mosquitto/test/broker/06-bridge-b2br-remapping.py
2018-02-13 14:16:47 +00:00

118 lines
3.6 KiB
Python
Executable File

#!/usr/bin/env python
# Test remapping of topic name for incoming message
import socket
import inspect, os, sys
# From http://stackoverflow.com/questions/279237/python-import-a-module-from-a-folder
cmd_subfolder = os.path.realpath(os.path.abspath(os.path.join(os.path.split(inspect.getfile( inspect.currentframe() ))[0],"..")))
if cmd_subfolder not in sys.path:
sys.path.insert(0, cmd_subfolder)
import mosq_test
rc = 1
keepalive = 60
client_id = socket.gethostname()+".bridge_sample"
connect_packet = mosq_test.gen_connect(client_id, keepalive=keepalive, clean_session=False, proto_ver=128+4)
connack_packet = mosq_test.gen_connack(rc=0)
client_connect_packet = mosq_test.gen_connect("pub-test", keepalive=keepalive)
client_connack_packet = mosq_test.gen_connack(rc=0)
ssock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
ssock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
ssock.settimeout(4)
ssock.bind(('', 1888))
ssock.listen(5)
broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=1889)
def test(bridge, sock):
if not mosq_test.expect_packet(bridge, "connect", connect_packet):
return 1
bridge.send(connack_packet)
mid = 0
patterns = [
"remote/topic/#",
"remote2/topic/prefix/#",
"remote3/topic/+/value",
"remote4/tipic/+",
"$SYS/broker/clients/total",
]
for pattern in ("remote/topic/#", "remote2/topic/prefix/#", "remote3/topic/+/value"):
mid += 1
subscribe_packet = mosq_test.gen_subscribe(mid, pattern, 0)
suback_packet = mosq_test.gen_suback(mid, 0)
if not mosq_test.expect_packet(bridge, "subscribe", subscribe_packet):
return 1
bridge.send(suback_packet)
mid += 1
subscribe_packet = mosq_test.gen_subscribe(mid, "#", 0)
suback_packet = mosq_test.gen_suback(mid, 0)
sock.send(subscribe_packet)
if not mosq_test.expect_packet(sock, "suback", suback_packet):
return 1
cases = [
('local/topic/something', 'remote/topic/something'),
('local/topic/some/t/h/i/n/g', 'remote/topic/some/t/h/i/n/g'),
('local/topic/value', 'remote/topic/value'),
# Don't work, #40 must be fixed before
# ('local/topic', 'remote/topic'),
('local2/topic/prefix/something', 'remote2/topic/prefix/something'),
('local3/topic/something/value', 'remote3/topic/something/value'),
('local4/topic/something', 'remote4/tipic/something'),
('test/mosquitto/orgclients/total', '$SYS/broker/clients/total'),
]
for (local_topic, remote_topic) in cases:
mid += 1
remote_publish_packet = mosq_test.gen_publish(
remote_topic, qos=0, mid=mid, payload=''
)
local_publish_packet = mosq_test.gen_publish(
local_topic, qos=0, mid=mid, payload=''
)
bridge.send(remote_publish_packet)
match = mosq_test.expect_packet(sock, "publish", local_publish_packet)
if not match:
print("Fail on cases local_topic=%r, remote_topic=%r" % (
local_topic, remote_topic,
))
return 1
return 0
try:
(bridge, address) = ssock.accept()
bridge.settimeout(2)
sock = mosq_test.do_client_connect(
client_connect_packet, client_connack_packet,
port=1889,
)
rc = test(bridge, sock)
sock.close()
bridge.close()
finally:
try:
bridge.close()
except NameError:
pass
broker.terminate()
broker.wait()
if rc:
(stdo, stde) = broker.communicate()
print(stde)
ssock.close()
exit(rc)