mirror of
https://github.com/prometheus/prometheus.git
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4eca4dffb8
* Introduce a metadata watcher Similarly to the WAL watcher, its purpose is to observe the scrape manager and pull metadata. Then, send it to a remote storage. Signed-off-by: gotjosh <josue@grafana.com> * Additional fixes after rebasing. Signed-off-by: Callum Styan <callumstyan@gmail.com> * Rework samples/metadata metrics. Signed-off-by: Callum Styan <callumstyan@gmail.com> * Use more descriptive variable names in MetadataWatcher collect. Signed-off-by: Callum Styan <callumstyan@gmail.com> * Fix issues caused during rebasing. Signed-off-by: Callum Styan <callumstyan@gmail.com> * Fix missing metric add and unneeded config code. Signed-off-by: Callum Styan <callumstyan@gmail.com> * Address some review comments. Signed-off-by: Callum Styan <callumstyan@gmail.com> * Fix metrics and docs Signed-off-by: Ganesh Vernekar <cs15btech11018@iith.ac.in> * Replace assert with require Signed-off-by: Ganesh Vernekar <cs15btech11018@iith.ac.in> * Bring back max_samples_per_send metric Signed-off-by: Ganesh Vernekar <cs15btech11018@iith.ac.in> * Fix tests Signed-off-by: Ganesh Vernekar <cs15btech11018@iith.ac.in> Co-authored-by: Callum Styan <callumstyan@gmail.com> Co-authored-by: Ganesh Vernekar <cs15btech11018@iith.ac.in>
89 lines
2.3 KiB
Go
89 lines
2.3 KiB
Go
// Copyright 2019 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 remote
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import (
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"io/ioutil"
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"net/url"
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"os"
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"testing"
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common_config "github.com/prometheus/common/config"
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"github.com/stretchr/testify/require"
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"github.com/prometheus/prometheus/config"
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)
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func TestStorageLifecycle(t *testing.T) {
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dir, err := ioutil.TempDir("", "TestStorageLifecycle")
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require.NoError(t, err)
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defer os.RemoveAll(dir)
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s := NewStorage(nil, nil, nil, dir, defaultFlushDeadline, nil)
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conf := &config.Config{
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GlobalConfig: config.DefaultGlobalConfig,
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RemoteWriteConfigs: []*config.RemoteWriteConfig{
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&config.DefaultRemoteWriteConfig,
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},
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RemoteReadConfigs: []*config.RemoteReadConfig{
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&config.DefaultRemoteReadConfig,
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},
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}
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// We need to set URL's so that metric creation doesn't panic.
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conf.RemoteWriteConfigs[0].URL = &common_config.URL{
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URL: &url.URL{
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Host: "http://test-storage.com",
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},
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}
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conf.RemoteReadConfigs[0].URL = &common_config.URL{
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URL: &url.URL{
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Host: "http://test-storage.com",
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},
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}
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require.NoError(t, s.ApplyConfig(conf))
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// make sure remote write has a queue.
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require.Equal(t, 1, len(s.rws.queues))
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// make sure remote write has a queue.
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require.Equal(t, 1, len(s.queryables))
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err = s.Close()
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require.NoError(t, err)
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}
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func TestUpdateRemoteReadConfigs(t *testing.T) {
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dir, err := ioutil.TempDir("", "TestUpdateRemoteReadConfigs")
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require.NoError(t, err)
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defer os.RemoveAll(dir)
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s := NewStorage(nil, nil, nil, dir, defaultFlushDeadline, nil)
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conf := &config.Config{
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GlobalConfig: config.GlobalConfig{},
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}
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require.NoError(t, s.ApplyConfig(conf))
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require.Equal(t, 0, len(s.queryables))
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conf.RemoteReadConfigs = []*config.RemoteReadConfig{
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&config.DefaultRemoteReadConfig,
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}
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require.NoError(t, s.ApplyConfig(conf))
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require.Equal(t, 1, len(s.queryables))
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err = s.Close()
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require.NoError(t, err)
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}
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