55 lines
1.4 KiB
Go
55 lines
1.4 KiB
Go
// Copyright 2023 LiveKit, Inc.
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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 utils
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import (
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"fmt"
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"regexp"
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"strings"
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)
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// rtmp urls must be of format rtmp(s)://{host}(/{path})/{app}/{stream_key}( live=1)
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var rtmpRegexp = regexp.MustCompile(`^(rtmps?://)(.*/)(.*/)(\S*)( live=1)?$`)
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func RedactStreamKey(url string) (string, bool) {
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match := rtmpRegexp.FindStringSubmatch(url)
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if len(match) != 6 {
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return url, false
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}
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match[4] = RedactIdentifier(match[4])
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return strings.Join(match[1:], ""), true
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}
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func RedactIdentifier(identifier string) string {
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var prefix, suffix string
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for i := 3; i > 0; i-- {
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if len(identifier) >= i*3 {
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prefix = identifier[:i]
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suffix = identifier[len(identifier)-i:]
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break
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}
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}
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return fmt.Sprintf("{%s...%s}", prefix, suffix)
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}
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func Redact(s, name string) string {
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if s != "" {
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return name
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}
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return ""
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}
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