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Simplify the kill "SIG" prefix stripping code

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Docker-DCO-1.1-Signed-off-by: Andrew Page <admwiggin@gmail.com> (github: tianon)
This commit is contained in:
Tianon Gravi 2014-04-01 13:33:46 -06:00
parent 7ab66fa694
commit 4bf70317ed
1 changed files with 2 additions and 6 deletions
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8
server/server.go
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@ -142,12 +142,8 @@ func (srv *Server) ContainerKill(job *engine.Job) engine.Status {
// The largest legal signal is 31, so let's parse on 5 bits
sig, err = strconv.ParseUint(job.Args[1], 10, 5)
if err != nil {
// The signal is not a number, treat it as a string
sig = uint64(signal.SignalMap[job.Args[1]])
if sig == 0 && strings.HasPrefix(job.Args[1], "SIG") {
// If signal is prefixed with SIG, try with it stripped (ie, "SIGKILL", etc)
sig = uint64(signal.SignalMap[job.Args[1][3:]])
}
// The signal is not a number, treat it as a string (either like "KILL" or like "SIGKILL")
sig = uint64(signal.SignalMap[strings.TrimPrefix(job.Args[1], "SIG")])
if sig == 0 {
return job.Errorf("Invalid signal: %s", job.Args[1])
}