Fix statsd tags (#46)

Makefile

@@ -4,7 +4,7 @@
 setup:
 # Only install if missing
 ifeq (,$(wildcard bin/golangci-lint))
-	curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | sh
+	curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s v1.46.2
 endif
 
 	go mod download

awsecs/awsecs.go

@@ -240,6 +240,10 @@ func updateTaskDef(ctx context.Context, taskDefARN, gitsha, updateStrategy strin
 	dockerTags := newTaskInput.ContainerDefinitions[0].DockerLabels
 	tags := make([]string, 0, len(dockerTags))
 	for tag, value := range dockerTags {
+		// Ignore the special Datadog label that is used for logs
+		if tag == "com.datadoghq.ad.logs" {
+			continue
+		}
 		newTag := fmt.Sprintf("%s:%s", tag, value)
 		tags = append(tags, newTag)
 	}

main.go

@@ -240,11 +240,16 @@ func main() {
 	}
 
 	if ddAgentHost, ok := os.LookupEnv("DD_AGENT_HOST"); ok {
-		client, err := statsd.New(ddAgentHost, statsd.Option(func(o *statsd.Options) error {
-			// Try creating an unbuffered client to see if completed events show up
-			o.MaxMessagesPerPayload = 1
-			return nil
-		}))
+		client, err := statsd.New(
+			ddAgentHost,
+			// Set global tags to be included in all events/metrics
+			statsd.WithTags([]string{"source:gehen"}),
+			statsd.Option(func(o *statsd.Options) error {
+				// Try creating an unbuffered client to see if completed events show up
+				o.MaxMessagesPerPayload = 1
+				return nil
+			}),
+		)
 		if err != nil {
 			fatal.ExitErr(err, "Could not create StatsD agent (DD_AGENT_HOST may not be set)")
 		}