From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 11 Mar 2025 05:06:40 +0000 (+0100)
Subject: test: add test for nsresourced
X-Git-Tag: v258-rc1~1062^2~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ef197d6ab20e5231ffc58e30e94cb85bd68242b8;p=thirdparty%2Fsystemd.git

test: add test for nsresourced
---

diff --git a/src/test/meson.build b/src/test/meson.build
index e86a28f8761..14d813fee10 100644
--- a/src/test/meson.build
+++ b/src/test/meson.build
@@ -132,6 +132,7 @@ simple_tests += files(
         'test-modhex.c',
         'test-mountpoint-util.c',
         'test-net-naming-scheme.c',
+        'test-nsresource.c',
         'test-nulstr-util.c',
         'test-open-file.c',
         'test-ordered-set.c',
diff --git a/src/test/test-nsresource.c b/src/test/test-nsresource.c
new file mode 100644
index 00000000000..804b63f8ee4
--- /dev/null
+++ b/src/test/test-nsresource.c
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include <net/if.h>
+
+#include "fd-util.h"
+#include "namespace-util.h"
+#include "nsresource.h"
+#include "tests.h"
+
+TEST(delegatetap) {
+        int r;
+
+        _cleanup_close_ int userns_fd = userns_acquire_self_root();
+        if (ERRNO_IS_NEG_PRIVILEGE(userns_fd) || ERRNO_IS_NEG_NOT_SUPPORTED(userns_fd))
+                return (void) log_tests_skipped_errno(userns_fd, "User namespaces not available");
+        ASSERT_OK(userns_fd);
+
+        r = nsresource_register_userns("foobar", userns_fd);
+        if (ERRNO_IS_NEG_DISCONNECT(r) || r == -ENOENT || ERRNO_IS_NEG_NOT_SUPPORTED(r))
+                return (void) log_tests_skipped_errno(r, "systemd-nsresourced cannot be reached");
+        ASSERT_OK(r);
+
+        _cleanup_free_ char *ifname = NULL;
+        _cleanup_close_ int tap_fd = nsresource_add_netif_tap(userns_fd, &ifname);
+        if (ERRNO_IS_NEG_NOT_SUPPORTED(tap_fd))
+                return (void) log_tests_skipped_errno(tap_fd, "tap device support not available");
+        ASSERT_OK(tap_fd);
+
+        ASSERT_GE(if_nametoindex(ifname), 2U);
+}
+
+DEFINE_TEST_MAIN(LOG_DEBUG);