Copyright (C) 2005 Colin Smith
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
require_once("guiconfig.inc");
require_once("globals.inc");
require_once("pfsense-utils.inc");
require_once("functions.inc");
require_once("util.inc");
require_once("/usr/local/pkg/pfblockerng/pfblockerng.inc");
pfb_global();
// Collect pfBlockerNG log file and post Live output to Terminal window.
function pfbupdate_output($text) {
$text = preg_replace("/\n/", "\\n", $text);
echo "\n";
/* ensure that contents are written out */
ob_flush();
}
// Post Status Message to Terminal window.
function pfbupdate_status($status) {
$status = preg_replace("/\n/", "\\n", $status);
echo "\n";
/* ensure that contents are written out */
ob_flush();
}
// Function to perform a Force Update, Cron or Reload
function pfb_cron_update($type) {
global $pfb;
// Query for any Active pfBlockerNG CRON Jobs
$result_cron = array();
$cron_event = exec ("/bin/ps -wx", $result_cron);
if (preg_grep("/pfblockerng[.]php\s+cron/", $result_cron) || preg_grep("/pfblockerng[.]php\s+update/", $result_cron)) {
pfbupdate_status(gettext("Force {$type} Terminated - Failed due to Active Running Task"));
exit;
}
if (!file_exists("{$pfb['log']}")) {
touch("{$pfb['log']}");
}
// Update Status Window with correct Task
if ($type == "update") {
pfbupdate_status(gettext("Running Force Update Task"));
} elseif ($type == "reload") {
pfbupdate_status(gettext("Running Force Reload Task"));
$type = "update";
} else {
pfbupdate_status(gettext("Running Force CRON Task"));
}
// Remove any existing pfBlockerNG CRON Jobs
install_cron_job("pfblockerng.php cron", false);
// Execute PHP Process in the Background
mwexec_bg("/usr/local/bin/php /usr/local/www/pfblockerng/pfblockerng.php {$type} >> {$pfb['log']} 2>&1");
// Start at EOF
$lastpos_old = "";
$len = filesize("{$pfb['log']}");
$lastpos = $len;
while (true) {
usleep(300000); //0.3s
clearstatcache(false,$pfb['log']);
$len = filesize("{$pfb['log']}");
if ($len < $lastpos) {
//file deleted or reset
$lastpos = $len;
} else {
$f = fopen($pfb['log'], "rb");
if ($f === false) {
die();
}
fseek($f, $lastpos);
while (!feof($f)) {
$pfb_buffer = fread($f, 2048);
$pfb_output .= str_replace( array ("\r", "\")"), "", $pfb_buffer);
// Refresh on new lines only. This allows Scrolling.
if ($lastpos != $lastpos_old) {
pfbupdate_output($pfb_output);
}
$lastpos_old = $lastpos;
ob_flush();
flush();
}
$lastpos = ftell($f);
fclose($f);
}
// Capture Remaining Output before closing File
if (preg_match("/(UPDATE PROCESS ENDED)/",$pfb_output)) {
$f = fopen($pfb['log'], "rb");
fseek($f, $lastpos);
$pfb_buffer = fread($f, 2048);
$pfb_output .= str_replace( "\r", "", $pfb_buffer);
pfbupdate_output($pfb_output);
clearstatcache(false,$pfb['log']);
ob_flush();
flush();
fclose($f);
// Call Log Mgmt Function
pfb_log_mgmt();
die();
}
}
}
$pgtitle = gettext("pfBlockerNG: Update");
include_once("head.inc");
?>