ceph/src/pybind/mgr/dashboard/frontend/src/app/shared/api/settings.service.ts

   1 import { HttpClient } from '@angular/common/http';
   2 import { Injectable } from '@angular/core';
   3
   4 import _ from 'lodash';
   5 import { Observable } from 'rxjs';
   6 import { map } from 'rxjs/operators';
   7
   8 class SettingResponse {
   9   name: string;
  10   default: any;
  11   type: string;
  12   value: any;
  13 }
  14
  15 @Injectable({
  16   providedIn: 'root'
  17 })
  18 export class SettingsService {
  19   constructor(private http: HttpClient) {}
  20
  21   private settings: { [url: string]: string } = {};
  22
  23   getValues(names: string | string[]): Observable<{ [key: string]: any }> {
  24     if (_.isArray(names)) {
  25       names = names.join(',');
  26     }
  27     return this.http.get(`api/settings?names=${names}`).pipe(
  28       map((resp: SettingResponse[]) => {
  29         const result = {};
  30         _.forEach(resp, (option: SettingResponse) => {
  31           _.set(result, option.name, option.value);
  32         });
  33         return result;
  34       })
  35     );
  36   }
  37
  38   ifSettingConfigured(url: string, fn: (value?: string) => void, elseFn?: () => void): void {
  39     const setting = this.settings[url];
  40     if (setting === undefined) {
  41       this.http.get(url).subscribe(
  42         (data: any) => {
  43           this.settings[url] = this.getSettingsValue(data);
  44           this.ifSettingConfigured(url, fn, elseFn);
  45         },
  46         (resp) => {
  47           if (resp.status !== 401) {
  48             this.settings[url] = '';
  49           }
  50         }
  51       );
  52     } else if (setting !== '') {
  53       fn(setting);
  54     } else {
  55       if (elseFn) {
  56         elseFn();
  57       }
  58     }
  59   }
  60
  61   // Easiest way to stop reloading external content that can't be reached
  62   disableSetting(url: string) {
  63     this.settings[url] = '';
  64   }
  65
  66   private getSettingsValue(data: any): string {
  67     return data.value || data.instance || '';
  68   }
  69
  70   validateGrafanaDashboardUrl(uid: string) {
  71     return this.http.get(`api/grafana/validation/${uid}`);
  72   }
  73
  74   getStandardSettings(): Observable<{ [key: string]: any }> {
  75     return this.http.get('ui-api/standard_settings');
  76   }
  77 }