init role for rabbitmq

rabbitmq/README.md

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+# RabbitMQ
+
+Install RabbitMQ
+
+## Tasks
+
+Everything is in the `tasks/main.yml` file for now.
+

rabbitmq/files/evolinux-rabbitmq.config

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+[
+  {rabbit, [
+    {tcp_listeners, [{"127.0.0.1", 5672},
+                     {"::1",       5672}]}
+  ]}
+].

rabbitmq/handlers/main.yml

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+---
+- name: restart rabbitmq
+  service:
+    name: rabbitmq-server
+    state: restarted
+

rabbitmq/tasks/main.yml

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+- name: ensure packages are installed
+  apt:
+    name: '{{ item }}'
+    state: present
+  with_items:
+    - rabbitmq-server
+
+- name: test if rabbitmq-env.conf exists
+  stat:
+    path: /etc/rabbitmq/rabbitmq-env.conf
+  register: rabbitmq_env_file
+
+- name: touch rabbitmq-env.conf
+  file:
+    path: /etc/rabbitmq/rabbitmq-env.conf
+    owner: rabbitmq
+    group: rabbitmq
+    mode: 600
+    state: touch
+  when: not rabbitmq_env_file.stat.exists
+
+- name: test if rabbitmq.config exists
+  stat:
+    path: /etc/rabbitmq/rabbitmq.config
+  register: rabbitmq_config_file
+
+- name: create rabbitmq.config
+  copy:
+    src: evolinux-rabbitmq.config
+    dest: /etc/rabbitmq/rabbitmq.config
+    owner: rabbitmq
+    group: rabbitmq
+    mode: 600
+  when: not rabbitmq_config_file.stat.exists
+
+- name: set ulimit -n to 2048
+  lineinfile:
+     dest: /etc/default/rabbitmq-server
+     line: ulimit -n 2048
+