func (b *Build) callbackForBuild(msg *dockerclient.JSONMessage) {
if e := msg.Err(); e != nil {
log.Printf("%s", e)
return
}
msg.Stream = strings.TrimSpace(msg.Stream)
switch {
case msg.Stream == "":
// ignore
case b.Verbose:
fmt.Println(msg.Stream)
case strings.HasPrefix(msg.Stream, "Step "):
parts := strings.SplitN(msg.Stream[5:], " : ", 2)
if len(parts) != 2 { // ignore message
return
}
step, e := strconv.Atoi(parts[0])
if e != nil {
return
}
newMessage := message{
Step: step,
Command: parts[1],
Started: time.Now(),
}
b.msgList = append(b.msgList, newMessage)
fmt.Printf("%.3d %q", newMessage.Step, newMessage.Command)
case msg.Stream == "---> Using cache":
if len(b.msgList) > 0 {
b.msgList[len(b.msgList)-1].Cached = true
}
case strings.HasPrefix(msg.Stream, "---> "):
if len(b.msgList) > 0 && len(msg.Stream) == 17 {
i := len(b.msgList) - 1
b.msgList[i].Finished = time.Now()
b.msgList[i].Image = msg.Stream[5:]
status := "BUILT "
if b.msgList[i].Cached {
status = "CACHED"
}
duration := b.msgList[i].Finished.Sub(b.msgList[i].Started)
fmt.Printf("\r%.3d [%s] [%s] %q took %5.2fs\n", b.msgList[i].Step, status, b.msgList[i].Image, b.msgList[i].Command, duration.Seconds())
}
}
}
func (b *Build) callbackForPush(msg *dockerclient.JSONMessage) {
if e := msg.Err(); e != nil {
log.Printf("%s", e)
return
}
msg.Status = strings.TrimSpace(msg.Status)
switch {
case msg.Status == "":
// ignore
case b.Verbose:
fmt.Printf("%s\n", msg.Status)
case msg.Status == "Buffering to disk" && msg.Progress.Total > 0:
fmt.Printf("\r[%s] Buffering: %4.2f %%", msg.Id, 100.0*float32(msg.Progress.Current)/float32(msg.Progress.Total))
case msg.Status == "Pushing" && msg.Progress.Total > 0:
fmt.Printf("\r[%s] Pushing: %4.2f %%", msg.Id, 100.0*float32(msg.Progress.Current)/float32(msg.Progress.Total))
case msg.Status == "Image successfully pushed":
fmt.Printf("\r[%s] Pushing: ... done\n", msg.Id)
}
}