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Alerting: Rename setting AlertForDuration to DefaultRuleEvaluationInterval (#45569)

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* fix AlertForDuration to DefaultRuleEvaluationInterval

Co-authored-by: Alexander Weaver <weaver.alex.d@gmail.com>
This commit is contained in:
Yuriy Tseretyan 2022-02-18 10:05:06 -05:00 committed by GitHub
parent 25f155a44d
commit e44ea3d589
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 17 additions and 15 deletions
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2
pkg/services/ngalert/ngalert.go
View File

@ -84,7 +84,7 @@ func (ng *AlertNG) init() error {
store := &store.DBstore{
BaseInterval: ng.Cfg.UnifiedAlerting.BaseInterval,
DefaultInterval: ng.Cfg.UnifiedAlerting.DefaultAlertForDuration,
DefaultInterval: ng.Cfg.UnifiedAlerting.DefaultRuleEvaluationInterval,
SQLStore: ng.SQLStore,
Logger: ng.Log,
FolderService: ng.folderService,

14
pkg/setting/setting_unified_alerting.go
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@ -52,8 +52,8 @@ const (
// changing this value is discouraged because this could cause existing alert definition
// with intervals that are not exactly divided by this number not to be evaluated
SchedulerBaseInterval = 10 * time.Second
// DefaultAlertForDuration indicates a default interval of for how long a rule should be evaluated to change state from Pending to Alerting
DefaultAlertForDuration = 60 * time.Second
// DefaultRuleEvaluationInterval indicates a default interval of for how long a rule should be evaluated to change state from Pending to Alerting
DefaultRuleEvaluationInterval = SchedulerBaseInterval * 6 // == 60 seconds
)
type UnifiedAlertingSettings struct {
@ -75,8 +75,8 @@ type UnifiedAlertingSettings struct {
// BaseInterval interval of time the scheduler updates the rules and evaluates rules.
// Only for internal use and not user configuration.
BaseInterval time.Duration
// DefaultAlertForDuration default time for how long an alert rule should be evaluated before change state.
DefaultAlertForDuration time.Duration
// DefaultRuleEvaluationInterval default interval between evaluations of a rule.
DefaultRuleEvaluationInterval time.Duration
}
// IsEnabled returns true if UnifiedAlertingSettings.Enabled is either nil or true.
@ -239,9 +239,9 @@ func (cfg *Cfg) ReadUnifiedAlertingSettings(iniFile *ini.File) error {
}
uaCfg.MinInterval = uaMinInterval
uaCfg.DefaultAlertForDuration = DefaultAlertForDuration
if uaMinInterval > uaCfg.DefaultAlertForDuration {
uaCfg.DefaultAlertForDuration = uaMinInterval
uaCfg.DefaultRuleEvaluationInterval = DefaultRuleEvaluationInterval
if uaMinInterval > uaCfg.DefaultRuleEvaluationInterval {
uaCfg.DefaultRuleEvaluationInterval = uaMinInterval
}
cfg.UnifiedAlerting = uaCfg

16
pkg/setting/setting_unified_alerting_test.go
View File

@ -70,7 +70,7 @@ func TestUnifiedAlertingSettings(t *testing.T) {
require.Equal(t, false, cfg.UnifiedAlerting.ExecuteAlerts)
require.Equal(t, 90*time.Second, cfg.UnifiedAlerting.EvaluationTimeout)
require.Equal(t, SchedulerBaseInterval, cfg.UnifiedAlerting.BaseInterval)
require.Equal(t, DefaultAlertForDuration, cfg.UnifiedAlerting.DefaultAlertForDuration)
require.Equal(t, DefaultRuleEvaluationInterval, cfg.UnifiedAlerting.DefaultRuleEvaluationInterval)
},
},
{
@ -95,7 +95,7 @@ func TestUnifiedAlertingSettings(t *testing.T) {
require.Equal(t, true, cfg.UnifiedAlerting.ExecuteAlerts)
require.Equal(t, 160*time.Second, cfg.UnifiedAlerting.EvaluationTimeout)
require.Equal(t, SchedulerBaseInterval, cfg.UnifiedAlerting.BaseInterval)
require.Equal(t, 120*time.Second, cfg.UnifiedAlerting.DefaultAlertForDuration)
require.Equal(t, 120*time.Second, cfg.UnifiedAlerting.DefaultRuleEvaluationInterval)
},
},
{
@ -119,7 +119,7 @@ func TestUnifiedAlertingSettings(t *testing.T) {
require.Equal(t, schedulereDefaultExecuteAlerts, cfg.UnifiedAlerting.ExecuteAlerts)
require.Equal(t, evaluatorDefaultEvaluationTimeout, cfg.UnifiedAlerting.EvaluationTimeout)
require.Equal(t, SchedulerBaseInterval, cfg.UnifiedAlerting.BaseInterval)
require.Equal(t, DefaultAlertForDuration, cfg.UnifiedAlerting.DefaultAlertForDuration)
require.Equal(t, DefaultRuleEvaluationInterval, cfg.UnifiedAlerting.DefaultRuleEvaluationInterval)
},
},
{
@ -143,7 +143,7 @@ func TestUnifiedAlertingSettings(t *testing.T) {
require.Equal(t, false, cfg.UnifiedAlerting.ExecuteAlerts)
require.Equal(t, 160*time.Second, cfg.UnifiedAlerting.EvaluationTimeout)
require.Equal(t, SchedulerBaseInterval, cfg.UnifiedAlerting.BaseInterval)
require.Equal(t, 120*time.Second, cfg.UnifiedAlerting.DefaultAlertForDuration)
require.Equal(t, 120*time.Second, cfg.UnifiedAlerting.DefaultRuleEvaluationInterval)
},
},
}
@ -227,10 +227,12 @@ func TestMinInterval(t *testing.T) {
},
},
{
desc: "should adjust DefaultAlertForDuration to min interval if it is greater",
minInterval: randPredicate(func(dur time.Duration) bool { return dur%SchedulerBaseInterval == 0 && dur > DefaultAlertForDuration }),
desc: "should adjust DefaultRuleEvaluationInterval to min interval if it is greater",
minInterval: randPredicate(func(dur time.Duration) bool {
return dur%SchedulerBaseInterval == 0 && dur > DefaultRuleEvaluationInterval
}),
verifyCfg: func(t *testing.T, cfg *Cfg, err error) {
require.Equal(t, cfg.UnifiedAlerting.MinInterval, cfg.UnifiedAlerting.DefaultAlertForDuration)
require.Equal(t, cfg.UnifiedAlerting.MinInterval, cfg.UnifiedAlerting.DefaultRuleEvaluationInterval)
},
},
{