Closes #9

README.md

@@ -12,6 +12,7 @@ Features:
 - Proxy + Upstream
 - Fast PHP configuration
 - Preconfigured vhost templates (should work on many app)
+- Auto-configure HTTP2 on SSL/TLS vhosts
 
 Requirements
 ------------
@@ -32,6 +33,7 @@ Role Variables
 - `nginx_log_dir`: log directory (if you change it, don't forget to change logrotate config)
 - `nginx_resolver`: list of DNS resolver (default: OpenDNS)
 - `nginx_error_log_level`: default log level
+- `nginx_auto_config_httpv2`: boolean, auto configure HTTP2 where possible
 
 ### Nginx Configuration
 

defaults/main.yml

@@ -13,6 +13,7 @@ nginx_resolver_hosts: ['8.8.8.8', '8.8.4.4']
 nginx_resolver_valid: '300s'
 nginx_resolver_timeout: '5s'
 nginx_error_log_level: 'warn' # http://nginx.org/en/docs/ngx_core_module.html#error_log
+nginx_auto_config_httpv2: true
 
 #
 # Nginx directories

tasks/prepare.yml

@@ -5,6 +5,11 @@
   register: nginx_version
   changed_when: false
 
+- name: SHELL | Get module list
+  shell: nginx -V 2>&1 | tr -- - '\n' | grep -A 1 with | grep _module | sed -r 's/_module\s*$//g' |sort
+  register: nginx_modules
+  changed_when: false
+
 - name: FILE | Create folders
   file: dest={{ item }} owner=root mode=0755 state=directory
   with_items: "{{ nginx_dirs }}"

templates/etc/nginx/sites-available/_base.j2

@@ -30,7 +30,7 @@ server {
 {% endif %}
 {% if 'https' in __proto %}
 {% for port in __listen_ssl %}
-	listen {{ port }} ssl;
+	listen {{ port }} ssl{% if nginx_auto_config_httpv2 and 'http_v2' in nginx_modules.stdout_lines %}http2{% endif %};
 {% endfor %}
 {{ ssl(item.ssl_name) }}
 	include {{ nginx_helper_dir + '/ssl-' + item.ssl_template | default('strong') }};