/etc/nginx/cond.d/myappname.conf

myappname.conf

upstream myappname {
  server unix:/var/run/myappname/web.sock fail_timeout=0;
}

server {
  server_name .oldappname.com;
  rewrite ^ http://myappname.com$request_uri? permanent;
}

server {
  listen 80;
  server_name www.appname.com;
  rewrite ^ http://appname.com$request_uri permanent;
}

server {
  listen 443 ssl;
  server_name appname.com www.appname.com;

  ssl on;
  ssl_certificate /etc/nginx/ssl/myappname.com/server.crt;
  ssl_certificate_key /etc/nginx/ssl/myappname.com/server.key;
  ssl_session_cache shared:SSL:50m;
  ssl_session_timeout 10m;
  ssl_prefer_server_ciphers on;
  ssl_protocols SSLv3 TLSv1 TLSv1.1 TLSv1.2;
  ssl_ciphers 'ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:kEDH+AESGCM:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:ECDHE-RSA-RC4-SHA:ECDHE-ECDSA-RC4-SHA:RC4-SHA:HIGH:!aNULL:!eNULL:!EXPORT:!DES:!3DES:!MD5:!PSK';

  return 301 http://myappname.com$request_uri;
}

server {
  listen 80;
  client_max_body_size 2M;

  server_name myappname.com assets0.myappname.com assets1.myappname.com assets2.myappname.com assets3.myappname.com;
  keepalive_timeout 5;
  root /var/www/myappname/current/public;
  access_log off;
  error_log off;

  location ~ \.php$ {
    deny all;
  }

  location ~ ^/(assets)/ {
    gzip_static on;
    expires max;
    add_header Cache-Control public;
  }

  location / {
    try_files $uri/index.html $uri.html $uri @app;
    error_page 404 /404.html;
    error_page 422 /422.html;
    error_page 500 502 503 504 /500.html;
    error_page 403 /403.html;
  }

  location @app {
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Host $http_host;
    proxy_set_header X-FORWARDED_PROTO $scheme;
    proxy_redirect off;
    proxy_pass http://myappname;
  }

  location = /favicon.ico {
    expires max;
    add_header Cache-Control public;
  }
}