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.
376 lines
10 KiB
376 lines
10 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 remote
|
|
|
|
import (
|
|
"net/url"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/prometheus/client_golang/prometheus"
|
|
common_config "github.com/prometheus/common/config"
|
|
"github.com/prometheus/common/model"
|
|
"github.com/stretchr/testify/require"
|
|
|
|
"github.com/prometheus/prometheus/config"
|
|
"github.com/prometheus/prometheus/model/labels"
|
|
"github.com/prometheus/prometheus/model/relabel"
|
|
)
|
|
|
|
func testRemoteWriteConfig() *config.RemoteWriteConfig {
|
|
return &config.RemoteWriteConfig{
|
|
Name: "dev",
|
|
URL: &common_config.URL{
|
|
URL: &url.URL{
|
|
Scheme: "http",
|
|
Host: "localhost",
|
|
},
|
|
},
|
|
QueueConfig: config.DefaultQueueConfig,
|
|
}
|
|
}
|
|
|
|
func TestNoDuplicateWriteConfigs(t *testing.T) {
|
|
dir := t.TempDir()
|
|
|
|
cfg1 := config.RemoteWriteConfig{
|
|
Name: "write-1",
|
|
URL: &common_config.URL{
|
|
URL: &url.URL{
|
|
Scheme: "http",
|
|
Host: "localhost",
|
|
},
|
|
},
|
|
QueueConfig: config.DefaultQueueConfig,
|
|
}
|
|
cfg2 := config.RemoteWriteConfig{
|
|
Name: "write-2",
|
|
URL: &common_config.URL{
|
|
URL: &url.URL{
|
|
Scheme: "http",
|
|
Host: "localhost",
|
|
},
|
|
},
|
|
QueueConfig: config.DefaultQueueConfig,
|
|
}
|
|
cfg3 := config.RemoteWriteConfig{
|
|
URL: &common_config.URL{
|
|
URL: &url.URL{
|
|
Scheme: "http",
|
|
Host: "localhost",
|
|
},
|
|
},
|
|
QueueConfig: config.DefaultQueueConfig,
|
|
}
|
|
|
|
type testcase struct {
|
|
cfgs []*config.RemoteWriteConfig
|
|
err bool
|
|
}
|
|
|
|
cases := []testcase{
|
|
{ // Two duplicates, we should get an error.
|
|
cfgs: []*config.RemoteWriteConfig{
|
|
&cfg1,
|
|
&cfg1,
|
|
},
|
|
err: true,
|
|
},
|
|
{ // Duplicates but with different names, we should not get an error.
|
|
cfgs: []*config.RemoteWriteConfig{
|
|
&cfg1,
|
|
&cfg2,
|
|
},
|
|
err: false,
|
|
},
|
|
{ // Duplicates but one with no name, we should not get an error.
|
|
cfgs: []*config.RemoteWriteConfig{
|
|
&cfg1,
|
|
&cfg3,
|
|
},
|
|
err: false,
|
|
},
|
|
{ // Duplicates both with no name, we should get an error.
|
|
cfgs: []*config.RemoteWriteConfig{
|
|
&cfg3,
|
|
&cfg3,
|
|
},
|
|
err: true,
|
|
},
|
|
}
|
|
|
|
for _, tc := range cases {
|
|
s := NewWriteStorage(nil, nil, dir, time.Millisecond, nil)
|
|
conf := &config.Config{
|
|
GlobalConfig: config.DefaultGlobalConfig,
|
|
RemoteWriteConfigs: tc.cfgs,
|
|
}
|
|
err := s.ApplyConfig(conf)
|
|
gotError := err != nil
|
|
require.Equal(t, tc.err, gotError)
|
|
|
|
err = s.Close()
|
|
require.NoError(t, err)
|
|
}
|
|
}
|
|
|
|
func TestRestartOnNameChange(t *testing.T) {
|
|
dir := t.TempDir()
|
|
|
|
cfg := testRemoteWriteConfig()
|
|
|
|
hash, err := toHash(cfg)
|
|
require.NoError(t, err)
|
|
|
|
s := NewWriteStorage(nil, nil, dir, time.Millisecond, nil)
|
|
|
|
conf := &config.Config{
|
|
GlobalConfig: config.DefaultGlobalConfig,
|
|
RemoteWriteConfigs: []*config.RemoteWriteConfig{
|
|
cfg,
|
|
},
|
|
}
|
|
require.NoError(t, s.ApplyConfig(conf))
|
|
require.Equal(t, s.queues[hash].client().Name(), cfg.Name)
|
|
|
|
// Change the queues name, ensure the queue has been restarted.
