Issue 511 - Initial commit part 2

pkg/plugin/definition/registry.go

@@ -8,4 +8,10 @@ import (
 
 type RegistryLookup interface {
 	Lookup(ctx context.Context, req *model.Subscription) ([]model.Subscription, error)
+	Subscribe(ctx context.Context, subscription *model.Subscription) error
+}
+
+// RegistryLookupProvider initializes a new registry lookup instance.
+type RegistryLookupProvider interface {
+	New(context.Context, map[string]string) (RegistryLookup, func() error, error)
 }

pkg/plugin/manager.go

@@ -361,6 +361,27 @@ func (m *Manager) SimpleKeyManager(ctx context.Context, cache definition.Cache,
 	return km, nil
 }
 
+// Registry returns a RegistryLookup instance based on the provided configuration.
+// It registers a cleanup function for resource management.
+func (m *Manager) Registry(ctx context.Context, cfg *Config) (definition.RegistryLookup, error) {
+	rp, err := provider[definition.RegistryLookupProvider](m.plugins, cfg.ID)
+	if err != nil {
+		return nil, fmt.Errorf("failed to load provider for %s: %w", cfg.ID, err)
+	}
+	registry, closer, err := rp.New(ctx, cfg.Config)
+	if err != nil {
+		return nil, err
+	}
+	if closer != nil {
+		m.closers = append(m.closers, func() {
+			if err := closer(); err != nil {
+				panic(err)
+			}
+		})
+	}
+	return registry, nil
+}
+
 // Validator implements handler.PluginManager.
 func (m *Manager) Validator(ctx context.Context, cfg *Config) (definition.SchemaValidator, error) {
 	panic("unimplemented")