mirror of https://github.com/milvus-io/milvus.git
299 lines
10 KiB
Go
299 lines
10 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package grpcindexcoordclient
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import (
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"context"
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"fmt"
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clientv3 "go.etcd.io/etcd/client/v3"
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"go.uber.org/zap"
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"google.golang.org/grpc"
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"github.com/milvus-io/milvus-proto/go-api/commonpb"
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"github.com/milvus-io/milvus-proto/go-api/milvuspb"
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"github.com/milvus-io/milvus/internal/log"
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"github.com/milvus-io/milvus/internal/proto/indexpb"
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"github.com/milvus-io/milvus/internal/proto/internalpb"
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"github.com/milvus-io/milvus/internal/util/commonpbutil"
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"github.com/milvus-io/milvus/internal/util/funcutil"
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"github.com/milvus-io/milvus/internal/util/grpcclient"
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"github.com/milvus-io/milvus/internal/util/paramtable"
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"github.com/milvus-io/milvus/internal/util/sessionutil"
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"github.com/milvus-io/milvus/internal/util/typeutil"
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)
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var ClientParams paramtable.GrpcClientConfig
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var Params paramtable.ComponentParam
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// Client is the grpc client of IndexCoord.
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type Client struct {
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grpcClient grpcclient.GrpcClient[indexpb.IndexCoordClient]
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sess *sessionutil.Session
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}
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// NewClient creates a new IndexCoord client.
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func NewClient(ctx context.Context, metaRoot string, etcdCli *clientv3.Client) (*Client, error) {
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sess := sessionutil.NewSession(ctx, metaRoot, etcdCli)
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if sess == nil {
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err := fmt.Errorf("new session error, maybe can not connect to etcd")
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log.Debug("IndexCoordClient NewClient failed", zap.Error(err))
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return nil, err
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}
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ClientParams.InitOnce(typeutil.IndexCoordRole)
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client := &Client{
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grpcClient: &grpcclient.ClientBase[indexpb.IndexCoordClient]{
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ClientMaxRecvSize: ClientParams.ClientMaxRecvSize,
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ClientMaxSendSize: ClientParams.ClientMaxSendSize,
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DialTimeout: ClientParams.DialTimeout,
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KeepAliveTime: ClientParams.KeepAliveTime,
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KeepAliveTimeout: ClientParams.KeepAliveTimeout,
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RetryServiceNameConfig: "milvus.proto.index.IndexCoord",
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MaxAttempts: ClientParams.MaxAttempts,
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InitialBackoff: ClientParams.InitialBackoff,
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MaxBackoff: ClientParams.MaxBackoff,
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BackoffMultiplier: ClientParams.BackoffMultiplier,
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},
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sess: sess,
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}
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client.grpcClient.SetRole(typeutil.IndexCoordRole)
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client.grpcClient.SetGetAddrFunc(client.getIndexCoordAddr)
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client.grpcClient.SetNewGrpcClientFunc(client.newGrpcClient)
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return client, nil
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}
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// Init initializes IndexCoord's grpc client.
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func (c *Client) Init() error {
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return nil
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}
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// Start starts IndexCoord's client service. But it does nothing here.
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func (c *Client) Start() error {
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return nil
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}
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// Stop stops IndexCoord's grpc client.
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func (c *Client) Stop() error {
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return c.grpcClient.Close()
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}
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// Register dummy
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func (c *Client) Register() error {
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return nil
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}
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func (c *Client) getIndexCoordAddr() (string, error) {
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key := c.grpcClient.GetRole()
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msess, _, err := c.sess.GetSessions(key)
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if err != nil {
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log.Debug("IndexCoordClient GetSessions failed", zap.Any("key", key), zap.Error(err))
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return "", err
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}
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log.Debug("IndexCoordClient GetSessions success", zap.Any("key", key), zap.Any("msess", msess))
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ms, ok := msess[key]
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if !ok {
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log.Debug("IndexCoordClient msess key not existed", zap.Any("key", key), zap.Any("len of msess", len(msess)))
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return "", fmt.Errorf("find no available indexcoord, check indexcoord state")
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}
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return ms.Address, nil
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}
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// newGrpcClient create a new grpc client of IndexCoord.
