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e62417297d
% find -name '*.go' -o -name '*.md' -o -name '*.sh' | xargs sed -i --follow-symlinks 's|etcd/v3/raft|etcd/raft/v3|g'
83 lines
2.2 KiB
Go
83 lines
2.2 KiB
Go
// Copyright 2019 The etcd Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package rafttest
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import (
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"fmt"
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"strconv"
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"testing"
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"github.com/cockroachdb/datadriven"
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"go.etcd.io/etcd/raft/v3/raftpb"
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)
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func (env *InteractionEnv) handleProposeConfChange(t *testing.T, d datadriven.TestData) error {
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idx := firstAsNodeIdx(t, d)
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var v1 bool
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transition := raftpb.ConfChangeTransitionAuto
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for _, arg := range d.CmdArgs[1:] {
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for _, val := range arg.Vals {
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switch arg.Key {
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case "v1":
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var err error
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v1, err = strconv.ParseBool(val)
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if err != nil {
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return err
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}
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case "transition":
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switch val {
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case "auto":
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transition = raftpb.ConfChangeTransitionAuto
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case "implicit":
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transition = raftpb.ConfChangeTransitionJointImplicit
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case "explicit":
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transition = raftpb.ConfChangeTransitionJointExplicit
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default:
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return fmt.Errorf("unknown transition %s", val)
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}
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default:
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return fmt.Errorf("unknown command %s", arg.Key)
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}
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}
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}
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ccs, err := raftpb.ConfChangesFromString(d.Input)
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if err != nil {
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return err
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}
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var c raftpb.ConfChangeI
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if v1 {
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if len(ccs) > 1 || transition != raftpb.ConfChangeTransitionAuto {
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return fmt.Errorf("v1 conf change can only have one operation and no transition")
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}
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c = raftpb.ConfChange{
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Type: ccs[0].Type,
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NodeID: ccs[0].NodeID,
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}
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} else {
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c = raftpb.ConfChangeV2{
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Transition: transition,
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Changes: ccs,
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}
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}
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return env.ProposeConfChange(idx, c)
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}
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// ProposeConfChange proposes a configuration change on the node with the given index.
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func (env *InteractionEnv) ProposeConfChange(idx int, c raftpb.ConfChangeI) error {
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return env.Nodes[idx].ProposeConfChange(c)
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}
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