func (task *provisionerTask) startMachine(machine *apiprovisioner.Machine) error {
provisioningInfo, err := task.provisioningInfo(machine)
if err != nil {
return err
}
possibleTools, err := task.possibleTools(provisioningInfo.Series, provisioningInfo.Constraints)
if err != nil {
return task.setErrorStatus("cannot find tools for machine %q: %v", machine, err)
}
inst, metadata, networkInfo, err := task.broker.StartInstance(environs.StartInstanceParams{
Constraints: provisioningInfo.Constraints,
Tools: possibleTools,
MachineConfig: provisioningInfo.MachineConfig,
Placement: provisioningInfo.Placement,
DistributionGroup: machine.DistributionGroup,
})
if err != nil {
// Set the state to error, so the machine will be skipped next
// time until the error is resolved, but don't return an
// error; just keep going with the other machines.
return task.setErrorStatus("cannot start instance for machine %q: %v", machine, err)
}
nonce := provisioningInfo.MachineConfig.MachineNonce
networks, ifaces := task.prepareNetworkAndInterfaces(networkInfo)
err = machine.SetInstanceInfo(inst.Id(), nonce, metadata, networks, ifaces)
if err != nil && params.IsCodeNotImplemented(err) {
return fmt.Errorf("cannot provision instance %v for machine %q with networks: not implemented", inst.Id(), machine)
} else if err == nil {
logger.Infof("started machine %s as instance %s with hardware %q, networks %v, interfaces %v", machine, inst.Id(), metadata, networks, ifaces)
return nil
}
// We need to stop the instance right away here, set error status and go on.
task.setErrorStatus("cannot register instance for machine %v: %v", machine, err)
if err := task.broker.StopInstances(inst.Id()); err != nil {
// We cannot even stop the instance, log the error and quit.
logger.Errorf("cannot stop instance %q for machine %v: %v", inst.Id(), machine, err)
return err
}
return nil
}
