miracle091/dnscrypt-proxy
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Add a hash of the query to POST requests

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This commit is contained in:
Frank Denis 2018-11-22 18:09:27 +01:00
parent fd9e97a570
commit 70bdd46425
1 changed files with 11 additions and 0 deletions
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11
dnscrypt-proxy/xtransport.go
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@ -3,8 +3,10 @@ package main
import ( import (
"bytes" "bytes"
"context" "context"
"crypto/sha512"
"crypto/tls" "crypto/tls"
"encoding/base64" "encoding/base64"
"encoding/hex"
"errors" "errors"
"fmt" "fmt"
"io/ioutil" "io/ioutil"
@ -177,6 +179,14 @@ func (xTransport *XTransport) Fetch(method string, url *url.URL, accept string,
if padding != nil { if padding != nil {
header["X-Pad"] = []string{*padding} header["X-Pad"] = []string{*padding}
} }
if body != nil {
h := sha512.Sum512(*body)
qs := url.Query()
qs.Add("body_hash", hex.EncodeToString(h[:32]))
url2 := *url
url2.RawQuery = qs.Encode()
url = &url2
}
req := &http.Request{ req := &http.Request{
Method: method, Method: method,
URL: url, URL: url,
@ -188,6 +198,7 @@ func (xTransport *XTransport) Fetch(method string, url *url.URL, accept string,
bc := ioutil.NopCloser(bytes.NewReader(*body)) bc := ioutil.NopCloser(bytes.NewReader(*body))
req.Body = bc req.Body = bc
} }
fmt.Println(req)
var err error var err error
host := url.Host host := url.Host
xTransport.cachedIPs.RLock() xTransport.cachedIPs.RLock()