static int my_checker(const struct lxc_arguments *args)
{
if (do_restore && stop) {
lxc_error(args, "-s not compatible with -r.");
return -1;
} else if (!do_restore && daemonize_set) {
lxc_error(args, "-d/-F not compatible with -r.");
return -1;
}
if (checkpoint_dir == NULL) {
lxc_error(args, "-D is required.");
return -1;
}
return 0;
}
static int my_checker(const struct lxc_arguments* args)
{
if (!args->argc) {
lxc_error(args, "missing command to execute !");
return -1;
}
return 0;
}
int lxc_arguments_str_to_int(struct lxc_arguments *args, const char *str)
{
long val;
char *endptr;
errno = 0;
val = strtol(str, &endptr, 10);
if (errno) {
lxc_error(args, "invalid statefd '%s' : %m", str);
return -1;
}
if (*endptr) {
lxc_error(args, "invalid digit for statefd '%s'", str);
return -1;
}
return (int)val;
}
static int set_invalid_netdev(struct lxc_container *c) {
if (c->set_config_item(c, "lxc.net.0.asdf", "veth")) {
lxc_error("%s\n", "lxc.net.0.asdf should be invalid");
return -1;
}
if (c->set_config_item(c, "lxc.net.2147483647.type", "veth")) {
lxc_error("%s\n", "lxc.net.2147483647.type should be invalid");
return -1;
}
if (c->set_config_item(c, "lxc.net.0.", "veth")) {
lxc_error("%s\n", "lxc.net.0. should be invalid");
return -1;
}
c->clear_config(c);
c->lxc_conf = NULL;
return 0;
}
int test_idmap_parser(void)
{
size_t i;
struct idmap_check {
bool is_valid;
const char *idmap;
};
static struct idmap_check idmaps[] = {
/* valid idmaps */
{ true, "u 0 0 1" },
{ true, "g 0 0 1" },
{ true, "u 1 100001 999999999" },
{ true, "g 1 100001 999999999" },
{ true, "u 0 0 0" },
{ true, "g 0 0 0" },
{ true, "u 1000 165536 65536" },
{ true, "g 999 999 1" },
{ true, "u 0 5000 100000" },
{ true, "g 577 789 5" },
{ true, "u 65536 65536 1 " },
/* invalid idmaps */
{ false, "1u 0 0 0" },
{ false, "1g 0 0 0a" },
{ false, "1 u 0 0 0" },
{ false, "1g 0 0 0 1" },
{ false, "1u a0 b0 c0 d1" },
{ false, "1g 0 b0 0 d1" },
{ false, "1u a0 0 c0 1" },
{ false, "g -1 0 -10" },
{ false, "a 1 0 10" },
{ false, "u 1 1 0 10" },
{ false, "g 1 0 10 z " },
};
for (i = 0; i < sizeof(idmaps) / sizeof(struct idmap_check); i++) {
unsigned long hostid, nsid, range;
char type;
int ret;
ret = parse_idmaps(idmaps[i].idmap, &type, &nsid, &hostid,
&range);
if ((ret < 0 && idmaps[i].is_valid) ||
(ret == 0 && !idmaps[i].is_valid)) {
lxc_error("failed to parse idmap \"%s\"\n",
idmaps[i].idmap);
return -1;
}
}
return 0;
}
static int set_get_compare_clear_save_load(struct lxc_container *c,
const char *key, const char *value,
const char *config_file,
bool compare)
{
char retval[4096] = {0};
int ret;
if (!c->set_config_item(c, key, value)) {
lxc_error("failed to set config item \"%s\" to \"%s\"\n", key,
value);
return -1;
}
ret = c->get_config_item(c, key, retval, sizeof(retval));
if (ret < 0) {
lxc_error("failed to get config item \"%s\"\n", key);
return -1;
}
if (compare) {
ret = strcmp(retval, value);
if (ret != 0) {
lxc_error(
"expected value \"%s\" and retrieved value \"%s\" "
"for config key \"%s\" do not match\n",
value, retval, key);
return -1;
}
}
if (config_file) {
if (!c->save_config(c, config_file)) {
lxc_error("%s\n", "failed to save config file");
return -1;
}
c->clear_config(c);
c->lxc_conf = NULL;
if (!c->load_config(c, config_file)) {
lxc_error("%s\n", "failed to load config file");
return -1;
}
}
if (!c->clear_config_item(c, key)) {
lxc_error("failed to clear config item \"%s\"\n", key);
return -1;
}
c->clear_config(c);
c->lxc_conf = NULL;
return 0;
}
static int lxc_arguments_lxcpath_add(struct lxc_arguments *args,
const char *lxcpath)
{
if (args->lxcpath_additional != -1 &&
args->lxcpath_cnt > args->lxcpath_additional) {
fprintf(stderr, "This command only accepts %d -P,--lxcpath arguments\n",
args->lxcpath_additional + 1);
exit(EXIT_FAILURE);
}
args->lxcpath = realloc(args->lxcpath, (args->lxcpath_cnt + 1) *
sizeof(args->lxcpath[0]));
if (args->lxcpath == NULL) {
lxc_error(args, "no memory");
return -ENOMEM;
}
args->lxcpath[args->lxcpath_cnt++] = lxcpath;
return 0;
}
extern int lxc_arguments_parse(struct lxc_arguments *args, int argc,
char *const argv[])
{
int ret = 0;
char shortopts[256];
ret = build_shortopts(args->options, shortopts, sizeof(shortopts));
if (ret < 0) {
lxc_error(args, "build_shortopts() failed : %s",
strerror(errno));
return ret;
}
while (true) {
int c;
int index = 0;
c = getopt_long(argc, argv, shortopts, args->options, &index);
if (c == -1)
break;
switch (c) {
case 'n':
args->name = optarg;
break;
case 'o':
args->log_file = optarg;
break;
case 'l':
args->log_priority = optarg;
break;
case 'q':
args->quiet = 1;
break;
case OPT_RCFILE:
args->rcfile = optarg;
break;
case 'P':
remove_trailing_slashes(optarg);
ret = lxc_arguments_lxcpath_add(args, optarg);
if (ret < 0)
return ret;
break;
case OPT_USAGE:
print_usage(args->options, args);
case OPT_VERSION:
print_version();
case '?':
print_help(args, 1);
case 'h':
print_help(args, 0);
default:
if (args->parser) {
ret = args->parser(args, c, optarg);
if (ret)
goto error;
}
}
}
/*
* Reclaim the remaining command arguments
*/
args->argv = &argv[optind];
args->argc = argc - optind;
/* If no lxcpaths were given, use default */
if (!args->lxcpath_cnt) {
ret = lxc_arguments_lxcpath_add(
args, lxc_global_config_value("lxc.lxcpath"));
if (ret < 0)
return ret;
}
/* Check the command options */
if (!args->name && strcmp(args->progname, "lxc-autostart") != 0) {
lxc_error(args, "missing container name, use --name option");
return -1;
}
if (args->checker)
ret = args->checker(args);
error:
if (ret)
lxc_error(args, "could not parse command line");
return ret;
}
void test_detect_ramfs_rootfs(void)
{
size_t i;
int ret;
int fret = EXIT_FAILURE;
char path[__MNTNS_LEN];
int init_ns = -1;
char tmpf1[] = "lxc-test-utils-XXXXXX";
char tmpf2[] = "lxc-test-utils-XXXXXX";
int fd1 = -1, fd2 = -1;
FILE *fp1 = NULL, *fp2 = NULL;
char *mountinfo[] = {
"18 24 0:17 / /sys rw,nosuid,nodev,noexec,relatime shared:7 - sysfs sysfs rw",
"19 24 0:4 / /proc rw,nosuid,nodev,noexec,relatime shared:13 - proc proc rw",
"20 24 0:6 / /dev rw,nosuid,relatime shared:2 - devtmpfs udev rw,size=4019884k,nr_inodes=1004971,mode=755",
"21 20 0:14 / /dev/pts rw,nosuid,noexec,relatime shared:3 - devpts devpts rw,gid=5,mode=620,ptmxmode=000",
"22 24 0:18 / /run rw,nosuid,noexec,relatime shared:5 - tmpfs tmpfs rw,size=807912k,mode=755",
/* This is what we care about. */
"24 0 8:2 / / rw - rootfs rootfs rw,size=1004396k,nr_inodes=251099",
"25 18 0:12 / /sys/kernel/security rw,nosuid,nodev,noexec,relatime shared:8 - securityfs securityfs rw",
"26 20 0:20 / /dev/shm rw,nosuid,nodev shared:4 - tmpfs tmpfs rw",
"27 22 0:21 / /run/lock rw,nosuid,nodev,noexec,relatime shared:6 - tmpfs tmpfs rw,size=5120k",
"28 18 0:22 / /sys/fs/cgroup ro,nosuid,nodev,noexec shared:9 - tmpfs tmpfs ro,mode=755",
"29 28 0:23 / /sys/fs/cgroup/systemd rw,nosuid,nodev,noexec,relatime shared:10 - cgroup cgroup rw,xattr,release_agent=/lib/systemd/systemd-cgroups-agent,name=systemd",
"30 18 0:24 / /sys/fs/pstore rw,nosuid,nodev,noexec,relatime shared:11 - pstore pstore rw",
"31 18 0:25 / /sys/firmware/efi/efivars rw,nosuid,nodev,noexec,relatime shared:12 - efivarfs efivarfs rw",
"32 28 0:26 / /sys/fs/cgroup/cpu,cpuacct rw,nosuid,nodev,noexec,relatime shared:14 - cgroup cgroup rw,cpu,cpuacct",
"33 28 0:27 / /sys/fs/cgroup/net_cls,net_prio rw,nosuid,nodev,noexec,relatime shared:15 - cgroup cgroup rw,net_cls,net_prio",
"34 28 0:28 / /sys/fs/cgroup/blkio rw,nosuid,nodev,noexec,relatime shared:16 - cgroup cgroup rw,blkio",
"35 28 0:29 / /sys/fs/cgroup/freezer rw,nosuid,nodev,noexec,relatime shared:17 - cgroup cgroup rw,freezer",
"36 28 0:30 / /sys/fs/cgroup/memory rw,nosuid,nodev,noexec,relatime shared:18 - cgroup cgroup rw,memory",
"37 28 0:31 / /sys/fs/cgroup/hugetlb rw,nosuid,nodev,noexec,relatime shared:19 - cgroup cgroup rw,hugetlb",
