[7.x] [Monitoring] Migrate license expiration alert to Kibana alerting (#54306)

x-pack/legacy/plugins/monitoring/common/constants.js → x-pack/legacy/plugins/monitoring/common/constants.ts

@@ -233,3 +233,45 @@ export const REPORTING_SYSTEM_ID = 'reporting';
  * @type {Number}
  */
 export const TELEMETRY_COLLECTION_INTERVAL = 86400000;
+
+/**
+ * We want to slowly rollout the migration from watcher-based cluster alerts to
+ * kibana alerts and we only want to enable the kibana alerts once all
+ * watcher-based cluster alerts have been migrated so this flag will serve
+ * as the only way to see the new UI and actually run Kibana alerts. It will
+ * be false until all alerts have been migrated, then it will be removed
+ */
+export const KIBANA_ALERTING_ENABLED = false;
+
+/**
+ * The prefix for all alert types used by monitoring
+ */
+export const ALERT_TYPE_PREFIX = 'monitoring_';
+
+/**
+ * This is the alert type id for the license expiration alert
+ */
+export const ALERT_TYPE_LICENSE_EXPIRATION = `${ALERT_TYPE_PREFIX}alert_type_license_expiration`;
+
+/**
+ * A listing of all alert types
+ */
+export const ALERT_TYPES = [ALERT_TYPE_LICENSE_EXPIRATION];
+
+/**
+ * Matches the id for the built-in in email action type
+ * See x-pack/legacy/plugins/actions/server/builtin_action_types/email.ts
+ */
+export const ALERT_ACTION_TYPE_EMAIL = '.email';
+
+/**
+ * The number of alerts that have been migrated
+ */
+export const NUMBER_OF_MIGRATED_ALERTS = 1;
+
+/**
+ * The advanced settings config name for the email address
+ */
+export const MONITORING_CONFIG_ALERTING_EMAIL_ADDRESS = 'monitoring:alertingEmailAddress';
+
+export const ALERT_EMAIL_SERVICES = ['gmail', 'hotmail', 'icloud', 'outlook365', 'ses', 'yahoo'];

x-pack/legacy/plugins/monitoring/deprecations.js

@@ -5,7 +5,7 @@
  */
 
 import { get } from 'lodash';
-import { CLUSTER_ALERTS_ADDRESS_CONFIG_KEY } from './common/constants';
+import { CLUSTER_ALERTS_ADDRESS_CONFIG_KEY, KIBANA_ALERTING_ENABLED } from './common/constants';
 
 /**
  * Re-writes deprecated user-defined config settings and logs warnings as a
@@ -21,10 +21,20 @@ export const deprecations = () => {
       const clusterAlertsEnabled = get(settings, 'cluster_alerts.enabled');
       const emailNotificationsEnabled =
         clusterAlertsEnabled && get(settings, 'cluster_alerts.email_notifications.enabled');
-      if (emailNotificationsEnabled && !get(settings, CLUSTER_ALERTS_ADDRESS_CONFIG_KEY)) {
-        log(
-          `Config key "${CLUSTER_ALERTS_ADDRESS_CONFIG_KEY}" will be required for email notifications to work in 7.0."`
-        );
+      if (emailNotificationsEnabled) {
+        if (KIBANA_ALERTING_ENABLED) {
+          if (get(settings, CLUSTER_ALERTS_ADDRESS_CONFIG_KEY)) {
+            log(
+              `Config key "${CLUSTER_ALERTS_ADDRESS_CONFIG_KEY}" is deprecated. Please configure the email adddress through the Stack Monitoring UI instead."`
+            );
+          }
+        } else {
+          if (!get(settings, CLUSTER_ALERTS_ADDRESS_CONFIG_KEY)) {
+            log(
+              `Config key "${CLUSTER_ALERTS_ADDRESS_CONFIG_KEY}" will be required for email notifications to work in 7.0."`
+            );
+          }
+        }
       }
     },
     (settings, log) => {

x-pack/legacy/plugins/monitoring/index.js

@@ -10,15 +10,20 @@ import { deprecations } from './deprecations';
 import { getUiExports } from './ui_exports';
 import { Plugin } from './server/plugin';
 import { initInfraSource } from './server/lib/logs/init_infra_source';
+import { KIBANA_ALERTING_ENABLED } from './common/constants';
 
 /**
  * Invokes plugin modules to instantiate the Monitoring plugin for Kibana
  * @param kibana {Object} Kibana plugin instance
  * @return {Object} Monitoring UI Kibana plugin object
  */
+const deps = ['kibana', 'elasticsearch', 'xpack_main'];
+if (KIBANA_ALERTING_ENABLED) {
+  deps.push(...['alerting', 'actions']);
+}
 export const monitoring = kibana =>
   new kibana.Plugin({
-    require: ['kibana', 'elasticsearch', 'xpack_main'],
+    require: deps,
     id: 'monitoring',
     configPrefix: 'monitoring',
     publicDir: resolve(__dirname, 'public'),
@@ -60,6 +65,7 @@ export const monitoring = kibana =>
         }),
         injectUiAppVars: server.injectUiAppVars,
         log: (...args) => server.log(...args),
+        logger: server.newPlatform.coreContext.logger,
         getOSInfo: server.getOSInfo,
         events: {
           on: (...args) => server.events.on(...args),
@@ -74,11 +80,13 @@ export const monitoring = kibana =>
         xpack_main: server.plugins.xpack_main,
         elasticsearch: server.plugins.elasticsearch,
         infra: server.plugins.infra,
+        alerting: server.plugins.alerting,
         usageCollection,
         licensing,
       };
 
-      new Plugin().setup(serverFacade, plugins);
+      const plugin = new Plugin();
+      plugin.setup(serverFacade, plugins);
     },
     config,
     deprecations,