Add Nats receiver

receivers/metricReceiver.go

@@ -0,0 +1,45 @@
+package receivers
+
+import (
+	//	"time"
+	s "github.com/ClusterCockpit/cc-metric-collector/sinks"
+	influx "github.com/influxdata/line-protocol"
+)
+
+type ReceiverConfig struct {
+	Addr     string `json:"host"`
+	Port     string `json:"port"`
+	Database string `json:"database"`
+	Type     string `json:"type"`
+}
+
+type Receiver struct {
+    name         string
+	addr         string
+	port         string
+	database     string
+	organization string
+	sink         s.SinkFuncs
+}
+
+type ReceiverFuncs interface {
+	Init(config ReceiverConfig, sink s.SinkFuncs) error
+	Start()
+	Close()
+}
+
+func Tags2Map(metric influx.Metric) map[string]string {
+	tags := make(map[string]string)
+	for _, t := range metric.TagList() {
+		tags[t.Key] = t.Value
+	}
+	return tags
+}
+
+func Fields2Map(metric influx.Metric) map[string]interface{} {
+	fields := make(map[string]interface{})
+	for _, f := range metric.FieldList() {
+		fields[f.Key] = f.Value
+	}
+	return fields
+}