id_token

pom.xml

@@ -50,6 +50,10 @@
     </dependency>
     <dependency>
       <groupId>io.quarkus</groupId>
+        <artifactId>quarkus-smallrye-jwt-build</artifactId>
+    </dependency>
+      <dependency>
+          <groupId>io.quarkus</groupId>
       <artifactId>quarkus-junit5</artifactId>
       <scope>test</scope>
     </dependency>
@@ -72,6 +76,7 @@
       <groupId>org.jsoup</groupId>
       <artifactId>jsoup</artifactId>
       <version>1.15.4</version>
+        <scope>test</scope>
     </dependency>
   </dependencies>
   <build>

src/main/java/com/ysoft/geecon/dto/AuthParams.java

@@ -14,7 +14,14 @@ public class AuthParams {
 
     public boolean validateResponseType() {
         try {
-            return !getResponseTypes().isEmpty();
+            List<ResponseType> responseTypes = getResponseTypes();
+            if (responseTypes.isEmpty()) {
+                return false;
+            }
+            if (responseTypes.contains(ResponseType.id_token)) {
+                return getScopes().contains("openid");
+            }
+            return true;
         } catch (IllegalArgumentException exception) {
             return false;
         }

src/main/java/com/ysoft/geecon/dto/AuthorizationSession.java

@@ -1,6 +1,9 @@
 package com.ysoft.geecon.dto;
 
 import com.ysoft.geecon.repo.SecureRandomStrings;
+import io.smallrye.jwt.build.Jwt;
+import io.smallrye.jwt.build.JwtClaimsBuilder;
+import org.eclipse.microprofile.jwt.Claims;
 
 import java.util.List;
 import java.util.Objects;
@@ -24,21 +27,38 @@ public record AuthorizationSession(String sessionId,
     }
 
     public AuthorizationSession withGeneratedTokens() {
-        String idToken = null;
         var tokens = new AccessTokenResponse("Bearer",
-                8400,
+                expiresIn(),
                 SecureRandomStrings.alphanumeric(50),
                 scope(),
                 SecureRandomStrings.alphanumeric(50),
-                idToken
+                acceptedScopes.contains("openid") ? idToken() : null
         );
         return new AuthorizationSession(sessionId, params, client, user, acceptedScopes, tokens);
     }
 
+    private int expiresIn() {
+        return 8400;
+    }
+
     public String scope() {
         return acceptedScopes == null ? null : String.join(" ", acceptedScopes);
     }
 
+    private String idToken() {
+        JwtClaimsBuilder jwt = Jwt.claims()
+                .issuedAt(System.currentTimeMillis() / 1000)
+                .expiresAt(System.currentTimeMillis() / 1000 + expiresIn())
+                .subject(user().id())
+                .audience(client().clientId())
+                .preferredUserName(user().login());
+
+        if (params().nonce != null)
+            jwt.claim(Claims.nonce, params().nonce);
+
+        return jwt.sign();
+    }
+
     public boolean validateCodeChallenge(String codeVerifier) {
         if (params.codeChallengeMethod == null) {
             return true;

src/main/java/com/ysoft/geecon/dto/User.java

@@ -1,12 +1,21 @@
 package com.ysoft.geecon.dto;
 
+import com.ysoft.geecon.repo.SecureRandomStrings;
 import com.ysoft.geecon.webauthn.WebAuthnCredential;
 
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Optional;
 
-public record User(String login, String password, List<WebAuthnCredential> credentials) {
+public record User(String id, String login, String password, List<WebAuthnCredential> credentials) {
+    public User(String login, String password) {
+        this(SecureRandomStrings.alphanumeric(5), login, password, List.of());
+    }
+
+    public User(String login, WebAuthnCredential credential) {
+        this(SecureRandomStrings.alphanumeric(5), login, null, List.of(credential));
+    }
+
     public boolean validatePassword(String password) {
         return this.password != null && this.password.equals(password);
     }
@@ -26,6 +35,6 @@ public record User(String login, String password, List<WebAuthnCredential> crede
             newCredentials.add(webAuthnCredential);
         }
 
-        return new User(login, password, newCredentials);
+        return new User(id, login, password, newCredentials);
     }
 }

src/main/java/com/ysoft/geecon/repo/UsersRepo.java

@@ -4,7 +4,6 @@ import com.ysoft.geecon.dto.User;
 import jakarta.enterprise.context.ApplicationScoped;
 
 import java.util.HashMap;
-import java.util.List;
 import java.util.Map;
 import java.util.Optional;
 
@@ -33,7 +32,7 @@ public class UsersRepo {
 
     public final void reset() {
         users.clear();
-        register(new User("bob", "Password1", List.of()));
+        register(new User("bob", "Password1"));
-        register(new User("user", "user", List.of()));
+        register(new User("user", "user"));
     }
 }

src/main/java/com/ysoft/geecon/webauthn/WebAuthnSetup.java

@@ -88,7 +88,7 @@ public class WebAuthnSetup implements WebAuthnUserProvider {
             return Uni.createFrom().nullItem();
         } else if (existingUser.isEmpty()) {
             // new user -> register
-            usersRepo.register(new User(authenticator.getUserName(), null, List.of(credential)));
+            usersRepo.register(new User(authenticator.getUserName(), credential));
             return Uni.createFrom().nullItem();
         } else {
             // in production, we should not add a new credentials to an existing user

