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-rw-r--r--tools/testing/selftests/net/af_unix/unix_connect.c148
1 files changed, 148 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/af_unix/unix_connect.c b/tools/testing/selftests/net/af_unix/unix_connect.c
new file mode 100644
index 000000000..d799fd8f5
--- /dev/null
+++ b/tools/testing/selftests/net/af_unix/unix_connect.c
@@ -0,0 +1,148 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#define _GNU_SOURCE
+#include <sched.h>
+
+#include <stddef.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include <sys/socket.h>
+#include <sys/un.h>
+
+#include "../../kselftest_harness.h"
+
+FIXTURE(unix_connect)
+{
+ int server, client;
+ int family;
+};
+
+FIXTURE_VARIANT(unix_connect)
+{
+ int type;
+ char sun_path[8];
+ int len;
+ int flags;
+ int err;
+};
+
+FIXTURE_VARIANT_ADD(unix_connect, stream_pathname)
+{
+ .type = SOCK_STREAM,
+ .sun_path = "test",
+ .len = 4 + 1,
+ .flags = 0,
+ .err = 0,
+};
+
+FIXTURE_VARIANT_ADD(unix_connect, stream_abstract)
+{
+ .type = SOCK_STREAM,
+ .sun_path = "\0test",
+ .len = 5,
+ .flags = 0,
+ .err = 0,
+};
+
+FIXTURE_VARIANT_ADD(unix_connect, stream_pathname_netns)
+{
+ .type = SOCK_STREAM,
+ .sun_path = "test",
+ .len = 4 + 1,
+ .flags = CLONE_NEWNET,
+ .err = 0,
+};
+
+FIXTURE_VARIANT_ADD(unix_connect, stream_abstract_netns)
+{
+ .type = SOCK_STREAM,
+ .sun_path = "\0test",
+ .len = 5,
+ .flags = CLONE_NEWNET,
+ .err = ECONNREFUSED,
+};
+
+FIXTURE_VARIANT_ADD(unix_connect, dgram_pathname)
+{
+ .type = SOCK_DGRAM,
+ .sun_path = "test",
+ .len = 4 + 1,
+ .flags = 0,
+ .err = 0,
+};
+
+FIXTURE_VARIANT_ADD(unix_connect, dgram_abstract)
+{
+ .type = SOCK_DGRAM,
+ .sun_path = "\0test",
+ .len = 5,
+ .flags = 0,
+ .err = 0,
+};
+
+FIXTURE_VARIANT_ADD(unix_connect, dgram_pathname_netns)
+{
+ .type = SOCK_DGRAM,
+ .sun_path = "test",
+ .len = 4 + 1,
+ .flags = CLONE_NEWNET,
+ .err = 0,
+};
+
+FIXTURE_VARIANT_ADD(unix_connect, dgram_abstract_netns)
+{
+ .type = SOCK_DGRAM,
+ .sun_path = "\0test",
+ .len = 5,
+ .flags = CLONE_NEWNET,
+ .err = ECONNREFUSED,
+};
+
+FIXTURE_SETUP(unix_connect)
+{
+ self->family = AF_UNIX;
+}
+
+FIXTURE_TEARDOWN(unix_connect)
+{
+ close(self->server);
+ close(self->client);
+
+ if (variant->sun_path[0])
+ remove("test");
+}
+
+TEST_F(unix_connect, test)
+{
+ socklen_t addrlen;
+ struct sockaddr_un addr = {
+ .sun_family = self->family,
+ };
+ int err;
+
+ self->server = socket(self->family, variant->type, 0);
+ ASSERT_NE(-1, self->server);
+
+ addrlen = offsetof(struct sockaddr_un, sun_path) + variant->len;
+ memcpy(&addr.sun_path, variant->sun_path, variant->len);
+
+ err = bind(self->server, (struct sockaddr *)&addr, addrlen);
+ ASSERT_EQ(0, err);
+
+ if (variant->type == SOCK_STREAM) {
+ err = listen(self->server, 32);
+ ASSERT_EQ(0, err);
+ }
+
+ err = unshare(variant->flags);
+ ASSERT_EQ(0, err);
+
+ self->client = socket(self->family, variant->type, 0);
+ ASSERT_LT(0, self->client);
+
+ err = connect(self->client, (struct sockaddr *)&addr, addrlen);
+ ASSERT_EQ(variant->err, err == -1 ? errno : 0);
+}
+
+TEST_HARNESS_MAIN