mirror of https://github.com/prometheus/prometheus
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
79 lines
2.4 KiB
79 lines
2.4 KiB
// Copyright 2017 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 teststorage |
|
|
|
import ( |
|
"io/ioutil" |
|
"os" |
|
"time" |
|
|
|
"github.com/prometheus/client_golang/prometheus" |
|
"github.com/prometheus/prometheus/pkg/exemplar" |
|
"github.com/prometheus/prometheus/pkg/labels" |
|
"github.com/prometheus/prometheus/storage" |
|
"github.com/prometheus/prometheus/tsdb" |
|
"github.com/prometheus/prometheus/util/testutil" |
|
) |
|
|
|
// New returns a new TestStorage for testing purposes |
|
// that removes all associated files on closing. |
|
func New(t testutil.T) *TestStorage { |
|
dir, err := ioutil.TempDir("", "test_storage") |
|
if err != nil { |
|
t.Fatalf("Opening test dir failed: %s", err) |
|
} |
|
|
|
// Tests just load data for a series sequentially. Thus we |
|
// need a long appendable window. |
|
opts := tsdb.DefaultOptions() |
|
opts.MinBlockDuration = int64(24 * time.Hour / time.Millisecond) |
|
opts.MaxBlockDuration = int64(24 * time.Hour / time.Millisecond) |
|
db, err := tsdb.Open(dir, nil, nil, opts, tsdb.NewDBStats()) |
|
if err != nil { |
|
t.Fatalf("Opening test storage failed: %s", err) |
|
} |
|
reg := prometheus.NewRegistry() |
|
eMetrics := tsdb.NewExemplarMetrics(reg) |
|
|
|
es, err := tsdb.NewCircularExemplarStorage(10, eMetrics) |
|
if err != nil { |
|
t.Fatalf("Opening test exemplar storage failed: %s", err) |
|
} |
|
return &TestStorage{DB: db, exemplarStorage: es, dir: dir} |
|
} |
|
|
|
type TestStorage struct { |
|
*tsdb.DB |
|
exemplarStorage tsdb.ExemplarStorage |
|
dir string |
|
} |
|
|
|
func (s TestStorage) Close() error { |
|
if err := s.DB.Close(); err != nil { |
|
return err |
|
} |
|
return os.RemoveAll(s.dir) |
|
} |
|
|
|
func (s TestStorage) ExemplarAppender() storage.ExemplarAppender { |
|
return s |
|
} |
|
|
|
func (s TestStorage) ExemplarQueryable() storage.ExemplarQueryable { |
|
return s.exemplarStorage |
|
} |
|
|
|
func (s TestStorage) AppendExemplar(ref uint64, l labels.Labels, e exemplar.Exemplar) (uint64, error) { |
|
return ref, s.exemplarStorage.AddExemplar(l, e) |
|
}
|
|
|