haproxy: correctly identify http traffic

docker-compose.tmpl.yml

@@ -446,6 +446,7 @@ services:
     volumes:
       - ./data/haproxy/letsencrypt:/etc/letsencrypt
       - ./mod/haproxy/haproxy.cfg:/etc/haproxy/haproxy.cfg
+      - ./mod/haproxy/protocolmap:/etc/haproxy/protocolmap
     environment:
       - IGNORE_TLS_CERT_ERRORS={{$ignore_tls_cert_errors}}
       - CERT1=${DOMAIN}

mod/haproxy/haproxy.cfg

@@ -64,7 +64,7 @@ frontend nginx_or_turn
   use_backend nginx-http2 if { ssl_fc_alpn h2 }
   use_backend nginx if { ssl_fc_alpn http/1.1 }
   use_backend turn if { ssl_fc_alpn stun.turn }
-  # use_backend %[capture.req.hdr(0),map_str(/etc/haproxy/protocolmap,turn)]
+  use_backend %[capture.req.hdr(0),map_str(/etc/haproxy/protocolmap,turn)]
   default_backend turn
 
 backend turn

mod/haproxy/protocolmap

@@ -0,0 +1,52 @@
+a nginx
+b nginx
+c nginx
+d nginx
+e nginx
+f nginx
+g nginx
+h nginx
+i nginx
+j nginx
+k nginx
+l nginx
+m nginx
+n nginx
+o nginx
+p nginx
+q nginx
+r nginx
+s nginx
+t nginx
+u nginx
+v nginx
+w nginx
+x nginx
+y nginx
+z nginx
+A nginx
+B nginx
+C nginx
+D nginx
+E nginx
+F nginx
+G nginx
+H nginx
+I nginx
+J nginx
+K nginx
+L nginx
+M nginx
+N nginx
+O nginx
+P nginx
+Q nginx
+R nginx
+S nginx
+T nginx
+U nginx
+V nginx
+W nginx
+X nginx
+Y nginx
+Z nginx