = (target_option=n; $(am__make_running_with_option))
am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
am__rm_f = rm -f $(am__rm_f_notfound)
am__rm_rf = rm -rf $(am__rm_f_notfound)
pkgdatadir = $(datadir)/@PACKAGE@
pkgincludedir = $(includedir)/@PACKAGE@
pkglibdir = $(libdir)/@PACKAGE@
@@ -147,10 +149,9 @@ am__base_list = \
sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g'
am__uninstall_files_from_dir = { \
test -z "$$files" \
|| { test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
$(am__cd) "$$dir" && rm -f $$files; }; \
{ test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
$(am__cd) "$$dir" && echo $$files | $(am__xargs_n) 40 $(am__rm_f); }; \
}
man1dir = $(mandir)/man1
am__installdirs = "$(DESTDIR)$(man1dir)" "$(DESTDIR)$(man5dir)" \
@@ -194,6 +195,7 @@ EGREP = @EGREP@
ETAGS = @ETAGS@
EXEEXT = @EXEEXT@
FGREP = @FGREP@
FILECMD = @FILECMD@
GETTEXT_MACRO_VERSION = @GETTEXT_MACRO_VERSION@
GMSGFMT = @GMSGFMT@
GMSGFMT_015 = @GMSGFMT_015@
@@ -293,8 +295,10 @@ ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
am__include = @am__include@
am__leading_dot = @am__leading_dot@
am__quote = @am__quote@
am__rm_f_notfound = @am__rm_f_notfound@
am__tar = @am__tar@
am__untar = @am__untar@
am__xargs_n = @am__xargs_n@
bindir = @bindir@
build = @build@
build_alias = @build_alias@
@@ -518,6 +522,7 @@ ctags CTAGS:
cscope cscopelist:
distdir: $(BUILT_SOURCES)
$(MAKE) $(AM_MAKEFLAGS) distdir-am
@@ -582,8 +587,8 @@ mostlyclean-generic:
clean-generic:
distclean-generic:
-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
-$(am__rm_f) $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || $(am__rm_f) $(CONFIG_CLEAN_VPATH_FILES)
maintainer-clean-generic:
@echo "This command is intended for maintainers to use"
@@ -678,3 +683,10 @@ uninstall-man: uninstall-man1 uninstall-man5 uninstall-man8
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
.NOEXPORT:
# Tell GNU make to disable its built-in pattern rules.
%:: %,v
%:: RCS/%,v
%:: RCS/%
%:: s.%
%:: SCCS/s.%
+21 -9
View File
@@ -1,7 +1,7 @@
# Makefile.in generated by automake 1.16.5 from Makefile.am.
# Makefile.in generated by automake 1.18.1 from Makefile.am.
# @configure_input@
# Copyright (C) 1994-2021 Free Software Foundation, Inc.
# Copyright (C) 1994-2025 Free Software Foundation, Inc.
# This Makefile.in is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@@ -69,6 +69,8 @@ am__make_running_with_option = \
test $$has_opt = yes
am__make_dryrun = (target_option=n; $(am__make_running_with_option))
am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
am__rm_f = rm -f $(am__rm_f_notfound)
am__rm_rf = rm -rf $(am__rm_f_notfound)
pkgdatadir = $(datadir)/@PACKAGE@
pkgincludedir = $(includedir)/@PACKAGE@
pkglibdir = $(libdir)/@PACKAGE@
@@ -148,10 +150,9 @@ am__base_list = \
sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g'
am__uninstall_files_from_dir = { \
test -z "$$files" \
|| { test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
$(am__cd) "$$dir" && rm -f $$files; }; \
{ test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
$(am__cd) "$$dir" && echo $$files | $(am__xargs_n) 40 $(am__rm_f); }; \
}
man1dir = $(mandir)/man1
am__installdirs = "$(DESTDIR)$(man1dir)" "$(DESTDIR)$(man5dir)" \
@@ -196,6 +197,7 @@ EGREP = @EGREP@
ETAGS = @ETAGS@
EXEEXT = @EXEEXT@
FGREP = @FGREP@
FILECMD = @FILECMD@
GETTEXT_MACRO_VERSION = @GETTEXT_MACRO_VERSION@
GMSGFMT = @GMSGFMT@
GMSGFMT_015 = @GMSGFMT_015@
@@ -295,8 +297,10 @@ ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
am__include = @am__include@
am__leading_dot = @am__leading_dot@
am__quote = @am__quote@
am__rm_f_notfound = @am__rm_f_notfound@
am__tar = @am__tar@
am__untar = @am__untar@
am__xargs_n = @am__xargs_n@
bindir = @bindir@
build = @build@
build_alias = @build_alias@
@@ -541,6 +545,7 @@ ctags CTAGS:
cscope cscopelist:
distdir: $(BUILT_SOURCES)
$(MAKE) $(AM_MAKEFLAGS) distdir-am
@@ -603,11 +608,11 @@ install-strip:
mostlyclean-generic:
clean-generic:
-test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
-$(am__rm_f) $(CLEANFILES)
distclean-generic:
-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
-$(am__rm_f) $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || $(am__rm_f) $(CONFIG_CLEAN_VPATH_FILES)
maintainer-clean-generic:
@echo "This command is intended for maintainers to use"
@@ -753,3 +758,10 @@ uninstall-man: uninstall-man1 uninstall-man5 uninstall-man8
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
.NOEXPORT:
# Tell GNU make to disable its built-in pattern rules.
%:: %,v
%:: RCS/%,v
%:: RCS/%
%:: s.%
%:: SCCS/s.%
+43 -3
View File
@@ -2,12 +2,12 @@
.\" Title: chfn
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: Danish
.\"
.TH "CHFN" "1" "19/01/2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "CHFN" "1" "01/02/2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -110,6 +110,46 @@ marks\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBCHFN_AUTH\fR (boolean)
.RS 4
If
\fIyes\fR, the
\fBchfn\fR
program will require authentication before making any changes, unless run by the superuser\&.
.RE
.PP
\fBCHFN_RESTRICT\fR (string)
.RS 4
This parameter specifies which values in the
\fIgecos\fR
field of the
/etc/passwd
file may be changed by regular users using the
\fBchfn\fR
program\&. It can be any combination of letters
\fIf\fR,
\fIr\fR,
\fIw\fR,
\fIh\fR, for Full name, Room number, Work phone, and Home phone, respectively\&. For backward compatibility,
\fIyes\fR
is equivalent to
\fIrwh\fR
and
\fIno\fR
is equivalent to
\fIfrwh\fR\&. If not specified, only the superuser can make any changes\&. The most restrictive setting is better achieved by not installing
\fBchfn\fR
SUID\&.
.RE
.PP
\fBLOGIN_STRING\fR (string)
.RS 4
The string used for prompting a password\&. The default is to use "Password: ", or a translation of that string\&. If you set this variable, the prompt will not be translated\&.
.sp
If the string contains
\fI%s\fR, this will be replaced by the user\*(Aqs name\&.
.RE
.SH "FILER"
.PP
/etc/login\&.defs
+10 -3
View File
@@ -2,12 +2,12 @@
.\" Title: newgrp
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: Danish
.\"
.TH "NEWGRP" "1" "19/01/2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "NEWGRP" "1" "01/02/2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -60,6 +60,13 @@ is considered\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBSYSLOG_SG_ENAB\fR (boolean)
.RS 4
Enable "syslog" logging of
\fBsg\fR
activity\&.
.RE
.SH "FILER"
.PP
/etc/passwd
+10 -3
View File
@@ -2,12 +2,12 @@
.\" Title: sg
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: Danish
.\"
.TH "SG" "1" "19/01/2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "SG" "1" "01/02/2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -77,6 +77,13 @@ This is the default; for backward compatibility\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBSYSLOG_SG_ENAB\fR (boolean)
.RS 4
Enable "syslog" logging of
\fBsg\fR
activity\&.
.RE
.SH "FILER"
.PP
/etc/passwd
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: gshadow
.\" Author: Nicolas Fran\(,cois <nicolas.francois@centraliens.net>
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: Danish
.\"
.TH "GSHADOW" "5" "19/01/2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "GSHADOW" "5" "01/02/2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+18 -3
View File
@@ -2,12 +2,12 @@
.\" Title: groupdel
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: Danish
.\"
.TH "GROUPDEL" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "GROUPDEL" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -81,6 +81,21 @@ Du skal manuelt kontrollere alle filsystemer for at sikre dig, at ingen filer fo
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.SH "FILER"
.PP
/etc/group
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: logoutd
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: Danish
.\"
.TH "LOGOUTD" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "LOGOUTD" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: nologin
.\" Author: Nicolas Fran\(,cois <nicolas.francois@centraliens.net>
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: Danish
.\"
.TH "NOLOGIN" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "NOLOGIN" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: vipw
.\" Author: Marek Micha\(/lkiewicz
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: Danish
.\"
.TH "VIPW" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "VIPW" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+21 -9
View File
@@ -1,7 +1,7 @@
# Makefile.in generated by automake 1.16.5 from Makefile.am.
# Makefile.in generated by automake 1.18.1 from Makefile.am.
# @configure_input@
# Copyright (C) 1994-2021 Free Software Foundation, Inc.
# Copyright (C) 1994-2025 Free Software Foundation, Inc.
# This Makefile.in is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@@ -69,6 +69,8 @@ am__make_running_with_option = \
test $$has_opt = yes
am__make_dryrun = (target_option=n; $(am__make_running_with_option))
am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
am__rm_f = rm -f $(am__rm_f_notfound)
am__rm_rf = rm -rf $(am__rm_f_notfound)
pkgdatadir = $(datadir)/@PACKAGE@
pkgincludedir = $(includedir)/@PACKAGE@
pkglibdir = $(libdir)/@PACKAGE@
@@ -149,10 +151,9 @@ am__base_list = \
sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g'
am__uninstall_files_from_dir = { \
test -z "$$files" \
|| { test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
$(am__cd) "$$dir" && rm -f $$files; }; \
{ test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
$(am__cd) "$$dir" && echo $$files | $(am__xargs_n) 40 $(am__rm_f); }; \
}
man1dir = $(mandir)/man1
am__installdirs = "$(DESTDIR)$(man1dir)" "$(DESTDIR)$(man3dir)" \
@@ -198,6 +199,7 @@ EGREP = @EGREP@
ETAGS = @ETAGS@
EXEEXT = @EXEEXT@
FGREP = @FGREP@
FILECMD = @FILECMD@
GETTEXT_MACRO_VERSION = @GETTEXT_MACRO_VERSION@
GMSGFMT = @GMSGFMT@
GMSGFMT_015 = @GMSGFMT_015@
@@ -297,8 +299,10 @@ ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
am__include = @am__include@
am__leading_dot = @am__leading_dot@
am__quote = @am__quote@
am__rm_f_notfound = @am__rm_f_notfound@
am__tar = @am__tar@
am__untar = @am__untar@
am__xargs_n = @am__xargs_n@
bindir = @bindir@
build = @build@
build_alias = @build_alias@
@@ -596,6 +600,7 @@ ctags CTAGS:
cscope cscopelist:
distdir: $(BUILT_SOURCES)
$(MAKE) $(AM_MAKEFLAGS) distdir-am
@@ -658,11 +663,11 @@ install-strip:
mostlyclean-generic:
clean-generic:
-test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
-$(am__rm_f) $(CLEANFILES)
distclean-generic:
-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
-$(am__rm_f) $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || $(am__rm_f) $(CONFIG_CLEAN_VPATH_FILES)
maintainer-clean-generic:
@echo "This command is intended for maintainers to use"
@@ -809,3 +814,10 @@ uninstall-man: uninstall-man1 uninstall-man3 uninstall-man5 \
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
.NOEXPORT:
# Tell GNU make to disable its built-in pattern rules.
%:: %,v
%:: RCS/%,v
%:: RCS/%
%:: s.%
%:: SCCS/s.%
+3 -3
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@@ -2,12 +2,12 @@
.\" Title: chage
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "CHAGE" "1" "19.01.2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "CHAGE" "1" "01.02.2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+43 -3
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@@ -2,12 +2,12 @@
.\" Title: chfn
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "CHFN" "1" "19.01.2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "CHFN" "1" "01.02.2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -110,6 +110,46 @@ marks\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBCHFN_AUTH\fR (boolean)
.RS 4
If
\fIyes\fR, the
\fBchfn\fR
program will require authentication before making any changes, unless run by the superuser\&.
.RE
.PP
\fBCHFN_RESTRICT\fR (string)
.RS 4
This parameter specifies which values in the
\fIgecos\fR
field of the
/etc/passwd
file may be changed by regular users using the
\fBchfn\fR
program\&. It can be any combination of letters
\fIf\fR,
\fIr\fR,
\fIw\fR,
\fIh\fR, for Full name, Room number, Work phone, and Home phone, respectively\&. For backward compatibility,
\fIyes\fR
is equivalent to
\fIrwh\fR
and
\fIno\fR
is equivalent to
\fIfrwh\fR\&. If not specified, only the superuser can make any changes\&. The most restrictive setting is better achieved by not installing
\fBchfn\fR
SUID\&.
.RE
.PP
\fBLOGIN_STRING\fR (string)
.RS 4
The string used for prompting a password\&. The default is to use "Password: ", or a translation of that string\&. If you set this variable, the prompt will not be translated\&.
.sp
If the string contains
\fI%s\fR, this will be replaced by the user\*(Aqs name\&.
.RE
.SH "DATEIEN"
.PP
/etc/login\&.defs
+19 -3
View File
@@ -2,12 +2,12 @@
.\" Title: chsh
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "CHSH" "1" "19.01.2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "CHSH" "1" "01.02.2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -88,6 +88,22 @@ is discouraged since accidentally changing to a restricted shell would prevent t
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBCHSH_AUTH\fR (boolean)
.RS 4
If
\fIyes\fR, the
\fBchsh\fR
program will require authentication before making any changes, unless run by the superuser\&.
.RE
.PP
\fBLOGIN_STRING\fR (string)
.RS 4
The string used for prompting a password\&. The default is to use "Password: ", or a translation of that string\&. If you set this variable, the prompt will not be translated\&.
.sp
If the string contains
\fI%s\fR, this will be replaced by the user\*(Aqs name\&.
.RE
.SH "DATEIEN"
.PP
/etc/passwd
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: expiry
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "EXPIRY" "1" "19.01.2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "EXPIRY" "1" "01.02.2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+77 -3
View File
@@ -2,12 +2,12 @@
.\" Title: gpasswd
.\" Author: Rafal Maszkowski
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "GPASSWD" "1" "19.01.2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "GPASSWD" "1" "01.02.2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -139,6 +139,80 @@ Thus you cannot change any NIS or LDAP group\&. This must be performed on the co
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBENCRYPT_METHOD\fR (string)
.RS 4
This defines the system default encryption algorithm for encrypting passwords (if no algorithm is specified on the command line)\&.
.sp
It can take one of these values:
\fIDES\fR
(default),
\fIMD5\fR, \fISHA256\fR, \fISHA512\fR\&. MD5 and DES should not be used for new hashes, see
crypt(5)
for recommendations\&.
.sp
Note: this parameter overrides the
\fBMD5_CRYPT_ENAB\fR
variable\&.
.RE
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBMD5_CRYPT_ENAB\fR (boolean)
.RS 4
Indicate if passwords must be encrypted using the MD5\-based algorithm\&. If set to
\fIyes\fR, new passwords will be encrypted using the MD5\-based algorithm compatible with the one used by recent releases of FreeBSD\&. It supports passwords of unlimited length and longer salt strings\&. Set to
\fIno\fR
if you need to copy encrypted passwords to other systems which don\*(Aqt understand the new algorithm\&. Default is
\fIno\fR\&.
.sp
This variable is superseded by the
\fBENCRYPT_METHOD\fR
variable or by any command line option used to configure the encryption algorithm\&.
.sp
This variable is deprecated\&. You should use
\fBENCRYPT_METHOD\fR\&.
.RE
.PP
\fBSHA_CRYPT_MIN_ROUNDS\fR (number), \fBSHA_CRYPT_MAX_ROUNDS\fR (number)
.RS 4
When
\fBENCRYPT_METHOD\fR
is set to
\fISHA256\fR
or
\fISHA512\fR, this defines the number of SHA rounds used by the encryption algorithm by default (when the number of rounds is not specified on the command line)\&.
.sp
With a lot of rounds, it is more difficult to brute force the password\&. But note also that more CPU resources will be needed to authenticate users\&.
.sp
If not specified, the libc will choose the default number of rounds (5000), which is orders of magnitude too low for modern hardware\&.
.sp
The values must be inside the 1000\-999,999,999 range\&.
.sp
If only one of the
\fBSHA_CRYPT_MIN_ROUNDS\fR
or
\fBSHA_CRYPT_MAX_ROUNDS\fR
values is set, then this value will be used\&.
.sp
If
\fBSHA_CRYPT_MIN_ROUNDS\fR
>
\fBSHA_CRYPT_MAX_ROUNDS\fR, the highest value will be used\&.
.RE
.SH "DATEIEN"
.PP
/etc/group
+279 -3
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@@ -2,12 +2,12 @@
.\" Title: login
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "LOGIN" "1" "19.01.2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "LOGIN" "1" "01.02.2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -149,6 +149,282 @@ As with any program,
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBCONSOLE\fR (string)
.RS 4
If defined, either full pathname of a file containing device names (one per line) or a ":" delimited list of device names\&. Root logins will be allowed only upon these devices\&.
.sp
If not defined, root will be allowed on any device\&.
.sp
The device should be specified without the /dev/ prefix\&.
.RE
.PP
\fBCONSOLE_GROUPS\fR (string)
.RS 4
List of groups to add to the user\*(Aqs supplementary groups set when logging in on the console (as determined by the CONSOLE setting)\&. Default is none\&.
Use with caution \- it is possible for users to gain permanent access to these groups, even when not logged in on the console\&.
.RE
.PP
\fBDEFAULT_HOME\fR (boolean)
.RS 4
Indicate if login is allowed if we can\*(Aqt cd to the home directory\&. Default is no\&.
.sp
If set to
\fIyes\fR, the user will login in the root (/) directory if it is not possible to cd to her home directory\&.
.RE
.PP
\fBENV_HZ\fR (string)
.RS 4
If set, it will be used to define the HZ environment variable when a user login\&. The value must be preceded by
\fIHZ=\fR\&. A common value on Linux is
\fIHZ=100\fR\&.
.RE
.PP
\fBENV_PATH\fR (string)
.RS 4
If set, it will be used to define the PATH environment variable when a regular user login\&. The value is a colon separated list of paths (for example
\fI/bin:/usr/bin\fR) and can be preceded by
\fIPATH=\fR\&. The default value is
\fIPATH=/bin:/usr/bin\fR\&.
.RE
.PP
\fBENV_SUPATH\fR (string)
.RS 4
If set, it will be used to define the PATH environment variable when the superuser login\&. The value is a colon separated list of paths (for example
\fI/sbin:/bin:/usr/sbin:/usr/bin\fR) and can be preceded by
\fIPATH=\fR\&. The default value is
\fIPATH=/sbin:/bin:/usr/sbin:/usr/bin\fR\&.
.RE
.PP
\fBENV_TZ\fR (string)
.RS 4
If set, it will be used to define the TZ environment variable when a user login\&. The value can be the name of a timezone preceded by
\fITZ=\fR
(for example
\fITZ=CST6CDT\fR), or the full path to the file containing the timezone specification (for example
/etc/tzname)\&.
.sp
If a full path is specified but the file does not exist or cannot be read, the default is to use
\fITZ=CST6CDT\fR\&.
.RE
.PP
\fBENVIRON_FILE\fR (string)
.RS 4
If this file exists and is readable, login environment will be read from it\&. Every line should be in the form name=value\&.
.sp
Lines starting with a # are treated as comment lines and ignored\&.
.RE
.PP
\fBERASECHAR\fR (number)
.RS 4
Terminal ERASE character (\fI010\fR
= backspace,
\fI0177\fR
= DEL)\&.
.sp
The value can be prefixed "0" for an octal value, or "0x" for an hexadecimal value\&.
.RE
.PP
\fBFAIL_DELAY\fR (number)
.RS 4
Delay in seconds before being allowed another attempt after a login failure\&.
.RE
.PP
\fBFAILLOG_ENAB\fR (boolean)
.RS 4
Enable logging and display of
/var/log/faillog
login failure info\&.
.RE
.PP
\fBFAKE_SHELL\fR (string)
.RS 4
If set,
\fBlogin\fR
will execute this shell instead of the users\*(Aq shell specified in
/etc/passwd\&.
.RE
.PP
\fBFTMP_FILE\fR (string)
.RS 4
If defined, login failures will be logged in this file in a utmp format\&.
.RE
.PP
\fBHUSHLOGIN_FILE\fR (string)
.RS 4
If defined, this file can inhibit all the usual chatter during the login sequence\&. If a full pathname is specified, then hushed mode will be enabled if the user\*(Aqs name or shell are found in the file\&. If not a full pathname, then hushed mode will be enabled if the file exists in the user\*(Aqs home directory\&.
.RE
.PP
\fBISSUE_FILE\fR (string)
.RS 4
If defined, this file will be displayed before each login prompt\&.
.RE
.PP
\fBKILLCHAR\fR (number)
.RS 4
Terminal KILL character (\fI025\fR
= CTRL/U)\&.
.sp
The value can be prefixed "0" for an octal value, or "0x" for an hexadecimal value\&.
.RE
.PP
\fBLASTLOG_ENAB\fR (boolean)
.RS 4
Enable logging and display of /var/log/lastlog login time info\&.
.RE
.PP
\fBLOGIN_RETRIES\fR (number)
.RS 4
Maximum number of login retries in case of bad password\&.
.RE
.PP
\fBLOGIN_STRING\fR (string)
.RS 4
The string used for prompting a password\&. The default is to use "Password: ", or a translation of that string\&. If you set this variable, the prompt will not be translated\&.
.sp
If the string contains
\fI%s\fR, this will be replaced by the user\*(Aqs name\&.
.RE
.PP
\fBLOGIN_TIMEOUT\fR (number)
.RS 4
Max time in seconds for login\&.
.RE
.PP
\fBLOG_OK_LOGINS\fR (boolean)
.RS 4
Enable logging of successful logins\&.
.RE
.PP
\fBLOG_UNKFAIL_ENAB\fR (boolean)
.RS 4
Enable display of unknown usernames when login failures are recorded\&.
.sp
Note: logging unknown usernames may be a security issue if an user enter her password instead of her login name\&.
.RE
.PP
\fBMAIL_CHECK_ENAB\fR (boolean)
.RS 4
Enable checking and display of mailbox status upon login\&.
.sp
You should disable it if the shell startup files already check for mail ("mailx \-e" or equivalent)\&.
