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1 #
2 # Copyright (c) 2010, 2012, 2013 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 import os
17 import signal
18 import socket
19 import sys
20
21 import ovs.socket_util
22 from ovs.fatal_signal import signal_alarm
23
24
25 def main(argv):
26 if len(argv) not in (2, 3):
27 sys.stderr.write("usage: %s SOCKETNAME1 [SOCKETNAME2]", argv[0])
28 sys.exit(1)
29
30 sockname1 = argv[1]
31 if len(argv) > 2:
32 sockname2 = argv[2]
33 else:
34 sockname2 = sockname1
35
36 signal.signal(signal.SIGALRM, signal.SIG_DFL)
37 signal_alarm(5)
38
39 # Create a listening socket under name 'sockname1'.
40 error, sock1 = ovs.socket_util.make_unix_socket(socket.SOCK_STREAM, False,
41 sockname1, None)
42 if error:
43 sys.stderr.write("%s: bind failed (%s)" % (sockname1,
44 os.strerror(error)))
45 sys.exit(1)
46 sock1.listen(1)
47
48 # Connect to 'sockname2' (which should be the same file, perhaps under a
49 # different name).
50 error, sock2 = ovs.socket_util.make_unix_socket(socket.SOCK_STREAM, False,
51 None, sockname2)
52 if error:
53 sys.stderr.write("%s: connect failed (%s)" % (sockname2,
54 os.strerror(error)))
55 sys.exit(1)
56
57
58 if __name__ == '__main__':
59 main(sys.argv)