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Pass full state to GetExternalNameFn function to access field other than ID #316

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21 changes: 10 additions & 11 deletions pkg/controller/external_nofork.go
Original file line number Diff line number Diff line change
Expand Up @@ -526,7 +526,7 @@ func (n *noForkExternal) Observe(ctx context.Context, mg xpresource.Managed) (ma
resource.SetUpToDateCondition(mg, noDiff)
}
// check for an external-name change
if nameChanged, err := n.setExternalName(mg, newState); err != nil {
if nameChanged, err := n.setExternalName(mg, stateValueMap); err != nil {
return managed.ExternalObservation{}, errors.Wrapf(err, "failed to set the external-name of the managed resource during observe")
} else {
specUpdateRequired = specUpdateRequired || nameChanged
Expand All @@ -543,15 +543,14 @@ func (n *noForkExternal) Observe(ctx context.Context, mg xpresource.Managed) (ma

// sets the external-name on the MR. Returns `true`
// if the external-name of the MR has changed.
func (n *noForkExternal) setExternalName(mg xpresource.Managed, newState *tf.InstanceState) (bool, error) {
if newState.ID == "" {
func (n *noForkExternal) setExternalName(mg xpresource.Managed, stateValueMap map[string]interface{}) (bool, error) {
id, ok := stateValueMap["id"]
if !ok || id.(string) == "" {
return false, nil
}
newName, err := n.config.ExternalName.GetExternalNameFn(map[string]any{
"id": newState.ID,
})
newName, err := n.config.ExternalName.GetExternalNameFn(stateValueMap)
if err != nil {
return false, errors.Wrapf(err, "failed to get the external-name from ID: %s", newState.ID)
return false, errors.Wrapf(err, "failed to compute the external-name from the state map of the resource with the ID %s", id)
}
oldName := meta.GetExternalName(mg)
// we have to make sure the newly set external-name is recorded
Expand Down Expand Up @@ -602,12 +601,12 @@ func (n *noForkExternal) Create(ctx context.Context, mg xpresource.Managed) (man
}
n.opTracker.SetTfState(newState)

if _, err := n.setExternalName(mg, newState); err != nil {
return managed.ExternalCreation{}, errors.Wrapf(err, "failed to set the external-name of the managed resource during create")
}
stateValueMap, err := n.fromInstanceStateToJSONMap(newState)
if err != nil {
return managed.ExternalCreation{}, err
return managed.ExternalCreation{}, errors.Wrap(err, "failed to convert instance state to map")
}
if _, err := n.setExternalName(mg, stateValueMap); err != nil {
return managed.ExternalCreation{}, errors.Wrapf(err, "failed to set the external-name of the managed resource during create")
}
err = mg.(resource.Terraformed).SetObservation(stateValueMap)
if err != nil {
Expand Down
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