New upstream version 4.15.1
This commit is contained in:
+142
-153
@@ -17,7 +17,9 @@
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#include <fcntl.h>
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#include <getopt.h>
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#include <grp.h>
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#ifdef ENABLE_LASTLOG
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#include <lastlog.h>
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#endif /* ENABLE_LASTLOG */
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#include <pwd.h>
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#ifdef ACCT_TOOLS_SETUID
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#ifdef USE_PAM
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@@ -25,14 +27,18 @@
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#endif /* USE_PAM */
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#endif /* ACCT_TOOLS_SETUID */
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#include <stdio.h>
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#include <strings.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <time.h>
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#include "alloc.h"
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#include "chkname.h"
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#include "defines.h"
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#include "faillog.h"
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#include "getdef.h"
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#include "groupio.h"
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#include "memzero.h"
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#include "nscd.h"
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#include "sssd.h"
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#include "prototypes.h"
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@@ -52,6 +58,9 @@
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#include "tcbfuncs.h"
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#endif
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#include "shadowlog.h"
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#include "string/sprintf.h"
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#include "time/day_to_str.h"
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/*
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* exit status values
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@@ -82,7 +91,7 @@
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/*
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* Global variables
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*/
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const char *Prog;
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static const char Prog[] = "usermod";
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static char *user_name;
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static char *user_newname;
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@@ -98,6 +107,7 @@ static char *user_newhome;
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static char *user_shell;
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#ifdef WITH_SELINUX
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static const char *user_selinux = "";
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static const char *user_selinux_range = NULL;
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#endif /* WITH_SELINUX */
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static char *user_newshell;
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static long user_expire;
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@@ -163,10 +173,10 @@ static bool sub_gid_locked = false;
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/* local function prototypes */
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static int get_groups (char *);
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static /*@noreturn@*/void usage (int status);
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NORETURN static void usage (int status);
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static void new_pwent (struct passwd *);
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static void new_spent (struct spwd *);
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static /*@noreturn@*/void fail_exit (int);
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NORETURN static void fail_exit (int);
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static void update_group (void);
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#ifdef SHADOWGRP
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@@ -179,7 +189,9 @@ static void close_files (void);
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static void open_files (void);
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static void usr_update (void);
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static void move_home (void);
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#ifdef ENABLE_LASTLOG
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static void update_lastlog (void);
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#endif /* ENABLE_LASTLOG */
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static void update_faillog (void);
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#ifndef NO_MOVE_MAILBOX
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@@ -198,14 +210,14 @@ extern int allow_bad_names;
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static int get_groups (char *list)
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{
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char *cp;
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const struct group *grp;
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struct group *grp;
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int errors = 0;
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int ngroups = 0;
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/*
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* Initialize the list to be empty
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*/
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user_groups[0] = (char *) 0;
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user_groups[0] = NULL;
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if ('\0' == *list) {
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return 0;
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@@ -251,25 +263,11 @@ static int get_groups (char *list)
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continue;
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}
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#ifdef USE_NIS
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/*
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* Don't add this group if they are an NIS group. Tell the
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* user to go to the server for this group.
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*/
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if (__isgrNIS ()) {
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fprintf (stderr,
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_("%s: group '%s' is a NIS group.\n"),
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Prog, grp->gr_name);
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gr_free ((struct group *)grp);
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continue;
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}
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#endif
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if (ngroups == sys_ngroups) {
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fprintf (stderr,
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_("%s: too many groups specified (max %d).\n"),
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Prog, ngroups);
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gr_free ((struct group *)grp);
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gr_free (grp);
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break;
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}
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@@ -277,10 +275,10 @@ static int get_groups (char *list)
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* Add the group name to the user's list of groups.
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*/
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user_groups[ngroups++] = xstrdup (grp->gr_name);
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gr_free ((struct group *)grp);
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gr_free (grp);
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} while (NULL != list);
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user_groups[ngroups] = (char *) 0;
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user_groups[ngroups] = NULL;
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/*
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* Any errors in finding group names are fatal
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@@ -307,21 +305,28 @@ static struct ulong_range getulong_range(const char *str)
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errno = 0;
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first = strtoll(str, &pos, 10);
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if (('\0' == *str) || ('-' != *pos ) || (ERANGE == errno) ||
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(first != (unsigned long int)first))
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if (('\0' == *str) || ('-' != *pos ) || (0 != errno) ||
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(first != (unsigned long)first))
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goto out;
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errno = 0;
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last = strtoll(pos + 1, &pos, 10);
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if (('\0' != *pos ) || (ERANGE == errno) ||
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(last != (unsigned long int)last))
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if (('\0' != *pos ) || (0 != errno) ||
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(last != (unsigned long)last))
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goto out;
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if (first > last)
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goto out;
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result.first = (unsigned long int)first;
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result.last = (unsigned long int)last;
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/*
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* uid_t in linux is an unsigned int, anything over this is an invalid
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* range will be later refused anyway by get_map_ranges().
