#559: drush, add module

puppet/environment/development/modules/drush/manifests/configure_composer.pp

@@ -0,0 +1,19 @@
+###
+### Configure required composer.
+###
+
+class drush::configure_composer {
+    exec { 'move-composer-phar':
+        command => 'mv composer.phar /usr/bin/composer/composer',
+        path    => '/usr/bin',
+        cwd     => '/root',
+        before  => File['/usr/local/bin/composer'],
+    }
+
+    ## symlink composer to path
+    file { '/usr/local/bin/composer':
+        ensure  => '/usr/bin/composer/composer',
+        require => Exec['move-composer-phar'],
+        notify  => Exec['initialize-drush'],
+    }
+}

puppet/environment/development/modules/drush/manifests/download_composer.pp

@@ -0,0 +1,27 @@
+###
+### Download required composer.
+###
+
+class drush::download_composer {
+    exec { 'download-composer':
+        command     => 'wget https://getcomposer.org/installer',
+        path        => '/usr/bin',
+        cwd         => '/root',
+        notify      => Exec['move-composer-installer'],
+        creates     => [
+             '/usr/local/bin/drush',
+             '/usr/bin/composer/vendor/drush/drush/drush',
+             '/usr/bin/composer/composer',
+             '/usr/bin/composer/composer.json',
+        ],
+        provider    => 'shell',
+    }
+
+    exec { 'move-composer-installer':
+        command     => 'mv installer composer-installer.php',
+        path        => '/usr/bin',
+        cwd         => '/root',
+        onlyif      => 'test -e /root/installer',
+        refreshonly => true,
+    }
+}

puppet/environment/development/modules/drush/manifests/init.pp

@@ -0,0 +1,18 @@
+###
+### Configures drush instance.
+###
+
+class drush {
+    include php::install_rpm
+    include php::enable_rpm
+    include php::install_php
+    include httpd::restart
+
+    ## enforce resource ordering: applies left resource first, if the left
+    ##     resource changes, the right resource will refresh.
+    ##
+    Class['php::install_rpm'] ~>
+    Class['php::enable_rpm'] ~>
+    Class['php::install_php'] ~>
+    Class['httpd::restart']
+}

puppet/environment/development/modules/drush/manifests/install_composer.pp

@@ -0,0 +1,14 @@
+###
+### Install required composer.
+###
+
+class drush::install_composer {
+    exec { 'install-composer':
+        command     => 'php composer-installer.php',
+        path        => '/usr/bin',
+        cwd         => '/root',
+        environment => [
+            'COMPOSER_HOME=/usr/bin/composer',
+        ],
+    }
+}

puppet/environment/development/modules/drush/manifests/install_drush.pp

@@ -0,0 +1,45 @@
+###
+### Install drush.
+###
+
+class drush::install_composer {
+    include httpd
+
+    exec { 'initialize-drush':
+        command     => "composer global require drush/drush:${version}",
+        path        => ['/usr/bin', '/usr/bin/composer'],
+        environment => [
+            'COMPOSER_HOME=/usr/bin/composer',
+        ],
+        provider    => 'shell',
+        require     => File['/usr/local/bin/composer'],
+        notify      => Exec['update-composer'],
+    }
+
+    exec { 'update-composer':
+        command     => 'composer global update',
+        cwd         => '/usr/bin/composer/cache/files',
+        environment => ['COMPOSER_HOME=/usr/bin/composer'],
+        provider    => 'shell',
+        refreshonly => true,
+        before      => File['/usr/local/bin/drush'],
+        notify      => Exec['restart-httpd'],
+    }
+
+    ## symlink drush to path
+    file { '/usr/local/bin/drush':
+        ensure      => '/usr/bin/composer/vendor/drush/drush/drush',
+        require     => Exec['initialize-drush'],
+        notify      => [
+            Exec['restart-httpd'],
+            Exec['drush-rc'],
+        ],
+    }
+
+    ## clear cache and registry
+    exec { 'drush-rc':
+        command     => 'drush rc',
+        path        => '/usr/local/bin',
+        refreshonly => true,
+    }
+}