.RE
.PP
\fBMAIL_DIR\fR (string)
.RS 4
The mail spool directory\&. This is needed to manipulate the mailbox when its corresponding user account is modified or deleted\&. If not specified, a compile\-time default is used\&. The parameter CREATE_MAIL_SPOOL in
/etc/default/useradd
determines whether the mail spool should be created\&.
.RE
.PP
\fBMAIL_FILE\fR (string)
.RS 4
Defines the location of the users mail spool files relatively to their home directory\&.
.RE
.PP
The
\fBMAIL_DIR\fR
and
\fBMAIL_FILE\fR
variables are used by
\fBuseradd\fR,
\fBusermod\fR, and
\fBuserdel\fR
to create, move, or delete the user\*(Aqs mail spool\&.
.PP
If
\fBMAIL_CHECK_ENAB\fR
is set to
\fIyes\fR, they are also used to define the
\fBMAIL\fR
environment variable\&.
.PP
\fBMOTD_FILE\fR (string)
.RS 4
If defined, ":" delimited list of "message of the day" files to be displayed upon login\&.
.RE
.PP
\fBNOLOGINS_FILE\fR (string)
.RS 4
If defined, name of file whose presence will inhibit non\-root logins\&. The contents of this file should be a message indicating why logins are inhibited\&.
.RE
.PP
\fBPORTTIME_CHECKS_ENAB\fR (boolean)
.RS 4
Enable checking of time restrictions specified in
/etc/porttime\&.
.RE
.PP
\fBQUOTAS_ENAB\fR (boolean)
.RS 4
Enable setting of resource limits from
/etc/limits
and ulimit, umask, and niceness from the user\*(Aqs passwd gecos field\&.
.RE
.PP
\fBTTYGROUP\fR (string), \fBTTYPERM\fR (number)
.RS 4
The terminal permissions: the login tty will be owned by the
\fBTTYGROUP\fR
group, and the permissions will be set to
\fBTTYPERM\fR\&.
.sp
\fBTTYGROUP\fR
can be either the name of a group or a numeric group identifier\&.
.sp
If TTYGROUP is not defined, then the group ownership of the terminal is set to the user\*(Aqs primary group\&. If TTYPERM is not defined, then the permissions are set to
\fI0600\fR\&.
.sp
If you have a
\fBwrite\fR
program which is "setgid" to a special group which owns the terminals, define TTYGROUP to the group number and TTYPERM to 0620\&. Otherwise leave TTYGROUP commented out and assign TTYPERM to either 622 or 600\&.
.RE
.PP
\fBTTYTYPE_FILE\fR (string)
.RS 4
If defined, file which maps tty line to TERM environment parameter\&. Each line of the file is in a format something like "vt100 tty01"\&.
.RE
.PP
\fBULIMIT\fR (number)
.RS 4
Default
\fBulimit\fR
value\&.
.RE
.PP
\fBUMASK\fR (number)
.RS 4
The file mode creation mask is initialized to this value\&. If not specified, the mask will be initialized to 022\&.
.sp
\fBuseradd\fR
and
\fBnewusers\fR
use this mask to set the mode of the home directory they create if
\fBHOME_MODE\fR
is not set\&.
.sp
It is also used by
\fBlogin\fR
to define users\*(Aq initial umask\&. Note that this mask can be overridden by the user\*(Aqs GECOS line (if
\fBQUOTAS_ENAB\fR
is set) or by the specification of a limit with the
\fIK\fR
identifier in
\fBlimits\fR(5)\&.
.RE
.PP
\fBUSERGROUPS_ENAB\fR (boolean)
.RS 4
Enable setting of the umask group bits to be the same as owner bits (examples: 022 \-> 002, 077 \-> 007) for non\-root users, if the uid is the same as gid, and username is the same as the primary group name\&.
.sp
If set to
\fIyes\fR,
\fBuserdel\fR
will remove the user\*(Aqs group if it contains no more members, and
\fBuseradd\fR
will create by default a group with the name of the user\&.
.RE
.SH "DATEIEN"
.PP
/var/run/utmp
+10 -3
View File
@@ -2,12 +2,12 @@
.\" Title: newgrp
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "NEWGRP" "1" "19.01.2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "NEWGRP" "1" "01.02.2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -60,6 +60,13 @@ is considered\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBSYSLOG_SG_ENAB\fR (boolean)
.RS 4
Enable "syslog" logging of
\fBsg\fR
activity\&.
.RE
.SH "DATEIEN"
.PP
/etc/passwd
+104 -3
View File
@@ -2,12 +2,12 @@
.\" Title: passwd
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "PASSWD" "1" "19.01.2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "PASSWD" "1" "01.02.2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -193,6 +193,107 @@ Benutzer k\(:onnen unter Umst\(:anden ihr Passwort nicht \(:andern, wenn auf dem
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBENCRYPT_METHOD\fR (string)
.RS 4
This defines the system default encryption algorithm for encrypting passwords (if no algorithm is specified on the command line)\&.
.sp
It can take one of these values:
\fIDES\fR
(default),
\fIMD5\fR, \fISHA256\fR, \fISHA512\fR\&. MD5 and DES should not be used for new hashes, see
crypt(5)
for recommendations\&.
.sp
Note: this parameter overrides the
\fBMD5_CRYPT_ENAB\fR
variable\&.
.RE
.PP
\fBMD5_CRYPT_ENAB\fR (boolean)
.RS 4
Indicate if passwords must be encrypted using the MD5\-based algorithm\&. If set to
\fIyes\fR, new passwords will be encrypted using the MD5\-based algorithm compatible with the one used by recent releases of FreeBSD\&. It supports passwords of unlimited length and longer salt strings\&. Set to
\fIno\fR
if you need to copy encrypted passwords to other systems which don\*(Aqt understand the new algorithm\&. Default is
\fIno\fR\&.
.sp
This variable is superseded by the
\fBENCRYPT_METHOD\fR
variable or by any command line option used to configure the encryption algorithm\&.
.sp
This variable is deprecated\&. You should use
\fBENCRYPT_METHOD\fR\&.
.RE
.PP
\fBOBSCURE_CHECKS_ENAB\fR (boolean)
.RS 4
Enable additional checks upon password changes\&.
.RE
.PP
\fBPASS_ALWAYS_WARN\fR (boolean)
.RS 4
Warn about weak passwords (but still allow them) if you are root\&.
.RE
.PP
\fBPASS_CHANGE_TRIES\fR (number)
.RS 4
Maximum number of attempts to change password if rejected (too easy)\&.
.RE
.PP
\fBPASS_MAX_LEN\fR (number), \fBPASS_MIN_LEN\fR (number)
.RS 4
Number of significant characters in the password for crypt()\&.
.sp
\fBPASS_MAX_LEN\fR
is 8 by default\&. Don\*(Aqt change unless your crypt() is better\&.
.sp
\fBPASS_MAX_LEN\fR
is only used for DES\&. It is ignored if an encryption algorithm other than DES is used, either because
\fBMD5_CRYPT_ENAB\fR
set to
\fIyes\fR
or
\fBENCRYPT_METHOD\fR
set to an algorithm other than
\fIDES\fR\&.
.sp
In addition,
\fBPASS_MAX_LEN\fR
is only used if
\fBOBSCURE_CHECKS_ENAB\fR
set to
\fIyes\fR\&.
.sp
Note: This only affects the generation of user passwords\&. Group password lengths are not checked\&.
.RE
.PP
\fBSHA_CRYPT_MIN_ROUNDS\fR (number), \fBSHA_CRYPT_MAX_ROUNDS\fR (number)
.RS 4
When
\fBENCRYPT_METHOD\fR
is set to
\fISHA256\fR
or
\fISHA512\fR, this defines the number of SHA rounds used by the encryption algorithm by default (when the number of rounds is not specified on the command line)\&.
.sp
With a lot of rounds, it is more difficult to brute force the password\&. But note also that more CPU resources will be needed to authenticate users\&.
.sp
If not specified, the libc will choose the default number of rounds (5000), which is orders of magnitude too low for modern hardware\&.
.sp
The values must be inside the 1000\-999,999,999 range\&.
.sp
If only one of the
\fBSHA_CRYPT_MIN_ROUNDS\fR
or
\fBSHA_CRYPT_MAX_ROUNDS\fR
values is set, then this value will be used\&.
.sp
If
\fBSHA_CRYPT_MIN_ROUNDS\fR
>
\fBSHA_CRYPT_MAX_ROUNDS\fR, the highest value will be used\&.
.RE
.SH "DATEIEN"
.PP
/etc/passwd
+10 -3
View File
@@ -2,12 +2,12 @@
.\" Title: sg
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "SG" "1" "19.01.2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "SG" "1" "01.02.2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -77,6 +77,13 @@ This is the default; for backward compatibility\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBSYSLOG_SG_ENAB\fR (boolean)
.RS 4
Enable "syslog" logging of
\fBsg\fR
activity\&.
.RE
.SH "DATEIEN"
.PP
/etc/passwd
+163 -3
View File
@@ -2,12 +2,12 @@
.\" Title: su
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "SU" "1" "19.01.2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "SU" "1" "01.02.2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -228,6 +228,166 @@ has many compilation options, only some of which may be in use at any particular
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBCONSOLE\fR (string)
.RS 4
If defined, either full pathname of a file containing device names (one per line) or a ":" delimited list of device names\&. Root logins will be allowed only upon these devices\&.
.sp
If not defined, root will be allowed on any device\&.
.sp
The device should be specified without the /dev/ prefix\&.
.RE
.PP
\fBCONSOLE_GROUPS\fR (string)
.RS 4
List of groups to add to the user\*(Aqs supplementary groups set when logging in on the console (as determined by the CONSOLE setting)\&. Default is none\&.
Use with caution \- it is possible for users to gain permanent access to these groups, even when not logged in on the console\&.
.RE
.PP
\fBDEFAULT_HOME\fR (boolean)
.RS 4
Indicate if login is allowed if we can\*(Aqt cd to the home directory\&. Default is no\&.
.sp
If set to
\fIyes\fR, the user will login in the root (/) directory if it is not possible to cd to her home directory\&.
.RE
.PP
\fBENV_HZ\fR (string)
.RS 4
If set, it will be used to define the HZ environment variable when a user login\&. The value must be preceded by
\fIHZ=\fR\&. A common value on Linux is
\fIHZ=100\fR\&.
.RE
.PP
\fBENVIRON_FILE\fR (string)
.RS 4
If this file exists and is readable, login environment will be read from it\&. Every line should be in the form name=value\&.
.sp
Lines starting with a # are treated as comment lines and ignored\&.
.RE
.PP
\fBENV_PATH\fR (string)
.RS 4
If set, it will be used to define the PATH environment variable when a regular user login\&. The value is a colon separated list of paths (for example
\fI/bin:/usr/bin\fR) and can be preceded by
\fIPATH=\fR\&. The default value is
\fIPATH=/bin:/usr/bin\fR\&.
.RE
.PP
\fBENV_SUPATH\fR (string)
.RS 4
If set, it will be used to define the PATH environment variable when the superuser login\&. The value is a colon separated list of paths (for example
\fI/sbin:/bin:/usr/sbin:/usr/bin\fR) and can be preceded by
\fIPATH=\fR\&. The default value is
\fIPATH=/sbin:/bin:/usr/sbin:/usr/bin\fR\&.
.RE
.PP
\fBENV_TZ\fR (string)
.RS 4
If set, it will be used to define the TZ environment variable when a user login\&. The value can be the name of a timezone preceded by
\fITZ=\fR
(for example
\fITZ=CST6CDT\fR), or the full path to the file containing the timezone specification (for example
/etc/tzname)\&.
.sp
If a full path is specified but the file does not exist or cannot be read, the default is to use
\fITZ=CST6CDT\fR\&.
.RE
.PP
\fBLOGIN_STRING\fR (string)
.RS 4
The string used for prompting a password\&. The default is to use "Password: ", or a translation of that string\&. If you set this variable, the prompt will not be translated\&.
.sp
If the string contains
\fI%s\fR, this will be replaced by the user\*(Aqs name\&.
.RE
.PP
\fBMAIL_CHECK_ENAB\fR (boolean)
.RS 4
Enable checking and display of mailbox status upon login\&.
.sp
You should disable it if the shell startup files already check for mail ("mailx \-e" or equivalent)\&.
.RE
.PP
\fBMAIL_DIR\fR (string)
.RS 4
The mail spool directory\&. This is needed to manipulate the mailbox when its corresponding user account is modified or deleted\&. If not specified, a compile\-time default is used\&. The parameter CREATE_MAIL_SPOOL in
/etc/default/useradd
determines whether the mail spool should be created\&.
.RE
.PP
\fBMAIL_FILE\fR (string)
.RS 4
Defines the location of the users mail spool files relatively to their home directory\&.
.RE
.PP
The
\fBMAIL_DIR\fR
and
\fBMAIL_FILE\fR
variables are used by
\fBuseradd\fR,
\fBusermod\fR, and
\fBuserdel\fR
to create, move, or delete the user\*(Aqs mail spool\&.
.PP
If
\fBMAIL_CHECK_ENAB\fR
is set to
\fIyes\fR, they are also used to define the
\fBMAIL\fR
environment variable\&.
.PP
\fBQUOTAS_ENAB\fR (boolean)
.RS 4
Enable setting of resource limits from
/etc/limits
and ulimit, umask, and niceness from the user\*(Aqs passwd gecos field\&.
.RE
.PP
\fBSULOG_FILE\fR (string)
.RS 4
If defined, all su activity is logged to this file\&.
.RE
.PP
\fBSU_NAME\fR (string)
.RS 4
If defined, the command name to display when running "su \-"\&. For example, if this is defined as "su" then a "ps" will display the command is "\-su"\&. If not defined, then "ps" would display the name of the shell actually being run, e\&.g\&. something like "\-sh"\&.
.RE
.PP
\fBSU_WHEEL_ONLY\fR (boolean)
.RS 4
If
\fIyes\fR, the user must be listed as a member of the first gid 0 group in
/etc/group
(called
\fIroot\fR
on most Linux systems) to be able to
\fBsu\fR
to uid 0 accounts\&. If the group doesn\*(Aqt exist or is empty, no one will be able to
\fBsu\fR
to uid 0\&.
.RE
.PP
\fBSYSLOG_SU_ENAB\fR (boolean)
.RS 4
Enable "syslog" logging of
\fBsu\fR
activity \- in addition to sulog file logging\&.
.RE
.PP
\fBUSERGROUPS_ENAB\fR (boolean)
.RS 4
Enable setting of the umask group bits to be the same as owner bits (examples: 022 \-> 002, 077 \-> 007) for non\-root users, if the uid is the same as gid, and username is the same as the primary group name\&.
.sp
If set to
\fIyes\fR,
\fBuserdel\fR
will remove the user\*(Aqs group if it contains no more members, and
\fBuseradd\fR
will create by default a group with the name of the user\&.
.RE
.SH "DATEIEN"
.PP
/etc/passwd
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: shadow
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: Library Calls
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "SHADOW" "3" "19.01.2026" "shadow\-utils 4\&.19\&.2" "Library Calls"
.TH "SHADOW" "3" "01.02.2026" "shadow\-utils 4\&.19\&.3" "Library Calls"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: faillog
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "FAILLOG" "5" "19.01.2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuratio"
.TH "FAILLOG" "5" "01.02.2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuratio"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: gshadow
.\" Author: Nicolas Fran\(,cois <nicolas.francois@centraliens.net>
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "GSHADOW" "5" "19.01.2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "GSHADOW" "5" "01.02.2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: limits
.\" Author: Luca Berra
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "LIMITS" "5" "19.01.2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "LIMITS" "5" "01.02.2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: login.access
.\" Author: Marek Micha\(/lkiewicz
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "LOGIN\&.ACCESS" "5" "19.01.2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "LOGIN\&.ACCESS" "5" "01.02.2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+672 -3
View File
@@ -2,12 +2,12 @@
.\" Title: login.defs
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "LOGIN\&.DEFS" "5" "19.01.2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "LOGIN\&.DEFS" "5" "01.02.2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -48,11 +48,680 @@ value\&. Numbers (both regular and long) may be either decimal values, octal val
.PP
Folgende Merkmale k\(:onnen konfiguriert werden:
.PP
\fBCHFN_AUTH\fR (boolean)
.RS 4
If
\fIyes\fR, the
\fBchfn\fR
program will require authentication before making any changes, unless run by the superuser\&.
.RE
.PP
\fBCHFN_RESTRICT\fR (string)
.RS 4
This parameter specifies which values in the
\fIgecos\fR
field of the
/etc/passwd
file may be changed by regular users using the
\fBchfn\fR
program\&. It can be any combination of letters
\fIf\fR,
\fIr\fR,
\fIw\fR,
\fIh\fR, for Full name, Room number, Work phone, and Home phone, respectively\&. For backward compatibility,
\fIyes\fR
is equivalent to
\fIrwh\fR
and
\fIno\fR
is equivalent to
\fIfrwh\fR\&. If not specified, only the superuser can make any changes\&. The most restrictive setting is better achieved by not installing
\fBchfn\fR
SUID\&.
.RE
.PP
\fBCHSH_AUTH\fR (boolean)
.RS 4
If
\fIyes\fR, the
\fBchsh\fR
program will require authentication before making any changes, unless run by the superuser\&.
.RE
.PP
\fBCONSOLE\fR (string)
.RS 4
If defined, either full pathname of a file containing device names (one per line) or a ":" delimited list of device names\&. Root logins will be allowed only upon these devices\&.
.sp
If not defined, root will be allowed on any device\&.
.sp
The device should be specified without the /dev/ prefix\&.
.RE
.PP
\fBCONSOLE_GROUPS\fR (string)
.RS 4
List of groups to add to the user\*(Aqs supplementary groups set when logging in on the console (as determined by the CONSOLE setting)\&. Default is none\&.
Use with caution \- it is possible for users to gain permanent access to these groups, even when not logged in on the console\&.
.RE
.PP
\fBCREATE_HOME\fR (boolean)
.RS 4
Indicate if a home directory should be created by default for new users\&.
.sp
This setting does not apply to system users, and can be overridden on the command line\&.
.RE
.PP
\fBDEFAULT_HOME\fR (boolean)
.RS 4
Indicate if login is allowed if we can\*(Aqt cd to the home directory\&. Default is no\&.
.sp
If set to
\fIyes\fR, the user will login in the root (/) directory if it is not possible to cd to her home directory\&.
.RE
.PP
\fBENCRYPT_METHOD\fR (string)
.RS 4
This defines the system default encryption algorithm for encrypting passwords (if no algorithm is specified on the command line)\&.
.sp
It can take one of these values:
\fIDES\fR
(default),
\fIMD5\fR, \fISHA256\fR, \fISHA512\fR\&. MD5 and DES should not be used for new hashes, see
crypt(5)
for recommendations\&.
.sp
Note: this parameter overrides the
\fBMD5_CRYPT_ENAB\fR
variable\&.
.RE
.PP
\fBENV_HZ\fR (string)
.RS 4
If set, it will be used to define the HZ environment variable when a user login\&. The value must be preceded by
\fIHZ=\fR\&. A common value on Linux is
\fIHZ=100\fR\&.
.RE
.PP
\fBENV_PATH\fR (string)
.RS 4
If set, it will be used to define the PATH environment variable when a regular user login\&. The value is a colon separated list of paths (for example
\fI/bin:/usr/bin\fR) and can be preceded by
\fIPATH=\fR\&. The default value is
\fIPATH=/bin:/usr/bin\fR\&.
.RE
.PP
\fBENV_SUPATH\fR (string)
.RS 4
If set, it will be used to define the PATH environment variable when the superuser login\&. The value is a colon separated list of paths (for example
\fI/sbin:/bin:/usr/sbin:/usr/bin\fR) and can be preceded by
\fIPATH=\fR\&. The default value is
\fIPATH=/sbin:/bin:/usr/sbin:/usr/bin\fR\&.
.RE
.PP
\fBENV_TZ\fR (string)
.RS 4
If set, it will be used to define the TZ environment variable when a user login\&. The value can be the name of a timezone preceded by
\fITZ=\fR
(for example
\fITZ=CST6CDT\fR), or the full path to the file containing the timezone specification (for example
/etc/tzname)\&.
.sp
If a full path is specified but the file does not exist or cannot be read, the default is to use
\fITZ=CST6CDT\fR\&.
.RE
.PP
\fBENVIRON_FILE\fR (string)
.RS 4
If this file exists and is readable, login environment will be read from it\&. Every line should be in the form name=value\&.
.sp
Lines starting with a # are treated as comment lines and ignored\&.
.RE
.PP
\fBERASECHAR\fR (number)
.RS 4
Terminal ERASE character (\fI010\fR
= backspace,
\fI0177\fR
= DEL)\&.
.sp
The value can be prefixed "0" for an octal value, or "0x" for an hexadecimal value\&.
.RE
.PP
\fBFAIL_DELAY\fR (number)
.RS 4
Delay in seconds before being allowed another attempt after a login failure\&.
.RE
.PP
\fBFAILLOG_ENAB\fR (boolean)
.RS 4
Enable logging and display of
/var/log/faillog
login failure info\&.
.RE
.PP
\fBFAKE_SHELL\fR (string)
.RS 4
If set,
\fBlogin\fR
will execute this shell instead of the users\*(Aq shell specified in
/etc/passwd\&.
.RE
.PP
\fBFTMP_FILE\fR (string)
.RS 4
If defined, login failures will be logged in this file in a utmp format\&.
.RE
.PP
\fBGID_MAX\fR (number), \fBGID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of regular groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBGID_MIN\fR
(resp\&.
\fBGID_MAX\fR) is 1000 (resp\&. 60000)\&.
.RE
.PP
\fBHMAC_CRYPTO_ALGO\fR (string)
.RS 4
Used to select the HMAC cryptography algorithm that the pam_timestamp module is going to use to calculate the keyed\-hash message authentication code\&.
.sp
Note: check
hmac(3)
to see the possible algorithms that are available in your system\&.
.RE
.PP
\fBHOME_MODE\fR (number)
.RS 4
The mode for new home directories\&. If not specified, the
\fBUMASK\fR
is used to create the mode\&.
.sp
\fBuseradd\fR
and
\fBnewusers\fR
use this to set the mode of the home directory they create\&.
.RE
.PP
\fBHUSHLOGIN_FILE\fR (string)
.RS 4
If defined, this file can inhibit all the usual chatter during the login sequence\&. If a full pathname is specified, then hushed mode will be enabled if the user\*(Aqs name or shell are found in the file\&. If not a full pathname, then hushed mode will be enabled if the file exists in the user\*(Aqs home directory\&.
.RE
.PP
\fBISSUE_FILE\fR (string)
.RS 4
If defined, this file will be displayed before each login prompt\&.
.RE
.PP
\fBKILLCHAR\fR (number)
.RS 4
Terminal KILL character (\fI025\fR
= CTRL/U)\&.
