mosquitto/test/broker/06-bridge-br2b-remapping.py
2018-11-27 11:26:21 +00:00

123 lines
3.9 KiB
Python
Executable File

#!/usr/bin/env python
# Test remapping of topic name for outgoing message
from mosq_test_helper import *
def write_config(filename, port1, port2):
with open(filename, 'w') as f:
f.write("port %d\n" % (port2))
f.write("\n")
f.write("connection bridge_sample\n")
f.write("address 127.0.0.1:%d\n" % (port1))
f.write("bridge_attempt_unsubscribe false\n")
f.write("topic # out 0 local/topic/ remote/topic/\n")
f.write("topic prefix/# out 0 local2/topic/ remote2/topic/\n")
f.write("topic +/value out 0 local3/topic/ remote3/topic/\n")
f.write("topic ic/+ out 0 local4/top remote4/tip\n")
f.write("# this one is invalid\n")
f.write("topic +/value out 0 local5/top remote5/tip\n")
f.write("notifications false\n")
f.write("restart_timeout 5\n")
(port1, port2) = mosq_test.get_port(2)
conf_file = os.path.basename(__file__).replace('.py', '.conf')
write_config(conf_file, port1, port2)
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(('', port1))
ssock.listen(5)
broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=port2, use_conf=True)
def test(bridge, sock):
if not mosq_test.expect_packet(bridge, "connect", connect_packet):
return 1
bridge.send(connack_packet)
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/something', None), # don't match topic pattern
('local2/topic/prefix/something', 'remote2/topic/prefix/something'),
('local3/topic/something/value', 'remote3/topic/something/value'),
('local4/topic/something', 'remote4/tipic/something'),
('local5/topic/something', None),
]
mid = 3
for (local_topic, remote_topic) in cases:
mid += 1
local_publish_packet = mosq_test.gen_publish(
local_topic, qos=0, mid=mid, payload=''
)
sock.send(local_publish_packet)
if remote_topic:
remote_publish_packet = mosq_test.gen_publish(
remote_topic, qos=0, mid=mid, payload=''
)
match = mosq_test.expect_packet(bridge, "publish", remote_publish_packet)
if not match:
print("Fail on cases local_topic=%r, remote_topic=%r" % (
local_topic, remote_topic,
))
return 1
else:
bridge.settimeout(3)
try:
bridge.recv(1)
print("FAIL: Received data when nothing is expected")
print("Fail on cases local_topic=%r, remote_topic=%r" % (
local_topic, remote_topic,
))
return 1
except socket.timeout:
pass
bridge.settimeout(20)
return 0
try:
(bridge, address) = ssock.accept()
bridge.settimeout(2)
sock = mosq_test.do_client_connect(
client_connect_packet, client_connack_packet,
port=port2,
)
rc = test(bridge, sock)
sock.close()
bridge.close()
finally:
os.remove(conf_file)
try:
bridge.close()
except NameError:
pass
broker.terminate()
broker.wait()
(stdo, stde) = broker.communicate()
if rc:
print(stde)
ssock.close()
exit(rc)