69 lines
1.5 KiB
Go
69 lines
1.5 KiB
Go
package agent
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import (
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"encoding/json"
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"fmt"
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"io"
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"sync"
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"time"
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"github.com/Sirupsen/logrus"
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"github.com/drone/drone/build"
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"github.com/drone/drone/client"
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"github.com/drone/drone/queue"
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)
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// UpdateFunc handles buid pipeline status updates.
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type UpdateFunc func(*queue.Work)
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// LoggerFunc handles buid pipeline logging updates.
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type LoggerFunc func(*build.Line)
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var NoopUpdateFunc = func(*queue.Work) {}
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var TermLoggerFunc = func(line *build.Line) {
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fmt.Println(line)
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}
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// NewClientUpdater returns an updater that sends updated build details
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// to the drone server.
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func NewClientUpdater(client client.Client) UpdateFunc {
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return func(w *queue.Work) {
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for {
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err := client.Push(w)
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if err == nil {
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return
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}
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logrus.Errorf("Error updating %s/%s#%d.%d. Retry in 30s. %s",
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w.Repo.Owner, w.Repo.Name, w.Build.Number, w.Job.Number, err)
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logrus.Infof("Retry update in 30s")
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time.Sleep(time.Second * 30)
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}
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}
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}
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func NewClientLogger(client client.Client, id int64, rc io.ReadCloser, wc io.WriteCloser, limit int64) LoggerFunc {
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var once sync.Once
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var size int64
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return func(line *build.Line) {
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// annoying hack to only start streaming once the first line is written
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once.Do(func() {
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go func() {
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err := client.Stream(id, rc)
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if err != nil && err != io.ErrClosedPipe {
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logrus.Errorf("Error streaming build logs. %s", err)
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}
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}()
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})
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if size > limit {
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return
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}
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linejson, _ := json.Marshal(line)
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wc.Write(linejson)
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wc.Write([]byte{'\n'})
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size += int64(len(line.Out))
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}
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}
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