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Fix invalid magic packet and double submission #8

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Fix invalid magic packet and double submission #8

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16 changes: 10 additions & 6 deletions index.php
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,7 @@
// read config.ini
if (($config = parse_ini_file("config.ini", true)) == false) {
// uh-oh, failed ot read ini file
$status = "Missing or corrupt configuration file!";
$warning = "Missing or corrupt configuration file!";
} else {
// config.ini read successfully, let's break it up to sections
$globalConfig = $config['global'];
Expand All @@ -21,10 +21,14 @@
$pcConfig['password'] == ""
) {
// password ok/not needed, lets send WOL
$result = shell_exec("echo -e $(echo $(printf 'f%.0s' {1..12}; printf \"$(echo " . $pcConfig['mac'] . " | sed 's/://g')%.0s\" {1..16}) | sed -e 's/../\\\\x&/g') | nc -w1 -u -b " . $pcConfig['broadcast'] . " " . $pcConfig['wolPort'] . ' 2>&1; echo $?');
$packet = "FFFFFFFFFFFF" . str_repeat($pcConfig['mac'], 16);
$result = exec("echo $(printf \"$(echo " . $packet . " | sed 's/://g')%.0s\") | xxd -r -p | nc -w1 -u -b " . $pcConfig['broadcast'] . " " . $pcConfig['wolPort'] . " 2>&1; echo $?");
// check the status code of the above command, if 0 say OK otherwise print output
$status = trim($result) == "0" ? 'Magic packet sent to ' . $pcConfig['pcName'] : 'Failed to send WOL packet: <pre>' . $result . '</pre>';
} else $status = 'Incorrect password';
$status = trim($result) == "0" ? 0 : 1;
} else $status = 2;
$text = $status == 0 ? 'Magic packet sent to ' . $pcConfig['pcName'] : ( $status == 1 ? 'Failed to send WOL packet: ' . $result : ($status == 2 ? 'Incorrect password' : ''));
echo "<script>alert('$text');window.location='./?pc=$pcSelected';</script>";
exit();
}
}
?>
Expand Down Expand Up @@ -75,7 +79,7 @@
<button class="btn btn-primary btn-block" type="submit" id="wake-btn" name="wake" value="wake"><?= $globalConfig['wakeButtonText'] ?></button>
</div>
</form>
<div class="text-center"><?= $status ?></div>
<div class="text-center"><?= $warning ?></div>
</div>
</div>
</body>
Expand All @@ -92,4 +96,4 @@ function pcSelected() {
function reload() {
window.location.reload();
}
</script>
</script>