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*/
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if (first > UINT_MAX || last > UINT_MAX)
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goto out;
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result.first = (unsigned long)first;
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result.last = (unsigned long)last;
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out:
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return result;
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}
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@@ -342,7 +347,7 @@ static int prepend_range(const char *str, struct ulong_range_list_entry **head)
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if (range.first > range.last)
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return 0;
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entry = malloc(sizeof(*entry));
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entry = MALLOC(1, struct ulong_range_list_entry);
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if (!entry) {
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fprintf (stderr,
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_("%s: failed to allocate memory: %s\n"),
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@@ -359,7 +364,9 @@ static int prepend_range(const char *str, struct ulong_range_list_entry **head)
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/*
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* usage - display usage message and exit
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*/
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static /*@noreturn@*/void usage (int status)
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NORETURN
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static void
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usage (int status)
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{
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FILE *usageout = (E_SUCCESS != status) ? stderr : stdout;
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(void) fprintf (usageout,
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@@ -401,6 +408,7 @@ static /*@noreturn@*/void usage (int status)
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#endif /* ENABLE_SUBIDS */
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#ifdef WITH_SELINUX
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(void) fputs (_(" -Z, --selinux-user SEUSER new SELinux user mapping for the user account\n"), usageout);
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(void) fputs (_(" --selinux-range SERANGE new SELinux MLS range for the user account\n"), usageout);
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#endif /* WITH_SELINUX */
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(void) fputs ("\n", usageout);
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exit (status);
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@@ -413,20 +421,17 @@ static /*@noreturn@*/void usage (int status)
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static char *new_pw_passwd (char *pw_pass)
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{
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if (Lflg && ('!' != pw_pass[0])) {
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char *buf = xmalloc (strlen (pw_pass) + 2);
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char *buf = XMALLOC(strlen(pw_pass) + 2, char);
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#ifdef WITH_AUDIT
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audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
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"updating passwd",
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user_newname, (unsigned int) user_newid, 0);
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"updating passwd", user_newname, user_newid, 0);
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#endif
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SYSLOG ((LOG_INFO, "lock user '%s' password", user_newname));
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strcpy (buf, "!");
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strcat (buf, pw_pass);
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pw_pass = buf;
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} else if (Uflg && pw_pass[0] == '!') {
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char *s;
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if (pw_pass[1] == '\0') {
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fprintf (stderr,
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_("%s: unlocking the user's password would result in a passwordless account.\n"
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@@ -437,20 +442,14 @@ static char *new_pw_passwd (char *pw_pass)
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#ifdef WITH_AUDIT
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audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
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"updating password",
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user_newname, (unsigned int) user_newid, 0);
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"updating password", user_newname, user_newid, 0);
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#endif
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SYSLOG ((LOG_INFO, "unlock user '%s' password", user_newname));
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s = pw_pass;
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while ('\0' != *s) {
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*s = *(s + 1);
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s++;
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}
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memmove(pw_pass, pw_pass + 1, strlen(pw_pass));
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} else if (pflg) {
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#ifdef WITH_AUDIT
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audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
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"changing password",
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user_newname, (unsigned int) user_newid, 1);
