Merge pull request #41 from tommycz1/added_mariadb_backend

Added mariadb backend

README.rst

 Usage
 =====
 
-Galera Cluster for MySQL is a true Multimaster Cluster based on synchronous
+Galera Cluster for MySQL or Mariadb is a true Multimaster Cluster based on synchronous
 replication. Galera Cluster is an easy-to-use, high-availability solution,
 which provides high system uptime, no data loss and scalability for future
 growth.
       version:
         mysql: 5.6
         galera: 3
+      engine: mysql or mariadb
       master:
         enabled: true
         name: openstack
 Usage
 =====
 
-MySQL Galera check sripts
+MySQL/Mariadb Galera check sripts
 
 .. code-block:: bash
 

galera/files/my.cnf

+{% set engine = pillar.galera.get('engine', 'mysql') %}
+
 # All files in this package is subject to the GPL v2 license
 # More information is in the COPYING file in the top directory of this package.
 # Copyright (C) 2011 severalnines.com
 innodb_doublewrite=0
 innodb_autoinc_lock_mode=2
 innodb_locks_unsafe_for_binlog=1
+wsrep_on=ON
 {%- if service.members|length > 1 %}
 wsrep_cluster_address="gcomm://{% for member in service.members %}{{ member.host}}:4567{% if not loop.last %},{% endif %}{% endfor %}/?pc.wait_prim=no"
 {%- else %}
 wsrep_cluster_name="openstack"
 
 wsrep_slave_threads={{ service.get('wsrep_slave_threads', 8) }}
+{%- if engine == 'mysql' %}
 wsrep_sst_method=xtrabackup-v2
 wsrep_sst_auth={{ service.admin.user }}:{{ service.admin.password }}
+{%- endif %}
 wsrep_node_address={{ service.bind.address }}
 wsrep_provider_options="gcache.size = 256M"
 wsrep_provider_options="gmcast.listen_addr = tcp://{{ service.bind.address }}:4567"

galera/init.sls

-
+{% set engine = pillar.galera.get('engine', 'mysql') %}
 {%- if pillar.galera is defined %}
 include:
 {%- if pillar.galera.master is defined %}
+  {%- if engine == 'mysql' %}
 - galera.master
+  {%- else %}
+- galera.master_mariadb
+  {%- endif %}
 {%- endif %}
 {%- if pillar.galera.slave is defined %}
+  {%- if engine == 'mysql' %}
 - galera.slave
+  {%- else %}
+- galera.slave_mariadb
+  {%- endif %}
 {%- endif %}
 {%- if pillar.galera.clustercheck is defined %}
 - galera.clustercheck

galera/map.jinja

 {% set mysql_version  = pillar.galera.get('version', {}).get('mysql', '5.6') %}
 {% set galera_version = pillar.galera.get('version', {}).get('galera', '3')  %}
+{% set engine = pillar.galera.get('engine', 'mysql') %}
 
 {%- load_yaml as master %}
   default:
     innodb_buffer_pool_size: '3138M'
   Debian:
     pkgs:
+{%- if engine == 'mysql' %}
     - mysql-wsrep-{{ mysql_version }}
+    - python-mysqldb
+    - libdbd-mysql
+    - percona-xtrabackup
+{%- else %}
+    - mariadb-server
+    - mariadb-client
+{%- endif %}
     - galera-{{ galera_version }}
     - rsync
-    - python-mysqldb
     - psmisc
     - netcat
-    - percona-xtrabackup
     - socat
-    - libdbd-mysql
     - python-pymysql
-    service: mysql
+    service: {{ engine }}
     wsrep_provider: /usr/lib/galera/libgalera_smm.so
     log_file: /var/log/mysql.log
     socket: /var/run/mysqld/mysqld.sock
     innodb_buffer_pool_size: '3138M'
   Debian:
     pkgs:
+{%- if engine == 'mysql' %}
     - mysql-wsrep-{{ mysql_version }}
-    - galera-{{ galera_version }}
-    - rsync
     - python-mysqldb
+    - libdbd-mysql
     - libmysqlclient18
+    - percona-xtrabackup
+{%- else %}
+    - mariadb-server
+    - mariadb-client
+{%- endif %}
+    - galera-{{ galera_version }}
+    - rsync
     - psmisc
     - netcat
-    - percona-xtrabackup
     - socat
-    - libdbd-mysql
     - python-pymysql
-    service: mysql
+    service: {{ engine }}
     wsrep_provider: /usr/lib/galera/libgalera_smm.so
     log_file: /var/log/mysql.log
     socket: /var/run/mysqld/mysqld.sock