.sp
The value can be prefixed "0" for an octal value, or "0x" for an hexadecimal value\&.
.RE
.PP
\fBLASTLOG_ENAB\fR (boolean)
.RS 4
Enable logging and display of /var/log/lastlog login time info\&.
.RE
.PP
\fBLASTLOG_UID_MAX\fR (number)
.RS 4
Highest user ID number for which the lastlog entries should be updated\&. As higher user IDs are usually tracked by remote user identity and authentication services there is no need to create a huge sparse lastlog file for them\&.
.sp
No
\fBLASTLOG_UID_MAX\fR
option present in the configuration means that there is no user ID limit for writing lastlog entries\&.
.RE
.PP
\fBLOG_OK_LOGINS\fR (boolean)
.RS 4
Enable logging of successful logins\&.
.RE
.PP
\fBLOG_UNKFAIL_ENAB\fR (boolean)
.RS 4
Enable display of unknown usernames when login failures are recorded\&.
.sp
Note: logging unknown usernames may be a security issue if an user enter her password instead of her login name\&.
.RE
.PP
\fBLOGIN_RETRIES\fR (number)
.RS 4
Maximum number of login retries in case of bad password\&.
.RE
.PP
\fBLOGIN_STRING\fR (string)
.RS 4
The string used for prompting a password\&. The default is to use "Password: ", or a translation of that string\&. If you set this variable, the prompt will not be translated\&.
.sp
If the string contains
\fI%s\fR, this will be replaced by the user\*(Aqs name\&.
.RE
.PP
\fBLOGIN_TIMEOUT\fR (number)
.RS 4
Max time in seconds for login\&.
.RE
.PP
\fBMAIL_CHECK_ENAB\fR (boolean)
.RS 4
Enable checking and display of mailbox status upon login\&.
.sp
You should disable it if the shell startup files already check for mail ("mailx \-e" or equivalent)\&.
.RE
.PP
\fBMAIL_DIR\fR (string)
.RS 4
The mail spool directory\&. This is needed to manipulate the mailbox when its corresponding user account is modified or deleted\&. If not specified, a compile\-time default is used\&. The parameter CREATE_MAIL_SPOOL in
/etc/default/useradd
determines whether the mail spool should be created\&.
.RE
.PP
\fBMAIL_FILE\fR (string)
.RS 4
Defines the location of the users mail spool files relatively to their home directory\&.
.RE
.PP
The
\fBMAIL_DIR\fR
and
\fBMAIL_FILE\fR
variables are used by
\fBuseradd\fR,
\fBusermod\fR, and
\fBuserdel\fR
to create, move, or delete the user\*(Aqs mail spool\&.
.PP
If
\fBMAIL_CHECK_ENAB\fR
is set to
\fIyes\fR, they are also used to define the
\fBMAIL\fR
environment variable\&.
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBMD5_CRYPT_ENAB\fR (boolean)
.RS 4
Indicate if passwords must be encrypted using the MD5\-based algorithm\&. If set to
\fIyes\fR, new passwords will be encrypted using the MD5\-based algorithm compatible with the one used by recent releases of FreeBSD\&. It supports passwords of unlimited length and longer salt strings\&. Set to
\fIno\fR
if you need to copy encrypted passwords to other systems which don\*(Aqt understand the new algorithm\&. Default is
\fIno\fR\&.
.sp
This variable is superseded by the
\fBENCRYPT_METHOD\fR
variable or by any command line option used to configure the encryption algorithm\&.
.sp
This variable is deprecated\&. You should use
\fBENCRYPT_METHOD\fR\&.
.RE
.PP
\fBMOTD_FILE\fR (string)
.RS 4
If defined, ":" delimited list of "message of the day" files to be displayed upon login\&.
.RE
.PP
\fBNOLOGINS_FILE\fR (string)
.RS 4
If defined, name of file whose presence will inhibit non\-root logins\&. The contents of this file should be a message indicating why logins are inhibited\&.
.RE
.PP
\fBNONEXISTENT\fR (string)
.RS 4
If a system account intentionally does not have a home directory that exists, this string can be provided in the /etc/passwd entry for the account to indicate this\&. The result is that pwck will not emit a spurious warning for this account\&.
.RE
.PP
\fBOBSCURE_CHECKS_ENAB\fR (boolean)
.RS 4
Enable additional checks upon password changes\&.
.RE
.PP
\fBPASS_ALWAYS_WARN\fR (boolean)
.RS 4
Warn about weak passwords (but still allow them) if you are root\&.
.RE
.PP
\fBPASS_CHANGE_TRIES\fR (number)
.RS 4
Maximum number of attempts to change password if rejected (too easy)\&.
.RE
.PP
\fBPASS_MAX_DAYS\fR (number)
.RS 4
The maximum number of days a password may be used\&. If the password is older than this, a password change will be forced\&. If not specified, \-1 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_MIN_DAYS\fR (number)
.RS 4
The minimum number of days allowed between password changes\&. Any password changes attempted sooner than this will be rejected\&. If not specified, 0 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_WARN_AGE\fR (number)
.RS 4
The number of days warning given before a password expires\&. A zero means warning is given only upon the day of expiration, a value of \-1 means no warning is given\&. If not specified, no warning will be provided\&.
.RE
.PP
\fBPASS_MAX_DAYS\fR,
\fBPASS_MIN_DAYS\fR
and
\fBPASS_WARN_AGE\fR
are only used at the time of account creation\&. Any changes to these settings won\*(Aqt affect existing accounts\&.
.PP
\fBPASS_MAX_LEN\fR (number), \fBPASS_MIN_LEN\fR (number)
.RS 4
Number of significant characters in the password for crypt()\&.
.sp
\fBPASS_MAX_LEN\fR
is 8 by default\&. Don\*(Aqt change unless your crypt() is better\&.
.sp
\fBPASS_MAX_LEN\fR
is only used for DES\&. It is ignored if an encryption algorithm other than DES is used, either because
\fBMD5_CRYPT_ENAB\fR
set to
\fIyes\fR
or
\fBENCRYPT_METHOD\fR
set to an algorithm other than
\fIDES\fR\&.
.sp
In addition,
\fBPASS_MAX_LEN\fR
is only used if
\fBOBSCURE_CHECKS_ENAB\fR
set to
\fIyes\fR\&.
.sp
Note: This only affects the generation of user passwords\&. Group password lengths are not checked\&.
.RE
.PP
\fBPORTTIME_CHECKS_ENAB\fR (boolean)
.RS 4
Enable checking of time restrictions specified in
/etc/porttime\&.
.RE
.PP
\fBQUOTAS_ENAB\fR (boolean)
.RS 4
Enable setting of resource limits from
/etc/limits
and ulimit, umask, and niceness from the user\*(Aqs passwd gecos field\&.
.RE
.PP
\fBSHA_CRYPT_MIN_ROUNDS\fR (number), \fBSHA_CRYPT_MAX_ROUNDS\fR (number)
.RS 4
When
\fBENCRYPT_METHOD\fR
is set to
\fISHA256\fR
or
\fISHA512\fR, this defines the number of SHA rounds used by the encryption algorithm by default (when the number of rounds is not specified on the command line)\&.
.sp
With a lot of rounds, it is more difficult to brute force the password\&. But note also that more CPU resources will be needed to authenticate users\&.
.sp
If not specified, the libc will choose the default number of rounds (5000), which is orders of magnitude too low for modern hardware\&.
.sp
The values must be inside the 1000\-999,999,999 range\&.
.sp
If only one of the
\fBSHA_CRYPT_MIN_ROUNDS\fR
or
\fBSHA_CRYPT_MAX_ROUNDS\fR
values is set, then this value will be used\&.
.sp
If
\fBSHA_CRYPT_MIN_ROUNDS\fR
>
\fBSHA_CRYPT_MAX_ROUNDS\fR, the highest value will be used\&.
.RE
.PP
\fBSULOG_FILE\fR (string)
.RS 4
If defined, all su activity is logged to this file\&.
.RE
.PP
\fBSU_NAME\fR (string)
.RS 4
If defined, the command name to display when running "su \-"\&. For example, if this is defined as "su" then a "ps" will display the command is "\-su"\&. If not defined, then "ps" would display the name of the shell actually being run, e\&.g\&. something like "\-sh"\&.
.RE
.PP
\fBSU_WHEEL_ONLY\fR (boolean)
.RS 4
If
\fIyes\fR, the user must be listed as a member of the first gid 0 group in
/etc/group
(called
\fIroot\fR
on most Linux systems) to be able to
\fBsu\fR
to uid 0 accounts\&. If the group doesn\*(Aqt exist or is empty, no one will be able to
\fBsu\fR
to uid 0\&.
.RE
.PP
\fBSUB_GID_MIN\fR (number), \fBSUB_GID_MAX\fR (number), \fBSUB_GID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate group IDs) allocate
\fBSUB_GID_COUNT\fR
unused group IDs from the range
\fBSUB_GID_MIN\fR
to
\fBSUB_GID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_GID_MIN\fR,
\fBSUB_GID_MAX\fR,
\fBSUB_GID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.PP
\fBSUB_UID_MIN\fR (number), \fBSUB_UID_MAX\fR (number), \fBSUB_UID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate user IDs) allocate
\fBSUB_UID_COUNT\fR
unused user IDs from the range
\fBSUB_UID_MIN\fR
to
\fBSUB_UID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_UID_MIN\fR,
\fBSUB_UID_MAX\fR,
\fBSUB_UID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.PP
\fBSYS_GID_MAX\fR (number), \fBSYS_GID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of system groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBSYS_GID_MIN\fR
(resp\&.
\fBSYS_GID_MAX\fR) is 101 (resp\&.
\fBGID_MIN\fR\-1)\&.
.RE
.PP
\fBSYS_UID_MAX\fR (number), \fBSYS_UID_MIN\fR (number)
.RS 4
Range of user IDs used for the creation of system users by
\fBuseradd\fR
or
\fBnewusers\fR\&.
.sp
The default value for
\fBSYS_UID_MIN\fR
(resp\&.
\fBSYS_UID_MAX\fR) is 101 (resp\&.
\fBUID_MIN\fR\-1)\&.
.RE
.PP
\fBSYSLOG_SG_ENAB\fR (boolean)
.RS 4
Enable "syslog" logging of
\fBsg\fR
activity\&.
.RE
.PP
\fBSYSLOG_SU_ENAB\fR (boolean)
.RS 4
Enable "syslog" logging of
\fBsu\fR
activity \- in addition to sulog file logging\&.
.RE
.PP
\fBTTYGROUP\fR (string), \fBTTYPERM\fR (number)
.RS 4
The terminal permissions: the login tty will be owned by the
\fBTTYGROUP\fR
group, and the permissions will be set to
\fBTTYPERM\fR\&.
.sp
\fBTTYGROUP\fR
can be either the name of a group or a numeric group identifier\&.
.sp
If TTYGROUP is not defined, then the group ownership of the terminal is set to the user\*(Aqs primary group\&. If TTYPERM is not defined, then the permissions are set to
\fI0600\fR\&.
.sp
If you have a
\fBwrite\fR
program which is "setgid" to a special group which owns the terminals, define TTYGROUP to the group number and TTYPERM to 0620\&. Otherwise leave TTYGROUP commented out and assign TTYPERM to either 622 or 600\&.
.RE
.PP
\fBTTYTYPE_FILE\fR (string)
.RS 4
If defined, file which maps tty line to TERM environment parameter\&. Each line of the file is in a format something like "vt100 tty01"\&.
.RE
.PP
\fBUID_MAX\fR (number), \fBUID_MIN\fR (number)
.RS 4
Range of user IDs used for the creation of regular users by
\fBuseradd\fR
or
\fBnewusers\fR\&.
.sp
The default value for
\fBUID_MIN\fR
(resp\&.
\fBUID_MAX\fR) is 1000 (resp\&. 60000)\&.
.RE
.PP
\fBULIMIT\fR (number)
.RS 4
Default
\fBulimit\fR
value\&.
.RE
.PP
\fBUMASK\fR (number)
.RS 4
The file mode creation mask is initialized to this value\&. If not specified, the mask will be initialized to 022\&.
.sp
\fBuseradd\fR
and
\fBnewusers\fR
use this mask to set the mode of the home directory they create if
\fBHOME_MODE\fR
is not set\&.
.sp
It is also used by
\fBlogin\fR
to define users\*(Aq initial umask\&. Note that this mask can be overridden by the user\*(Aqs GECOS line (if
\fBQUOTAS_ENAB\fR
is set) or by the specification of a limit with the
\fIK\fR
identifier in
\fBlimits\fR(5)\&.
.RE
.PP
\fBUSERDEL_CMD\fR (string)
.RS 4
If defined, this command is run when removing a user\&. It should remove any at/cron/print jobs etc\&. owned by the user to be removed (passed as the first argument)\&.
.sp
The return code of the script is not taken into account\&.
.sp
Here is an example script, which removes the user\*(Aqs cron, at and print jobs:
.sp
.if n \{\
.RS 4
.\}
.nf
#! /bin/sh
# Check for the required argument\&.
if [ $# != 1 ]; then
echo "Usage: $0 username"
exit 1
fi
# Remove cron jobs\&.
crontab \-r \-u $1
# Remove at jobs\&.
# Note that it will remove any jobs owned by the same UID,
# even if it was shared by a different username\&.
AT_SPOOL_DIR=/var/spool/cron/atjobs
find $AT_SPOOL_DIR \-name "[^\&.]*" \-type f \-user $1 \-delete \e;
# Remove print jobs\&.
lprm $1
# All done\&.
exit 0
.fi
.if n \{\
.RE
.\}
.sp
.RE
.PP
\fBUSERGROUPS_ENAB\fR (boolean)
.RS 4
Enable setting of the umask group bits to be the same as owner bits (examples: 022 \-> 002, 077 \-> 007) for non\-root users, if the uid is the same as gid, and username is the same as the primary group name\&.
.sp
If set to
\fIyes\fR,
\fBuserdel\fR
will remove the user\*(Aqs group if it contains no more members, and
\fBuseradd\fR
will create by default a group with the name of the user\&.
.RE
.SH "QUERVERWEISE"
.PP
Die folgenden Querverweise zeigen, welche Programme aus der Shadow\-Passwort\-Sammlung welche Parameter verwenden\&.
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: passwd
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "PASSWD" "5" "19.01.2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "PASSWD" "5" "01.02.2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: porttime
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "PORTTIME" "5" "19.01.2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "PORTTIME" "5" "01.02.2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: shadow
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "SHADOW" "5" "19.01.2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "SHADOW" "5" "01.02.2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: suauth
.\" Author: Marek Micha\(/lkiewicz
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "SUAUTH" "5" "19.01.2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "SUAUTH" "5" "01.02.2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+77 -3
View File
@@ -2,12 +2,12 @@
.\" Title: chgpasswd
.\" Author: Thomas K\(/loczko <kloczek@pld.org.pl>
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "CHGPASSWD" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "CHGPASSWD" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -119,6 +119,80 @@ Sie sollten darauf achten, dass Passw\(:orter und Verschl\(:usselungsmethode in
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBENCRYPT_METHOD\fR (string)
.RS 4
This defines the system default encryption algorithm for encrypting passwords (if no algorithm is specified on the command line)\&.
.sp
It can take one of these values:
\fIDES\fR
(default),
\fIMD5\fR, \fISHA256\fR, \fISHA512\fR\&. MD5 and DES should not be used for new hashes, see
crypt(5)
for recommendations\&.
.sp
Note: this parameter overrides the
\fBMD5_CRYPT_ENAB\fR
variable\&.
.RE
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBMD5_CRYPT_ENAB\fR (boolean)
.RS 4
Indicate if passwords must be encrypted using the MD5\-based algorithm\&. If set to
\fIyes\fR, new passwords will be encrypted using the MD5\-based algorithm compatible with the one used by recent releases of FreeBSD\&. It supports passwords of unlimited length and longer salt strings\&. Set to
\fIno\fR
if you need to copy encrypted passwords to other systems which don\*(Aqt understand the new algorithm\&. Default is
\fIno\fR\&.
.sp
This variable is superseded by the
\fBENCRYPT_METHOD\fR
variable or by any command line option used to configure the encryption algorithm\&.
.sp
This variable is deprecated\&. You should use
\fBENCRYPT_METHOD\fR\&.
.RE
.PP
\fBSHA_CRYPT_MIN_ROUNDS\fR (number), \fBSHA_CRYPT_MAX_ROUNDS\fR (number)
.RS 4
When
\fBENCRYPT_METHOD\fR
is set to
\fISHA256\fR
or
\fISHA512\fR, this defines the number of SHA rounds used by the encryption algorithm by default (when the number of rounds is not specified on the command line)\&.
.sp
With a lot of rounds, it is more difficult to brute force the password\&. But note also that more CPU resources will be needed to authenticate users\&.
.sp
If not specified, the libc will choose the default number of rounds (5000), which is orders of magnitude too low for modern hardware\&.
.sp
The values must be inside the 1000\-999,999,999 range\&.
.sp
If only one of the
\fBSHA_CRYPT_MIN_ROUNDS\fR
or
\fBSHA_CRYPT_MAX_ROUNDS\fR
values is set, then this value will be used\&.
.sp
If
\fBSHA_CRYPT_MIN_ROUNDS\fR
>
\fBSHA_CRYPT_MAX_ROUNDS\fR, the highest value will be used\&.
.RE
.SH "DATEIEN"
.PP
/etc/group
+62 -4
View File
@@ -2,12 +2,12 @@
.\" Title: chpasswd
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "CHPASSWD" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "CHPASSWD" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -139,7 +139,65 @@ ausschlie\(ssen, dass andere Benutzer sie lesen k\(:onnen\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBENCRYPT_METHOD\fR (string)
.RS 4
This defines the system default encryption algorithm for encrypting passwords (if no algorithm is specified on the command line)\&.
.sp
It can take one of these values:
\fIDES\fR
(default),
\fIMD5\fR, \fISHA256\fR, \fISHA512\fR\&. MD5 and DES should not be used for new hashes, see
crypt(5)
for recommendations\&.
.sp
Note: this parameter overrides the
\fBMD5_CRYPT_ENAB\fR
variable\&.
.RE
.PP
\fBMD5_CRYPT_ENAB\fR (boolean)
.RS 4
Indicate if passwords must be encrypted using the MD5\-based algorithm\&. If set to
\fIyes\fR, new passwords will be encrypted using the MD5\-based algorithm compatible with the one used by recent releases of FreeBSD\&. It supports passwords of unlimited length and longer salt strings\&. Set to
\fIno\fR
if you need to copy encrypted passwords to other systems which don\*(Aqt understand the new algorithm\&. Default is
\fIno\fR\&.
.sp
This variable is superseded by the
\fBENCRYPT_METHOD\fR
variable or by any command line option used to configure the encryption algorithm\&.
.sp
This variable is deprecated\&. You should use
\fBENCRYPT_METHOD\fR\&.
.RE
.PP
\fBSHA_CRYPT_MIN_ROUNDS\fR (number), \fBSHA_CRYPT_MAX_ROUNDS\fR (number)
.RS 4
When
\fBENCRYPT_METHOD\fR
is set to
\fISHA256\fR
or
\fISHA512\fR, this defines the number of SHA rounds used by the encryption algorithm by default (when the number of rounds is not specified on the command line)\&.
.sp
With a lot of rounds, it is more difficult to brute force the password\&. But note also that more CPU resources will be needed to authenticate users\&.
.sp
If not specified, the libc will choose the default number of rounds (5000), which is orders of magnitude too low for modern hardware\&.
.sp
The values must be inside the 1000\-999,999,999 range\&.
.sp
If only one of the
\fBSHA_CRYPT_MIN_ROUNDS\fR
or
\fBSHA_CRYPT_MAX_ROUNDS\fR
values is set, then this value will be used\&.
.sp
If
\fBSHA_CRYPT_MIN_ROUNDS\fR
>
\fBSHA_CRYPT_MAX_ROUNDS\fR, the highest value will be used\&.
.RE
.SH "DATEIEN"
.PP
/etc/passwd
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: faillog
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "FAILLOG" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "FAILLOG" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+45 -3
View File
@@ -2,12 +2,12 @@
.\" Title: groupadd
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "GROUPADD" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "GROUPADD" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -162,6 +162,48 @@ variable in
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBGID_MAX\fR (number), \fBGID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of regular groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBGID_MIN\fR
(resp\&.
\fBGID_MAX\fR) is 1000 (resp\&. 60000)\&.
.RE
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBSYS_GID_MAX\fR (number), \fBSYS_GID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of system groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBSYS_GID_MIN\fR
(resp\&.
\fBSYS_GID_MAX\fR) is 101 (resp\&.
\fBGID_MIN\fR\-1)\&.
.RE
.SH "DATEIEN"
.PP
/etc/group
+18 -3
View File
@@ -2,12 +2,12 @@
.\" Title: groupdel
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "GROUPDEL" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "GROUPDEL" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -81,6 +81,21 @@ Sie sollten von Hand alle Dateisysteme \(:uberpr\(:ufen, um sicherzustellen, das
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.SH "DATEIEN"
.PP
/etc/group
+18 -3
View File
@@ -2,12 +2,12 @@
.\" Title: groupmems
.\" Author: George Kraft, IV
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "GROUPMEMS" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "GROUPMEMS" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -142,6 +142,21 @@ utility to manage their own group membership list\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.SH "DATEIEN"
.PP
/etc/group
+18 -3
View File
@@ -2,12 +2,12 @@
.\" Title: groupmod
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "GROUPMOD" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "GROUPMOD" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -147,6 +147,21 @@ variable in
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.SH "DATEIEN"
.PP
/etc/group
+18 -3
View File
@@ -2,12 +2,12 @@
.\" Title: grpck
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "GRPCK" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "GRPCK" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -179,6 +179,21 @@ and \fIshadow\fR parameters\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.SH "DATEIEN"
.PP
/etc/group
+12 -3
View File
@@ -2,12 +2,12 @@
.\" Title: lastlog
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "LASTLOG" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "LASTLOG" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -122,6 +122,15 @@ users with a high UID)\&. You can display its real size with "\fBls \-s\fR"\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBLASTLOG_UID_MAX\fR (number)
.RS 4
Highest user ID number for which the lastlog entries should be updated\&. As higher user IDs are usually tracked by remote user identity and authentication services there is no need to create a huge sparse lastlog file for them\&.
.sp
No
\fBLASTLOG_UID_MAX\fR
option present in the configuration means that there is no user ID limit for writing lastlog entries\&.
.RE
.SH "DATEIEN"
.PP
/var/log/lastlog
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: logoutd
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "LOGOUTD" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "LOGOUTD" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+225 -8
View File
@@ -2,12 +2,12 @@
.\" Title: newusers
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "NEWUSERS" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "NEWUSERS" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -186,11 +186,228 @@ Sie sollten darauf achten, dass Passw\(:orter und Verschl\(:usselungsmethode in
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBENCRYPT_METHOD\fR (string)
.RS 4
This defines the system default encryption algorithm for encrypting passwords (if no algorithm is specified on the command line)\&.