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"changing password", user_newname, user_newid, 1);
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#endif
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SYSLOG ((LOG_INFO, "change user '%s' password", user_newname));
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pw_pass = xstrdup (user_pass);
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@@ -479,8 +478,7 @@ static void new_pwent (struct passwd *pwent)
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}
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#ifdef WITH_AUDIT
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audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
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"changing name",
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user_newname, (unsigned int) user_newid, 1);
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"changing name", user_newname, user_newid, 1);
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#endif
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SYSLOG ((LOG_INFO,
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"change user name '%s' to '%s'",
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@@ -500,8 +498,7 @@ static void new_pwent (struct passwd *pwent)
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if (uflg) {
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#ifdef WITH_AUDIT
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audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
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"changing uid",
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user_newname, (unsigned int) user_newid, 1);
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"changing uid", user_newname, user_newid, 1);
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#endif
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SYSLOG ((LOG_INFO,
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"change user '%s' UID from '%d' to '%d'",
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@@ -512,7 +509,7 @@ static void new_pwent (struct passwd *pwent)
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#ifdef WITH_AUDIT
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audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
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"changing primary group",
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user_newname, (unsigned int) user_newid, 1);
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user_newname, user_newid, 1);
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#endif
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SYSLOG ((LOG_INFO,
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"change user '%s' GID from '%d' to '%d'",
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@@ -522,8 +519,7 @@ static void new_pwent (struct passwd *pwent)
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if (cflg) {
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#ifdef WITH_AUDIT
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audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
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"changing comment",
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user_newname, (unsigned int) user_newid, 1);
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"changing comment", user_newname, user_newid, 1);
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#endif
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pwent->pw_gecos = user_newcomment;
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}
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@@ -532,7 +528,7 @@ static void new_pwent (struct passwd *pwent)
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#ifdef WITH_AUDIT
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audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
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"changing home directory",
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user_newname, (unsigned int) user_newid, 1);
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user_newname, user_newid, 1);
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#endif
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SYSLOG ((LOG_INFO,
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"change user '%s' home from '%s' to '%s'",
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@@ -549,7 +545,7 @@ static void new_pwent (struct passwd *pwent)
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#ifdef WITH_AUDIT
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audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
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"changing user shell",
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user_newname, (unsigned int) user_newid, 1);
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user_newname, user_newid, 1);
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#endif
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SYSLOG ((LOG_INFO,
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"change user '%s' shell from '%s' to '%s'",
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@@ -580,7 +576,7 @@ static void new_spent (struct spwd *spent)
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#ifdef WITH_AUDIT
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audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
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"changing inactive days",
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user_newname, (unsigned int) user_newid, 1);
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user_newname, user_newid, 1);
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#endif
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SYSLOG ((LOG_INFO,
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"change user '%s' inactive from '%ld' to '%ld'",
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@@ -590,12 +586,13 @@ static void new_spent (struct spwd *spent)
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if (eflg) {
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/* log dates rather than numbers of days. */
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char new_exp[16], old_exp[16];
