ceph/src/pybind/mgr/dashboard/frontend/src/app/shared/services/password-policy.service.ts

   1 import { Injectable } from '@angular/core';
   2
   3 import { I18n } from '@ngx-translate/i18n-polyfill';
   4 import * as _ from 'lodash';
   5 import { Observable } from 'rxjs';
   6 import { map } from 'rxjs/operators';
   7
   8 import { SettingsService } from '../api/settings.service';
   9 import { CdPwdPolicySettings } from '../models/cd-pwd-policy-settings';
  10
  11 @Injectable({
  12   providedIn: 'root'
  13 })
  14 export class PasswordPolicyService {
  15   constructor(private i18n: I18n, private settingsService: SettingsService) {}
  16
  17   getHelpText(): Observable<string> {
  18     return this.settingsService.getStandardSettings().pipe(
  19       map((resp: { [key: string]: any }) => {
  20         const settings = new CdPwdPolicySettings(resp);
  21         let helpText: string[] = [];
  22         if (settings.pwdPolicyEnabled) {
  23           helpText.push(this.i18n('Required rules for passwords:'));
  24           const i18nHelp: { [key: string]: string } = {
  25             pwdPolicyCheckLengthEnabled: this.i18n('Must contain at least {{length}} characters', {
  26               length: settings.pwdPolicyMinLength
  27             }),
  28             pwdPolicyCheckOldpwdEnabled: this.i18n('Must not be the same as the previous one'),
  29             pwdPolicyCheckUsernameEnabled: this.i18n('Cannot contain the username'),
  30             pwdPolicyCheckExclusionListEnabled: this.i18n('Cannot contain any configured keyword'),
  31             pwdPolicyCheckRepetitiveCharsEnabled: this.i18n(
  32               'Cannot contain any repetitive characters e.g. "aaa"'
  33             ),
  34             pwdPolicyCheckSequentialCharsEnabled: this.i18n(
  35               'Cannot contain any sequential characters e.g. "abc"'
  36             ),
  37             pwdPolicyCheckComplexityEnabled: this.i18n(
  38               'Must consist of characters from the following groups:\n' +
  39                 '  * Alphabetic a-z, A-Z\n' +
  40                 '  * Numbers 0-9\n' +
  41                 '  * Special chars: !"#$%& \'()*+,-./:;<=>?@[\\]^_`{{|}}~\n' +
  42                 '  * Any other characters (signs)'
  43             )
  44           };
  45           helpText = helpText.concat(
  46             _.keys(i18nHelp)
  47               .filter((key) => _.get(settings, key))
  48               .map((key) => '- ' + _.get(i18nHelp, key))
  49           );
  50         }
  51         return helpText.join('\n');
  52       })
  53     );
  54   }
  55
  56   /**
  57    * Helper function to map password policy credits to a CSS class.
  58    * @param credits The password policy credits.
  59    * @return The name of the CSS class.
  60    */
  61   mapCreditsToCssClass(credits: number): string {
  62     let result = 'very-strong';
  63     if (credits < 10) {
  64       result = 'too-weak';
  65     } else if (credits < 15) {
  66       result = 'weak';
  67     } else if (credits < 20) {
  68       result = 'ok';
  69     } else if (credits < 25) {
  70       result = 'strong';
  71     }
  72     return result;
  73   }
  74 }