| 1 | 1 | simandl | #!/usr/bin/perl |
| 2 | | | # |
| 3 | | | ############################################## |
| 4 | | | # BanderDyn |
| 5 | | | ############################################## |
| 6 | | | # Simple script for measuring download |
| 7 | | | # speed, with some dynamical ability |
| 8 | | | # to end up as soon as 10s are crossed. |
| 9 | | | # |
| 10 | | | # It's time precision is 1s - |
| 11 | | | # we only relay on system time ability |
| 12 | | | # and are not using require 'sys/syscall.ph'; |
| 13 | | | # http://www.perldoc.com/perl5.8.0/pod/perlfaq8.html |
| 14 | | | # |
| 15 | | | # Bander, maintenance: Adam Pribyl, covex@ahoj.fsik.cvut.cz |
| 16 | | | # Dyn: Petr Simandl, www.simandl.cz |
| 17 | | | ############################################### |
| 18 | | | |
| 19 | | | print "Content-type: text/html\n\n"; |
| 20 | | | |
| 21 | | | print "<HTML><HEAD><META HTTP-EQUIV=Pragma CONTENT=no-cache></HEAD><BODY>\n"; # nocache! |
| 22 | | | |
| 23 | | | $kb = 1024; |
| 24 | | | @nkbp = (10,20,70,150,300,218); |
| 25 | | | $nkb = 0; |
| 26 | | | $lnkbp = $#nkbp; |
| 27 | | | |
| 28 | | | @pism = ("aa","bb","cc","dd","ee","ff"); |
| 29 | | | |
| 30 | | | $svrtimeout = 30; # httpd server timeout in seconds |
| 31 | | | |
| 32 | | | $testtime = 10; # maximum test time |
| 33 | | | |
| 34 | | | $lospd = $nkbp[0]/$svrtimeout; |
| 35 | | | |
| 36 | | | #print "<CENTER>\n"; |
| 37 | | | printf "If no speed information is given then either your connection is too slow (< %1.2f kiB/s) or you are experiencing signal dropouts. <br>\n", $lospd; |
| 38 | | | |
| 39 | | | print "Sending"; |
| 40 | | | |
| 41 | | | |
| 42 | | | $tm2 = $tm1 = time; |
| 43 | | | |
| 44 | | | for ($ii = 0; $ii <= $lnkbp; $ii++) { |
| 45 | | | if ( ($tm2-$tm1) < $testtime ) |
| 46 | | | { |
| 47 | | | for ($f = 1; $f <= $nkbp[$ii]; $f++) { |
| 48 | | | print "<!--"; |
| 49 | | | for ($g = 1; $g <= ($kb/2-5) ; $g++) { print "$pism[$ii]"; } |
| 50 | | | print "-->. \n"; |
| 51 | | | } |
| 52 | | | $tm2 = time; |
| 53 | | | $nkb = $nkb + $nkbp[$ii]; |
| 54 | | | print "$nkb"."kiB"; |
| 55 | | | } |
| 56 | | | } |
| 57 | | | |
| 58 | | | print "<br>\n"; |
| 59 | | | |
| 60 | | | $adresa = "$ENV{'REMOTE_ADDR'}"; |
| 61 | | | $server = "$ENV{'SERVER_NAME'}"; |
| 62 | | | |
| 63 | | | print "\n<P>"; |
| 64 | | | $time = ($tm2-$tm1); |
| 65 | | | printf "Sent $nkb kiB from $server to $adresa in $time seconds<br>\n"; |
| 66 | | | print "Approximate download bandwidth speed of your connection is: "; |
| 67 | | | # to not divide accidentaly by zero we accept inacurrancy of 0.001s |
| 68 | | | $speed = $nkb*$kb/($time+0.001); |
| 69 | | | $speedkb = $speed/$kb; |
| 70 | | | $speedkbps = 8*$speed/$kb; |
| 71 | | | printf "%.2f B/s = %.2f kiB/s = %.2f kib/s\n", $speed, $speedkb, $speedkbps; |
| 72 | | | $date = `date`; |
| 73 | | | print "<BR>$date\n<BR>"; |
| 74 | | | print "<A HREF=\"http://bbs.cvut.cz/~covex/czfree/index.html\#bander\">BanderDyn speed test</A>\n"; |
| 75 | | | |
| 76 | | | #print "</CENTER>\n"; |
| 77 | | | print "</BODY></HTML>"; |
