Allow definition of repo filename

If a deployer wants to co-locate his rabbitmq mirror with another
content in the same repo, (s)he probably also wants to define the same
repo filename, to avoid clashes.

This commit brings this feature optionally, and follows the same
pattern as other roles.

Change-Id: Id4d2198eebf05a8dc48949e4a129491c75037c79

tasks/install_apt.yml

@@ -66,7 +66,7 @@
   apt_repository:
     repo: "{{ rabbitmq_repo.repo }}"
     state: "{{ rabbitmq_repo.state }}"
-    filename: "RabbitMQ"
+    filename: "{{ rabbitmq_repo.filename | default(omit) }}"
   register: add_repos
   until: add_repos|success
   retries: 5

tasks/install_yum.yml

@@ -54,7 +54,7 @@
 - name: Install RabbitMQ yum mirror
   yum_repository:
     name: "{{ rabbitmq_repo.name }}"
-    file:  "RabbitMQ"
+    file:  "{{ rabbitmq_repo.filename | default(omit) }}"
     description: "{{ rabbitmq_repo.description | default(omit) }}"
     baseurl: "{{ rabbitmq_repo.baseurl }}"
     repo_gpgcheck: "{{ rabbitmq_repo.repo_gpgcheck | default(omit) }}"

vars/debian.yml

@@ -36,4 +36,5 @@ rabbitmq_gpg_keys:
 rabbitmq_apt_repo_url: "http://www.rabbitmq.com/debian"
 rabbitmq_repo:
   repo: "deb {{ rabbitmq_apt_repo_url }} testing main"
-  state: "present"
+  state: "present"
+  filename: "RabbitMQ"

vars/redhat.yml

@@ -42,6 +42,7 @@ rabbitmq_repo:
   repo_gpgcheck: yes
   state: "present"
   gpgkey: "https://packagecloud.io/rabbitmq/rabbitmq-server/gpgkey"
+  filename: RabbitMQ
   # TODO(evrardjp) Move to ssl verify yes
   #sslverify: no
   #sslcacert: /etc/pki/tls/certs/ca-bundle.crt