[Serverless Search] Fix absent user profile breaking Kibana (#165880)

## Summary

This fixes an absent user profile breaking Kibana in Serverless ES3.

---------

Co-authored-by: kibanamachine <42973632+kibanamachine@users.noreply.github.com>

packages/kbn-search-api-panels/index.tsx

@@ -9,6 +9,7 @@
 import React from 'react';
 import { EuiFlexGroup, EuiFlexItem, EuiTitle, EuiSpacer, EuiImage, EuiText } from '@elastic/eui';
 import { i18n } from '@kbn/i18n';
+import { AuthenticatedUser } from '@kbn/security-plugin/common';
 
 export * from './components/code_box';
 export * from './components/github_link';
@@ -24,19 +25,14 @@ export * from './types';
 export * from './utils';
 
 export interface WelcomeBannerProps {
-  userProfile: {
+  user?: AuthenticatedUser;
-    user: {
-      full_name?: string;
-      username?: string;
-    };
-  };
   assetBasePath?: string;
   image?: string;
   showDescription?: boolean;
 }
 
 export const WelcomeBanner: React.FC<WelcomeBannerProps> = ({
-  userProfile,
+  user,
   assetBasePath,
   image,
   showDescription = true,
@@ -54,16 +50,18 @@ export const WelcomeBanner: React.FC<WelcomeBannerProps> = ({
             </h1>
           </EuiTitle>
         </EuiFlexItem>
+        {Boolean(user) && (
           <EuiFlexItem grow={false}>
             <EuiTitle size="xxxs">
               <h2>
                 {i18n.translate('searchApiPanels.welcomeBanner.header.greeting.title', {
                   defaultMessage: 'Hi {name}!',
-                values: { name: userProfile?.user?.full_name || userProfile?.user?.username },
+                  values: { name: user?.full_name || user.username },
                 })}
               </h2>
             </EuiTitle>
           </EuiFlexItem>
+        )}
       </EuiFlexGroup>
       <EuiSpacer />
       {showDescription && (

packages/kbn-search-api-panels/tsconfig.json

@@ -20,6 +20,7 @@
     "@kbn/core-http-browser",
     "@kbn/core-application-browser",
     "@kbn/share-plugin",
-    "@kbn/i18n-react"
+    "@kbn/i18n-react",
+    "@kbn/security-plugin"
   ]
 }

x-pack/plugins/serverless_search/public/application/components/overview.tsx

@@ -52,7 +52,7 @@ export const ElasticsearchOverview = () => {
   const [selectedLanguage, setSelectedLanguage] =
     useState<LanguageDefinition>(javascriptDefinition);
   const [clientApiKey, setClientApiKey] = useState<string>(API_KEY_PLACEHOLDER);
-  const { application, cloud, http, userProfile, share } = useKibanaServices();
+  const { application, cloud, http, user, share } = useKibanaServices();
 
   const elasticsearchURL = useMemo(() => {
     return cloud?.elasticsearchUrl ?? ELASTICSEARCH_URL_PLACEHOLDER;
@@ -73,7 +73,7 @@ export const ElasticsearchOverview = () => {
     <EuiPageTemplate offset={0} grow restrictWidth data-test-subj="svlSearchOverviewPage">
       <EuiPageTemplate.Section alignment="top" className="serverlessSearchHeaderSection">
         <EuiText color="ghost">
-          <WelcomeBanner userProfile={userProfile} assetBasePath={assetBasePath} />
+          <WelcomeBanner user={user} assetBasePath={assetBasePath} />
         </EuiText>
       </EuiPageTemplate.Section>
       <EuiPageTemplate.Section color="subdued" bottomBorder="extended">

x-pack/plugins/serverless_search/public/application/hooks/use_kibana.tsx

@@ -9,12 +9,12 @@ import { CloudStart } from '@kbn/cloud-plugin/public';
 import type { CoreStart } from '@kbn/core/public';
 import type { SharePluginStart } from '@kbn/share-plugin/public';
 import { useKibana as useKibanaBase } from '@kbn/kibana-react-plugin/public';
-import { GetUserProfileResponse, UserProfileData } from '@kbn/security-plugin/common';
+import { AuthenticatedUser } from '@kbn/security-plugin/common';
 
 export interface ServerlessSearchContext {
   cloud: CloudStart;
   share: SharePluginStart;
-  userProfile: GetUserProfileResponse<UserProfileData>;
+  user?: AuthenticatedUser;
 }
 
 type ServerlessSearchKibanaContext = CoreStart & ServerlessSearchContext;

x-pack/plugins/serverless_search/public/plugin.ts

@@ -8,6 +8,7 @@
 import { AppMountParameters, CoreSetup, CoreStart, Plugin } from '@kbn/core/public';
 import { i18n } from '@kbn/i18n';
 import { appIds } from '@kbn/management-cards-navigation';
+import { AuthenticatedUser } from '@kbn/security-plugin/common';
 import { createServerlessSearchSideNavComponent as createComponent } from './layout/nav';
 import { docLinks } from '../common/doc_links';
 import {
@@ -41,10 +42,15 @@ export class ServerlessSearchPlugin
         const [coreStart, services] = await core.getStartServices();
         const { security } = services;
         docLinks.setDocLinks(coreStart.docLinks.links);
+        let user: AuthenticatedUser | undefined;
+        try {
+          const response = await security.authc.getCurrentUser();
+          user = response;
+        } catch {
+          user = undefined;
+        }
 
-        const userProfile = await security.userProfiles.getCurrent();
+        return await renderApp(element, coreStart, { user, ...services });
-
-        return await renderApp(element, coreStart, { userProfile, ...services });
       },
     });
 
@@ -58,12 +64,9 @@ export class ServerlessSearchPlugin
       async mount({ element }: AppMountParameters) {
         const { renderApp } = await import('./application/connectors');
         const [coreStart, services] = await core.getStartServices();
-        const { security } = services;
+
         docLinks.setDocLinks(coreStart.docLinks.links);
-
+        return await renderApp(element, coreStart, { ...services });
-        const userProfile = await security.userProfiles.getCurrent();
-
-        return await renderApp(element, coreStart, { userProfile, ...services });
       },
     });