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main.go
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package main
import (
"Caj2PdfServer/routes"
"context"
"github.com/gin-gonic/gin"
"log"
"net/http"
"os"
"os/signal"
"strconv"
"time"
)
var serverPort = 8080
var distPath = "./templates/dist/"
// dist目录下需要开放访问的静态资源的文件夹
var assets = []string{"assets", "output", "lib", "test"}
func main() {
router := gin.Default()
// 直接一个星号的话 这个dist文件夹下面禁止存在子文件夹 否则会报错||而下面的写法则规避了这种问题
router.LoadHTMLGlob(distPath + "/*.html")
router.GET("/", func(context *gin.Context) {
//time.Sleep(5 * time.Second)
//context.String(http.StatusOK, "Welcome Gin Server")
context.HTML(http.StatusOK, "index.html", gin.H{})
})
router.GET("/api/ping", func(context *gin.Context) {
context.JSON(200, gin.H{
"message": "pong",
})
})
routes.Load(router)
// 循环挂载静态资源路由
for _, item := range assets {
router.Static("/"+item, distPath+item)
}
//_ = browser.OpenURL("http://127.0.0.1:" + strconv.Itoa(serverPort))
//err := router.Run(":" + strconv.Itoa(serverPort))
//if err != nil {
// return
//} // 监听并在 0.0.0.0:8080 上启动服务
log.Println("运行于:", "http://127.0.0.1:"+strconv.Itoa(serverPort))
// 优雅地关闭server: 当退出这个软件时或者命令行执行ctrl+c终止进程时,会执行以下的退出提示
srv := &http.Server{
Addr: ":" + strconv.Itoa(serverPort),
Handler: router,
}
go func() {
// 服务连接
if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
log.Fatalf("listen: %s\n", err)
}
}()
// 等待中断信号以优雅地关闭服务器(设置 5 秒的超时时间)
quit := make(chan os.Signal)
signal.Notify(quit, os.Interrupt)
<-quit
log.Println("服务优雅关闭 ...")
// 如果服务器无法正常关闭,则会在5秒钟后强制关闭
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
defer cancel()
if err := srv.Shutdown(ctx); err != nil {
log.Fatal("服务优雅关闭遇到了状况: ", err)
}
log.Println("服务已优雅退出")
}