Added support for disabling password login and registration (#947)

Signed-off-by: Fred Heinecke <fred.heinecke@yahoo.com>
Signed-off-by: solidDoWant <fred.heinecke@yahoo.com>

back/.env.example

@@ -4,6 +4,13 @@
 # http route prefix (will listen to $KYOO_PREFIX/movie for example)
 KYOO_PREFIX=""
 
+
+# Optional authentication settings
+# Set to true to disable login with password (OIDC auth must be configured)
+# AUTHENTICATION_DISABLE_PASSWORD_LOGIN=true
+# Set to true to disable the creation of new users (OIDC auth must be configured)
+# AUTHENTICATION_DISABLE_USER_REGISTRATION=true
+
 # Postgres settings
 # POSTGRES_URL=postgres://user:password@hostname:port/dbname?sslmode=verify-full&sslrootcert=/path/to/server.crt&sslcert=/path/to/client.crt&sslkey=/path/to/client.key
 # The behavior of the below variables match what is documented here:

back/src/Kyoo.Authentication/Attributes/DisableOnEnvVarAttribute.cs

@@ -0,0 +1,22 @@
+using System;
+using Microsoft.AspNetCore.Mvc.Filters;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace Kyoo.Authentication.Attributes;
+
+/// <summary>
+/// Disables the action if the specified environment variable is set to true.
+/// </summary>
+public class DisableOnEnvVarAttribute(string varName) : Attribute, IResourceFilter
+{
+	public void OnResourceExecuting(ResourceExecutingContext context)
+	{
+		var config = context.HttpContext.RequestServices.GetRequiredService<IConfiguration>();
+
+		if (config.GetValue(varName, false))
+			context.Result = new Microsoft.AspNetCore.Mvc.NotFoundResult();
+	}
+
+	public void OnResourceExecuted(ResourceExecutedContext context) { }
+}

back/src/Kyoo.Authentication/Models/DTO/ServerInfo.cs

@@ -51,6 +51,16 @@ public class ServerInfo
 	/// Check if kyoo's setup is finished.
 	/// </summary>
 	public SetupStep SetupStatus { get; set; }
+
+	/// <summary>
+	/// True if password login is enabled on this instance.
+	/// </summary>
+	public bool PasswordLoginEnabled { get; set; }
+
+	/// <summary>
+	/// True if registration is enabled on this instance.
+	/// </summary>
+	public bool RegistrationEnabled { get; set; }
 }
 
 public class OidcInfo

back/src/Kyoo.Authentication/Views/AuthApi.cs

@@ -26,6 +26,7 @@ using Kyoo.Abstractions.Models.Attributes;
 using Kyoo.Abstractions.Models.Exceptions;
 using Kyoo.Abstractions.Models.Permissions;
 using Kyoo.Abstractions.Models.Utils;
+using Kyoo.Authentication.Attributes;
 using Kyoo.Authentication.Models;
 using Kyoo.Authentication.Models.DTO;
 using Kyoo.Models;
@@ -206,6 +207,7 @@ public class AuthApi(
 	[HttpPost("login")]
 	[ProducesResponseType(StatusCodes.Status200OK)]
 	[ProducesResponseType(StatusCodes.Status403Forbidden, Type = typeof(RequestError))]
+	[DisableOnEnvVar("AUTHENTICATION_DISABLE_PASSWORD_LOGIN")]
 	public async Task<ActionResult<JwtToken>> Login([FromBody] LoginRequest request)
 	{
 		User? user = await users.GetOrDefault(
@@ -241,6 +243,7 @@ public class AuthApi(
 	[ProducesResponseType(StatusCodes.Status200OK)]
 	[ProducesResponseType(StatusCodes.Status400BadRequest, Type = typeof(RequestError))]
 	[ProducesResponseType(StatusCodes.Status409Conflict, Type = typeof(RequestError))]
+	[DisableOnEnvVar("AUTHENTICATION_DISABLE_USER_REGISTRATION")]
 	public async Task<ActionResult<JwtToken>> Register([FromBody] RegisterRequest request)
 	{
 		try

