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75 lines
2.3 KiB
75 lines
2.3 KiB
// Copyright 2017 The Prometheus Authors |
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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 tsdb |
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import ( |
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"io/ioutil" |
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"os" |
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"path/filepath" |
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"testing" |
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"github.com/prometheus/tsdb/index" |
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"github.com/prometheus/tsdb/testutil" |
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) |
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// In Prometheus 2.1.0 we had a bug where the meta.json version was falsely bumped |
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// to 2. We had a migration in place resetting it to 1 but we should move immediately to |
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// version 3 next time to avoid confusion and issues. |
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func TestBlockMetaMustNeverBeVersion2(t *testing.T) { |
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dir, err := ioutil.TempDir("", "metaversion") |
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testutil.Ok(t, err) |
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defer os.RemoveAll(dir) |
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testutil.Ok(t, writeMetaFile(dir, &BlockMeta{})) |
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meta, err := readMetaFile(dir) |
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testutil.Ok(t, err) |
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testutil.Assert(t, meta.Version != 2, "meta.json version must never be 2") |
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} |
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func TestSetCompactionFailed(t *testing.T) { |
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tmpdir, err := ioutil.TempDir("", "test") |
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testutil.Ok(t, err) |
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defer os.RemoveAll(tmpdir) |
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b := createEmptyBlock(t, tmpdir, &BlockMeta{Version: 2}) |
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testutil.Equals(t, false, b.meta.Compaction.Failed) |
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testutil.Ok(t, b.setCompactionFailed()) |
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testutil.Equals(t, true, b.meta.Compaction.Failed) |
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testutil.Ok(t, b.Close()) |
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b, err = OpenBlock(tmpdir, nil) |
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testutil.Ok(t, err) |
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testutil.Equals(t, true, b.meta.Compaction.Failed) |
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} |
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// createEmpty block creates a block with the given meta but without any data. |
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func createEmptyBlock(t *testing.T, dir string, meta *BlockMeta) *Block { |
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testutil.Ok(t, os.MkdirAll(dir, 0777)) |
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testutil.Ok(t, writeMetaFile(dir, meta)) |
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ir, err := index.NewWriter(filepath.Join(dir, indexFilename)) |
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testutil.Ok(t, err) |
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testutil.Ok(t, ir.Close()) |
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testutil.Ok(t, os.MkdirAll(chunkDir(dir), 0777)) |
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testutil.Ok(t, writeTombstoneFile(dir, NewMemTombstones())) |
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b, err := OpenBlock(dir, nil) |
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testutil.Ok(t, err) |
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return b |
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}
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