def inactive_cleanup(exit_event):
while True:
exit_event.wait(60.0)
if exit_event.is_set():
try:
all_sessions = OpenOPC.get_sessions(host=opc_gate_host, port=opc_gate_port)
for server, oid, ctime, xtime in all_sessions:
OpenOPC.close_session(oid, host=opc_gate_host, port=opc_gate_port)
except Exception as e:
servicemanager.LogInfoMsg('\n\nException %s happen when stop opc gateway service' % e)
finally:
exit_event.clear()
return
else:
try:
all_sessions = OpenOPC.get_sessions(host=opc_gate_host, port=opc_gate_port)
if len(all_sessions) > max_clients:
stale_sessions = sorted(all_sessions, key=lambda s: s[3])[:-max_clients]
else:
stale_sessions = [s for s in all_sessions if time.time() - s[3] > (inactive_timeout * 60)]
for server, oid, ctime, xtime in stale_sessions:
OpenOPC.close_session(oid, host=opc_gate_host, port=opc_gate_port)
time.sleep(1)
except Exception as e:
servicemanager.LogInfoMsg('\n\nException %s happen when cleanup timeout session' % e)
def inactive_cleanup(exit_event):
while True:
exit_event.wait(60.0)
if exit_event.is_set():
all_sessions = OpenOPC.get_sessions(host=opc_gate_host,
port=opc_gate_port)
for oid, ip, ctime, xtime in all_sessions:
OpenOPC.close_session(oid,
host=opc_gate_host,
port=opc_gate_port)
exit_event.clear()
return
else:
try:
all_sessions = OpenOPC.get_sessions(host=opc_gate_host,
port=opc_gate_port)
except Pyro.errors.ProtocolError:
all_sessions = []
if len(all_sessions) > max_clients:
stale_sessions = sorted(all_sessions,
key=lambda s: s[3])[:-max_clients]
else:
stale_sessions = [
s for s in all_sessions
if time.time() - s[3] > (inactive_timeout * 60)
]
for oid, ip, ctime, xtime in stale_sessions:
OpenOPC.close_session(oid,
host=opc_gate_host,
port=opc_gate_port)
time.sleep(1)
def inactive_cleanup(exit_event):
while True:
exit_event.wait(60.0)
if exit_event.is_set():
all_sessions = OpenOPC.get_sessions(host=opc_gate_host, port=opc_gate_port)
for oid, ip, ctime, xtime in all_sessions:
OpenOPC.close_session(oid, host=opc_gate_host, port=opc_gate_port)
exit_event.clear()
return
else:
try:
all_sessions = OpenOPC.get_sessions(host=opc_gate_host, port=opc_gate_port)
except Pyro.errors.ProtocolError:
all_sessions = []
if len(all_sessions) > max_clients:
stale_sessions = sorted(all_sessions, key=lambda s: s[3])[:-max_clients]
else:
stale_sessions = [s for s in all_sessions if time.time()-s[3] > (inactive_timeout*60)]
for oid, ip, ctime, xtime in stale_sessions:
OpenOPC.close_session(oid, host=opc_gate_host, port=opc_gate_port)
time.sleep(1)
