chore: update wordpress for GAE flex (GoogleCloudPlatform#2022)

Author: kennethye1

appengine/flexible/wordpress/files/app.yaml

@@ -6,6 +6,8 @@ beta_settings:
 
 runtime_config:
   document_root: wordpress
+  operating_system: ubuntu22
+  runtime_version: 8.3
 
-env_variables:
-  WHITELIST_FUNCTIONS: escapeshellarg,escapeshellcmd,exec,pclose,popen,shell_exec,phpversion,php_uname
+build_env_variables:
+  NGINX_SERVES_STATIC_FILES: true

appengine/flexible/wordpress/files/nginx-app.conf

@@ -1,7 +1,47 @@
-location / {
-    try_files $uri /index.php?q=$uri&$args;
-}
+location ~ \.php$ {
+          try_files $uri =404;
+          fastcgi_split_path_info ^(.+?\.php)(/.*)$;
+          fastcgi_pass 127.0.0.1:9000;
+          fastcgi_buffer_size 16k;
+          fastcgi_buffers 256 16k;
+          fastcgi_busy_buffers_size 4064k;
+          fastcgi_max_temp_file_size 0;
+          fastcgi_index index.php;
+          fastcgi_read_timeout 600s;
+          fastcgi_param QUERY_STRING    $query_string;
+                fastcgi_param   REQUEST_METHOD  $request_method;
+                fastcgi_param   CONTENT_TYPE    $content_type;
+                fastcgi_param   CONTENT_LENGTH  $content_length;
+
+                fastcgi_param   SCRIPT_NAME     $fastcgi_script_name;
+                fastcgi_param   SCRIPT_FILENAME $document_root$fastcgi_script_name;
+                fastcgi_param   PATH_INFO       $fastcgi_path_info;
+                fastcgi_param   REQUEST_URI     $request_uri;
+                fastcgi_param   DOCUMENT_URI    $fastcgi_script_name;
+                fastcgi_param   DOCUMENT_ROOT   $document_root;
+                fastcgi_param   SERVER_PROTOCOL $server_protocol;
+                fastcgi_param   REQUEST_SCHEME  $scheme;
+                if ($http_x_forwarded_proto = 'https') {
+                        set $https_setting 'on';
+                }
+                fastcgi_param   HTTPS   $https_setting if_not_empty;
+
+                fastcgi_param   GATEWAY_INTERFACE       CGI/1.1;
+                fastcgi_param   REMOTE_ADDR     $remote_addr;
+                fastcgi_param   REMOTE_PORT     $remote_port;
+                fastcgi_param   REMOTE_HOST     $remote_addr;
+                fastcgi_param   REMOTE_USER     $remote_user;
+                fastcgi_param   SERVER_ADDR     $server_addr;
+                fastcgi_param   SERVER_PORT     $server_port;
+                fastcgi_param   SERVER_NAME     $server_name;
+                fastcgi_param X_FORWARDED_FOR $proxy_add_x_forwarded_for;
+                fastcgi_param X_FORWARDED_HOST $http_x_forwarded_host;
+                fastcgi_param X_FORWARDED_PROTO $http_x_forwarded_proto;
+                fastcgi_param FORWARDED $http_forwarded;
+
+
+        }
 
 location ~ ^/wp-admin {
     try_files $uri $uri/index.php?$args;
-}
+}

appengine/flexible/wordpress/files/php.ini

@@ -1,3 +1 @@
-extension=bcmath.so
-extension=gd.so
 zend_extension=opcache.so