.sp
It can take one of these values:
\fIDES\fR
(default),
\fIMD5\fR, \fISHA256\fR, \fISHA512\fR\&. MD5 and DES should not be used for new hashes, see
crypt(5)
for recommendations\&.
.sp
Note: this parameter overrides the
\fBMD5_CRYPT_ENAB\fR
variable\&.
.RE
.PP
\fBGID_MAX\fR (number), \fBGID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of regular groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBGID_MIN\fR
(resp\&.
\fBGID_MAX\fR) is 1000 (resp\&. 60000)\&.
.RE
.PP
\fBHOME_MODE\fR (number)
.RS 4
The mode for new home directories\&. If not specified, the
\fBUMASK\fR
is used to create the mode\&.
.sp
\fBuseradd\fR
and
\fBnewusers\fR
use this to set the mode of the home directory they create\&.
.RE
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBMD5_CRYPT_ENAB\fR (boolean)
.RS 4
Indicate if passwords must be encrypted using the MD5\-based algorithm\&. If set to
\fIyes\fR, new passwords will be encrypted using the MD5\-based algorithm compatible with the one used by recent releases of FreeBSD\&. It supports passwords of unlimited length and longer salt strings\&. Set to
\fIno\fR
if you need to copy encrypted passwords to other systems which don\*(Aqt understand the new algorithm\&. Default is
\fIno\fR\&.
.sp
This variable is superseded by the
\fBENCRYPT_METHOD\fR
variable or by any command line option used to configure the encryption algorithm\&.
.sp
This variable is deprecated\&. You should use
\fBENCRYPT_METHOD\fR\&.
.RE
.PP
\fBPASS_MAX_DAYS\fR (number)
.RS 4
The maximum number of days a password may be used\&. If the password is older than this, a password change will be forced\&. If not specified, \-1 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_MIN_DAYS\fR (number)
.RS 4
The minimum number of days allowed between password changes\&. Any password changes attempted sooner than this will be rejected\&. If not specified, 0 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_WARN_AGE\fR (number)
.RS 4
The number of days warning given before a password expires\&. A zero means warning is given only upon the day of expiration, a value of \-1 means no warning is given\&. If not specified, no warning will be provided\&.
.RE
.PP
\fBSHA_CRYPT_MIN_ROUNDS\fR (number), \fBSHA_CRYPT_MAX_ROUNDS\fR (number)
.RS 4
When
\fBENCRYPT_METHOD\fR
is set to
\fISHA256\fR
or
\fISHA512\fR, this defines the number of SHA rounds used by the encryption algorithm by default (when the number of rounds is not specified on the command line)\&.
.sp
With a lot of rounds, it is more difficult to brute force the password\&. But note also that more CPU resources will be needed to authenticate users\&.
.sp
If not specified, the libc will choose the default number of rounds (5000), which is orders of magnitude too low for modern hardware\&.
.sp
The values must be inside the 1000\-999,999,999 range\&.
.sp
If only one of the
\fBSHA_CRYPT_MIN_ROUNDS\fR
or
\fBSHA_CRYPT_MAX_ROUNDS\fR
values is set, then this value will be used\&.
.sp
If
\fBSHA_CRYPT_MIN_ROUNDS\fR
>
\fBSHA_CRYPT_MAX_ROUNDS\fR, the highest value will be used\&.
.RE
.PP
\fBSUB_GID_MIN\fR (number), \fBSUB_GID_MAX\fR (number), \fBSUB_GID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate group IDs) allocate
\fBSUB_GID_COUNT\fR
unused group IDs from the range
\fBSUB_GID_MIN\fR
to
\fBSUB_GID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_GID_MIN\fR,
\fBSUB_GID_MAX\fR,
\fBSUB_GID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.PP
\fBSUB_UID_MIN\fR (number), \fBSUB_UID_MAX\fR (number), \fBSUB_UID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate user IDs) allocate
\fBSUB_UID_COUNT\fR
unused user IDs from the range
\fBSUB_UID_MIN\fR
to
\fBSUB_UID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_UID_MIN\fR,
\fBSUB_UID_MAX\fR,
\fBSUB_UID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.PP
\fBSYS_GID_MAX\fR (number), \fBSYS_GID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of system groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBSYS_GID_MIN\fR
(resp\&.
\fBSYS_GID_MAX\fR) is 101 (resp\&.
\fBGID_MIN\fR\-1)\&.
.RE
.PP
\fBSYS_UID_MAX\fR (number), \fBSYS_UID_MIN\fR (number)
.RS 4
Range of user IDs used for the creation of system users by
\fBuseradd\fR
or
\fBnewusers\fR\&.
.sp
The default value for
\fBSYS_UID_MIN\fR
(resp\&.
\fBSYS_UID_MAX\fR) is 101 (resp\&.
\fBUID_MIN\fR\-1)\&.
.RE
.PP
\fBUID_MAX\fR (number), \fBUID_MIN\fR (number)
.RS 4
Range of user IDs used for the creation of regular users by
\fBuseradd\fR
or
\fBnewusers\fR\&.
.sp
The default value for
\fBUID_MIN\fR
(resp\&.
\fBUID_MAX\fR) is 1000 (resp\&. 60000)\&.
.RE
.PP
\fBUMASK\fR (number)
.RS 4
The file mode creation mask is initialized to this value\&. If not specified, the mask will be initialized to 022\&.
.sp
\fBuseradd\fR
and
\fBnewusers\fR
use this mask to set the mode of the home directory they create if
\fBHOME_MODE\fR
is not set\&.
.sp
It is also used by
\fBlogin\fR
to define users\*(Aq initial umask\&. Note that this mask can be overridden by the user\*(Aqs GECOS line (if
\fBQUOTAS_ENAB\fR
is set) or by the specification of a limit with the
\fIK\fR
identifier in
\fBlimits\fR(5)\&.
.RE
.SH "DATEIEN"
.PP
/etc/passwd
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: nologin
.\" Author: Nicolas Fran\(,cois <nicolas.francois@centraliens.net>
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "NOLOGIN" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "NOLOGIN" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+23 -3
View File
@@ -2,12 +2,12 @@
.\" Title: pwck
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "PWCK" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "PWCK" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -253,6 +253,26 @@ parameters\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBNONEXISTENT\fR (string)
.RS 4
If a system account intentionally does not have a home directory that exists, this string can be provided in the /etc/passwd entry for the account to indicate this\&. The result is that pwck will not emit a spurious warning for this account\&.
.RE
.PP
\fBPASS_MAX_DAYS\fR (number)
.RS 4
The maximum number of days a password may be used\&. If the password is older than this, a password change will be forced\&. If not specified, \-1 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_MIN_DAYS\fR (number)
.RS 4
The minimum number of days allowed between password changes\&. Any password changes attempted sooner than this will be rejected\&. If not specified, 0 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_WARN_AGE\fR (number)
.RS 4
The number of days warning given before a password expires\&. A zero means warning is given only upon the day of expiration, a value of \-1 means no warning is given\&. If not specified, no warning will be provided\&.
.RE
.SH "DATEIEN"
.PP
/etc/group
+33 -3
View File
@@ -2,12 +2,12 @@
.\" Title: pwconv
.\" Author: Marek Micha\(/lkiewicz
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "PWCONV" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "PWCONV" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -146,10 +146,40 @@ changes the behavior of
and
\fBgrpunconv\fR:
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
The following configuration variables in
/etc/login\&.defs
change the behavior of
\fBpwconv\fR:
.PP
\fBPASS_MAX_DAYS\fR (number)
.RS 4
The maximum number of days a password may be used\&. If the password is older than this, a password change will be forced\&. If not specified, \-1 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_MIN_DAYS\fR (number)
.RS 4
The minimum number of days allowed between password changes\&. Any password changes attempted sooner than this will be rejected\&. If not specified, 0 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_WARN_AGE\fR (number)
.RS 4
The number of days warning given before a password expires\&. A zero means warning is given only upon the day of expiration, a value of \-1 means no warning is given\&. If not specified, no warning will be provided\&.
.RE
.SH "DATEIEN"
.PP
/etc/login\&.defs
+22 -3
View File
@@ -2,12 +2,12 @@
.\" Title: sulogin
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "SULOGIN" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "SULOGIN" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -79,6 +79,25 @@ As complete an environment as possible is created\&. However, various devices ma
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBENV_HZ\fR (string)
.RS 4
If set, it will be used to define the HZ environment variable when a user login\&. The value must be preceded by
\fIHZ=\fR\&. A common value on Linux is
\fIHZ=100\fR\&.
.RE
.PP
\fBENV_TZ\fR (string)
.RS 4
If set, it will be used to define the TZ environment variable when a user login\&. The value can be the name of a timezone preceded by
\fITZ=\fR
(for example
\fITZ=CST6CDT\fR), or the full path to the file containing the timezone specification (for example
/etc/tzname)\&.
.sp
If a full path is specified but the file does not exist or cannot be read, the default is to use
\fITZ=CST6CDT\fR\&.
.RE
.SH "DATEIEN"
.PP
/etc/passwd
+223 -3
View File
@@ -2,12 +2,12 @@
.\" Title: useradd
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "USERADD" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "USERADD" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -507,6 +507,226 @@ Benutzernamen d\(:urfen nur bis zu 256 Zeichen lang sein\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBCREATE_HOME\fR (boolean)
.RS 4
Indicate if a home directory should be created by default for new users\&.
.sp
This setting does not apply to system users, and can be overridden on the command line\&.
.RE
.PP
\fBGID_MAX\fR (number), \fBGID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of regular groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBGID_MIN\fR
(resp\&.
\fBGID_MAX\fR) is 1000 (resp\&. 60000)\&.
.RE
.PP
\fBHOME_MODE\fR (number)
.RS 4
The mode for new home directories\&. If not specified, the
\fBUMASK\fR
is used to create the mode\&.
.sp
\fBuseradd\fR
and
\fBnewusers\fR
use this to set the mode of the home directory they create\&.
.RE
.PP
\fBLASTLOG_UID_MAX\fR (number)
.RS 4
Highest user ID number for which the lastlog entries should be updated\&. As higher user IDs are usually tracked by remote user identity and authentication services there is no need to create a huge sparse lastlog file for them\&.
.sp
No
\fBLASTLOG_UID_MAX\fR
option present in the configuration means that there is no user ID limit for writing lastlog entries\&.
.RE
.PP
\fBMAIL_DIR\fR (string)
.RS 4
The mail spool directory\&. This is needed to manipulate the mailbox when its corresponding user account is modified or deleted\&. If not specified, a compile\-time default is used\&. The parameter CREATE_MAIL_SPOOL in
/etc/default/useradd
determines whether the mail spool should be created\&.
.RE
.PP
\fBMAIL_FILE\fR (string)
.RS 4
Defines the location of the users mail spool files relatively to their home directory\&.
.RE
.PP
The
\fBMAIL_DIR\fR
and
\fBMAIL_FILE\fR
variables are used by
\fBuseradd\fR,
\fBusermod\fR, and
\fBuserdel\fR
to create, move, or delete the user\*(Aqs mail spool\&.
.PP
If
\fBMAIL_CHECK_ENAB\fR
is set to
\fIyes\fR, they are also used to define the
\fBMAIL\fR
environment variable\&.
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBPASS_MAX_DAYS\fR (number)
.RS 4
The maximum number of days a password may be used\&. If the password is older than this, a password change will be forced\&. If not specified, \-1 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_MIN_DAYS\fR (number)
.RS 4
The minimum number of days allowed between password changes\&. Any password changes attempted sooner than this will be rejected\&. If not specified, 0 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_WARN_AGE\fR (number)
.RS 4
The number of days warning given before a password expires\&. A zero means warning is given only upon the day of expiration, a value of \-1 means no warning is given\&. If not specified, no warning will be provided\&.
.RE
.PP
\fBSUB_GID_MIN\fR (number), \fBSUB_GID_MAX\fR (number), \fBSUB_GID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate group IDs) allocate
\fBSUB_GID_COUNT\fR
unused group IDs from the range
\fBSUB_GID_MIN\fR
to
\fBSUB_GID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_GID_MIN\fR,
\fBSUB_GID_MAX\fR,
\fBSUB_GID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.PP
\fBSUB_UID_MIN\fR (number), \fBSUB_UID_MAX\fR (number), \fBSUB_UID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate user IDs) allocate
\fBSUB_UID_COUNT\fR
unused user IDs from the range
\fBSUB_UID_MIN\fR
to
\fBSUB_UID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_UID_MIN\fR,
\fBSUB_UID_MAX\fR,
\fBSUB_UID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.PP
\fBSYS_GID_MAX\fR (number), \fBSYS_GID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of system groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBSYS_GID_MIN\fR
(resp\&.
\fBSYS_GID_MAX\fR) is 101 (resp\&.
\fBGID_MIN\fR\-1)\&.
.RE
.PP
\fBSYS_UID_MAX\fR (number), \fBSYS_UID_MIN\fR (number)
.RS 4
Range of user IDs used for the creation of system users by
\fBuseradd\fR
or
\fBnewusers\fR\&.
.sp
The default value for
\fBSYS_UID_MIN\fR
(resp\&.
\fBSYS_UID_MAX\fR) is 101 (resp\&.
\fBUID_MIN\fR\-1)\&.
.RE
.PP
\fBUID_MAX\fR (number), \fBUID_MIN\fR (number)
.RS 4
Range of user IDs used for the creation of regular users by
\fBuseradd\fR
or
\fBnewusers\fR\&.
.sp
The default value for
\fBUID_MIN\fR
(resp\&.
\fBUID_MAX\fR) is 1000 (resp\&. 60000)\&.
.RE
.PP
\fBUMASK\fR (number)
.RS 4
The file mode creation mask is initialized to this value\&. If not specified, the mask will be initialized to 022\&.
.sp
\fBuseradd\fR
and
\fBnewusers\fR
use this mask to set the mode of the home directory they create if
\fBHOME_MODE\fR
is not set\&.
.sp
It is also used by
\fBlogin\fR
to define users\*(Aq initial umask\&. Note that this mask can be overridden by the user\*(Aqs GECOS line (if
\fBQUOTAS_ENAB\fR
is set) or by the specification of a limit with the
\fIK\fR
identifier in
\fBlimits\fR(5)\&.
.RE
.PP
\fBUSERGROUPS_ENAB\fR (boolean)
.RS 4
Enable setting of the umask group bits to be the same as owner bits (examples: 022 \-> 002, 077 \-> 007) for non\-root users, if the uid is the same as gid, and username is the same as the primary group name\&.
.sp
If set to
\fIyes\fR,
\fBuserdel\fR
will remove the user\*(Aqs group if it contains no more members, and
\fBuseradd\fR
will create by default a group with the name of the user\&.
.RE
.SH "DATEIEN"
.PP
/etc/passwd
+101 -3
View File
@@ -2,12 +2,12 @@
.\" Title: userdel
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "USERDEL" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "USERDEL" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -95,6 +95,104 @@ entfernt jegliche Zuordnung zu SELinux\-Benutzern f\(:ur das Benutzerkonto\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBMAIL_DIR\fR (string)
.RS 4
The mail spool directory\&. This is needed to manipulate the mailbox when its corresponding user account is modified or deleted\&. If not specified, a compile\-time default is used\&. The parameter CREATE_MAIL_SPOOL in
/etc/default/useradd
determines whether the mail spool should be created\&.
.RE
.PP
\fBMAIL_FILE\fR (string)
.RS 4
Defines the location of the users mail spool files relatively to their home directory\&.
.RE
.PP
The
\fBMAIL_DIR\fR
and
\fBMAIL_FILE\fR
variables are used by
\fBuseradd\fR,
\fBusermod\fR, and
\fBuserdel\fR
to create, move, or delete the user\*(Aqs mail spool\&.
.PP
If
\fBMAIL_CHECK_ENAB\fR
is set to
\fIyes\fR, they are also used to define the
\fBMAIL\fR
environment variable\&.
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBUSERDEL_CMD\fR (string)
.RS 4
If defined, this command is run when removing a user\&. It should remove any at/cron/print jobs etc\&. owned by the user to be removed (passed as the first argument)\&.
.sp
The return code of the script is not taken into account\&.
.sp
Here is an example script, which removes the user\*(Aqs cron, at and print jobs:
.sp
.if n \{\
.RS 4
.\}
.nf
#! /bin/sh
# Check for the required argument\&.
if [ $# != 1 ]; then
echo "Usage: $0 username"
exit 1
fi
# Remove cron jobs\&.
crontab \-r \-u $1
# Remove at jobs\&.
# Note that it will remove any jobs owned by the same UID,
# even if it was shared by a different username\&.
AT_SPOOL_DIR=/var/spool/cron/atjobs
find $AT_SPOOL_DIR \-name "[^\&.]*" \-type f \-user $1 \-delete \e;
# Remove print jobs\&.
lprm $1
# All done\&.
exit 0
.fi
.if n \{\
.RE
.\}
.sp
.RE
.PP
\fBUSERGROUPS_ENAB\fR (boolean)
.RS 4
Enable setting of the umask group bits to be the same as owner bits (examples: 022 \-> 002, 077 \-> 007) for non\-root users, if the uid is the same as gid, and username is the same as the primary group name\&.
.sp
If set to
\fIyes\fR,
\fBuserdel\fR
will remove the user\*(Aqs group if it contains no more members, and
\fBuseradd\fR
will create by default a group with the name of the user\&.
.RE
.SH "DATEIEN"
.PP
/etc/group
+102 -3
View File
@@ -2,12 +2,12 @@
.\" Title: usermod
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "USERMOD" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "USERMOD" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -340,6 +340,105 @@ Sie m\(:ussen alle \(:Anderungen, an welchen NIS beteiligt ist, auf dem NIS\-Ser
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBLASTLOG_UID_MAX\fR (number)
.RS 4
Highest user ID number for which the lastlog entries should be updated\&. As higher user IDs are usually tracked by remote user identity and authentication services there is no need to create a huge sparse lastlog file for them\&.
.sp
No
\fBLASTLOG_UID_MAX\fR
option present in the configuration means that there is no user ID limit for writing lastlog entries\&.
.RE
.PP
\fBMAIL_DIR\fR (string)
.RS 4
The mail spool directory\&. This is needed to manipulate the mailbox when its corresponding user account is modified or deleted\&. If not specified, a compile\-time default is used\&. The parameter CREATE_MAIL_SPOOL in
/etc/default/useradd
determines whether the mail spool should be created\&.
.RE
.PP
\fBMAIL_FILE\fR (string)
.RS 4
Defines the location of the users mail spool files relatively to their home directory\&.
.RE
.PP
The
\fBMAIL_DIR\fR
and
\fBMAIL_FILE\fR
variables are used by
\fBuseradd\fR,
\fBusermod\fR, and
\fBuserdel\fR
to create, move, or delete the user\*(Aqs mail spool\&.
.PP
If
\fBMAIL_CHECK_ENAB\fR
is set to
\fIyes\fR, they are also used to define the
\fBMAIL\fR
environment variable\&.
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBSUB_GID_MIN\fR (number), \fBSUB_GID_MAX\fR (number), \fBSUB_GID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate group IDs) allocate
\fBSUB_GID_COUNT\fR
unused group IDs from the range
\fBSUB_GID_MIN\fR
to
\fBSUB_GID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_GID_MIN\fR,
\fBSUB_GID_MAX\fR,
\fBSUB_GID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.PP
\fBSUB_UID_MIN\fR (number), \fBSUB_UID_MAX\fR (number), \fBSUB_UID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate user IDs) allocate
\fBSUB_UID_COUNT\fR
unused user IDs from the range
\fBSUB_UID_MIN\fR
to
\fBSUB_UID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_UID_MIN\fR,
\fBSUB_UID_MAX\fR,
\fBSUB_UID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.SH "DATEIEN"
.PP
/etc/group
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: vipw
.\" Author: Marek Micha\(/lkiewicz
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19.01.2026
.\" Date: 01.02.2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: German
.\"
.TH "VIPW" "8" "19.01.2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "VIPW" "8" "01.02.2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+17 -4
View File
@@ -1,7 +1,7 @@
# Makefile.in generated by automake 1.16.5 from Makefile.am.
# Makefile.in generated by automake 1.18.1 from Makefile.am.
# @configure_input@
# Copyright (C) 1994-2021 Free Software Foundation, Inc.
# Copyright (C) 1994-2025 Free Software Foundation, Inc.
# This Makefile.in is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@@ -69,6 +69,8 @@ am__make_running_with_option = \
test $$has_opt = yes
am__make_dryrun = (target_option=n; $(am__make_running_with_option))
am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
am__rm_f = rm -f $(am__rm_f_notfound)
am__rm_rf = rm -rf $(am__rm_f_notfound)
pkgdatadir = $(datadir)/@PACKAGE@
pkgincludedir = $(includedir)/@PACKAGE@
pkglibdir = $(libdir)/@PACKAGE@
@@ -159,6 +161,7 @@ EGREP = @EGREP@
ETAGS = @ETAGS@
EXEEXT = @EXEEXT@
FGREP = @FGREP@
FILECMD = @FILECMD@
GETTEXT_MACRO_VERSION = @GETTEXT_MACRO_VERSION@
GMSGFMT = @GMSGFMT@
GMSGFMT_015 = @GMSGFMT_015@
@@ -258,8 +261,10 @@ ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
am__include = @am__include@
am__leading_dot = @am__leading_dot@
am__quote = @am__quote@
am__rm_f_notfound = @am__rm_f_notfound@
am__tar = @am__tar@
am__untar = @am__untar@
am__xargs_n = @am__xargs_n@
bindir = @bindir@
build = @build@
build_alias = @build_alias@
@@ -359,6 +364,7 @@ ctags CTAGS:
cscope cscopelist:
distdir: $(BUILT_SOURCES)
$(MAKE) $(AM_MAKEFLAGS) distdir-am
@@ -420,8 +426,8 @@ mostlyclean-generic:
clean-generic:
distclean-generic:
-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
-$(am__rm_f) $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || $(am__rm_f) $(CONFIG_CLEAN_VPATH_FILES)
maintainer-clean-generic:
@echo "This command is intended for maintainers to use"
@@ -512,3 +518,10 @@ uninstall-am:
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
.NOEXPORT:
