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66 lines
2.9 KiB
Scala
66 lines
2.9 KiB
Scala
package com.twitter.home_mixer.service
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import com.twitter.conversions.DurationOps._
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import com.twitter.product_mixer.core.functional_component.common.alert.Destination
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import com.twitter.product_mixer.core.functional_component.common.alert.EmptyResponseRateAlert
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import com.twitter.product_mixer.core.functional_component.common.alert.LatencyAlert
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import com.twitter.product_mixer.core.functional_component.common.alert.NotificationGroup
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import com.twitter.product_mixer.core.functional_component.common.alert.P99
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import com.twitter.product_mixer.core.functional_component.common.alert.Percentile
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import com.twitter.product_mixer.core.functional_component.common.alert.SuccessRateAlert
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import com.twitter.product_mixer.core.functional_component.common.alert.predicate.TriggerIfAbove
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import com.twitter.product_mixer.core.functional_component.common.alert.predicate.TriggerIfBelow
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import com.twitter.product_mixer.core.functional_component.common.alert.predicate.TriggerIfLatencyAbove
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import com.twitter.util.Duration
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/**
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* Notifications (email, pagerduty, etc) can be specific per-alert but it is common for multiple
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* products to share notification configuration.
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*/
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object HomeMixerAlertConfig {
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val DefaultNotificationGroup: NotificationGroup = NotificationGroup(
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warn = Destination(emails = Seq("")),
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critical = Destination(emails = Seq(""))
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)
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object BusinessHours {
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val DefaultNotificationGroup: NotificationGroup = NotificationGroup(
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warn = Destination(emails = Seq("")),
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critical = Destination(emails = Seq(""))
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)
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def defaultEmptyResponseRateAlert(warnThreshold: Double = 50, criticalThreshold: Double = 80) =
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EmptyResponseRateAlert(
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notificationGroup = DefaultNotificationGroup,
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warnPredicate = TriggerIfAbove(warnThreshold),
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criticalPredicate = TriggerIfAbove(criticalThreshold)
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)
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def defaultSuccessRateAlert(
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threshold: Double = 99.5,
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warnDatapointsPastThreshold: Int = 20,
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criticalDatapointsPastThreshold: Int = 30,
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duration: Int = 30
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) = SuccessRateAlert(
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notificationGroup = DefaultNotificationGroup,
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warnPredicate = TriggerIfBelow(threshold, warnDatapointsPastThreshold, duration),
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criticalPredicate = TriggerIfBelow(threshold, criticalDatapointsPastThreshold, duration),
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)
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def defaultLatencyAlert(
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latencyThreshold: Duration = 200.millis,
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warningDatapointsPastThreshold: Int = 15,
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criticalDatapointsPastThreshold: Int = 30,
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duration: Int = 30,
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percentile: Percentile = P99
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): LatencyAlert = LatencyAlert(
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notificationGroup = DefaultNotificationGroup,
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percentile = percentile,
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warnPredicate =
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TriggerIfLatencyAbove(latencyThreshold, warningDatapointsPastThreshold, duration),
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criticalPredicate =
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TriggerIfLatencyAbove(latencyThreshold, criticalDatapointsPastThreshold, duration)
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)
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}
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}
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