class LogHandler:
def __init__ (self, service):
self.handler = Handler(service)
self.logger = self.handler.getLogHandler()
# get queue handler for logging
self.queueHandler = self.handler.getQueueHandler()
# start queue subscriber for logging
self.handler.startQueueSubscriber()
self.service = service
self.setHost()
self.setZone()
self.setRegion()
self.commonLog = Constants.toStringCommon(self.region, self.zone, self.host, self.service)
def appendLog (self, msg):
try:
with queueHandler:
self.logger.info(self.commonLog+msg)
except:
#monitorLog.logError("Cannot write to file " + self.filepath)
pass
def appendCountLog(self, name, metricType, count):
msg = Constants.toStringCount(name, metricType, count)
self.appendLog(msg)
def appendTimeLog(self, name, metricType, runtime):
msg = Constants.toStringRuntime(name, metricType, runtime)
self.appendLog(msg)
'''
Set host from metadata.
'''
def setHost(self):
try:
self.host = "demo_host"
except:
pass
'''
Set zone from metadata.
'''
def setZone(self):
try:
self.zone = "demo_zone"
except:
pass
'''
Set region from metadata.
'''
def setRegion(self):
try:
self.region = "demo_region"
except:
pass
class LogHandler:
def __init__ (self, service, configFile):
self.service = service
try:
self.handler = Handler(self.service, configFile)
self.logger = self.handler.getLogHandler()
print "handler returned logger instance"
except Exception as error:
monitorLog.logError("Cannot Instantiate Handler with configFile : " + configFile, `error`)
raise Exception("Cannot Instantiate Handler with configFile : " + configFile)
''' Subscriber is now an independent process , hence following lines are commented '''
# start queue subscriber for logging
#self.handler.startQueueSubscriber()
# get queue handler for logging
try:
self.queueHandler = self.handler.getQueueHandler()
except Exception as error:
monitorLog.logError("Cannot instanstiate ZMQ handler with given context", `error`)
raise Exception("Cannot instanstiate ZMQ handler with given context")
self.commonLog = Constants.toStringCommon(service)
'''
Input - takes a string parameter 'msg' and an integer parameter specifying the logging level as 'severity'
Logs the msg with the specified logging level.
'''
def appendLog (self, msg, severity):
try:
with self.queueHandler:
self.logger.log(severity, self.commonLog+msg)
print "appende log"
except Exception as error:
monitorLog.logError("Failure to append Log: " + msg, `error`)
raise Exception("Failure to append log: " + msg)
def appendFailCountLog(self, name, count, severity):
msg = Constants.toStringCount(name, Constants.FAILCOUNT, count, severity)
try:
self.appendLog(msg, severity)
except Exception as error:
monitorLog.logError("Failure to append Count Log: " + msg, `error`)
raise Exception("Failure to append Count log: " + msg)
def appendCountLog(self, name, count, severity):
msg = Constants.toStringCount(name, Constants.COUNT, count, severity)
try:
self.appendLog(msg, severity)
except Exception as error:
monitorLog.logError("Failure append Count Log: " + msg, `error`)
raise Exception("Failure to append Count log: " + msg)
def appendTimeLog(self, name, runtime, severity):
msg = Constants.toStringRuntime(name, Constants.RUNTIME, runtime, severity)
try:
self.appendLog(msg, severity)
except Exception as error:
monitorLog.logError("Failure to append Count Log: " + msg, `error`)
raise Exception("Failure to append Count log: " + msg)
def __init__ (self, service): self.handler = Handler(service) self.logger = self.handler.getLogHandler() # get queue handler for logging self.queueHandler = self.handler.getQueueHandler() # start queue subscriber for logging self.handler.startQueueSubscriber() self.service = service self.setHost() self.setZone() self.setRegion() self.commonLog = Constants.toStringCommon(self.region, self.zone, self.host, self.service)
def __init__ (self, service, configFile):
self.service = service
try:
self.handler = Handler(self.service, configFile)
self.logger = self.handler.getLogHandler()
print "handler returned logger instance"
except Exception as error:
monitorLog.logError("Cannot Instantiate Handler with configFile : " + configFile, `error`)
raise Exception("Cannot Instantiate Handler with configFile : " + configFile)
''' Subscriber is now an independent process , hence following lines are commented '''
# start queue subscriber for logging
#self.handler.startQueueSubscriber()
# get queue handler for logging
try:
self.queueHandler = self.handler.getQueueHandler()
except Exception as error:
monitorLog.logError("Cannot instanstiate ZMQ handler with given context", `error`)
raise Exception("Cannot instanstiate ZMQ handler with given context")
self.commonLog = Constants.toStringCommon(service)