nginx

nginx-rails

# assumming path to nginx is /etc/nginx/
sudo su
cd /etx/nginx
mkdir certs_localhost
cd certs_localhost

# generate self signed certificate, the identifier for it should be localhost
openssl req -x509 -newkey rsa:2048 -keyout development.key -out development.crt -days 5000 -nodes
cd ..

# ensure that your /etc/nginx/nginx.conf has the following line in http section 
include /etc/nginx/sites-enabled/*;

vim sites-enabled/rails_dev

server {
  listen 127.0.0.1:80 default;

  location / {
    proxy_pass http://localhost:3000;
    proxy_set_header Host      $host;
    proxy_set_header X-Real-IP $remote_addr;
  }
}

server {
  listen 443;
  ssl on;
  ssl_certificate /etc/nginx/certs_localhost/development.crt;
  ssl_certificate_key /etc/nginx/certs_localhost/development.key;

  location / {
    proxy_pass http://localhost:3000;
    proxy_set_header Host      $host;
    proxy_set_header X-Real-IP $remote_addr;
  }
}

# test nginx configuration
nginx -t

# restart nginx
service nginx restart