"38 28 0:32 / /sys/fs/cgroup/cpuset rw,nosuid,nodev,noexec,relatime shared:20 - cgroup cgroup rw,cpuset",
"39 28 0:33 / /sys/fs/cgroup/devices rw,nosuid,nodev,noexec,relatime shared:21 - cgroup cgroup rw,devices",
"40 28 0:34 / /sys/fs/cgroup/pids rw,nosuid,nodev,noexec,relatime shared:22 - cgroup cgroup rw,pids",
"41 28 0:35 / /sys/fs/cgroup/perf_event rw,nosuid,nodev,noexec,relatime shared:23 - cgroup cgroup rw,perf_event",
"42 19 0:36 / /proc/sys/fs/binfmt_misc rw,relatime shared:24 - autofs systemd-1 rw,fd=32,pgrp=1,timeout=0,minproto=5,maxproto=5,direct",
"43 18 0:7 / /sys/kernel/debug rw,relatime shared:25 - debugfs debugfs rw",
"44 20 0:37 / /dev/hugepages rw,relatime shared:26 - hugetlbfs hugetlbfs rw",
"45 20 0:16 / /dev/mqueue rw,relatime shared:27 - mqueue mqueue rw",
"46 43 0:9 / /sys/kernel/debug/tracing rw,relatime shared:28 - tracefs tracefs rw",
"76 18 0:38 / /sys/fs/fuse/connections rw,relatime shared:29 - fusectl fusectl rw",
"78 24 8:1 / /boot/efi rw,relatime shared:30 - vfat /dev/sda1 rw,fmask=0077,dmask=0077,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro",
};
ret = snprintf(path, __MNTNS_LEN, "/proc/self/ns/mnt");
if (ret < 0 || (size_t)ret >= __MNTNS_LEN) {
lxc_error("%s\n", "Failed to create path with snprintf().");
goto non_test_error;
}
init_ns = open(path, O_RDONLY | O_CLOEXEC);
if (init_ns < 0) {
lxc_error("%s\n", "Failed to open initial mount namespace.");
goto non_test_error;
}
if (unshare(CLONE_NEWNS) < 0) {
lxc_error("%s\n", "Could not unshare mount namespace.");
close(init_ns);
init_ns = -1;
goto non_test_error;
}
if (mount(NULL, "/", NULL, MS_REC | MS_PRIVATE, 0) < 0) {
lxc_error("Failed to remount / private: %s.\n", strerror(errno));
goto non_test_error;
}
fd1 = mkstemp(tmpf1);
if (fd1 < 0) {
lxc_error("%s\n", "Could not create temporary file.");
goto non_test_error;
}
fd2 = mkstemp(tmpf2);
if (fd2 < 0) {
lxc_error("%s\n", "Could not create temporary file.");
goto non_test_error;
}
fp1 = fdopen(fd1, "r+");
if (!fp1) {
lxc_error("%s\n", "Could not fdopen() temporary file.");
goto non_test_error;
}
fp2 = fdopen(fd2, "r+");
if (!fp2) {
lxc_error("%s\n", "Could not fdopen() temporary file.");
goto non_test_error;
}
/* Test if it correctly detects - rootfs rootfs */
for (i = 0; i < sizeof(mountinfo) / sizeof(mountinfo[0]); i++) {
if (fprintf(fp1, "%s\n", mountinfo[i]) < 0) {
lxc_error("Could not write \"%s\" to temporary file.", mountinfo[i]);
goto non_test_error;
}
}
fclose(fp1);
fp1 = NULL;
fd1 = -1;
/* Test if it correctly fails to detect when no - rootfs rootfs */
for (i = 0; i < sizeof(mountinfo) / sizeof(mountinfo[0]); i++) {
if (strcmp(mountinfo[i], "24 0 8:2 / / rw - rootfs rootfs rw,size=1004396k,nr_inodes=251099") == 0)
continue;
if (fprintf(fp2, "%s\n", mountinfo[i]) < 0) {
lxc_error("Could not write \"%s\" to temporary file.", mountinfo[i]);
goto non_test_error;
}
}
fclose(fp2);
fp2 = NULL;
fd2 = -1;
if (mount(tmpf1, "/proc/self/mountinfo", NULL, MS_BIND, 0) < 0) {
lxc_error("%s\n", "Could not overmount \"/proc/self/mountinfo\".");
goto non_test_error;
}
lxc_test_assert_abort(detect_ramfs_rootfs());
if (mount(tmpf2, "/proc/self/mountinfo", NULL, MS_BIND, 0) < 0) {
lxc_error("%s\n", "Could not overmount \"/proc/self/mountinfo\".");
goto non_test_error;
}
lxc_test_assert_abort(!detect_ramfs_rootfs());
fret = EXIT_SUCCESS;
non_test_error:
if (fp1)
fclose(fp1);
else if (fd1 > 0)
close(fd1);
if (fp2)
fclose(fp2);
else if (fd2 > 0)
close(fd2);
if (init_ns > 0) {
if (setns(init_ns, 0) < 0) {
lxc_error("Failed to switch back to initial mount namespace: %s.\n", strerror(errno));
fret = EXIT_FAILURE;
}
close(init_ns);
}
if (fret == EXIT_SUCCESS)
return;
exit(fret);
}
static int set_and_clear_complete_netdev(struct lxc_container *c)
{
if (!c->set_config_item(c, "lxc.net.1.type", "veth")) {
lxc_error("%s\n", "lxc.net.1.type");
return -1;
}
if (!c->set_config_item(c, "lxc.net.1.ipv4.address", "10.0.2.3/24")) {
lxc_error("%s\n", "lxc.net.1.ipv4.address");
return -1;
}
if (!c->set_config_item(c, "lxc.net.1.ipv4.gateway", "10.0.2.2")) {
lxc_error("%s\n", "lxc.net.1.ipv4.gateway");
return -1;
}
if (!c->set_config_item(c, "lxc.net.1.ipv6.address",
"2003:db8:1:0:214:1234:fe0b:3596/64")) {
lxc_error("%s\n", "lxc.net.1.ipv6.address");
return -1;
}
if (!c->set_config_item(c, "lxc.net.1.ipv6.gateway",
"2003:db8:1:0::1")) {
lxc_error("%s\n", "lxc.net.1.ipv6.gateway");
return -1;
}
if (!c->set_config_item(c, "lxc.net.1.flags", "up")) {
lxc_error("%s\n", "lxc.net.1.flags");
return -1;
}
if (!c->set_config_item(c, "lxc.net.1.link", "br0")) {
lxc_error("%s\n", "lxc.net.1.link");
return -1;
}
if (!c->set_config_item(c, "lxc.net.1.veth.pair", "bla")) {
lxc_error("%s\n", "lxc.net.1.veth.pair");
return -1;
}
if (!c->set_config_item(c, "lxc.net.1.veth.ipv4.route", "192.0.2.1/32")) {
lxc_error("%s\n", "lxc.net.1.veth.ipv4.route");
return -1;
}
if (!c->set_config_item(c, "lxc.net.1.veth.ipv6.route", "2001:db8::1/128")) {
lxc_error("%s\n", "lxc.net.1.veth.ipv6.route");
return -1;
}
if (!c->set_config_item(c, "lxc.net.1.hwaddr",
"52:54:00:80:7a:5d")) {
lxc_error("%s\n", "lxc.net.1.hwaddr");
return -1;
}
if (!c->set_config_item(c, "lxc.net.1.mtu", "2000")) {
lxc_error("%s\n", "lxc.net.1.mtu");
return -1;
}
if (!c->clear_config_item(c, "lxc.net.1")) {
lxc_error("%s", "failed to clear \"lxc.net.1\"\n");
return -1;
}
c->clear_config(c);
c->lxc_conf = NULL;
return 0;
}
int main(int argc, char *argv[])
{
int ret;
struct lxc_container *c;
int fd = -1, fret = EXIT_FAILURE;
char tmpf[] = "lxc-parse-config-file-XXXXXX";
char retval[4096] = {0};
fd = lxc_make_tmpfile(tmpf, false);
if (fd < 0) {
lxc_error("%s\n", "Could not create temporary file");
exit(fret);
}
close(fd);
c = lxc_container_new(tmpf, NULL);
if (!c) {
lxc_error("%s\n", "Failed to create new container");
exit(EXIT_FAILURE);
}
if (set_get_compare_clear_save_load(c, "lxc.arch", "x86_64", tmpf,
true) < 0) {
lxc_error("%s\n", "lxc.arch");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.pty.max", "1000", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.pty.max");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.tty.max", "4", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.tty.max");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.tty.dir", "not-dev", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.tty.dir");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.apparmor.profile", "unconfined", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.apparmor.profile");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.apparmor.allow_incomplete", "1", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.apparmor.allow_incomplete");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.selinux.context", "system_u:system_r:lxc_t:s0:c22", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.selinux.context");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.cgroup.cpuset.cpus",
"1-100", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.cgroup.cpuset.cpus");
goto non_test_error;
}
if (!c->set_config_item(c, "lxc.cgroup.cpuset.cpus", "1-100")) {
lxc_error("%s\n", "failed to set config item \"lxc.cgroup.cpuset.cpus\" to \"1-100\"");
return -1;
}
if (!c->set_config_item(c, "lxc.cgroup.memory.limit_in_bytes", "123456789")) {
lxc_error("%s\n", "failed to set config item \"lxc.cgroup.memory.limit_in_bytes\" to \"123456789\"");
return -1;
}
if (!c->get_config_item(c, "lxc.cgroup", retval, sizeof(retval))) {
lxc_error("%s\n", "failed to get config item \"lxc.cgroup\"");
return -1;
}
c->clear_config(c);
c->lxc_conf = NULL;
/* lxc.idmap
* We can't really save the config here since save_config() wants to
* chown the container's directory but we haven't created an on-disk
* container. So let's test set-get-clear.
