From d927c57101114298cd8838f80999fedede56c676 Mon Sep 17 00:00:00 2001
From: Andrea Dell'Amico <andrea.dellamico@isti.cnr.it>
Date: Mon, 19 Oct 2020 16:01:19 +0200
Subject: [PATCH] Some more options for the standalone clusered mode

---
 defaults/main.yml              |  5 +++++
 templates/keycloak.service.j2  |  2 +-
 templates/standalone-ha.xml.j2 | 10 +++++++---
 3 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/defaults/main.yml b/defaults/main.yml
index 6b92d2d..9f7ed58 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -7,6 +7,11 @@ keycloak_log_directory: '/var/log/keycloak'
 # domain clustered mode is not supported at this time
 keycloak_wildfly_mode: 'standalone'
 keycloak_wildfly_clustered: False
+keycloak_wildfly_cluster_node_name: '{{ ansible_hostname }}'
+keycloak_wildfly_cluster_private_bind_address: '{{ ansible_default_ipv4.interface }}'
+keycloak_wildfly_mping_multicast_address: '230.0.0.4'
+keycloak_wildfly_jgroups_udp_multicast_address: '230.0.0.4'
+keycloak_wildfly_modcluster_multicast_address: '224.0.1.105'
 keycloak_listen: '127.0.0.1'
 keycloak_java_min_heap: '2048m'
 keycloak_java_max_heap: '{{ keycloak_java_min_heap }}'
diff --git a/templates/keycloak.service.j2 b/templates/keycloak.service.j2
index 437c52c..2099300 100644
--- a/templates/keycloak.service.j2
+++ b/templates/keycloak.service.j2
@@ -9,7 +9,7 @@ Environment=JBOSS_LOG_DIR={{ keycloak_log_directory }}
 Environment="JAVA_OPTS=-Xms{{ keycloak_java_min_heap }} -Xmx{{ keycloak_java_max_heap }}"
 User={{ keycloak_user }}
 Group={{ keycloak_user }}
-ExecStart={{ keycloak_runtime_home }}/bin/standalone.sh -b {{ keycloak_listen }} {% if keycloak_wildfly_clustered %} --server-config=standalone-ha.xml{% endif %}
+ExecStart={{ keycloak_runtime_home }}/bin/standalone.sh -b {{ keycloak_listen }} {% if keycloak_wildfly_clustered %} --server-config=standalone-ha.xml -Djboss.node.name={{ keycloak_wildfly_cluster_node_name }}{% endif %}
 
 TimeoutStartSec=600
 TimeoutStopSec=600
diff --git a/templates/standalone-ha.xml.j2 b/templates/standalone-ha.xml.j2
index 17279a6..a5a86ac 100644
--- a/templates/standalone-ha.xml.j2
+++ b/templates/standalone-ha.xml.j2
@@ -666,7 +666,11 @@
             <inet-address value="${jboss.bind.address.management:127.0.0.1}"/>
         </interface>
         <interface name="private">
+        {% if keycloak_wildfly_clustered %}
+            <inet-address value="{{ keycloak_wildfly_cluster_private_bind_address }}"/>
+        {% else %}
             <inet-address value="${jboss.bind.address.private:127.0.0.1}"/>
+        {% endif %}
         </interface>
         <interface name="public">
             <inet-address value="${jboss.bind.address:127.0.0.1}"/>
@@ -679,14 +683,14 @@
         {% if keycloak_behind_reverse_proxy %}
         <socket-binding name="proxy-https" port="443"/>
         {% endif %}
-        <socket-binding name="jgroups-mping" interface="private" multicast-address="${jboss.default.multicast.address:230.0.0.4}" multicast-port="45700"/>
+        <socket-binding name="jgroups-mping" interface="private" multicast-address="{{ keycloak_wildfly_mping_multicast_address }}" multicast-port="45700"/>
         <socket-binding name="jgroups-tcp" interface="private" port="7600"/>
         <socket-binding name="jgroups-tcp-fd" interface="private" port="57600"/>
-        <socket-binding name="jgroups-udp" interface="private" port="55200" multicast-address="${jboss.default.multicast.address:230.0.0.4}" multicast-port="45688"/>
+        <socket-binding name="jgroups-udp" interface="private" port="55200" multicast-address="{{ keycloak_wildfly_jgroups_udp_multicast_address }}" multicast-port="45688"/>
         <socket-binding name="jgroups-udp-fd" interface="private" port="54200"/>
         <socket-binding name="management-http" interface="management" port="${jboss.management.http.port:9990}"/>
         <socket-binding name="management-https" interface="management" port="${jboss.management.https.port:9993}"/>
-        <socket-binding name="modcluster" multicast-address="${jboss.modcluster.multicast.address:224.0.1.105}" multicast-port="23364"/>
+        <socket-binding name="modcluster" multicast-address="{{ keycloak_wildfly_modcluster_multicast_address }}" multicast-port="23364"/>
         <socket-binding name="txn-recovery-environment" port="4712"/>
         <socket-binding name="txn-status-manager" port="4713"/>
         <outbound-socket-binding name="mail-smtp">