tests/test-unix-socket.c

   1 /*
   2  * Copyright (c) 2010, 2012, 2014 Nicira, Inc.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at:
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include <config.h>
  18 #undef NDEBUG
  19 #include "socket-util.h"
  20 #include <errno.h>
  21 #include <signal.h>
  22 #include <unistd.h>
  23 #include "ovstest.h"
  24 #include "util.h"
  25
  26 static void
  27 test_unix_socket_main(int argc, char *argv[])
  28 {
  29     const char *sockname1;
  30     const char *sockname2;
  31     int sock1, sock2;
  32
  33     set_program_name(argv[0]);
  34
  35     if (argc != 2 && argc != 3) {
  36         ovs_fatal(0, "usage: %s SOCKETNAME1 [SOCKETNAME2]", argv[0]);
  37     }
  38     sockname1 = argv[1];
  39     sockname2 = argc > 2 ? argv[2] : sockname1;
  40
  41     signal(SIGALRM, SIG_DFL);
  42     alarm(5);
  43
  44     /* Create a listening socket under name 'sockname1'. */
  45     sock1 = make_unix_socket(SOCK_STREAM, false, sockname1, NULL);
  46     if (sock1 < 0) {
  47         ovs_fatal(-sock1, "%s: bind failed", sockname1);
  48     }
  49     if (listen(sock1, 1)) {
  50         ovs_fatal(errno, "%s: listen failed", sockname1);
  51     }
  52
  53     /* Connect to 'sockname2' (which should be the same file, perhaps under a
  54      * different name). */
  55     sock2 = make_unix_socket(SOCK_STREAM, false, NULL, sockname2);
  56     if (sock2 < 0) {
  57         ovs_fatal(-sock2, "%s: connect failed", sockname2);
  58     }
  59
  60     close(sock1);
  61     close(sock2);
  62 }
  63
  64 OVSTEST_REGISTER("test-unix-socket", test_unix_socket_main);