# Tell GNU make to disable its built-in pattern rules.
%:: %,v
%:: RCS/%,v
%:: RCS/%
%:: s.%
%:: SCCS/s.%
+20 -8
View File
@@ -1,7 +1,7 @@
# Makefile.in generated by automake 1.16.5 from Makefile.am.
# Makefile.in generated by automake 1.18.1 from Makefile.am.
# @configure_input@
# Copyright (C) 1994-2021 Free Software Foundation, Inc.
# Copyright (C) 1994-2025 Free Software Foundation, Inc.
# This Makefile.in is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@@ -69,6 +69,8 @@ am__make_running_with_option = \
test $$has_opt = yes
am__make_dryrun = (target_option=n; $(am__make_running_with_option))
am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
am__rm_f = rm -f $(am__rm_f_notfound)
am__rm_rf = rm -rf $(am__rm_f_notfound)
pkgdatadir = $(datadir)/@PACKAGE@
pkgincludedir = $(includedir)/@PACKAGE@
pkglibdir = $(libdir)/@PACKAGE@
@@ -146,10 +148,9 @@ am__base_list = \
sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g'
am__uninstall_files_from_dir = { \
test -z "$$files" \
|| { test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
$(am__cd) "$$dir" && rm -f $$files; }; \
{ test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
$(am__cd) "$$dir" && echo $$files | $(am__xargs_n) 40 $(am__rm_f); }; \
}
man1dir = $(mandir)/man1
am__installdirs = "$(DESTDIR)$(man1dir)"
@@ -190,6 +191,7 @@ EGREP = @EGREP@
ETAGS = @ETAGS@
EXEEXT = @EXEEXT@
FGREP = @FGREP@
FILECMD = @FILECMD@
GETTEXT_MACRO_VERSION = @GETTEXT_MACRO_VERSION@
GMSGFMT = @GMSGFMT@
GMSGFMT_015 = @GMSGFMT_015@
@@ -289,8 +291,10 @@ ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
am__include = @am__include@
am__leading_dot = @am__leading_dot@
am__quote = @am__quote@
am__rm_f_notfound = @am__rm_f_notfound@
am__tar = @am__tar@
am__untar = @am__untar@
am__xargs_n = @am__xargs_n@
bindir = @bindir@
build = @build@
build_alias = @build_alias@
@@ -429,6 +433,7 @@ ctags CTAGS:
cscope cscopelist:
distdir: $(BUILT_SOURCES)
$(MAKE) $(AM_MAKEFLAGS) distdir-am
@@ -493,8 +498,8 @@ mostlyclean-generic:
clean-generic:
distclean-generic:
-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
-$(am__rm_f) $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || $(am__rm_f) $(CONFIG_CLEAN_VPATH_FILES)
maintainer-clean-generic:
@echo "This command is intended for maintainers to use"
@@ -588,3 +593,10 @@ uninstall-man: uninstall-man1
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
.NOEXPORT:
# Tell GNU make to disable its built-in pattern rules.
%:: %,v
%:: RCS/%,v
%:: RCS/%
%:: s.%
%:: SCCS/s.%
+21 -9
View File
@@ -1,7 +1,7 @@
# Makefile.in generated by automake 1.16.5 from Makefile.am.
# Makefile.in generated by automake 1.18.1 from Makefile.am.
# @configure_input@
# Copyright (C) 1994-2021 Free Software Foundation, Inc.
# Copyright (C) 1994-2025 Free Software Foundation, Inc.
# This Makefile.in is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@@ -69,6 +69,8 @@ am__make_running_with_option = \
test $$has_opt = yes
am__make_dryrun = (target_option=n; $(am__make_running_with_option))
am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
am__rm_f = rm -f $(am__rm_f_notfound)
am__rm_rf = rm -rf $(am__rm_f_notfound)
pkgdatadir = $(datadir)/@PACKAGE@
pkgincludedir = $(includedir)/@PACKAGE@
pkglibdir = $(libdir)/@PACKAGE@
@@ -151,10 +153,9 @@ am__base_list = \
sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g'
am__uninstall_files_from_dir = { \
test -z "$$files" \
|| { test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
$(am__cd) "$$dir" && rm -f $$files; }; \
{ test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
$(am__cd) "$$dir" && echo $$files | $(am__xargs_n) 40 $(am__rm_f); }; \
}
man1dir = $(mandir)/man1
am__installdirs = "$(DESTDIR)$(man1dir)" "$(DESTDIR)$(man3dir)" \
@@ -200,6 +201,7 @@ EGREP = @EGREP@
ETAGS = @ETAGS@
EXEEXT = @EXEEXT@
FGREP = @FGREP@
FILECMD = @FILECMD@
GETTEXT_MACRO_VERSION = @GETTEXT_MACRO_VERSION@
GMSGFMT = @GMSGFMT@
GMSGFMT_015 = @GMSGFMT_015@
@@ -299,8 +301,10 @@ ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
am__include = @am__include@
am__leading_dot = @am__leading_dot@
am__quote = @am__quote@
am__rm_f_notfound = @am__rm_f_notfound@
am__tar = @am__tar@
am__untar = @am__untar@
am__xargs_n = @am__xargs_n@
bindir = @bindir@
build = @build@
build_alias = @build_alias@
@@ -605,6 +609,7 @@ ctags CTAGS:
cscope cscopelist:
distdir: $(BUILT_SOURCES)
$(MAKE) $(AM_MAKEFLAGS) distdir-am
@@ -667,11 +672,11 @@ install-strip:
mostlyclean-generic:
clean-generic:
-test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
-$(am__rm_f) $(CLEANFILES)
distclean-generic:
-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
-$(am__rm_f) $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || $(am__rm_f) $(CONFIG_CLEAN_VPATH_FILES)
maintainer-clean-generic:
@echo "This command is intended for maintainers to use"
@@ -818,3 +823,10 @@ uninstall-man: uninstall-man1 uninstall-man3 uninstall-man5 \
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
.NOEXPORT:
# Tell GNU make to disable its built-in pattern rules.
%:: %,v
%:: RCS/%,v
%:: RCS/%
%:: s.%
%:: SCCS/s.%
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: chage
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "CHAGE" "1" "19/01/2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "CHAGE" "1" "01/02/2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+43 -3
View File
@@ -2,12 +2,12 @@
.\" Title: chfn
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "CHFN" "1" "19/01/2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "CHFN" "1" "01/02/2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -110,6 +110,46 @@ marks\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBCHFN_AUTH\fR (boolean)
.RS 4
If
\fIyes\fR, the
\fBchfn\fR
program will require authentication before making any changes, unless run by the superuser\&.
.RE
.PP
\fBCHFN_RESTRICT\fR (string)
.RS 4
This parameter specifies which values in the
\fIgecos\fR
field of the
/etc/passwd
file may be changed by regular users using the
\fBchfn\fR
program\&. It can be any combination of letters
\fIf\fR,
\fIr\fR,
\fIw\fR,
\fIh\fR, for Full name, Room number, Work phone, and Home phone, respectively\&. For backward compatibility,
\fIyes\fR
is equivalent to
\fIrwh\fR
and
\fIno\fR
is equivalent to
\fIfrwh\fR\&. If not specified, only the superuser can make any changes\&. The most restrictive setting is better achieved by not installing
\fBchfn\fR
SUID\&.
.RE
.PP
\fBLOGIN_STRING\fR (string)
.RS 4
The string used for prompting a password\&. The default is to use "Password: ", or a translation of that string\&. If you set this variable, the prompt will not be translated\&.
.sp
If the string contains
\fI%s\fR, this will be replaced by the user\*(Aqs name\&.
.RE
.SH "FICHIERS"
.PP
/etc/login\&.defs
+19 -3
View File
@@ -2,12 +2,12 @@
.\" Title: chsh
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "CHSH" "1" "19/01/2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "CHSH" "1" "01/02/2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -84,6 +84,22 @@ is discouraged since accidentally changing to a restricted shell would prevent t
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBCHSH_AUTH\fR (boolean)
.RS 4
If
\fIyes\fR, the
\fBchsh\fR
program will require authentication before making any changes, unless run by the superuser\&.
.RE
.PP
\fBLOGIN_STRING\fR (string)
.RS 4
The string used for prompting a password\&. The default is to use "Password: ", or a translation of that string\&. If you set this variable, the prompt will not be translated\&.
.sp
If the string contains
\fI%s\fR, this will be replaced by the user\*(Aqs name\&.
.RE
.SH "FICHIERS"
.PP
/etc/passwd
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: expiry
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "EXPIRY" "1" "19/01/2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "EXPIRY" "1" "01/02/2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+77 -3
View File
@@ -2,12 +2,12 @@
.\" Title: gpasswd
.\" Author: rafal Maszkowski
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "GPASSWD" "1" "19/01/2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "GPASSWD" "1" "01/02/2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -139,6 +139,80 @@ Thus you cannot change any NIS or LDAP group\&. This must be performed on the co
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBENCRYPT_METHOD\fR (string)
.RS 4
This defines the system default encryption algorithm for encrypting passwords (if no algorithm is specified on the command line)\&.
.sp
It can take one of these values:
\fIDES\fR
(default),
\fIMD5\fR, \fISHA256\fR, \fISHA512\fR\&. MD5 and DES should not be used for new hashes, see
crypt(5)
for recommendations\&.
.sp
Note: this parameter overrides the
\fBMD5_CRYPT_ENAB\fR
variable\&.
.RE
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBMD5_CRYPT_ENAB\fR (boolean)
.RS 4
Indicate if passwords must be encrypted using the MD5\-based algorithm\&. If set to
\fIyes\fR, new passwords will be encrypted using the MD5\-based algorithm compatible with the one used by recent releases of FreeBSD\&. It supports passwords of unlimited length and longer salt strings\&. Set to
\fIno\fR
if you need to copy encrypted passwords to other systems which don\*(Aqt understand the new algorithm\&. Default is
\fIno\fR\&.
.sp
This variable is superseded by the
\fBENCRYPT_METHOD\fR
variable or by any command line option used to configure the encryption algorithm\&.
.sp
This variable is deprecated\&. You should use
\fBENCRYPT_METHOD\fR\&.
.RE
.PP
\fBSHA_CRYPT_MIN_ROUNDS\fR (number), \fBSHA_CRYPT_MAX_ROUNDS\fR (number)
.RS 4
When
\fBENCRYPT_METHOD\fR
is set to
\fISHA256\fR
or
\fISHA512\fR, this defines the number of SHA rounds used by the encryption algorithm by default (when the number of rounds is not specified on the command line)\&.
.sp
With a lot of rounds, it is more difficult to brute force the password\&. But note also that more CPU resources will be needed to authenticate users\&.
.sp
If not specified, the libc will choose the default number of rounds (5000), which is orders of magnitude too low for modern hardware\&.
.sp
The values must be inside the 1000\-999,999,999 range\&.
.sp
If only one of the
\fBSHA_CRYPT_MIN_ROUNDS\fR
or
\fBSHA_CRYPT_MAX_ROUNDS\fR
values is set, then this value will be used\&.
.sp
If
\fBSHA_CRYPT_MIN_ROUNDS\fR
>
\fBSHA_CRYPT_MAX_ROUNDS\fR, the highest value will be used\&.
.RE
.SH "FICHIERS"
.PP
/etc/group
+279 -3
View File
@@ -2,12 +2,12 @@
.\" Title: login
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "LOGIN" "1" "19/01/2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "LOGIN" "1" "01/02/2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -149,6 +149,282 @@ As with any program,
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBCONSOLE\fR (string)
.RS 4
If defined, either full pathname of a file containing device names (one per line) or a ":" delimited list of device names\&. Root logins will be allowed only upon these devices\&.
.sp
If not defined, root will be allowed on any device\&.
.sp
The device should be specified without the /dev/ prefix\&.
.RE
.PP
\fBCONSOLE_GROUPS\fR (string)
.RS 4
List of groups to add to the user\*(Aqs supplementary groups set when logging in on the console (as determined by the CONSOLE setting)\&. Default is none\&.
Use with caution \- it is possible for users to gain permanent access to these groups, even when not logged in on the console\&.
.RE
.PP
\fBDEFAULT_HOME\fR (boolean)
.RS 4
Indicate if login is allowed if we can\*(Aqt cd to the home directory\&. Default is no\&.
.sp
If set to
\fIyes\fR, the user will login in the root (/) directory if it is not possible to cd to her home directory\&.
.RE
.PP
\fBENV_HZ\fR (string)
.RS 4
If set, it will be used to define the HZ environment variable when a user login\&. The value must be preceded by
\fIHZ=\fR\&. A common value on Linux is
\fIHZ=100\fR\&.
.RE
.PP
\fBENV_PATH\fR (string)
.RS 4
If set, it will be used to define the PATH environment variable when a regular user login\&. The value is a colon separated list of paths (for example
\fI/bin:/usr/bin\fR) and can be preceded by
\fIPATH=\fR\&. The default value is
\fIPATH=/bin:/usr/bin\fR\&.
.RE
.PP
\fBENV_SUPATH\fR (string)
.RS 4
If set, it will be used to define the PATH environment variable when the superuser login\&. The value is a colon separated list of paths (for example
\fI/sbin:/bin:/usr/sbin:/usr/bin\fR) and can be preceded by
\fIPATH=\fR\&. The default value is
\fIPATH=/sbin:/bin:/usr/sbin:/usr/bin\fR\&.
.RE
.PP
\fBENV_TZ\fR (string)
.RS 4
If set, it will be used to define the TZ environment variable when a user login\&. The value can be the name of a timezone preceded by
\fITZ=\fR
(for example
\fITZ=CST6CDT\fR), or the full path to the file containing the timezone specification (for example
/etc/tzname)\&.
.sp
If a full path is specified but the file does not exist or cannot be read, the default is to use
\fITZ=CST6CDT\fR\&.
.RE
.PP
\fBENVIRON_FILE\fR (string)
.RS 4
If this file exists and is readable, login environment will be read from it\&. Every line should be in the form name=value\&.
.sp
Lines starting with a # are treated as comment lines and ignored\&.
.RE
.PP
\fBERASECHAR\fR (number)
.RS 4
Terminal ERASE character (\fI010\fR
= backspace,
\fI0177\fR
= DEL)\&.
.sp
The value can be prefixed "0" for an octal value, or "0x" for an hexadecimal value\&.
.RE
.PP
\fBFAIL_DELAY\fR (number)
.RS 4
Delay in seconds before being allowed another attempt after a login failure\&.
.RE
.PP
\fBFAILLOG_ENAB\fR (boolean)
.RS 4
Enable logging and display of
/var/log/faillog
login failure info\&.
.RE
.PP
\fBFAKE_SHELL\fR (string)
.RS 4
If set,
\fBlogin\fR
will execute this shell instead of the users\*(Aq shell specified in
/etc/passwd\&.
.RE
.PP
\fBFTMP_FILE\fR (string)
.RS 4
If defined, login failures will be logged in this file in a utmp format\&.
.RE
.PP
\fBHUSHLOGIN_FILE\fR (string)
.RS 4
If defined, this file can inhibit all the usual chatter during the login sequence\&. If a full pathname is specified, then hushed mode will be enabled if the user\*(Aqs name or shell are found in the file\&. If not a full pathname, then hushed mode will be enabled if the file exists in the user\*(Aqs home directory\&.
.RE
.PP
\fBISSUE_FILE\fR (string)
.RS 4
If defined, this file will be displayed before each login prompt\&.
.RE
.PP
\fBKILLCHAR\fR (number)
.RS 4
Terminal KILL character (\fI025\fR
= CTRL/U)\&.
.sp
The value can be prefixed "0" for an octal value, or "0x" for an hexadecimal value\&.
.RE
.PP
\fBLASTLOG_ENAB\fR (boolean)
.RS 4
Enable logging and display of /var/log/lastlog login time info\&.
.RE
.PP
\fBLOGIN_RETRIES\fR (number)
.RS 4
Maximum number of login retries in case of bad password\&.
.RE
.PP
\fBLOGIN_STRING\fR (string)
.RS 4
The string used for prompting a password\&. The default is to use "Password: ", or a translation of that string\&. If you set this variable, the prompt will not be translated\&.
.sp
If the string contains
\fI%s\fR, this will be replaced by the user\*(Aqs name\&.
.RE
.PP
\fBLOGIN_TIMEOUT\fR (number)
.RS 4
Max time in seconds for login\&.
.RE
.PP
\fBLOG_OK_LOGINS\fR (boolean)
.RS 4
Enable logging of successful logins\&.
.RE
.PP
\fBLOG_UNKFAIL_ENAB\fR (boolean)
.RS 4
Enable display of unknown usernames when login failures are recorded\&.
.sp
Note: logging unknown usernames may be a security issue if an user enter her password instead of her login name\&.
.RE
.PP
\fBMAIL_CHECK_ENAB\fR (boolean)
.RS 4
Enable checking and display of mailbox status upon login\&.
.sp
You should disable it if the shell startup files already check for mail ("mailx \-e" or equivalent)\&.
.RE
.PP
\fBMAIL_DIR\fR (string)
.RS 4
The mail spool directory\&. This is needed to manipulate the mailbox when its corresponding user account is modified or deleted\&. If not specified, a compile\-time default is used\&. The parameter CREATE_MAIL_SPOOL in
/etc/default/useradd
determines whether the mail spool should be created\&.
.RE
.PP
\fBMAIL_FILE\fR (string)
.RS 4
Defines the location of the users mail spool files relatively to their home directory\&.
.RE
.PP
The
\fBMAIL_DIR\fR
and
\fBMAIL_FILE\fR
variables are used by
\fBuseradd\fR,
\fBusermod\fR, and
\fBuserdel\fR
to create, move, or delete the user\*(Aqs mail spool\&.
.PP
If
\fBMAIL_CHECK_ENAB\fR
is set to
\fIyes\fR, they are also used to define the
\fBMAIL\fR
environment variable\&.
.PP
\fBMOTD_FILE\fR (string)
.RS 4
If defined, ":" delimited list of "message of the day" files to be displayed upon login\&.
.RE
.PP
\fBNOLOGINS_FILE\fR (string)
.RS 4
If defined, name of file whose presence will inhibit non\-root logins\&. The contents of this file should be a message indicating why logins are inhibited\&.
.RE
.PP
\fBPORTTIME_CHECKS_ENAB\fR (boolean)
.RS 4
Enable checking of time restrictions specified in
/etc/porttime\&.
.RE
.PP
\fBQUOTAS_ENAB\fR (boolean)
.RS 4
Enable setting of resource limits from
/etc/limits
and ulimit, umask, and niceness from the user\*(Aqs passwd gecos field\&.
.RE
.PP
\fBTTYGROUP\fR (string), \fBTTYPERM\fR (number)
.RS 4
The terminal permissions: the login tty will be owned by the
\fBTTYGROUP\fR
group, and the permissions will be set to
\fBTTYPERM\fR\&.
.sp
\fBTTYGROUP\fR
can be either the name of a group or a numeric group identifier\&.
.sp
If TTYGROUP is not defined, then the group ownership of the terminal is set to the user\*(Aqs primary group\&. If TTYPERM is not defined, then the permissions are set to
\fI0600\fR\&.
.sp
If you have a
\fBwrite\fR
program which is "setgid" to a special group which owns the terminals, define TTYGROUP to the group number and TTYPERM to 0620\&. Otherwise leave TTYGROUP commented out and assign TTYPERM to either 622 or 600\&.
.RE
.PP
\fBTTYTYPE_FILE\fR (string)
.RS 4
If defined, file which maps tty line to TERM environment parameter\&. Each line of the file is in a format something like "vt100 tty01"\&.
.RE
.PP
\fBULIMIT\fR (number)
.RS 4
Default
\fBulimit\fR
value\&.
.RE
.PP
\fBUMASK\fR (number)
.RS 4
The file mode creation mask is initialized to this value\&. If not specified, the mask will be initialized to 022\&.
.sp
\fBuseradd\fR
and
\fBnewusers\fR
use this mask to set the mode of the home directory they create if
\fBHOME_MODE\fR
is not set\&.
.sp
It is also used by
\fBlogin\fR
to define users\*(Aq initial umask\&. Note that this mask can be overridden by the user\*(Aqs GECOS line (if
\fBQUOTAS_ENAB\fR
is set) or by the specification of a limit with the
\fIK\fR
identifier in
\fBlimits\fR(5)\&.
.RE
.PP
\fBUSERGROUPS_ENAB\fR (boolean)
.RS 4
Enable setting of the umask group bits to be the same as owner bits (examples: 022 \-> 002, 077 \-> 007) for non\-root users, if the uid is the same as gid, and username is the same as the primary group name\&.
.sp
If set to
\fIyes\fR,
\fBuserdel\fR
will remove the user\*(Aqs group if it contains no more members, and
\fBuseradd\fR
will create by default a group with the name of the user\&.
.RE
.SH "FICHIERS"
.PP
/var/run/utmp
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: newgidmap
.\" Author: Eric Biederman
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "NEWGIDMAP" "1" "19/01/2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "NEWGIDMAP" "1" "01/02/2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+10 -3
View File
@@ -2,12 +2,12 @@
.\" Title: newgrp
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "NEWGRP" "1" "19/01/2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "NEWGRP" "1" "01/02/2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -60,6 +60,13 @@ is considered\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBSYSLOG_SG_ENAB\fR (boolean)
.RS 4
Enable "syslog" logging of
\fBsg\fR
activity\&.
.RE
.SH "FICHIERS"
.PP
/etc/passwd
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: newuidmap
.\" Author: Eric Biederman
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "NEWUIDMAP" "1" "19/01/2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "NEWUIDMAP" "1" "01/02/2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+104 -3
View File
@@ -2,12 +2,12 @@
.\" Title: passwd
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "PASSWD" "1" "19/01/2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "PASSWD" "1" "01/02/2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -193,6 +193,107 @@ Il se peut que les utilisateurs ne puissent pas changer leur mot de passe sur un
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBENCRYPT_METHOD\fR (string)
.RS 4
This defines the system default encryption algorithm for encrypting passwords (if no algorithm is specified on the command line)\&.
.sp
It can take one of these values:
\fIDES\fR
(default),
\fIMD5\fR, \fISHA256\fR, \fISHA512\fR\&. MD5 and DES should not be used for new hashes, see
crypt(5)
for recommendations\&.
.sp
Note: this parameter overrides the
\fBMD5_CRYPT_ENAB\fR
variable\&.
.RE
.PP
\fBMD5_CRYPT_ENAB\fR (boolean)
.RS 4
Indicate if passwords must be encrypted using the MD5\-based algorithm\&. If set to
\fIyes\fR, new passwords will be encrypted using the MD5\-based algorithm compatible with the one used by recent releases of FreeBSD\&. It supports passwords of unlimited length and longer salt strings\&. Set to
\fIno\fR
if you need to copy encrypted passwords to other systems which don\*(Aqt understand the new algorithm\&. Default is
\fIno\fR\&.
.sp
This variable is superseded by the
\fBENCRYPT_METHOD\fR
variable or by any command line option used to configure the encryption algorithm\&.
.sp
This variable is deprecated\&. You should use
\fBENCRYPT_METHOD\fR\&.