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date_to_str (sizeof(new_exp), new_exp, user_newexpire * DAY);
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date_to_str (sizeof(old_exp), old_exp, user_expire * DAY);
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DAY_TO_STR(new_exp, user_newexpire);
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DAY_TO_STR(old_exp, user_expire);
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#ifdef WITH_AUDIT
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audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
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"changing expiration date",
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user_newname, (unsigned int) user_newid, 1);
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user_newname, user_newid, 1);
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#endif
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SYSLOG ((LOG_INFO,
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"change user '%s' expiration from '%s' to '%s'",
|
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@@ -615,7 +612,7 @@ static void new_spent (struct spwd *spent)
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spent->sp_pwdp = new_pw_passwd (spent->sp_pwdp);
|
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|
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if (pflg) {
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spent->sp_lstchg = (long) gettime () / SCALE;
|
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spent->sp_lstchg = gettime () / DAY;
|
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if (0 == spent->sp_lstchg) {
|
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/* Better disable aging than requiring a password
|
||||
* change. */
|
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@@ -627,7 +624,9 @@ static void new_spent (struct spwd *spent)
|
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/*
|
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* fail_exit - exit with an error code after unlocking files
|
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*/
|
||||
static /*@noreturn@*/void fail_exit (int code)
|
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NORETURN
|
||||
static void
|
||||
fail_exit (int code)
|
||||
{
|
||||
if (gr_locked) {
|
||||
if (gr_unlock () == 0) {
|
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@@ -967,7 +966,6 @@ static void grp_update (void)
|
||||
*/
|
||||
static void process_flags (int argc, char **argv)
|
||||
{
|
||||
const struct group *grp;
|
||||
struct stat st;
|
||||
bool anyflag = false;
|
||||
|
||||
@@ -978,6 +976,7 @@ static void process_flags (int argc, char **argv)
|
||||
int c;
|
||||
static struct option long_options[] = {
|
||||
{"append", no_argument, NULL, 'a'},
|
||||
{"badname", no_argument, NULL, 'b'},
|
||||
{"badnames", no_argument, NULL, 'b'},
|
||||
{"comment", required_argument, NULL, 'c'},
|
||||
{"home", required_argument, NULL, 'd'},
|
||||
@@ -1000,11 +999,12 @@ static void process_flags (int argc, char **argv)
|
||||
#ifdef ENABLE_SUBIDS
|
||||
{"add-subuids", required_argument, NULL, 'v'},
|
||||
{"del-subuids", required_argument, NULL, 'V'},
|
||||
{"add-subgids", required_argument, NULL, 'w'},
|
||||
{"del-subgids", required_argument, NULL, 'W'},
|
||||
{"add-subgids", required_argument, NULL, 'w'},
|
||||
{"del-subgids", required_argument, NULL, 'W'},
|
||||
#endif /* ENABLE_SUBIDS */
|
||||
#ifdef WITH_SELINUX
|
||||
{"selinux-user", required_argument, NULL, 'Z'},
|
||||
{"selinux-user", required_argument, NULL, 'Z'},
|
||||
{"selinux-range", required_argument, NULL, 202},
|
||||
#endif /* WITH_SELINUX */
|
||||
{NULL, 0, NULL, '\0'}
|
||||
};
|
||||
@@ -1058,11 +1058,10 @@ static void process_flags (int argc, char **argv)
|
||||
Prog, optarg);
|
||||
exit (E_BAD_ARG);
|
||||
}
|
||||
user_newexpire *= DAY / SCALE;
|
||||
eflg = true;
|
||||
break;
|
||||
case 'f':
|
||||
if ( (getlong (optarg, &user_newinactive) == 0)
|
||||
if ( (getlong(optarg, &user_newinactive) == -1)
|
||||
|| (user_newinactive < -1)) {
|
||||
fprintf (stderr,
|
||||
_("%s: invalid numeric argument '%s'\n"),
|
||||
@@ -1072,7 +1071,10 @@ static void process_flags (int argc, char **argv)
|
||||
fflg = true;
|
||||
break;
|
||||
case 'g':
|
||||
grp = getgr_nam_gid (optarg);
|
||||
{
|
||||
struct group *grp;
|
||||
|
||||
grp = prefix_getgr_nam_gid (optarg);
|
||||
if (NULL == grp) {
|
||||
fprintf (stderr,
|
||||
_("%s: group '%s' does not exist\n"),
|
||||
@@ -1083,6 +1085,7 @@ static void process_flags (int argc, char **argv)
|
||||
gflg = true;
|
||||
gr_free (grp);
|
||||
break;
|
||||
}
|
||||
case 'G':
|
||||
if (get_groups (optarg) != 0) {
|
||||
exit (E_NOTFOUND);
|
||||
@@ -1146,7 +1149,7 @@ static void process_flags (int argc, char **argv)
|
||||
sflg = true;
|
||||
break;
|
||||
case 'u':
|
||||
if ( (get_uid (optarg, &user_newid) ==0)
|
||||
if ( (get_uid(optarg, &user_newid) == -1)
|
||||
|| (user_newid == (uid_t)-1)) {
|
||||
fprintf (stderr,
|
||||
_("%s: invalid user ID '%s'\n"),
|
||||
@@ -1214,6 +1217,9 @@ static void process_flags (int argc, char **argv)
|
||||
exit (E_BAD_ARG);
|
||||
}
|
||||
break;
|
||||
case 202:
|
||||
user_selinux_range = optarg;
|
||||
break;
|
||||
#endif /* WITH_SELINUX */
|
||||
default:
|
||||
usage (E_USAGE);
|
||||
@@ -1258,46 +1264,16 @@ static void process_flags (int argc, char **argv)
|
||||
user_newgid = user_gid;
|
||||
}
|
||||
if (prefix[0]) {
|
||||
size_t len = strlen(prefix) + strlen(user_home) + 2;
|
||||
int wlen;
|
||||
prefix_user_home = xmalloc(len);
|
||||
wlen = snprintf(prefix_user_home, len, "%s/%s", prefix, user_home);
|
||||
assert (wlen == (int) len -1);
|
||||
xasprintf(&prefix_user_home, "%s/%s", prefix, user_home);
|
||||
if (user_newhome) {
|
||||
len = strlen(prefix) + strlen(user_newhome) + 2;
|
||||
prefix_user_newhome = xmalloc(len);
|
||||
wlen = snprintf(prefix_user_newhome, len, "%s/%s", prefix, user_newhome);
|
||||
assert (wlen == (int) len -1);
|
||||
xasprintf(&prefix_user_newhome, "%s/%s",
|
||||
prefix, user_newhome);
|
||||
}
|
||||
|
||||
}
|
||||
else {
|
||||
} else {
|
||||
prefix_user_home = user_home;
|
||||
prefix_user_newhome = user_newhome;
|
||||
}
|
||||
|
||||
#ifdef USE_NIS
|
||||
/*
|
||||
* Now make sure it isn't an NIS user.