|
|
conf.RemoteWriteConfigs[0].Name = "dev-2"
|
|
require.NoError(t, s.ApplyConfig(conf))
|
|
hash, err = toHash(cfg)
|
|
require.NoError(t, err)
|
|
require.Equal(t, s.queues[hash].client().Name(), conf.RemoteWriteConfigs[0].Name)
|
|
|
|
err = s.Close()
|
|
require.NoError(t, err)
|
|
}
|
|
|
|
func TestUpdateWithRegisterer(t *testing.T) {
|
|
dir := t.TempDir()
|
|
|
|
s := NewWriteStorage(nil, prometheus.NewRegistry(), dir, time.Millisecond, nil)
|
|
c1 := &config.RemoteWriteConfig{
|
|
Name: "named",
|
|
URL: &common_config.URL{
|
|
URL: &url.URL{
|
|
Scheme: "http",
|
|
Host: "localhost",
|
|
},
|
|
},
|
|
QueueConfig: config.DefaultQueueConfig,
|
|
}
|
|
c2 := &config.RemoteWriteConfig{
|
|
URL: &common_config.URL{
|
|
URL: &url.URL{
|
|
Scheme: "http",
|
|
Host: "localhost",
|
|
},
|
|
},
|
|
QueueConfig: config.DefaultQueueConfig,
|
|
}
|
|
conf := &config.Config{
|
|
GlobalConfig: config.DefaultGlobalConfig,
|
|
RemoteWriteConfigs: []*config.RemoteWriteConfig{c1, c2},
|
|
}
|
|
require.NoError(t, s.ApplyConfig(conf))
|
|
|
|
c1.QueueConfig.MaxShards = 10
|
|
c2.QueueConfig.MaxShards = 10
|
|
require.NoError(t, s.ApplyConfig(conf))
|
|
for _, queue := range s.queues {
|
|
require.Equal(t, 10, queue.cfg.MaxShards)
|
|
}
|
|
|
|
err := s.Close()
|
|
require.NoError(t, err)
|
|
}
|
|
|
|
func TestWriteStorageLifecycle(t *testing.T) {
|
|
dir := t.TempDir()
|
|
|
|
s := NewWriteStorage(nil, nil, dir, defaultFlushDeadline, nil)
|
|
conf := &config.Config{
|
|
GlobalConfig: config.DefaultGlobalConfig,
|
|
RemoteWriteConfigs: []*config.RemoteWriteConfig{
|
|
baseRemoteWriteConfig("http://test-storage.com"),
|
|
},
|
|
}
|
|
require.NoError(t, s.ApplyConfig(conf))
|
|
require.Equal(t, 1, len(s.queues))
|
|
|
|
err := s.Close()
|
|
require.NoError(t, err)
|
|
}
|
|
|
|
func TestUpdateExternalLabels(t *testing.T) {
|
|
dir := t.TempDir()
|
|
|
|
s := NewWriteStorage(nil, prometheus.NewRegistry(), dir, time.Second, nil)
|
|
|
|
externalLabels := labels.FromStrings("external", "true")
|
|
conf := &config.Config{
|
|
GlobalConfig: config.GlobalConfig{},
|
|
RemoteWriteConfigs: []*config.RemoteWriteConfig{
|
|
testRemoteWriteConfig(),
|
|
},
|
|
}
|
|
hash, err := toHash(conf.RemoteWriteConfigs[0])
|
|
require.NoError(t, err)
|
|
require.NoError(t, s.ApplyConfig(conf))
|
|
require.Equal(t, 1, len(s.queues))
|
|
require.Equal(t, labels.Labels(nil), s.queues[hash].externalLabels)
|
|
|
|
conf.GlobalConfig.ExternalLabels = externalLabels
|
|
hash, err = toHash(conf.RemoteWriteConfigs[0])
|
|
require.NoError(t, err)
|
|
require.NoError(t, s.ApplyConfig(conf))
|
|
require.Equal(t, 1, len(s.queues))
|
|
require.Equal(t, externalLabels, s.queues[hash].externalLabels)
|
|
|
|
err = s.Close()
|
|
require.NoError(t, err)
|
|
}
|
|
|
|
func TestWriteStorageApplyConfigsIdempotent(t *testing.T) {
|
|
dir := t.TempDir()
|
|
|
|
s := NewWriteStorage(nil, nil, dir, defaultFlushDeadline, nil)
|
|
|
|
conf := &config.Config{
|
|
GlobalConfig: config.GlobalConfig{},
|
|
RemoteWriteConfigs: []*config.RemoteWriteConfig{
|
|
baseRemoteWriteConfig("http://test-storage.com"),
|
|
},
|
|
}
|
|
hash, err := toHash(conf.RemoteWriteConfigs[0])
|
|
require.NoError(t, err)
|
|
|
|
require.NoError(t, s.ApplyConfig(conf))
|
|
require.Equal(t, 1, len(s.queues))
|
|
|
|
require.NoError(t, s.ApplyConfig(conf))
|
|
require.Equal(t, 1, len(s.queues))
|
|
_, hashExists := s.queues[hash]
|
|
require.True(t, hashExists, "Queue pointer should have remained the same")
|
|
|
|
err = s.Close()
|
|
require.NoError(t, err)
|
|
}
|
|
|
|
func TestWriteStorageApplyConfigsPartialUpdate(t *testing.T) {
|
|
dir := t.TempDir()
|
|
|
|
s := NewWriteStorage(nil, nil, dir, defaultFlushDeadline, nil)
|
|
|
|
c0 := &config.RemoteWriteConfig{
|
|
RemoteTimeout: model.Duration(10 * time.Second),
|
|
QueueConfig: config.DefaultQueueConfig,
|
|
WriteRelabelConfigs: []*relabel.Config{
|
|
{
|
|
Regex: relabel.MustNewRegexp(".+"),
|
|
},
|
|
},
|
|
}
|
|
c1 := &config.RemoteWriteConfig{
|
|
RemoteTimeout: model.Duration(20 * time.Second),
|
|
QueueConfig: config.DefaultQueueConfig,
|
|
HTTPClientConfig: common_config.HTTPClientConfig{
|
|
BearerToken: "foo",
|
|
},
|
|
}
|
|
c2 := &config.RemoteWriteConfig{
|
|
RemoteTimeout: model.Duration(30 * time.Second),
|
|
QueueConfig: config.DefaultQueueConfig,
|
|
}
|
|
|
|
conf := &config.Config{
|
|
GlobalConfig: config.GlobalConfig{},
|
|
RemoteWriteConfigs: []*config.RemoteWriteConfig{c0, c1, c2},
|
|
}
|
|
// We need to set URL's so that metric creation doesn't panic.
