KEYCLOAK-3424 Support for save JWKS in OIDC ClientRegistration endpoint

core/src/main/java/org/keycloak/jose/jwk/JSONWebKeySet.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2016 Red Hat, Inc. and/or its affiliates
+ * and other contributors as indicated by the @author tags.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.keycloak.jose.jwk;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import org.keycloak.jose.jwk.JWK;
+
+/**
+ * @author <a href="mailto:sthorger@redhat.com">Stian Thorgersen</a>
+ */
+public class JSONWebKeySet {
+
+    @JsonProperty("keys")
+    private JWK[] keys;
+
+    public JWK[] getKeys() {
+        return keys;
+    }
+
+    public void setKeys(JWK[] keys) {
+        this.keys = keys;
+    }
+
+}

core/src/main/java/org/keycloak/jose/jwk/JWK.java

@@ -37,8 +37,20 @@ public class JWK {
 
     public static final String PUBLIC_KEY_USE = "use";
 
-    public static final String SIG_USE = "sig";
-    public static final String ENCRYPTION_USE = "enc";
+    public enum Use {
+        SIG("sig"),
+        ENCRYPTION("enc");
+
+        private String str;
+
+        Use(String str) {
+            this.str = str;
+        }
+
+        public String asString() {
+            return str;
+        }
+    }
 
     @JsonProperty(KEY_ID)
     private String keyId;

core/src/main/java/org/keycloak/jose/jwk/JWKParser.java

@@ -67,7 +67,7 @@ public class JWKParser {
 
     public PublicKey toPublicKey() {
         String algorithm = jwk.getKeyType();
-        if (RSAPublicJWK.RSA.equals(algorithm)) {
+        if (isAlgorithmSupported(algorithm)) {
             BigInteger modulus = new BigInteger(1, Base64Url.decode(jwk.getOtherClaims().get(RSAPublicJWK.MODULUS).toString()));
             BigInteger publicExponent = new BigInteger(1, Base64Url.decode(jwk.getOtherClaims().get(RSAPublicJWK.PUBLIC_EXPONENT).toString()));
 
@@ -81,4 +81,8 @@ public class JWKParser {
         }
     }
 
+    public boolean isAlgorithmSupported(String algorithm) {
+        return RSAPublicJWK.RSA.equals(algorithm);
+    }
+
 }

core/src/main/java/org/keycloak/representations/oidc/OIDCClientRepresentation.java

@@ -18,6 +18,7 @@
 package org.keycloak.representations.oidc;
 
 import com.fasterxml.jackson.annotation.JsonAutoDetect;
+import org.keycloak.jose.jwk.JSONWebKeySet;
 
 import java.util.List;
 
@@ -61,7 +62,7 @@ public class OIDCClientRepresentation {
 
     private String jwks_uri;
 
-    private String jwks;
+    private JSONWebKeySet jwks;
 
     private String sector_identifier_uri;
 
@@ -240,11 +241,11 @@ public class OIDCClientRepresentation {
         this.jwks_uri = jwks_uri;
     }
 
-    public String getJwks() {
+    public JSONWebKeySet getJwks() {
         return jwks;
     }
 
-    public void setJwks(String jwks) {
+    public void setJwks(JSONWebKeySet jwks) {
         this.jwks = jwks;
     }
 

