Function RestoreConfig

internal/pgbackrest/reconcile.go:500–526

RestoreConfig populates targetConfigMap and targetSecret with values needed to restore a cluster from repositories defined in sourceConfigMap and sourceSecret.

(
	sourceConfigMap, targetConfigMap *corev1.ConfigMap,
	sourceSecret, targetSecret *corev1.Secret,
)

// RestoreConfig populates targetConfigMap and targetSecret with values needed
// to restore a cluster from repositories defined in sourceConfigMap and sourceSecret.
func RestoreConfig(
	sourceConfigMap, targetConfigMap *corev1.ConfigMap,
	sourceSecret, targetSecret *corev1.Secret,
) {
	initialize.Map(&targetConfigMap.Data)

	// Use the repository definitions from the source cluster.
	//
	// TODO(cbandy): This is the *entire* instance configuration from another
	// cluster. For now, the stanza options are "pg1-path", "pg1-port", and
	// "pg1-socket-path" and these are safe enough to use across different
	// clusters running the same PostgreSQL version. When that list grows,
	// consider changing this to use local stanza options and remote repository options.
	targetConfigMap.Data[CMInstanceKey] = sourceConfigMap.Data[CMInstanceKey]

	if sourceSecret != nil && targetSecret != nil {
		initialize.Map(&targetSecret.Data)

		// - https://golang.org/issue/45038
		bytesClone := func(b []byte) []byte { return append([]byte(nil), b...) }

		// Use the CA and client certificate from the source cluster.
		for _, item := range clientCertificates() {
			targetSecret.Data[item.Key] = bytesClone(sourceSecret.Data[item.Key])
		}
	}
}

// Secret populates the pgBackRest Secret.
func Secret(ctx context.Context,