deleted php specific files, replaced with options for script insertion

etc/nginx/conf.d/buffers_conf_php.option

@@ -0,0 +1,7 @@
+### appended by script if PHP option chosen
+
+fastcgi_buffers 64 64k;
+fastcgi_buffer_size 256k;
+fastcgi_busy_buffers_size 3840k;
+
+# for sed -- just append to end of file

etc/nginx/conf.d/buffers_withPHP.conf

@@ -1,11 +0,0 @@
-#######
-### NGINX configuration - buffers
-#######
-
-client_body_buffer_size 10k;
-client_header_buffer_size 1k;
-client_max_body_size 10M;
-large_client_header_buffers 2 1k;
-fastcgi_buffers 64 64k;
-fastcgi_buffer_size 256k;
-fastcgi_busy_buffers_size 3840k;

etc/nginx/nginx.php.conf

@@ -1,61 +0,0 @@
-#######
-### NGINX basic configuration
-### includes PHP upstream processor
-#######
-
-user www-data;
-worker_processes auto;
-pid /var/run/nginx.pid;
-
-error_log /var/log/nginx/error.log warn;
-
-# include any dynamically linked modules
-include /etc/nginx/modules/*.conf;
-
-events {
-    worker_connections 1024;
-    multi_accept off;
-    use epoll;
-}
-
-http {
-    server_names_hash_bucket_size 64;
-    default_type text/plain;
-    charset utf-8;
-
-    include /etc/nginx/mime.types;
-
-    # include enabled configuration options from cond.d/enabled/*.conf
-    include /etc/nginx/conf.d/enabled/*.conf;
-
-    # set default index options for all sites
-    index index.php index.html index.htm;
-
-    # set default document root for all sites
-    root /usr/share/nginx/html;
-
-    # PHP handler
-    upstream php-handler {
-        server 127.0.0.1:9000;
-    }
-
-    # logging options
-    log_format main '$remote_addr - $remote_user [$time_local] $request '
-        '$status $body_bytes_sent "$http_referer" '
-        '"$http_user_agent" "$http_x_forwarded_for" '
-        '"$host" server="$server_name" '
-        'reqtime="$request_time" '
-        'uaddr="$upstream_addr" ustat="$upstream_status" '
-        'utime="$upstream_response_time" ulen="$upstream_response_length" '
-        'cache="$upstream_cache_status"';
-
-    # turn logging off by default (performance reasons, uncomment for
-    # troubleshooting)
-    #access_log /var/log/nginx/access.log main;
-    access_log off;
-
-    server_tokens off;
-
-    # include enabled server blocks from /etc/nginx/enabledSites/*.conf
-    include /etc/nginx/enabledSites/*.conf;
-}

etc/nginx/nginx_conf_phphandler.option

@@ -0,0 +1,21 @@
+### This is what the script should insert if PHP is selected
+
+## TCP option -- address and port should be variables, default here
+## blank line after closing brace is intentional
+# PHP handler (tcp)
+upstream php-handler {
+    server 127.0.0.1:9000;
+}
+
+
+## Socket option -- php version should be variable, default here
+## blank line after closing brace is intentional
+
+# PHP handler (socket)
+upstream php-handler {
+    server unix:/run/php/php7.2-fpm.sock;
+}
+
+
+for sed:
+    append after root.*;$