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comparison libervia.py @ 157:b17ec3a6a112

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browser side: in case of error, retry delay is doubled at each try
author Goffi <goffi@goffi.org>
date Sat, 05 Jan 2013 16:07:33 +0100
parents 8635bc9db9bf
children 58442ed28f2b
comparison
equal deleted inserted replaced
156:46835a4e2551 157:b17ec3a6a112
88 #"setParam", 88 #"setParam",
89 "launchAction", 89 "launchAction",
90 ]) 90 ])
91 91
92 class BridgeSignals(LiberviaJsonProxy): 92 class BridgeSignals(LiberviaJsonProxy):
93 RETRY_BASE_DELAY = 1000
94
93 def __init__(self, host): 95 def __init__(self, host):
94 self.host = host 96 self.host = host
97 self.retry_delay = self.RETRY_BASE_DELAY
95 LiberviaJsonProxy.__init__(self, "/json_signal_api", 98 LiberviaJsonProxy.__init__(self, "/json_signal_api",
96 ["getSignals"]) 99 ["getSignals"])
100
101 def onRemoteResponse(self, response, request_info):
102 self.retry_delay = self.RETRY_BASE_DELAY
103 LiberviaJsonProxy.onRemoteResponse(self, response, request_info)
104
97 105
98 def onRemoteError(self, code, errobj, request_info): 106 def onRemoteError(self, code, errobj, request_info):
99 LiberviaJsonProxy.onRemoteError(self, code, errobj, request_info) 107 LiberviaJsonProxy.onRemoteError(self, code, errobj, request_info)
100 #we now try to reconnect 108 #we now try to reconnect
101 if isinstance(errobj['message'],dict) and errobj['message']['faultCode']==0: 109 if isinstance(errobj['message'],dict) and errobj['message']['faultCode']==0:
102 Window.alert('You are not allowed to connect to server') 110 Window.alert('You are not allowed to connect to server')
103 else: 111 else:
104 def _timerCb(): 112 def _timerCb():
105 self.host.bridge_signals.call('getSignals', self.host._getSignalsCB) 113 self.host.bridge_signals.call('getSignals', self.host._getSignalsCB)
106 Timer(notify=_timerCb).schedule(5000) #we wait 5 s and try again 114 Timer(notify=_timerCb).schedule(self.retry_delay)
115 self.retry_delay *= 2
107 116
108 class SatWebFrontend: 117 class SatWebFrontend:
109 def onModuleLoad(self): 118 def onModuleLoad(self):
110 print "============ onModuleLoad ==============" 119 print "============ onModuleLoad =============="
111 self.whoami = None 120 self.whoami = None