*/
if (set_get_compare_clear_save_load(c, "lxc.idmap", "u 0 100000 1000000000", NULL, false) < 0) {
lxc_error("%s\n", "lxc.idmap");
goto non_test_error;
}
if (!c->set_config_item(c, "lxc.idmap", "u 1 100000 10000000")) {
lxc_error("%s\n", "failed to set config item \"lxc.idmap\" to \"u 1 100000 10000000\"");
return -1;
}
if (!c->set_config_item(c, "lxc.idmap", "g 1 100000 10000000")) {
lxc_error("%s\n", "failed to set config item \"lxc.idmap\" to \"g 1 100000 10000000\"");
return -1;
}
if (!c->get_config_item(c, "lxc.idmap", retval, sizeof(retval))) {
lxc_error("%s\n", "failed to get config item \"lxc.idmap\"");
return -1;
}
c->clear_config(c);
c->lxc_conf = NULL;
if (set_get_compare_clear_save_load(c, "lxc.log.level", "DEBUG", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.log.level");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.log.file", "/some/path", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.log.file");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.mount.fstab", "/some/path", NULL, true) < 0) {
lxc_error("%s\n", "lxc.mount.fstab");
goto non_test_error;
}
/* lxc.mount.auto
* Note that we cannot compare the values since the getter for
* lxc.mount.auto does not preserve ordering.
*/
if (set_get_compare_clear_save_load(c, "lxc.mount.auto", "proc:rw sys:rw cgroup-full:rw", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.mount.auto");
goto non_test_error;
}
/* lxc.mount.entry
* Note that we cannot compare the values since the getter for
* lxc.mount.entry appends newlines.
*/
if (set_get_compare_clear_save_load(c, "lxc.mount.entry", "/dev/dri dev/dri none bind,optional,create=dir", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.mount.entry");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.rootfs.path", "/some/path", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.rootfs.path");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.rootfs.mount", "/some/path", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.rootfs.mount");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.rootfs.options", "ext4,discard", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.rootfs.options");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.uts.name", "the-shire", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.uts.name");
goto non_test_error;
}
if (set_get_compare_clear_save_load(
c, "lxc.hook.pre-start", "/some/pre-start", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.hook.pre-start");
goto non_test_error;
}
if (set_get_compare_clear_save_load(
c, "lxc.hook.pre-mount", "/some/pre-mount", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.hook.pre-mount");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.hook.mount", "/some/mount", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.hook.mount");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.hook.autodev", "/some/autodev", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.hook.autodev");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.hook.start", "/some/start", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.hook.start");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.hook.stop", "/some/stop", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.hook.stop");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.hook.post-stop", "/some/post-stop", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.hook.post-stop");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.hook.clone", "/some/clone", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.hook.clone");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.hook.destroy", "/some/destroy", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.hook.destroy");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.cap.drop", "sys_module mknod setuid net_raw", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.cap.drop");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.cap.keep", "sys_module mknod setuid net_raw", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.cap.keep");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.console.path", "none", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.console.path");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.console.logfile", "/some/logfile", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.console.logfile");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.seccomp.profile", "/some/seccomp/file", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.seccomp.profile");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.autodev", "1", tmpf, true) <
0) {
lxc_error("%s\n", "lxc.autodev");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.signal.halt", "1", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.signal.halt");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.signal.reboot", "1", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.signal.reboot");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.signal.stop", "1", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.signal.stop");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.start.auto", "1", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.start.auto");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.start.delay", "5", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.start.delay");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.start.order", "1", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.start.order");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.log.syslog", "local0", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.log.syslog");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.monitor.unshare", "1", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.monitor.unshare");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.group", "some,container,groups", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.group");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.environment", "FOO=BAR", tmpf, false) < 0) {
lxc_error("%s\n", "lxc.environment");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.init.cmd", "/bin/bash", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.init.cmd");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.init.uid", "1000", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.init.uid");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.init.gid", "1000", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.init.gid");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.ephemeral", "1", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.ephemeral");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.no_new_privs", "1", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.no_new_privs");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.sysctl.net.core.somaxconn", "256", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.sysctl.net.core.somaxconn");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.proc.oom_score_adj", "10", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.proc.oom_score_adj");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.prlimit.nofile", "65536", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.prlimit.nofile");
goto non_test_error;
}
if (test_idmap_parser() < 0) {
lxc_error("%s\n", "failed to test parser for \"lxc.id_map\"");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.0.type", "veth", tmpf, true)) {
lxc_error("%s\n", "lxc.net.0.type");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.2.type", "none", tmpf, true)) {
lxc_error("%s\n", "lxc.net.2.type");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.3.type", "empty", tmpf, true)) {
lxc_error("%s\n", "lxc.net.3.type");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.4.type", "vlan", tmpf, true)) {
lxc_error("%s\n", "lxc.net.4.type");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.0.type", "macvlan", tmpf, true)) {
lxc_error("%s\n", "lxc.net.0.type");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.0.type", "ipvlan", tmpf, true)) {
lxc_error("%s\n", "lxc.net.0.type");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.1000.type", "phys", tmpf, true)) {
