gistfile1.txt

    location / {
        # Setup var defaults
        set $no_cache "";
        # If non GET/HEAD, don't cache & mark user as uncacheable for 1 second via cookie
        if ($request_method !~ ^(GET|HEAD)$) {
            set $no_cache "1";
        }
        # Drop no cache cookie if need be
        # (for some reason, add_header fails if included in prior if-block)
        if ($no_cache = "1") {
            add_header Set-Cookie "_mcnc=1; Max-Age=2; Path=/";            
            add_header X-Microcachable "0";
        }
        # Bypass cache if no-cache cookie is set
#        if ($http_cookie ~* "_mcnc") {
#            set $no_cache "1";
#        }
        # Bypass cache if flag is set
        proxy_no_cache $no_cache;
       proxy_cache_bypass $no_cache;
        # Point nginx to the real app/web server

        # Set cache zone
        #proxy_cache microcache;
	#proxy_cache_lock on;
        # Set cache key to include identifying components
        proxy_cache_key $scheme$host$request_method$request_uri;
        # Only cache valid HTTP 200 responses for 1 second
        #proxy_cache_valid 200 4s;
        # Serve from cache if currently refreshing
        #proxy_cache_use_stale updating;
        # Send appropriate headers through
        # Set files larger than 1M to stream rather than cache
        proxy_max_temp_file_size 1M;
	proxy_set_header Host $host;
        proxy_set_header X-Forwarded-Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;        
        proxy_pass http://127.0.0.1:8105;    
    }