milvus/cmd/components/index_node.go

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// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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 components
import (
"context"
"github.com/milvus-io/milvus/internal/log"
"github.com/milvus-io/milvus/internal/proto/internalpb"
grpcindexnode "github.com/milvus-io/milvus/internal/distributed/indexnode"
)
// IndexNode implements IndexNode grpc server
type IndexNode struct {
svr *grpcindexnode.Server
}
// NewIndexNode creates a new IndexNode
func NewIndexNode(ctx context.Context) (*IndexNode, error) {
var err error
n := &IndexNode{}
svr, err := grpcindexnode.NewServer(ctx)
if err != nil {
return nil, err
}
n.svr = svr
return n, nil
}
// Run starts service
func (n *IndexNode) Run() error {
if err := n.svr.Run(); err != nil {
return err
}
log.Debug("IndexNode successfully started")
return nil
}
// Stop terminates service
func (n *IndexNode) Stop() error {
if err := n.svr.Stop(); err != nil {
return err
}
return nil
}
// GetComponentStates returns IndexNode's states
func (n *IndexNode) GetComponentStates(ctx context.Context, request *internalpb.GetComponentStatesRequest) (*internalpb.ComponentStates, error) {
return n.svr.GetComponentStates(ctx, request)
}