|
||||
*/
|
||||
if (__ispwNIS ()) {
|
||||
char *nis_domain;
|
||||
char *nis_master;
|
||||
|
||||
fprintf (stderr,
|
||||
_("%s: user %s is a NIS user\n"),
|
||||
Prog, user_name);
|
||||
|
||||
if ( !yp_get_default_domain (&nis_domain)
|
||||
&& !yp_master (nis_domain, "passwd.byname", &nis_master)) {
|
||||
fprintf (stderr,
|
||||
_("%s: %s is the NIS master\n"),
|
||||
Prog, nis_master);
|
||||
}
|
||||
exit (E_NOTFOUND);
|
||||
}
|
||||
#endif
|
||||
|
||||
{
|
||||
const struct spwd *spwd = NULL;
|
||||
/* local, no need for xgetspnam */
|
||||
@@ -1354,6 +1330,15 @@ static void process_flags (int argc, char **argv)
|
||||
usage (E_USAGE);
|
||||
}
|
||||
|
||||
#ifdef WITH_SELINUX
|
||||
if (user_selinux_range && !Zflg) {
|
||||
fprintf (stderr,
|
||||
_("%s: %s flag is only allowed with the %s flag\n"),
|
||||
Prog, "--selinux-range", "--selinux-user");
|
||||
usage (E_USAGE);
|
||||
}
|
||||
#endif /* WITH_SELINUX */
|
||||
|
||||
if (user_newid == user_id) {
|
||||
uflg = false;
|
||||
oflg = false;
|
||||
@@ -1723,7 +1708,7 @@ static void usr_update (void)
|
||||
* a shadowed password
|
||||
* + aging information is requested
|
||||
*/
|
||||
memset (&spent, 0, sizeof spent);
|
||||
bzero(&spent, sizeof spent);
|
||||
spent.sp_namp = user_name;
|
||||
|
||||
/* The user explicitly asked for a shadow feature.
|
||||
@@ -1732,7 +1717,7 @@ static void usr_update (void)
|
||||
spent.sp_pwdp = xstrdup (pwent.pw_passwd);
|
||||
pwent.pw_passwd = xstrdup (SHADOW_PASSWD_STRING);
|
||||
|
||||
spent.sp_lstchg = (long) gettime () / SCALE;
|
||||
spent.sp_lstchg = gettime () / DAY;
|
||||
if (0 == spent.sp_lstchg) {
|
||||
/* Better disable aging than
|
||||
* requiring a password change */
|
||||
@@ -1819,7 +1804,7 @@ static void move_home (void)
|
||||
if (uflg || gflg) {
|
||||
audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
|
||||
"changing home directory owner",
|
||||
user_newname, (unsigned int) user_newid, 1);
|
||||
user_newname, user_newid, 1);
|
||||
}
|
||||
#endif
|
||||
|
||||
@@ -1838,8 +1823,7 @@ static void move_home (void)
|
||||
#ifdef WITH_AUDIT
|
||||
audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
|
||||
"moving home directory",
|
||||
user_newname, (unsigned int) user_newid,
|
||||
1);
|
||||
user_newname, user_newid, 1);
|
||||
#endif
|
||||
return;
|
||||
} else {
|
||||
@@ -1869,7 +1853,7 @@ static void move_home (void)
|
||||
Prog,
|
||||
"moving home directory",
|
||||
user_newname,
|
||||
(unsigned int) user_newid,
|
||||
user_newid,
|
||||
1);
|
||||
#endif
|
||||
return;
|
||||
@@ -1897,6 +1881,7 @@ static void move_home (void)
|
||||
* left alone in case the UID was shared. It doesn't hurt anything
|
||||
* to just leave it be.