src/main/resources/application.properties

@@ -1,3 +1,4 @@
 quarkus.http.cors=true
 quarkus.http.cors.origins=/.*/
-quarkus.package.type=uber-jar
+quarkus.package.type=uber-jar
+smallrye.jwt.sign.key.location=key.jwk

src/main/resources/key.jwk

@@ -0,0 +1,14 @@
+{
+    "p": "8302271HF9MFMVcnFNey7n35KIkxwMpzvimZixHfRTOJCH-YT67FkTIDd1Vle6LI0gfgbKgqrxTRofnyryuVO_3ChIrBQdYHGTrPPHubcgpuFpyMN9ganq7C-aewDIjprygNZTjsjAwKJWvZwMJpOvTVn0biVZ4Iz080iOb4L78",
+    "kty": "RSA",
+    "q": "152Rb5VPGYsoORFMbbjb17cr8cUgipVqooLWHTpzo2wGXampptOqdusm_fnHxw42CxyMvCpD7IcDzumg1dCb5VRZjfwRooLI-pqXNyAnuzpr78ApKCiT8-lkFhNn-NHE-1ctY8Js5HKOUUxP_em8CCCkw33wkRur0HLRvjX7bec",
+    "d": "OgGFO0dui_gXklyLYQ_l9JfQdbwrUuBxYTzv1AZPZ6pY8hs7SrxGr4IrE67zbJEDZgT4ohP2ZTsVABMIfs4J5Gcg213RdQepa05IEXj2rbAUL1LbDAcu6gb-mNDvnBOk0ZQ2l3shY7Q__UWMfUUlZaWEGgO6tQah4K6f6F51cVsggxx9IPsGxOKuocM6UyXW4_DDPnXRc2hFe6mGmnj7TCJ1LL9O59V4G74VVdTO9m2B_BxhsIE-xUqBzP_SfTZ9fQUil_zBtT3Y3UkjeEN70FFaASyKewWRZcEpj6tjZEQ1V0Tq9Yt1CFTww4pb5ctTRBZ5VULynQNBwVXI59jD1Q",
+    "e": "AQAB",
+    "use": "sig",
+    "kid": "MPeUPQwWfMbkj6zB46bbwqd2pdyUtlFHJLFBvyctgTU",
+    "qi": "JNJgYJYEBjWzYb47wU_1Ms4o1TAM5FIseS_dR9Q2sCz7SjjPr3q2p7-v3DoMnc12pXc4tMUWiz8Yn7EtDrvu_3wXmSP4lRM3fD0iaUnjpyyjocMyhFYnwISR81zWEbRgOByVGzeEWqUb3FwDydD9hotPLBOWrM3sqiLT3ETGeRg",
+    "dp": "kOhVLKNR2xjn_zxJ8vqH762jCf_UT1NtXJ_vVDe3s7x-8kLVh56Qz99-9pcpBVKUx4KOirvuYzI1rHtPdfavIvvbtvvJFgBlSxuX1_wMP-t7JxPV0ypWdVe2i9PDT0JwKKDij_o3tQU5SJoOBszsyXyKYfdSnfemcJJHxq4GyIs",
+    "alg": "RS256",
+    "dq": "qtGxlBZVOWZu8m9K_q5ytT7v-LX05vYjKia_nR5e2PzPOksdFgchSN9Z3-KQrJoMpNb0hGpzr6LzmGytOFfx-kjOPleSXQ6CTVBGNq0p7QIG20WBFci4Fogz--1Z9N2z0nApjJxPCtna-Hud8ArKJiI-hoZzHXMvtpAQrUI1NMc",
+    "n": "zRQHMT4aJfWUrFpl6fn-J_2_6hP79Ekkd-eZJ5-YyDeUrFqdRTJw05WWKAzNtdhdO7Tot3aRN5QzXMOBW6pxB2cOMJ8Mwi_maMKa3UgT3jsM_La23AcOZKXJVifOksrUR6lieffPCl3Sh7huoZMS__-xVJzk35QLUJ3_PYeSgpOgoK-wD5Fen2xQhR6Jdg7kZMkPaaqjHSlWhavG5syZ5JEBXPvNXu_Nk0mLzhEq7WFdL3O3cESkdGVGkVFAQI1dTjlKGcT0CQnxmZMKmeIyFgJ6u_qZ0evTpRm5orfVZn-RV2QGilURzwoqInK85J5dW0yHJCxnT9IiHufbcYxoWQ"
+}

src/test/java/com/ysoft/geecon/AuthCodeGrantTest.java

@@ -37,7 +37,7 @@ public class AuthCodeGrantTest {
     @BeforeEach
     void beforeAll() {
         clientsRepo.register(CLIENT);
-        usersRepo.register(new User("bob", "password", List.of()));
+        usersRepo.register(new User("bob", "password"));
     }
 
     @Test

src/test/java/com/ysoft/geecon/DeviceAuthGrantTest.java

@@ -20,7 +20,6 @@ import org.junit.jupiter.api.Test;
 
 import java.io.IOException;
 import java.net.URI;
-import java.util.List;
 
 import static org.hamcrest.CoreMatchers.is;
 import static org.hamcrest.CoreMatchers.notNullValue;
@@ -45,7 +44,7 @@ public class DeviceAuthGrantTest {
     @BeforeEach
     void beforeAll() {
         clientsRepo.register(CLIENT);
-        usersRepo.register(new User("bob", "password", List.of()));
+        usersRepo.register(new User("bob", "password"));
     }