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42 lines
1.2 KiB
Go
42 lines
1.2 KiB
Go
// Copyright 2021 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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"testing"
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"github.com/cockroachdb/datadriven"
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)
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func (env *InteractionEnv) handleTransferLeadership(t *testing.T, d datadriven.TestData) error {
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var from, to uint64
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d.ScanArgs(t, "from", &from)
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d.ScanArgs(t, "to", &to)
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if from == 0 || from > uint64(len(env.Nodes)) {
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t.Fatalf(`expected valid "from" argument`)
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}
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if to == 0 || to > uint64(len(env.Nodes)) {
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t.Fatalf(`expected valid "to" argument`)
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}
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return env.transferLeadership(from, to)
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}
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// Initiate leadership transfer.
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func (env *InteractionEnv) transferLeadership(from, to uint64) error {
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fromIdx := from - 1
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env.Nodes[fromIdx].TransferLeader(to)
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return nil
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}
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