Golang Request.TLS方法代码示例

func tlsAuthedRequest(req *http.Request, certname string) *http.Request {
	bytes, err := ioutil.ReadFile(fmt.Sprintf("testdata/%s.pem", certname))
	if err != nil {
		panic(err)
	}

	block, _ := pem.Decode(bytes)
	cert, err := x509.ParseCertificate(block.Bytes)
	if err != nil {
		panic(err)
	}

	req.TLS = &tls.ConnectionState{
		VerifiedChains: [][]*x509.Certificate{{cert}},
	}
	return req
}

func forwardRequest(req *http.Request) (interface{}, error) {
	fwd := cfg.fwdUrl
	req.URL.Host = fwd.Host
	req.URL.Scheme = fwd.Scheme
	req.URL.Path = fwd.Path + req.URL.Path
	req.TLS = nil
	req.RequestURI = ""

	if req.URL.User == nil {
		req.URL.User = fwd.User
	}
	if req.URL.Fragment == "" {
		req.URL.Fragment = fwd.Fragment
	}

	log.Printf("forwarding to %#v", req.URL.String())

	rsp, err := http.DefaultClient.Do(req)
	if err != nil {
		return nil, err
	}
	return ProxyResponse{req, rsp}, nil
}

// RequestFromMap creates an http.Request from CGI variables.
// The returned Request's Body field is not populated.
func RequestFromMap(params map[string]string) (*http.Request, error) {
	r := new(http.Request)
	r.Method = params["REQUEST_METHOD"]
	if r.Method == "" {
		return nil, errors.New("cgi: no REQUEST_METHOD in environment")
	}

	r.Proto = params["SERVER_PROTOCOL"]
	var ok bool
	r.ProtoMajor, r.ProtoMinor, ok = http.ParseHTTPVersion(r.Proto)
	if !ok {
		return nil, errors.New("cgi: invalid SERVER_PROTOCOL version")
	}

	r.Close = true
	r.Trailer = http.Header{}
	r.Header = http.Header{}

	r.Host = params["HTTP_HOST"]

	if lenstr := params["CONTENT_LENGTH"]; lenstr != "" {
		clen, err := strconv.ParseInt(lenstr, 10, 64)
		if err != nil {
			return nil, errors.New("cgi: bad CONTENT_LENGTH in environment: " + lenstr)
		}
		r.ContentLength = clen
	}

	if ct := params["CONTENT_TYPE"]; ct != "" {
		r.Header.Set("Content-Type", ct)
	}

	// Copy "HTTP_FOO_BAR" variables to "Foo-Bar" Headers
	for k, v := range params {
		if !strings.HasPrefix(k, "HTTP_") || k == "HTTP_HOST" {
			continue
		}
		r.Header.Add(strings.Replace(k[5:], "_", "-", -1), v)
	}

	// TODO: cookies.  parsing them isn't exported, though.

	if r.Host != "" {
		// Hostname is provided, so we can reasonably construct a URL,
		// even if we have to assume 'http' for the scheme.
		rawurl := "http://" + r.Host + params["REQUEST_URI"]
		url, err := url.Parse(rawurl)
		if err != nil {
			return nil, errors.New("cgi: failed to parse host and REQUEST_URI into a URL: " + rawurl)
		}
		r.URL = url
	}
	// Fallback logic if we don't have a Host header or the URL
	// failed to parse
	if r.URL == nil {
		uriStr := params["REQUEST_URI"]
		url, err := url.Parse(uriStr)
		if err != nil {
			return nil, errors.New("cgi: failed to parse REQUEST_URI into a URL: " + uriStr)
		}
		r.URL = url
	}

	// There's apparently a de-facto standard for this.
	// http://docstore.mik.ua/orelly/linux/cgi/ch03_02.htm#ch03-35636
	if s := params["HTTPS"]; s == "on" || s == "ON" || s == "1" {
		r.TLS = &tls.ConnectionState{HandshakeComplete: true}
	}

	// Request.RemoteAddr has its port set by Go's standard http
	// server, so we do here too. We don't have one, though, so we
	// use a dummy one.
	r.RemoteAddr = net.JoinHostPort(params["REMOTE_ADDR"], "0")

	return r, nil
}