Fix error thrown when Kibana is sent a SIGHUP to reload logging config

packages/kbn-legacy-logging/src/setup_logging.test.ts

@@ -0,0 +1,35 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * and the Server Side Public License, v 1; you may not use this file except in
+ * compliance with, at your election, the Elastic License or the Server Side
+ * Public License, v 1.
+ */
+
+import { Server } from '@hapi/hapi';
+import { reconfigureLogging, setupLogging } from './setup_logging';
+import { LegacyLoggingConfig } from './schema';
+
+describe('reconfigureLogging', () => {
+  test(`doesn't throw an error`, () => {
+    const server = new Server();
+    const config: LegacyLoggingConfig = {
+      silent: false,
+      quiet: false,
+      verbose: true,
+      events: {},
+      dest: '/tmp/foo',
+      filter: {},
+      json: true,
+      rotate: {
+        enabled: false,
+        everyBytes: 0,
+        keepFiles: 0,
+        pollingInterval: 0,
+        usePolling: false,
+      },
+    };
+    setupLogging(server, config, 10);
+    reconfigureLogging(server, { ...config, dest: '/tmp/bar' }, 0);
+  });
+});

packages/kbn-legacy-logging/src/setup_logging.ts

@@ -37,5 +37,5 @@ export function reconfigureLogging(
   opsInterval: number
 ) {
   const loggingOptions = getLoggingConfiguration(config, opsInterval);
-  (server.plugins as any)['@elastic/good'].reconfigure(loggingOptions);
+  (server.plugins as any).good.reconfigure(loggingOptions);
 }