nginx conf for s3 proxy

nginx.conf

worker_processes auto;
pid /run/nginx.pid;
daemon off;

events {
    worker_connections 1024;
}

http {
    sendfile on;
    tcp_nopush on;
    tcp_nodelay on;
    keepalive_timeout 65;
    types_hash_max_size 2048;
    server_names_hash_bucket_size 64;

    include /usr/local/nginx/conf/mime.types;
    default_type image/jpeg;

    access_log /dev/null;
    error_log  /dev/null;

    gzip off;

    proxy_cache_lock on;
    proxy_cache_lock_timeout 60s;
    proxy_cache_path /data/cache levels=1:2 keys_zone=s3cache:500m max_size=18g inactive=24000h;

    server {
        listen     8000;

        location / {
            proxy_buffers 8 4m;
	    proxy_buffer_size 2k;
            proxy_pass https://s3.ap-south-1.amazonaws.com;
            proxy_cache        s3cache;
            proxy_cache_valid  200 302  24000h;
            proxy_cache_use_stale http_500 http_502 http_503 http_504;
            add_header Cache-Control "max-age=31556926";
        }
    }
}