Use official nginx apt repo of stable releases for debian/ubuntu

manifests/package/debian.pp

@@ -14,7 +14,37 @@
 #
 # This class file is not called directly
 class nginx::package::debian {
+  $operatingsystem_lowercase = inline_template('<%= operatingsystem.downcase %>')
+
   package { 'nginx':
     ensure => present,
+    require => Anchor['nginx::apt_repo'],
+  }
+
+  anchor { 'nginx::apt_repo' : }
+
+  file { '/etc/apt/sources.list.d/nginx.list':
+    ensure  => present,
+    content => "deb http://nginx.org/packages/${operatingsystem_lowercase}/ ${::lsbdistcodename} nginx
+                deb-src http://nginx.org/packages/${operatingsystem_lowercase}/ ${::lsbdistcodename} nginx
+               ",
+    mode    => '0444',
+    require => Exec['add_nginx_apt_key'],
+    before  => Anchor['nginx::apt_repo'],
+  }
+
+  exec { 'add_nginx_apt_key':
+    command   => "/usr/bin/wget http://nginx.org/keys/nginx_signing.key -O - | /usr/bin/apt-key add -",
+    unless    => '/usr/bin/apt-key list | /bin/grep -q nginx',
+    before    => Anchor['nginx::apt_repo'],
+  }
+
+  exec { 'apt_get_update_for_nginx':
+    command     => '/usr/bin/apt-get update',
+    timeout     => 240,
+    returns     => [ 0, 100 ],
+    refreshonly => true,
+    subscribe   => File['/etc/apt/sources.list.d/nginx.list'],
+    before      => Anchor['nginx::apt_repo'],
   }
 }