.RE
.PP
\fBOBSCURE_CHECKS_ENAB\fR (boolean)
.RS 4
Enable additional checks upon password changes\&.
.RE
.PP
\fBPASS_ALWAYS_WARN\fR (boolean)
.RS 4
Warn about weak passwords (but still allow them) if you are root\&.
.RE
.PP
\fBPASS_CHANGE_TRIES\fR (number)
.RS 4
Maximum number of attempts to change password if rejected (too easy)\&.
.RE
.PP
\fBPASS_MAX_LEN\fR (number), \fBPASS_MIN_LEN\fR (number)
.RS 4
Number of significant characters in the password for crypt()\&.
.sp
\fBPASS_MAX_LEN\fR
is 8 by default\&. Don\*(Aqt change unless your crypt() is better\&.
.sp
\fBPASS_MAX_LEN\fR
is only used for DES\&. It is ignored if an encryption algorithm other than DES is used, either because
\fBMD5_CRYPT_ENAB\fR
set to
\fIyes\fR
or
\fBENCRYPT_METHOD\fR
set to an algorithm other than
\fIDES\fR\&.
.sp
In addition,
\fBPASS_MAX_LEN\fR
is only used if
\fBOBSCURE_CHECKS_ENAB\fR
set to
\fIyes\fR\&.
.sp
Note: This only affects the generation of user passwords\&. Group password lengths are not checked\&.
.RE
.PP
\fBSHA_CRYPT_MIN_ROUNDS\fR (number), \fBSHA_CRYPT_MAX_ROUNDS\fR (number)
.RS 4
When
\fBENCRYPT_METHOD\fR
is set to
\fISHA256\fR
or
\fISHA512\fR, this defines the number of SHA rounds used by the encryption algorithm by default (when the number of rounds is not specified on the command line)\&.
.sp
With a lot of rounds, it is more difficult to brute force the password\&. But note also that more CPU resources will be needed to authenticate users\&.
.sp
If not specified, the libc will choose the default number of rounds (5000), which is orders of magnitude too low for modern hardware\&.
.sp
The values must be inside the 1000\-999,999,999 range\&.
.sp
If only one of the
\fBSHA_CRYPT_MIN_ROUNDS\fR
or
\fBSHA_CRYPT_MAX_ROUNDS\fR
values is set, then this value will be used\&.
.sp
If
\fBSHA_CRYPT_MIN_ROUNDS\fR
>
\fBSHA_CRYPT_MAX_ROUNDS\fR, the highest value will be used\&.
.RE
.SH "FICHIERS"
.PP
/etc/passwd
+10 -3
View File
@@ -2,12 +2,12 @@
.\" Title: sg
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "SG" "1" "19/01/2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "SG" "1" "01/02/2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -77,6 +77,13 @@ This is the default; for backward compatibility\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBSYSLOG_SG_ENAB\fR (boolean)
.RS 4
Enable "syslog" logging of
\fBsg\fR
activity\&.
.RE
.SH "FICHIERS"
.PP
/etc/passwd
+163 -3
View File
@@ -2,12 +2,12 @@
.\" Title: su
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: User Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "SU" "1" "19/01/2026" "shadow\-utils 4\&.19\&.2" "User Commands"
.TH "SU" "1" "01/02/2026" "shadow\-utils 4\&.19\&.3" "User Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -228,6 +228,166 @@ has many compilation options, only some of which may be in use at any particular
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBCONSOLE\fR (string)
.RS 4
If defined, either full pathname of a file containing device names (one per line) or a ":" delimited list of device names\&. Root logins will be allowed only upon these devices\&.
.sp
If not defined, root will be allowed on any device\&.
.sp
The device should be specified without the /dev/ prefix\&.
.RE
.PP
\fBCONSOLE_GROUPS\fR (string)
.RS 4
List of groups to add to the user\*(Aqs supplementary groups set when logging in on the console (as determined by the CONSOLE setting)\&. Default is none\&.
Use with caution \- it is possible for users to gain permanent access to these groups, even when not logged in on the console\&.
.RE
.PP
\fBDEFAULT_HOME\fR (boolean)
.RS 4
Indicate if login is allowed if we can\*(Aqt cd to the home directory\&. Default is no\&.
.sp
If set to
\fIyes\fR, the user will login in the root (/) directory if it is not possible to cd to her home directory\&.
.RE
.PP
\fBENV_HZ\fR (string)
.RS 4
If set, it will be used to define the HZ environment variable when a user login\&. The value must be preceded by
\fIHZ=\fR\&. A common value on Linux is
\fIHZ=100\fR\&.
.RE
.PP
\fBENVIRON_FILE\fR (string)
.RS 4
If this file exists and is readable, login environment will be read from it\&. Every line should be in the form name=value\&.
.sp
Lines starting with a # are treated as comment lines and ignored\&.
.RE
.PP
\fBENV_PATH\fR (string)
.RS 4
If set, it will be used to define the PATH environment variable when a regular user login\&. The value is a colon separated list of paths (for example
\fI/bin:/usr/bin\fR) and can be preceded by
\fIPATH=\fR\&. The default value is
\fIPATH=/bin:/usr/bin\fR\&.
.RE
.PP
\fBENV_SUPATH\fR (string)
.RS 4
If set, it will be used to define the PATH environment variable when the superuser login\&. The value is a colon separated list of paths (for example
\fI/sbin:/bin:/usr/sbin:/usr/bin\fR) and can be preceded by
\fIPATH=\fR\&. The default value is
\fIPATH=/sbin:/bin:/usr/sbin:/usr/bin\fR\&.
.RE
.PP
\fBENV_TZ\fR (string)
.RS 4
If set, it will be used to define the TZ environment variable when a user login\&. The value can be the name of a timezone preceded by
\fITZ=\fR
(for example
\fITZ=CST6CDT\fR), or the full path to the file containing the timezone specification (for example
/etc/tzname)\&.
.sp
If a full path is specified but the file does not exist or cannot be read, the default is to use
\fITZ=CST6CDT\fR\&.
.RE
.PP
\fBLOGIN_STRING\fR (string)
.RS 4
The string used for prompting a password\&. The default is to use "Password: ", or a translation of that string\&. If you set this variable, the prompt will not be translated\&.
.sp
If the string contains
\fI%s\fR, this will be replaced by the user\*(Aqs name\&.
.RE
.PP
\fBMAIL_CHECK_ENAB\fR (boolean)
.RS 4
Enable checking and display of mailbox status upon login\&.
.sp
You should disable it if the shell startup files already check for mail ("mailx \-e" or equivalent)\&.
.RE
.PP
\fBMAIL_DIR\fR (string)
.RS 4
The mail spool directory\&. This is needed to manipulate the mailbox when its corresponding user account is modified or deleted\&. If not specified, a compile\-time default is used\&. The parameter CREATE_MAIL_SPOOL in
/etc/default/useradd
determines whether the mail spool should be created\&.
.RE
.PP
\fBMAIL_FILE\fR (string)
.RS 4
Defines the location of the users mail spool files relatively to their home directory\&.
.RE
.PP
The
\fBMAIL_DIR\fR
and
\fBMAIL_FILE\fR
variables are used by
\fBuseradd\fR,
\fBusermod\fR, and
\fBuserdel\fR
to create, move, or delete the user\*(Aqs mail spool\&.
.PP
If
\fBMAIL_CHECK_ENAB\fR
is set to
\fIyes\fR, they are also used to define the
\fBMAIL\fR
environment variable\&.
.PP
\fBQUOTAS_ENAB\fR (boolean)
.RS 4
Enable setting of resource limits from
/etc/limits
and ulimit, umask, and niceness from the user\*(Aqs passwd gecos field\&.
.RE
.PP
\fBSULOG_FILE\fR (string)
.RS 4
If defined, all su activity is logged to this file\&.
.RE
.PP
\fBSU_NAME\fR (string)
.RS 4
If defined, the command name to display when running "su \-"\&. For example, if this is defined as "su" then a "ps" will display the command is "\-su"\&. If not defined, then "ps" would display the name of the shell actually being run, e\&.g\&. something like "\-sh"\&.
.RE
.PP
\fBSU_WHEEL_ONLY\fR (boolean)
.RS 4
If
\fIyes\fR, the user must be listed as a member of the first gid 0 group in
/etc/group
(called
\fIroot\fR
on most Linux systems) to be able to
\fBsu\fR
to uid 0 accounts\&. If the group doesn\*(Aqt exist or is empty, no one will be able to
\fBsu\fR
to uid 0\&.
.RE
.PP
\fBSYSLOG_SU_ENAB\fR (boolean)
.RS 4
Enable "syslog" logging of
\fBsu\fR
activity \- in addition to sulog file logging\&.
.RE
.PP
\fBUSERGROUPS_ENAB\fR (boolean)
.RS 4
Enable setting of the umask group bits to be the same as owner bits (examples: 022 \-> 002, 077 \-> 007) for non\-root users, if the uid is the same as gid, and username is the same as the primary group name\&.
.sp
If set to
\fIyes\fR,
\fBuserdel\fR
will remove the user\*(Aqs group if it contains no more members, and
\fBuseradd\fR
will create by default a group with the name of the user\&.
.RE
.SH "FICHIERS"
.PP
/etc/passwd
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: shadow
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: Library Calls
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "SHADOW" "3" "19/01/2026" "shadow\-utils 4\&.19\&.2" "Library Calls"
.TH "SHADOW" "3" "01/02/2026" "shadow\-utils 4\&.19\&.3" "Library Calls"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: faillog
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "FAILLOG" "5" "19/01/2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuratio"
.TH "FAILLOG" "5" "01/02/2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuratio"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: gshadow
.\" Author: Nicolas Fran\(,cois <nicolas.francois@centraliens.net>
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "GSHADOW" "5" "19/01/2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "GSHADOW" "5" "01/02/2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: limits
.\" Author: Luca Berra
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "LIMITS" "5" "19/01/2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "LIMITS" "5" "01/02/2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: login.access
.\" Author: Marek Micha\(/lkiewicz
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "LOGIN\&.ACCESS" "5" "19/01/2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "LOGIN\&.ACCESS" "5" "01/02/2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+672 -3
View File
@@ -2,12 +2,12 @@
.\" Title: login.defs
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "LOGIN\&.DEFS" "5" "19/01/2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "LOGIN\&.DEFS" "5" "01/02/2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -48,11 +48,680 @@ value\&. Numbers (both regular and long) may be either decimal values, octal val
.PP
Les param\(`etres de configuration suivants sont fournis\ \&:
.PP
\fBCHFN_AUTH\fR (boolean)
.RS 4
If
\fIyes\fR, the
\fBchfn\fR
program will require authentication before making any changes, unless run by the superuser\&.
.RE
.PP
\fBCHFN_RESTRICT\fR (string)
.RS 4
This parameter specifies which values in the
\fIgecos\fR
field of the
/etc/passwd
file may be changed by regular users using the
\fBchfn\fR
program\&. It can be any combination of letters
\fIf\fR,
\fIr\fR,
\fIw\fR,
\fIh\fR, for Full name, Room number, Work phone, and Home phone, respectively\&. For backward compatibility,
\fIyes\fR
is equivalent to
\fIrwh\fR
and
\fIno\fR
is equivalent to
\fIfrwh\fR\&. If not specified, only the superuser can make any changes\&. The most restrictive setting is better achieved by not installing
\fBchfn\fR
SUID\&.
.RE
.PP
\fBCHSH_AUTH\fR (boolean)
.RS 4
If
\fIyes\fR, the
\fBchsh\fR
program will require authentication before making any changes, unless run by the superuser\&.
.RE
.PP
\fBCONSOLE\fR (string)
.RS 4
If defined, either full pathname of a file containing device names (one per line) or a ":" delimited list of device names\&. Root logins will be allowed only upon these devices\&.
.sp
If not defined, root will be allowed on any device\&.
.sp
The device should be specified without the /dev/ prefix\&.
.RE
.PP
\fBCONSOLE_GROUPS\fR (string)
.RS 4
List of groups to add to the user\*(Aqs supplementary groups set when logging in on the console (as determined by the CONSOLE setting)\&. Default is none\&.
Use with caution \- it is possible for users to gain permanent access to these groups, even when not logged in on the console\&.
.RE
.PP
\fBCREATE_HOME\fR (boolean)
.RS 4
Indicate if a home directory should be created by default for new users\&.
.sp
This setting does not apply to system users, and can be overridden on the command line\&.
.RE
.PP
\fBDEFAULT_HOME\fR (boolean)
.RS 4
Indicate if login is allowed if we can\*(Aqt cd to the home directory\&. Default is no\&.
.sp
If set to
\fIyes\fR, the user will login in the root (/) directory if it is not possible to cd to her home directory\&.
.RE
.PP
\fBENCRYPT_METHOD\fR (string)
.RS 4
This defines the system default encryption algorithm for encrypting passwords (if no algorithm is specified on the command line)\&.
.sp
It can take one of these values:
\fIDES\fR
(default),
\fIMD5\fR, \fISHA256\fR, \fISHA512\fR\&. MD5 and DES should not be used for new hashes, see
crypt(5)
for recommendations\&.
.sp
Note: this parameter overrides the
\fBMD5_CRYPT_ENAB\fR
variable\&.
.RE
.PP
\fBENV_HZ\fR (string)
.RS 4
If set, it will be used to define the HZ environment variable when a user login\&. The value must be preceded by
\fIHZ=\fR\&. A common value on Linux is
\fIHZ=100\fR\&.
.RE
.PP
\fBENV_PATH\fR (string)
.RS 4
If set, it will be used to define the PATH environment variable when a regular user login\&. The value is a colon separated list of paths (for example
\fI/bin:/usr/bin\fR) and can be preceded by
\fIPATH=\fR\&. The default value is
\fIPATH=/bin:/usr/bin\fR\&.
.RE
.PP
\fBENV_SUPATH\fR (string)
.RS 4
If set, it will be used to define the PATH environment variable when the superuser login\&. The value is a colon separated list of paths (for example
\fI/sbin:/bin:/usr/sbin:/usr/bin\fR) and can be preceded by
\fIPATH=\fR\&. The default value is
\fIPATH=/sbin:/bin:/usr/sbin:/usr/bin\fR\&.
.RE
.PP
\fBENV_TZ\fR (string)
.RS 4
If set, it will be used to define the TZ environment variable when a user login\&. The value can be the name of a timezone preceded by
\fITZ=\fR
(for example
\fITZ=CST6CDT\fR), or the full path to the file containing the timezone specification (for example
/etc/tzname)\&.
.sp
If a full path is specified but the file does not exist or cannot be read, the default is to use
\fITZ=CST6CDT\fR\&.
.RE
.PP
\fBENVIRON_FILE\fR (string)
.RS 4
If this file exists and is readable, login environment will be read from it\&. Every line should be in the form name=value\&.
.sp
Lines starting with a # are treated as comment lines and ignored\&.
.RE
.PP
\fBERASECHAR\fR (number)
.RS 4
Terminal ERASE character (\fI010\fR
= backspace,
\fI0177\fR
= DEL)\&.
.sp
The value can be prefixed "0" for an octal value, or "0x" for an hexadecimal value\&.
.RE
.PP
\fBFAIL_DELAY\fR (number)
.RS 4
Delay in seconds before being allowed another attempt after a login failure\&.
.RE
.PP
\fBFAILLOG_ENAB\fR (boolean)
.RS 4
Enable logging and display of
/var/log/faillog
login failure info\&.
.RE
.PP
\fBFAKE_SHELL\fR (string)
.RS 4
If set,
\fBlogin\fR
will execute this shell instead of the users\*(Aq shell specified in
/etc/passwd\&.
.RE
.PP
\fBFTMP_FILE\fR (string)
.RS 4
If defined, login failures will be logged in this file in a utmp format\&.
.RE
.PP
\fBGID_MAX\fR (number), \fBGID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of regular groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBGID_MIN\fR
(resp\&.
\fBGID_MAX\fR) is 1000 (resp\&. 60000)\&.
.RE
.PP
\fBHMAC_CRYPTO_ALGO\fR (string)
.RS 4
Used to select the HMAC cryptography algorithm that the pam_timestamp module is going to use to calculate the keyed\-hash message authentication code\&.
.sp
Note: check
hmac(3)
to see the possible algorithms that are available in your system\&.
.RE
.PP
\fBHOME_MODE\fR (number)
.RS 4
The mode for new home directories\&. If not specified, the
\fBUMASK\fR
is used to create the mode\&.
.sp
\fBuseradd\fR
and
\fBnewusers\fR
use this to set the mode of the home directory they create\&.
.RE
.PP
\fBHUSHLOGIN_FILE\fR (string)
.RS 4
If defined, this file can inhibit all the usual chatter during the login sequence\&. If a full pathname is specified, then hushed mode will be enabled if the user\*(Aqs name or shell are found in the file\&. If not a full pathname, then hushed mode will be enabled if the file exists in the user\*(Aqs home directory\&.
.RE
.PP
\fBISSUE_FILE\fR (string)
.RS 4
If defined, this file will be displayed before each login prompt\&.
.RE
.PP
\fBKILLCHAR\fR (number)
.RS 4
Terminal KILL character (\fI025\fR
= CTRL/U)\&.
.sp
The value can be prefixed "0" for an octal value, or "0x" for an hexadecimal value\&.
.RE
.PP
\fBLASTLOG_ENAB\fR (boolean)
.RS 4
Enable logging and display of /var/log/lastlog login time info\&.
.RE
.PP
\fBLASTLOG_UID_MAX\fR (number)
.RS 4
Highest user ID number for which the lastlog entries should be updated\&. As higher user IDs are usually tracked by remote user identity and authentication services there is no need to create a huge sparse lastlog file for them\&.
.sp
No
\fBLASTLOG_UID_MAX\fR
option present in the configuration means that there is no user ID limit for writing lastlog entries\&.
.RE
.PP
\fBLOG_OK_LOGINS\fR (boolean)
.RS 4
Enable logging of successful logins\&.
.RE
.PP
\fBLOG_UNKFAIL_ENAB\fR (boolean)
.RS 4
Enable display of unknown usernames when login failures are recorded\&.
.sp
Note: logging unknown usernames may be a security issue if an user enter her password instead of her login name\&.
.RE
.PP
\fBLOGIN_RETRIES\fR (number)
.RS 4
Maximum number of login retries in case of bad password\&.
.RE
.PP
\fBLOGIN_STRING\fR (string)
.RS 4
The string used for prompting a password\&. The default is to use "Password: ", or a translation of that string\&. If you set this variable, the prompt will not be translated\&.
.sp
If the string contains
\fI%s\fR, this will be replaced by the user\*(Aqs name\&.
.RE
.PP
\fBLOGIN_TIMEOUT\fR (number)
.RS 4
Max time in seconds for login\&.
.RE
.PP
\fBMAIL_CHECK_ENAB\fR (boolean)
.RS 4
Enable checking and display of mailbox status upon login\&.
.sp
You should disable it if the shell startup files already check for mail ("mailx \-e" or equivalent)\&.
.RE
.PP
\fBMAIL_DIR\fR (string)
.RS 4
The mail spool directory\&. This is needed to manipulate the mailbox when its corresponding user account is modified or deleted\&. If not specified, a compile\-time default is used\&. The parameter CREATE_MAIL_SPOOL in
/etc/default/useradd
determines whether the mail spool should be created\&.
.RE
.PP
\fBMAIL_FILE\fR (string)
.RS 4
Defines the location of the users mail spool files relatively to their home directory\&.
.RE
.PP
The
\fBMAIL_DIR\fR
and
\fBMAIL_FILE\fR
variables are used by
\fBuseradd\fR,
\fBusermod\fR, and
\fBuserdel\fR
to create, move, or delete the user\*(Aqs mail spool\&.
.PP
If
\fBMAIL_CHECK_ENAB\fR
is set to
\fIyes\fR, they are also used to define the
\fBMAIL\fR
environment variable\&.
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBMD5_CRYPT_ENAB\fR (boolean)
.RS 4
Indicate if passwords must be encrypted using the MD5\-based algorithm\&. If set to
\fIyes\fR, new passwords will be encrypted using the MD5\-based algorithm compatible with the one used by recent releases of FreeBSD\&. It supports passwords of unlimited length and longer salt strings\&. Set to
\fIno\fR
if you need to copy encrypted passwords to other systems which don\*(Aqt understand the new algorithm\&. Default is
\fIno\fR\&.
.sp
This variable is superseded by the
\fBENCRYPT_METHOD\fR
variable or by any command line option used to configure the encryption algorithm\&.
.sp
This variable is deprecated\&. You should use
\fBENCRYPT_METHOD\fR\&.
.RE
.PP
\fBMOTD_FILE\fR (string)
.RS 4
If defined, ":" delimited list of "message of the day" files to be displayed upon login\&.
.RE
.PP
\fBNOLOGINS_FILE\fR (string)
.RS 4
If defined, name of file whose presence will inhibit non\-root logins\&. The contents of this file should be a message indicating why logins are inhibited\&.
.RE
.PP
\fBNONEXISTENT\fR (string)
.RS 4
If a system account intentionally does not have a home directory that exists, this string can be provided in the /etc/passwd entry for the account to indicate this\&. The result is that pwck will not emit a spurious warning for this account\&.
.RE
.PP
\fBOBSCURE_CHECKS_ENAB\fR (boolean)
.RS 4
Enable additional checks upon password changes\&.
.RE
.PP
\fBPASS_ALWAYS_WARN\fR (boolean)
.RS 4
Warn about weak passwords (but still allow them) if you are root\&.
.RE
.PP
\fBPASS_CHANGE_TRIES\fR (number)
.RS 4
Maximum number of attempts to change password if rejected (too easy)\&.
.RE
.PP
\fBPASS_MAX_DAYS\fR (number)
.RS 4
The maximum number of days a password may be used\&. If the password is older than this, a password change will be forced\&. If not specified, \-1 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_MIN_DAYS\fR (number)
.RS 4
The minimum number of days allowed between password changes\&. Any password changes attempted sooner than this will be rejected\&. If not specified, 0 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_WARN_AGE\fR (number)
.RS 4
The number of days warning given before a password expires\&. A zero means warning is given only upon the day of expiration, a value of \-1 means no warning is given\&. If not specified, no warning will be provided\&.
.RE
.PP
\fBPASS_MAX_DAYS\fR,
\fBPASS_MIN_DAYS\fR
and
\fBPASS_WARN_AGE\fR
are only used at the time of account creation\&. Any changes to these settings won\*(Aqt affect existing accounts\&.
.PP
\fBPASS_MAX_LEN\fR (number), \fBPASS_MIN_LEN\fR (number)
.RS 4
Number of significant characters in the password for crypt()\&.
.sp
\fBPASS_MAX_LEN\fR
is 8 by default\&. Don\*(Aqt change unless your crypt() is better\&.
