Takahiro Suzuki | 241c10e | 2020-12-17 20:17:57 +0900 | [diff] [blame] | 1 | // Copyright 2016 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 clientv3 |
| 16 | |
| 17 | import ( |
| 18 | pb "go.etcd.io/etcd/etcdserver/etcdserverpb" |
| 19 | ) |
| 20 | |
| 21 | // CompactOp represents a compact operation. |
| 22 | type CompactOp struct { |
| 23 | revision int64 |
| 24 | physical bool |
| 25 | } |
| 26 | |
| 27 | // CompactOption configures compact operation. |
| 28 | type CompactOption func(*CompactOp) |
| 29 | |
| 30 | func (op *CompactOp) applyCompactOpts(opts []CompactOption) { |
| 31 | for _, opt := range opts { |
| 32 | opt(op) |
| 33 | } |
| 34 | } |
| 35 | |
| 36 | // OpCompact wraps slice CompactOption to create a CompactOp. |
| 37 | func OpCompact(rev int64, opts ...CompactOption) CompactOp { |
| 38 | ret := CompactOp{revision: rev} |
| 39 | ret.applyCompactOpts(opts) |
| 40 | return ret |
| 41 | } |
| 42 | |
| 43 | func (op CompactOp) toRequest() *pb.CompactionRequest { |
| 44 | return &pb.CompactionRequest{Revision: op.revision, Physical: op.physical} |
| 45 | } |
| 46 | |
| 47 | // WithCompactPhysical makes Compact wait until all compacted entries are |
| 48 | // removed from the etcd server's storage. |
| 49 | func WithCompactPhysical() CompactOption { |
| 50 | return func(op *CompactOp) { op.physical = true } |
| 51 | } |