mirror of
https://github.com/gitpod-io/gitpod.git
synced 2025-12-08 17:36:30 +00:00
67 lines
1.6 KiB
Go
67 lines
1.6 KiB
Go
// Copyright (c) 2021 Gitpod GmbH. All rights reserved.
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// Licensed under the GNU Affero General Public License (AGPL).
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// See License.AGPL.txt in the project root for license information.
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package pkg
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import (
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"bytes"
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"crypto/sha1"
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"fmt"
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"io/ioutil"
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"net/http"
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"time"
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"unicode/utf8"
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"github.com/gitpod-io/gitpod/common-go/log"
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"github.com/sirupsen/logrus"
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"golang.org/x/xerrors"
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)
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func (o *OpenVSXProxy) DurationLogFields(duration time.Duration) logrus.Fields {
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return logrus.Fields{
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"duration": duration,
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"duration_human": duration.String(),
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}
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}
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func (o *OpenVSXProxy) key(r *http.Request) (string, error) {
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bh, err := o.bodyHash(r)
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if err != nil {
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return "", err
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}
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return fmt.Sprintf("%s %s %d %s", r.Method, r.URL, r.ContentLength, bh), nil
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}
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func (o *OpenVSXProxy) bodyHash(r *http.Request) (string, error) {
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if r == nil || r.Body == nil {
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return "", xerrors.Errorf("request or body is nil")
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}
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body, err := ioutil.ReadAll(r.Body)
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if err != nil {
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return "", err
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}
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r.Body = ioutil.NopCloser(bytes.NewBuffer(body))
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bodyHash := o.hash(body)
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if log.Log.Level >= logrus.DebugLevel {
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if utf8.Valid(body) {
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bodyStr := string(body)
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truncatedSuffix := ""
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if len(bodyStr) > 500 {
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truncatedSuffix = "... [truncated]"
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}
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log.WithField("bodyHash", bodyHash).Debugf("body of bodyhash '%s': %.500s%s", bodyHash, bodyStr, truncatedSuffix)
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} else {
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log.WithField("bodyHash", bodyHash).Debugf("body of bodyhash '%s' is binary", bodyHash)
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}
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}
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return bodyHash, nil
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}
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func (o *OpenVSXProxy) hash(v []byte) string {
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h := sha1.New()
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h.Write(v)
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bs := h.Sum(nil)
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return fmt.Sprintf("%x", bs)
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}
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