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// Copyright Istio Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package serviceregistry
import (
"github.com/apache/dubbo-go-pixiu/pilot/pkg/model"
"github.com/apache/dubbo-go-pixiu/pilot/pkg/serviceregistry/provider"
"github.com/apache/dubbo-go-pixiu/pkg/cluster"
)
// Instance of a service registry. A single service registry combines the capabilities of service discovery
// and the controller for managing asynchronous events.
type Instance interface {
model.Controller
model.ServiceDiscovery
// Provider backing this service registry (i.e. Kubernetes etc.)
Provider() provider.ID
// Cluster for which the service registry applies. Only needed for multicluster systems.
Cluster() cluster.ID
}
var _ Instance = &Simple{}
// Simple Instance implementation, where fields are set individually.
type Simple struct {
ProviderID provider.ID
ClusterID cluster.ID
model.Controller
model.ServiceDiscovery
}
func (r Simple) Provider() provider.ID {
return r.ProviderID
}
func (r Simple) Cluster() cluster.ID {
return r.ClusterID
}