health.go

// Copyright 2021 dairongpeng <dairongpeng@foxmail.com>. All rights reserved.
//
// 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 server runs a http server used to provide a api to check gstash health status.
package server

import (
	"net/http"

	"github.com/dairongpeng/leona/pkg/log"
)

// ServeHealthCheck runs a http server used to provide a api to check gstash health status.
func ServeHealthCheck(healthPath string, healthAddress string) {
	http.HandleFunc("/"+healthPath, func(w http.ResponseWriter, r *http.Request) {
		w.Header().Set("Content-type", "application/json")
		w.WriteHeader(http.StatusOK)
		_, _ = w.Write([]byte(`{"status": "ok"}`))
	})

	if err := http.ListenAndServe(healthAddress, nil); err != nil {
		log.Fatalf("Error serving health check endpoint: %s", err.Error())
	}
}