mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
94 lines
2.5 KiB
Go
94 lines
2.5 KiB
Go
// Copyright 2022 The etcd Authors
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//
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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 common
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import (
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"os"
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"strings"
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"testing"
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"time"
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"go.etcd.io/etcd/tests/v3/framework/config"
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)
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func TestAlarm(t *testing.T) {
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testRunner.BeforeTest(t)
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clus := testRunner.NewCluster(t, config.ClusterConfig{ClusterSize: 3, QuotaBackendBytes: int64(13 * os.Getpagesize())})
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defer clus.Close()
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// test small put still works
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smallbuf := strings.Repeat("a", 64)
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if err := clus.Client().Put("1st_test", smallbuf); err != nil {
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t.Fatalf("alarmTest: put kv error (%v)", err)
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}
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// write some chunks to fill up the database
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buf := strings.Repeat("b", os.Getpagesize())
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for {
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if err := clus.Client().Put("2nd_test", buf); err != nil {
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if !strings.Contains(err.Error(), "etcdserver: mvcc: database space exceeded") {
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t.Fatal(err)
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}
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break
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}
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}
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// quota alarm should now be on
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_, err := clus.Client().Alarm("list")
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if err != nil {
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t.Fatalf("alarmTest: Alarm error (%v)", err)
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}
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// endpoint should not healthy
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if err := clus.Client().Health(); err == nil {
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t.Fatalf("endpoint should not healthy")
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}
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// check that Put is rejected when alarm is on
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if err := clus.Client().Put("3rd_test", smallbuf); err != nil {
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if !strings.Contains(err.Error(), "etcdserver: mvcc: database space exceeded") {
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t.Fatal(err)
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}
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}
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// get latest revision to compact
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sresp, err := clus.Client().Status()
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if err != nil {
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t.Fatalf("get endpoint status error: %v", err)
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}
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// make some space
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_, err = clus.Client().Compact(sresp[0].Header.Revision, config.CompactOption{Physical: true, Timeout: 10 * time.Second})
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if err != nil {
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t.Fatalf("alarmTest: Compact error (%v)", err)
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}
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if err = clus.Client().Defragment(config.DefragOption{Timeout: 10 * time.Second}); err != nil {
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t.Fatalf("alarmTest: defrag error (%v)", err)
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}
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// turn off alarm
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_, err = clus.Client().Alarm("disarm")
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if err != nil {
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t.Fatalf("alarmTest: Alarm error (%v)", err)
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}
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// put one more key below quota
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if err := clus.Client().Put("4th_test", smallbuf); err != nil {
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t.Fatal(err)
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}
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}
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