github.com/matrixorigin/matrixone@v1.2.0/pkg/proxy/heartbeat.go (about)

     1  // Copyright 2021 - 2023 Matrix Origin
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package proxy
    16  
    17  import (
    18  	"context"
    19  	"time"
    20  
    21  	pb "github.com/matrixorigin/matrixone/pkg/pb/logservice"
    22  	"go.uber.org/zap"
    23  )
    24  
    25  func (s *Server) heartbeat(ctx context.Context) {
    26  	if s.config.HAKeeper.HeartbeatInterval.Duration == 0 {
    27  		panic("invalid heartbeat interval")
    28  	}
    29  	ticker := time.NewTicker(s.config.HAKeeper.HeartbeatInterval.Duration)
    30  	defer ticker.Stop()
    31  	for {
    32  		select {
    33  		case <-ctx.Done():
    34  			return
    35  		case <-ticker.C:
    36  			s.doHeartbeat(ctx)
    37  			select {
    38  			case <-ctx.Done():
    39  				return
    40  			default:
    41  			}
    42  		}
    43  	}
    44  }
    45  
    46  func (s *Server) doHeartbeat(ctx context.Context) {
    47  	ctx, cancel := context.WithTimeout(ctx, s.config.HAKeeper.HeartbeatTimeout.Duration)
    48  	defer cancel()
    49  	_, err := s.haKeeperClient.SendProxyHeartbeat(ctx, pb.ProxyHeartbeat{
    50  		UUID:          s.config.UUID,
    51  		ListenAddress: s.config.ListenAddress,
    52  		ConfigData:    s.configData.GetData(),
    53  	})
    54  	if err != nil {
    55  		s.runtime.Logger().Error("failed to send heartbeat", zap.Error(err))
    56  	}
    57  	s.configData.DecrCount()
    58  }