alertmanager/test/acceptance/silence_test.go
pasquier-s 76ee5388e7 Forbid 0 value for group_interval and repeat_interval (#1230)
Setting one of these parameters to a zero value doesn't make sense
semantically and can cause high CPU usage.
2018-02-09 10:53:46 +01:00

121 lines
2.8 KiB
Go

// Copyright 2015 Prometheus Team
// 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 test
import (
"fmt"
"testing"
"time"
. "github.com/prometheus/alertmanager/test"
)
func TestSilencing(t *testing.T) {
t.Parallel()
conf := `
route:
receiver: "default"
group_by: []
group_wait: 1s
group_interval: 1s
repeat_interval: 1ms
receivers:
- name: "default"
webhook_configs:
- url: 'http://%s'
`
at := NewAcceptanceTest(t, &AcceptanceOpts{
Tolerance: 150 * time.Millisecond,
})
co := at.Collector("webhook")
wh := NewWebhook(co)
am := at.Alertmanager(fmt.Sprintf(conf, wh.Address()))
// No repeat interval is configured. Thus, we receive an alert
// notification every second.
am.Push(At(1), Alert("alertname", "test1").Active(1))
am.Push(At(1), Alert("alertname", "test2").Active(1))
co.Want(Between(2, 2.5),
Alert("alertname", "test1").Active(1),
Alert("alertname", "test2").Active(1),
)
// Add a silence that affects the first alert.
am.SetSilence(At(2.3), Silence(2.5, 4.5).Match("alertname", "test1"))
co.Want(Between(3, 3.5), Alert("alertname", "test2").Active(1))
co.Want(Between(4, 4.5), Alert("alertname", "test2").Active(1))
// Silence should be over now and we receive both alerts again.
co.Want(Between(5, 5.5),
Alert("alertname", "test1").Active(1),
Alert("alertname", "test2").Active(1),
)
at.Run()
}
func TestSilenceDelete(t *testing.T) {
t.Parallel()
conf := `
route:
receiver: "default"
group_by: []
group_wait: 1s
group_interval: 1s
repeat_interval: 1ms
receivers:
- name: "default"
webhook_configs:
- url: 'http://%s'
`
at := NewAcceptanceTest(t, &AcceptanceOpts{
Tolerance: 150 * time.Millisecond,
})
co := at.Collector("webhook")
wh := NewWebhook(co)
am := at.Alertmanager(fmt.Sprintf(conf, wh.Address()))
// No repeat interval is configured. Thus, we receive an alert
// notification every second.
am.Push(At(1), Alert("alertname", "test1").Active(1))
am.Push(At(1), Alert("alertname", "test2").Active(1))
// Silence everything for a long time and delete the silence after
// two iterations.
sil := Silence(1.5, 100).MatchRE("alertname", ".*")
am.SetSilence(At(1.3), sil)
am.DelSilence(At(3.5), sil)
co.Want(Between(3.5, 4.5),
Alert("alertname", "test1").Active(1),
Alert("alertname", "test2").Active(1),
)
at.Run()
}