selinux-policy/libselinux/utils/togglesebool.c
2005-10-07 13:42:05 +00:00

99 lines
2.4 KiB
C

/*
* Copyright 1999-2004 Gentoo Technologies, Inc.
* Distributed under the terms of the GNU General Public License v2
* $Header: /var/cvsroot/gentoo-projects/hardened/policycoreutils-extra/src/toggle_bool.c,v 1.2 2004/06/18 04:09:04 pebenito Exp $
*/
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <libgen.h>
#include <errno.h>
#include <selinux/selinux.h>
#include <syslog.h>
#include <pwd.h>
#include <string.h>
/* Attempt to rollback the transaction. No need to check error
codes since this is rolling back something that blew up. */
void rollback(int argc, char **argv)
{
int i;
for(i=1; i<argc; i++)
security_set_boolean(argv[i],
security_get_boolean_active(argv[i]));
exit(1);
}
int main(int argc, char **argv) {
int rc, i, commit=0;
if (is_selinux_enabled() <= 0) {
fprintf(stderr, "%s: SELinux is disabled\n", argv[0]);
return 1;
}
if(argc < 2) {
printf("Usage: %s boolname1 [boolname2 ...]\n",basename(argv[0]));
return 1;
}
for(i=1; i<argc; i++) {
printf("%s: ",argv[i]);
rc=security_get_boolean_active(argv[i]);
switch(rc) {
case 1:
if(security_set_boolean(argv[i],0) >= 0) {
printf("inactive\n");
commit++;
} else {
printf("%s - rolling back all changes\n"
,strerror(errno));
rollback(i, argv);
}
break;
case 0:
if(security_set_boolean(argv[i],1) >= 0) {
printf("active\n");
commit++;
} else {
printf("%s - rolling back all changes\n"
,strerror(errno));
rollback(i, argv);
}
break;
default:
if(errno==ENOENT)
printf("Boolean does not exist - rolling back all changes.\n");
else
printf("%s - rolling back all changes.\n",strerror(errno));
rollback(i, argv);
break; /* Not reached. */
}
}
if(commit > 0) {
if(security_commit_booleans() < 0) {
printf("Commit failed. (%s) No change to booleans.\n",
strerror(errno));
} else {
/* syslog all the changes */
struct passwd *pwd = getpwuid(getuid());
for(i=1; i<argc; i++) {
if (pwd && pwd->pw_name)
syslog(LOG_NOTICE,
"The %s policy boolean was toggled by %s",
argv[i], pwd->pw_name);
else
syslog(LOG_NOTICE,
"The %s policy boolean was toggled by uid:%d",
argv[i], getuid());
}
return 0;
}
}
return 1;
}