Add generated Key provider to add the required algorithm for FC+

Signed-off-by: Cédric Couralet <[email protected]>

src/main/java/fr/insee/keycloak/keys/GeneratedRsaKeyFCProviderFactory.java

@@ -0,0 +1,42 @@
+package fr.insee.keycloak.keys;
+
+import java.util.List;
+
+
+import org.keycloak.crypto.Algorithm;
+import org.keycloak.keys.AbstractRsaKeyProviderFactory;
+import org.keycloak.keys.Attributes;
+import org.keycloak.keys.GeneratedRsaKeyProviderFactory;
+import org.keycloak.provider.ProviderConfigProperty;
+
+/**
+ * @author <a href="mailto:[email protected]">Stian Thorgersen</a>
+ */
+public class GeneratedRsaKeyFCProviderFactory extends GeneratedRsaKeyProviderFactory {
+
+    public static final String ID = "rsa-generated-fc+";
+
+
+
+
+    private static ProviderConfigProperty RS_ALGORITHM_PROPERTY = new ProviderConfigProperty("algorithm", "Algorithm",
+            "Intended algorithm for the key", ProviderConfigProperty.LIST_TYPE, "RSA-OAEP", "RSA-OAEP");
+
+    private static final List<ProviderConfigProperty> CONFIG_PROPERTIES = AbstractRsaKeyProviderFactory.configurationBuilder()
+            .property(Attributes.KEY_SIZE_PROPERTY)
+            .property(Attributes.KEY_USE_PROPERTY)
+            .build();
+
+    @Override
+    public String getId() {
+        return ID;
+    }
+
+    @Override
+    public List<ProviderConfigProperty> getConfigProperties() {
+        CONFIG_PROPERTIES.removeIf(p -> p.getName().equals("algorithm"));
+        CONFIG_PROPERTIES.add(RS_ALGORITHM_PROPERTY);
+        return CONFIG_PROPERTIES;
+    }
+
+}

src/main/resources/META-INF/services/org.keycloak.keys.KeyProviderFactory

@@ -0,0 +1 @@
+fr.insee.keycloak.keys.GeneratedRsaKeyFCProviderFactory