lxc_error("%s\n", "lxc.net.1000.type");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.0.flags", "up", tmpf, true)) {
lxc_error("%s\n", "lxc.net.0.flags");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.0.name", "eth0", tmpf, true)) {
lxc_error("%s\n", "lxc.net.0.name");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.0.link", "bla", tmpf, true)) {
lxc_error("%s\n", "lxc.net.0.link");
goto non_test_error;
}
if (set_get_compare_clear_save_load_network(c, "lxc.net.0.macvlan.mode", "private", tmpf, true, "macvlan")) {
lxc_error("%s\n", "lxc.net.0.macvlan.mode");
goto non_test_error;
}
if (set_get_compare_clear_save_load_network(c, "lxc.net.0.macvlan.mode", "vepa", tmpf, true, "macvlan")) {
lxc_error("%s\n", "lxc.net.0.macvlan.mode");
goto non_test_error;
}
if (set_get_compare_clear_save_load_network(c, "lxc.net.0.macvlan.mode", "bridge", tmpf, true, "macvlan")) {
lxc_error("%s\n", "lxc.net.0.macvlan.mode");
goto non_test_error;
}
if (set_get_compare_clear_save_load_network(c, "lxc.net.0.ipvlan.mode", "l3", tmpf, true, "ipvlan")) {
lxc_error("%s\n", "lxc.net.0.ipvlan.mode");
goto non_test_error;
}
if (set_get_compare_clear_save_load_network(c, "lxc.net.0.ipvlan.mode", "l3s", tmpf, true, "ipvlan")) {
lxc_error("%s\n", "lxc.net.0.ipvlan.mode");
goto non_test_error;
}
if (set_get_compare_clear_save_load_network(c, "lxc.net.0.ipvlan.mode", "l2", tmpf, true, "ipvlan")) {
lxc_error("%s\n", "lxc.net.0.ipvlan.mode");
goto non_test_error;
}
if (set_get_compare_clear_save_load_network(c, "lxc.net.0.ipvlan.isolation", "bridge", tmpf, true, "ipvlan")) {
lxc_error("%s\n", "lxc.net.0.ipvlan.isolation");
goto non_test_error;
}
if (set_get_compare_clear_save_load_network(c, "lxc.net.0.ipvlan.isolation", "private", tmpf, true, "ipvlan")) {
lxc_error("%s\n", "lxc.net.0.ipvlan.isolation");
goto non_test_error;
}
if (set_get_compare_clear_save_load_network(c, "lxc.net.0.ipvlan.isolation", "vepa", tmpf, true, "ipvlan")) {
lxc_error("%s\n", "lxc.net.0.ipvlan.isolation");
goto non_test_error;
}
if (set_get_compare_clear_save_load_network(c, "lxc.net.0.veth.pair", "clusterfuck", tmpf, true, "veth")) {
lxc_error("%s\n", "lxc.net.0.veth.pair");
goto non_test_error;
}
if (set_get_compare_clear_save_load_network(c, "lxc.net.0.veth.ipv4.route", "192.0.2.1/32", tmpf, true, "veth")) {
lxc_error("%s\n", "lxc.net.0.veth.ipv4.route");
return -1;
}
if (set_get_compare_clear_save_load_network(c, "lxc.net.0.veth.ipv6.route", "2001:db8::1/128", tmpf, true, "veth")) {
lxc_error("%s\n", "lxc.net.0.veth.ipv6.route");
return -1;
}
if (set_get_compare_clear_save_load(c, "lxc.net.0.script.up", "/some/up/path", tmpf, true)) {
lxc_error("%s\n", "lxc.net.0.script.up");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.0.script.down", "/some/down/path", tmpf, true)) {
lxc_error("%s\n", "lxc.net.0.script.down");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.0.hwaddr", "52:54:00:80:7a:5d", tmpf, true)) {
lxc_error("%s\n", "lxc.net.0.hwaddr");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.0.mtu", "2000", tmpf, true)) {
lxc_error("%s\n", "lxc.net.0.mtu");
goto non_test_error;
}
if (set_get_compare_clear_save_load_network(c, "lxc.net.0.vlan.id", "2", tmpf, true, "vlan")) {
lxc_error("%s\n", "lxc.net.0.vlan.id");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.0.ipv4.gateway", "10.0.2.2", tmpf, true)) {
lxc_error("%s\n", "lxc.net.0.ipv4.gateway");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.0.ipv6.gateway", "2003:db8:1::1", tmpf, true)) {
lxc_error("%s\n", "lxc.net.0.ipv6.gateway");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.0.ipv4.address", "10.0.2.3/24", tmpf, true)) {
lxc_error("%s\n", "lxc.net.0.ipv4.address");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.net.0.ipv6.address", "2003:db8:1:0:214:1234:fe0b:3596/64", tmpf, true)) {
lxc_error("%s\n", "lxc.net.0.ipv6.address");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.cgroup.dir", "lxd", tmpf, true)) {
lxc_error("%s\n", "lxc.cgroup.dir");
goto non_test_error;
}
if (set_and_clear_complete_netdev(c) < 0) {
lxc_error("%s\n", "failed to clear whole network");
goto non_test_error;
}
if (set_invalid_netdev(c) < 0) {
lxc_error("%s\n", "failed to reject invalid configuration");
goto non_test_error;
}
ret = set_get_compare_clear_save_load(c, "lxc.hook.version", "1", tmpf, true);
if (ret < 0) {
lxc_error("%s\n", "lxc.hook.version");
goto non_test_error;
}
ret = set_get_compare_clear_save_load(c, "lxc.hook.version", "2", tmpf, true);
if (ret == 0) {
lxc_error("%s\n", "lxc.hook.version");
goto non_test_error;
}
ret = set_get_compare_clear_save_load(c, "lxc.monitor.signal.pdeath", "SIGKILL", tmpf, true);
if (ret == 0) {
lxc_error("%s\n", "lxc.hook.version");
goto non_test_error;
}
if (set_get_compare_clear_save_load(c, "lxc.rootfs.managed", "1", tmpf, true) < 0) {
lxc_error("%s\n", "lxc.rootfs.managed");
goto non_test_error;
}
if (c->set_config_item(c, "lxc.notaconfigkey", "invalid")) {
lxc_error("%s\n", "Managed to set to set invalid config item \"lxc.notaconfigkey\" to \"invalid\"");
return -1;
}
fret = EXIT_SUCCESS;
non_test_error:
(void)unlink(tmpf);
(void)rmdir(dirname(c->configfile));
lxc_container_put(c);
exit(fret);
}
int main(int argc, char *argv[])
{
int ret;
struct lxc_container *c;
int fret = EXIT_FAILURE;
char v1[2], v2[256], v3[2048];
if ((c = lxc_container_new("testxyz", NULL)) == NULL) {
fprintf(stderr, "%d: error opening lxc_container %s\n", __LINE__, MYNAME);
exit(EXIT_FAILURE);
}
/* EXPECT SUCCESS: lxc.log.syslog with valid value. */
if (!c->set_config_item(c, "lxc.log.syslog", "local0")) {
lxc_error("%s\n", "Failed to set lxc.log.syslog.\n");
goto out;
}
ret = c->get_config_item(c, "lxc.log.syslog", v2, 255);
if (ret < 0) {
lxc_error("Failed to retrieve lxc.log.syslog: %d.\n", ret);
goto out;
}
if (strcmp(v2, "local0") != 0) {
lxc_error("Expected: local0 == %s.\n", v2);
goto out;
}
lxc_debug("Retrieving value for lxc.log.syslog correctly returned: %s.\n", v2);
/* EXPECT FAILURE: lxc.log.syslog with invalid value. */
if (c->set_config_item(c, "lxc.log.syslog", "NONSENSE")) {
lxc_error("%s\n", "Succeeded int setting lxc.log.syslog to invalid value \"NONSENSE\".\n");
goto out;
}
lxc_debug("%s\n", "Successfully failed to set lxc.log.syslog to invalid value.\n");
if (!c->set_config_item(c, "lxc.hook.pre-start", "hi there")) {
fprintf(stderr, "%d: failed to set hook.pre-start\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.hook.pre-start", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.hook.pre-start) returned %d\n", __LINE__, ret);
goto out;
}
fprintf(stderr, "lxc.hook.pre-start returned %d %s\n", ret, v2);
ret = c->get_config_item(c, "lxc.net", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item returned %d\n", __LINE__, ret);
goto out;
}
fprintf(stderr, "%d: get_config_item(lxc.net) returned %d %s\n", __LINE__, ret, v2);
if (!c->set_config_item(c, "lxc.tty.max", "4")) {
fprintf(stderr, "%d: failed to set tty\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.tty.max", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.tty) returned %d\n", __LINE__, ret);
goto out;
}
fprintf(stderr, "lxc.tty returned %d %s\n", ret, v2);
if (!c->set_config_item(c, "lxc.arch", "x86")) {
fprintf(stderr, "%d: failed to set arch\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.arch", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.arch) returned %d\n", __LINE__, ret);
goto out;
}
printf("lxc.arch returned %d %s\n", ret, v2);
if (!c->set_config_item(c, "lxc.init.uid", "100")) {
fprintf(stderr, "%d: failed to set init_uid\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.init.uid", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.init_uid) returned %d\n", __LINE__, ret);
goto out;
}
printf("lxc.init_uid returned %d %s\n", ret, v2);
if (!c->set_config_item(c, "lxc.init.gid", "100")) {
fprintf(stderr, "%d: failed to set init_gid\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.init.gid", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.init_gid) returned %d\n", __LINE__, ret);
goto out;
}
printf("lxc.init_gid returned %d %s\n", ret, v2);
#define HNAME "hostname1"
// demonstrate proper usage:
char *alloced;
int len;
if (!c->set_config_item(c, "lxc.uts.name", HNAME)) {
fprintf(stderr, "%d: failed to set utsname\n", __LINE__);
goto out;
}
len = c->get_config_item(c, "lxc.uts.name", NULL, 0); // query the size of the string
if (len < 0) {
fprintf(stderr, "%d: get_config_item(lxc.utsname) returned %d\n", __LINE__, len);
goto out;
}
printf("lxc.utsname returned %d\n", len);
// allocate the length of string + 1 for trailing \0
alloced = malloc(len+1);
if (!alloced) {
fprintf(stderr, "%d: failed to allocate %d bytes for utsname\n", __LINE__, len);
goto out;
}
// now pass in the malloc'd array, and pass in length of string + 1: again
// because we need room for the trailing \0
ret = c->get_config_item(c, "lxc.uts.name", alloced, len+1);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.utsname) returned %d\n", __LINE__, ret);
goto out;
}
if (strcmp(alloced, HNAME) != 0 || ret != len) {
fprintf(stderr, "lxc.utsname returned wrong value: %d %s not %d %s\n", ret, alloced, len, HNAME);
goto out;
}
printf("lxc.utsname returned %d %s\n", len, alloced);
free(alloced);
if (!c->set_config_item(c, "lxc.mount.entry", "hi there")) {
fprintf(stderr, "%d: failed to set mount.entry\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.mount.entry", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.mount.entry) returned %d\n", __LINE__, ret);
goto out;
}
printf("lxc.mount.entry returned %d %s\n", ret, v2);
ret = c->get_config_item(c, "lxc.prlimit", v3, 2047);
if (ret != 0) {
fprintf(stderr, "%d: get_config_item(limit) returned %d\n", __LINE__, ret);
goto out;
}
if (!c->set_config_item(c, "lxc.prlimit.nofile", "1234:unlimited")) {
fprintf(stderr, "%d: failed to set limit.nofile\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.prlimit.nofile", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.prlimit.nofile) returned %d\n", __LINE__, ret);
goto out;
}
if (strcmp(v2, "1234:unlimited")) {
fprintf(stderr, "%d: lxc.prlimit.nofile returned wrong value: %d %s not 14 1234:unlimited\n", __LINE__, ret, v2);
goto out;
}
printf("lxc.prlimit.nofile returned %d %s\n", ret, v2);
if (!c->set_config_item(c, "lxc.prlimit.stack", "unlimited")) {
fprintf(stderr, "%d: failed to set limit.stack\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.prlimit.stack", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.prlimit.stack) returned %d\n", __LINE__, ret);
goto out;
}
if (strcmp(v2, "unlimited")) {
fprintf(stderr, "%d: lxc.prlimit.stack returned wrong value: %d %s not 9 unlimited\n", __LINE__, ret, v2);
goto out;
}
printf("lxc.prlimit.stack returned %d %s\n", ret, v2);
#define LIMIT_STACK "lxc.prlimit.stack = unlimited\n"
#define ALL_LIMITS "lxc.prlimit.nofile = 1234:unlimited\n" LIMIT_STACK
ret = c->get_config_item(c, "lxc.prlimit", v3, 2047);
if (ret != sizeof(ALL_LIMITS)-1) {
fprintf(stderr, "%d: get_config_item(limit) returned %d\n", __LINE__, ret);
goto out;
}
if (strcmp(v3, ALL_LIMITS)) {
fprintf(stderr, "%d: lxc.prlimit returned wrong value: %d %s not %d %s\n", __LINE__, ret, v3, (int)sizeof(ALL_LIMITS)-1, ALL_LIMITS);
goto out;
}
printf("lxc.prlimit returned %d %s\n", ret, v3);
if (!c->clear_config_item(c, "lxc.prlimit.nofile")) {
fprintf(stderr, "%d: failed clearing limit.nofile\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.prlimit", v3, 2047);
if (ret != sizeof(LIMIT_STACK)-1) {
fprintf(stderr, "%d: get_config_item(limit) returned %d\n", __LINE__, ret);
goto out;
}
if (strcmp(v3, LIMIT_STACK)) {
fprintf(stderr, "%d: lxc.prlimit returned wrong value: %d %s not %d %s\n", __LINE__, ret, v3, (int)sizeof(LIMIT_STACK)-1, LIMIT_STACK);
goto out;
}
printf("lxc.prlimit returned %d %s\n", ret, v3);
#define SYSCTL_SOMAXCONN "lxc.sysctl.net.core.somaxconn = 256\n"
#define ALL_SYSCTLS "lxc.sysctl.net.ipv4.ip_forward = 1\n" SYSCTL_SOMAXCONN
ret = c->get_config_item(c, "lxc.sysctl", v3, 2047);
if (ret != 0) {
fprintf(stderr, "%d: get_config_item(sysctl) returned %d\n", __LINE__, ret);
goto out;
}
if (!c->set_config_item(c, "lxc.sysctl.net.ipv4.ip_forward", "1")) {
fprintf(stderr, "%d: failed to set lxc.sysctl.net.ipv4.ip_forward\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.sysctl.net.ipv4.ip_forward", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.sysctl.net.ipv4.ip_forward) returned %d\n", __LINE__, ret);
goto out;
}
if (strcmp(v2, "1")) {
fprintf(stderr, "%d: lxc.sysctl.net.ipv4.ip_forward returned wrong value: %d %s not 1\n", __LINE__, ret, v2);
goto out;
}
printf("lxc.sysctl.net.ipv4.ip_forward returned %d %s\n", ret, v2);
if (!c->set_config_item(c, "lxc.sysctl.net.core.somaxconn", "256")) {
fprintf(stderr, "%d: failed to set lxc.sysctl.net.core.somaxconn\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.sysctl.net.core.somaxconn", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.sysctl.net.core.somaxconn) returned %d\n", __LINE__, ret);
goto out;
}
if (strcmp(v2, "256")) {
fprintf(stderr, "%d: lxc.sysctl.net.core.somaxconn returned wrong value: %d %s not 256\n", __LINE__, ret, v2);
goto out;
}
printf("lxc.sysctl.net.core.somaxconn returned %d %s\n", ret, v2);
ret = c->get_config_item(c, "lxc.sysctl", v3, 2047);
if (ret != sizeof(ALL_SYSCTLS)-1) {
fprintf(stderr, "%d: get_config_item(sysctl) returned %d\n", __LINE__, ret);
goto out;
}
if (strcmp(v3, ALL_SYSCTLS)) {
fprintf(stderr, "%d: lxc.sysctl returned wrong value: %d %s not %d %s\n", __LINE__, ret, v3, (int)sizeof(ALL_SYSCTLS) - 1, ALL_SYSCTLS);
goto out;
}
printf("lxc.sysctl returned %d %s\n", ret, v3);
if (!c->clear_config_item(c, "lxc.sysctl.net.ipv4.ip_forward")) {
fprintf(stderr, "%d: failed clearing lxc.sysctl.net.ipv4.ip_forward\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.sysctl", v3, 2047);
if (ret != sizeof(SYSCTL_SOMAXCONN) - 1) {
fprintf(stderr, "%d: get_config_item(sysctl) returned %d\n", __LINE__, ret);
goto out;
}
if (strcmp(v3, SYSCTL_SOMAXCONN)) {
fprintf(stderr, "%d: lxc.sysctl returned wrong value: %d %s not %d %s\n", __LINE__, ret, v3, (int)sizeof(SYSCTL_SOMAXCONN) - 1, SYSCTL_SOMAXCONN);
goto out;
}
printf("lxc.sysctl returned %d %s\n", ret, v3);
#define PROC_OOM_SCORE_ADJ "lxc.proc.oom_score_adj = 10\n"
#define ALL_PROCS "lxc.proc.setgroups = allow\n" PROC_OOM_SCORE_ADJ
ret = c->get_config_item(c, "lxc.proc", v3, 2047);
if (ret != 0) {
fprintf(stderr, "%d: get_config_item(proc) returned %d\n", __LINE__, ret);
goto out;
}
if (!c->set_config_item(c, "lxc.proc.setgroups", "allow")) {
fprintf(stderr, "%d: failed to set lxc.proc.setgroups\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.proc.setgroups", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.proc.setgroups) returned %d\n", __LINE__, ret);
goto out;
}
if (strcmp(v2, "allow")) {
fprintf(stderr, "%d: lxc.proc.setgroups returned wrong value: %d %s not 10\n", __LINE__, ret, v2);
goto out;
}
printf("lxc.proc.setgroups returned %d %s\n", ret, v2);
if (!c->set_config_item(c, "lxc.proc.oom_score_adj", "10")) {
fprintf(stderr, "%d: failed to set lxc.proc.oom_score_adj\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.proc.oom_score_adj", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.proc.oom_score_adj) returned %d\n", __LINE__, ret);
goto out;
}
if (strcmp(v2, "10")) {
fprintf(stderr, "%d: lxc.proc.oom_score_adj returned wrong value: %d %s not 10\n", __LINE__, ret, v2);
goto out;
}
printf("lxc.proc.oom_score_adj returned %d %s\n", ret, v2);
ret = c->get_config_item(c, "lxc.proc", v3, 2047);
if (ret != sizeof(ALL_PROCS)-1) {
fprintf(stderr, "%d: get_config_item(proc) returned %d\n", __LINE__, ret);
goto out;
}
if (strcmp(v3, ALL_PROCS)) {
fprintf(stderr, "%d: lxc.proc returned wrong value: %d %s not %d %s\n", __LINE__, ret, v3, (int)sizeof(ALL_PROCS) - 1, ALL_PROCS);
goto out;
}
printf("lxc.proc returned %d %s\n", ret, v3);
if (!c->clear_config_item(c, "lxc.proc.setgroups")) {
fprintf(stderr, "%d: failed clearing lxc.proc.setgroups\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.proc", v3, 2047);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(proc) returned %d\n", __LINE__, ret);
goto out;
}
if (strcmp(v3, PROC_OOM_SCORE_ADJ)) {
fprintf(stderr, "%d: lxc.proc returned wrong value: %d %s not %d %s\n", __LINE__, ret, v3, (int)sizeof(PROC_OOM_SCORE_ADJ) - 1, PROC_OOM_SCORE_ADJ);
goto out;
}
printf("lxc.proc returned %d %s\n", ret, v3);
if (!c->set_config_item(c, "lxc.apparmor.profile", "unconfined")) {
