Fix unable to connect to epmd when deploy rabbitmq by train with ipv6

deploy rabbitmq cluster by train with ipv6 report:
unable to connect to epmd (port 4369) on control-1: address (cannot connect to host/port)

Closes-Bug: #1856725
Change-Id: I36ebb4e196ece8a304269e8c85e39dda72faae50
Signed-off-by: yj.bai <bai.yongjun@99cloud.net>

ansible/roles/common/tasks/config.yml

@@ -363,5 +363,26 @@
     - item.key != "kolla-toolbox"
   with_dict: "{{ common_services }}"
 
+- name: Copy rabbitmq-env.conf to kolla toolbox
+  copy:
+    content: |
+      RABBITMQ_CTL_ERL_ARGS="-proto_dist inet6_tcp"
+      export ERL_INETRC=/etc/rabbitmq/erl_inetrc
+    dest: /etc/kolla/kolla-toolbox/rabbitmq-env.conf
+    mode: "0600"
+  become: true
+  when:
+    api_address_family == "ipv6"
+
+- name: Copy rabbitmq erl_intr to kolla toolbox
+  copy:
+    content: |
+      {inet6,true}.
+    dest: /etc/kolla/kolla-toolbox/erl_inetrc
+    mode: "0600"
+  become: true
+  when:
+    api_address_family == "ipv6"
+
 - include_tasks: check-containers.yml
   when: kolla_action != "config"

ansible/roles/common/templates/kolla-toolbox.json.j2

@@ -6,6 +6,18 @@
             "dest": "/var/lib/rabbitmq/.erlang.cookie",
             "owner": "rabbitmq",
             "perm": "0600"
+        }{% endif %}{% if api_address_family == 'ipv6' %},
+        {
+            "source": "{{ container_config_directory }}/rabbitmq-env.conf",
+            "dest": "/etc/rabbitmq/rabbitmq-env.conf",
+            "owner": "rabbitmq",
+            "perm": "0600"
+        },
+        {
+            "source": "{{ container_config_directory }}/erl_inetrc",
+            "dest": "/etc/rabbitmq/erl_inetrc",
+            "owner": "rabbitmq",
+            "perm": "0600"
         }{% endif %}
     ],
     "permissions": [

ansible/roles/rabbitmq/templates/rabbitmq-env.conf.j2

@@ -7,3 +7,4 @@ RABBITMQ_CTL_ERL_ARGS="{% if api_address_family == 'ipv6' %}-proto_dist inet6_tc
 
 export ERL_EPMD_ADDRESS={{ api_interface_address }}
 export ERL_EPMD_PORT={{ role_rabbitmq_epmd_port }}
+export ERL_INETRC=/etc/rabbitmq/erl_inetrc