Mark GeoIpDownloaderTask as completed after cancellation (elastic#84028)

Persistent task framework requires tasks to be marked either completed or failed after cancellation. This was missing in GeoIpDownloader

docs/changelog/84028.yaml

@@ -0,0 +1,5 @@
+pr: 84028
+summary: Mark `GeoIpDownloaderTask` as completed after cancellation
+area: Ingest
+type: bug
+issues: []

modules/ingest-geoip/src/internalClusterTest/java/org/elasticsearch/ingest/geoip/GeoIpDownloaderTaskIT.java

@@ -0,0 +1,95 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0 and the Server Side Public License, v 1; you may not use this file except
+ * in compliance with, at your election, the Elastic License 2.0 or the Server
+ * Side Public License, v 1.
+ */
+
+package org.elasticsearch.ingest.geoip;
+
+import org.elasticsearch.action.admin.cluster.node.tasks.list.ListTasksRequest;
+import org.elasticsearch.action.admin.cluster.node.tasks.list.ListTasksResponse;
+import org.elasticsearch.common.settings.Settings;
+import org.elasticsearch.persistent.PersistentTaskParams;
+import org.elasticsearch.persistent.PersistentTasksCustomMetadata;
+import org.elasticsearch.plugins.Plugin;
+import org.elasticsearch.reindex.ReindexPlugin;
+import org.junit.After;
+
+import java.util.Arrays;
+import java.util.Collection;
+
+import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertAcked;
+
+public class GeoIpDownloaderTaskIT extends AbstractGeoIpIT {
+
+    protected static final String ENDPOINT = System.getProperty("geoip_endpoint");
+
+    @Override
+    protected Collection<Class<? extends Plugin>> nodePlugins() {
+        return Arrays.asList(ReindexPlugin.class, IngestGeoIpPlugin.class, IngestGeoIpSettingsPlugin.class);
+    }
+
+    @Override
+    protected Settings nodeSettings(int nodeOrdinal, Settings otherSettings) {
+        return Settings.builder()
+            .put(super.nodeSettings(nodeOrdinal, otherSettings))
+            .put(GeoIpDownloader.ENDPOINT_SETTING.getKey(), "http://invalid-endpoint")
+            .build();
+    }
+
+    @After
+    public void cleanUp() throws Exception {
+        assertAcked(
+            client().admin()
+                .cluster()
+                .prepareUpdateSettings()
+                .setPersistentSettings(
+                    Settings.builder()
+                        .putNull(GeoIpDownloaderTaskExecutor.ENABLED_SETTING.getKey())
+                        .putNull(GeoIpDownloader.POLL_INTERVAL_SETTING.getKey())
+                        .putNull("ingest.geoip.database_validity")
+                )
+                .get()
+        );
+    }
+
+    public void testTaskRemovedAfterCancellation() throws Exception {
+        assertAcked(
+            client().admin()
+                .cluster()
+                .prepareUpdateSettings()
+                .setPersistentSettings(Settings.builder().put(GeoIpDownloaderTaskExecutor.ENABLED_SETTING.getKey(), true))
+                .get()
+        );
+        assertBusy(() -> {
+            PersistentTasksCustomMetadata.PersistentTask<PersistentTaskParams> task = getTask();
+            assertNotNull(task);
+            assertTrue(task.isAssigned());
+        });
+        ListTasksResponse tasks = client().admin()
+            .cluster()
+            .listTasks(new ListTasksRequest().setActions("geoip-downloader[c]"))
+            .actionGet();
+        assertEquals(1, tasks.getTasks().size());
+        assertAcked(
+            client().admin()
+                .cluster()
+                .prepareUpdateSettings()
+                .setPersistentSettings(Settings.builder().put(GeoIpDownloaderTaskExecutor.ENABLED_SETTING.getKey(), false))
+                .get()
+        );
+        assertBusy(() -> {
+            ListTasksResponse tasks2 = client().admin()
+                .cluster()
+                .listTasks(new ListTasksRequest().setActions("geoip-downloader[c]"))
+                .actionGet();
+            assertEquals(0, tasks2.getTasks().size());
+        });
+    }
+
+    private PersistentTasksCustomMetadata.PersistentTask<PersistentTaskParams> getTask() {
+        return PersistentTasksCustomMetadata.getTaskWithId(clusterService().state(), GeoIpDownloader.GEOIP_DOWNLOADER);
+    }
+}

modules/ingest-geoip/src/main/java/org/elasticsearch/ingest/geoip/GeoIpDownloader.java

@@ -299,6 +299,7 @@ protected void onCancelled() {
         if (scheduled != null) {
             scheduled.cancel();
         }
+        markAsCompleted();
     }
 
     @Override