Prometheus Kafka Writer Microservice

This patch implents Prometheus to remote Kafka Writer Microservice
Added sample day-2 config to configure prometheus

PS4: Fixed Review comments

Issue-ID: ONAPARC-393
Signed-off-by: Dileep Ranganathan <dileep.ranganathan@intel.com>
Change-Id: I0bc77175593a165effd7bb1cb4802c988a5ef4ec

1 files changed, 33 insertions, 0 deletions

diff --git a/vnfs/DAaaS/microservices/prom-kafka-writer/pkg/api/router.go b/vnfs/DAaaS/microservices/prom-kafka-writer/pkg/api/router.go
new file mode 100644
index 00000000..fb78afe2
--- /dev/null
+++ b/vnfs/DAaaS/microservices/prom-kafka-writer/pkg/api/router.go
@@ -0,0 +1,33 @@
+/*
+ *
+ * Copyright 2019 Intel Corporation.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+package api
+
+import (
+	"github.com/gorilla/mux"
+	"github.com/prometheus/client_golang/prometheus/promhttp"
+)
+
+func NewRouter() *mux.Router {
+	r := mux.NewRouter()
+	r.HandleFunc("/pkw", ListKWHandler).Methods("GET")
+	r.HandleFunc("/pkw", CreateKWHandler).Methods("POST")
+	r.HandleFunc("/pkw/{kwid}", DeleteKWHandler).Methods("DELETE")
+	r.HandleFunc("/pkw/{kwid}/receive", ReceiveKWHandler).Methods("POST")
+
+	// Metrics Handler for prom-kafka-writer
+	r.Handle("/metrics", promhttp.Handler())
+	return r
+}