Add support for the openSUSE Leap distributions

Add support for the openSUSE Leap distributions. On openSUSE we also
need to provide our own rabbitmq-server.service systemd file which
doesn't depend on epmd.socket and epmd.service unit files.

Change-Id: I7907da612654d6593cfa40470eaec0be633ba4e9

meta/main.yml

@@ -26,6 +26,11 @@ galaxy_info:
     - name: EL
       versions:
         - 7
+    - name: opensuse
+      versions:
+        - 42.1
+        - 42.2
+        - 42.3
   categories:
     - cloud
     - rabbitmq

tasks/install_zypper.yml

@@ -0,0 +1,41 @@
+---
+# Copyright 2017, SUSE LINUX GmbH.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+- name: Install the RabbitMQ package
+  zypper:
+    name: "{{ rabbitmq_distro_packages }}"
+  register: install_rabbitmq
+  tags:
+    - rabbitmq-package-rpm
+    - rabbitmq-zypper-packages
+
+# NOTE(hwoarang) on openSUSE, rabbitmq-server depends on epmd.service which
+# depends on epmd.socket which runs on localhost. It is just easier to let
+# the rabbitmq-server launch epmd directly since we are inside a container.
+- name: Add rabbitmq-server systemd service(SUSE)
+  template:
+    src: "rabbitmq-server.service.j2"
+    dest: "/etc/systemd/system/rabbitmq-server.service"
+  register: rabbitmq_server_service_added
+  when: rabbitmq_install_method == 'distro'
+  tags:
+    - rabbitmq-config
+
+- name: Reload the systemd daemon
+  command: "systemctl daemon-reload"
+  when:
+    - rabbitmq_server_service_added | changed
+  tags:
+    - rabbitmq-config

tasks/rabbitmq_install.yml

@@ -29,6 +29,7 @@
   tags:
     - rabbitmq-apt-packages
     - rabbitmq-yum-packages
+    - rabbimtq-zypper-packages
     - rabbitmq_server-install
 
 - name: Ensure there are no policy-rc files

tasks/rabbitmq_upgrade_check.yml

@@ -39,10 +39,11 @@
   register: installed_rabbitmq_rpm
   when:
     - not rabbitmq_upgrade | bool
-    - ansible_pkg_mgr == 'yum'
+    - ansible_pkg_mgr in [ 'yum', 'zypper']
   tags:
     - rabbitmq-package-rpm
     - rabbitmq-yum-packages
+    - rabbitmq-zypper-packages
     - skip_ansible_lint
 
 - name: Register a fact for the installed RabbitMQ version

templates/rabbitmq-server.service.j2

@@ -0,0 +1,18 @@
+[Unit]
+Description=RabbitMQ broker
+After=syslog.target network.target
+Conflicts=epmd.socket
+Conflicts=epmd.service
+
+[Service]
+Type=notify
+User=rabbitmq
+Group=rabbitmq
+LimitNOFILE=65535
+NotifyAccess=all
+WorkingDirectory=/var/lib/rabbitmq
+ExecStart=/usr/sbin/rabbitmq-server
+ExecStop=/usr/sbin/rabbitmqctl stop
+
+[Install]
+WantedBy=multi-user.target

tests/test-vars.yml

@@ -14,6 +14,14 @@ rabbitmq_old_package:
     rabbitmq_package_url: "http://www.rabbitmq.com/releases/rabbitmq-server/v3.6.6/rabbitmq-server-3.6.6-1.el7.noarch.rpm"
     rabbitmq_package_sha256: "978ad1cec04c423027f1e42a083a4b437e57f48f3135622b7626118afc0b1fe5"
     rabbitmq_release_version: "3.6.6"
+  # NOTE(hwoarang): On SUSE, we use 'rabbitmq_install_method = distro' since we
+  # always grab the package from the openSUSE repositories. As such, the
+  # following variables are never used but we keep them here just in case we
+  # change the installation method in the future.
+  suse:
+    rabbitmq_package_url: "http://www.rabbitmq.com/releases/rabbitmq-server/v3.6.6/rabbitmq-server-3.6.6-1.suse.noarch.rpm"
+    rabbitmq_package_sha256: "f971f4731e31587351856c6baead3c38dd645df0f944f99e4c3518b9e7586348"
+    rabbitmq_release_version: "3.6.6"
 
 # NOTE(hwoarang): This normally matches the _rabbitmq_release_version variable
 # in the vars/* distro files.
@@ -22,3 +30,6 @@ rabbitmq_new_package:
     rabbitmq_release_version: "3.6.9"
   redhat:
     rabbitmq_release_version: "3.6.9"
+  # NOTE(hwoarang): 3.6.6 is shipped in the Ocata OBS repository
+  suse:
+    rabbitmq_release_version: "3.6.6"

vars/suse.yml

@@ -0,0 +1,31 @@
+---
+# Copyright 2017, SUSE LINUX GmbH.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Even though we install the rabbitmq-server from the openSUSE repositories
+# (the Ocata OBS project) we still add these here in case we use them in the
+# future.
+_rabbitmq_package_url: "http://www.rabbitmq.com/releases/rabbitmq-server/v3.6.9/rabbitmq-server-3.6.9-1.suse.noarch.rpm"
+_rabbitmq_package_version: "{{ rabbitmq_package_url.split('/')[-1].rsplit('.', 1)[0] }}"
+_rabbitmq_release_version: "{{ rabbitmq_package_version.split('-')[2] }}"
+_rabbitmq_package_sha256: "c44813ab94463f83e3e74be04db7304120697a27df12ca057e3dbb32717af32f"
+_rabbitmq_package_path: "/opt/rabbitmq-server.rpm"
+
+rabbitmq_distro_packages:
+  - rabbitmq-server
+  - rabbitmq-server-plugins
+
+# NOTE(hwoarang) we always grab the package from the distribution repository
+# which has been configured in the openstack-ansible-pip_install role
+rabbitmq_install_method: distro