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@@ -0,0 +1,65 @@
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+// Copyright 2025 The frp Authors
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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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+
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+package xlog
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+
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+import "strings"
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+
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+// LogWriter forwards writes to frp's logger at configurable level.
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+// It is safe for concurrent use as long as the underlying Logger is thread-safe.
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+type LogWriter struct {
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+ xl *Logger
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+ logFunc func(string)
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+}
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+
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+func (w LogWriter) Write(p []byte) (n int, err error) {
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+ msg := strings.TrimSpace(string(p))
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+ w.logFunc(msg)
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+ return len(p), nil
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+}
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+
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+func NewTraceWriter(xl *Logger) LogWriter {
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+ return LogWriter{
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+ xl: xl,
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+ logFunc: func(msg string) { xl.Tracef("%s", msg) },
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+ }
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+}
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+
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+func NewDebugWriter(xl *Logger) LogWriter {
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+ return LogWriter{
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+ xl: xl,
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+ logFunc: func(msg string) { xl.Debugf("%s", msg) },
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+ }
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+}
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+
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+func NewInfoWriter(xl *Logger) LogWriter {
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+ return LogWriter{
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+ xl: xl,
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+ logFunc: func(msg string) { xl.Infof("%s", msg) },
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+ }
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+}
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+
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+func NewWarnWriter(xl *Logger) LogWriter {
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+ return LogWriter{
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+ xl: xl,
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+ logFunc: func(msg string) { xl.Warnf("%s", msg) },
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+ }
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+}
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+
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+func NewErrorWriter(xl *Logger) LogWriter {
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+ return LogWriter{
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+ xl: xl,
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+ logFunc: func(msg string) { xl.Errorf("%s", msg) },
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+ }
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+}
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fatedier