| 1 | |
| 2 | |
| 3 |
|
| 4 | #define _GNU_SOURCE
|
| 5 | #include <fcntl.h>
|
| 6 | #include <stdio.h>
|
| 7 | #include <stdlib.h>
|
| 8 | #include <sys/stat.h>
|
| 9 | #include <unistd.h>
|
| 10 | #include <errno.h>
|
| 11 | #include <string.h>
|
| 12 | #include <linux/nsfs.h>
|
| 13 |
|
| 14 | #include "kselftest_harness.h"
|
| 15 |
|
| 16 | struct ns_info {
|
| 17 | const char *name;
|
| 18 | const char *proc_path;
|
| 19 | unsigned int expected_ino;
|
| 20 | };
|
| 21 |
|
| 22 | static struct ns_info namespaces[] = {
|
| 23 | { "ipc", "/proc/1/ns/ipc", IPC_NS_INIT_INO },
|
| 24 | { "uts", "/proc/1/ns/uts", UTS_NS_INIT_INO },
|
| 25 | { "user", "/proc/1/ns/user", USER_NS_INIT_INO },
|
| 26 | { "pid", "/proc/1/ns/pid", PID_NS_INIT_INO },
|
| 27 | { "cgroup", "/proc/1/ns/cgroup", CGROUP_NS_INIT_INO },
|
| 28 | { "time", "/proc/1/ns/time", TIME_NS_INIT_INO },
|
| 29 | { "net", "/proc/1/ns/net", NET_NS_INIT_INO },
|
| 30 | { "mnt", "/proc/1/ns/mnt", MNT_NS_INIT_INO },
|
| 31 | };
|
| 32 |
|
| 33 | TEST(init_namespace_inodes)
|
| 34 | {
|
| 35 | struct stat st;
|
| 36 |
|
| 37 | for (int i = 0; i < sizeof(namespaces) / sizeof(namespaces[0]); i++) {
|
| 38 | int ret = stat(namespaces[i].proc_path, &st);
|
| 39 |
|
| 40 |
|
| 41 | if (ret < 0) {
|
| 42 | if (errno == ENOENT) {
|
| 43 | ksft_test_result_skip("%s namespace not available\n",
|
| 44 | namespaces[i].name);
|
| 45 | continue;
|
| 46 | }
|
| 47 | ASSERT_GE(ret, 0)
|
| 48 | TH_LOG("Failed to stat %s: %s",
|
| 49 | namespaces[i].proc_path, strerror(errno));
|
| 50 | }
|
| 51 |
|
| 52 | ASSERT_EQ(st.st_ino, namespaces[i].expected_ino)
|
| 53 | TH_LOG("Namespace %s has inode 0x%lx, expected 0x%x",
|
| 54 | namespaces[i].name, st.st_ino, namespaces[i].expected_ino);
|
| 55 |
|
| 56 | ksft_print_msg("Namespace %s: inode 0x%lx matches expected 0x%x\n",
|
| 57 | namespaces[i].name, st.st_ino, namespaces[i].expected_ino);
|
| 58 | }
|
| 59 | }
|
| 60 |
|
| 61 | TEST_HARNESS_MAIN
|