Integrate notifications backend

reports-scheduler/build.gradle

@@ -247,7 +247,7 @@ integTest.dependsOn(bundle)
 integTest.getClusters().forEach{c -> c.plugin(project.getObjects().fileProperty().value(bundle.getArchiveFile()))}
 
 testClusters.integTest {
-    testDistribution = "ARCHIVE"
+    testDistribution = "INTEG_TEST"
     // need to install job-scheduler first, need to assemble job-scheduler first
     plugin(provider(new Callable<RegularFile>(){
         @Override

reports-scheduler/src/main/kotlin/org/opensearch/reportsscheduler/ReportsSchedulerPlugin.kt

@@ -26,6 +26,7 @@
  */
 package org.opensearch.reportsscheduler
 
+import org.opensearch.OpenSearchStatusException
 import org.opensearch.jobscheduler.spi.JobSchedulerExtension
 import org.opensearch.jobscheduler.spi.ScheduledJobParser
 import org.opensearch.jobscheduler.spi.ScheduledJobRunner
@@ -58,6 +59,7 @@ import org.opensearch.reportsscheduler.settings.PluginSettings
 import org.opensearch.action.ActionRequest
 import org.opensearch.action.ActionResponse
 import org.opensearch.client.Client
+import org.opensearch.client.node.NodeClient
 import org.opensearch.cluster.metadata.IndexNameExpressionResolver
 import org.opensearch.cluster.node.DiscoveryNodes
 import org.opensearch.cluster.service.ClusterService
@@ -72,9 +74,11 @@ import org.opensearch.env.Environment
 import org.opensearch.env.NodeEnvironment
 import org.opensearch.plugins.ActionPlugin
 import org.opensearch.plugins.Plugin
+import org.opensearch.reportsscheduler.notifications.NotificationsActions
 import org.opensearch.repositories.RepositoriesService
 import org.opensearch.rest.RestController
 import org.opensearch.rest.RestHandler
+import org.opensearch.rest.RestStatus
 import org.opensearch.script.ScriptService
 import org.opensearch.threadpool.ThreadPool
 import org.opensearch.watcher.ResourceWatcherService
@@ -122,6 +126,12 @@ class ReportsSchedulerPlugin : Plugin(), ActionPlugin, JobSchedulerExtension {
         PluginSettings.addSettingsUpdateConsumer(clusterService)
         ReportDefinitionsIndex.initialize(client, clusterService)
         ReportInstancesIndex.initialize(client, clusterService)
+        (client as? NodeClient)?.let { NotificationsActions.initialize(it) } ?: run {
+            throw OpenSearchStatusException(
+                "Unable to cast client to NodeClient for Notifications call",
+                RestStatus.INTERNAL_SERVER_ERROR
+            )
+        }
         return emptyList()
     }
 

reports-scheduler/src/main/kotlin/org/opensearch/reportsscheduler/action/ReportInstanceActions.kt

@@ -27,6 +27,7 @@
 
 package org.opensearch.reportsscheduler.action
 
+import org.opensearch.OpenSearchStatusException
 import org.opensearch.commons.authuser.User
 import org.opensearch.reportsscheduler.ReportsSchedulerPlugin.Companion.LOG_PREFIX
 import org.opensearch.reportsscheduler.index.ReportDefinitionsIndex
@@ -45,10 +46,10 @@ import org.opensearch.reportsscheduler.model.ReportInstance
 import org.opensearch.reportsscheduler.model.ReportInstance.Status
 import org.opensearch.reportsscheduler.model.UpdateReportInstanceStatusRequest
 import org.opensearch.reportsscheduler.model.UpdateReportInstanceStatusResponse
+import org.opensearch.reportsscheduler.notifications.NotificationsActions
 import org.opensearch.reportsscheduler.security.UserAccessManager
 import org.opensearch.reportsscheduler.settings.PluginSettings
 import org.opensearch.reportsscheduler.util.logger
-import org.opensearch.OpenSearchStatusException
 import org.opensearch.rest.RestStatus
 import java.time.Instant
 import kotlin.random.Random
@@ -125,6 +126,8 @@ internal object ReportInstanceActions {
             Metrics.REPORT_FROM_DEFINITION_ID_SYSTEM_ERROR.counter.increment()
             throw OpenSearchStatusException("Report Instance Creation failed", RestStatus.INTERNAL_SERVER_ERROR)
         }
+        if (reportDefinitionDetails.reportDefinition.delivery != null)
+            NotificationsActions.send(reportDefinitionDetails.reportDefinition.delivery, docId)
         val reportInstanceCopy = reportInstance.copy(id = docId)
         return OnDemandReportCreateResponse(reportInstanceCopy, UserAccessManager.hasAllInfoAccess(user))
     }

reports-scheduler/src/main/kotlin/org/opensearch/reportsscheduler/notifications/NotificationsActions.kt

