vitess.io/vitess@v0.16.2/go/vt/topo/events/tablet_change.go (about)

     1  /*
     2  Copyright 2019 The Vitess Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package events
    18  
    19  import (
    20  	topodatapb "vitess.io/vitess/go/vt/proto/topodata"
    21  )
    22  
    23  // TabletChange is an event that describes changes to a tablet's topo record.
    24  // It is triggered when the CURRENT process changes ANY tablet's record.
    25  // It is NOT triggered when a DIFFERENT process changes THIS tablet's record.
    26  // To be notified when THIS tablet's record changes, even if it was changed
    27  // by a different process, listen for go/vt/tabletmanager/events.StateChange.
    28  type TabletChange struct {
    29  	Tablet *topodatapb.Tablet
    30  	Status string
    31  }