ing

config.json

@@ -16,6 +16,19 @@
           "maxBytes": 1000000
         }
       }
+    },
+    "influxDB": {
+      "clientConfigs": {
+        "metric": {
+          "clientType": "http",
+          "address": "192.168.1.50:18086"
+        }
+      },
+      "batchPointsConfigs": {
+        "metric": {
+          "database": "metric"
+        }
+      }
     }
   }
 }

consumer/consumer-handler.go

@@ -1,11 +1,17 @@
 package consumer
 
 import (
+	"fmt"
+	"strings"
 	"sync/atomic"
+	"time"
 
+	"git.loafle.net/commons/logging-go"
 	oc "git.loafle.net/overflow/consumer"
 	"git.loafle.net/overflow/consumer_metric/config"
 	oe "git.loafle.net/overflow/external-go"
+	oei "git.loafle.net/overflow/external-go/influxdb"
+	"github.com/influxdata/influxdb/client/v2"
 	"github.com/segmentio/kafka-go"
 )
 
@@ -18,6 +24,8 @@ type ConsumerHandlers struct {
 
 	Config *config.Config
 
+	InfluxDBClientName string
+
 	validated atomic.Value
 }
 
@@ -52,7 +60,35 @@ func (ch *ConsumerHandlers) Destroy(consumerCtx oc.ConsumerCtx) {
 }
 
 func (ch *ConsumerHandlers) OnMessage(msg *kafka.Message) {
+	c := oei.ClientFor(ch.InfluxDBClientName)
+	if nil == c {
+		logging.Logger().Errorf("Client of InfluxDB is not valid")
+		return
+	}
 
+	bp := oei.BatchPointsFor("")
+	if nil == bp {
+		logging.Logger().Errorf("BatchPoints of InfluxDB is not valid")
+		return
+	}
+
+	// Create a point and add to batch
+	tags := map[string]string{"cpu": "cpu-total"}
+	fields := map[string]interface{}{
+		"idle":   10.1,
+		"system": 53.3,
+		"user":   46.6,
+	}
+
+	pt, err := client.NewPoint("cpu_usage", tags, fields, time.Now())
+	if nil != err {
+		logging.Logger().Error(err)
+	}
+	bp.AddPoint(pt)
+
+	if err := c.Write(bp); err != nil {
+		logging.Logger().Error(err)
+	}
 }
 
 func (ch *ConsumerHandlers) Validate() error {
@@ -65,5 +101,9 @@ func (ch *ConsumerHandlers) Validate() error {
 	}
 	ch.validated.Store(true)
 
+	if "" == strings.TrimSpace(ch.InfluxDBClientName) {
+		return fmt.Errorf("InfluxDBClientName is not valid")
+	}
+
 	return nil
 }

glide.yaml

@@ -8,3 +8,7 @@ import:
 - package: github.com/segmentio/kafka-go
 - package: git.loafle.net/overflow/consumer
 - package: git.loafle.net/overflow/external-go
+- package: github.com/influxdata/influxdb
+  version: ^1.5.2
+  subpackages:
+  - client/v2