@@ -0,0 +1,66 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * The OpenSearch Contributors require contributions made to
+ * this file be licensed under the Apache-2.0 license or a
+ * compatible open source license.
+ *
+ * Modifications Copyright OpenSearch Contributors. See
+ * GitHub history for details.
+ */
+
+package org.opensearch.reportsscheduler.notifications
+
+import org.opensearch.action.ActionListener
+import org.opensearch.client.node.NodeClient
+import org.opensearch.commons.notifications.NotificationsPluginInterface
+import org.opensearch.commons.notifications.action.SendNotificationResponse
+import org.opensearch.commons.notifications.model.ChannelMessage
+import org.opensearch.commons.notifications.model.EventSource
+import org.opensearch.commons.notifications.model.Feature
+import org.opensearch.commons.notifications.model.SeverityType
+import org.opensearch.reportsscheduler.ReportsSchedulerPlugin.Companion.LOG_PREFIX
+import org.opensearch.reportsscheduler.model.CreateReportDefinitionResponse
+import org.opensearch.reportsscheduler.model.ReportDefinition
+import org.opensearch.reportsscheduler.util.logger
+
+/**
+ * Report definitions index operation actions.
+ */
+internal object NotificationsActions {
+    private val log by logger(NotificationsActions::class.java)
+
+    private lateinit var client: NodeClient
+
+    /**
+     * Initialize the class
+     * @param client NodeClient for transport call
+     */
+    fun initialize(client: NodeClient) {
+        this.client = client
+    }
+
+    /**
+     * Send notifications based on delivery parameter
+     * @param delivery [ReportDefinition.Delivery] object
+     * @return [CreateReportDefinitionResponse]
+     */
+    fun send(delivery: ReportDefinition.Delivery, referenceId: String) {
+        log.info("$LOG_PREFIX:NotificationsActions-send")
+        NotificationsPluginInterface.sendNotification(
+            client,
+            EventSource(delivery.title, referenceId, Feature.REPORTS, SeverityType.INFO),
+            ChannelMessage(delivery.textDescription, delivery.htmlDescription, null),
+            delivery.configIds,
+            object : ActionListener<SendNotificationResponse> {
+                override fun onResponse(p0: SendNotificationResponse) {
+                    log.info("$LOG_PREFIX:NotificationsActions-send:${p0.notificationId}")
+                }
+
+                override fun onFailure(p0: java.lang.Exception) {
+                    log.error("$LOG_PREFIX:NotificationsActions-send Error:$p0")
+                }
+            }
+        )
+    }
+}

reports-scheduler/src/main/kotlin/org/opensearch/reportsscheduler/scheduler/ReportDefinitionJobRunner.kt

@@ -34,6 +34,7 @@ import org.opensearch.reportsscheduler.ReportsSchedulerPlugin.Companion.LOG_PREF
 import org.opensearch.reportsscheduler.index.ReportInstancesIndex
 import org.opensearch.reportsscheduler.model.ReportDefinitionDetails
 import org.opensearch.reportsscheduler.model.ReportInstance
+import org.opensearch.reportsscheduler.notifications.NotificationsActions
 import org.opensearch.reportsscheduler.util.logger
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
@@ -68,6 +69,8 @@ internal object ReportDefinitionJobRunner : ScheduledJobRunner {
                 log.warn("$LOG_PREFIX:runJob-job creation failed for $reportInstance")
             } else {
                 log.info("$LOG_PREFIX:runJob-created job:$id")
+                if (reportDefinitionDetails.reportDefinition.delivery != null)
+                    NotificationsActions.send(reportDefinitionDetails.reportDefinition.delivery, id)
             }
         }
     }

reports-scheduler/src/test/kotlin/org/opensearch/reportsscheduler/TestHelpers.kt

@@ -54,21 +54,13 @@ fun constructReportDefinitionRequest(
                         "origin":"localhost:5601",
                         "id":"id"
                     },
+                    $trigger
                     "format":{
                         "duration":"PT1H",
                         "fileFormat":"Pdf",
                         "limit":1000,
                         "header":"optional header",
                         "footer":"optional footer"
-                    },
-                    $trigger
-                    "delivery":{
-                        "recipients":["nobody@email.com"],
-                        "deliveryFormat":"LinkOnly",
-                        "title":"title",
-                        "textDescription":"textDescription",
-                        "htmlDescription":"optional htmlDescription",
-                        "configIds":["optional_configIds"]
                     }
                 }
             }