func processMachine(machine *state.Machine, instance environs.Instance) (map[string]interface{}, error) {
r := m()
r["instance-id"] = instance.Id()
if dnsname, err := instance.DNSName(); err == nil {
r["dns-name"] = dnsname
}
processVersion(r, machine)
processAgentStatus(r, machine)
// TODO(dfc) unit-status
return r, nil
}
// assertInstanceId asserts that the machine has an instance id
// that matches that of the given instance. If the instance is nil,
// It asserts that the instance id is unset.
func assertInstanceId(c *C, m *state.Machine, inst environs.Instance) {
var wantId, gotId state.InstanceId
var err error
if inst != nil {
wantId = inst.Id()
}
for a := waitAgent.Start(); a.Next(); {
err := m.Refresh()
c.Assert(err, IsNil)
gotId, err = m.InstanceId()
if state.IsNotFound(err) {
if inst == nil {
return
}
continue
}
c.Assert(err, IsNil)
break
}
c.Assert(err, IsNil)
c.Assert(gotId, Equals, wantId)
}
// checkInstanceIdSet checks that the machine has an instance id
// that matches that of the given instance. If the instance is nil,
// It checks that the instance id is unset.
func (s *ProvisionerSuite) checkInstanceId(c *C, m *state.Machine, inst environs.Instance) {
// TODO(dfc) add machine.Watch() to avoid having to poll.
s.State.StartSync()
var instId state.InstanceId
if inst != nil {
instId = inst.Id()
}
for a := veryShortAttempt.Start(); a.Next(); {
err := m.Refresh()
c.Assert(err, IsNil)
_, err = m.InstanceId()
if state.IsNotFound(err) {
if inst == nil {
return
}
continue
}
c.Assert(err, IsNil)
break
}
id, err := m.InstanceId()
c.Assert(err, IsNil)
c.Assert(id, Equals, instId)
}