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1 | /* |
2 | * Copyright (c) 2010 Nicira Networks. | |
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 | ||
19 | #include <errno.h> | |
20 | #include <signal.h> | |
21 | #include <unistd.h> | |
22 | ||
23 | #include "util.h" | |
24 | #include "socket-util.h" | |
25 | ||
26 | int | |
27 | 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, 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, 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 | return 0; | |
64 | } |