150 lines
4.2 KiB
TypeScript
150 lines
4.2 KiB
TypeScript
import NextAuth, { NextAuthOptions } from "next-auth";
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import KeycloakProvider from "next-auth/providers/keycloak";
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declare module "next-auth" {
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interface Session {
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user: {
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id: string;
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name?: string | null;
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email?: string | null;
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image?: string | null;
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username: string;
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first_name: string;
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last_name: string;
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role: string[];
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};
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accessToken: string;
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rocketChatToken: string | null;
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rocketChatUserId: string | null;
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}
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interface JWT {
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accessToken: string;
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refreshToken: string;
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accessTokenExpires: number;
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role: string[];
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username: string;
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first_name: string;
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last_name: string;
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rocketChatToken: string | null;
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rocketChatUserId: string | null;
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}
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}
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function getRequiredEnvVar(name: string): string {
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const value = process.env[name];
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if (!value) {
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throw new Error(`Missing required environment variable: ${name}`);
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}
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return value;
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}
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export const authOptions: NextAuthOptions = {
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providers: [
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KeycloakProvider({
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clientId: getRequiredEnvVar("KEYCLOAK_CLIENT_ID"),
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clientSecret: getRequiredEnvVar("KEYCLOAK_CLIENT_SECRET"),
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issuer: getRequiredEnvVar("KEYCLOAK_ISSUER"),
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profile(profile) {
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console.log("Keycloak profile received for user:", profile.preferred_username);
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return {
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id: profile.sub,
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name: profile.name ?? profile.preferred_username,
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email: profile.email,
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first_name: profile.given_name ?? '',
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last_name: profile.family_name ?? '',
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username: profile.preferred_username ?? profile.email?.split('@')[0] ?? '',
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role: profile.groups ?? [],
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}
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},
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}),
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],
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session: {
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strategy: "jwt",
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maxAge: 30 * 24 * 60 * 60, // 30 days
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},
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callbacks: {
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async jwt({ token, account, profile }) {
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if (account && profile) {
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token.accessToken = account.access_token;
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token.refreshToken = account.refresh_token;
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token.accessTokenExpires = account.expires_at! * 1000;
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token.role = (profile as any).groups ?? [];
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token.username = (profile as any).preferred_username ?? profile.email?.split('@')[0] ?? '';
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token.first_name = (profile as any).given_name ?? '';
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token.last_name = (profile as any).family_name ?? '';
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}
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// Return previous token if not expired
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if (Date.now() < (token.accessTokenExpires as number)) {
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return token;
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}
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try {
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const clientId = getRequiredEnvVar("KEYCLOAK_CLIENT_ID");
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const clientSecret = getRequiredEnvVar("KEYCLOAK_CLIENT_SECRET");
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const response = await fetch(
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`${process.env.KEYCLOAK_BASE_URL}/realms/${process.env.KEYCLOAK_REALM}/protocol/openid-connect/token`,
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{
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method: "POST",
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headers: {
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"Content-Type": "application/x-www-form-urlencoded",
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},
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body: new URLSearchParams({
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grant_type: "refresh_token",
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client_id: clientId,
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client_secret: clientSecret,
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refresh_token: token.refreshToken as string,
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}),
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}
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);
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const tokens = await response.json();
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if (!response.ok) {
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throw new Error("RefreshAccessTokenError");
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}
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return {
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...token,
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accessToken: tokens.access_token,
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refreshToken: tokens.refresh_token ?? token.refreshToken,
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accessTokenExpires: Date.now() + tokens.expires_in * 1000,
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};
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} catch (error) {
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return {
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...token,
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error: "RefreshAccessTokenError",
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};
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}
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},
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async session({ session, token }) {
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if (token.error) {
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throw new Error("RefreshAccessTokenError");
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}
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session.accessToken = token.accessToken;
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session.user = {
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...session.user,
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id: token.sub as string,
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first_name: token.first_name ?? '',
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last_name: token.last_name ?? '',
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username: token.username ?? '',
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role: token.role ?? [],
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};
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return session;
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}
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},
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pages: {
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signIn: '/signin',
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error: '/signin',
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},
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debug: process.env.NODE_ENV === 'development',
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};
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const handler = NextAuth(authOptions);
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export { handler as GET, handler as POST };
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