fix(service): set mnesia_base not mnesia_dir (derived)

pillar.example

@@ -209,9 +209,8 @@ rabbitmq:
   environ:
     locale_all: en_US.UTF-8
     values: {}
-    # https://www.rabbitmq.com/configure.html#supported-environment-variables
-    # rabbitmq_mnesia_base: /var/lib/rabbitmq
-    # RABBITMQ_BASE: /var/lib/rabbitmq
+    # https://www.rabbitmq.com/relocate.html
+    # rabbitmq_mnesia_base: /var/lib/rabbitmq/mnesia
     # RABBITMQ_USE_LONGNAME: true  # not working in ci
     # https://www.rabbitmq.com/configure.html#supported-environment-variables
     # RABBITMQ_LOG_BASE: /var/log/rabbitmq

rabbitmq/files/default/systemd.ini.jinja

@@ -17,7 +17,7 @@ Environment="RABBITMQ_NODENAME={{ 'rabbit' if nodename is not defined else noden
 Environment="RABBITMQ_NODE_PORT={{ '5672' if nodeport is not defined else nodeport }}"
 Environment="RABBITMQ_SERVER_START_ARGS=-rabbitmq_management listener [{port,{{ nodeport + 10000 }}}]"
 Environment="RABBITMQ_DIST_PORT={{ '25672' if distport is not defined else distport }}"
-Environment="RABBITMQ_MNESIA_DIR={{ '/var/lib/rabbitmq' if mnesia_dir is not defined else mnesia_dir }}"
+Environment="RABBITMQ_MNESIA_DIR={{ '/var/lib/rabbitmq/mnesia' if mnesia_dir is not defined else mnesia_dir }}"
 Environment="RABBITMQ_CONFIG_FILE={{ '/etc/rabbitmq/rabbitmq.conf' if cfgfile is not defined else cfgfile }}"
 
 # To override LimitNOFILE, create the following file:

rabbitmq/service/running.sls

@@ -44,7 +44,7 @@ rabbitmq-service-running-managed-{{ name }}:
         nodeport: {{ '' if 'nodeport' not in node else node.nodeport }}
         distport: {{ '' if 'distport' not in node else node.distport }}
         nodename: {{ name }}
-        mnesia_dir: {{ rabbitmq.dir.data }}/{{ name }}
+        mnesia_dir: {{ rabbitmq.dir.data }}/{{ name }}/mnesia
         cfgfile: {{ rabbitmq.dir.config }}/{{ name }}/rabbitmq-server.conf
     - watch_in:
       - cmd: rabbitmq-service-running-daemon-reload