mosquitto/test/broker/06-bridge-reconnect-local-out.py
2019-10-10 14:51:32 +01:00

120 lines
4.3 KiB
Python
Executable File

#!/usr/bin/env python3
# Test whether a bridge topics work correctly after reconnection.
# Important point here is that persistence is enabled.
from mosq_test_helper import *
def write_config(filename, port1, port2, protocol_version):
with open(filename, 'w') as f:
f.write("port %d\n" % (port2))
f.write("\n")
f.write("persistence true\n")
f.write("persistence_file mosquitto-%d.db" % (port1))
f.write("\n")
f.write("connection bridge_sample\n")
f.write("address 127.0.0.1:%d\n" % (port1))
f.write("topic bridge/# out\n")
f.write("bridge_protocol_version %s\n" % (protocol_version))
def do_test(proto_ver):
if proto_ver == 4:
bridge_protocol = "mqttv311"
proto_ver_connect = 128+4
else:
bridge_protocol = "mqttv50"
proto_ver_connect = 5
(port1, port2) = mosq_test.get_port(2)
conf_file = '06-bridge-reconnect-local-out.conf'
write_config(conf_file, port1, port2, bridge_protocol)
rc = 1
keepalive = 60
connect_packet = mosq_test.gen_connect("bridge-reconnect-test", keepalive=keepalive, proto_ver=proto_ver_connect)
connack_packet = mosq_test.gen_connack(rc=0, proto_ver=proto_ver)
mid = 180
subscribe_packet = mosq_test.gen_subscribe(mid, "bridge/#", 0, proto_ver=proto_ver)
suback_packet = mosq_test.gen_suback(mid, 0, proto_ver=proto_ver)
publish_packet = mosq_test.gen_publish("bridge/reconnect", qos=0, payload="bridge-reconnect-message", proto_ver=proto_ver)
try:
os.remove('mosquitto-%d.db' % (port1))
except OSError:
pass
broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=port1, use_conf=False)
local_cmd = ['../../src/mosquitto', '-c', '06-bridge-reconnect-local-out.conf']
local_broker = mosq_test.start_broker(cmd=local_cmd, filename=os.path.basename(__file__)+'_local1', use_conf=False, port=port2)
if os.environ.get('MOSQ_USE_VALGRIND') is not None:
time.sleep(5)
else:
time.sleep(0.5)
local_broker.terminate()
local_broker.wait()
if os.environ.get('MOSQ_USE_VALGRIND') is not None:
time.sleep(5)
else:
time.sleep(0.5)
local_broker = mosq_test.start_broker(cmd=local_cmd, filename=os.path.basename(__file__)+'_local2', port=port2)
if os.environ.get('MOSQ_USE_VALGRIND') is not None:
time.sleep(5)
else:
time.sleep(0.5)
pub = None
try:
sock = mosq_test.do_client_connect(connect_packet, connack_packet, port=port1)
mosq_test.do_send_receive(sock, subscribe_packet, suback_packet, "suback")
mosq_test.do_send_receive(sock, subscribe_packet, suback_packet, "suback")
# Helper
helper_connect_packet = mosq_test.gen_connect("test-helper", keepalive=keepalive, proto_ver=proto_ver)
helper_connack_packet = mosq_test.gen_connack(rc=0, proto_ver=proto_ver)
helper_publish_packet = mosq_test.gen_publish("bridge/reconnect", qos=1, mid=1, payload="bridge-reconnect-message", proto_ver=proto_ver)
helper_puback_packet = mosq_test.gen_puback(mid=1, proto_ver=proto_ver)
helper_disconnect_packet = mosq_test.gen_disconnect(proto_ver=proto_ver)
helper_sock = mosq_test.do_client_connect(helper_connect_packet, helper_connack_packet, port=port2, connack_error="helper connack")
mosq_test.do_send_receive(helper_sock, helper_publish_packet, helper_puback_packet, "puback")
helper_sock.send(helper_disconnect_packet)
helper_sock.close()
# End of helper
# Should have now received a publish command
if mosq_test.expect_packet(sock, "publish", publish_packet):
rc = 0
sock.close()
finally:
os.remove(conf_file)
time.sleep(1)
broker.terminate()
broker.wait()
(stdo, stde) = broker.communicate()
if rc:
print(stde.decode('utf-8'))
local_broker.terminate()
local_broker.wait()
try:
os.remove('mosquitto-%d.db' % (port1))
except OSError:
pass
if rc:
(stdo, stde) = local_broker.communicate()
print(stde.decode('utf-8'))
if pub:
(stdo, stde) = pub.communicate()
print(stdo.decode('utf-8'))
exit(rc)
do_test(proto_ver=4)
do_test(proto_ver=5)
exit(0)