back/src/Kyoo.Core/Views/InfoApi.cs

@@ -23,6 +23,7 @@ using Kyoo.Abstractions.Models.Attributes;
 using Kyoo.Authentication.Models;
 using Kyoo.Core.Controllers;
 using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Configuration;
 using static Kyoo.Abstractions.Models.Utils.Constants;
 
 namespace Kyoo.Authentication.Views;
@@ -33,7 +34,8 @@ namespace Kyoo.Authentication.Views;
 [ApiController]
 [Route("info")]
 [ApiDefinition("Info", Group = UsersGroup)]
-public class InfoApi(PermissionOption options, MiscRepository info) : ControllerBase
+public class InfoApi(PermissionOption options, MiscRepository info, IConfiguration configuration)
+	: ControllerBase
 {
 	public async Task<ActionResult<ServerInfo>> GetInfo()
 	{
@@ -51,6 +53,14 @@ public class InfoApi(PermissionOption options, MiscRepository info) : Controller
 					))
 					.ToDictionary(x => x.Key, x => x.Value),
 				SetupStatus = await info.GetSetupStep(),
+				PasswordLoginEnabled = !configuration.GetValue(
+					"AUTHENTICATION_DISABLE_PASSWORD_LOGIN",
+					false
+				),
+				RegistrationEnabled = !configuration.GetValue(
+					"AUTHENTICATION_DISABLE_USER_REGISTRATION",
+					false
+				),
 			}
 		);
 	}

front/packages/models/src/resources/server-info.ts

@@ -61,6 +61,14 @@ export const ServerInfoP = z
 		 * Check if kyoo's setup is finished.
 		 */
 		setupStatus: z.nativeEnum(SetupStep),
+		/*
+		 * True if password login is enabled on this instance.
+		 */
+		passwordLoginEnabled: z.boolean(),
+		/*
+		 * True if registration is enabled on this instance.
+		 */
+		registrationEnabled: z.boolean(),
 	})
 	.transform((x) => {
 		const baseUrl = Platform.OS === "web" ? x.publicUrl : "kyoo://";

front/packages/ui/src/login/login.tsx

@@ -18,11 +18,10 @@
  * along with Kyoo. If not, see <https://www.gnu.org/licenses/>.
  */
 
-import { type QueryPage, login } from "@kyoo/models";
+import { type QueryPage, ServerInfoP, login, useFetch } from "@kyoo/models";
 import { A, Button, H1, Input, P, ts } from "@kyoo/primitives";
 import { useEffect, useState } from "react";
-import { useTranslation } from "react-i18next";
+import { Trans, useTranslation } from "react-i18next";
-import { Trans } from "react-i18next";
 import { Platform } from "react-native";
 import { useRouter } from "solito/router";
 import { percent, px, useYoshiki } from "yoshiki/native";
@@ -35,6 +34,11 @@ export const LoginPage: QueryPage<{ apiUrl?: string; error?: string }> = ({
 	apiUrl,
 	error: initialError,
 }) => {
+	const { data } = useFetch({
+		path: ["info"],
+		parser: ServerInfoP,
+	});
+
 	const [username, setUsername] = useState("");
 	const [password, setPassword] = useState("");
 	const [error, setError] = useState<string | undefined>(initialError);
@@ -53,7 +57,9 @@ export const LoginPage: QueryPage<{ apiUrl?: string; error?: string }> = ({
 	return (
 		<FormPage apiUrl={apiUrl}>
 			<H1>{t("login.login")}</H1>
-			<OidcLogin apiUrl={apiUrl} />
+			<OidcLogin apiUrl={apiUrl} hideOr={!data?.passwordLoginEnabled} />
+			{data?.passwordLoginEnabled && (
+				<>
 					<P {...css({ paddingLeft: ts(1) })}>{t("login.username")}</P>
 					<Input
 						autoComplete="username"
@@ -90,6 +96,8 @@ export const LoginPage: QueryPage<{ apiUrl?: string; error?: string }> = ({
 							mY: ts(3),
 						})}
 					/>
+				</>
+			)}
 			<P>
 				<Trans i18nKey="login.or-register">
 					Don’t have an account? <A href={{ pathname: "/register", query: { apiUrl } }}>Register</A>

