Set the correct php socket path.

templates/nginx-virthost.conf.j2

@@ -1,5 +1,9 @@
 upstream php-handler {
+{% if roundcube_phpfpm_listen_on_socket %}
+    server unix:{{ item.listen }};
+{% else %}
     server {{ item.listen }};
+{% endif %}
 }
 
 server {

vars/main.yml

@@ -53,6 +53,7 @@ roundcube_php_global_settings:
 
 php_cli_global_settings: '{{ php_global_settings }}'
 
+roundcube_phpfpm_listen_on_socket: '{{ phpfpm_listen_on_socket }}'
 roundcube_phpfpm_pools:
   - { pool_name: '{{ phpfpm_default_pool_name }}', app_context: '{{ phpfpm_default_context }}', user: '{{ phpfpm_default_user }}', group: '{{ phpfpm_default_group }}', listen: '{{ phpfpm_default_listen }}', allowed_clients: '{{ phpfpm_default_allowed_clients }}', pm: '{{ phpfpm_default_pm }}', pm_max_children: '{{ phpfpm_default_pm_max_children }}', pm_start_servers: '{{ phpfpm_default_pm_start_servers }}', pm_min_spare: '{{ phpfpm_default_pm_min_spare_servers }}', pm_max_spare: '{{ phpfpm_default_pm_max_spare_servers }}', pm_max_requests: '{{ phpfpm_default_pm_max_requests }}', pm_status_enabled: '{{ phpfpm_default_pm_status_enabled }}', pm_status_path: '{{ phpfpm_default_pm_status_path }}', ping_enabled: '{{ phpfpm_default_ping_enabled }}', ping_path: '{{ phpfpm_default_ping_path }}', ping_response: '{{ phpfpm_default_ping_response }}', display_errors: '{{ phpfpm_default_display_errors }}', log_errors: '{{ phpfpm_default_log_errors }}', memory_limit: '{{ phpfpm_default_memory_limit }}', slowlog_timeout: '{{ phpfpm_default_slowlog_timeout }}', rlimit_files: '{{ phpfpm_default_rlimit_files }}', php_extensions: '{{ phpfpm_default_extensions }}', upload_max_filesize: '{{ roundcube_max_attachments_size }}M', define_custom_variables: '{{ phpfpm_default_define_custom_variables }}', doc_root: '{{ roundcube_web_root }}/public_html', req_term_timeout: '240s', virthost: '{{ roundcube_servername }}', nginx_servername: '{{ roundcube_servername }}' }