Update Nginx config

* Make only Let's Encrypt path available on port 80
* Protect WordPress admin URLs
* Seperate logs for hosts
* Update example PHP config
* Update README

conf/nginx/inc/server-log

@@ -0,0 +1,2 @@
+access_log /data/log/nginx/$server_name-access.log;
+error_log /data/log/nginx/$server_name-error.log;

conf/nginx/sites-available/example

@@ -6,8 +6,7 @@ server {
 	root /usr/share/nginx/html;
 	index index.php index.html index.htm;
 
-	access_log /data/log/nginx/test-access.log;
-	error_log /data/log/nginx/test-error.log;
+	include inc/server-log;
 
 	location / {
 		try_files $uri $uri/ /index.php$is_args$args;

conf/nginx/sites-available/gogs

@@ -3,8 +3,7 @@ server {
 
 	listen 443 ssl;
 
-	access_log /data/log/nginx/git-access.log;
-	error_log /data/log/nginx/git-error.log;
+	include inc/server-log;
 
 	location / {
 		proxy_pass http://localhost:3000;

conf/nginx/sites-available/gollum

@@ -1,8 +1,7 @@
 server {
 	server_name www.example.com;
 
-	access_log /data/log/nginx/www-access.log;
-	error_log /data/log/nginx/www-error.log;
+	include inc/server-log;
 
 	location / {
 		proxy_pass http://localhost:4567/;

conf/nginx/sites-available/seafile

@@ -3,8 +3,7 @@ server {
 
 	listen 443 ssl;
 
-	access_log /data/log/nginx/seafile-access.log;
-	error_log /data/log/nginx/seafile-error.log;
+	include inc/server-log;
 
 	location / {
 		proxy_pass http://localhost:8000;

conf/nginx/sites-available/trac

@@ -1,8 +1,7 @@
 server {
 	server_name          trac.example.com;
 
-	access_log /data/log/nginx/trac-access.log;
-	error_log /data/log/nginx/trac-error.log;
+	include inc/server-log;
 
 	client_max_body_size 20M;