core/src/test/java/org/keycloak/JsonParserTest.java

@@ -135,6 +135,14 @@ public class JsonParserTest {
         Assert.assertEquals(3600, clientRep.getDefaultMaxAge().intValue());
         Assert.assertEquals(1, clientRep.getRedirectUris().size());
         Assert.assertEquals("https://op.certification.openid.net:60720/authz_cb", clientRep.getRedirectUris().get(0));
+        Assert.assertNull(clientRep.getJwks());
+    }
+
+    @Test
+    public void testReadOIDCClientRepWithJWKS() throws IOException {
+        String stringRep = "{\"token_endpoint_auth_method\": \"private_key_jwt\", \"subject_type\": \"public\", \"jwks_uri\": null, \"jwks\": {\"keys\": [{\"use\": \"enc\", \"e\": \"AQAB\", \"d\": \"lZQv0_81euRLeUYU84Aodh0ar7ymDlzWP5NMra4Jklkb-lTBWkI-u4RMsPqGYyW3KHRoL_pgzZXSzQx8RLQfER6timRWb--NxMMKllZubByU3RqH2ooNuocJurspYiXkznPW1Mg9DaNXL0C2hwWPQHTeUVISpjgi5TCOV1ccWVyksFruya_VNL1CIByB-L0GL1rqbKv32cDwi2A3_jJa61cpzfLSIBe-lvCO6tuiDsR4qgJnUwnndQFwEI_4mLmD3iNWXrc8N-poleV8mBfMqBB5fWwy_ZTFCpmQ5AywGmctaik_wNhMoWuA4tUfY6_1LdKld-5Cjq55eLtuJjtvuQ\", \"n\": \"tx3Hjdbc19lkTiohbJrNj4jf2_90MEE122CRrwtFu6saDywKcG7Bi7w2FMAK2oTkuWfqhWRb5BEGmnSXdiCEPO5d-ytqP3nwlZXHaCDYscpP8bB4YLhvCn7R8Efw6gwQle24QPRP3lYoFeuUbDUq7GKA5SfaZUvWoeWjqyLIaBspKQsC26_Umx1E4IXLrMSL6nkRnrYcVZBAXrYCeTP1XtsV38_lZVJfHSaJaUy4PKaj3yvgm93EV2CXybPti7CCMXZ34VqqWiF64pQjZsPu3ZTr7ha_TTQq499-zYRQNDvIVsBDLQQIgrbctuGqj6lrXb31Jj3JIEYqH_4h5X9d0Q\", \"q\": \"1q-r-bmMFbIzrLK2U3elksZq8CqUqZxlSfkGMZuVkxgYMS-e4FPzEp2iirG-eO11aa0cpMMoBdTnVdGJ_ZUR93w0lGf9XnQAJqxP7eOsrUoiW4VWlWH4WfOiLgpO-pFtyTz_JksYYaotc_Z3Zy-Szw6a39IDbuYGy1qL-15oQuc\", \"p\": \"2lrYPppRbcQWu4LtWN6tOVUrtCOPv1eLTKTc7q8vCMcem1Ox5QFB7KnUtNZ5Ni7wnZUeVDfimNebtjNsGvDSrpgIlo9dEnFBQsQIkzZ2SkoYfgmF8hNdi6P-BfRjdgYouy4c6xAnGDgSMTip1YnPRyvbMaoYT9E_tEcBW5wOeoc\", \"kid\": \"a0\", \"kty\": \"RSA\"}, {\"use\": \"sig\", \"e\": \"AQAB\", \"d\": \"DodXDEtkovWWGsMEXYy_nEEMCWyROMOebCnCv0ey3i4M4bh2dmwqgz0e-IKQAFlGiMkidGL1lNbq0uFS04FbuRAR06dYw1cbrNbDdhrWFxKTd1L5D9p-x-gW-YDWhpI8rUGRa76JXkOSxZUbg09_QyUd99CXAHh-FXi_ZkIKD8hK6FrAs68qhLf8MNkUv63DTduw7QgeFfQivdopePxyGuMk5n8veqwsUZsklQkhNlTYQqeM1xb2698ZQcNYkl0OssEsSJKRjXt-LRPowKrdvTuTo2p--HMI0pIEeFs7H_u5OW3jihjvoFClGPynHQhgWmQzlQRvWRXh6FhDVqFeGQ\", \"n\": \"zfZzttF7HmnTYwSMPdxKs5AoczbNS2mOPz-tN1g4ljqI_F1DG8cgQDcN_VDufxoFGRERo2FK6WEN41LhbGEyP6uL6wW6Cy29qE9QZcvY5mXrncndRSOkNcMizvuEJes_fMYrmP_lPiC6kWiqItTk9QBWqJfiYKhCx9cSDXsBmJXn3KWQCVHvj1ANFWW0CWLMKlWN-_NMNLIWJN_pEAocTZMzxSFBK1b5_5J8ZS7hfWRF6MQmjsJcz2jzA21SQZNpre3kwnTGRSwo05sAS-TyeadDqQPWgbqX69UzcGq5irhzN8cpZ_JaTk3Y_uV6owanTZLVvCgdjaAnMYeZhb0KFw\", \"q\": \"5E5XKK5njT-zzRqqTeY2tgP9PJBACeaH_xQRHZ_1ydE7tVd7HdgdaEHfQ1jvKIHFkknWWOBAY1mlBc4YDirLShB_voShD8C-Hx3nF5sne5fleVfU-sZy6Za4B2U75PcE62oZgCPauOTAEm9Xuvrt5aMMovyzR8ecJZhm9bw7naU\", \"p\": \"5vJHCSM3H3q4RltYzENC9RyZZV8EUmpkv9moyguT5t-BUGA-T4W_FGIxzOPXRWOckIplKkoDKhavUeNmTZMCUcue0nkICSJpvNE4Nb2p5PZk_QqSdQNvCasQtdojEG0AmfVD85SU551CYxJdLdDFOqyK2entpMr8lhokem189As\", \"kid\": \"a1\", \"kty\": \"RSA\"}, {\"d\": \"S4_OufhLBgXFMgIDMI1zlVe2uCExpcEAQ80J_lXfS8I\", \"use\": \"sig\", \"crv\": \"P-256\", \"kty\": \"EC\", \"y\": \"DBdNyq30mXmUs_BIvKMqaTTNO7HDhCi0YiC8GciwNYk\", \"x\": \"cYwzBoyjRjxj334bRTqanONf7DUYK-6TgiuN0DixJAk\", \"kid\": \"a2\"}, {\"d\": \"33TnYgdJtWAiVosKqUnz0zSmvWTbsx5-6pceynW6Xck\", \"use\": \"enc\", \"crv\": \"P-256\", \"kty\": \"EC\", \"y\": \"Cula95Eix1Ia77St3OULe6-UKWs5I06nmdfUzhXUQTs\", \"x\": \"wk8HBVxNNzj1gJBxPmmx9XYW1L61ObBGzxpRa6_OqWU\", \"kid\": \"a3\"}]}, \"application_type\": \"web\", \"contacts\": [\"roland.hedberg@umu.se\"], \"post_logout_redirect_uris\": [\"https://op.certification.openid.net:60784/logout\"], \"redirect_uris\": [\"https://op.certification.openid.net:60784/authz_cb\"], \"response_types\": [\"code\"], \"require_auth_time\": true, \"grant_types\": [\"authorization_code\"], \"default_max_age\": 3600}";
+        OIDCClientRepresentation clientRep = JsonSerialization.readValue(stringRep, OIDCClientRepresentation.class);
+        Assert.assertNotNull(clientRep.getJwks());
     }
 
 }