RH-SSO cluster in dual-stack IPv4/IPv6 OCP cluster

Issue

• RH-SSO pod fails to start in dual-stack enabled OpenShift cluster

MSC000001: Failed to start service org.wildfly.network.interface.public: org.jboss.msc.service.StartException in service org.wildfly.network.interface.public: WFLYSRV0082: failed to resolve interface public

• RH-SSO cluster formation fails while setting IPv6 as preferred network stack (-Djava.net.preferIPv4Stack=false -Djava.net.preferIPv6Addresses=true )

INFO JGroups keystore successfully created at: /opt/eap/keystores/jgroups-keystore.jks
17:13:05,865 INFO  [org.jboss.as.clustering.jgroups] (ServerService Thread Pool -- 56) WFLYCLJG0001: Activating JGroups subsystem. JGroups version 4.2.11
17:13:09,816 INFO  [org.jgroups.protocols.pbcast.GMS] (ServerService Thread Pool -- 76) sso-3-7fnl9: no members discovered after 3007 ms: creating cluster as coordinator