86 lines
2.0 KiB
C
86 lines
2.0 KiB
C
/* matchpathcon - get the default security context for the specified
|
|
* path from the file contexts configuration.
|
|
* based on libselinux-1.32
|
|
* Port to busybox: KaiGai Kohei <kaigai@kaigai.gr.jp>
|
|
*
|
|
*/
|
|
#include "busybox.h"
|
|
|
|
static int print_matchpathcon(char *path, int noprint)
|
|
{
|
|
char *buf;
|
|
int rc = matchpathcon(path, 0, &buf);
|
|
if (rc < 0) {
|
|
bb_perror_msg("matchpathcon(%s) failed", path);
|
|
return 1;
|
|
}
|
|
if (!noprint)
|
|
printf("%s\t%s\n", path, buf);
|
|
else
|
|
printf("%s\n", buf);
|
|
|
|
freecon(buf);
|
|
return 0;
|
|
}
|
|
|
|
#define OPT_NOT_PRINT (1<<0) /* -n */
|
|
#define OPT_NOT_TRANS (1<<1) /* -N */
|
|
#define OPT_FCONTEXT (1<<2) /* -f */
|
|
#define OPT_PREFIX (1<<3) /* -p */
|
|
#define OPT_VERIFY (1<<4) /* -V */
|
|
|
|
int matchpathcon_main(int argc, char **argv)
|
|
{
|
|
int error = 0;
|
|
unsigned opts;
|
|
char *fcontext, *prefix, *path;
|
|
|
|
opt_complementary = "-1:" /* at least one param reqd */
|
|
"f--p:p--f"; /* mutually exclusive */
|
|
opts = getopt32(argc, argv, "nNf:p:V", &fcontext, &prefix);
|
|
argv += optind;
|
|
|
|
if (opts & OPT_NOT_TRANS) {
|
|
set_matchpathcon_flags(NOTRANS);
|
|
}
|
|
if (opts & OPT_FCONTEXT) {
|
|
if (matchpathcon_init(fcontext))
|
|
bb_perror_msg_and_die("error while processing %s", fcontext);
|
|
}
|
|
if (opts & OPT_PREFIX) {
|
|
if (matchpathcon_init_prefix(NULL, prefix))
|
|
bb_perror_msg_and_die("error while processing %s", prefix);
|
|
}
|
|
|
|
while((path = *argv++) != NULL) {
|
|
security_context_t con;
|
|
int rc;
|
|
|
|
if (!(opts & OPT_VERIFY)) {
|
|
error += print_matchpathcon(path, opt & OPT_NOT_PRINT);
|
|
continue;
|
|
}
|
|
|
|
if (selinux_file_context_verify(path, 0)) {
|
|
printf("%s verified\n", path);
|
|
continue;
|
|
}
|
|
|
|
if (opts & OPT_NOT_TRANS)
|
|
rc = lgetfilecon_raw(path, &con);
|
|
else
|
|
rc = lgetfilecon(path, &con);
|
|
|
|
if (rc >= 0) {
|
|
printf("%s has context %s, should be ", path, con);
|
|
error += print_matchpathcon(path, 1);
|
|
freecon(con);
|
|
continue;
|
|
}
|
|
printf("actual context unknown: %s, should be ", strerror(errno));
|
|
error += print_matchpathcon(path, 1);
|
|
}
|
|
matchpathcon_fini();
|
|
return error;
|
|
}
|