|
||||
*/
|
||||
#ifdef ENABLE_LASTLOG
|
||||
static void update_lastlog (void)
|
||||
{
|
||||
struct lastlog ll;
|
||||
@@ -1909,7 +1894,7 @@ static void update_lastlog (void)
|
||||
return;
|
||||
}
|
||||
|
||||
max_uid = (uid_t) getdef_ulong ("LASTLOG_UID_MAX", 0xFFFFFFFFUL);
|
||||
max_uid = getdef_ulong ("LASTLOG_UID_MAX", 0xFFFFFFFFUL);
|
||||
if (user_newid > max_uid) {
|
||||
/* do not touch lastlog for large uids */
|
||||
return;
|
||||
@@ -1928,7 +1913,7 @@ static void update_lastlog (void)
|
||||
&& (read (fd, &ll, sizeof ll) == (ssize_t) sizeof ll)) {
|
||||
/* Copy the old entry to its new location */
|
||||
if ( (lseek (fd, off_newuid, SEEK_SET) != off_newuid)
|
||||
|| (write (fd, &ll, sizeof ll) != (ssize_t) sizeof ll)
|
||||
|| (write_full(fd, &ll, sizeof ll) == -1)
|
||||
|| (fsync (fd) != 0)) {
|
||||
fprintf (stderr,
|
||||
_("%s: failed to copy the lastlog entry of user %lu to user %lu: %s\n"),
|
||||
@@ -1944,7 +1929,7 @@ static void update_lastlog (void)
|
||||
/* Reset the new uid's lastlog entry */
|
||||
memzero (&ll, sizeof (ll));
|
||||
if ( (lseek (fd, off_newuid, SEEK_SET) != off_newuid)
|
||||
|| (write (fd, &ll, sizeof ll) != (ssize_t) sizeof ll)
|
||||
|| (write_full(fd, &ll, sizeof ll) == -1)
|
||||
|| (fsync (fd) != 0)) {
|
||||
fprintf (stderr,
|
||||
_("%s: failed to copy the lastlog entry of user %lu to user %lu: %s\n"),
|
||||
@@ -1953,8 +1938,13 @@ static void update_lastlog (void)
|
||||
}
|
||||
}
|
||||
|
||||
(void) close (fd);
|
||||
if (close (fd) != 0 && errno != EINTR) {
|
||||
fprintf (stderr,
|
||||
_("%s: failed to copy the lastlog entry of user %ju to user %ju: %s\n"),
|
||||
Prog, (uintmax_t) user_id, (uintmax_t) user_newid, strerror (errno));
|
||||
}
|
||||
}
|
||||
#endif /* ENABLE_LASTLOG */
|
||||
|
||||
/*
|
||||
* update_faillog - update the faillog file
|
||||
@@ -1984,10 +1974,10 @@ static void update_faillog (void)
|
||||
}
|
||||
|
||||
if ( (lseek (fd, off_uid, SEEK_SET) == off_uid)
|
||||
&& (read (fd, (char *) &fl, sizeof fl) == (ssize_t) sizeof fl)) {
|
||||
&& (read (fd, &fl, sizeof fl) == (ssize_t) sizeof fl)) {
|
||||
/* Copy the old entry to its new location */
|
||||
if ( (lseek (fd, off_newuid, SEEK_SET) != off_newuid)
|
||||
|| (write (fd, &fl, sizeof fl) != (ssize_t) sizeof fl)
|
||||
|| (write_full(fd, &fl, sizeof fl) == -1)
|
||||
|| (fsync (fd) != 0)) {
|
||||
fprintf (stderr,
|
||||
_("%s: failed to copy the faillog entry of user %lu to user %lu: %s\n"),
|
||||
@@ -2003,7 +1993,8 @@ static void update_faillog (void)
|
||||
/* Reset the new uid's faillog entry */
|
||||
memzero (&fl, sizeof (fl));
|
||||
if ( (lseek (fd, off_newuid, SEEK_SET) != off_newuid)
|
||||
|| (write (fd, &fl, sizeof fl) != (ssize_t) sizeof fl)) {
|
||||
|| (write_full(fd, &fl, sizeof fl) == -1))
|
||||
{
|
||||
fprintf (stderr,
|
||||
_("%s: failed to copy the faillog entry of user %lu to user %lu: %s\n"),
|
||||
Prog, (unsigned long) user_id, (unsigned long) user_newid, strerror (errno));
|
||||
@@ -2011,7 +2002,11 @@ static void update_faillog (void)
|
||||
}
|
||||
}
|
||||
|
||||
(void) close (fd);
|
||||
if (close (fd) != 0 && errno != EINTR) {
|
||||
fprintf (stderr,
|
||||
_("%s: failed to copy the faillog entry of user %ju to user %ju: %s\n"),
|
||||
Prog, (uintmax_t) user_id, (uintmax_t) user_newid, strerror (errno));
|
||||
}
|
||||
}
|
||||
|
||||
#ifndef NO_MOVE_MAILBOX
|
||||
@@ -2024,12 +2019,10 @@ static void update_faillog (void)
|
||||
*/
|
||||
static void move_mailbox (void)
|
||||
{
|
||||
const char *maildir;
|
||||
char* mailfile;
|
||||
char* newmailfile;
|
||||
int fd;
|
||||
struct stat st;
|
||||
size_t len;
|
||||
int fd;
|
||||
char *mailfile;
|
||||
const char *maildir;
|
||||
struct stat st;
|
||||
|
||||
maildir = getdef_str ("MAIL_DIR");
|
||||
#ifdef MAIL_SPOOL_DIR
|
||||
@@ -2040,8 +2033,6 @@ static void move_mailbox (void)
|
||||
if (NULL == maildir) {
|
||||
return;
|
||||
}
|
||||
len = strlen (prefix) + strlen (maildir) + strlen (user_name) + 2;
|
||||
mailfile = alloca (len);
|
||||
|
||||
/*
|
||||
* O_NONBLOCK is to make sure open won't hang on mandatory locks.
