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Fixe some problems as well as implements procwd and procopenfiles for

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2007-07-01  Benoît Dejean  <benoit@placenet.org>

	Fixe some problems as well as implements procwd and procopenfiles
	for FreeBSD using a wrapper around lsof. This same backend should
	also work on kFreeBSD.

	Patch by Joe Marcus Clarke <marcus@freebsd.org>

svn path=/trunk/; revision=2617
This commit is contained in:
Benoît Dejean
2007-07-01 13:21:07 +00:00
committed by Benoît Dejean
parent 01f1e7e955
commit 0285e018f4
5 changed files with 158 additions and 14 deletions
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139
sysdeps/freebsd/procopenfiles.c
View File

@@ -1,5 +1,6 @@
/* Copyright (C) 1998-99 Martin Baulig
Copyright (C) 2004 Nicol<6F>s Lichtmaier
Copyright (C) 2007 Joe Marcus Clarke
This file is part of LibGTop 1.0.
Modified by Nicol<6F>s Lichtmaier to give a process open files.
@@ -26,8 +27,11 @@
#include <glibtop.h>
#include <glibtop/error.h>
#include <glibtop/procopenfiles.h>
#include <sys/types.h>
#include <string.h>
#include <stdlib.h>
#include <glibtop_suid.h>
#include "glibtop_private.h"
static const unsigned long _glibtop_sysdeps_proc_open_files =
(1L << GLIBTOP_PROC_OPEN_FILES_NUMBER)|
@@ -42,10 +46,139 @@ _glibtop_init_proc_open_files_s (glibtop *server)
server->sysdeps.proc_open_files = _glibtop_sysdeps_proc_open_files;
}
static GArray *
parse_output(const char *output) {
GArray *entries;
char **lines;
char *ftype = NULL;
char *fname = NULL;
guint i;
guint len;
int fd = -1;
entries = g_array_new(FALSE, FALSE, sizeof(glibtop_open_files_entry));
lines = g_strsplit(output, "\n", 0);
len = g_strv_length(lines);
for (i = 0; i < len && lines[i]; i++) {
glibtop_open_files_entry entry = {0};
if (strlen(lines[i]) < 2)
continue;
if (!g_str_has_prefix(lines[i], "f") &&
!g_str_has_prefix(lines[i], "t") &&
!g_str_has_prefix(lines[i], "n"))
continue;
if (g_str_has_prefix(lines[i], "f")) {
if (!g_ascii_isdigit(*(lines[i] + 1)))
i += 2;
else
fd = atoi(lines[i] + 1);
continue;
}
if (g_str_has_prefix(lines[i], "t")) {
ftype = lines[i];
ftype++;
continue;
} else {
fname = lines[i];
fname++;
}
if (ftype == NULL || fname == NULL)
continue;
if (!strcmp(ftype, "unix")) {
entry.type = GLIBTOP_FILE_TYPE_LOCALSOCKET;
g_strlcpy(entry.info.localsock.name, fname,
sizeof(entry.info.localsock.name));
} else if (!strcmp(ftype, "PIPE")) {
entry.type = GLIBTOP_FILE_TYPE_PIPE;
} else if (!strcmp(ftype, "VREG") ||
!strcmp(ftype, "GDIR") ||
!strcmp(ftype, "GREG") ||
!strcmp(ftype, "VCHR") ||
!strcmp(ftype, "VBLK") ||
!strcmp(ftype, "DIR") ||
!strcmp(ftype, "LINK") ||
!strcmp(ftype, "REG") ||
!strcmp(ftype, "VDIR")) {
entry.type = GLIBTOP_FILE_TYPE_FILE;
g_strlcpy(entry.info.file.name, fname,
sizeof(entry.info.file.name));
} else if (!strcmp(ftype, "IPv4")) {
char **hosts;
char **remote_host;
if (!strstr(fname, "->")) {
remote_host = g_strsplit(fname, ":", 0);
} else {
hosts = g_strsplit(fname, "->", 0);
if (g_strv_length(hosts) < 2) {
g_strfreev(hosts);
continue;
}
remote_host = g_strsplit(hosts[1], ":", 0);
g_strfreev(hosts);
}
if (g_strv_length(remote_host) < 2) {
g_strfreev(remote_host);
continue;
}
entry.type = GLIBTOP_FILE_TYPE_INETSOCKET;
if (!strcmp(remote_host[0], "*"))
g_strlcpy(entry.info.sock.dest_host, "0.0.0.0",
sizeof(entry.info.sock.dest_host));
else
g_strlcpy(entry.info.sock.dest_host,
remote_host[0],
sizeof(entry.info.sock.dest_host));
entry.info.sock.dest_port = atoi(remote_host[1]);
g_strfreev(remote_host);
} else
continue;
entry.fd = fd;
fd = -1;
ftype = NULL;
fname = NULL;
g_array_append_val(entries, entry);
}
g_strfreev(lines);
return entries;
}
/* XXX Unimplemented on FreeBSD */
glibtop_open_files_entry *
glibtop_get_proc_open_files_s (glibtop *server, glibtop_proc_open_files *buf, pid_t pid)
{
return NULL;
char *output;
GArray *entries;
memset(buf, 0, sizeof (glibtop_proc_open_files));
output = execute_lsof(pid);
if (output == NULL) return NULL;
entries = parse_output(output);
g_free(output);
buf->flags = _glibtop_sysdeps_proc_open_files;
buf->number = entries->len;
buf->size = sizeof(glibtop_open_files_entry);
buf->total = buf->number * buf->size;
return (glibtop_open_files_entry*)g_array_free(entries, FALSE);
}