mirror of
https://gitee.com/milvus-io/milvus.git
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122 lines
3.9 KiB
Go
122 lines
3.9 KiB
Go
package grpcqueryserviceclient
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import (
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"context"
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"time"
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otgrpc "github.com/opentracing-contrib/go-grpc"
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"github.com/opentracing/opentracing-go"
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"go.uber.org/zap"
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"google.golang.org/grpc"
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"github.com/zilliztech/milvus-distributed/internal/log"
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"github.com/zilliztech/milvus-distributed/internal/proto/commonpb"
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"github.com/zilliztech/milvus-distributed/internal/proto/internalpb"
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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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type Client struct {
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grpcClient querypb.QueryServiceClient
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conn *grpc.ClientConn
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addr string
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timeout time.Duration
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retry int
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}
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func NewClient(address string, timeout time.Duration) (*Client, error) {
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return &Client{
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grpcClient: nil,
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conn: nil,
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addr: address,
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timeout: timeout,
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retry: 300,
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}, nil
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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(), c.timeout)
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defer cancel()
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var err error
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for i := 0; i < c.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.NewQueryServiceClient(c.conn)
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log.Debug("connected to queryService", zap.String("queryService", c.addr))
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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) (*internalpb.ComponentStates, error) {
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return c.grpcClient.GetComponentStates(ctx, &internalpb.GetComponentStatesRequest{})
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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, &internalpb.GetTimeTickChannelRequest{})
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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.GetStatisticsChannel(ctx, &internalpb.GetStatisticsChannelRequest{})
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}
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func (c *Client) RegisterNode(ctx context.Context, req *querypb.RegisterNodeRequest) (*querypb.RegisterNodeResponse, error) {
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return c.grpcClient.RegisterNode(ctx, req)
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}
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func (c *Client) ShowCollections(ctx context.Context, req *querypb.ShowCollectionsRequest) (*querypb.ShowCollectionsResponse, error) {
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return c.grpcClient.ShowCollections(ctx, req)
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}
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func (c *Client) LoadCollection(ctx context.Context, req *querypb.LoadCollectionRequest) (*commonpb.Status, error) {
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return c.grpcClient.LoadCollection(ctx, req)
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}
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func (c *Client) ReleaseCollection(ctx context.Context, req *querypb.ReleaseCollectionRequest) (*commonpb.Status, error) {
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return c.grpcClient.ReleaseCollection(ctx, req)
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}
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func (c *Client) ShowPartitions(ctx context.Context, req *querypb.ShowPartitionsRequest) (*querypb.ShowPartitionsResponse, error) {
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return c.grpcClient.ShowPartitions(ctx, req)
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}
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func (c *Client) LoadPartitions(ctx context.Context, req *querypb.LoadPartitionsRequest) (*commonpb.Status, error) {
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return c.grpcClient.LoadPartitions(ctx, req)
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}
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func (c *Client) ReleasePartitions(ctx context.Context, req *querypb.ReleasePartitionsRequest) (*commonpb.Status, error) {
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return c.grpcClient.ReleasePartitions(ctx, req)
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}
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func (c *Client) CreateQueryChannel(ctx context.Context) (*querypb.CreateQueryChannelResponse, error) {
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return c.grpcClient.CreateQueryChannel(ctx, &querypb.CreateQueryChannelRequest{})
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}
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func (c *Client) GetPartitionStates(ctx context.Context, req *querypb.GetPartitionStatesRequest) (*querypb.GetPartitionStatesResponse, error) {
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return c.grpcClient.GetPartitionStates(ctx, req)
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}
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func (c *Client) GetSegmentInfo(ctx context.Context, req *querypb.GetSegmentInfoRequest) (*querypb.GetSegmentInfoResponse, error) {
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return c.grpcClient.GetSegmentInfo(ctx, req)
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}
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