From 5308f4a99911076df403bf8c81c85f3e66c6b32d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Couralet?= <cedric.couralet@gmail.com>
Date: Sat, 6 Nov 2021 06:28:35 +0100
Subject: [PATCH] Add generated Key provider to add the required algorithm for
 FC+
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Signed-off-by: Cédric Couralet <cedric.couralet@gmail.com>
---
 .../GeneratedRsaKeyFCProviderFactory.java     | 42 +++++++++++++++++++
 .../org.keycloak.keys.KeyProviderFactory      |  1 +
 2 files changed, 43 insertions(+)
 create mode 100644 src/main/java/fr/insee/keycloak/keys/GeneratedRsaKeyFCProviderFactory.java
 create mode 100644 src/main/resources/META-INF/services/org.keycloak.keys.KeyProviderFactory

diff --git a/src/main/java/fr/insee/keycloak/keys/GeneratedRsaKeyFCProviderFactory.java b/src/main/java/fr/insee/keycloak/keys/GeneratedRsaKeyFCProviderFactory.java
new file mode 100644
index 0000000..5e8a1be
--- /dev/null
+++ b/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:sthorger@redhat.com">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;
+    }
+
+}
diff --git a/src/main/resources/META-INF/services/org.keycloak.keys.KeyProviderFactory b/src/main/resources/META-INF/services/org.keycloak.keys.KeyProviderFactory
new file mode 100644
index 0000000..273026f
--- /dev/null
+++ b/src/main/resources/META-INF/services/org.keycloak.keys.KeyProviderFactory
@@ -0,0 +1 @@
+fr.insee.keycloak.keys.GeneratedRsaKeyFCProviderFactory
\ No newline at end of file