prometheus/tsdb/tsdbutil/dir_locker_test.go
Robert Fratto 72a9f7fee9
Share TSDB locker code with agent (#9623)
* share tsdb db locker code with agent

Closes #9616

Signed-off-by: Robert Fratto <robertfratto@gmail.com>

* add flag to disable lockfile for agent

Signed-off-by: Robert Fratto <robertfratto@gmail.com>

* use agentOnlySetting instead of PreAction

Signed-off-by: Robert Fratto <robertfratto@gmail.com>

* tsdb: address review feedback

1. Rename Locker to DirLocker
2. Move DirLocker to tsdb/tsdbutil
3. Name metric using fmt.Sprintf
4. Refine error checking in DirLocker test

Signed-off-by: Robert Fratto <robertfratto@gmail.com>

* tsdb: create test utilities to assert expected DirLocker behavior

Signed-off-by: Robert Fratto <robertfratto@gmail.com>

* tsdb/tsdbutil: fix lint errors

Signed-off-by: Robert Fratto <robertfratto@gmail.com>

* tsdb/agent: fix windows test failure

Use new DB variable instead of overriding the old one.

Signed-off-by: Robert Fratto <robertfratto@gmail.com>
2021-11-11 11:45:25 -05:00

39 lines
1.1 KiB
Go

// Copyright 2021 The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package tsdbutil
import (
"testing"
"github.com/go-kit/log"
"github.com/stretchr/testify/require"
"github.com/prometheus/prometheus/util/testutil"
)
func TestLockfile(t *testing.T) {
TestDirLockerUsage(t, func(t *testing.T, data string, createLock bool) (*DirLocker, testutil.Closer) {
locker, err := NewDirLocker(data, "tsdbutil", log.NewNopLogger(), nil)
require.NoError(t, err)
if createLock {
require.NoError(t, locker.Lock())
}
return locker, testutil.NewCallbackCloser(func() {
require.NoError(t, locker.Release())
})
})
}