cleanup: refactor into galera_mariadb_service_name

We had two variable names which were duplicated for the service
name, this converges them all to "mariadb" which uses the actual
systemd unit instead of the init.d compatiblity layer.

Change-Id: I5805fb11a5118c4011701377cd30b2511edca505

defaults/main.yml

@@ -37,6 +37,7 @@ galera_cluster_name: openstack_galera_cluster
 #  if these are used they should be set within the
 #  distro specific variable files found in vars/
 galera_debconf_items: []
+galera_mariadb_service_name: mariadb
 galera_mariadb_server_package: "{{ _galera_mariadb_server_package }}"
 
 # The major version used to select the repo URL path

handlers/main.yml

@@ -16,7 +16,7 @@
 - name: Reload the systemd daemon
   systemd:
     daemon_reload: yes
-    name: "{{ mysql_service_name }}"
+    name: "{{ galera_mariadb_service_name }}"
     enabled: "yes"
 
 - name: Check node status
@@ -70,7 +70,7 @@
 
 - name: Restart mysql (All)
   service:
-    name: "{{ mysql_service_name }}"
+    name: "{{ galera_mariadb_service_name }}"
     state: "{{ (not hostvars[item]['galera_cluster_ready'] | bool) | ternary('started', 'restarted') }}"
   environment:
     MYSQLD_STARTUP_TIMEOUT: 180

templates/galera_new_cluster.j2

@@ -47,16 +47,16 @@ EOF
 trap cleanup EXIT INT TERM
 
 EXIT_CODE=0
-if ! systemctl status {{ mysql_service_name }}> /dev/null; then
+if ! systemctl status {{ galera_mariadb_service_name }}> /dev/null; then
   systemctl set-environment _WSREP_NEW_CLUSTER='--wsrep-new-cluster'
   if grep -rniq -e suse -e opensuse /etc/os-release; then
     bootstrap_opts
   fi
-  if systemctl start {{ mysql_service_name }}; then
+  if systemctl start {{ galera_mariadb_service_name }}; then
     EXIT_CODE=3
   else
     echo "Cluster bootstrap failed."
-    systemctl status {{ mysql_service_name }}
+    systemctl status {{ galera_mariadb_service_name }}
     exit 99
   fi
 fi

templates/galera_secure_node.j2

@@ -17,12 +17,12 @@ set -ev
 
 STOP_MYSQL=false
 
-if ! systemctl status {{ mysql_service_name }}; then
+if ! systemctl status {{ galera_mariadb_service_name }}; then
   STOP_MYSQL=true
   systemctl set-environment MYSQLD_OPTS="--bind-address=127.0.0.1"
-  systemctl start {{ mysql_service_name }}
+  systemctl start {{ galera_mariadb_service_name }}
   sleep 10
-  systemctl status {{ mysql_service_name }}
+  systemctl status {{ galera_mariadb_service_name }}
 fi
 
 if mysqladmin --no-defaults --port=3306 --socket=/var/run/mysqld/mysqld.sock --host=127.0.0.1 --user=root password "{{ galera_root_password }}"; then
@@ -38,7 +38,7 @@ if mysqladmin --no-defaults --port=3306 --socket=/var/run/mysqld/mysqld.sock --h
 fi
 
 if [ "${STOP_MYSQL}" = true ]; then
-  systemctl stop {{ mysql_service_name }}
+  systemctl stop {{ galera_mariadb_service_name }}
 fi
 
 # Create a marker file to ensure this script is not run again

vars/debian.yml

@@ -64,8 +64,6 @@ galera_server_upgrade_packages_remove:
   - mariadb-server
   - mysql-common
 
-galera_mariadb_service_name: "mariadb"
-
 galera_debconf_items:
   - question: "mysql-server/root_password"
     name: "{{ galera_mariadb_server_package }}"

vars/gentoo.yml

@@ -45,8 +45,4 @@ galera_server_mariadb_distro_packages:
 # The packages to uninstall during an upgrade from a previous version
 galera_server_upgrade_packages_remove:
 
-galera_mariadb_service_name: "mariadb"
-
 galera_wsrep_provider: "/usr/lib64/galera/libgalera_smm.so"
-
-mysql_service_name: mariadb

vars/redhat.yml

@@ -60,8 +60,6 @@ galera_server_upgrade_packages_remove:
   - MariaDB-Galera-server
   - MariaDB-server
 
-galera_mariadb_service_name: "mariadb"
-
 _galera_repo_url: "http://{{ galera_repo_host }}/MariaDB/mariadb-{{ galera_client_major_version }}.{{ galera_client_minor_version }}/yum/{{ ansible_distribution | lower }}{{ ansible_distribution_major_version }}-amd64/"
 _galera_repo:
   name: MariaDB

vars/suse.yml

@@ -58,8 +58,6 @@ galera_server_upgrade_packages_remove:
   - MariaDB-Galera-server
   - MariaDB-server
 
-galera_mariadb_service_name: "mariadb"
-
 _galera_opensuse_dir: "{{ ansible_distribution_major_version }}"
 _galera_repo_url: "http://{{ galera_repo_host }}/MariaDB/mariadb-{{ galera_major_version }}.{{ galera_minor_version }}/yum/opensuse{{ _galera_opensuse_dir }}-amd64"
 _galera_repo: