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-rw-r--r--src/test/test-namespace.c136
1 files changed, 136 insertions, 0 deletions
diff --git a/src/test/test-namespace.c b/src/test/test-namespace.c
new file mode 100644
index 0000000..cc2efec
--- /dev/null
+++ b/src/test/test-namespace.c
@@ -0,0 +1,136 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#include <sys/socket.h>
+
+#include "alloc-util.h"
+#include "fd-util.h"
+#include "namespace.h"
+#include "process-util.h"
+#include "string-util.h"
+#include "tests.h"
+#include "util.h"
+
+static void test_tmpdir(const char *id, const char *A, const char *B) {
+ _cleanup_free_ char *a, *b;
+ struct stat x, y;
+ char *c, *d;
+
+ assert_se(setup_tmp_dirs(id, &a, &b) == 0);
+ assert_se(startswith(a, A));
+ assert_se(startswith(b, B));
+
+ assert_se(stat(a, &x) >= 0);
+ assert_se(stat(b, &y) >= 0);
+
+ assert_se(S_ISDIR(x.st_mode));
+ assert_se(S_ISDIR(y.st_mode));
+
+ assert_se((x.st_mode & 01777) == 0700);
+ assert_se((y.st_mode & 01777) == 0700);
+
+ c = strjoina(a, "/tmp");
+ d = strjoina(b, "/tmp");
+
+ assert_se(stat(c, &x) >= 0);
+ assert_se(stat(d, &y) >= 0);
+
+ assert_se(S_ISDIR(x.st_mode));
+ assert_se(S_ISDIR(y.st_mode));
+
+ assert_se((x.st_mode & 01777) == 01777);
+ assert_se((y.st_mode & 01777) == 01777);
+
+ assert_se(rmdir(c) >= 0);
+ assert_se(rmdir(d) >= 0);
+
+ assert_se(rmdir(a) >= 0);
+ assert_se(rmdir(b) >= 0);
+}
+
+static int test_netns(void) {
+ _cleanup_close_pair_ int s[2] = { -1, -1 };
+ pid_t pid1, pid2, pid3;
+ int r, n = 0;
+ siginfo_t si;
+
+ if (geteuid() > 0)
+ return log_tests_skipped("not root");
+
+ assert_se(socketpair(AF_UNIX, SOCK_DGRAM, 0, s) >= 0);
+
+ pid1 = fork();
+ assert_se(pid1 >= 0);
+
+ if (pid1 == 0) {
+ r = setup_netns(s);
+ assert_se(r >= 0);
+ _exit(r);
+ }
+
+ pid2 = fork();
+ assert_se(pid2 >= 0);
+
+ if (pid2 == 0) {
+ r = setup_netns(s);
+ assert_se(r >= 0);
+ exit(r);
+ }
+
+ pid3 = fork();
+ assert_se(pid3 >= 0);
+
+ if (pid3 == 0) {
+ r = setup_netns(s);
+ assert_se(r >= 0);
+ exit(r);
+ }
+
+ r = wait_for_terminate(pid1, &si);
+ assert_se(r >= 0);
+ assert_se(si.si_code == CLD_EXITED);
+ n += si.si_status;
+
+ r = wait_for_terminate(pid2, &si);
+ assert_se(r >= 0);
+ assert_se(si.si_code == CLD_EXITED);
+ n += si.si_status;
+
+ r = wait_for_terminate(pid3, &si);
+ assert_se(r >= 0);
+ assert_se(si.si_code == CLD_EXITED);
+ n += si.si_status;
+
+ assert_se(n == 1);
+ return EXIT_SUCCESS;
+}
+
+int main(int argc, char *argv[]) {
+ sd_id128_t bid;
+ char boot_id[SD_ID128_STRING_MAX];
+ _cleanup_free_ char *x = NULL, *y = NULL, *z = NULL, *zz = NULL;
+
+ test_setup_logging(LOG_INFO);
+
+ if (!have_namespaces()) {
+ log_tests_skipped("Don't have namespace support");
+ return EXIT_TEST_SKIP;
+ }
+
+ assert_se(sd_id128_get_boot(&bid) >= 0);
+ sd_id128_to_string(bid, boot_id);
+
+ x = strjoin("/tmp/systemd-private-", boot_id, "-abcd.service-");
+ y = strjoin("/var/tmp/systemd-private-", boot_id, "-abcd.service-");
+ assert_se(x && y);
+
+ test_tmpdir("abcd.service", x, y);
+
+ z = strjoin("/tmp/systemd-private-", boot_id, "-sys-devices-pci0000:00-0000:00:1a.0-usb3-3\\x2d1-3\\x2d1:1.0-bluetooth-hci0.device-");
+ zz = strjoin("/var/tmp/systemd-private-", boot_id, "-sys-devices-pci0000:00-0000:00:1a.0-usb3-3\\x2d1-3\\x2d1:1.0-bluetooth-hci0.device-");
+
+ assert_se(z && zz);
+
+ test_tmpdir("sys-devices-pci0000:00-0000:00:1a.0-usb3-3\\x2d1-3\\x2d1:1.0-bluetooth-hci0.device", z, zz);
+
+ return test_netns();
+}