Basic WordPress Multisite Network config for nginx with php-fpm

System Administration

A starter working config combined from nginx and WordPress sites to provide initial configuration starting point

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user  www www;
worker_processes  1;
events {
  #worker_connections  1024;
}
error_log  /var/log/nginx-error.log;
http {
  include       mime.types;
  default_type  application/octet-stream;
  server_names_hash_bucket_size  64;
  sendfile        on;
  #tcp_nopush     on;
  keepalive_timeout  65;
  gzip  on;
  gzip_types       text/plain application/xml text/css text/js text/xml application/x-javascript text/javascript application/json application/xml+rss;
  upstream php {
      server 127.0.0.1:9000;
  }
  map $http_host $blogid {
    default       -999;
    #Ref: http://wordpress.org/extend/plugins/nginx-helper/
    #include /var/www/wordpress/wp-content/plugins/nginx-helper/map.conf ;
  }
  server {
    server_name example.net *.example.net ;
    access_log  /var/log/wordpress.log;
    root /home/www/wordpress;
    index index.php;
    location = /favicon.ico {
      log_not_found off;
      access_log off;
    }
    location = /robots.txt {
      allow all;
      log_not_found off;
      access_log off;
    }
    location / {
      try_files $uri $uri/ /index.php?$args ;
    }
    location ~ \.php$ {
      try_files $uri =404;
      include fastcgi_params;
      fastcgi_pass php;
      fastcgi_param SCRIPT_FILENAME /home/www/wordpress$fastcgi_script_name;
    }
    #WPMU Files
    location ~ ^/files/(.*)$ {
      try_files /wp-content/blogs.dir/$blogid/$uri /wp-includes/ms-files.php?file=$1 ;
      access_log off; log_not_found off;      expires max;
    }
    #WPMU x-sendfile to avoid php readfile()
    location ^~ /blogs.dir {
      internal;
      alias /home/www/wordpress/wp-content/blogs.dir;
      access_log off; log_not_found off;      expires max;
    }
    #XML Sitemaps - Yoast WordPress SEO
    rewrite ^/sitemap_index\.xml$ /index.php?sitemap=1 last;
    rewrite ^/([^/]+?)-sitemap([0-9]+)?\.xml$ /index.php?sitemap=$1&sitemap_n=$2 last;
    #add some rules for static content expiry-headers here
    location ~* \.(js|css|png|jpg|jpeg|gif|ico)$ {
      expires max;
      log_not_found off;
    }
  }
}