mir/lxc
2
0
Fork 0
mirror of git://github.com/lxc/lxc synced 2025-08-30 15:02:03 +00:00
Code Issues Releases Wiki Activity

tests: add filesystem and char device tests

Browse Source 
Signed-off-by: Liza Tretyakova <elizabet.tretyakova@gmail.com>
This commit is contained in:
Liza Tretyakova 2018-05-15 12:37:36 +03:00 committed by Christian Brauner
parent c6885c3f24
commit 117deb709e
No known key found for this signature in database
GPG Key ID: 8EB056D53EECB12D
1 changed files with 47 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

54
src/tests/mount_injection.c
View File

@ -146,16 +146,18 @@ static int perform_container_test(const char *name, const char *config_items[])
char *sret;
char template_log[sizeof(TEMPLATE)], template_dir[sizeof(TEMPLATE)],
device_message[sizeof("Check urandom device injected into "" - ") - 1 + strlen(name) + 1],
dir_message[sizeof("Check dir "" injected into "" - ") - 1 + sizeof(TEMPLATE) - 1 + strlen(name) + 1];
dir_message[sizeof("Check dir "" injected into "" - ") - 1 + sizeof(TEMPLATE) - 1 + strlen(name) + 1],
fs_message[sizeof("Check devtmpfs injected into "" - ") - 1 + strlen(name) + 1];
struct lxc_container *c;
struct lxc_mount mnt;
struct lxc_log log;
int ret = -1, dev_msg_size = sizeof("Check urandom device injected into "" - ") - 1 + strlen(name) + 1,
dir_msg_size = sizeof("Check dir "" injected into "" - ") - 1 + sizeof(TEMPLATE) - 1 + strlen(name) + 1;
dir_msg_size = sizeof("Check dir "" injected into "" - ") - 1 + sizeof(TEMPLATE) - 1 + strlen(name) + 1,
fs_msg_size = sizeof("Check devtmpfs injected into "" - ") - 1 + strlen(name) + 1;
struct mountinfo_data device = {
.mount_root = "/",
.mount_root = "/urandom",
.mount_point = "/mnt/mount_injection_test_urandom",
.fstype = "devtmpfs",
.fstype = NULL,
.mount_source = "/dev/urandom",
.message = "",
.should_be_present = true
@ -166,6 +168,13 @@ static int perform_container_test(const char *name, const char *config_items[])
.mount_source = NULL,
.message = "",
.should_be_present = true
}, fs = {
.mount_root = "/",
.mount_point = "/mnt/mount_injection_test_devtmpfs",
.fstype = "devtmpfs",
.mount_source = NULL,
.message = "",
.should_be_present = true
};
/* Temp paths and messages setup */
@ -190,6 +199,13 @@ static int perform_container_test(const char *name, const char *config_items[])
}
dir.message = &dir_message[0];
ret = snprintf(fs_message, fs_msg_size, "Check devtmpfs injected into %s - ", name);
if (ret < 0 || ret >= fs_msg_size) {
fprintf(stderr, "Failed to create message for fs\n");
exit(EXIT_FAILURE);
}
fs.message = &fs_message[0];
/* Setup logging*/
strcpy(template_log, TEMPLATE);
i = lxc_make_tmpfile(template_log, false);
@ -244,7 +260,7 @@ static int perform_container_test(const char *name, const char *config_items[])
mnt.version = LXC_MOUNT_API_V1;
/* Check device mounted */
ret = c->mount(c, "/dev/urandom", "/mnt/mount_injection_test_urandom", "devtmpfs", 0, NULL, &mnt);
ret = c->mount(c, "/dev/urandom", "/mnt/mount_injection_test_urandom", NULL, MS_BIND, NULL, &mnt);
if (ret < 0) {
fprintf(stderr, "Failed to mount \"/dev/urandom\"\n");
goto out;
@ -293,6 +309,31 @@ static int perform_container_test(const char *name, const char *config_items[])
if (ret < 0)
goto out;
/* Check fs mounted */
ret = c->mount(c, NULL, "/mnt/mount_injection_test_devtmpfs", "devtmpfs", 0, NULL, &mnt);
if (ret < 0) {
fprintf(stderr, "Failed to mount devtmpfs\n");
goto out;
}
ret = check_containers_mountinfo(c, &fs);
if (ret < 0)
goto out;
/* Check fs unmounted */
/* TODO: what about other umount flags? */
ret = c->umount(c, "/mnt/mount_injection_test_devtmpfs", MNT_DETACH, &mnt);
if (ret < 0) {
fprintf(stderr, "Failed to umount2 devtmpfs\n");
goto out;
}
fs.message = "Unmounted \"/mnt/mount_injection_test_devtmpfs\" -- should be missing now: ";
fs.should_be_present = false;
ret = check_containers_mountinfo(c, &fs);
if (ret < 0)
goto out;
/* Finalize the container */
if (!c->stop(c)) {
fprintf(stderr, "Stopping the container (%s) failed...\n", name);
@ -340,8 +381,6 @@ static int do_unpriv_container_test()
{
const char *config_items[] = {
"lxc.mount.auto", "shmounts:/tmp/mount_injection_test",
"lxc.init.uid", "100000",
"lxc.init.gid", "100000",
NULL
};
return perform_container_test(NAME"unprivileged", config_items);
@ -353,6 +392,7 @@ int main(int argc, char *argv[])
fprintf(stderr, "Privileged mount injection test failed\n");
return -1;
}
if(do_unpriv_container_test()) {
fprintf(stderr, "Unprivileged mount injection test failed\n");
return -1;