|
|
for i := range conf.RemoteWriteConfigs {
|
|
conf.RemoteWriteConfigs[i].URL = &common_config.URL{
|
|
URL: &url.URL{
|
|
Host: "http://test-storage.com",
|
|
},
|
|
}
|
|
}
|
|
require.NoError(t, s.ApplyConfig(conf))
|
|
require.Equal(t, 3, len(s.queues))
|
|
|
|
hashes := make([]string, len(conf.RemoteWriteConfigs))
|
|
queues := make([]*QueueManager, len(conf.RemoteWriteConfigs))
|
|
storeHashes := func() {
|
|
for i := range conf.RemoteWriteConfigs {
|
|
hash, err := toHash(conf.RemoteWriteConfigs[i])
|
|
require.NoError(t, err)
|
|
hashes[i] = hash
|
|
queues[i] = s.queues[hash]
|
|
}
|
|
}
|
|
|
|
storeHashes()
|
|
// Update c0 and c2.
|
|
c0.WriteRelabelConfigs[0] = &relabel.Config{Regex: relabel.MustNewRegexp("foo")}
|
|
c2.RemoteTimeout = model.Duration(50 * time.Second)
|
|
conf = &config.Config{
|
|
GlobalConfig: config.GlobalConfig{},
|
|
RemoteWriteConfigs: []*config.RemoteWriteConfig{c0, c1, c2},
|
|
}
|
|
require.NoError(t, s.ApplyConfig(conf))
|
|
require.Equal(t, 3, len(s.queues))
|
|
|
|
_, hashExists := s.queues[hashes[0]]
|
|
require.False(t, hashExists, "The queue for the first remote write configuration should have been restarted because the relabel configuration has changed.")
|
|
q, hashExists := s.queues[hashes[1]]
|
|
require.True(t, hashExists, "Hash of unchanged queue should have remained the same")
|
|
require.Equal(t, q, queues[1], "Pointer of unchanged queue should have remained the same")
|
|
_, hashExists = s.queues[hashes[2]]
|
|
require.False(t, hashExists, "The queue for the third remote write configuration should have been restarted because the timeout has changed.")
|
|
|
|
storeHashes()
|
|
secondClient := s.queues[hashes[1]].client()
|
|
// Update c1.
|
|
c1.HTTPClientConfig.BearerToken = "bar"
|
|
err := s.ApplyConfig(conf)
|
|
require.NoError(t, err)
|
|
require.Equal(t, 3, len(s.queues))
|
|
|
|
_, hashExists = s.queues[hashes[0]]
|
|
require.True(t, hashExists, "Pointer of unchanged queue should have remained the same")
|
|
q, hashExists = s.queues[hashes[1]]
|
|
require.True(t, hashExists, "Hash of queue with secret change should have remained the same")
|
|
require.NotEqual(t, secondClient, q.client(), "Pointer of a client with a secret change should not be the same")
|
|
_, hashExists = s.queues[hashes[2]]
|
|
require.True(t, hashExists, "Pointer of unchanged queue should have remained the same")
|
|
|
|
storeHashes()
|
|
// Delete c0.
|
|
conf = &config.Config{
|
|
GlobalConfig: config.GlobalConfig{},
|
|
RemoteWriteConfigs: []*config.RemoteWriteConfig{c1, c2},
|
|
}
|
|
require.NoError(t, s.ApplyConfig(conf))
|
|
require.Equal(t, 2, len(s.queues))
|
|
|
|
_, hashExists = s.queues[hashes[0]]
|
|
require.False(t, hashExists, "If a config is removed, the queue should be stopped and recreated.")
|
|
_, hashExists = s.queues[hashes[1]]
|
|
require.True(t, hashExists, "Pointer of unchanged queue should have remained the same")
|
|
_, hashExists = s.queues[hashes[2]]
|
|
require.True(t, hashExists, "Pointer of unchanged queue should have remained the same")
|
|
|
|
err = s.Close()
|
|
require.NoError(t, err)
|
|
}
|