s3:torture: add test LOCAL-MESSAGING-FDPASS1

Verify that a process can not pass an fd to itself.

Signed-off-by: Michael Adam <obnox@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>

1 files changed, 77 insertions, 0 deletions

diff --git a/source3/torture/test_messaging_fd_passing.c b/source3/torture/test_messaging_fd_passing.c
new file mode 100644
index 00000000000..b860939d46e
--- /dev/null
+++ b/source3/torture/test_messaging_fd_passing.c
@@ -0,0 +1,77 @@
+/*
+   Unix SMB/CIFS implementation.
+   Test for fd passing with messaging
+
+   Copyright (C) Michael Adam 2014
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "torture/proto.h"
+#include "lib/util/tevent_unix.h"
+#include "messages.h"
+
+/**
+ * test fdpass1:
+ *
+ * Try to pass an fd to the sending process - fails.
+ */
+bool run_messaging_fdpass1(int dummy)
+{
+	struct tevent_context *ev = NULL;
+	struct messaging_context *msg_ctx = NULL;
+	bool retval = false;
+	int pipe_fds[2];
+	int pass_fds[1] = { 0 };
+	int ret;
+	NTSTATUS status;
+	struct server_id dst;
+	TALLOC_CTX *frame = talloc_stackframe();
+
+	ev = samba_tevent_context_init(frame);
+	if (ev == NULL) {
+		fprintf(stderr, "tevent_context_init failed\n");
+		goto fail;
+	}
+	msg_ctx = messaging_init(ev, ev);
+	if (msg_ctx == NULL) {
+		fprintf(stderr, "messaging_init failed\n");
+		goto fail;
+	}
+
+	dst = messaging_server_id(msg_ctx);
+
+	ret = pipe(pipe_fds);
+	if (ret != 0) {
+		perror("pipe failed");
+		goto fail;
+	}
+
+	pass_fds[0] = pipe_fds[0];
+
+	status = messaging_send_iov(msg_ctx, dst, MSG_PING, NULL, 0,
+				    pass_fds, 1);
+	if (!NT_STATUS_EQUAL(status, NT_STATUS_NOT_SUPPORTED)) {
+		fprintf(stderr,
+			"messaging_send_iov gave: %s\n", nt_errstr(status));
+		goto fail;
+	}
+
+	retval = true;
+
+fail:
+	TALLOC_FREE(frame);
+	return retval;
+}