/
server.go
82 lines (68 loc) · 2.4 KB
/
server.go
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// Copyright 2020 Wearless Tech Inc 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
import (
"context"
"fmt"
"net/http"
"os"
"time"
"github.com/chryscloud/go-microkit-plugins/auth"
"github.com/chryscloud/go-microkit-plugins/config"
mclog "github.com/chryscloud/go-microkit-plugins/log"
"github.com/gin-gonic/gin"
ginSwagger "github.com/swaggo/gin-swagger"
"github.com/swaggo/gin-swagger/swaggerFiles"
)
// NewAPIRouter initializes all public/secure api routes including short api description for swagger documentation
func NewAPIRouter(conf *config.YamlConfig) *gin.Engine {
if conf.Mode == "release" {
gin.SetMode(gin.ReleaseMode)
}
router := gin.Default()
// By default gin.DefaultWriter = os.Stdout
router.Use(gin.Logger())
router.Use(gin.Recovery())
router.Use(auth.TokenMiddleware(conf))
// Public API Definitions
public := router.Group("/")
// Optionally include swagger (from conf.yaml)
if conf.Swagger {
public.GET("/swagger/*any", ginSwagger.WrapHandler(swaggerFiles.Handler))
}
return router
}
// Start - start the gin server
func Start(conf *config.YamlConfig, router *gin.Engine, logger mclog.Logger) *http.Server {
// starting server (Default With the Logger and Recovery middleware already attached)
srv := &http.Server{
Addr: fmt.Sprintf(":%d", conf.Port),
Handler: router,
}
return srv
}
// Shutdown gracefully shutdown of the server
func Shutdown(server *http.Server, logger mclog.Logger, quit <-chan os.Signal, done chan<- bool) {
<-quit
logger.Info("Server is shutting down...")
// Wait for interrupt signal to gracefully shutdown the server with
// a timeout of 30 seconds.
ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
defer cancel()
server.SetKeepAlivesEnabled(false)
if err := server.Shutdown(ctx); err != nil {
logger.Error("Could not gracefully shutdown the server: %v\n", err)
}
close(done)
}