mirror of
https://github.com/prometheus/prometheus.git
synced 2024-09-20 07:47:31 -07:00
111 lines
2.9 KiB
Go
111 lines
2.9 KiB
Go
// Copyright 2013 Prometheus Team
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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 metric
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import (
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"fmt"
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"github.com/prometheus/prometheus/model"
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"github.com/prometheus/prometheus/utility/test"
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"time"
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)
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var (
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// ``hg clone https://code.google.com/p/go ; cd go ; hg log | tail -n 20``
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usEastern, _ = time.LoadLocation("US/Eastern")
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testInstant = time.Date(1972, 7, 18, 19, 5, 45, 0, usEastern).In(time.UTC)
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)
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func testAppendSample(p MetricPersistence, s model.Sample, t test.Tester) {
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err := p.AppendSample(s)
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if err != nil {
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t.Fatal(err)
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}
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}
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func buildLevelDBTestPersistencesMaker(name string, t test.Tester) func() (MetricPersistence, test.Closer) {
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return func() (MetricPersistence, test.Closer) {
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temporaryDirectory := test.NewTemporaryDirectory("get_value_at_time", t)
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p, err := NewLevelDBMetricPersistence(temporaryDirectory.Path())
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if err != nil {
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t.Errorf("Could not start up LevelDB: %q\n", err)
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}
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return p, temporaryDirectory
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}
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}
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func buildLevelDBTestPersistence(name string, f func(p MetricPersistence, t test.Tester)) func(t test.Tester) {
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return func(t test.Tester) {
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temporaryDirectory := test.NewTemporaryDirectory(fmt.Sprintf("test_leveldb_%s", name), t)
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defer temporaryDirectory.Close()
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p, err := NewLevelDBMetricPersistence(temporaryDirectory.Path())
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if err != nil {
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t.Errorf("Could not create LevelDB Metric Persistence: %q\n", err)
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}
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defer p.Close()
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f(p, t)
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}
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}
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func buildMemoryTestPersistence(f func(p MetricPersistence, t test.Tester)) func(t test.Tester) {
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return func(t test.Tester) {
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p := NewMemorySeriesStorage()
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defer p.Close()
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f(p, t)
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}
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}
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type testTieredStorageCloser struct {
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storage *TieredStorage
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directory test.Closer
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}
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func (t testTieredStorageCloser) Close() {
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t.storage.Close()
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t.directory.Close()
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}
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func NewTestTieredStorage(t test.Tester) (storage *TieredStorage, closer test.Closer) {
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var directory test.TemporaryDirectory
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directory = test.NewTemporaryDirectory("test_tiered_storage", t)
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storage, err := NewTieredStorage(2500, 1000, 5*time.Second, 0*time.Second, directory.Path())
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if err != nil {
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if storage != nil {
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storage.Close()
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}
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directory.Close()
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t.Fatalf("Error creating storage: %s", err)
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}
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if storage == nil {
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directory.Close()
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t.Fatalf("storage == nil")
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}
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go storage.Serve()
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closer = &testTieredStorageCloser{
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storage: storage,
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directory: directory,
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}
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return
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}
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