Fix Apache Proxy Websockets (#1967)

* fix: websockets for apache proxy

* fix: web socket protocol

Author: ALameLlama

scripts/site-types/apache-proxy.sh

@@ -23,16 +23,35 @@ if [ -n "$2" ]
 then
     if ! [[ "$2" =~ ^[0-9]+$ ]]
     then
+        if ! [[ "$2" =~ ^https: ]]
+        then
+            socket=$(echo "$2" | sed -E "s/^http(s?):\/\//ws:\/\//g")
+        else
+            socket=$(echo "$2" | sed -E "s/^http(s?):\/\//wss:\/\//g")
+        fi
+
         proxyPass="
+        RewriteEngine On
+        RewriteCond %{HTTP:Upgrade} =websocket [NC]
+        RewriteRule /(.*) $socket/ [P,L]
+
         ProxyPass / ${2}/
         ProxyPassReverse / ${2}/
         "
     else proxyPass="
+        RewriteEngine On
+        RewriteCond %{HTTP:Upgrade} =websocket [NC]
+        RewriteRule /(.*) ws://127.0.0.1:$2/ [P,L]
+
         ProxyPass / http://127.0.0.1:$2/
         ProxyPassReverse / http://127.0.0.1:$2/
         "
     fi
 else proxyPass="
+RewriteEngine On
+RewriteCond %{HTTP:Upgrade} =websocket [NC]
+RewriteRule /(.*) ws://127.0.0.1/ [P,L]
+
 ProxyPass / http://127.0.0.1/
 ProxyPassReverse / http://127.0.0.1/
 "