[Logs UI] Add timestamp as a context variable to log threshold alerts (…

…elastic#78932) (elastic#79632) * Add timestamp context variable
neptunian · Oct 6, 2020 · d851039 · d851039
1 parent 963b0fd
commit d851039
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Showing 2 changed files with 12 additions and 1 deletion.
diff --git a/x-pack/plugins/infra/server/lib/alerting/log_threshold/log_threshold_executor.ts b/x-pack/plugins/infra/server/lib/alerting/log_threshold/log_threshold_executor.ts
@@ -340,9 +340,12 @@ type AlertInstanceUpdater = (
 
 export const updateAlertInstance: AlertInstanceUpdater = (alertInstance, state, actions) => {
   if (actions && actions.length > 0) {
+    const sharedContext = {
+      timestamp: new Date().toISOString(),
+    };
     actions.forEach((actionSet) => {
       const { actionGroup, context } = actionSet;
-      alertInstance.scheduleActions(actionGroup, context);
+      alertInstance.scheduleActions(actionGroup, { ...sharedContext, ...context });
     });
   }
 

diff --git a/x-pack/plugins/infra/server/lib/alerting/log_threshold/register_log_threshold_alert_type.ts b/x-pack/plugins/infra/server/lib/alerting/log_threshold/register_log_threshold_alert_type.ts
@@ -13,6 +13,13 @@ import {
 import { InfraBackendLibs } from '../../infra_types';
 import { decodeOrThrow } from '../../../../common/runtime_types';
 
+const timestampActionVariableDescription = i18n.translate(
+  'xpack.infra.logs.alerting.threshold.timestampActionVariableDescription',
+  {
+    defaultMessage: 'UTC timestamp of when the alert was triggered',
+  }
+);
+
 const documentCountActionVariableDescription = i18n.translate(
   'xpack.infra.logs.alerting.threshold.documentCountActionVariableDescription',
   {
@@ -85,6 +92,7 @@ export async function registerLogThresholdAlertType(
     executor: createLogThresholdExecutor(libs),
     actionVariables: {
       context: [
+        { name: 'timestamp', description: timestampActionVariableDescription },
         { name: 'matchingDocuments', description: documentCountActionVariableDescription },
         { name: 'conditions', description: conditionsActionVariableDescription },
         { name: 'group', description: groupByActionVariableDescription },