func notifyRemoval() {
log.Debugln("Checking removal notification...")
if chn.NeedsRemovalNotification() {
log.Debugln("Needs removal notification. Sending message...")
chn.GetRemovalChannel() <- struct{}{}
log.Debugln("Removal notified")
chn.SetRemovalNotification(false)
}
}
func (p *Remove) Run(config Action) error {
var err error
stopped := config.Instances.Stopped
if len(stopped) < 1 {
log.WithFields(log.Fields{
"service": config.Service,
"err": errNoContainerToRemove,
}).Errorln("Cannot remove container")
return errNoContainerToRemove
}
ch.SetRemovalNotification(true)
toRemove := stopped[0]
// Assumption: I remove only stopped containers; containers have no volume
err = container.Docker().Client.RemoveContainer(toRemove, false, false)
if err != nil {
log.WithFields(log.Fields{
"service": config.Service,
"instance": toRemove,
"err": err,
}).Errorln("Cannot remove container")
return err
}
waitForRemoval()
log.WithFields(log.Fields{
"service": config.Service,
"instance": toRemove,
}).Debugln("Removed container")
return nil
}