1 // Copyright 2019 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 rafttest 16 17 import ( 18 "strconv" 19 "testing" 20 21 "github.com/cockroachdb/datadriven" 22 ) 23 24 func (env *InteractionEnv) handleCompact(t *testing.T, d datadriven.TestData) error { 25 idx := firstAsNodeIdx(t, d) 26 newFirstIndex, err := strconv.ParseUint(d.CmdArgs[1].Key, 10, 64) 27 if err != nil { 28 return err 29 } 30 return env.Compact(idx, newFirstIndex) 31 } 32 33 // Compact truncates the log on the node at index idx so that the supplied new 34 // first index results. 35 func (env *InteractionEnv) Compact(idx int, newFirstIndex uint64) error { 36 if err := env.Nodes[idx].Compact(newFirstIndex); err != nil { 37 return err 38 } 39 return env.RaftLog(idx) 40 } 41