|
||||
@@ -2050,14 +2041,10 @@ static void move_mailbox (void)
|
||||
* between stat and chown). --marekm
|
||||
*/
|
||||
if (prefix[0]) {
|
||||
(void) snprintf (mailfile, len, "%s/%s/%s",
|
||||
prefix, maildir, user_name);
|
||||
xasprintf(&mailfile, "%s/%s/%s", prefix, maildir, user_name);
|
||||
} else {
|
||||
xasprintf(&mailfile, "%s/%s", maildir, user_name);
|
||||
}
|
||||
else {
|
||||
(void) snprintf (mailfile, len, "%s/%s",
|
||||
maildir, user_name);
|
||||
}
|
||||
mailfile[len-1] = '\0';
|
||||
|
||||
fd = open (mailfile, O_RDONLY | O_NONBLOCK, 0);
|
||||
if (fd < 0) {
|
||||
@@ -2065,11 +2052,13 @@ static void move_mailbox (void)
|
||||
if (errno != ENOENT) {
|
||||
perror (mailfile);
|
||||
}
|
||||
free(mailfile);
|
||||
return;
|
||||
}
|
||||
if (fstat (fd, &st) < 0) {
|
||||
perror ("fstat");
|
||||
(void) close (fd);
|
||||
free(mailfile);
|
||||
return;
|
||||
}
|
||||
if (st.st_uid != user_id) {
|
||||
@@ -2077,6 +2066,7 @@ static void move_mailbox (void)
|
||||
fprintf (stderr, _("%s: warning: %s not owned by %s\n"),
|
||||
Prog, mailfile, user_name);
|
||||
(void) close (fd);
|
||||
free(mailfile);
|
||||
return;
|
||||
}
|
||||
if (uflg) {
|
||||
@@ -2087,7 +2077,7 @@ static void move_mailbox (void)
|
||||
else {
|
||||
audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
|
||||
"changing mail file owner",
|
||||
user_newname, (unsigned int) user_newid, 1);
|
||||
user_newname, user_newid, 1);
|
||||
}
|
||||
#endif
|
||||
}
|
||||
@@ -2095,17 +2085,14 @@ static void move_mailbox (void)
|
||||
(void) close (fd);
|
||||
|
||||
if (lflg) {
|
||||
len = strlen (prefix) + strlen (maildir) + strlen (user_newname) + 2;
|
||||
newmailfile = alloca(len);
|
||||
char *newmailfile;
|
||||
|
||||
if (prefix[0]) {
|
||||
(void) snprintf (newmailfile, len, "%s/%s/%s",
|
||||
prefix, maildir, user_newname);
|
||||
xasprintf(&newmailfile, "%s/%s/%s",
|
||||
prefix, maildir, user_newname);
|
||||
} else {
|
||||
xasprintf(&newmailfile, "%s/%s", maildir, user_newname);
|
||||
}
|
||||
else {
|
||||
(void) snprintf (newmailfile, len, "%s/%s",
|
||||
maildir, user_newname);
|
||||
}
|
||||
newmailfile[len - 1] = '\0';
|
||||
if ( (link (mailfile, newmailfile) != 0)
|
||||
|| (unlink (mailfile) != 0)) {
|
||||
perror (_("failed to rename mailbox"));
|
||||
@@ -2114,10 +2101,14 @@ static void move_mailbox (void)
|
||||
else {
|
||||
audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
|
||||
"changing mail file name",
|
||||
user_newname, (unsigned int) user_newid, 1);
|
||||
user_newname, user_newid, 1);
|
||||
}
|
||||
|
||||
free(newmailfile);
|
||||
#endif
|
||||
}
|
||||
|
||||
free(mailfile);
|
||||
}
|
||||
#endif
|
||||
|
||||
@@ -2133,10 +2124,6 @@ int main (int argc, char **argv)
|
||||
#endif /* USE_PAM */
|
||||
#endif /* ACCT_TOOLS_SETUID */
|
||||
|
||||
/*
|
||||
* Get my name so that I can use it to report errors.
