nginx.conf to proxy pass google storage engine bucket with https support

nginx.conf.j2

events {
   
}

http {

    # Proxy Cache
    # Cache 10GB for 1 Month
    #proxy_cache_path           /var/cache/nginx keys_zone=GS:10m inactive=720h max_size=10240m;

    log_format upstreamlog '[$time_local] $remote_addr - $remote_user - $server_name to: $upstream_addr: $request upstream_response_time $upstream_response_time msec $msec request_time $request_time';

    access_log  /var/log/nginx/access.log upstreamlog;

    upstream gs {
        server                   'storage.googleapis.com:80';
        keepalive                100;
    }

    server {
        server_name {{ domain }};
        listen 80;
        listen [::]:80;
        return 301 https://{{ domain }}$request_uri;
    }


    server {


        listen              443 ssl;
        listen              [::]:443 ssl;
        server_name         {{ domain }};


        ssl_certificate /etc/letsencrypt/live/{{ domain }}/fullchain.pem;
        ssl_certificate_key /etc/letsencrypt/live/{{ domain }}/privkey.pem;
        ssl_trusted_certificate /etc/letsencrypt/live/{{ domain }}/fullchain.pem;
        ssl_session_timeout 1d;
        ssl_session_cache shared:SSL:50m;
        
        ssl_dhparam /etc/nginx/certs/dhparam.pem;
        
        ssl_protocols 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:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256: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-DSS-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA:DHE-RSA-AES256-SHA:ECDHE-RSA-DES-CBC3-SHA:ECDHE-ECDSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:AES:CAMELLIA:DES-CBC3-SHA:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!PSK:!aECDH:!EDH-DSS-DES-CBC3-SHA:!EDH-RSA-DES-CBC3-SHA:!KRB5-DES-CBC3-SHA';
        ssl_prefer_server_ciphers on;

        add_header Strict-Transport-Security max-age=15768000;
        
        ssl_stapling on;
        ssl_stapling_verify on;


        # Logs
        #access_log /var/log/nginx/{{ domain }}.access.log main;

        access_log off;

        error_log /var/log/nginx/{{ domain }}.error.log debug;

        # Cache Control
        expires max;
        add_header Cache-Control "public, max-age=31536000";

        # Nameserver
        resolver                   8.8.8.8 valid=300s;
        resolver_timeout           10s;

        # https://stackoverflow.com/questions/40274669/nginx-proxy-pass-content-range
        #postpone_output 0;
        proxy_pass_request_headers      on;
        send_timeout 100m;


        
        #proxy_temp_path /tmp/nginx;
        #proxy_cache_lock on;
        #proxy_cache_key "$uri"; # Ignore Parameters

        # https://github.com/FRiCKLE/ngx_cache_purge
        #proxy_cache_purge on from 127.0.0.1;
        
        # Limit Request Methods to GET|HEAD|PURGE
        if ( $request_method !~ "GET|HEAD|PURGE" ) {
            return 405;
        }

        


        #gzip on;

        #server_tokens off;
        
        location / {

            #rewrite    ^/app/hit/(.*)$ /hit_page.php?path=$1 break;
            rewrite ^/$ /index.html;

            proxy_set_header    Host storage.googleapis.com;
            proxy_hide_header   x-goog-hash;
            proxy_hide_header   x-goog-generation;
            proxy_hide_header   x-goog-metageneration;
            proxy_hide_header   x-goog-stored-content-encoding;
            proxy_hide_header   x-goog-stored-content-length;
            proxy_hide_header   x-goog-storage-class;
            proxy_hide_header   x-xss-protection;

            # Removes the ranges preventing videos to work..
            #proxy_hide_header   accept-ranges;
            
            proxy_hide_header   alternate-protocol;
            proxy_hide_header      Set-Cookie;
            proxy_ignore_headers   "Set-Cookie";

            proxy_intercept_errors on;
         
            #proxy_cache            GS;
            #proxy_cache_valid      200 720h; # Cache For 1 Month
            #proxy_cache_bypass     $http_cache_purge;
            #add_header              X-Cache $upstream_cache_status;
            
            proxy_http_version     1.1;
            #proxy_set_header       Connection "";
            proxy_pass             http://gs/{{ bucket_name }}$uri;
        }


        # TODO: handle proxy errors

    }


    server {
        server_name www.{{ domain }};
        listen 80 default_server;
        listen [::]:80 default_server ipv6only=on;
        return 301 https://www.{{ domain }}$request_uri;
    }



}