mirror of
https://github.com/Luzifer/nginx-sso.git
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51 lines
1.4 KiB
Go
51 lines
1.4 KiB
Go
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// Copyright 2018 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package proxy
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import (
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"log"
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"net/http"
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)
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// Useful things for when we need to figure out what's actually going on under the hood.
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type debugTransport struct {
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prefix string
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t *http.Transport
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}
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func (d debugTransport) RoundTrip(req *http.Request) (*http.Response, error) {
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log.Printf("proxy %s: %s %s", d.prefix, req.Method, req.URL)
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logHeaders(req.Header)
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res, err := d.t.RoundTrip(req)
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if err != nil {
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log.Printf("proxy %s: error %v", d.prefix, err)
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} else {
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log.Printf("proxy %s: %s", d.prefix, res.Status)
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log.Printf("Uncompressed = %v", res.Uncompressed)
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log.Printf("ContentLength = %d", res.ContentLength)
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logHeaders(res.Header)
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log.Printf("Trailers:")
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logHeaders(res.Trailer)
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}
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return res, err
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}
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func logHeaders(hs http.Header) {
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for k, v := range hs {
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log.Printf(" %s: %s", k, v)
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}
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}
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