galera/master_mariadb.sls

+{%- from "galera/map.jinja" import master with context %}
+{%- if master.get('enabled', False) %}
+
+{%- if master.get('ssl', {}).get('enabled', False) %}
+include:
+  - galera._ssl
+{%- endif %}
+
+galera_packages:
+  pkg.installed:
+  - names: {{ master.pkgs }}
+  - refresh: true
+  - force_yes: True
+
+galera_run_dir:
+  file.directory:
+  - name: /var/run/mysqld
+  - makedirs: true
+  - mode: 755
+  - user: mysql
+  - group: root
+  - require:
+    - galera_packages
+
+{%- if salt['cmd.shell']('test -e /etc/salt/.galera_bootstrap; echo $?') != '0'  %}
+
+galera_mariadb_stop_service:
+  service.dead:
+  - name: {{ master.service }}
+
+galera_mariadb_new_cluster:
+  cmd.run:
+  - name: /usr/bin/galera_new_cluster
+  - require:
+    - galera_packages
+    - galera_config
+
+galera_set_root_password:
+  cmd.run:
+  - name: mysqladmin password "{{ master.admin.password }}"
+  {%- if grains.get('noservices') %}
+  - onlyif: /bin/false
+  {%- endif %}
+  - require:
+    - galera_mariadb_new_cluster
+
+mariadb_update_maint_password:
+  cmd.run:
+  - name: mysql -u root -p{{ master.admin.password }} -e "GRANT ALL PRIVILEGES ON *.* TO 'debian-sys-maint'@'localhost' IDENTIFIED BY '{{ master.maintenance_password }}';"
+  {%- if grains.get('noservices') %}
+  - onlyif: /bin/false
+  {%- endif %}
+  - require:
+    - galera_mariadb_new_cluster
+
+galera_mariadb_finish_flag:
+  file.touch:
+  - name: /etc/salt/.galera_bootstrap
+  - require:
+    - galera_mariadb_new_cluster
+
+{%- endif %}
+
+galera_config:
+  file.managed:
+  - name: {{ master.config }}
+  - source: salt://galera/files/my.cnf
+  - mode: 644
+  - template: jinja
+
+mariadb_service_enable:
+  service.running:
+  - name: {{ master.service }}
+  - enable: true
+  - require:
+    - galera_packages
+    - galera_config
+
+{%- endif %}

galera/slave_mariadb.sls

+{%- from "galera/map.jinja" import slave with context %}
+{%- if slave.get('enabled', False) %}
+
+{%- if slave.get('ssl', {}).get('enabled', False) %}
+include:
+  - galera._ssl
+{%- endif %}
+
+galera_packages:
+  pkg.installed:
+  - names: {{ slave.pkgs }}
+  - refresh: true
+  - force_yes: True
+
+galera_run_dir:
+  file.directory:
+  - name: /var/run/mysqld
+  - makedirs: true
+  - mode: 755
+  - user: mysql
+  - group: root
+  - require:
+    - galera_packages
+
+{%- if salt['cmd.shell']('test -e /etc/salt/.galera_bootstrap; echo $?') != '0'  %}
+
+galera_set_root_password:
+  cmd.run:
+  - name: mysqladmin password "{{ slave.admin.password }}"
+  {%- if grains.get('noservices') %}
+  - onlyif: /bin/false
+  {%- endif %}
+
+mariadb_update_maint_password:
+  cmd.run:
+  - name: mysql -u root -p{{ slave.admin.password }} -e "GRANT ALL PRIVILEGES ON *.* TO 'debian-sys-maint'@'localhost' IDENTIFIED BY '{{ slave.maintenance_password }}';"
+  {%- if grains.get('noservices') %}
+  - onlyif: /bin/false
+  {%- endif %}
+
+mariadb_service_dead:
+  service.dead:
+  - name: {{ slave.service }}
+
+galera_mariadb_finish_flag:
+  file.touch:
+  - name: /etc/salt/.galera_bootstrap
+
+{%- endif %}
+
+galera_config:
+  file.managed:
+  - name: {{ slave.config }}
+  - source: salt://galera/files/my.cnf
+  - mode: 644
+  - template: jinja
+
+mariadb_service_enable:
+  service.running:
+  - name: {{ slave.service }}
+  - enable: true
+  - require:
+    - galera_packages
+    - galera_config
+
+{%- endif %}

tests/pillar/master_cluster.sls

           6xiZViPc4VayFnhDIC1w1oBqlhyIZ0AG/D7gqvfYiG6mHO32kPtHEN6Qzny8
           -----END RSA PRIVATE KEY-----
 galera:
+  engine: mariadb
   master:
     enabled: true
     name: galeracluster

tests/pillar/single.sls

 galera:
+  engine: mariadb
   master:
     enabled: true
     name: galeracluster