feat: install database if datadir doesn't exist

CHANGELOG.md

@@ -4,6 +4,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 Which is based on [Keep A Changelog](http://keepachangelog.com/)
 
 ## [Unreleased]
+- feat: install database if datadir doesn't exist
 
 ## [v1.0.1] - 2019-03-16
 - fix: add client-server option in default configuration

tasks/initdb.yml

@@ -0,0 +1,37 @@
+---
+- name: create the data directory
+  file:
+    path: '{{ mariadb_full_config.mysqld.datadir }}'
+    owner: '{{ mariadb_full_config.mysqld.user }}'
+    group: root
+    mode: 0750
+    state: directory
+  tags: mariadb
+
+- name: initialize database
+  command:
+  args:
+    argv:
+      - mysql_install_db
+      - '--datadir={{ mariadb_full_config.mysqld.datadir }}'
+      - '--user={{ mariadb_full_config.mysqld.user }}'
+      - '--skip-name-resolve'
+      - '--no-defaults'
+  when: True
+  tags: mariadb
+
+- name: start mariadb
+  systemd:
+    name: mysql
+    state: started
+  tags: mariadb
+
+- name: wait mysql start
+  pause:
+    seconds: 5
+  tags: mariadb
+
+- name: set root password
+  command: 'mysqladmin -u root password {{ mariadb_password }}'
+  when: True
+  tags: mariadb

tasks/main.yml

@@ -21,6 +21,15 @@
   notify: restart mariadb
   tags: mariadb
 
+- name: check if datadir exist
+  stat:
+    path: '{{ mariadb_full_config.mysqld.datadir }}'
+  register: st
+  tags: mariadb
+
+- import_tasks: initdb.yml
+  when: not st.stat.exists
+
 - name: enable and start the service
   service:
     name: mysql

test/integration/default/default.yml

@@ -7,6 +7,7 @@
     mariadb_config:
       client-server: {}
       mysqld:
+        datadir: /opt/mariadb
         server-id: 5
         log-bin: mysql-bin
     mariadb_databases:

test/integration/default/serverspec/default_spec.rb

@@ -16,6 +16,13 @@ puts '================================'
   end
 end
 
+describe file('/opt/mariadb') do
+  it { should be_directory }
+  it { should be_mode 750 }
+  it { should be_owned_by 'mysql' }
+  it { should be_grouped_into 'root' }
+end
+
 describe file('/etc/mysql/mariadb.cnf') do
   it { should be_file }
   it { should be_mode 644 }
@@ -33,24 +40,24 @@ describe port(3306) do
   it { should be_listening }
 end
 
-describe command('mysql -u root -e "show databases"') do
+describe command('mysql -uroot -psecret -e "show databases"') do
   its(:exit_status) { should eq 0 }
   its(:stdout) { should contain 'test' }
 end
 
-describe command('mysql -u root -e "select user, host from mysql.user"') do
+describe command('mysql -uroot -psecret -e "select user, host from mysql.user"') do
   its(:exit_status) { should eq 0 }
   its(:stdout) { should contain(/toto.*%/) }
 end
 
-describe command('mysql -u root -e "show grants for toto@\'%\'"') do
+describe command('mysql -uroot -psecret -e "show grants for toto@\'%\'"') do
   its(:exit_status) { should eq 0 }
   its(:stdout) do
     should contain "GRANT ALL PRIVILEGES ON `test`.* TO 'toto'@'%'"
   end
 end
 
-describe command('mysql -u root -e "show variables where variable_name = \'log_bin\'"') do
+describe command('mysql -uroot -psecret -e "show variables where variable_name = \'log_bin\'"') do
   its(:exit_status) { should eq 0 }
   its(:stdout) { should contain 'ON' }
 end