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