81 lines
1.6 KiB
Go
81 lines
1.6 KiB
Go
|
package h2quic
|
||
|
|
|
||
|
|
import (
|
||
|
|
"crypto/tls"
|
||
|
|
"errors"
|
||
|
|
"net/http"
|
||
|
|
"net/url"
|
||
|
|
"strconv"
|
||
|
|
"strings"
|
||
|
|
|
||
|
|
"golang.org/x/net/http2/hpack"
|
||
|
|
)
|
||
|
|
|
||
|
|
func requestFromHeaders(headers []hpack.HeaderField) (*http.Request, error) {
|
||
|
|
var path, authority, method, contentLengthStr string
|
||
|
|
httpHeaders := http.Header{}
|
||
|
|
|
||
|
|
for _, h := range headers {
|
||
|
|
switch h.Name {
|
||
|
|
case ":path":
|
||
|
|
path = h.Value
|
||
|
|
case ":method":
|
||
|
|
method = h.Value
|
||
|
|
case ":authority":
|
||
|
|
authority = h.Value
|
||
|
|
case "content-length":
|
||
|
|
contentLengthStr = h.Value
|
||
|
|
default:
|
||
|
|
if !h.IsPseudo() {
|
||
|
|
httpHeaders.Add(h.Name, h.Value)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// concatenate cookie headers, see https://tools.ietf.org/html/rfc6265#section-5.4
|
||
|
|
if len(httpHeaders["Cookie"]) > 0 {
|
||
|
|
httpHeaders.Set("Cookie", strings.Join(httpHeaders["Cookie"], "; "))
|
||
|
|
}
|
||
|
|
|
||
|
|
if len(path) == 0 || len(authority) == 0 || len(method) == 0 {
|
||
|
|
return nil, errors.New(":path, :authority and :method must not be empty")
|
||
|
|
}
|
||
|
|
|
||
|
|
u, err := url.Parse(path)
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
|
||
|
|
var contentLength int64
|
||
|
|
if len(contentLengthStr) > 0 {
|
||
|
|
contentLength, err = strconv.ParseInt(contentLengthStr, 10, 64)
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return &http.Request{
|
||
|
|
Method: method,
|
||
|
|
URL: u,
|
||
|
|
Proto: "HTTP/2.0",
|
||
|
|
ProtoMajor: 2,
|
||
|
|
ProtoMinor: 0,
|
||
|
|
Header: httpHeaders,
|
||
|
|
Body: nil,
|
||
|
|
ContentLength: contentLength,
|
||
|
|
Host: authority,
|
||
|
|
RequestURI: path,
|
||
|
|
TLS: &tls.ConnectionState{},
|
||
|
|
}, nil
|
||
|
|
}
|
||
|
|
|
||
|
|
func hostnameFromRequest(req *http.Request) string {
|
||
|
|
if len(req.Host) > 0 {
|
||
|
|
return req.Host
|
||
|
|
}
|
||
|
|
if req.URL != nil {
|
||
|
|
return req.URL.Host
|
||
|
|
}
|
||
|
|
return ""
|
||
|
|
}
|