lilik_playbook/roles/roundcube/templates/my-roundcube.php.j2

<?php
$config['default_host'] = 'ssl://mail.lilik.it';
$config['default_port'] = 993;
$config['imap_auth_type'] = 'login';
$config['smtp_server'] = 'mail.lilik.it';
$config['smtp_helo_host'] = 'webmail.lilik.it';
$config['skin_logo'] = '/images/lilik-150x54.png';
$config['username_domain'] = 'lilik.it';
$config['product_name'] = 'LiLIK Webmail';
$config['plugins'] = array('password','carddav');
$config['language'] = 'it_IT';
$config['skin'] = 'classic';
$config['default_imap_folders'] = array('INBOX', 'Drafts', 'Sent', 'Junk', 'Trash', 'Archive');
$config['create_default_folders'] = true;

# TODO remove when dovecot will use a valid ssl certificate
$config['imap_conn_options'] = array(
  'ssl'         => array(
	 'verify_peer'  => false,
	 'verfify_peer_name' => false,
   ),
);