// runMachineUpdate connects via ssh to the machine and runs the update script
func runMachineUpdate(m *state.Machine, sshArg string) error {
progress("updating machine: %v\n", m)
addr := instance.SelectPublicAddress(m.Addresses())
if addr == "" {
return fmt.Errorf("no appropriate public address found")
}
return runViaSsh(addr, sshArg)
}
// remoteParamsForMachine returns a filled in RemoteExec instance
// based on the machine, command and timeout params. If the machine
// does not have an internal address, the Host is empty. This is caught
// by the function that actually tries to execute the command.
func remoteParamsForMachine(machine *state.Machine, command string, timeout time.Duration) *RemoteExec {
// magic boolean parameters are bad :-(
address := instance.SelectInternalAddress(machine.Addresses(), false)
execParams := &RemoteExec{
ExecParams: ssh.ExecParams{
Command: command,
Timeout: timeout,
},
MachineId: machine.Id(),
}
if address != "" {
execParams.Host = fmt.Sprintf("ubuntu@%s", address)
}
return execParams
}
func (context *statusContext) makeMachineStatus(machine *state.Machine) (status api.MachineStatus) {
status.Id = machine.Id()
status.Life,
status.AgentVersion,
status.AgentState,
status.AgentStateInfo,
status.Err = processAgent(machine)
status.Series = machine.Series()
status.Jobs = paramsJobsFromJobs(machine.Jobs())
status.WantsVote = machine.WantsVote()
status.HasVote = machine.HasVote()
instid, err := machine.InstanceId()
if err == nil {
status.InstanceId = instid
status.InstanceState, err = machine.InstanceStatus()
if err != nil {
status.InstanceState = "error"
}
status.DNSName = instance.SelectPublicAddress(machine.Addresses())
} else {
if state.IsNotProvisionedError(err) {
status.InstanceId = "pending"
} else {
status.InstanceId = "error"
}
// There's no point in reporting a pending agent state
// if the machine hasn't been provisioned. This
// also makes unprovisioned machines visually distinct
// in the output.
status.AgentState = ""
}
hc, err := machine.HardwareCharacteristics()
if err != nil {
if !errors.IsNotFound(err) {
status.Hardware = "error"
}
} else {
status.Hardware = hc.String()
}
status.Containers = make(map[string]api.MachineStatus)
return
}