def __init__(self, period=None, percpu=False, module='all'):
'''进行初始化操作
Args:
period: 监控周期，单位为秒，如果不提供则默认为 60s
percpu: 是否将每个逻辑 cpu 当成独立 cpu 进行数据的采集
'''
if period:
self.period = period
else:
self.period = PERIOD
self.percpu = percpu
self.module = module
self.agent = Agent()
class Monitor(object):
'''系统信息监控器
根据周期，周期性地对获取系统监控信息，并将这些信息
存储在 mongodb 数据库
'''
def __init__(self, period=None, percpu=False, module='all'):
'''进行初始化操作
Args:
period: 监控周期，单位为秒，如果不提供则默认为 60s
percpu: 是否将每个逻辑 cpu 当成独立 cpu 进行数据的采集
'''
if period:
self.period = period
else:
self.period = PERIOD
self.percpu = percpu
self.module = module
self.agent = Agent()
def start(self):
'''启动循环监控
这里通过 python schedule 来实现监控
'''
logging.info("Start agent server")
schedule.every(self.period).seconds.do(self._process)
while True:
schedule.run_pending()
time.sleep(1)
def _process(self):
'''进行监控，将监控数据发送到消息队列'''
monitor_info = self._monitor()
self._store(monitor_info)
def _monitor(self):
'''获取监控信息'''
ret = {}
if self.module != 'memory':
(cpu_status, cpu_percent_info) = self.agent.cpu_percent(self.percpu)
ret['cpu'] = {
'status': cpu_status,
'cpu_info': cpu_percent_info,
}
if self.module != 'cpu':
(mem_status, memory_info) = self.agent.memory()
ret['memory'] = {
'status': mem_status,
'memory_info': memory_info,
}
(load_status, load_avg) = self.agent.load_average()
(ip_status, ip) = self.agent.ip_addr()
ret.update({
'load': {
'status': load_status,
'load_info': load_avg,
},
'ip': ip
})
return ret
def _store(self, msg):
'''将消息存储到数据库'''
msg['create_time'] = time_stand(time.time())
ret = common_proxy('post', config.DATA_URL, json=msg)
logging.info(str(ret))
