b2032c0e8a
[Web] Rename fail2ban logs to netfiter logs [Web] Adding timeout to curl requests for dockerapi, fixes #981 [Web] Removed cow from favicon
102 lines
3.8 KiB
PHP
102 lines
3.8 KiB
PHP
<?php
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function fail2ban($_action, $_data = null) {
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global $redis;
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global $lang;
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switch ($_action) {
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case 'get':
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$f2b_options = array();
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if ($_SESSION['mailcow_cc_role'] != "admin") {
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return false;
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}
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try {
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$f2b_options = json_decode($redis->Get('F2B_OPTIONS'), true);
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$wl = $redis->hGetAll('F2B_WHITELIST');
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if (is_array($wl)) {
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foreach ($wl as $key => $value) {
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$tmp_data[] = $key;
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}
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if (isset($tmp_data)) {
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$f2b_options['whitelist'] = implode(PHP_EOL, $tmp_data);
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}
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else {
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$f2b_options['whitelist'] = "";
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}
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}
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else {
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$f2b_options['whitelist'] = "";
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}
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}
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catch (RedisException $e) {
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$_SESSION['return'] = array(
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'type' => 'danger',
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'msg' => 'Redis: '.$e
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);
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return false;
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}
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return $f2b_options;
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break;
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case 'edit':
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if ($_SESSION['mailcow_cc_role'] != "admin") {
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$_SESSION['return'] = array(
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'type' => 'danger',
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'msg' => sprintf($lang['danger']['access_denied'])
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);
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return false;
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}
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$is_now = fail2ban('get');
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if (!empty($is_now)) {
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$ban_time = intval((isset($_data['ban_time'])) ? $_data['ban_time'] : $is_now['ban_time']);
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$max_attempts = intval((isset($_data['max_attempts'])) ? $_data['max_attempts'] : $is_now['active_int']);
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$retry_window = intval((isset($_data['retry_window'])) ? $_data['retry_window'] : $is_now['retry_window']);
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$netban_ipv4 = intval((isset($_data['netban_ipv4'])) ? $_data['netban_ipv4'] : $is_now['netban_ipv4']);
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$netban_ipv6 = intval((isset($_data['netban_ipv6'])) ? $_data['netban_ipv6'] : $is_now['netban_ipv6']);
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}
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else {
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$_SESSION['return'] = array(
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'type' => 'danger',
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'msg' => sprintf($lang['danger']['access_denied'])
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);
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return false;
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}
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$wl = $_data['whitelist'];
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$f2b_options = array();
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$f2b_options['ban_time'] = ($ban_time < 60) ? 60 : $ban_time;
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$f2b_options['netban_ipv4'] = ($netban_ipv4 < 8) ? 8 : $netban_ipv4;
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$f2b_options['netban_ipv6'] = ($netban_ipv6 < 8) ? 8 : $netban_ipv6;
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$f2b_options['netban_ipv4'] = ($netban_ipv4 > 32) ? 32 : $netban_ipv4;
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$f2b_options['netban_ipv6'] = ($netban_ipv6 > 128) ? 128 : $netban_ipv6;
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$f2b_options['max_attempts'] = ($max_attempts < 1) ? 1 : $max_attempts;
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$f2b_options['retry_window'] = ($retry_window < 1) ? 1 : $retry_window;
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try {
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$redis->Set('F2B_OPTIONS', json_encode($f2b_options));
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$redis->Del('F2B_WHITELIST');
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if(!empty($wl)) {
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$wl_array = array_map('trim', preg_split( "/( |,|;|\n)/", $wl));
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if (is_array($wl_array)) {
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foreach ($wl_array as $wl_item) {
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$cidr = explode('/', $wl_item);
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if (filter_var($cidr[0], FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) && (!isset($cidr[1]) || ($cidr[1] >= 0 && $cidr[1] <= 32))) {
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$redis->hSet('F2B_WHITELIST', $wl_item, 1);
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}
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elseif (filter_var($cidr[0], FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) && (!isset($cidr[1]) || ($cidr[1] >= 0 && $cidr[1] <= 128))) {
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$redis->hSet('F2B_WHITELIST', $wl_item, 1);
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}
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}
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}
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}
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}
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catch (RedisException $e) {
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$_SESSION['return'] = array(
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'type' => 'danger',
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'msg' => 'Redis: '.$e
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);
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return false;
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}
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$_SESSION['return'] = array(
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'type' => 'success',
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'msg' => sprintf($lang['success']['f2b_modified'])
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);
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break;
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}
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}
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