storage_recorder.go

Documentation: go.etcd.io/etcd/server/v3/mock/mockstorage

     1  // Copyright 2015 The etcd Authors
     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 mockstorage
    16  
    17  import (
    18  	"go.etcd.io/etcd/client/pkg/v3/testutil"
    19  	"go.etcd.io/etcd/raft/v3"
    20  	"go.etcd.io/etcd/raft/v3/raftpb"
    21  )
    22  
    23  type storageRecorder struct {
    24  	testutil.Recorder
    25  	dbPath string // must have '/' suffix if set
    26  }
    27  
    28  func NewStorageRecorder(db string) *storageRecorder {
    29  	return &storageRecorder{&testutil.RecorderBuffered{}, db}
    30  }
    31  
    32  func NewStorageRecorderStream(db string) *storageRecorder {
    33  	return &storageRecorder{testutil.NewRecorderStream(), db}
    34  }
    35  
    36  func (p *storageRecorder) Save(st raftpb.HardState, ents []raftpb.Entry) error {
    37  	p.Record(testutil.Action{Name: "Save"})
    38  	return nil
    39  }
    40  
    41  func (p *storageRecorder) SaveSnap(st raftpb.Snapshot) error {
    42  	if !raft.IsEmptySnap(st) {
    43  		p.Record(testutil.Action{Name: "SaveSnap"})
    44  	}
    45  	return nil
    46  }
    47  
    48  func (p *storageRecorder) Release(st raftpb.Snapshot) error {
    49  	if !raft.IsEmptySnap(st) {
    50  		p.Record(testutil.Action{Name: "Release"})
    51  	}
    52  	return nil
    53  }
    54  
    55  func (p *storageRecorder) Sync() error {
    56  	p.Record(testutil.Action{Name: "Sync"})
    57  	return nil
    58  }
    59  
    60  func (p *storageRecorder) Close() error { return nil }
    61
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