Fix mysql service on Ubuntu.

On Ubuntu, mysql should use upstart provider instead of init.d. This
change overrides the init provider until the issue with init provider
can be addressed.

Author: nanliu

manifests/config.pp

@@ -80,7 +80,6 @@
     }
   }
 
-
   file { '/etc/mysql':
     ensure => directory,
     mode   => '0755',

manifests/params.pp

@@ -17,6 +17,15 @@
   $server_package_name = 'mysql-server'
   $etc_root_password   = false
 
+  case $::operatingsystem {
+    "Ubuntu": {
+      $service_provider = upstart
+    }
+    default: {
+      $service_provider = undef
+    }
+  }
+
   case $::osfamily {
     'RedHat': {
       $service_name          = 'mysqld'

manifests/server.pp

@@ -15,10 +15,11 @@
 # Sample Usage:
 #
 class mysql::server (
-  $package_name   = $mysql::params::server_package_name,
-  $package_ensure = 'present',
-  $service_name   = $mysql::params::service_name,
-  $config_hash    = {}
+  $package_name     = $mysql::params::server_package_name,
+  $package_ensure   = 'present',
+  $service_name     = $mysql::params::service_name,
+  $service_provider = $mysql::params::service_provider,
+  $config_hash      = {}
 ) inherits mysql::params {
 
   Class['mysql::server'] -> Class['mysql::config']
@@ -31,10 +32,11 @@
   }
 
   service { 'mysqld':
-    name    => $service_name,
-    ensure  => running,
-    enable  => true,
-    require => Package['mysql-server'],
+    name     => $service_name,
+    ensure   => running,
+    enable   => true,
+    require  => Package['mysql-server'],
+    provider => $service_provider,
   }
 
 }

spec/classes/mysql_server_spec.rb

@@ -8,20 +8,36 @@
     }
   end
 
+  describe 'when ubuntu use upstart' do
+    let :facts do
+      { :osfamily => 'Debian',
+        :operatingsystem => 'Ubuntu',
+      }
+    end
+
+    it { should contain_service('mysqld').with(
+      :name     => 'mysql',
+      :ensure   => 'running',
+      :enable   => 'true',
+      :provider => 'upstart',
+      :require  => 'Package[mysql-server]'
+    )}
+  end
+
   describe 'with osfamily specific defaults' do
     {
       'Debian' => {
-         :service_name => 'mysql'
+        :service_name => 'mysql'
       },
       'Redhat' => {
-         :service_name => 'mysqld'
+        :service_name => 'mysqld'
       }
     }.each do |osfamily, osparams|
 
       describe "when osfamily is #{osfamily}" do
 
         let :facts do
-          {:osfamily => osfamily}
+          { :osfamily => osfamily }
         end
 
         [
@@ -40,7 +56,6 @@
               constant_parameter_defaults.merge(osparams)
             end
 
-
             let :params do
               passed_params
             end
@@ -60,6 +75,8 @@
               :enable  => 'true',
               :require => 'Package[mysql-server]'
             )}
+
+            it { should contain_service('mysqld').without_provider }
           end
         end
       end