updated healthcheck to add retries and time periods; added yum disable ubi8 to install

6.0.1/Dockerfile

@@ -40,14 +40,18 @@ RUN useradd -M -s /usr/sbin/nologin --uid ${KEYCLOAK_USER_ID} --user-group ${KEY
     chmod -R o-w /opt/jboss/keycloak
 
 # Install dependencies
-RUN yum install -y --disableplugin=subsciption-manager --nogpgcheck java-1.8.0-openjdk && \
+RUN yum install -y --disableplugin=subsciption-manager \
+                   --nogpgcheck \
+                   --disablerepo=unified_platform_ubi8_appstream \
+                   --disablerepo=unified_platform_ubi8_os \
+                   java-1.8.0-openjdk && \
     yum clean all
 
 USER ${KEYCLOAK_USER_ID}
 
 EXPOSE 8080
 
-HEALTHCHECK CMD curl http://localhost/auth || exit 1
+HEALTHCHECK --timeout=5m --start-period=2m --retries=3 CMD curl http://localhost/auth || exit 1
 
 ENTRYPOINT [ "/opt/jboss/tools/docker-entrypoint.sh" ]