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103 lines
2.6 KiB
Go
103 lines
2.6 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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"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/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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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()); 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() (*internalpb2.ComponentStates, error) {
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states, err := c.grpcClient.GetComponentStates(context.TODO(), nil)
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if err != nil {
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return nil, err
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}
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return states.States, nil
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}
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func (c *Client) GetTimeTickChannel() (string, error) {
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response, err := c.grpcClient.GetTimeTickChannel(context.TODO(), nil)
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if err != nil {
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return "", err
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}
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return response.Value, nil
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}
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func (c *Client) GetStatisticsChannel() (string, error) {
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response, err := c.grpcClient.GetStatsChannel(context.TODO(), nil)
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if err != nil {
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return "", err
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}
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return response.Value, nil
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}
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func (c *Client) AddQueryChannel(in *querypb.AddQueryChannelsRequest) (*commonpb.Status, error) {
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return c.grpcClient.AddQueryChannel(context.TODO(), in)
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}
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func (c *Client) RemoveQueryChannel(in *querypb.RemoveQueryChannelsRequest) (*commonpb.Status, error) {
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return c.grpcClient.RemoveQueryChannel(context.TODO(), in)
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}
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func (c *Client) WatchDmChannels(in *querypb.WatchDmChannelsRequest) (*commonpb.Status, error) {
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return c.grpcClient.WatchDmChannels(context.TODO(), in)
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}
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func (c *Client) LoadSegments(in *querypb.LoadSegmentRequest) (*commonpb.Status, error) {
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return c.grpcClient.LoadSegments(context.TODO(), in)
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}
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func (c *Client) ReleaseSegments(in *querypb.ReleaseSegmentRequest) (*commonpb.Status, error) {
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return c.grpcClient.ReleaseSegments(context.TODO(), in)
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}
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func (c *Client) GetSegmentInfo(in *querypb.SegmentInfoRequest) (*querypb.SegmentInfoResponse, error) {
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return c.grpcClient.GetSegmentInfo(context.TODO(), in)
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}
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