varnish cache ttl settings

gistfile1.txt

sub vcl_fetch {

    set beresp.grace = 300s;   

    if (beresp.http.Set-Cookie) {
                 return(deliver);
    }

    if (req.url ~ "\.css$") {
                set beresp.ttl = 120s;
    }

    if (req.url ~ "\.ajax$") {
                set beresp.ttl = 20s;
    }


    if (req.url ~ "\.js$") {
                set beresp.ttl = 120s;
    }

    if (req.url ~ "\.html$") {
                set beresp.ttl = 180s;
    }

    if (req.url ~ "\.xml$") {
                set beresp.ttl = 180s;
    }

    if (req.url ~ "\.htm$") {
                set beresp.ttl = 180s;
    }
    }

#    if (beresp.ttl < 10s) {
#        /* If a ttl is set to 0 or less as per default TTL rules, so will obj.cacheable. You can overwrite
#         * this, and you should if you are chaning from not caching to caching.
#         */
#        set beresp.ttl = 300s;
#    }

    if (beresp.ttl <= 0s ||
        beresp.http.Set-Cookie ||
        beresp.http.Vary == "*") {
                /*
                 * Mark as "Hit-For-Pass" for the next 2 minutes
                 */
                set beresp.ttl = 120 s;
                return (hit_for_pass);
    }

    if (req.url ~ "\.php$") {
                set beresp.ttl = 0s;
    }

    if (req.url ~ "\.(swf|flv|mp4)") {
                set beresp.ttl = 0s;
    }

    return (deliver);
}