|
||||
*/
|
||||
Prog = Basename (argv[0]);
|
||||
log_set_progname(Prog);
|
||||
log_set_logfd(stderr);
|
||||
|
||||
@@ -2147,14 +2134,14 @@ int main (int argc, char **argv)
|
||||
process_root_flag ("-R", argc, argv);
|
||||
prefix = process_prefix_flag ("-P", argc, argv);
|
||||
|
||||
OPENLOG ("usermod");
|
||||
OPENLOG (Prog);
|
||||
#ifdef WITH_AUDIT
|
||||
audit_help_open ();
|
||||
#endif
|
||||
|
||||
sys_ngroups = sysconf (_SC_NGROUPS_MAX);
|
||||
user_groups = (char **) malloc (sizeof (char *) * (1 + sys_ngroups));
|
||||
user_groups[0] = (char *) 0;
|
||||
user_groups = XMALLOC(sys_ngroups + 1, char *);
|
||||
user_groups[0] = NULL;
|
||||
|
||||
is_shadow_pwd = spw_file_present ();
|
||||
#ifdef SHADOWGRP
|
||||
@@ -2193,7 +2180,7 @@ int main (int argc, char **argv)
|
||||
exit (1);
|
||||
}
|
||||
|
||||
retval = pam_start ("usermod", pampw->pw_name, &conv, &pamh);
|
||||
retval = pam_start (Prog, pampw->pw_name, &conv, &pamh);
|
||||
}
|
||||
|
||||
if (PAM_SUCCESS == retval) {
|
||||
@@ -2305,14 +2292,14 @@ int main (int argc, char **argv)
|
||||
#ifdef WITH_SELINUX
|
||||
if (Zflg) {
|
||||
if ('\0' != *user_selinux) {
|
||||
if (set_seuser (user_name, user_selinux) != 0) {
|
||||
if (set_seuser (user_name, user_selinux, user_selinux_range) != 0) {
|
||||
fprintf (stderr,
|
||||
_("%s: warning: the user name %s to %s SELinux user mapping failed.\n"),
|
||||
Prog, user_name, user_selinux);
|
||||
#ifdef WITH_AUDIT
|
||||
audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
|
||||
"modifying User mapping ",
|
||||
user_name, (unsigned int) user_id,
|
||||
user_name, user_id,
|
||||
SHADOW_AUDIT_FAILURE);
|
||||
#endif /* WITH_AUDIT */
|
||||
fail_exit (E_SE_UPDATE);
|
||||
@@ -2325,7 +2312,7 @@ int main (int argc, char **argv)
|
||||
#ifdef WITH_AUDIT
|
||||
audit_logger (AUDIT_ADD_USER, Prog,
|
||||
"removing SELinux user mapping",
|
||||
user_name, (unsigned int) user_id,
|
||||
user_name, user_id,
|
||||
SHADOW_AUDIT_FAILURE);
|
||||
#endif /* WITH_AUDIT */
|
||||
fail_exit (E_SE_UPDATE);
|
||||
@@ -2345,7 +2332,9 @@ int main (int argc, char **argv)
|
||||
#endif /* NO_MOVE_MAILBOX */
|
||||
|
||||
if (uflg) {
|
||||
#ifdef ENABLE_LASTLOG
|
||||
update_lastlog ();
|
||||
#endif /* ENABLE_LASTLOG */
|
||||
update_faillog ();
|
||||
}
|
||||
|
||||
@@ -2367,7 +2356,7 @@ int main (int argc, char **argv)
|
||||
if (uflg || gflg) {
|
||||
audit_logger (AUDIT_USER_CHAUTHTOK, Prog,
|
||||
"changing home directory owner",
|
||||
user_newname, (unsigned int) user_newid, 1);
|
||||
user_newname, user_newid, 1);
|
||||
}
|
||||
#endif
|
||||
if (chown_tree (dflg ? prefix_user_newhome : prefix_user_home,
|
||||
|
||||
Reference in New Issue
Block a user