Auth: Hide forgot password if grafana auth is disabled (#79895)

* hide forgot password if grafana auth is disabled

* fix test

packages/grafana-data/src/types/config.ts

@@ -259,4 +259,6 @@ export interface AuthSettings {
   GoogleSkipOrgRoleSync?: boolean;
   // @deprecated -- this is no longer used and will be removed in Grafana 11
   GenericOAuthSkipOrgRoleSync?: boolean;
+
+  disableLogin?: boolean;
 }

pkg/api/dtos/frontend_settings.go

@@ -29,6 +29,8 @@ type FrontendSettingsAuthDTO struct {
 	GitLabSkipOrgRoleSync bool `json:"GitLabSkipOrgRoleSync"`
 	// Deprecated: this is no longer used and will be removed in Grafana 11
 	OktaSkipOrgRoleSync bool `json:"OktaSkipOrgRoleSync"`
+
+	DisableLogin bool `json:"disableLogin"`
 }
 
 type FrontendSettingsBuildInfoDTO struct {

pkg/api/frontendsettings.go

@@ -329,6 +329,7 @@ func (hs *HTTPServer) getFrontendSettings(c *contextmodel.ReqContext) (*dtos.Fro
 		GithubSkipOrgRoleSync:       parseSkipOrgRoleSyncEnabled(oauthProviders[social.GitHubProviderName]),
 		GitLabSkipOrgRoleSync:       parseSkipOrgRoleSyncEnabled(oauthProviders[social.GitlabProviderName]),
 		OktaSkipOrgRoleSync:         parseSkipOrgRoleSyncEnabled(oauthProviders[social.OktaProviderName]),
+		DisableLogin:                hs.Cfg.DisableLogin,
 	}
 
 	if hs.pluginsCDNService != nil && hs.pluginsCDNService.IsEnabled() {

pkg/setting/setting.go

@@ -551,7 +551,7 @@ type Cfg struct {
 // AddChangePasswordLink returns if login form is disabled or not since
 // the same intention can be used to hide both features.
 func (cfg *Cfg) AddChangePasswordLink() bool {
-	return !cfg.DisableLoginForm
+	return !(cfg.DisableLoginForm || cfg.DisableLogin)
 }
 
 type CommandLineArgs struct {

public/app/core/components/Login/LoginPage.test.tsx

@@ -14,6 +14,9 @@ jest.mock('@grafana/runtime', () => ({
     post: postMock,
   }),
   config: {
+    auth: {
+      disableLogin: false,
+    },
     loginError: false,
     buildInfo: {
       version: 'v1.0',

public/app/core/components/Login/LoginPage.tsx

@@ -4,9 +4,9 @@ import React from 'react';
 
 // Components
 import { GrafanaTheme2 } from '@grafana/data';
+import { config } from '@grafana/runtime';
 import { Alert, HorizontalGroup, LinkButton, useStyles2 } from '@grafana/ui';
 import { Branding } from 'app/core/components/Branding/Branding';
-import config from 'app/core/config';
 import { t } from 'app/core/internationalization';
 
 import { ChangePassword } from '../ForgottenPassword/ChangePassword';
@@ -48,6 +48,7 @@ export const LoginPage = () => {
               {!disableLoginForm && (
                 <LoginForm onSubmit={login} loginHint={loginHint} passwordHint={passwordHint} isLoggingIn={isLoggingIn}>
                   <HorizontalGroup justify="flex-end">
+                    {!config.auth.disableLogin && (
                       <LinkButton
                         className={styles.forgottenPassword}
                         fill="text"
@@ -55,6 +56,7 @@ export const LoginPage = () => {
                       >
                         Forgot your password?
                       </LinkButton>
+                    )}
                   </HorizontalGroup>
                 </LoginForm>
               )}