1 #include <unistd.h>
2 #include <stdio.h>
3 #include <stdlib.h>
4 #include <ctype.h>
5 #include <string.h>
6 #include <strings.h>
7 #include <errno.h>
8 #include <selinux/selinux.h>
9
usage(const char * progname)10 static __attribute__ ((__noreturn__)) void usage(const char *progname)
11 {
12 fprintf(stderr, "usage: %s [ Enforcing | Permissive | 1 | 0 ]\n",
13 progname);
14 exit(1);
15 }
16
main(int argc,char ** argv)17 int main(int argc, char **argv)
18 {
19 int rc = 0;
20 if (argc != 2) {
21 usage(argv[0]);
22 }
23
24 if (is_selinux_enabled() <= 0) {
25 fprintf(stderr, "%s: SELinux is disabled\n", argv[0]);
26 return 1;
27 }
28 if (strlen(argv[1]) == 1 && (argv[1][0] == '0' || argv[1][0] == '1')) {
29 rc = security_setenforce(atoi(argv[1]));
30 } else {
31 if (strcasecmp(argv[1], "enforcing") == 0) {
32 rc = security_setenforce(1);
33 } else if (strcasecmp(argv[1], "permissive") == 0) {
34 rc = security_setenforce(0);
35 } else
36 usage(argv[0]);
37 }
38 if (rc < 0) {
39 fprintf(stderr, "%s: security_setenforce() failed: %s\n", argv[0], strerror(errno));
40 return 2;
41 }
42 return 0;
43 }
44