druid-metrics-to-kafka:将Druid监控指标传输至Kafka主题

德鲁伊指标收集器 一个简单的HTTP服务器，将Druid指标转发到Kafka主题。 Druid的HTTP发射器将一批度量标准发送到HTTP端点。 它们通常如下所示： [ {"feed": "metrics", "user2": "Code Cache", "service": "middlemanager", "user1": "nonheap", "timestamp": "2015-04-22T19:31:17.685Z", "metric": "jvm/pool/max", "value": 50331648, "host": "middlemanager:8089"}, {"feed": "metrics", "user2": "Code Cache", "service": "middlemanager", "user1": "nonheap", "timestamp": "