nginx redirect a http request to a different server code example

Example 1: How to redirect a request from http to https using nginx

server {

    listen 80 default_server;


    server_name _;


    return 301 https://$host$request_uri;

}

Example 2: nginx redirect http to https

/*
* redirect port 80 HTTP to HTTPS
* 
*/

server {
 server_name <server_name>;
 ssl on;
 ssl_certificate /etc/nginx/ssl/bundle.crt;
 ssl_certificate_key /etc/nginx/ssl/www_domain_net.key;
 
listen 443 ssl;
 root /var/www/<project_name>;
 location / {
	root /var/www/<project_name>;
	try_files $uri %uri/ index /index.html;
}
}

server {
listen 80;

server_name <server_name>;

return 301 https://$server_name$request_uri;
}