def run(self):
"""
未收到终止信号前,循环向zookeeper节点写入节点状态
:return:
"""
while not self.end:
slave = eval(str(self.zk.get("/jetsearch/slaves/" + self.slave_id)[0]))
slave['heartbeat'] = Metric.get_heartbeat()
slave['task_status'] = self.status
self.zk.set("/jetsearch/slaves/" + self.slave_id, str(slave))
time.sleep(1)
def _register(self):
"""
向master注册slave节点,存入slave状态信息
"""
if self.zk.exists("/jetsearch/slaves/" + self.id):
self.id = self._generate_id()
slave = {
"id": self.id,
"type": self.type,
"host": Metric.get_host(),
"addr": Metric.get_ip(),
"heartbeat": Metric.get_heartbeat()
}
self.zk.create("/jetsearch/slaves/" + self.id, str(slave))
