function ParseLastEvents()
{
$timefile = "/etc/artica-postfix/pids/" . basename(__FILE__) . "." . __FUNCTION__ . ".time";
$timeF = file_time_min($timefile);
if ($timeF < 240) {
if ($GLOBALS["VERBOSE"]) {
echo "{$timeF} minutes, need to wait 240\n";
}
return;
}
@file_put_contents($timefile, "#");
$unix = new unix();
$iptables = $unix->find_program("iptables");
if ($GLOBALS["VERBOSE"]) {
echo "Loading Whitelist\n";
}
$whitelist = load_whitelist();
if ($GLOBALS["VERBOSE"]) {
echo "Loading Whitelist " . count($whitelist) . " items\n";
}
$sock = new sockets();
$PostfixInstantIptablesLastDays = $sock->GET_INFO("PostfixInstantIptablesLastDays");
$PostfixInstantIptablesMaxEvents = $sock->GET_INFO("PostfixInstantIptablesMaxEvents");
if (!is_numeric($PostfixInstantIptablesLastDays)) {
$PostfixInstantIptablesLastDays = 7;
}
if (!is_numeric($PostfixInstantIptablesMaxEvents)) {
$PostfixInstantIptablesMaxEvents = 50;
}
$sql = "SELECT COUNT(ipaddr) as tcount,ipaddr,smtp_err,hostname \n\tFROM mail_con_err_stats WHERE zDate<DATE_SUB(NOW(),INTERVAL 1 DAY) \n\tAND zDate>=DATE_SUB(NOW(),INTERVAL {$PostfixInstantIptablesLastDays} DAY) \n\tGROUP BY ipaddr,smtp_err,hostname ORDER BY COUNT(ipaddr) DESC";
$q = new mysql();
$results = $q->QUERY_SQL($sql, "artica_events");
$newarray = array();
while ($ligne = @mysql_fetch_array($results, MYSQL_ASSOC)) {
$count_events = $ligne["tcount"];
if ($count_events < 3) {
break;
}
$ipaddr = $ligne["ipaddr"];
$error = $ligne["smtp_err"];
$server_name = $ligne["hostname"];
if ($whitelist[$server_name]) {
echo "Whitelisted {$server_name}\n";
continue;
}
if ($whitelist[$ipaddr]) {
echo "Whitelisted {$ipaddr}\n";
continue;
}
$newarray[$ipaddr]["HOST"] = $server_name;
$newarray[$ipaddr]["EVENTS_TEXT"][] = "{$server_name} [{$ipaddr}] - {$count_events} {$error}";
if (isset($newarray[$ipaddr])) {
$newarray[$ipaddr]["EVENTS"] = $newarray[$ipaddr]["EVENTS"] + $count_events;
} else {
$newarray[$ipaddr]["EVENTS"] = $newarray[$ipaddr]["EVENTS"];
}
}
if (!is_array($newarray)) {
return;
}
$newarray2 = $newarray;
while (list($ipaddr, $ligne) = each($newarray)) {
$count = $ligne["EVENTS"];
if ($count < $PostfixInstantIptablesMaxEvents) {
unset($newarray2[$ipaddr]);
//if($GLOBALS["VERBOSE"]){echo "skipping $ipaddr {$ligne["HOST"]} $count events\n";}
continue;
}
}
if ($GLOBALS["VERBOSE"]) {
echo count($newarray2) . " items -> Array:newarray2\n";
}
if (count($newarray2) == 0) {
return;
}
$ipCount = 0;
while (list($ipaddr, $ipaddrARR) = each($newarray2)) {
$sql = "SELECT rulemd5 FROM iptables WHERE serverip='{$ipaddr}' AND local_port='25'";
$ligne = mysql_fetch_array($q->QUERY_SQL($sql, "artica_backup"));
if ($ligne["rulemd5"] != null) {
if ($GLOBALS["VERBOSE"]) {
echo "Skip {$ipaddr} already added\n";
}
continue;
}
$EVENTS = "{$ipaddrARR["EVENTS"]} refused connexions:\n" . @implode("\n", $ipaddrARR["EVENTS_TEXT"]);
$cmd = "{$iptables} -A INPUT -s {$ipaddr} -p tcp --destination-port 25 -j DROP -m comment --comment \"ArticaInstantPostfix\"";
$iptablesClass = new iptables_chains();
$iptablesClass->serverip = $ipaddr;
$iptablesClass->servername = $server_name;
$iptablesClass->rule_string = $cmd;
$iptablesClass->EventsToAdd = $EVENTS;
if (!$iptablesClass->addPostfix_chain()) {
$FAILED = "FAILED TO add {$ipaddr} ";
}
$notifs[] = $EVENTS;
shell_exec($cmd);
if ($GLOBALS["VERBOSE"]) {
echo $cmd . "\n";
}
$ipCount++;
}
if ($ipCount > 0) {
