57 lines
1.4 KiB
Go
57 lines
1.4 KiB
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: MPL-2.0
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package raftutil
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import (
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"path/filepath"
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"testing"
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"github.com/hashicorp/nomad/ci"
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raftboltdb "github.com/hashicorp/raft-boltdb/v2"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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// TestRaftStateInfo_InUse asserts that commands that inspect raft
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// state such as "nomad operator raft info" and "nomad operator raft
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// logs" fail with a helpful error message when called on an inuse
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// database.
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func TestRaftStateInfo_InUse(t *testing.T) {
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ci.Parallel(t) // since there's a 1s timeout.
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// First create an empty raft db
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dir := filepath.Join(t.TempDir(), "raft.db")
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fakedb, err := raftboltdb.NewBoltStore(dir)
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require.NoError(t, err)
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// Next try to read the db without closing it
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s, _, _, err := RaftStateInfo(dir)
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assert.Nil(t, s)
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require.EqualError(t, err, errAlreadyOpen.Error())
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// LogEntries should produce the same error
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_, _, err = LogEntries(dir)
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require.EqualError(t, err, "failed to open raft logs: "+errAlreadyOpen.Error())
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// Commands should work once the db is closed
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require.NoError(t, fakedb.Close())
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s, _, _, err = RaftStateInfo(dir)
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assert.NotNil(t, s)
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require.NoError(t, err)
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require.NoError(t, s.Close())
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logCh, errCh, err := LogEntries(dir)
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require.NoError(t, err)
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// Consume entries to cleanly close db
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for closed := false; closed; {
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select {
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case _, closed = <-logCh:
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case <-errCh:
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}
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}
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}
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