fprintf(stderr, "%d: failed to set aa_profile\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.apparmor.profile", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.aa_profile) returned %d\n", __LINE__, ret);
goto out;
}
printf("lxc.aa_profile returned %d %s\n", ret, v2);
lxc_container_put(c);
// new test with real container
if ((c = lxc_container_new(MYNAME, NULL)) == NULL) {
fprintf(stderr, "%d: error opening lxc_container %s\n", __LINE__, MYNAME);
goto out;
}
c->destroy(c);
lxc_container_put(c);
if ((c = lxc_container_new(MYNAME, NULL)) == NULL) {
fprintf(stderr, "%d: error opening lxc_container %s\n", __LINE__, MYNAME);
goto out;
}
if (!c->createl(c, "busybox", NULL, NULL, 0, NULL)) {
fprintf(stderr, "%d: failed to create a trusty container\n", __LINE__);
goto out;
}
lxc_container_put(c);
/* XXX TODO load_config needs to clear out any old config first */
if ((c = lxc_container_new(MYNAME, NULL)) == NULL) {
fprintf(stderr, "%d: error opening lxc_container %s\n", __LINE__, MYNAME);
goto out;
}
ret = c->get_config_item(c, "lxc.cap.drop", NULL, 300);
if (ret < 5 || ret > 255) {
fprintf(stderr, "%d: get_config_item(lxc.cap.drop) with NULL returned %d\n", __LINE__, ret);
goto out;
}
ret = c->get_config_item(c, "lxc.cap.drop", v1, 1);
if (ret < 5 || ret > 255) {
fprintf(stderr, "%d: get_config_item(lxc.cap.drop) returned %d\n", __LINE__, ret);
goto out;
}
ret = c->get_config_item(c, "lxc.cap.drop", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.cap.drop) returned %d %s\n", __LINE__, ret, v2);
goto out;
}
printf("%d: get_config_item(lxc.cap.drop) returned %d %s\n", __LINE__, ret, v2);
ret = c->get_config_item(c, "lxc.net", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.net) returned %d\n", __LINE__, ret);
goto out;
}
printf("%d: get_config_item(lxc.net) returned %d %s\n", __LINE__, ret, v2);
if (!c->set_config_item(c, "lxc.net.0.type", "veth")) {
fprintf(stderr, "%d: failed to set lxc.net.0.type\n", __LINE__);
goto out;
}
if (!c->set_config_item(c, "lxc.net.0.link", "lxcbr0")) {
fprintf(stderr, "%d: failed to set network.link\n", __LINE__);
goto out;
}
if (!c->set_config_item(c, "lxc.net.0.flags", "up")) {
fprintf(stderr, "%d: failed to set network.flags\n", __LINE__);
goto out;
}
if (!c->set_config_item(c, "lxc.net.0.hwaddr", "00:16:3e:xx:xx:xx")) {
fprintf(stderr, "%d: failed to set network.hwaddr\n", __LINE__);
goto out;
}
if (!c->set_config_item(c, "lxc.net.0.ipv4.address", "10.2.3.4")) {
fprintf(stderr, "%d: failed to set ipv4\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.net.0.ipv4.address", v2, 255);
if (ret <= 0) {
fprintf(stderr, "%d: lxc.net.0.ipv4 returned %d\n", __LINE__, ret);
goto out;
}
if (!c->clear_config_item(c, "lxc.net.0.ipv4.address")) {
fprintf(stderr, "%d: failed clearing all ipv4 entries\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.net.0.ipv4.address", v2, 255);
if (ret != 0) {
fprintf(stderr, "%d: after clearing ipv4 entries get_item(lxc.network.0.ipv4 returned %d\n", __LINE__, ret);
goto out;
}
if (!c->set_config_item(c, "lxc.net.0.ipv4.gateway", "10.2.3.254")) {
fprintf(stderr, "%d: failed to set ipv4.gateway\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.net.0.ipv4.gateway", v2, 255);
if (ret <= 0) {
fprintf(stderr, "%d: lxc.net.0.ipv4.gateway returned %d\n", __LINE__, ret);
goto out;
}
if (!c->set_config_item(c, "lxc.net.0.ipv4.gateway", "")) {
fprintf(stderr, "%d: failed clearing ipv4.gateway\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.net.0.ipv4.gateway", v2, 255);
if (ret != 0) {
fprintf(stderr, "%d: after clearing ipv4.gateway get_item(lxc.network.0.ipv4.gateway returned %d\n", __LINE__, ret);
goto out;
}
ret = c->get_config_item(c, "lxc.net.0.link", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item returned %d\n", __LINE__, ret);
goto out;
}
printf("%d: get_config_item (link) returned %d %s\n", __LINE__, ret, v2);
ret = c->get_config_item(c, "lxc.net.0.name", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item returned %d\n", __LINE__, ret);
goto out;
}
printf("%d: get_config_item (name) returned %d %s\n", __LINE__, ret, v2);
if (!c->clear_config_item(c, "lxc.net")) {
fprintf(stderr, "%d: clear_config_item failed\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.net", v2, 255);
if (ret != 0) {
fprintf(stderr, "%d: network was not actually cleared (get_network returned %d)\n", __LINE__, ret);
goto out;
}
ret = c->get_config_item(c, "lxc.cgroup", v3, 2047);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(cgroup.devices) returned %d\n", __LINE__, ret);
goto out;
}
printf("%d: get_config_item (cgroup.devices) returned %d %s\n", __LINE__, ret, v3);
ret = c->get_config_item(c, "lxc.cgroup.devices.allow", v3, 2047);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(cgroup.devices.devices.allow) returned %d\n", __LINE__, ret);
goto out;
}
printf("%d: get_config_item (cgroup.devices.devices.allow) returned %d %s\n", __LINE__, ret, v3);
if (!c->clear_config_item(c, "lxc.cgroup")) {
fprintf(stderr, "%d: failed clearing lxc.cgroup\n", __LINE__);
goto out;
}
if (!c->clear_config_item(c, "lxc.cap.drop")) {
fprintf(stderr, "%d: failed clearing lxc.cap.drop\n", __LINE__);
goto out;
}
if (!c->clear_config_item(c, "lxc.mount.entry")) {
fprintf(stderr, "%d: failed clearing lxc.mount.entry\n", __LINE__);
goto out;
}
if (!c->clear_config_item(c, "lxc.hook")) {
fprintf(stderr, "%d: failed clearing lxc.hook\n", __LINE__);
goto out;
}
if (!lxc_config_item_is_supported("lxc.arch")) {
fprintf(stderr, "%d: failed to report \"lxc.arch\" as supported configuration item\n", __LINE__);
goto out;
}
if (lxc_config_item_is_supported("lxc.nonsense")) {
fprintf(stderr, "%d: failed to detect \"lxc.nonsense\" as unsupported configuration item\n", __LINE__);
goto out;
}
if (c->set_config_item(c, "lxc.notaconfigkey", "invalid")) {
fprintf(stderr, "%d: Managed to set \"lxc.notaconfigkey\"\n", __LINE__);
goto out;
}
printf("All get_item tests passed\n");
fret = EXIT_SUCCESS;
out:
if (c) {
c->destroy(c);
lxc_container_put(c);
}
exit(fret);
}
int main(int argc, char *argv[])
{
int i, j;
pthread_attr_t attr;
pthread_t threads[10];
struct thread_args args[10];
struct lxc_container *c;
int ret = EXIT_FAILURE;
c = lxc_container_new("state-server", NULL);
if (!c) {
lxc_error("%s", "Failed to create container \"state-server\"");
exit(ret);
}
if (c->is_defined(c)) {
lxc_error("%s\n", "Container \"state-server\" is defined");
goto on_error_put;
}
if (!c->createl(c, "busybox", NULL, NULL, 0, NULL)) {
lxc_error("%s\n", "Failed to create busybox container \"state-server\"");
goto on_error_put;
}
if (!c->is_defined(c)) {
lxc_error("%s\n", "Container \"state-server\" is not defined");
goto on_error_put;
}
c->clear_config(c);
if (!c->load_config(c, NULL)) {
lxc_error("%s\n", "Failed to load config for container \"state-server\"");
goto on_error_stop;
}
if (!c->want_daemonize(c, true)) {
lxc_error("%s\n", "Failed to mark container \"state-server\" daemonized");
goto on_error_stop;
}
pthread_attr_init(&attr);
for (j = 0; j < 10; j++) {
lxc_debug("Starting state server test iteration %d\n", j);
if (!c->startl(c, 0, NULL)) {
lxc_error("%s\n", "Failed to start container \"state-server\" daemonized");
goto on_error_stop;
}
sleep(5);
for (i = 0; i < 10; i++) {
int ret;
args[i].thread_id = i;
args[i].c = c;
args[i].timeout = -1;
/* test non-blocking shutdown request */
if (i == 0)
args[i].timeout = 0;
ret = pthread_create(&threads[i], &attr, state_wrapper, (void *) &args[i]);
if (ret != 0)
goto on_error_stop;
}
for (i = 0; i < 10; i++) {
int ret;
ret = pthread_join(threads[i], NULL);
if (ret != 0)
goto on_error_stop;
if (!args[i].success) {
lxc_error("State server thread %d failed\n", args[i].thread_id);
goto on_error_stop;
}
}
}
ret = EXIT_SUCCESS;
on_error_stop:
if (c->is_running(c) && !c->stop(c))
lxc_error("%s\n", "Failed to stop container \"state-server\"");
if (!c->destroy(c))
lxc_error("%s\n", "Failed to destroy container \"state-server\"");
on_error_put:
lxc_container_put(c);
if (ret == EXIT_SUCCESS)
lxc_debug("%s\n", "All state server tests passed");
exit(ret);
}
void *ns_sharing_wrapper(void *data)
{
int init_pid;
ssize_t ret;
char name[100];
char owning_ns_init_pid[100];
char proc_ns_path[4096];
char ns_buf[4096];
