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server.go
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server.go
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package servers
import (
"context"
"fmt"
"github.com/fatih/color"
"github.com/gin-gonic/gin"
"github.com/herman-hang/herman/kernel/app"
"github.com/herman-hang/herman/kernel/log"
middleware "github.com/herman-hang/herman/middlewares"
"github.com/herman-hang/herman/routers"
"go.uber.org/zap"
"net/http"
"os"
"os/signal"
"syscall"
"time"
)
// NewServer 初始化服务
// @param string host 服务IP地址
// @param uint port 端口
// @return void
func NewServer(host string, port uint) {
// 设置gin框架运行模式
gin.SetMode(app.Config.Mode)
// 启动gin框架
engine := gin.New()
// 注册中间件
engine.Use(log.GinLogger()).Use(middleware.CatchError())
// 跨域配置判断
if app.Config.Cores.IsOpen {
engine.Use(middleware.Cors())
}
// 初始化路由
app.Engine = routers.InitRouter(engine)
// 启动服务
Run(host, port)
}
// ZapLogs 初始化日志
// @return void
func ZapLogs() {
if err := log.InitZapLogs(app.Config.Log, app.Config.Mode); err != nil {
zap.S().Fatal(color.RedString(fmt.Sprintf("Init zapLog failed:%v", err)))
}
app.Log = zap.S()
}
// Run 定义Server服务启动的方法
// @param string host 服务IP地址
// @param uint port 端口
// @return void
func Run(host string, port uint) {
serverAddr := fmt.Sprintf("%s:%d", host, port)
fmt.Printf(`
_ _
| | | | Version: %v
| |__| | ___ _ __ _ __ ___ __ _ _ __
| __ |/ _ \ '__| '_ ' _ \ / _' | '_ \
| | | | __/ | | | | | | | (_| | | | |
|_| |_|\___|_| |_| |_| |_|\__,_|_| |_|
Server start on address: %v
`, color.GreenString(app.Version), color.GreenString(serverAddr))
server := &http.Server{
Addr: serverAddr,
Handler: app.Engine,
}
go func() {
if err := server.ListenAndServe(); err != http.ErrServerClosed {
zap.S().Fatal(color.RedString(fmt.Sprintf("Failed to start server, %v", err)))
}
}()
sig := make(chan os.Signal, 1)
signal.Notify(sig, syscall.SIGINT, syscall.SIGTERM)
ctx, cancel := context.WithTimeout(context.Background(), time.Duration(2000)*time.Second)
defer cancel()
ch := <-sig
app.Log.Infof("Receive signals: %v", ch)
_ = server.Shutdown(ctx)
}