function redirectors_array($aspid = false)
{
$cache_file = "/usr/share/artica-postfix/ressources/logs/web/squid_redirectors_status.db";
$NotifyTime = "/etc/artica-postfix/pids/squid.redirectors.notify";
$pidFile = "/etc/artica-postfix/pids/" . basename(__FILE__) . "." . __FUNCTION__ . ".pid";
$unix = new unix();
if ($aspid) {
$pid = $unix->get_pid_from_file($pidFile);
if ($unix->process_exists($pid)) {
$pptime = $unix->PROCCESS_TIME_MIN($pid, 10);
if ($GLOBALS["VERBOSE"]) {
echo "Process already running PID {$pid} since {$pptime}Mn\n";
}
return;
}
@file_put_contents($pidFile, getmypid());
}
$sock = new sockets();
$datas = explode("\n", $unix->squidclient("redirector"));
$redirector = array();
$RedirectorsArray = unserialize(base64_decode($sock->GET_INFO("SquidRedirectorsOptions")));
if (!is_numeric($RedirectorsArray["url_rewrite_children"])) {
$RedirectorsArray["url_rewrite_children"] = 20;
}
while (list($index, $line) = each($datas)) {
if (!preg_match("#([0-9]+)\\s+([0-9]+)\\s+([0-9]+)\\s+([0-9]+)\\s+([0-9]+)(.*?)\\s+([0-9\\.]+)\\s+([0-9\\.]+)\\s+(.*)#", $line, $re)) {
continue;
}
$redirector[$re[1]] = array("FD" => $re[2], "PID" => $re[3], "REQ" => $re[4], "REP" => $re[5], "STATE" => $re[6], "TIME" => $re[7], "OFFSET" => $re[8], "URI" => $re[9]);
}
@unlink($cache_file);
if (count($redirector) == 0) {
return;
}
@file_put_contents($cache_file, serialize($redirector));
@chmod($cache_file, 0755);
$MonitConfig = unserialize(base64_decode($sock->GET_INFO("SquidWatchdogMonitConfig")));
$MonitConfig = watchdog_config_default($MonitConfig);
if ($MonitConfig["watchdog"] == 0) {
return;
}
$percent = count($redirector) / intval($RedirectorsArray["url_rewrite_children"]);
$percent = $percent * 100;
if ($GLOBALS["VERBOSE"]) {
echo count($redirector) . "/{$RedirectorsArray["url_rewrite_children"]} = {$percent}%\n";
}
if ($percent > 90) {
$severity = 1;
$action = "notify";
$NotifyTimeEx = $unix->file_time_min($NotifyTime);
if ($NotifyTimeEx < 10) {
return;
}
@unlink($NotifyTime);
@file_put_contents($NotifyTime, time());
if ($percent > 95) {
$severity = 0;
$action = "reload";
}
squid_admin_mysql($severity, "Warning! redirectors reach {$percent}% [action={$action}]", @implode("\n", $datas));
if ($severity == 0) {
shell_exec($unix->LOCATE_SQUID_BIN() . " -f /etc/squid3/squid.conf -k reconfigure");
}
}
}
function dev_shm()
{
$NotifyTime = "/etc/artica-postfix/pids/squid.dev.shm";
if (!is_dir("/run/shm")) {
return;
}
$sock = new sockets();
$MonitConfig = unserialize(base64_decode($sock->GET_INFO("SquidWatchdogMonitConfig")));
$MonitConfig = watchdog_config_default($MonitConfig);
$unix = new unix();
$percent = $unix->TMPFS_USEPERCENT("/run/shm");
@file_put_contents("/etc/artica-postfix/settings/Daemons/StatusDevSHMPerc", $percent);
@chmod("/etc/artica-postfix/settings/Daemons/StatusDevSHMPerc", 0755);
if ($percent > 90) {
if ($percent < 98) {
$NotifyTimeEx = $unix->file_time_min($NotifyTime);
if ($NotifyTimeEx > 10) {
squid_admin_mysql(2, "Warning Shared memory exceed 90%!", "The /dev/shm memory partition exceed 90%, at 100% the proxy will crash!");
return;
}
}
}
if ($percent > 98) {
if ($MonitConfig["watchdog"] == 1) {
squid_admin_mysql(0, "Warning Shared memory exceed 98% ({$percent}%)[action=restart]", "The /dev/shm memory partition exceed 98%, at 100% the proxy will crash!, in this case, the proxy will be restarted.");
$GLOBALS["BY_OTHER_SCRIPT"] = "function SHM";
$GLOBALS["FORCE"] = true;
restart_squid(true);
} else {
squid_admin_mysql(0, "Warning Shared memory exceed 98% ({$percent}%) [action=notify]", "The /dev/shm memory partition exceed 98%, at 100% the proxy will crash!");
}
}
}