56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
package main
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import (
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"fmt"
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"net/http"
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"github.com/labstack/echo/v4"
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"github.com/labstack/echo/v4/middleware"
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"golang.org/x/net/websocket"
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)
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type result struct {
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// 通过json标签指定json字段名
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Sataus int `json:"sataus"`
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Code int `json:"code"`
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Tip_number int `json:"tip_number"`
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}
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var tip_number int = 0
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func main() {
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e := echo.New()
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e.Use(middleware.CORSWithConfig(middleware.CORSConfig{AllowOrigins: []string{"*"}, AllowMethods: []string{echo.GET, echo.HEAD, echo.PUT, echo.PATCH, echo.POST, echo.DELETE}}))
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e.GET("/add", add)
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e.GET("/ws", ws)
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e.Logger.Fatal(e.Start(":1323"))
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}
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func add(c echo.Context) error {
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tip_number++
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return c.JSON(http.StatusOK, "ok")
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}
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func ws(c echo.Context) error {
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websocket.Handler(func(ws *websocket.Conn) {
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defer ws.Close()
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for {
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// Write
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err := websocket.Message.Send(ws, tip_number)
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if err != nil {
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c.Logger().Error(err)
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}
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// Read
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msg := ""
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err = websocket.Message.Receive(ws, &msg)
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if err != nil {
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c.Logger().Error(err)
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}
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fmt.Printf("%s\n", msg)
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}
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}).ServeHTTP(c.Response(), c.Request())
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return nil
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}
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