go.etcd.io/etcd@v3.3.27+incompatible/snapshot/util.go (about)

     1  // Copyright 2018 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 snapshot
    16  
    17  import "encoding/binary"
    18  
    19  type revision struct {
    20  	main int64
    21  	sub  int64
    22  }
    23  
    24  func bytesToRev(bytes []byte) revision {
    25  	return revision{
    26  		main: int64(binary.BigEndian.Uint64(bytes[0:8])),
    27  		sub:  int64(binary.BigEndian.Uint64(bytes[9:])),
    28  	}
    29  }
    30  
    31  // initIndex implements ConsistentIndexGetter so the snapshot won't block
    32  // the new raft instance by waiting for a future raft index.
    33  type initIndex int
    34  
    35  func (i *initIndex) ConsistentIndex() uint64 { return uint64(*i) }