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49 lines
1.4 KiB
49 lines
1.4 KiB
7 years ago
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// Copyright 2017 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package util
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import (
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"net/url"
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"strings"
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)
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// urlSafeError wraps an error whose message may contain a sensitive URL
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type urlSafeError struct {
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err error
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unsanitizedURL string
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}
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func (err urlSafeError) Error() string {
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return SanitizeMessage(err.err.Error(), err.unsanitizedURL)
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}
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// URLSanitizedError returns the sanitized version an error whose message may
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// contain a sensitive URL
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func URLSanitizedError(err error, unsanitizedURL string) error {
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return urlSafeError{err: err, unsanitizedURL: unsanitizedURL}
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}
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// SanitizeMessage sanitizes a message which may contains a sensitive URL
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func SanitizeMessage(message, unsanitizedURL string) string {
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sanitizedURL := SanitizeURLCredentials(unsanitizedURL, true)
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return strings.Replace(message, unsanitizedURL, sanitizedURL, -1)
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}
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// SanitizeURLCredentials sanitizes a url, either removing user credentials
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// or replacing them with a placeholder.
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func SanitizeURLCredentials(unsanitizedURL string, usePlaceholder bool) string {
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u, err := url.Parse(unsanitizedURL)
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if err != nil {
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// don't log the error, since it might contain unsanitized URL.
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return "(unparsable url)"
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}
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if u.User != nil && usePlaceholder {
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u.User = url.User("<credentials>")
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} else {
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u.User = nil
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}
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return u.String()
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}
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