Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 262 insertions, 0 deletions

diff --git a/ctdb/tests/src/porting_tests.c b/ctdb/tests/src/porting_tests.c
new file mode 100644
index 0000000..00618d2
--- /dev/null
+++ b/ctdb/tests/src/porting_tests.c
@@ -0,0 +1,262 @@
+/*
+   Test porting lib (common/system_*.c)
+
+   Copyright (C) Mathieu Parent 2013
+
+   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 "replace.h"
+#include "system/filesys.h"
+#include "system/network.h"
+
+#include <popt.h>
+#include <talloc.h>
+#include <tevent.h>
+#include <tdb.h>
+#include <assert.h>
+
+#include "lib/util/debug.h"
+#include "lib/util/blocking.h"
+
+#include "protocol/protocol.h"
+#include "common/system.h"
+#include "common/logging.h"
+
+
+static struct {
+	const char *socketname;
+	const char *debuglevel;
+	pid_t helper_pid;
+	int socket;
+} globals = {
+	.socketname = "/tmp/test.sock"
+};
+
+
+
+/*
+  Socket functions
+*/
+/*
+  create a unix domain socket and bind it
+  return a file descriptor open on the socket
+*/
+static int socket_server_create(void)
+{
+	struct sockaddr_un addr;
+	int ret;
+
+	globals.socket = socket(AF_UNIX, SOCK_STREAM, 0);
+	assert(globals.socket != -1);
+
+	set_close_on_exec(globals.socket);
+	//set_blocking(globals.socket, false);
+
+	memset(&addr, 0, sizeof(addr));
+	addr.sun_family = AF_UNIX;
+	strncpy(addr.sun_path, globals.socketname, sizeof(addr.sun_path)-1);
+
+	ret = bind(globals.socket, (struct sockaddr *)&addr, sizeof(addr));
+	assert(ret == 0);
+
+	ret = chown(globals.socketname, geteuid(), getegid());
+	assert(ret == 0);
+
+	ret = chmod(globals.socketname, 0700);
+	assert(ret == 0);
+
+	ret = listen(globals.socket, 100);
+	assert(ret == 0);
+
+	return 0;
+}
+
+static int socket_server_wait_peer(void)
+{
+	struct sockaddr_un addr;
+	socklen_t len;
+	int fd;
+
+	memset(&addr, 0, sizeof(addr));
+	len = sizeof(addr);
+	fd = accept(globals.socket, (struct sockaddr *)&addr, &len);
+	assert(fd != -1);
+
+	//set_blocking(fd, false);
+	set_close_on_exec(fd);
+	return fd;
+}
+
+static int socket_server_close(void)
+{
+	int ret;
+
+	ret = close(globals.socket);
+	assert(ret == 0);
+
+	ret = unlink(globals.socketname);
+	assert(ret == 0);
+
+	return 0;
+}
+
+static int socket_client_connect(void)
+{
+	struct sockaddr_un addr;
+	int client = 0;
+	int ret;
+
+	client = socket(AF_UNIX, SOCK_STREAM, 0);
+	assert(client != -1);
+
+	memset(&addr, 0, sizeof(addr));
+	addr.sun_family = AF_UNIX;
+	strncpy(addr.sun_path, globals.socketname, sizeof(addr.sun_path)-1);
+
+	ret = connect(client, (struct sockaddr *)&addr, sizeof(addr));
+	assert(ret == 0);
+
+	return client;
+}
+
+static int socket_client_close(int client)
+{
+	int ret;
+
+	ret = close(client);
+	assert(ret == 0);
+
+	return 0;
+}
+
+/*
+  forked program
+*/
+static int fork_helper(void)
+{
+	pid_t pid;
+	int client;
+
+	pid = fork();
+	assert(pid != -1);
+
+	if (pid == 0) { // Child
+		pid = getppid();
+		client = socket_client_connect();
+		while (kill(pid, 0) == 0) {
+			sleep(1);
+		}
+		socket_client_close(client);
+		exit(0);
+	} else {
+		globals.helper_pid = pid;
+	}
+	return 0;
+}
+
+/*
+  tests
+*/
+static int test_ctdb_sys_check_iface_exists(void)
+{
+	bool test1, test2;
+
+	test1 = ctdb_sys_check_iface_exists("unlikely123xyz");
+	assert(!test1);
+
+	/* Linux and others */
+	test1 = ctdb_sys_check_iface_exists("lo");
+	/* FreeBSD */
+	test2 = ctdb_sys_check_iface_exists("lo0");
+	assert(test1 || test2);
+
+	return 0;
+}
+
+static int test_ctdb_get_peer_pid(void)
+{
+	int ret;
+	int fd;
+	pid_t peer_pid = 0;
+
+	fd = socket_server_wait_peer();
+
+	ret = ctdb_get_peer_pid(fd, &peer_pid);
+	assert(ret == 0 || ret == ENOSYS);
+
+	if (ret == 0) {
+		assert(peer_pid == globals.helper_pid);
+
+		kill(peer_pid, SIGTERM);
+	} else {
+		kill(globals.helper_pid, SIGTERM);
+	}
+
+	close(fd);
+	return 0;
+}
+
+/*
+  main program
+*/
+int main(int argc, const char *argv[])
+{
+	struct poptOption popt_options[] = {
+		POPT_AUTOHELP
+		{ "socket", 0, POPT_ARG_STRING, &globals.socketname, 0, "local socket name", "filename" },
+		POPT_TABLEEND
+	};
+	int opt, ret;
+	const char **extra_argv;
+	int extra_argc = 0;
+	poptContext pc;
+
+	pc = poptGetContext(argv[0], argc, argv, popt_options, POPT_CONTEXT_KEEP_FIRST);
+
+	while ((opt = poptGetNextOpt(pc)) != -1) {
+		switch (opt) {
+		default:
+			fprintf(stderr, "Invalid option %s: %s\n",
+				poptBadOption(pc, 0), poptStrerror(opt));
+			exit(1);
+		}
+	}
+
+	/* setup the remaining options for the main program to use */
+	extra_argv = poptGetArgs(pc);
+	if (extra_argv) {
+		extra_argv++;
+		while (extra_argv[extra_argc]) extra_argc++;
+	}
+
+	assert(globals.socketname != NULL);
+
+	ret = socket_server_create();
+	assert(ret == 0);
+
+	/* FIXME: Test tcp_checksum6, tcp_checksum */
+	/* FIXME: Test ctdb_sys_send_arp, ctdb_sys_send_tcp */
+	/* FIXME: Test ctdb_sys_{open,close}_capture_socket, ctdb_sys_read_tcp_packet */
+	test_ctdb_sys_check_iface_exists();
+
+	ret = fork_helper();
+	assert(ret == 0);
+	test_ctdb_get_peer_pid();
+
+	ret = socket_server_close();
+	assert(ret == 0);
+
+	return 0;
+}