feat: add support alpn in bind option

CHANGELOG.md

@@ -7,6 +7,7 @@ Which is based on [Keep A Changelog](http://keepachangelog.com/)
 
 ### Added
 
+- add support alpn in bind option
 - add error files
 - use multiple ssl certificates on one frontend
 

molecule/default/converge.yml

@@ -44,6 +44,7 @@
         bind:
           ip: '*'
           port: 5000
+          alpn: h2,http/1.1
         acl:
           - url_static path_beg -i /static /images /javascript /stylesheets
           - url_static path_end -i .jpg .gif .png .css .js

molecule/default/tests/test_default.py

@@ -11,6 +11,7 @@ def test_config_file(host):
   assert path.user == 'root'
   assert path.group == 'root'
   assert path.mode == 0o640
+  assert path.contains('bind \\*:5000 alpn h2,http/1.1')
   assert path.contains('server host1 127.0.0.1:443 ssl verify none check maxconn 1000 inter 15s')
   assert path.contains('resolvers dns')
 

templates/haproxy.cfg.j2

@@ -78,7 +78,7 @@ userlist {{ userlist }}
 frontend {{ frontend }}
 {% for key, value in config.items() %}
 {% if key == "bind" %}
-  bind {{ value["ip"] }}:{{ value["port"] }}{% if value["ssl"] is defined %} ssl{% if value["ssl"]["ciphers"] is defined %} ciphers {{ value["ssl"]["ciphers"]|join(':') }}{% endif %}{% if value["ssl"]["crt"]%} crt {% if value["ssl"]["crt"] is string %}{{ value["ssl"]["crt"] }}{% else %}{{ value["ssl"]["crt"]|join(' crt ') }}{% endif %}{% endif %}
+  bind {{ value["ip"] }}:{{ value["port"] }}{% if value["alpn"] is defined %} alpn {{ value["alpn"] }}{% endif %}{% if value["ssl"] is defined %} ssl{% if value["ssl"]["ciphers"] is defined %} ciphers {{ value["ssl"]["ciphers"]|join(':') }}{% endif %}{% if value["ssl"]["crt"]%} crt {% if value["ssl"]["crt"] is string %}{{ value["ssl"]["crt"] }}{% else %}{{ value["ssl"]["crt"]|join(' crt ') }}{% endif %}{% endif %}
 {% endif %}
 
 {% elif value is iterable and value is not string %}