woodpecker/pipeline/log/line_writer.go

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// Copyright 2022 Woodpecker Authors
// Copyright 2011 Drone.IO Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package log
import (
"context"
"io"
"strings"
"sync"
"time"
"github.com/rs/zerolog/log"
"go.woodpecker-ci.org/woodpecker/v2/pipeline/rpc"
"go.woodpecker-ci.org/woodpecker/v2/pipeline/shared"
)
// LineWriter sends logs to the client.
type LineWriter struct {
sync.Mutex
peer rpc.Peer
stepUUID string
num int
startTime time.Time
replacer *strings.Replacer
}
// NewLineWriter returns a new line reader.
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func NewLineWriter(peer rpc.Peer, stepUUID string, secret ...string) io.Writer {
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lw := &LineWriter{
peer: peer,
stepUUID: stepUUID,
startTime: time.Now().UTC(),
replacer: shared.NewSecretsReplacer(secret),
}
return lw
}
func (w *LineWriter) Write(p []byte) (n int, err error) {
data := string(p)
if w.replacer != nil {
data = w.replacer.Replace(data)
}
log.Trace().Str("step-uuid", w.stepUUID).Msgf("grpc write line: %s", data)
line := &rpc.LogEntry{
Data: []byte(strings.TrimSuffix(data, "\n")), // remove trailing newline
StepUUID: w.stepUUID,
Time: int64(time.Since(w.startTime).Seconds()),
Type: rpc.LogEntryStdout,
Line: w.num,
}
w.num++
if err := w.peer.Log(context.Background(), line); err != nil {
return 0, err
}
return len(data), nil
}