func (i *importer) machine(m description.Machine) error {
// Import this machine, then import its containers.
i.logger.Debugf("importing machine %s", m.Id())
// 1. construct a machineDoc
mdoc, err := i.makeMachineDoc(m)
if err != nil {
return errors.Annotatef(err, "machine %s", m.Id())
}
// 2. construct enough MachineTemplate to pass into 'insertNewMachineOps'
// - adds constraints doc
// - adds status doc
// - adds requested network doc
// - adds machine block devices doc
// TODO: consider filesystems and volumes
mStatus := m.Status()
if mStatus == nil {
return errors.NotValidf("missing status")
}
machineStatusDoc := statusDoc{
ModelUUID: i.st.ModelUUID(),
Status: status.Status(mStatus.Value()),
StatusInfo: mStatus.Message(),
StatusData: mStatus.Data(),
Updated: mStatus.Updated().UnixNano(),
}
// XXX(mjs) - this needs to be included in the serialized model
// (a card exists for the work). Fake it for now.
instanceStatusDoc := statusDoc{
ModelUUID: i.st.ModelUUID(),
Status: status.StatusStarted,
}
cons := i.constraints(m.Constraints())
networks := []string{}
prereqOps, machineOp := i.st.baseNewMachineOps(mdoc, machineStatusDoc,
instanceStatusDoc, cons, networks)
// 3. create op for adding in instance data
if instance := m.Instance(); instance != nil {
prereqOps = append(prereqOps, i.machineInstanceOp(mdoc, instance))
}
if parentId := ParentId(mdoc.Id); parentId != "" {
prereqOps = append(prereqOps,
// Update containers record for host machine.
i.st.addChildToContainerRefOp(parentId, mdoc.Id),
)
}
// insertNewContainerRefOp adds an empty doc into the containerRefsC
// collection for the machine being added.
prereqOps = append(prereqOps, i.st.insertNewContainerRefOp(mdoc.Id))
// 4. gather prereqs and machine op, run ops.
ops := append(prereqOps, machineOp)
// 5. add any ops that we may need to add the opened ports information.
ops = append(ops, i.machinePortsOps(m)...)
if err := i.st.runTransaction(ops); err != nil {
return errors.Trace(err)
}
machine := newMachine(i.st, mdoc)
if annotations := m.Annotations(); len(annotations) > 0 {
if err := i.st.SetAnnotations(machine, annotations); err != nil {
return errors.Trace(err)
}
}
if err := i.importStatusHistory(machine.globalKey(), m.StatusHistory()); err != nil {
return errors.Trace(err)
}
// Now that this machine exists in the database, process each of the
// containers in this machine.
for _, container := range m.Containers() {
if err := i.machine(container); err != nil {
return errors.Annotate(err, container.Id())
}
}
return nil
}
