func createRC(
rcs rcstore.Store,
applicator labels.Applicator,
manifest manifest.Manifest,
desired int,
nodes map[types.NodeName]bool,
) (rc_fields.RC, error) {
created, err := rcs.Create(manifest, nil, nil)
if err != nil {
return rc_fields.RC{}, fmt.Errorf("Error creating RC: %s", err)
}
podID := string(manifest.ID())
for node := range nodes {
if err = applicator.SetLabel(labels.POD, node.String()+"/"+podID, rc.RCIDLabel, string(created.ID)); err != nil {
return rc_fields.RC{}, fmt.Errorf("Error applying RC ID label: %s", err)
}
}
return created, rcs.SetDesiredReplicas(created.ID, desired)
}
func applyLabels(applicator labels.Applicator, entityID string, labelType labels.Type, additiveLabels map[string]string, destructiveKeys []string) error {
var err error
if !confirm(fmt.Sprintf("mutate the labels for %s/%s", labelType, entityID)) {
return nil
}
if len(additiveLabels) > 0 {
for k, v := range additiveLabels {
err = applicator.SetLabel(labelType, entityID, k, v)
if err != nil {
fmt.Fprintf(os.Stderr, "Error while appyling label. k/v: %s/%s.\n%v\n", k, v, err)
}
}
}
if len(destructiveKeys) > 0 {
for _, key := range destructiveKeys {
err = applicator.RemoveLabel(labelType, entityID, key)
if err != nil {
fmt.Fprintf(os.Stderr, "Error while destroying label with key: %s.\n%v\n", key, err)
}
}
}
return nil
}