gistfile1.txt

backend betelgeuse {
    .host = "178.255.149.146";
    .probe = { .url = "/tomfil"; }
}

import digest from "/usr/local/lib/varnish/vmods/libvmod_digest.so";

C{
    #include <unistd.h>
}C

sub vcl_recv {
    if (req.restarts == 0) {
        set req.http.x-orig-url = req.url;
    }
    //set req.http.host = "kly.no";
    if (req.url ~ "^/authfail/") {
        error 401;
    }
       if (req.url ~ "^/retries") {
        error 500 "FADGE";
    }
    if (req.request == "PURGE") {
        if (req.url ~ "/auth/") {
            if (digest.hmac_sha256("key",req.url + req.http.host + req.http.x-timestamp) != req.http.x-hmac) {
                set req.http.x-debug-1 = req.url + req.http.host + req.http.x-timestamp;
                set req.http.x-debug-2 = req.http.x-hmac;
                                error 401 "Steop 1";

            }
         #   if (std.integer("" + now,0) - std.integer(req.http.x-timestamp,0) > 3000) {
          #      error 401 "Step 2";
           # }
        }
        return (lookup);
    }
}
sub vcl_hit {
    if (req.request == "PURGE") {
        purge;
        error 750 "restart";
        
    }
}
sub vcl_miss {
    if (req.request == "PURGE") {
        
        purge;
        error 750 "restart";
        
    }
}
sub vcl_error {
    set obj.http.x-debug-1 = req.http.x-debug-1;
    set obj.http.x-debug-2 = req.http.x-debug-2;
    if (req.request == "PURGE" && obj.status == 750) {
        set req.request = "GET";
        set req.url = "/tomfil";
        return (restart);
    }
}

sub vcl_deliver {
    if (req.http.x-orig-url ~ "^/timeout/") {
        C{
         sleep(10);
        }C
    }
  

}