我想调用一个webservice强制初始化keycloak前端组件从keycloak角库,以使keycloakconf动态。backendService.keycloakConfig() webservice返回正确的值,但isInitialized变量始终是假的。
我认为把承诺和可观察的东西混合在一起是在破坏初始化过程。
以下是代码:
import {KeycloakService} from 'keycloak-angular';
import {BackendService} from "./service/backend.service";
export function initializer(keycloak: KeycloakService, backendService: BackendService): () => Promise<any> {
return (): Promise<any> => {
return new Promise<void>(async (resolve, reject) => {
backendService.keycloakConfig()
.toPromise()
.then(
keycloakConfig => {
try {
keycloak.init({
config: keycloakConfig,
enableBearerInterceptor: true,
loadUserProfileAtStartUp: false,
initOptions: {
checkLoginIframe: false
},
bearerExcludedUrls: ['/assets']
}).then((isInitialize) => {
console.log("Initialized keycloak", isInitialize)
}).catch(reason => {console.log(reason)})
resolve();
} catch (error) {
console.log("error", error)
reject(error);
}
})
});
};
}发布于 2021-12-13 17:54:00
我在这里回答我自己的问题:
我使用这个库指定提供者顺序:“ngx排序-初始化程序”:"1.0.0“
在app.module.ts中:
providers: [
KeycloakService,
{provide: ORDERED_APP_INITIALIZER, useFactory: initializerConfig, deps: [CommonService], multi: true},
{provide: ORDERED_APP_INITIALIZER, useFactory: initializer, deps: [KeycloakService, CommonService], multi: true},
ORDERED_APP_PROVIDER
},
]
export function initializer(keycloak: KeycloakService, commonService: CommonService): () => Promise<any> {
return (): Promise<any> => {
return new Promise<void>(async (resolve, reject) => {
try {
await keycloak.init({
config: commonService.customKeyCloakConfig,
loadUserProfileAtStartUp: false,
initOptions: {
checkLoginIframe: false
},
enableBearerInterceptor: true,
bearerExcludedUrls: ['']
}).then((isInitialize) => {
console.log("keycloak is initialized : ", isInitialize)
})
resolve();
} catch (error) {
console.log("error happened during Keycloak initialization : ", error)
reject(error);
}
});
};
}在公共服务方面:
customKeyCloakConfig: any;
constructor(private apiService: ApiService, private config: ConfigService) {
}
public keycloakConfig(){
return new Promise((resolve, reject) => {
this.apiService.get<any>(this.config.KEYCLOAK_CONFIG_CUSTOM).subscribe(res => {
this.customKeyCloakConfig = res;
resolve(true);
})
})
}发布于 2021-12-10 06:21:06
我不擅长棱角,所以可能有更好的方法来做你想做的事情,我很想听,因为我想做同样的事情。
我已经确定的是在非授权页面(登陆/启动页面登录前)获取配置数据并将其存储在会话存储中:
set keycloakConfig(val: string) {
sessionStorage.setItem('kcc', val);
}
fetchKeycloakConfig() {
console.log("Fetching keycloak config from service.");
this._restapiService.getKeycloakConfig().then((data) => {
this.keycloakConfig = JSON.stringify(data);
});
}然后,在应用程序初始化方面,我继续从不需要任何承诺/异步/等待/等的会话存储中提取:
function initializeKeycloak(keycloak: KeycloakService) {
return () => {
let storedConfig: string = sessionStorage.getItem('kcc');
if (storedConfig != null) {
console.log("Initializing Keycloak client with config: " + storedConfig);
let keycloakConfig = JSON.parse(storedConfig);
return keycloak.init({
config: {
url: keycloakConfig.url,
realm: keycloakConfig.realm,
clientId: keycloakConfig.resource
},
initOptions: {
onLoad: 'check-sso',
silentCheckSsoRedirectUri:
window.location.origin + '/assets/silent-check-sso.html',
checkLoginIframe: false
},
});
}
else {
console.log("Keycloak config not stored. No client available.");
return null;
}
}
}
...
@NgModule({
...
providers: [
CookieService,
KeycloakService,
{
provide: APP_INITIALIZER,
useFactory: initializeKeycloak,
multi: true,
deps: [KeycloakService],
}
],
...
})就像我说的,我不喜欢这个。我更愿意按需使用api,但我还没有弄清楚如何让所有异步调用都在init上工作。
如果您在没有SSL的情况下运行(在我的例子中是本地env),checkLoginIframe选项是必要的。否则,一些Keycloak将没有适当的SameSite策略设置。
https://stackoverflow.com/questions/70155200
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