[Fleet] Do not use async method in plugin setup|start (#100033)

x-pack/plugins/fleet/common/types/index.ts

@@ -15,13 +15,6 @@ export interface FleetConfigType {
   registryProxyUrl?: string;
   agents: {
     enabled: boolean;
-    tlsCheckDisabled: boolean;
-    pollingRequestTimeout: number;
-    maxConcurrentConnections: number;
-    kibana: {
-      host?: string[] | string;
-      ca_sha256?: string;
-    };
     elasticsearch: {
       host?: string;
       ca_sha256?: string;
@@ -29,8 +22,6 @@ export interface FleetConfigType {
     fleet_server?: {
       hosts?: string[];
     };
-    agentPolicyRolloutRateLimitIntervalMs: number;
-    agentPolicyRolloutRateLimitRequestPerInterval: number;
   };
   agentPolicies?: PreconfiguredAgentPolicy[];
   packages?: PreconfiguredPackage[];

x-pack/plugins/fleet/public/applications/fleet/mock/plugin_configuration.ts

@@ -14,19 +14,10 @@ export const createConfigurationMock = (): FleetConfigType => {
     registryProxyUrl: '',
     agents: {
       enabled: true,
-      tlsCheckDisabled: true,
-      pollingRequestTimeout: 1000,
-      maxConcurrentConnections: 100,
-      kibana: {
-        host: '',
-        ca_sha256: '',
-      },
       elasticsearch: {
         host: '',
         ca_sha256: '',
       },
-      agentPolicyRolloutRateLimitIntervalMs: 100,
-      agentPolicyRolloutRateLimitRequestPerInterval: 1000,
     },
   };
 };

x-pack/plugins/fleet/server/mocks/index.ts

@@ -30,6 +30,10 @@ export const createAppContextStartContractMock = (): FleetAppContext => {
     security: securityMock.createStart(),
     logger: loggingSystemMock.create().get(),
     isProductionMode: true,
+    configInitialValue: {
+      agents: { enabled: true, elasticsearch: {} },
+      enabled: true,
+    },
     kibanaVersion: '8.0.0',
     kibanaBranch: 'master',
   };

x-pack/plugins/fleet/server/plugin.ts

@@ -6,7 +6,6 @@
  */
 
 import type { Observable } from 'rxjs';
-import { first } from 'rxjs/operators';
 import type {
   CoreSetup,
   CoreStart,
@@ -110,6 +109,7 @@ export interface FleetAppContext {
   encryptedSavedObjectsSetup?: EncryptedSavedObjectsPluginSetup;
   security?: SecurityPluginStart;
   config$?: Observable<FleetConfigType>;
+  configInitialValue: FleetConfigType;
   savedObjects: SavedObjectsServiceStart;
   isProductionMode: PluginInitializerContext['env']['mode']['prod'];
   kibanaVersion: PluginInitializerContext['env']['packageInfo']['version'];
@@ -189,6 +189,7 @@ export class FleetPlugin
   implements AsyncPlugin<FleetSetupContract, FleetStartContract, FleetSetupDeps, FleetStartDeps> {
   private licensing$!: Observable<ILicense>;
   private config$: Observable<FleetConfigType>;
+  private configInitialValue: FleetConfigType;
   private cloud: CloudSetup | undefined;
   private logger: Logger | undefined;
 
@@ -204,15 +205,15 @@ export class FleetPlugin
     this.kibanaVersion = this.initializerContext.env.packageInfo.version;
     this.kibanaBranch = this.initializerContext.env.packageInfo.branch;
     this.logger = this.initializerContext.logger.get();
+    this.configInitialValue = this.initializerContext.config.get();
   }
 
-  public async setup(core: CoreSetup, deps: FleetSetupDeps) {
+  public setup(core: CoreSetup, deps: FleetSetupDeps) {
     this.httpSetup = core.http;
     this.licensing$ = deps.licensing.license$;
     this.encryptedSavedObjectsSetup = deps.encryptedSavedObjects;
     this.cloud = deps.cloud;
-
-    const config = await this.config$.pipe(first()).toPromise();
+    const config = this.configInitialValue;
 
     registerSavedObjects(core.savedObjects, deps.encryptedSavedObjects);
     registerEncryptedSavedObjects(deps.encryptedSavedObjects);
@@ -279,13 +280,14 @@ export class FleetPlugin
     }
   }
 
-  public async start(core: CoreStart, plugins: FleetStartDeps): Promise<FleetStartContract> {
-    await appContextService.start({
+  public start(core: CoreStart, plugins: FleetStartDeps): FleetStartContract {
+    appContextService.start({
       elasticsearch: core.elasticsearch,
       data: plugins.data,
       encryptedSavedObjectsStart: plugins.encryptedSavedObjects,
       encryptedSavedObjectsSetup: this.encryptedSavedObjectsSetup,
       security: plugins.security,
+      configInitialValue: this.configInitialValue,
       config$: this.config$,
       savedObjects: core.savedObjects,
       isProductionMode: this.isProductionMode,

x-pack/plugins/fleet/server/services/app_context.ts

@@ -7,7 +7,6 @@
 
 import type { Observable } from 'rxjs';
 import { BehaviorSubject } from 'rxjs';
-import { first } from 'rxjs/operators';
 import { kibanaPackageJson } from '@kbn/utils';
 import type { KibanaRequest } from 'src/core/server';
 import type {
@@ -44,7 +43,7 @@ class AppContextService {
   private httpSetup?: HttpServiceSetup;
   private externalCallbacks: ExternalCallbacksStorage = new Map();
 
-  public async start(appContext: FleetAppContext) {
+  public start(appContext: FleetAppContext) {
     this.data = appContext.data;
     this.esClient = appContext.elasticsearch.client.asInternalUser;
     this.encryptedSavedObjects = appContext.encryptedSavedObjectsStart?.getClient();
@@ -60,7 +59,7 @@ class AppContextService {
 
     if (appContext.config$) {
       this.config$ = appContext.config$;
-      const initialValue = await this.config$.pipe(first()).toPromise();
+      const initialValue = appContext.configInitialValue;
       this.configSubject$ = new BehaviorSubject(initialValue);
       this.config$.subscribe(this.configSubject$);
     }