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func (c *Client) newGrpcClient(cc *grpc.ClientConn) indexpb.IndexCoordClient {
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return indexpb.NewIndexCoordClient(cc)
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}
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// GetComponentStates gets the component states of IndexCoord.
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func (c *Client) GetComponentStates(ctx context.Context) (*milvuspb.ComponentStates, error) {
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ret, err := c.grpcClient.ReCall(ctx, func(client indexpb.IndexCoordClient) (any, error) {
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if !funcutil.CheckCtxValid(ctx) {
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return nil, ctx.Err()
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}
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return client.GetComponentStates(ctx, &milvuspb.GetComponentStatesRequest{})
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})
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if err != nil || ret == nil {
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return nil, err
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}
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return ret.(*milvuspb.ComponentStates), err
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}
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// GetStatisticsChannel gets the statistics channel of IndexCoord.
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func (c *Client) GetStatisticsChannel(ctx context.Context) (*milvuspb.StringResponse, error) {
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ret, err := c.grpcClient.ReCall(ctx, func(client indexpb.IndexCoordClient) (any, error) {
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if !funcutil.CheckCtxValid(ctx) {
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return nil, ctx.Err()
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}
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return client.GetStatisticsChannel(ctx, &internalpb.GetStatisticsChannelRequest{})
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})
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if err != nil || ret == nil {
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return nil, err
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}
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return ret.(*milvuspb.StringResponse), err
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}
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// CreateIndex sends the build index request to IndexCoord.
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func (c *Client) CreateIndex(ctx context.Context, req *indexpb.CreateIndexRequest) (*commonpb.Status, error) {
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ret, err := c.grpcClient.ReCall(ctx, func(client indexpb.IndexCoordClient) (any, error) {
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if !funcutil.CheckCtxValid(ctx) {
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return nil, ctx.Err()
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}
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return client.CreateIndex(ctx, req)
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})
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if err != nil || ret == nil {
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return nil, err
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}
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return ret.(*commonpb.Status), err
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}
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// GetIndexState gets the index states from IndexCoord.
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func (c *Client) GetIndexState(ctx context.Context, req *indexpb.GetIndexStateRequest) (*indexpb.GetIndexStateResponse, error) {
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ret, err := c.grpcClient.ReCall(ctx, func(client indexpb.IndexCoordClient) (any, error) {
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if !funcutil.CheckCtxValid(ctx) {
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return nil, ctx.Err()
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}
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return client.GetIndexState(ctx, req)
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})
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if err != nil || ret == nil {
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return nil, err
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}
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return ret.(*indexpb.GetIndexStateResponse), err
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}
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// GetSegmentIndexState gets the index states from IndexCoord.
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func (c *Client) GetSegmentIndexState(ctx context.Context, req *indexpb.GetSegmentIndexStateRequest) (*indexpb.GetSegmentIndexStateResponse, error) {
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ret, err := c.grpcClient.ReCall(ctx, func(client indexpb.IndexCoordClient) (any, error) {
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if !funcutil.CheckCtxValid(ctx) {
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return nil, ctx.Err()
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}
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return client.GetSegmentIndexState(ctx, req)
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})
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if err != nil || ret == nil {
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return nil, err
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}
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return ret.(*indexpb.GetSegmentIndexStateResponse), err
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}
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// GetIndexInfos gets the index file paths from IndexCoord.
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func (c *Client) GetIndexInfos(ctx context.Context, req *indexpb.GetIndexInfoRequest) (*indexpb.GetIndexInfoResponse, error) {
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ret, err := c.grpcClient.ReCall(ctx, func(client indexpb.IndexCoordClient) (any, error) {
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if !funcutil.CheckCtxValid(ctx) {
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return nil, ctx.Err()
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}
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return client.GetIndexInfos(ctx, req)
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})
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if err != nil || ret == nil {
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return nil, err
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}
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return ret.(*indexpb.GetIndexInfoResponse), err
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}
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// DescribeIndex describe the index info of the collection.
