hello-go/cmd/main.go

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1.2 KiB
Go
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2023-02-15 17:35:38 +00:00
package main
import (
"fmt"
"github.com/valyala/fasthttp"
"log"
)
func main() {
if err := fasthttp.ListenAndServe(":8080", requestHandler); err != nil {
log.Fatalf("Error in ListenAndServe: %v", err)
}
}
func requestHandler(ctx *fasthttp.RequestCtx) {
fmt.Fprintf(ctx, "Hello, world!\n\n")
fmt.Fprintf(ctx, "Request method is %q\n", ctx.Method())
fmt.Fprintf(ctx, "RequestURI is %q\n", ctx.RequestURI())
fmt.Fprintf(ctx, "Requested path is %q\n", ctx.Path())
fmt.Fprintf(ctx, "Host is %q\n", ctx.Host())
fmt.Fprintf(ctx, "Query string is %q\n", ctx.QueryArgs())
fmt.Fprintf(ctx, "User-Agent is %q\n", ctx.UserAgent())
fmt.Fprintf(ctx, "Connection has been established at %s\n", ctx.ConnTime())
fmt.Fprintf(ctx, "Request has been started at %s\n", ctx.Time())
fmt.Fprintf(ctx, "Serial request number for the current connection is %d\n", ctx.ConnRequestNum())
fmt.Fprintf(ctx, "Your ip is %q\n\n", ctx.RemoteIP())
fmt.Fprintf(ctx, "Raw request is:\n---CUT---\n%s\n---CUT---", &ctx.Request)
ctx.SetContentType("text/plain; charset=utf8")
ctx.Response.Header.Set("X-My-Header", "my-header-value")
var c fasthttp.Cookie
c.SetKey("cookie-name")
c.SetValue("cookie-value")
ctx.Response.Header.SetCookie(&c)
}