$unix->send_email_events("Instant Iptables {$ipCount} addresse(s) added", "Calculation since {$PostfixInstantIptablesLastDays} days and for {$PostfixInstantIptablesMaxEvents} minimal blocks events\n" . @implode("\n", $notifs), "postfix");
}
}
function parsequeue()
{
$q = new mysql();
$q->Check_iptables_table();
$ini = new Bs_IniHandler();
$ini->loadFile('/etc/artica-postfix/settings/Daemons/PostfixAutoBlockResults');
foreach (glob("/var/log/artica-postfix/smtp-hack/*.hack") as $filename) {
$basename = basename($filename);
$array = unserialize(@file_get_contents($filename));
$IP = $array["IP"];
if ($IP == "127.0.0.1") {
@unlink($filename);
continue;
}
$server_name = gethostbyaddr($IP);
$matches = $array["MATCHES"];
$EVENTS = $array["EVENTS"];
$date = $array["DATE"];
if ($GLOBALS["VERBOSE"]) {
echo "{$basename}: servername:{$server_name} IP=[{$IP}]\n";
}
$cmd = "iptables -A INPUT -s {$IP} -p tcp --destination-port 25 -j DROP -m comment --comment \"ArticaInstantPostfix\"";
$iptables = new iptables_chains();
$iptables->serverip = $IP;
$iptables->servername = $server_name;
$iptables->rule_string = $cmd;
$iptables->EventsToAdd = $EVENTS;
if ($iptables->addPostfix_chain()) {
if ($GLOBALS["VERBOSE"]) {
echo "Add IP:Addr=<{$IP}>, servername=<{$server_name}> to mysql\n";
}
$ini->set($IP, "events", $matches);
$ini->set($IP, "iptablerule", $cmd);
$ini->set($IP, "hostname", $server_name);
if ($GLOBALS["VERBOSE"]) {
echo "delete {$filename}\n";
}
@unlink($filename);
}
}
$filestr = $ini->toString();
file_put_contents("/etc/artica-postfix/settings/Daemons/PostfixAutoBlockResults", $filestr);
}
function ban_servers_save()
{
$ipchain = new iptables_chains();
$tb = explode("\n", $_POST["ban-servers-add"]);
if (!is_array($tb)) {
echo "No data";
return;
}
while (list($num, $ipaddressData) = each($tb)) {
if (!preg_match("#[0-9]+\\.[0-9]+\\.[0-9]+\\.[0-9]+#", $ipaddressData)) {
$ip = gethostbyname($ipaddressData);
$servername = $ipaddressData;
} else {
$ip = $ipaddressData;
$servername = gethostbyaddr($ipaddressData);
}
$ipchain = new iptables_chains();
$ipchain->servername = $servername;
$ipchain->serverip = $ip;
$ipchain->EventsToAdd = "Manual rule";
$ipchain->rule_string = "iptables -A INPUT -s {$ip} -p tcp --destination-port 25 -j DROP -m comment --comment \"ArticaInstantPostfix\"";
if (!$ipchain->addPostfix_chain()) {
echo "Failed {$ip} {$servername}\n";
return;
}
}
$sock = new sockets();
$sock->getFrameWork("cmd.php?postfix-iptables-compile=yes");
}
function blocked_ip_identity_ban()
{
include_once 'ressources/class.iptables-chains.inc';
$tpl = new templates();
$ipchain = new iptables_chains();
$IPSRC = $_GET["identity-ban"];
if (trim($IPSRC) == null) {
echo "NULL!";
return;
}
if (!preg_match("#[0-9]+\\.[0-9]+\\.[0-9]+\\.[0-9]+#", $IPSRC)) {
$ip = gethostbyname($IPSRC);
$servername = $IPSRC;
} else {
$ip = $IPSRC;
$servername = gethostbyaddr($IPSRC);
}
$ipchain = new iptables_chains();
$ipchain->servername = $servername;
$ipchain->serverip = $ip;
$ipchain->EventsToAdd = "Manual rule";
$ipchain->rule_string = "iptables -A INPUT -s {$ip} -p tcp --destination-port 25 -j DROP -m comment --comment \"ArticaInstantPostfix\"";
if (!$ipchain->addPostfix_chain()) {
echo $tpl->javascript_parse_text("{failed} {$ip} {$servername} ");
return;
} else {
echo $tpl->javascript_parse_text("{success} {$ip} {$servername} ");
}
$sock = new sockets();
$sock->getFrameWork("cmd.php?postfix-iptables-compile=yes");
}