.sp
\fBPASS_MAX_LEN\fR
is only used for DES\&. It is ignored if an encryption algorithm other than DES is used, either because
\fBMD5_CRYPT_ENAB\fR
set to
\fIyes\fR
or
\fBENCRYPT_METHOD\fR
set to an algorithm other than
\fIDES\fR\&.
.sp
In addition,
\fBPASS_MAX_LEN\fR
is only used if
\fBOBSCURE_CHECKS_ENAB\fR
set to
\fIyes\fR\&.
.sp
Note: This only affects the generation of user passwords\&. Group password lengths are not checked\&.
.RE
.PP
\fBPORTTIME_CHECKS_ENAB\fR (boolean)
.RS 4
Enable checking of time restrictions specified in
/etc/porttime\&.
.RE
.PP
\fBQUOTAS_ENAB\fR (boolean)
.RS 4
Enable setting of resource limits from
/etc/limits
and ulimit, umask, and niceness from the user\*(Aqs passwd gecos field\&.
.RE
.PP
\fBSHA_CRYPT_MIN_ROUNDS\fR (number), \fBSHA_CRYPT_MAX_ROUNDS\fR (number)
.RS 4
When
\fBENCRYPT_METHOD\fR
is set to
\fISHA256\fR
or
\fISHA512\fR, this defines the number of SHA rounds used by the encryption algorithm by default (when the number of rounds is not specified on the command line)\&.
.sp
With a lot of rounds, it is more difficult to brute force the password\&. But note also that more CPU resources will be needed to authenticate users\&.
.sp
If not specified, the libc will choose the default number of rounds (5000), which is orders of magnitude too low for modern hardware\&.
.sp
The values must be inside the 1000\-999,999,999 range\&.
.sp
If only one of the
\fBSHA_CRYPT_MIN_ROUNDS\fR
or
\fBSHA_CRYPT_MAX_ROUNDS\fR
values is set, then this value will be used\&.
.sp
If
\fBSHA_CRYPT_MIN_ROUNDS\fR
>
\fBSHA_CRYPT_MAX_ROUNDS\fR, the highest value will be used\&.
.RE
.PP
\fBSULOG_FILE\fR (string)
.RS 4
If defined, all su activity is logged to this file\&.
.RE
.PP
\fBSU_NAME\fR (string)
.RS 4
If defined, the command name to display when running "su \-"\&. For example, if this is defined as "su" then a "ps" will display the command is "\-su"\&. If not defined, then "ps" would display the name of the shell actually being run, e\&.g\&. something like "\-sh"\&.
.RE
.PP
\fBSU_WHEEL_ONLY\fR (boolean)
.RS 4
If
\fIyes\fR, the user must be listed as a member of the first gid 0 group in
/etc/group
(called
\fIroot\fR
on most Linux systems) to be able to
\fBsu\fR
to uid 0 accounts\&. If the group doesn\*(Aqt exist or is empty, no one will be able to
\fBsu\fR
to uid 0\&.
.RE
.PP
\fBSUB_GID_MIN\fR (number), \fBSUB_GID_MAX\fR (number), \fBSUB_GID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate group IDs) allocate
\fBSUB_GID_COUNT\fR
unused group IDs from the range
\fBSUB_GID_MIN\fR
to
\fBSUB_GID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_GID_MIN\fR,
\fBSUB_GID_MAX\fR,
\fBSUB_GID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.PP
\fBSUB_UID_MIN\fR (number), \fBSUB_UID_MAX\fR (number), \fBSUB_UID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate user IDs) allocate
\fBSUB_UID_COUNT\fR
unused user IDs from the range
\fBSUB_UID_MIN\fR
to
\fBSUB_UID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_UID_MIN\fR,
\fBSUB_UID_MAX\fR,
\fBSUB_UID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.PP
\fBSYS_GID_MAX\fR (number), \fBSYS_GID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of system groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBSYS_GID_MIN\fR
(resp\&.
\fBSYS_GID_MAX\fR) is 101 (resp\&.
\fBGID_MIN\fR\-1)\&.
.RE
.PP
\fBSYS_UID_MAX\fR (number), \fBSYS_UID_MIN\fR (number)
.RS 4
Range of user IDs used for the creation of system users by
\fBuseradd\fR
or
\fBnewusers\fR\&.
.sp
The default value for
\fBSYS_UID_MIN\fR
(resp\&.
\fBSYS_UID_MAX\fR) is 101 (resp\&.
\fBUID_MIN\fR\-1)\&.
.RE
.PP
\fBSYSLOG_SG_ENAB\fR (boolean)
.RS 4
Enable "syslog" logging of
\fBsg\fR
activity\&.
.RE
.PP
\fBSYSLOG_SU_ENAB\fR (boolean)
.RS 4
Enable "syslog" logging of
\fBsu\fR
activity \- in addition to sulog file logging\&.
.RE
.PP
\fBTTYGROUP\fR (string), \fBTTYPERM\fR (number)
.RS 4
The terminal permissions: the login tty will be owned by the
\fBTTYGROUP\fR
group, and the permissions will be set to
\fBTTYPERM\fR\&.
.sp
\fBTTYGROUP\fR
can be either the name of a group or a numeric group identifier\&.
.sp
If TTYGROUP is not defined, then the group ownership of the terminal is set to the user\*(Aqs primary group\&. If TTYPERM is not defined, then the permissions are set to
\fI0600\fR\&.
.sp
If you have a
\fBwrite\fR
program which is "setgid" to a special group which owns the terminals, define TTYGROUP to the group number and TTYPERM to 0620\&. Otherwise leave TTYGROUP commented out and assign TTYPERM to either 622 or 600\&.
.RE
.PP
\fBTTYTYPE_FILE\fR (string)
.RS 4
If defined, file which maps tty line to TERM environment parameter\&. Each line of the file is in a format something like "vt100 tty01"\&.
.RE
.PP
\fBUID_MAX\fR (number), \fBUID_MIN\fR (number)
.RS 4
Range of user IDs used for the creation of regular users by
\fBuseradd\fR
or
\fBnewusers\fR\&.
.sp
The default value for
\fBUID_MIN\fR
(resp\&.
\fBUID_MAX\fR) is 1000 (resp\&. 60000)\&.
.RE
.PP
\fBULIMIT\fR (number)
.RS 4
Default
\fBulimit\fR
value\&.
.RE
.PP
\fBUMASK\fR (number)
.RS 4
The file mode creation mask is initialized to this value\&. If not specified, the mask will be initialized to 022\&.
.sp
\fBuseradd\fR
and
\fBnewusers\fR
use this mask to set the mode of the home directory they create if
\fBHOME_MODE\fR
is not set\&.
.sp
It is also used by
\fBlogin\fR
to define users\*(Aq initial umask\&. Note that this mask can be overridden by the user\*(Aqs GECOS line (if
\fBQUOTAS_ENAB\fR
is set) or by the specification of a limit with the
\fIK\fR
identifier in
\fBlimits\fR(5)\&.
.RE
.PP
\fBUSERDEL_CMD\fR (string)
.RS 4
If defined, this command is run when removing a user\&. It should remove any at/cron/print jobs etc\&. owned by the user to be removed (passed as the first argument)\&.
.sp
The return code of the script is not taken into account\&.
.sp
Here is an example script, which removes the user\*(Aqs cron, at and print jobs:
.sp
.if n \{\
.RS 4
.\}
.nf
#! /bin/sh
# Check for the required argument\&.
if [ $# != 1 ]; then
echo "Usage: $0 username"
exit 1
fi
# Remove cron jobs\&.
crontab \-r \-u $1
# Remove at jobs\&.
# Note that it will remove any jobs owned by the same UID,
# even if it was shared by a different username\&.
AT_SPOOL_DIR=/var/spool/cron/atjobs
find $AT_SPOOL_DIR \-name "[^\&.]*" \-type f \-user $1 \-delete \e;
# Remove print jobs\&.
lprm $1
# All done\&.
exit 0
.fi
.if n \{\
.RE
.\}
.sp
.RE
.PP
\fBUSERGROUPS_ENAB\fR (boolean)
.RS 4
Enable setting of the umask group bits to be the same as owner bits (examples: 022 \-> 002, 077 \-> 007) for non\-root users, if the uid is the same as gid, and username is the same as the primary group name\&.
.sp
If set to
\fIyes\fR,
\fBuserdel\fR
will remove the user\*(Aqs group if it contains no more members, and
\fBuseradd\fR
will create by default a group with the name of the user\&.
.RE
.SH "R\('EF\('ERENCES CROIS\('EES"
.PP
Les r\('ef\('erences crois\('ees ci\-dessous montrent quels sont les param\(`etres utilis\('es par les diff\('erents programmes de la suite shadow password\&.
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: passwd
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "PASSWD" "5" "19/01/2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "PASSWD" "5" "01/02/2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: porttime
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "PORTTIME" "5" "19/01/2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "PORTTIME" "5" "01/02/2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: shadow
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "SHADOW" "5" "19/01/2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "SHADOW" "5" "01/02/2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: suauth
.\" Author: Marek Micha\(/lkiewicz
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "SUAUTH" "5" "19/01/2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "SUAUTH" "5" "01/02/2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: subgid
.\" Author: Eric Biederman
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "SUBGID" "5" "19/01/2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "SUBGID" "5" "01/02/2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: subuid
.\" Author: Eric Biederman
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: File Formats and Configuration Files
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "SUBUID" "5" "19/01/2026" "shadow\-utils 4\&.19\&.2" "File Formats and Configuration"
.TH "SUBUID" "5" "01/02/2026" "shadow\-utils 4\&.19\&.3" "File Formats and Configuration"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+77 -3
View File
@@ -2,12 +2,12 @@
.\" Title: chgpasswd
.\" Author: Thomas K\(/loczko <kloczek@pld.org.pl>
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "CHGPASSWD" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "CHGPASSWD" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -117,6 +117,80 @@ Vous devez vous assurer que les mots de passe et la m\('ethode de chiffrement re
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBENCRYPT_METHOD\fR (string)
.RS 4
This defines the system default encryption algorithm for encrypting passwords (if no algorithm is specified on the command line)\&.
.sp
It can take one of these values:
\fIDES\fR
(default),
\fIMD5\fR, \fISHA256\fR, \fISHA512\fR\&. MD5 and DES should not be used for new hashes, see
crypt(5)
for recommendations\&.
.sp
Note: this parameter overrides the
\fBMD5_CRYPT_ENAB\fR
variable\&.
.RE
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBMD5_CRYPT_ENAB\fR (boolean)
.RS 4
Indicate if passwords must be encrypted using the MD5\-based algorithm\&. If set to
\fIyes\fR, new passwords will be encrypted using the MD5\-based algorithm compatible with the one used by recent releases of FreeBSD\&. It supports passwords of unlimited length and longer salt strings\&. Set to
\fIno\fR
if you need to copy encrypted passwords to other systems which don\*(Aqt understand the new algorithm\&. Default is
\fIno\fR\&.
.sp
This variable is superseded by the
\fBENCRYPT_METHOD\fR
variable or by any command line option used to configure the encryption algorithm\&.
.sp
This variable is deprecated\&. You should use
\fBENCRYPT_METHOD\fR\&.
.RE
.PP
\fBSHA_CRYPT_MIN_ROUNDS\fR (number), \fBSHA_CRYPT_MAX_ROUNDS\fR (number)
.RS 4
When
\fBENCRYPT_METHOD\fR
is set to
\fISHA256\fR
or
\fISHA512\fR, this defines the number of SHA rounds used by the encryption algorithm by default (when the number of rounds is not specified on the command line)\&.
.sp
With a lot of rounds, it is more difficult to brute force the password\&. But note also that more CPU resources will be needed to authenticate users\&.
.sp
If not specified, the libc will choose the default number of rounds (5000), which is orders of magnitude too low for modern hardware\&.
.sp
The values must be inside the 1000\-999,999,999 range\&.
.sp
If only one of the
\fBSHA_CRYPT_MIN_ROUNDS\fR
or
\fBSHA_CRYPT_MAX_ROUNDS\fR
values is set, then this value will be used\&.
.sp
If
\fBSHA_CRYPT_MIN_ROUNDS\fR
>
\fBSHA_CRYPT_MAX_ROUNDS\fR, the highest value will be used\&.
.RE
.SH "FICHIERS"
.PP
/etc/group
+62 -4
View File
@@ -2,12 +2,12 @@
.\" Title: chpasswd
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "CHPASSWD" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "CHPASSWD" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -137,7 +137,65 @@ Pensez \(`a configurer les permissions ou umask afin d\*(Aqemp\(^echer la lectur
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBENCRYPT_METHOD\fR (string)
.RS 4
This defines the system default encryption algorithm for encrypting passwords (if no algorithm is specified on the command line)\&.
.sp
It can take one of these values:
\fIDES\fR
(default),
\fIMD5\fR, \fISHA256\fR, \fISHA512\fR\&. MD5 and DES should not be used for new hashes, see
crypt(5)
for recommendations\&.
.sp
Note: this parameter overrides the
\fBMD5_CRYPT_ENAB\fR
variable\&.
.RE
.PP
\fBMD5_CRYPT_ENAB\fR (boolean)
.RS 4
Indicate if passwords must be encrypted using the MD5\-based algorithm\&. If set to
\fIyes\fR, new passwords will be encrypted using the MD5\-based algorithm compatible with the one used by recent releases of FreeBSD\&. It supports passwords of unlimited length and longer salt strings\&. Set to
\fIno\fR
if you need to copy encrypted passwords to other systems which don\*(Aqt understand the new algorithm\&. Default is
\fIno\fR\&.
.sp
This variable is superseded by the
\fBENCRYPT_METHOD\fR
variable or by any command line option used to configure the encryption algorithm\&.
.sp
This variable is deprecated\&. You should use
\fBENCRYPT_METHOD\fR\&.
.RE
.PP
\fBSHA_CRYPT_MIN_ROUNDS\fR (number), \fBSHA_CRYPT_MAX_ROUNDS\fR (number)
.RS 4
When
\fBENCRYPT_METHOD\fR
is set to
\fISHA256\fR
or
\fISHA512\fR, this defines the number of SHA rounds used by the encryption algorithm by default (when the number of rounds is not specified on the command line)\&.
.sp
With a lot of rounds, it is more difficult to brute force the password\&. But note also that more CPU resources will be needed to authenticate users\&.
.sp
If not specified, the libc will choose the default number of rounds (5000), which is orders of magnitude too low for modern hardware\&.
.sp
The values must be inside the 1000\-999,999,999 range\&.
.sp
If only one of the
\fBSHA_CRYPT_MIN_ROUNDS\fR
or
\fBSHA_CRYPT_MAX_ROUNDS\fR
values is set, then this value will be used\&.
.sp
If
\fBSHA_CRYPT_MIN_ROUNDS\fR
>
\fBSHA_CRYPT_MAX_ROUNDS\fR, the highest value will be used\&.
.RE
.SH "FICHIERS"
.PP
/etc/passwd
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: faillog
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "FAILLOG" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "FAILLOG" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+45 -3
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@@ -2,12 +2,12 @@
.\" Title: groupadd
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "GROUPADD" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "GROUPADD" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -162,6 +162,48 @@ variable in
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBGID_MAX\fR (number), \fBGID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of regular groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBGID_MIN\fR
(resp\&.
\fBGID_MAX\fR) is 1000 (resp\&. 60000)\&.
.RE
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBSYS_GID_MAX\fR (number), \fBSYS_GID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of system groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBSYS_GID_MIN\fR
(resp\&.
\fBSYS_GID_MAX\fR) is 101 (resp\&.
\fBGID_MIN\fR\-1)\&.
.RE
.SH "FICHIERS"
.PP
/etc/group
+18 -3
View File
@@ -2,12 +2,12 @@
.\" Title: groupdel
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "GROUPDEL" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "GROUPDEL" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -81,6 +81,21 @@ Vous devriez v\('erifier vous\-m\(^eme qu\*(Aqaucun fichier poss\('ed\('e par le
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.SH "FICHIERS"
.PP
/etc/group
+18 -3
View File
@@ -2,12 +2,12 @@
.\" Title: groupmems
.\" Author: George Kraft, IV
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "GROUPMEMS" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "GROUPMEMS" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -142,6 +142,21 @@ utility to manage their own group membership list\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.SH "FICHIERS"
.PP
/etc/group
+18 -3
View File
@@ -2,12 +2,12 @@
.\" Title: groupmod
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "GROUPMOD" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "GROUPMOD" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -147,6 +147,21 @@ variable in
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.SH "FICHIERS"
.PP
/etc/group
+18 -3
View File
@@ -2,12 +2,12 @@
.\" Title: grpck
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "GRPCK" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "GRPCK" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -179,6 +179,21 @@ and \fIshadow\fR parameters\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.SH "FICHIERS"
.PP
/etc/group
+12 -3
View File
@@ -2,12 +2,12 @@
.\" Title: lastlog
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "LASTLOG" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "LASTLOG" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -122,6 +122,15 @@ users with a high UID)\&. You can display its real size with "\fBls \-s\fR"\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBLASTLOG_UID_MAX\fR (number)
.RS 4
Highest user ID number for which the lastlog entries should be updated\&. As higher user IDs are usually tracked by remote user identity and authentication services there is no need to create a huge sparse lastlog file for them\&.
.sp
No
\fBLASTLOG_UID_MAX\fR
option present in the configuration means that there is no user ID limit for writing lastlog entries\&.
.RE
.SH "FICHIERS"
.PP
/var/log/lastlog
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: logoutd
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "LOGOUTD" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "LOGOUTD" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+225 -8
View File
@@ -2,12 +2,12 @@
.\" Title: newusers
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "NEWUSERS" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "NEWUSERS" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -186,11 +186,228 @@ Vous devez vous assurer que les mots de passe et la m\('ethode de chiffrement re
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBENCRYPT_METHOD\fR (string)
.RS 4
This defines the system default encryption algorithm for encrypting passwords (if no algorithm is specified on the command line)\&.
.sp
It can take one of these values:
\fIDES\fR
(default),
\fIMD5\fR, \fISHA256\fR, \fISHA512\fR\&. MD5 and DES should not be used for new hashes, see
crypt(5)
for recommendations\&.
.sp
Note: this parameter overrides the
\fBMD5_CRYPT_ENAB\fR
variable\&.
.RE
.PP
\fBGID_MAX\fR (number), \fBGID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of regular groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBGID_MIN\fR
(resp\&.
\fBGID_MAX\fR) is 1000 (resp\&. 60000)\&.
.RE
.PP
\fBHOME_MODE\fR (number)
.RS 4
The mode for new home directories\&. If not specified, the
\fBUMASK\fR
is used to create the mode\&.
.sp
\fBuseradd\fR
and
\fBnewusers\fR
use this to set the mode of the home directory they create\&.
.RE
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBMD5_CRYPT_ENAB\fR (boolean)
.RS 4
Indicate if passwords must be encrypted using the MD5\-based algorithm\&. If set to
\fIyes\fR, new passwords will be encrypted using the MD5\-based algorithm compatible with the one used by recent releases of FreeBSD\&. It supports passwords of unlimited length and longer salt strings\&. Set to
\fIno\fR
if you need to copy encrypted passwords to other systems which don\*(Aqt understand the new algorithm\&. Default is
\fIno\fR\&.
.sp
This variable is superseded by the
\fBENCRYPT_METHOD\fR
variable or by any command line option used to configure the encryption algorithm\&.
.sp
This variable is deprecated\&. You should use
\fBENCRYPT_METHOD\fR\&.
.RE
.PP
\fBPASS_MAX_DAYS\fR (number)
.RS 4
The maximum number of days a password may be used\&. If the password is older than this, a password change will be forced\&. If not specified, \-1 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_MIN_DAYS\fR (number)
.RS 4
The minimum number of days allowed between password changes\&. Any password changes attempted sooner than this will be rejected\&. If not specified, 0 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_WARN_AGE\fR (number)
.RS 4
The number of days warning given before a password expires\&. A zero means warning is given only upon the day of expiration, a value of \-1 means no warning is given\&. If not specified, no warning will be provided\&.
.RE
.PP
\fBSHA_CRYPT_MIN_ROUNDS\fR (number), \fBSHA_CRYPT_MAX_ROUNDS\fR (number)
.RS 4
When
\fBENCRYPT_METHOD\fR
is set to
\fISHA256\fR
or
\fISHA512\fR, this defines the number of SHA rounds used by the encryption algorithm by default (when the number of rounds is not specified on the command line)\&.
.sp
With a lot of rounds, it is more difficult to brute force the password\&. But note also that more CPU resources will be needed to authenticate users\&.
.sp
If not specified, the libc will choose the default number of rounds (5000), which is orders of magnitude too low for modern hardware\&.
.sp
The values must be inside the 1000\-999,999,999 range\&.
.sp
If only one of the
\fBSHA_CRYPT_MIN_ROUNDS\fR
or
\fBSHA_CRYPT_MAX_ROUNDS\fR
values is set, then this value will be used\&.
.sp
If
\fBSHA_CRYPT_MIN_ROUNDS\fR
>
\fBSHA_CRYPT_MAX_ROUNDS\fR, the highest value will be used\&.
.RE
.PP
\fBSUB_GID_MIN\fR (number), \fBSUB_GID_MAX\fR (number), \fBSUB_GID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate group IDs) allocate
\fBSUB_GID_COUNT\fR
unused group IDs from the range
\fBSUB_GID_MIN\fR
to
\fBSUB_GID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_GID_MIN\fR,
\fBSUB_GID_MAX\fR,
\fBSUB_GID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.PP
\fBSUB_UID_MIN\fR (number), \fBSUB_UID_MAX\fR (number), \fBSUB_UID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate user IDs) allocate
\fBSUB_UID_COUNT\fR
unused user IDs from the range
\fBSUB_UID_MIN\fR
to
\fBSUB_UID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_UID_MIN\fR,
\fBSUB_UID_MAX\fR,
\fBSUB_UID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.PP
\fBSYS_GID_MAX\fR (number), \fBSYS_GID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of system groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBSYS_GID_MIN\fR
(resp\&.
\fBSYS_GID_MAX\fR) is 101 (resp\&.
\fBGID_MIN\fR\-1)\&.
.RE
.PP
\fBSYS_UID_MAX\fR (number), \fBSYS_UID_MIN\fR (number)
.RS 4
Range of user IDs used for the creation of system users by
\fBuseradd\fR
or
\fBnewusers\fR\&.
.sp
The default value for
\fBSYS_UID_MIN\fR
(resp\&.
\fBSYS_UID_MAX\fR) is 101 (resp\&.
\fBUID_MIN\fR\-1)\&.
.RE
.PP
\fBUID_MAX\fR (number), \fBUID_MIN\fR (number)
.RS 4
Range of user IDs used for the creation of regular users by
\fBuseradd\fR
or
\fBnewusers\fR\&.
.sp
The default value for
\fBUID_MIN\fR
(resp\&.
