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https://gitee.com/milvus-io/milvus.git
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107 lines
3.2 KiB
Go
107 lines
3.2 KiB
Go
package grpcquerynodeclient
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import (
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"context"
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"time"
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"google.golang.org/grpc"
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otgrpc "github.com/opentracing-contrib/go-grpc"
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"github.com/opentracing/opentracing-go"
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"github.com/zilliztech/milvus-distributed/internal/proto/commonpb"
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"github.com/zilliztech/milvus-distributed/internal/proto/internalpb2"
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"github.com/zilliztech/milvus-distributed/internal/proto/milvuspb"
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"github.com/zilliztech/milvus-distributed/internal/proto/querypb"
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)
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const (
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RPCConnectionTimeout = 30 * time.Second
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Retry = 3
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)
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type Client struct {
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ctx context.Context
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grpcClient querypb.QueryNodeClient
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conn *grpc.ClientConn
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addr string
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}
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func NewClient(address string) *Client {
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return &Client{
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addr: address,
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}
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}
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func (c *Client) Init() error {
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tracer := opentracing.GlobalTracer()
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ctx, cancel := context.WithTimeout(context.Background(), RPCConnectionTimeout)
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defer cancel()
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var err error
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for i := 0; i < Retry; i++ {
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if c.conn, err = grpc.DialContext(ctx, c.addr, grpc.WithInsecure(), grpc.WithBlock(),
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grpc.WithUnaryInterceptor(
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otgrpc.OpenTracingClientInterceptor(tracer)),
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grpc.WithStreamInterceptor(
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otgrpc.OpenTracingStreamClientInterceptor(tracer))); err == nil {
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break
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}
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}
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if err != nil {
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return err
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}
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c.grpcClient = querypb.NewQueryNodeClient(c.conn)
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return nil
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}
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func (c *Client) Start() error {
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return nil
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}
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func (c *Client) Stop() error {
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return c.conn.Close()
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}
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func (c *Client) GetComponentStates(ctx context.Context) (*internalpb2.ComponentStates, error) {
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return c.grpcClient.GetComponentStates(ctx, nil)
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}
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func (c *Client) GetTimeTickChannel(ctx context.Context) (*milvuspb.StringResponse, error) {
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return c.grpcClient.GetTimeTickChannel(ctx, nil)
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}
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func (c *Client) GetStatisticsChannel(ctx context.Context) (*milvuspb.StringResponse, error) {
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return c.grpcClient.GetStatsChannel(ctx, nil)
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}
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func (c *Client) AddQueryChannel(ctx context.Context, in *querypb.AddQueryChannelsRequest) (*commonpb.Status, error) {
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return c.grpcClient.AddQueryChannel(ctx, in)
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}
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func (c *Client) RemoveQueryChannel(ctx context.Context, in *querypb.RemoveQueryChannelsRequest) (*commonpb.Status, error) {
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return c.grpcClient.RemoveQueryChannel(ctx, in)
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}
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func (c *Client) WatchDmChannels(ctx context.Context, in *querypb.WatchDmChannelsRequest) (*commonpb.Status, error) {
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return c.grpcClient.WatchDmChannels(ctx, in)
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}
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func (c *Client) LoadSegments(ctx context.Context, in *querypb.LoadSegmentRequest) (*commonpb.Status, error) {
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return c.grpcClient.LoadSegments(ctx, in)
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}
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func (c *Client) ReleaseCollection(ctx context.Context, in *querypb.ReleaseCollectionRequest) (*commonpb.Status, error) {
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return c.grpcClient.ReleaseCollection(ctx, in)
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}
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func (c *Client) ReleasePartitions(ctx context.Context, in *querypb.ReleasePartitionRequest) (*commonpb.Status, error) {
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return c.grpcClient.ReleasePartitions(ctx, in)
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}
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func (c *Client) ReleaseSegments(ctx context.Context, in *querypb.ReleaseSegmentRequest) (*commonpb.Status, error) {
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return c.grpcClient.ReleaseSegments(ctx, in)
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}
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func (c *Client) GetSegmentInfo(ctx context.Context, in *querypb.SegmentInfoRequest) (*querypb.SegmentInfoResponse, error) {
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return c.grpcClient.GetSegmentInfo(ctx, in)
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}
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