func updateMachine(member service.ClusterMember, flags UpdateFlags, log *logging.Logger) error {
askConfirmation := flags.AskConfirmation
log.Infof("Updating %s...", member.ClusterIP)
// Extract gluon binary
cmd := fmt.Sprintf("docker run --rm -v /home/core/bin/:/destination/ %s", flags.GluonImage)
if _, err := runRemoteCommand(member, flags.UserName, log, cmd, "", false); err != nil {
return maskAny(err)
}
// Update image version on disk
if _, err := runRemoteCommand(member, flags.UserName, log, "sudo tee /etc/pulcy/gluon-image", flags.GluonImage, false); err != nil {
return maskAny(err)
}
// Setup new gluon version
if _, err := runRemoteCommand(member, flags.UserName, log, "sudo systemctl restart gluon", "", false); err != nil {
return maskAny(err)
}
// Reboot if needed
if flags.Reboot {
log.Infof("Rebooting %s...", member.ClusterIP)
runRemoteCommand(member, flags.UserName, log, "sudo reboot -f", "", true)
time.Sleep(time.Second * 15)
if err := waitUntilMachineUp(member, flags, log); err != nil {
return maskAny(err)
}
if !member.EtcdProxy {
log.Warningf("Core machine %s is back up, check services", member.ClusterIP)
askConfirmation = true
} else {
log.Infof("Machine %s is back up", member.ClusterIP)
}
}
if askConfirmation {
confirm("Can we continue?")
}
return nil
}