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func (c *Client) DescribeIndex(ctx context.Context, req *indexpb.DescribeIndexRequest) (*indexpb.DescribeIndexResponse, error) {
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ret, err := c.grpcClient.ReCall(ctx, func(client indexpb.IndexCoordClient) (any, error) {
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if !funcutil.CheckCtxValid(ctx) {
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return nil, ctx.Err()
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}
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return client.DescribeIndex(ctx, req)
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})
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if err != nil || ret == nil {
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return nil, err
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}
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return ret.(*indexpb.DescribeIndexResponse), err
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}
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// GetIndexBuildProgress describe the progress of the index.
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func (c *Client) GetIndexBuildProgress(ctx context.Context, req *indexpb.GetIndexBuildProgressRequest) (*indexpb.GetIndexBuildProgressResponse, error) {
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ret, err := c.grpcClient.ReCall(ctx, func(client indexpb.IndexCoordClient) (any, error) {
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if !funcutil.CheckCtxValid(ctx) {
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return nil, ctx.Err()
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}
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return client.GetIndexBuildProgress(ctx, req)
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})
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if err != nil || ret == nil {
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return nil, err
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}
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return ret.(*indexpb.GetIndexBuildProgressResponse), err
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}
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// DropIndex sends the drop index request to IndexCoord.
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func (c *Client) DropIndex(ctx context.Context, req *indexpb.DropIndexRequest) (*commonpb.Status, error) {
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ret, err := c.grpcClient.ReCall(ctx, func(client indexpb.IndexCoordClient) (any, error) {
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if !funcutil.CheckCtxValid(ctx) {
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return nil, ctx.Err()
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}
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return client.DropIndex(ctx, req)
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})
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if err != nil || ret == nil {
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return nil, err
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}
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return ret.(*commonpb.Status), err
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}
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// ShowConfigurations gets specified configurations para of IndexCoord
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func (c *Client) ShowConfigurations(ctx context.Context, req *internalpb.ShowConfigurationsRequest) (*internalpb.ShowConfigurationsResponse, error) {
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req = typeutil.Clone(req)
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commonpbutil.UpdateMsgBase(
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req.GetBase(),
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commonpbutil.FillMsgBaseFromClient(Params.IndexCoordCfg.GetNodeID(), commonpbutil.WithTargetID(c.sess.ServerID)),
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)
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ret, err := c.grpcClient.ReCall(ctx, func(client indexpb.IndexCoordClient) (any, error) {
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if !funcutil.CheckCtxValid(ctx) {
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return nil, ctx.Err()
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}
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return client.ShowConfigurations(ctx, req)
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})
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if err != nil || ret == nil {
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return nil, err
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}
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return ret.(*internalpb.ShowConfigurationsResponse), err
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}
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// GetMetrics gets the metrics info of IndexCoord.
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func (c *Client) GetMetrics(ctx context.Context, req *milvuspb.GetMetricsRequest) (*milvuspb.GetMetricsResponse, error) {
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req = typeutil.Clone(req)
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commonpbutil.UpdateMsgBase(
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req.GetBase(),
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commonpbutil.FillMsgBaseFromClient(Params.IndexCoordCfg.GetNodeID(), commonpbutil.WithTargetID(c.sess.ServerID)),
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)
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ret, err := c.grpcClient.ReCall(ctx, func(client indexpb.IndexCoordClient) (any, error) {
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if !funcutil.CheckCtxValid(ctx) {
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return nil, ctx.Err()
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}
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return client.GetMetrics(ctx, req)
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})
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if err != nil || ret == nil {
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return nil, err
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}
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return ret.(*milvuspb.GetMetricsResponse), err
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}
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func (c *Client) CheckHealth(ctx context.Context, req *milvuspb.CheckHealthRequest) (*milvuspb.CheckHealthResponse, error) {
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ret, err := c.grpcClient.ReCall(ctx, func(client indexpb.IndexCoordClient) (any, error) {
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if !funcutil.CheckCtxValid(ctx) {
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return nil, ctx.Err()
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}
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return client.CheckHealth(ctx, req)
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})
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if err != nil || ret == nil {
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return nil, err
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}
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return ret.(*milvuspb.CheckHealthResponse), err
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}
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