struct lxc_container *c;
struct thread_args *args = data;
lxc_debug("Starting namespace sharing thread %d\n", args->thread_id);
sprintf(name, "share-ns-%d", args->thread_id);
c = lxc_container_new(name, NULL);
if (!c) {
lxc_error("Failed to create container \"%s\"\n", name);
return NULL;
}
if (c->is_defined(c)) {
lxc_error("Container \"%s\" is defined\n", name);
goto out;
}
if (!c->createl(c, "busybox", NULL, NULL, 0, NULL)) {
lxc_error("Failed to create busybox container \"%s\"\n", name);
goto out;
}
if (!c->is_defined(c)) {
lxc_error("Container \"%s\" is not defined\n", name);
goto out;
}
if (!c->load_config(c, NULL)) {
lxc_error("Failed to load config for container \"%s\"\n", name);
goto out;
}
/* share ipc namespace by container name */
if (!c->set_config_item(c, "lxc.namespace.share.ipc", "owning-ns")) {
lxc_error("Failed to set \"lxc.namespace.share.ipc=owning-ns\" for container \"%s\"\n", name);
goto out;
}
/* clear all network configuration */
if (!c->set_config_item(c, "lxc.net", "")) {
lxc_error("Failed to set \"lxc.namespace.share.ipc=owning-ns\" for container \"%s\"\n", name);
goto out;
}
if (!c->set_config_item(c, "lxc.net.0.type", "empty")) {
lxc_error("Failed to set \"lxc.net.0.type=empty\" for container \"%s\"\n", name);
goto out;
}
sprintf(owning_ns_init_pid, "%d", args->init_pid);
/* share net namespace by pid */
if (!c->set_config_item(c, "lxc.namespace.share.net", owning_ns_init_pid)) {
lxc_error("Failed to set \"lxc.namespace.share.net=%s\" for container \"%s\"\n", owning_ns_init_pid, name);
goto out;
}
if (!c->want_daemonize(c, true)) {
lxc_error("Failed to mark container \"%s\" daemonized\n", name);
goto out;
}
if (!c->startl(c, 0, NULL)) {
lxc_error("Failed to start container \"%s\" daemonized\n", name);
goto out;
}
init_pid = c->init_pid(c);
if (init_pid < 0) {
lxc_error("Failed to retrieve init pid of container \"%s\"\n", name);
goto out;
}
/* Check whether we correctly inherited the ipc namespace. */
ret = snprintf(proc_ns_path, sizeof(proc_ns_path), "/proc/%d/ns/ipc", init_pid);
if (ret < 0 || (size_t)ret >= sizeof(proc_ns_path)) {
lxc_error("Failed to create string for container \"%s\"\n", name);
goto out;
}
ret = readlink(proc_ns_path, ns_buf, sizeof(ns_buf));
if (ret < 0 || (size_t)ret >= sizeof(ns_buf)) {
lxc_error("Failed to retrieve ipc namespace for container \"%s\"\n", name);
goto out;
}
ns_buf[ret] = '\0';
if (strcmp(args->inherited_ipc_ns, ns_buf) != 0) {
lxc_error("Failed to inherit ipc namespace from container \"owning-ns\": %s != %s\n", args->inherited_ipc_ns, ns_buf);
goto out;
}
lxc_debug("Inherited ipc namespace from container \"owning-ns\": %s == %s\n", args->inherited_ipc_ns, ns_buf);
/* Check whether we correctly inherited the net namespace. */
ret = snprintf(proc_ns_path, sizeof(proc_ns_path), "/proc/%d/ns/net", init_pid);
if (ret < 0 || (size_t)ret >= sizeof(proc_ns_path)) {
lxc_error("Failed to create string for container \"%s\"\n", name);
goto out;
}
ret = readlink(proc_ns_path, ns_buf, sizeof(ns_buf));
if (ret < 0 || (size_t)ret >= sizeof(ns_buf)) {
lxc_error("Failed to retrieve ipc namespace for container \"%s\"\n", name);
goto out;
}
ns_buf[ret] = '\0';
if (strcmp(args->inherited_net_ns, ns_buf) != 0) {
lxc_error("Failed to inherit net namespace from container \"owning-ns\": %s != %s\n", args->inherited_net_ns, ns_buf);
goto out;
}
lxc_debug("Inherited net namespace from container \"owning-ns\": %s == %s\n", args->inherited_net_ns, ns_buf);
args->success = true;
out:
if (c->is_running(c) && !c->stop(c)) {
lxc_error("Failed to stop container \"%s\"\n", name);
goto out;
}
if (!c->destroy(c)) {
lxc_error("Failed to destroy container \"%s\"\n", name);
goto out;
}
pthread_exit(NULL);
return NULL;
}
int main(int argc, char *argv[])
{
int i, init_pid, j;
char proc_ns_path[4096];
char ipc_ns_buf[4096];
char net_ns_buf[4096];
pthread_attr_t attr;
pthread_t threads[10];
struct thread_args args[10];
struct lxc_container *c;
int ret = EXIT_FAILURE;
c = lxc_container_new("owning-ns", NULL);
if (!c) {
lxc_error("%s", "Failed to create container \"owning-ns\"");
exit(ret);
}
if (c->is_defined(c)) {
lxc_error("%s\n", "Container \"owning-ns\" is defined");
goto on_error_put;
}
if (!c->createl(c, "busybox", NULL, NULL, 0, NULL)) {
lxc_error("%s\n", "Failed to create busybox container \"owning-ns\"");
goto on_error_put;
}
if (!c->is_defined(c)) {
lxc_error("%s\n", "Container \"owning-ns\" is not defined");
goto on_error_put;
}
c->clear_config(c);
if (!c->load_config(c, NULL)) {
lxc_error("%s\n", "Failed to load config for container \"owning-ns\"");
goto on_error_stop;
}
if (!c->want_daemonize(c, true)) {
lxc_error("%s\n", "Failed to mark container \"owning-ns\" daemonized");
goto on_error_stop;
}
if (!c->startl(c, 0, NULL)) {
lxc_error("%s\n", "Failed to start container \"owning-ns\" daemonized");
goto on_error_stop;
}
init_pid = c->init_pid(c);
if (init_pid < 0) {
lxc_error("%s\n", "Failed to retrieve init pid of container \"owning-ns\"");
goto on_error_stop;
}
/* record our ipc namespace */
ret = snprintf(proc_ns_path, sizeof(proc_ns_path), "/proc/%d/ns/ipc", init_pid);
if (ret < 0 || (size_t)ret >= sizeof(proc_ns_path)) {
lxc_error("%s\n", "Failed to create string for container \"owning-ns\"");
goto on_error_stop;
}
ret = readlink(proc_ns_path, ipc_ns_buf, sizeof(ipc_ns_buf));
if (ret < 0 || (size_t)ret >= sizeof(ipc_ns_buf)) {
lxc_error("%s\n", "Failed to retrieve ipc namespace for container \"owning-ns\"");
goto on_error_stop;
}
ipc_ns_buf[ret] = '\0';
/* record our net namespace */
ret = snprintf(proc_ns_path, sizeof(proc_ns_path), "/proc/%d/ns/net", init_pid);
if (ret < 0 || (size_t)ret >= sizeof(proc_ns_path)) {
lxc_error("%s\n", "Failed to create string for container \"owning-ns\"");
goto on_error_stop;
}
ret = readlink(proc_ns_path, net_ns_buf, sizeof(net_ns_buf));
if (ret < 0 || (size_t)ret >= sizeof(net_ns_buf)) {
lxc_error("%s\n", "Failed to retrieve ipc namespace for container \"owning-ns\"");
goto on_error_stop;
}
net_ns_buf[ret] = '\0';
sleep(5);
pthread_attr_init(&attr);
for (j = 0; j < 10; j++) {
lxc_debug("Starting namespace sharing test iteration %d\n", j);
for (i = 0; i < 10; i++) {
int ret;
args[i].thread_id = i;
args[i].success = false;
args[i].init_pid = init_pid;
args[i].inherited_ipc_ns = ipc_ns_buf;
args[i].inherited_net_ns = net_ns_buf;
ret = pthread_create(&threads[i], &attr, ns_sharing_wrapper, (void *) &args[i]);
if (ret != 0)
goto on_error_stop;
}
for (i = 0; i < 10; i++) {
int ret;
ret = pthread_join(threads[i], NULL);
if (ret != 0)
goto on_error_stop;
if (!args[i].success) {
lxc_error("ns sharing thread %d failed\n", args[i].thread_id);
goto on_error_stop;
}
}
}
ret = EXIT_SUCCESS;
on_error_stop:
if (c->is_running(c) && !c->stop(c))
lxc_error("%s\n", "Failed to stop container \"owning-ns\"");
if (!c->destroy(c))
lxc_error("%s\n", "Failed to destroy container \"owning-ns\"");
on_error_put:
lxc_container_put(c);
if (ret == EXIT_SUCCESS)
lxc_debug("%s\n", "All state namespace sharing tests passed");
exit(ret);
}
int main(int argc, char *argv[])
{
int ret = EXIT_FAILURE;
struct lxc_container *c;
char v1[2], v2[256], v3[2048];
if ((c = lxc_container_new("testxyz", NULL)) == NULL) {
fprintf(stderr, "%d: error opening lxc_container %s\n", __LINE__, MYNAME);
exit(EXIT_FAILURE);
}
/* EXPECT SUCCESS: lxc.syslog with valid value. */
if (!c->set_config_item(c, "lxc.syslog", "local0")) {
lxc_error("%s\n", "Failed to set lxc.syslog.\n");
goto out;
}
ret = c->get_config_item(c, "lxc.syslog", v2, 255);
if (ret < 0) {
lxc_error("Failed to retrieve lxc.syslog: %d.\n", ret);
goto out;
}
if (strcmp(v2, "local0") != 0) {
lxc_error("Expected: local0 == %s.\n", v2);
goto out;
}
lxc_debug("Retrieving value for lxc.syslog correctly returned: %s.\n", v2);
/* EXPECT FAILURE: lxc.syslog with invalid value. */
if (c->set_config_item(c, "lxc.syslog", "NONSENSE")) {
lxc_error("%s\n", "Succeeded int setting lxc.syslog to invalid value \"NONSENSE\".\n");
goto out;
}
lxc_debug("%s\n", "Successfully failed to set lxc.syslog to invalid value.\n");
if (!c->set_config_item(c, "lxc.hook.pre-start", "hi there")) {
fprintf(stderr, "%d: failed to set hook.pre-start\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.hook.pre-start", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.hook.pre-start) returned %d\n", __LINE__, ret);