front/packages/ui/src/login/oidc.tsx

@@ -34,7 +34,7 @@ import { useRouter } from "solito/router";
 import { percent, rem, useYoshiki } from "yoshiki/native";
 import { ErrorView } from "../errors";
 
-export const OidcLogin = ({ apiUrl }: { apiUrl?: string }) => {
+export const OidcLogin = ({ apiUrl, hideOr }: { apiUrl?: string; hideOr?: boolean }) => {
 	const { css } = useYoshiki();
 	const { t } = useTranslation();
 	const { data, error } = useFetch({ options: { apiUrl }, ...OidcLogin.query() });
@@ -76,6 +76,7 @@ export const OidcLogin = ({ apiUrl }: { apiUrl?: string }) => {
 					flexDirection: "row",
 					width: percent(100),
 					alignItems: "center",
+					display: hideOr ? "none" : undefined,
 				})}
 			>
 				<HR {...css({ flexGrow: 1 })} />

front/packages/ui/src/login/register.tsx

@@ -18,11 +18,10 @@
  * along with Kyoo. If not, see <https://www.gnu.org/licenses/>.
  */
 
-import { type QueryPage, login } from "@kyoo/models";
+import { type QueryPage, ServerInfoP, login, useFetch } from "@kyoo/models";
 import { A, Button, H1, Input, P, ts } from "@kyoo/primitives";
 import { useEffect, useState } from "react";
-import { useTranslation } from "react-i18next";
+import { Trans, useTranslation } from "react-i18next";
-import { Trans } from "react-i18next";
 import { Platform } from "react-native";
 import { useRouter } from "solito/router";
 import { percent, px, useYoshiki } from "yoshiki/native";
@@ -32,6 +31,11 @@ import { OidcLogin } from "./oidc";
 import { PasswordInput } from "./password-input";
 
 export const RegisterPage: QueryPage<{ apiUrl?: string }> = ({ apiUrl }) => {
+	const { data } = useFetch({
+		path: ["info"],
+		parser: ServerInfoP,
+	});
+
 	const [email, setEmail] = useState("");
 	const [username, setUsername] = useState("");
 	const [password, setPassword] = useState("");
@@ -52,9 +56,15 @@ export const RegisterPage: QueryPage<{ apiUrl?: string }> = ({ apiUrl }) => {
 	return (
 		<FormPage apiUrl={apiUrl}>
 			<H1>{t("login.register")}</H1>
-			<OidcLogin apiUrl={apiUrl} />
+			<OidcLogin apiUrl={apiUrl} hideOr={!data?.passwordLoginEnabled} />
+			{data?.registrationEnabled && (
+				<>
 					<P {...css({ paddingLeft: ts(1) })}>{t("login.username")}</P>
-			<Input autoComplete="username" variant="big" onChangeText={(value) => setUsername(value)} />
+					<Input
+						autoComplete="username"
+						variant="big"
+						onChangeText={(value) => setUsername(value)}
+					/>
 
 					<P {...css({ paddingLeft: ts(1) })}>{t("login.email")}</P>
 					<Input autoComplete="email" variant="big" onChangeText={(value) => setEmail(value)} />
@@ -96,6 +106,8 @@ export const RegisterPage: QueryPage<{ apiUrl?: string }> = ({ apiUrl }) => {
 							mY: ts(3),
 						})}
 					/>
+				</>
+			)}
 			<P>
 				<Trans i18nKey="login.or-login">
 					Have an account already? <A href={{ pathname: "/login", query: { apiUrl } }}>Log in</A>.