mirror of
https://codeberg.org/scip/esctl.git
synced 2026-08-25 00:04:18 +02:00
94 lines
2.4 KiB
Go
94 lines
2.4 KiB
Go
/*
|
|
Copyright © 2026 Thomas von Dein
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
package cfg
|
|
|
|
import (
|
|
"bytes"
|
|
"encoding/json"
|
|
"fmt"
|
|
"log/slog"
|
|
"net/http"
|
|
)
|
|
|
|
// used to print uri, path and body of a request made by the go-client
|
|
type DebugTransport struct {
|
|
Transport http.RoundTripper
|
|
}
|
|
|
|
func (t *DebugTransport) RoundTrip(req *http.Request) (*http.Response, error) {
|
|
content := ""
|
|
contentline := ""
|
|
|
|
if req.ContentLength > 0 {
|
|
buf := new(bytes.Buffer)
|
|
body, _ := req.GetBody()
|
|
|
|
_, err := buf.ReadFrom(body)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
var pretty bytes.Buffer
|
|
|
|
err = json.Indent(&pretty, buf.Bytes(), "", "\t")
|
|
if err != nil {
|
|
return nil, fmt.Errorf("json parse error: %w", err)
|
|
}
|
|
|
|
content = pretty.String()
|
|
contentline = buf.String()
|
|
}
|
|
|
|
req = fixRequestHeaders(req)
|
|
|
|
slog.Info("req", "host", req.URL.Host, "uri", req.URL.Path,
|
|
"body", content, "bodyline", contentline,
|
|
"headers", req.Header,
|
|
)
|
|
|
|
return t.Transport.RoundTrip(req)
|
|
}
|
|
|
|
type CompatibilityTransport struct {
|
|
Transport http.RoundTripper
|
|
}
|
|
|
|
func (t *CompatibilityTransport) RoundTrip(req *http.Request) (*http.Response, error) {
|
|
req = fixRequestHeaders(req)
|
|
|
|
return t.Transport.RoundTrip(req)
|
|
}
|
|
|
|
// Fixes https://codeberg.org/scip/esctl/issues/79:
|
|
// the API client has this Accept header hardcoded everywhere:
|
|
// req.Header.Set("Accept", "application/vnd.elasticsearch+json;compatible-with=9")
|
|
// While this works pretty well with ES9, it doesn't with ES8. So, we replace
|
|
// this header with a new one without the compatibility part.
|
|
func fixRequestHeaders(req *http.Request) *http.Request {
|
|
if req.Header.Get("Accept") != "" {
|
|
req.Header.Del("Accept")
|
|
req.Header.Add("Accept", "application/json")
|
|
}
|
|
|
|
if req.Header.Get("Content-Type") != "" {
|
|
req.Header.Del("Content-Type")
|
|
req.Header.Add("Content-Type", "application/json")
|
|
}
|
|
|
|
return req
|
|
}
|