goto out;
}
fprintf(stderr, "lxc.hook.pre-start returned %d %s\n", ret, v2);
ret = c->get_config_item(c, "lxc.network", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item returned %d\n", __LINE__, ret);
goto out;
}
fprintf(stderr, "%d: get_config_item(lxc.network) returned %d %s\n", __LINE__, ret, v2);
if (!c->set_config_item(c, "lxc.tty", "4")) {
fprintf(stderr, "%d: failed to set tty\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.tty", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.tty) returned %d\n", __LINE__, ret);
goto out;
}
fprintf(stderr, "lxc.tty returned %d %s\n", ret, v2);
if (!c->set_config_item(c, "lxc.arch", "x86")) {
fprintf(stderr, "%d: failed to set arch\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.arch", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.arch) returned %d\n", __LINE__, ret);
goto out;
}
printf("lxc.arch returned %d %s\n", ret, v2);
if (!c->set_config_item(c, "lxc.init_uid", "100")) {
fprintf(stderr, "%d: failed to set init_uid\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.init_uid", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.init_uid) returned %d\n", __LINE__, ret);
goto out;
}
printf("lxc.init_uid returned %d %s\n", ret, v2);
if (!c->set_config_item(c, "lxc.init_gid", "100")) {
fprintf(stderr, "%d: failed to set init_gid\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.init_gid", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.init_gid) returned %d\n", __LINE__, ret);
goto out;
}
printf("lxc.init_gid returned %d %s\n", ret, v2);
#define HNAME "hostname1"
// demonstrate proper usage:
char *alloced;
if (!c->set_config_item(c, "lxc.utsname", HNAME)) {
fprintf(stderr, "%d: failed to set utsname\n", __LINE__);
goto out;
}
int len;
len = c->get_config_item(c, "lxc.utsname", NULL, 0); // query the size of the string
if (len < 0) {
fprintf(stderr, "%d: get_config_item(lxc.utsname) returned %d\n", __LINE__, len);
goto out;
}
printf("lxc.utsname returned %d\n", len);
// allocate the length of string + 1 for trailing \0
alloced = malloc(len+1);
if (!alloced) {
fprintf(stderr, "%d: failed to allocate %d bytes for utsname\n", __LINE__, len);
goto out;
}
// now pass in the malloc'd array, and pass in length of string + 1: again
// because we need room for the trailing \0
ret = c->get_config_item(c, "lxc.utsname", alloced, len+1);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.utsname) returned %d\n", __LINE__, ret);
goto out;
}
if (strcmp(alloced, HNAME) != 0 || ret != len) {
fprintf(stderr, "lxc.utsname returned wrong value: %d %s not %d %s\n", ret, alloced, len, HNAME);
goto out;
}
printf("lxc.utsname returned %d %s\n", len, alloced);
free(alloced);
if (!c->set_config_item(c, "lxc.mount.entry", "hi there")) {
fprintf(stderr, "%d: failed to set mount.entry\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.mount.entry", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.mount.entry) returned %d\n", __LINE__, ret);
goto out;
}
printf("lxc.mount.entry returned %d %s\n", ret, v2);
if (!c->set_config_item(c, "lxc.aa_profile", "unconfined")) {
fprintf(stderr, "%d: failed to set aa_profile\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.aa_profile", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.aa_profile) returned %d\n", __LINE__, ret);
goto out;
}
printf("lxc.aa_profile returned %d %s\n", ret, v2);
lxc_container_put(c);
// new test with real container
if ((c = lxc_container_new(MYNAME, NULL)) == NULL) {
fprintf(stderr, "%d: error opening lxc_container %s\n", __LINE__, MYNAME);
goto out;
}
c->destroy(c);
lxc_container_put(c);
if ((c = lxc_container_new(MYNAME, NULL)) == NULL) {
fprintf(stderr, "%d: error opening lxc_container %s\n", __LINE__, MYNAME);
goto out;
}
if (!c->createl(c, "busybox", NULL, NULL, 0, NULL)) {
fprintf(stderr, "%d: failed to create a trusty container\n", __LINE__);
goto out;
}
lxc_container_put(c);
/* XXX TODO load_config needs to clear out any old config first */
if ((c = lxc_container_new(MYNAME, NULL)) == NULL) {
fprintf(stderr, "%d: error opening lxc_container %s\n", __LINE__, MYNAME);
goto out;
}
ret = c->get_config_item(c, "lxc.cap.drop", NULL, 300);
if (ret < 5 || ret > 255) {
fprintf(stderr, "%d: get_config_item(lxc.cap.drop) with NULL returned %d\n", __LINE__, ret);
goto out;
}
ret = c->get_config_item(c, "lxc.cap.drop", v1, 1);
if (ret < 5 || ret > 255) {
fprintf(stderr, "%d: get_config_item(lxc.cap.drop) returned %d\n", __LINE__, ret);
goto out;
}
ret = c->get_config_item(c, "lxc.cap.drop", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(lxc.cap.drop) returned %d %s\n", __LINE__, ret, v2);
goto out;
}
printf("%d: get_config_item(lxc.cap.drop) returned %d %s\n", __LINE__, ret, v2);
ret = c->get_config_item(c, "lxc.network", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item returned %d\n", __LINE__, ret);
goto out;
}
printf("%d: get_config_item(lxc.network) returned %d %s\n", __LINE__, ret, v2);
if (!c->set_config_item(c, "lxc.network.ipv4", "10.2.3.4")) {
fprintf(stderr, "%d: failed to set ipv4\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.network.0.ipv4", v2, 255);
if (ret <= 0) {
fprintf(stderr, "%d: lxc.network.0.ipv4 returned %d\n", __LINE__, ret);
goto out;
}
if (!c->clear_config_item(c, "lxc.network.0.ipv4")) {
fprintf(stderr, "%d: failed clearing all ipv4 entries\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.network.0.ipv4", v2, 255);
if (ret != 0) {
fprintf(stderr, "%d: after clearing ipv4 entries get_item(lxc.network.0.ipv4 returned %d\n", __LINE__, ret);
goto out;
}
if (!c->set_config_item(c, "lxc.network.ipv4.gateway", "10.2.3.254")) {
fprintf(stderr, "%d: failed to set ipv4.gateway\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.network.0.ipv4.gateway", v2, 255);
if (ret <= 0) {
fprintf(stderr, "%d: lxc.network.0.ipv4.gateway returned %d\n", __LINE__, ret);
goto out;
}
if (!c->set_config_item(c, "lxc.network.0.ipv4.gateway", "")) {
fprintf(stderr, "%d: failed clearing ipv4.gateway\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.network.0.ipv4.gateway", v2, 255);
if (ret != 0) {
fprintf(stderr, "%d: after clearing ipv4.gateway get_item(lxc.network.0.ipv4.gateway returned %d\n", __LINE__, ret);
goto out;
}
ret = c->get_config_item(c, "lxc.network.0.link", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item returned %d\n", __LINE__, ret);
goto out;
}
printf("%d: get_config_item (link) returned %d %s\n", __LINE__, ret, v2);
ret = c->get_config_item(c, "lxc.network.0.name", v2, 255);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item returned %d\n", __LINE__, ret);
goto out;
}
printf("%d: get_config_item (name) returned %d %s\n", __LINE__, ret, v2);
if (!c->clear_config_item(c, "lxc.network")) {
fprintf(stderr, "%d: clear_config_item failed\n", __LINE__);
goto out;
}
ret = c->get_config_item(c, "lxc.network", v2, 255);
if (ret != 0) {
fprintf(stderr, "%d: network was not actually cleared (get_network returned %d)\n", __LINE__, ret);
goto out;
}
ret = c->get_config_item(c, "lxc.cgroup", v3, 2047);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(cgroup.devices) returned %d\n", __LINE__, ret);
goto out;
}
printf("%d: get_config_item (cgroup.devices) returned %d %s\n", __LINE__, ret, v3);
ret = c->get_config_item(c, "lxc.cgroup.devices.allow", v3, 2047);
if (ret < 0) {
fprintf(stderr, "%d: get_config_item(cgroup.devices.devices.allow) returned %d\n", __LINE__, ret);
goto out;
}
printf("%d: get_config_item (cgroup.devices.devices.allow) returned %d %s\n", __LINE__, ret, v3);
if (!c->clear_config_item(c, "lxc.cgroup")) {
fprintf(stderr, "%d: failed clearing lxc.cgroup\n", __LINE__);
goto out;
}
if (!c->clear_config_item(c, "lxc.cap.drop")) {
fprintf(stderr, "%d: failed clearing lxc.cap.drop\n", __LINE__);
goto out;
}
if (!c->clear_config_item(c, "lxc.mount.entry")) {
fprintf(stderr, "%d: failed clearing lxc.mount.entry\n", __LINE__);
goto out;
}
if (!c->clear_config_item(c, "lxc.hook")) {
fprintf(stderr, "%d: failed clearing lxc.hook\n", __LINE__);
goto out;
}
printf("All get_item tests passed\n");
ret = EXIT_SUCCESS;
out:
c->destroy(c);
lxc_container_put(c);
exit(ret);
}
