Provide MariaDB access over IPv6.

stack/erp5/buildout.cfg

@@ -187,7 +187,7 @@ context =
 [template-mariadb]
 < = template-jinja2-base
 filename = instance-mariadb.cfg
-md5sum = 0e8e9bfc8c8a5f1bd71f5c4f346ef68b
+md5sum = ff64d128a076f9a55faa660b2e86e3b4
 extra-context =
     key coreutils_location coreutils:location
     key dcron_location dcron:location

stack/erp5/instance-mariadb.cfg.in

@@ -16,7 +16,7 @@ offline = true
 
 [publish-mariadb-url]
 recipe = slapos.cookbook:publishurl
-url = mysql://${mariadb-instance:user}:${mariadb-instance:password}@${mariadb-instance:ip}:${mariadb-instance:port}/${mariadb-instance:database}
+url = mysql://${mariadb-instance:user}:${mariadb-instance:password}@[${mariadb-instance:ip}]:${mariadb-instance:port}/${mariadb-instance:database}
 
 [cron-entry-mariadb-backup]
 <= cron
@@ -32,7 +32,7 @@ recipe = slapos.cookbook:generic.mysql
 user = user
 parallel-test-database-amount = 100
 port = 45678
-ip = ${slap-network-information:local-ipv4}
+ip = ${slap-network-information:global-ipv6}
 database = erp5
 test-user = erp5_test
 test-database = erp5_test