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http-request-header.go
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http-request-header.go
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package main
import (
"flag"
"log"
"net/http"
"text/template"
)
var (
httpAddr = flag.String("http", ":8081", "http listen address")
index = template.Must(template.New("index").Parse(indexHtml))
)
type header struct {
Key, Value string
}
func main() {
flag.Parse()
http.HandleFunc("/", func(w http.ResponseWriter, req *http.Request) {
var headers = make([]header, 0, len(req.Header))
for k, _ := range req.Header {
headers = append(headers, header{k, req.Header.Get(k)})
}
index.Execute(w, headers)
})
log.Fatal(http.ListenAndServe(*httpAddr, nil))
}
const indexHtml = `
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
<meta name="description" content="">
<meta name="author" content="">
<link rel="icon" href="../../favicon.ico">
<title>显示http请求的头信息</title>
<!-- Bootstrap core CSS -->
<link href="https://dev.imaicloud.com/bootstrap/dist/css/bootstrap.min.css" rel="stylesheet">
<!-- IE10 viewport hack for Surface/desktop Windows 8 bug -->
<link href="https://dev.imaicloud.com/bootstrap/assets/css/ie10-viewport-bug-workaround.css" rel="stylesheet">
<!-- Custom styles for this template -->
<link href="https://dev.imaicloud.com/iam-web/signin.css" rel="stylesheet">
<!-- Just for debugging purposes. Don't actually copy these 2 lines! -->
<!--[if lt IE 9]><script src="https://dev.imaicloud.com/bootstrap/assets/js/ie8-responsive-file-warning.js"></script><![endif]-->
<script src="https://dev.imaicloud.com/bootstrap/assets/js/ie-emulation-modes-warning.js"></script>
<!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries -->
<!--[if lt IE 9]>
<script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script>
<script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
<![endif]-->
</head>
<body>
<div class="container">
<table>
{{range .}}
<tr><td><strong>{{.Key}}</strong</td><td>{{.Value}}</td></tr>
{{end}}
</table>
</div> <!-- /container -->
<!-- IE10 viewport hack for Surface/desktop Windows 8 bug -->
<script src="https://dev.imaicloud.com/bootstrap/assets/js/ie10-viewport-bug-workaround.js"></script>
</body>
</html>
`