Line data    Source code

       1             : /* SPDX-License-Identifier: LGPL-2.1+ */
       2             : 
       3             : #include <sys/mount.h>
       4             : 
       5             : #include "alloc-util.h"
       6             : #include "mount-util.h"
       7             : #include "string-util.h"
       8             : #include "tests.h"
       9             : 
      10           1 : static void test_mount_option_mangle(void) {
      11           1 :         char *opts = NULL;
      12             :         unsigned long f;
      13             : 
      14           1 :         assert_se(mount_option_mangle(NULL, MS_RDONLY|MS_NOSUID, &f, &opts) == 0);
      15           1 :         assert_se(f == (MS_RDONLY|MS_NOSUID));
      16           1 :         assert_se(opts == NULL);
      17             : 
      18           1 :         assert_se(mount_option_mangle("", MS_RDONLY|MS_NOSUID, &f, &opts) == 0);
      19           1 :         assert_se(f == (MS_RDONLY|MS_NOSUID));
      20           1 :         assert_se(opts == NULL);
      21             : 
      22           1 :         assert_se(mount_option_mangle("ro,nosuid,nodev,noexec", 0, &f, &opts) == 0);
      23           1 :         assert_se(f == (MS_RDONLY|MS_NOSUID|MS_NODEV|MS_NOEXEC));
      24           1 :         assert_se(opts == NULL);
      25             : 
      26           1 :         assert_se(mount_option_mangle("ro,nosuid,nodev,noexec,mode=755", 0, &f, &opts) == 0);
      27           1 :         assert_se(f == (MS_RDONLY|MS_NOSUID|MS_NODEV|MS_NOEXEC));
      28           1 :         assert_se(streq(opts, "mode=755"));
      29           1 :         opts = mfree(opts);
      30             : 
      31           1 :         assert_se(mount_option_mangle("rw,nosuid,foo,hogehoge,nodev,mode=755", 0, &f, &opts) == 0);
      32           1 :         assert_se(f == (MS_NOSUID|MS_NODEV));
      33           1 :         assert_se(streq(opts, "foo,hogehoge,mode=755"));
      34           1 :         opts = mfree(opts);
      35             : 
      36           1 :         assert_se(mount_option_mangle("rw,nosuid,nodev,noexec,relatime,net_cls,net_prio", MS_RDONLY, &f, &opts) == 0);
      37           1 :         assert_se(f == (MS_NOSUID|MS_NODEV|MS_NOEXEC|MS_RELATIME));
      38           1 :         assert_se(streq(opts, "net_cls,net_prio"));
      39           1 :         opts = mfree(opts);
      40             : 
      41           1 :         assert_se(mount_option_mangle("rw,nosuid,nodev,relatime,size=1630748k,mode=700,uid=1000,gid=1000", MS_RDONLY, &f, &opts) == 0);
      42           1 :         assert_se(f == (MS_NOSUID|MS_NODEV|MS_RELATIME));
      43           1 :         assert_se(streq(opts, "size=1630748k,mode=700,uid=1000,gid=1000"));
      44           1 :         opts = mfree(opts);
      45             : 
      46           1 :         assert_se(mount_option_mangle("size=1630748k,rw,gid=1000,,,nodev,relatime,,mode=700,nosuid,uid=1000", MS_RDONLY, &f, &opts) == 0);
      47           1 :         assert_se(f == (MS_NOSUID|MS_NODEV|MS_RELATIME));
      48           1 :         assert_se(streq(opts, "size=1630748k,gid=1000,mode=700,uid=1000"));
      49           1 :         opts = mfree(opts);
      50             : 
      51           1 :         assert_se(mount_option_mangle("rw,exec,size=8143984k,nr_inodes=2035996,mode=755", MS_RDONLY|MS_NOSUID|MS_NOEXEC|MS_NODEV, &f, &opts) == 0);
      52           1 :         assert_se(f == (MS_NOSUID|MS_NODEV));
      53           1 :         assert_se(streq(opts, "size=8143984k,nr_inodes=2035996,mode=755"));
      54           1 :         opts = mfree(opts);
      55             : 
      56           1 :         assert_se(mount_option_mangle("rw,relatime,fmask=0022,,,dmask=0022", MS_RDONLY, &f, &opts) == 0);
      57           1 :         assert_se(f == MS_RELATIME);
      58           1 :         assert_se(streq(opts, "fmask=0022,dmask=0022"));
      59           1 :         opts = mfree(opts);
      60             : 
      61           1 :         assert_se(mount_option_mangle("rw,relatime,fmask=0022,dmask=0022,\"hogehoge", MS_RDONLY, &f, &opts) < 0);
      62           1 : }
      63             : 
      64           1 : int main(int argc, char *argv[]) {
      65           1 :         test_setup_logging(LOG_DEBUG);
      66             : 
      67           1 :         test_mount_option_mangle();
      68             : 
      69           1 :         return 0;
      70             : }