\fBUID_MAX\fR) is 1000 (resp\&. 60000)\&.
.RE
.PP
\fBUMASK\fR (number)
.RS 4
The file mode creation mask is initialized to this value\&. If not specified, the mask will be initialized to 022\&.
.sp
\fBuseradd\fR
and
\fBnewusers\fR
use this mask to set the mode of the home directory they create if
\fBHOME_MODE\fR
is not set\&.
.sp
It is also used by
\fBlogin\fR
to define users\*(Aq initial umask\&. Note that this mask can be overridden by the user\*(Aqs GECOS line (if
\fBQUOTAS_ENAB\fR
is set) or by the specification of a limit with the
\fIK\fR
identifier in
\fBlimits\fR(5)\&.
.RE
.SH "FICHIERS"
.PP
/etc/passwd
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: nologin
.\" Author: Nicolas Fran\(,cois <nicolas.francois@centraliens.net>
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "NOLOGIN" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "NOLOGIN" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+23 -3
View File
@@ -2,12 +2,12 @@
.\" Title: pwck
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "PWCK" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "PWCK" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -249,6 +249,26 @@ parameters\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBNONEXISTENT\fR (string)
.RS 4
If a system account intentionally does not have a home directory that exists, this string can be provided in the /etc/passwd entry for the account to indicate this\&. The result is that pwck will not emit a spurious warning for this account\&.
.RE
.PP
\fBPASS_MAX_DAYS\fR (number)
.RS 4
The maximum number of days a password may be used\&. If the password is older than this, a password change will be forced\&. If not specified, \-1 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_MIN_DAYS\fR (number)
.RS 4
The minimum number of days allowed between password changes\&. Any password changes attempted sooner than this will be rejected\&. If not specified, 0 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_WARN_AGE\fR (number)
.RS 4
The number of days warning given before a password expires\&. A zero means warning is given only upon the day of expiration, a value of \-1 means no warning is given\&. If not specified, no warning will be provided\&.
.RE
.SH "FICHIERS"
.PP
/etc/group
+33 -3
View File
@@ -2,12 +2,12 @@
.\" Title: pwconv
.\" Author: Marek Micha\(/lkiewicz
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "PWCONV" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "PWCONV" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -146,10 +146,40 @@ changes the behavior of
and
\fBgrpunconv\fR:
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
The following configuration variables in
/etc/login\&.defs
change the behavior of
\fBpwconv\fR:
.PP
\fBPASS_MAX_DAYS\fR (number)
.RS 4
The maximum number of days a password may be used\&. If the password is older than this, a password change will be forced\&. If not specified, \-1 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_MIN_DAYS\fR (number)
.RS 4
The minimum number of days allowed between password changes\&. Any password changes attempted sooner than this will be rejected\&. If not specified, 0 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_WARN_AGE\fR (number)
.RS 4
The number of days warning given before a password expires\&. A zero means warning is given only upon the day of expiration, a value of \-1 means no warning is given\&. If not specified, no warning will be provided\&.
.RE
.SH "FICHIERS"
.PP
/etc/login\&.defs
+22 -3
View File
@@ -2,12 +2,12 @@
.\" Title: sulogin
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "SULOGIN" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "SULOGIN" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -79,6 +79,25 @@ As complete an environment as possible is created\&. However, various devices ma
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBENV_HZ\fR (string)
.RS 4
If set, it will be used to define the HZ environment variable when a user login\&. The value must be preceded by
\fIHZ=\fR\&. A common value on Linux is
\fIHZ=100\fR\&.
.RE
.PP
\fBENV_TZ\fR (string)
.RS 4
If set, it will be used to define the TZ environment variable when a user login\&. The value can be the name of a timezone preceded by
\fITZ=\fR
(for example
\fITZ=CST6CDT\fR), or the full path to the file containing the timezone specification (for example
/etc/tzname)\&.
.sp
If a full path is specified but the file does not exist or cannot be read, the default is to use
\fITZ=CST6CDT\fR\&.
.RE
.SH "FICHIERS"
.PP
/etc/passwd
+223 -3
View File
@@ -2,12 +2,12 @@
.\" Title: useradd
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "USERADD" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "USERADD" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -503,6 +503,226 @@ Les noms d\*(Aqutilisateur sont limit\('es \(`a 256 caract\(`eres\&.
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBCREATE_HOME\fR (boolean)
.RS 4
Indicate if a home directory should be created by default for new users\&.
.sp
This setting does not apply to system users, and can be overridden on the command line\&.
.RE
.PP
\fBGID_MAX\fR (number), \fBGID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of regular groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBGID_MIN\fR
(resp\&.
\fBGID_MAX\fR) is 1000 (resp\&. 60000)\&.
.RE
.PP
\fBHOME_MODE\fR (number)
.RS 4
The mode for new home directories\&. If not specified, the
\fBUMASK\fR
is used to create the mode\&.
.sp
\fBuseradd\fR
and
\fBnewusers\fR
use this to set the mode of the home directory they create\&.
.RE
.PP
\fBLASTLOG_UID_MAX\fR (number)
.RS 4
Highest user ID number for which the lastlog entries should be updated\&. As higher user IDs are usually tracked by remote user identity and authentication services there is no need to create a huge sparse lastlog file for them\&.
.sp
No
\fBLASTLOG_UID_MAX\fR
option present in the configuration means that there is no user ID limit for writing lastlog entries\&.
.RE
.PP
\fBMAIL_DIR\fR (string)
.RS 4
The mail spool directory\&. This is needed to manipulate the mailbox when its corresponding user account is modified or deleted\&. If not specified, a compile\-time default is used\&. The parameter CREATE_MAIL_SPOOL in
/etc/default/useradd
determines whether the mail spool should be created\&.
.RE
.PP
\fBMAIL_FILE\fR (string)
.RS 4
Defines the location of the users mail spool files relatively to their home directory\&.
.RE
.PP
The
\fBMAIL_DIR\fR
and
\fBMAIL_FILE\fR
variables are used by
\fBuseradd\fR,
\fBusermod\fR, and
\fBuserdel\fR
to create, move, or delete the user\*(Aqs mail spool\&.
.PP
If
\fBMAIL_CHECK_ENAB\fR
is set to
\fIyes\fR, they are also used to define the
\fBMAIL\fR
environment variable\&.
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBPASS_MAX_DAYS\fR (number)
.RS 4
The maximum number of days a password may be used\&. If the password is older than this, a password change will be forced\&. If not specified, \-1 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_MIN_DAYS\fR (number)
.RS 4
The minimum number of days allowed between password changes\&. Any password changes attempted sooner than this will be rejected\&. If not specified, 0 will be assumed (which disables the restriction)\&.
.RE
.PP
\fBPASS_WARN_AGE\fR (number)
.RS 4
The number of days warning given before a password expires\&. A zero means warning is given only upon the day of expiration, a value of \-1 means no warning is given\&. If not specified, no warning will be provided\&.
.RE
.PP
\fBSUB_GID_MIN\fR (number), \fBSUB_GID_MAX\fR (number), \fBSUB_GID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate group IDs) allocate
\fBSUB_GID_COUNT\fR
unused group IDs from the range
\fBSUB_GID_MIN\fR
to
\fBSUB_GID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_GID_MIN\fR,
\fBSUB_GID_MAX\fR,
\fBSUB_GID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.PP
\fBSUB_UID_MIN\fR (number), \fBSUB_UID_MAX\fR (number), \fBSUB_UID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate user IDs) allocate
\fBSUB_UID_COUNT\fR
unused user IDs from the range
\fBSUB_UID_MIN\fR
to
\fBSUB_UID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_UID_MIN\fR,
\fBSUB_UID_MAX\fR,
\fBSUB_UID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.PP
\fBSYS_GID_MAX\fR (number), \fBSYS_GID_MIN\fR (number)
.RS 4
Range of group IDs used for the creation of system groups by
\fBuseradd\fR,
\fBgroupadd\fR, or
\fBnewusers\fR\&.
.sp
The default value for
\fBSYS_GID_MIN\fR
(resp\&.
\fBSYS_GID_MAX\fR) is 101 (resp\&.
\fBGID_MIN\fR\-1)\&.
.RE
.PP
\fBSYS_UID_MAX\fR (number), \fBSYS_UID_MIN\fR (number)
.RS 4
Range of user IDs used for the creation of system users by
\fBuseradd\fR
or
\fBnewusers\fR\&.
.sp
The default value for
\fBSYS_UID_MIN\fR
(resp\&.
\fBSYS_UID_MAX\fR) is 101 (resp\&.
\fBUID_MIN\fR\-1)\&.
.RE
.PP
\fBUID_MAX\fR (number), \fBUID_MIN\fR (number)
.RS 4
Range of user IDs used for the creation of regular users by
\fBuseradd\fR
or
\fBnewusers\fR\&.
.sp
The default value for
\fBUID_MIN\fR
(resp\&.
\fBUID_MAX\fR) is 1000 (resp\&. 60000)\&.
.RE
.PP
\fBUMASK\fR (number)
.RS 4
The file mode creation mask is initialized to this value\&. If not specified, the mask will be initialized to 022\&.
.sp
\fBuseradd\fR
and
\fBnewusers\fR
use this mask to set the mode of the home directory they create if
\fBHOME_MODE\fR
is not set\&.
.sp
It is also used by
\fBlogin\fR
to define users\*(Aq initial umask\&. Note that this mask can be overridden by the user\*(Aqs GECOS line (if
\fBQUOTAS_ENAB\fR
is set) or by the specification of a limit with the
\fIK\fR
identifier in
\fBlimits\fR(5)\&.
.RE
.PP
\fBUSERGROUPS_ENAB\fR (boolean)
.RS 4
Enable setting of the umask group bits to be the same as owner bits (examples: 022 \-> 002, 077 \-> 007) for non\-root users, if the uid is the same as gid, and username is the same as the primary group name\&.
.sp
If set to
\fIyes\fR,
\fBuserdel\fR
will remove the user\*(Aqs group if it contains no more members, and
\fBuseradd\fR
will create by default a group with the name of the user\&.
.RE
.SH "FICHIERS"
.PP
/etc/passwd
+101 -3
View File
@@ -2,12 +2,12 @@
.\" Title: userdel
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "USERDEL" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "USERDEL" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -95,6 +95,104 @@ directory\&. This option does not chroot and is intended for preparing a cross\-
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBMAIL_DIR\fR (string)
.RS 4
The mail spool directory\&. This is needed to manipulate the mailbox when its corresponding user account is modified or deleted\&. If not specified, a compile\-time default is used\&. The parameter CREATE_MAIL_SPOOL in
/etc/default/useradd
determines whether the mail spool should be created\&.
.RE
.PP
\fBMAIL_FILE\fR (string)
.RS 4
Defines the location of the users mail spool files relatively to their home directory\&.
.RE
.PP
The
\fBMAIL_DIR\fR
and
\fBMAIL_FILE\fR
variables are used by
\fBuseradd\fR,
\fBusermod\fR, and
\fBuserdel\fR
to create, move, or delete the user\*(Aqs mail spool\&.
.PP
If
\fBMAIL_CHECK_ENAB\fR
is set to
\fIyes\fR, they are also used to define the
\fBMAIL\fR
environment variable\&.
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBUSERDEL_CMD\fR (string)
.RS 4
If defined, this command is run when removing a user\&. It should remove any at/cron/print jobs etc\&. owned by the user to be removed (passed as the first argument)\&.
.sp
The return code of the script is not taken into account\&.
.sp
Here is an example script, which removes the user\*(Aqs cron, at and print jobs:
.sp
.if n \{\
.RS 4
.\}
.nf
#! /bin/sh
# Check for the required argument\&.
if [ $# != 1 ]; then
echo "Usage: $0 username"
exit 1
fi
# Remove cron jobs\&.
crontab \-r \-u $1
# Remove at jobs\&.
# Note that it will remove any jobs owned by the same UID,
# even if it was shared by a different username\&.
AT_SPOOL_DIR=/var/spool/cron/atjobs
find $AT_SPOOL_DIR \-name "[^\&.]*" \-type f \-user $1 \-delete \e;
# Remove print jobs\&.
lprm $1
# All done\&.
exit 0
.fi
.if n \{\
.RE
.\}
.sp
.RE
.PP
\fBUSERGROUPS_ENAB\fR (boolean)
.RS 4
Enable setting of the umask group bits to be the same as owner bits (examples: 022 \-> 002, 077 \-> 007) for non\-root users, if the uid is the same as gid, and username is the same as the primary group name\&.
.sp
If set to
\fIyes\fR,
\fBuserdel\fR
will remove the user\*(Aqs group if it contains no more members, and
\fBuseradd\fR
will create by default a group with the name of the user\&.
.RE
.SH "FICHIERS"
.PP
/etc/group
+102 -3
View File
@@ -2,12 +2,12 @@
.\" Title: usermod
.\" Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "USERMOD" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "USERMOD" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
@@ -340,6 +340,105 @@ Les modifications qui concernent NIS doivent \(^etre effectu\('ees sur le serveu
The following configuration variables in
/etc/login\&.defs
change the behavior of this tool:
.PP
\fBLASTLOG_UID_MAX\fR (number)
.RS 4
Highest user ID number for which the lastlog entries should be updated\&. As higher user IDs are usually tracked by remote user identity and authentication services there is no need to create a huge sparse lastlog file for them\&.
.sp
No
\fBLASTLOG_UID_MAX\fR
option present in the configuration means that there is no user ID limit for writing lastlog entries\&.
.RE
.PP
\fBMAIL_DIR\fR (string)
.RS 4
The mail spool directory\&. This is needed to manipulate the mailbox when its corresponding user account is modified or deleted\&. If not specified, a compile\-time default is used\&. The parameter CREATE_MAIL_SPOOL in
/etc/default/useradd
determines whether the mail spool should be created\&.
.RE
.PP
\fBMAIL_FILE\fR (string)
.RS 4
Defines the location of the users mail spool files relatively to their home directory\&.
.RE
.PP
The
\fBMAIL_DIR\fR
and
\fBMAIL_FILE\fR
variables are used by
\fBuseradd\fR,
\fBusermod\fR, and
\fBuserdel\fR
to create, move, or delete the user\*(Aqs mail spool\&.
.PP
If
\fBMAIL_CHECK_ENAB\fR
is set to
\fIyes\fR, they are also used to define the
\fBMAIL\fR
environment variable\&.
.PP
\fBMAX_MEMBERS_PER_GROUP\fR (number)
.RS 4
Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in
/etc/group
(with the same name, same password, and same GID)\&.
.sp
The default value is 0, meaning that there are no limits in the number of members in a group\&.
.sp
This feature (split group) permits to limit the length of lines in the group file\&. This is useful to make sure that lines for NIS groups are not larger than 1024 characters\&.
.sp
If you need to enforce such limit, you can use 25\&.
.sp
Note: split groups may not be supported by all tools (even in the Shadow toolsuite)\&. You should not use this variable unless you really need it\&.
.RE
.PP
\fBSUB_GID_MIN\fR (number), \fBSUB_GID_MAX\fR (number), \fBSUB_GID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate group IDs) allocate
\fBSUB_GID_COUNT\fR
unused group IDs from the range
\fBSUB_GID_MIN\fR
to
\fBSUB_GID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_GID_MIN\fR,
\fBSUB_GID_MAX\fR,
\fBSUB_GID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.PP
\fBSUB_UID_MIN\fR (number), \fBSUB_UID_MAX\fR (number), \fBSUB_UID_COUNT\fR (number)
.RS 4
If
/etc/subuid
exists, the commands
\fBuseradd\fR
and
\fBnewusers\fR
(unless the user already have subordinate user IDs) allocate
\fBSUB_UID_COUNT\fR
unused user IDs from the range
\fBSUB_UID_MIN\fR
to
\fBSUB_UID_MAX\fR
for each new user\&.
.sp
The default values for
\fBSUB_UID_MIN\fR,
\fBSUB_UID_MAX\fR,
\fBSUB_UID_COUNT\fR
are respectively 100000, 600100000 and 65536\&.
.RE
.SH "FICHIERS"
.PP
/etc/group
+3 -3
View File
@@ -2,12 +2,12 @@
.\" Title: vipw
.\" Author: Marek Micha\(/lkiewicz
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 19/01/2026
.\" Date: 01/02/2026
.\" Manual: System Management Commands
.\" Source: shadow-utils 4.19.2
.\" Source: shadow-utils 4.19.3
.\" Language: French
.\"
.TH "VIPW" "8" "19/01/2026" "shadow\-utils 4\&.19\&.2" "System Management Commands"
.TH "VIPW" "8" "01/02/2026" "shadow\-utils 4\&.19\&.3" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
+20 -8
View File
@@ -1,7 +1,7 @@
# Makefile.in generated by automake 1.16.5 from Makefile.am.
# Makefile.in generated by automake 1.18.1 from Makefile.am.
# @configure_input@
# Copyright (C) 1994-2021 Free Software Foundation, Inc.
# Copyright (C) 1994-2025 Free Software Foundation, Inc.
# This Makefile.in is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@@ -69,6 +69,8 @@ am__make_running_with_option = \
test $$has_opt = yes
am__make_dryrun = (target_option=n; $(am__make_running_with_option))
am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
am__rm_f = rm -f $(am__rm_f_notfound)
am__rm_rf = rm -rf $(am__rm_f_notfound)
pkgdatadir = $(datadir)/@PACKAGE@
pkgincludedir = $(includedir)/@PACKAGE@
pkglibdir = $(libdir)/@PACKAGE@
@@ -147,10 +149,9 @@ am__base_list = \
sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g'
am__uninstall_files_from_dir = { \
test -z "$$files" \
|| { test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
$(am__cd) "$$dir" && rm -f $$files; }; \
{ test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
$(am__cd) "$$dir" && echo $$files | $(am__xargs_n) 40 $(am__rm_f); }; \
}
man1dir = $(mandir)/man1
am__installdirs = "$(DESTDIR)$(man1dir)" "$(DESTDIR)$(man5dir)" \
@@ -194,6 +195,7 @@ EGREP = @EGREP@
ETAGS = @ETAGS@
EXEEXT = @EXEEXT@
FGREP = @FGREP@
FILECMD = @FILECMD@
GETTEXT_MACRO_VERSION = @GETTEXT_MACRO_VERSION@
GMSGFMT = @GMSGFMT@
GMSGFMT_015 = @GMSGFMT_015@
@@ -293,8 +295,10 @@ ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
am__include = @am__include@
am__leading_dot = @am__leading_dot@
am__quote = @am__quote@
am__rm_f_notfound = @am__rm_f_notfound@
am__tar = @am__tar@
am__untar = @am__untar@
am__xargs_n = @am__xargs_n@
bindir = @bindir@
build = @build@
build_alias = @build_alias@
@@ -514,6 +518,7 @@ ctags CTAGS:
cscope cscopelist:
distdir: $(BUILT_SOURCES)
$(MAKE) $(AM_MAKEFLAGS) distdir-am
@@ -578,8 +583,8 @@ mostlyclean-generic:
clean-generic:
distclean-generic:
-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
-$(am__rm_f) $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || $(am__rm_f) $(CONFIG_CLEAN_VPATH_FILES)
maintainer-clean-generic:
@echo "This command is intended for maintainers to use"
@@ -674,3 +679,10 @@ uninstall-man: uninstall-man1 uninstall-man5 uninstall-man8
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
.NOEXPORT:
# Tell GNU make to disable its built-in pattern rules.
%:: %,v
%:: RCS/%,v
%:: RCS/%
%:: s.%
%:: SCCS/s.%
+20 -8
View File
@@ -1,7 +1,7 @@
# Makefile.in generated by automake 1.16.5 from Makefile.am.
# Makefile.in generated by automake 1.18.1 from Makefile.am.
# @configure_input@
# Copyright (C) 1994-2021 Free Software Foundation, Inc.
# Copyright (C) 1994-2025 Free Software Foundation, Inc.
# This Makefile.in is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
@@ -69,6 +69,8 @@ am__make_running_with_option = \
test $$has_opt = yes
am__make_dryrun = (target_option=n; $(am__make_running_with_option))
am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
am__rm_f = rm -f $(am__rm_f_notfound)
am__rm_rf = rm -rf $(am__rm_f_notfound)
pkgdatadir = $(datadir)/@PACKAGE@
pkgincludedir = $(includedir)/@PACKAGE@
pkglibdir = $(libdir)/@PACKAGE@
@@ -146,10 +148,9 @@ am__base_list = \
sed '$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;$$!N;s/\n/ /g' | \
sed '$$!N;$$!N;$$!N;$$!N;s/\n/ /g'
am__uninstall_files_from_dir = { \
test -z "$$files" \
|| { test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
$(am__cd) "$$dir" && rm -f $$files; }; \
{ test ! -d "$$dir" && test ! -f "$$dir" && test ! -r "$$dir"; } \
|| { echo " ( cd '$$dir' && rm -f" $$files ")"; \
$(am__cd) "$$dir" && echo $$files | $(am__xargs_n) 40 $(am__rm_f); }; \
}
man1dir = $(mandir)/man1
am__installdirs = "$(DESTDIR)$(man1dir)" "$(DESTDIR)$(man8dir)"
@@ -191,6 +192,7 @@ EGREP = @EGREP@
ETAGS = @ETAGS@
EXEEXT = @EXEEXT@
FGREP = @FGREP@
FILECMD = @FILECMD@
GETTEXT_MACRO_VERSION = @GETTEXT_MACRO_VERSION@
GMSGFMT = @GMSGFMT@
GMSGFMT_015 = @GMSGFMT_015@
@@ -290,8 +292,10 @@ ac_ct_DUMPBIN = @ac_ct_DUMPBIN@
am__include = @am__include@
am__leading_dot = @am__leading_dot@
am__quote = @am__quote@
am__rm_f_notfound = @am__rm_f_notfound@
am__tar = @am__tar@
am__untar = @am__untar@
am__xargs_n = @am__xargs_n@
bindir = @bindir@
build = @build@
build_alias = @build_alias@
@@ -470,6 +474,7 @@ ctags CTAGS:
cscope cscopelist:
distdir: $(BUILT_SOURCES)
$(MAKE) $(AM_MAKEFLAGS) distdir-am
@@ -534,8 +539,8 @@ mostlyclean-generic:
clean-generic:
distclean-generic:
-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
-$(am__rm_f) $(CONFIG_CLEAN_FILES)
-test . = "$(srcdir)" || $(am__rm_f) $(CONFIG_CLEAN_VPATH_FILES)
maintainer-clean-generic:
@echo "This command is intended for maintainers to use"
@@ -629,3 +634,10 @@ uninstall-man: uninstall-man1 uninstall-man8
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
.NOEXPORT:
# Tell GNU make to disable its built-in pattern rules.
%:: %,v
%:: RCS/%,v
%:: RCS/%
%:: s.%
%:: SCCS/s.%

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