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main.go
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main.go
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package main
import (
"encoding/json"
"fmt"
"strings"
"github.com/kataras/iris/v12"
"github.com/kataras/iris/v12/middleware/recover"
"gopkg.in/alecthomas/kingpin.v2"
)
var (
serverPort = kingpin.Flag("port", "Web server http port.").Short('p').Default("8008").NoEnvar().Int()
)
type EchoResponse struct {
Method string `json:"method"`
Path string `json:"path"`
Payload string `json:"payload"`
ParsedPayload any `json:"parsed_payload"`
Headers map[string]string `json:"headers"`
QueryParams map[string]string `json:"query_parameters"`
}
func echoHandler(ctx iris.Context) {
er := EchoResponse{}
er.Method = ctx.Method()
er.Path = ctx.Path()
body, _ := ctx.GetBody()
er.Payload = string(body)
json.Unmarshal(body, &er.ParsedPayload)
er.QueryParams = ctx.URLParams()
er.Headers = make(map[string]string)
for k := range ctx.Request().Header {
er.Headers[strings.ToLower(k)] = ctx.GetHeader(k)
}
b, _ := json.MarshalIndent(er, "", " ")
fmt.Printf("Method: %s\nPath: %s", er.Method, er.Path)
fmt.Println(string(b))
fmt.Println("==========================")
ctx.StatusCode(200)
ctx.JSON(er)
}
func main() {
kingpin.CommandLine.HelpFlag.Short('h')
kingpin.Parse()
app := iris.New()
app.Handle("ALL", "/*", echoHandler)
app.Use(recover.New())
app.Run(iris.Addr(fmt.Sprintf(":%d", *serverPort)), iris.WithoutServerError(iris.ErrServerClosed))
}