Nginx cache server

server.conf

proxy_cache_path /tmp/nginx levels=1:2 keys_zone=local_cache:5m max_size=1g inactive=10m;

upstream api_buongiorno24 {
    server 127.0.0.1:5000;
}

server {
    listen   80; ## listen for ipv4; this line is default and implied
    #listen   [::]:80 default ipv6only=on; ## listen for ipv6

    # Make site accessible from http://localhost/
    server_name buongiorno24.local;

    # Cache user specific requests
    set $cache_key "$host$request_uri";
    
    if ($request_uri ~* "^/api/user"){
    	set $cache_key "$host$request_uri$cookie_sid";
    }
    
    if ($request_uri ~* "^/api/sessions"){
	set $cache_key "$host$request_uri$cookie_sid";
    }
    
    location /docs {
    	root /home/buongiorno/buongiorno24-api/;
	index index.html;
    }
    
    location /api {
    	rewrite ^/api/(.*)$ /$1 break;
      	# Send all requests to upstream
      	try_files $uri @api;
    }
    
    location / {
	root /home/buongiorno/buongiorno24-frontend/dist;
	try_files $uri $uri/ /index.html;
    }

    # pass the request to the node.js server with the correct headers and much more can be added, see nginx config options
    location @api {

	# Cache
	proxy_cache_key "$cache_key";
	proxy_cache local_cache;
	#proxy_cache_lock on; # Good thing but on AB load works not well
	proxy_cache_min_uses 3;
	proxy_cache_use_stale error timeout updating http_500 http_502 http_503 http_504;
	proxy_cache_valid 200 302 1m;
	proxy_cache_methods GET HEAD;
	proxy_cache_bypass  $http_cache_control;
	add_header X-Cache-Status $upstream_cache_status;

      	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-NginX-Proxy true;

      	proxy_pass http://api_buongiorno24;
      	proxy_redirect off;
    }
}