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Code Issues Releases Activity

Initial commit: Set fail2ban parameters in UI

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This commit is contained in:
andryyy 2017-06-25 21:33:26 +02:00
parent 468b74c860
commit 4f93bfd04f
3 changed files with 124 additions and 0 deletions
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24
data/web/admin.php
View File

@ -269,6 +269,30 @@ $tfa_data = get_tfa();
</form>
</div>
</div>
<div class="panel panel-default">
<div class="panel-heading">Fail2Ban parameters</div>
<div class="panel-body">
<?php
$f2b_data = get_f2b_parameters();
?>
<form class="form" data-id="f2b" role="form" method="post">
<div class="form-group">
<label for="ban_time">Ban time (s):</label>
<input type="number" class="form-control" id="ban_time" name="ban_time" value="<?=$f2b_data['ban_time'];?>" required>
</div>
<div class="form-group">
<label for="max_attempts">Max. attempts:</label>
<input type="number" class="form-control" id="max_attempts" name="max_attempts" value="<?=$f2b_data['max_attempts'];?>" required>
</div>
<div class="form-group">
<label for="retry_window">Retry window (s) for max. attempts:</label>
<input type="number" class="form-control" id="retry_window" name="retry_window" value="<?=$f2b_data['retry_window'];?>" required>
</div>
<button class="btn btn-default" id="add_item" data-id="f2b" data-api-url='edit/fail2ban' data-api-attr='{}' href="#"><span class="glyphicon glyphicon-check"></span> <?=$lang['admin']['save'];?></button>
</form>
</div>
</div>
</div>
<div role="tabpanel" class="tab-pane" id="tab-postfix-logs">

65
data/web/inc/functions.inc.php
View File

@ -229,6 +229,7 @@ function check_login($user, $pass) {
}
if (!isset($_SESSION['ldelay'])) {
$_SESSION['ldelay'] = "0";
error_log("Mailcow UI: Invalid password for " . $user . " by " . $_SERVER['REMOTE_ADDR']);
}
elseif (!isset($_SESSION['mailcow_cc_username'])) {
$_SESSION['ldelay'] = $_SESSION['ldelay']+0.5;
@ -1434,4 +1435,68 @@ function get_logs($container, $lines = 100) {
}
return false;
}
function get_f2b_parameters() {
global $lang;
global $redis;
$data = array();
if ($_SESSION['mailcow_cc_role'] != "admin") {
return false;
}
try {
$data['ban_time'] = $redis->Get('F2B_BAN_TIME');
$data['max_attempts'] = $redis->Get('F2B_MAX_ATTEMPTS');
$data['retry_window'] = $redis->Get('F2B_RETRY_WINDOW');
}
catch (RedisException $e) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'Redis: '.$e
);
return false;
}
return $data;
}
function edit_f2b_parameters($postarray) {
global $lang;
global $redis;
if ($_SESSION['mailcow_cc_role'] != "admin") {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['access_denied'])
);
return false;
}
$is_now = get_f2b_parameters();
if (!empty($is_now)) {
$ban_time = intval((isset($postarray['ban_time'])) ? $postarray['ban_time'] : $is_now['ban_time']);
$max_attempts = intval((isset($postarray['max_attempts'])) ? $postarray['max_attempts'] : $is_now['active_int']);
$retry_window = intval((isset($postarray['retry_window'])) ? $postarray['retry_window'] : $is_now['retry_window']);
}
else {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => sprintf($lang['danger']['access_denied'])
);
return false;
}
$ban_time = ($ban_time < 60) ? 60 : $ban_time;
$max_attempts = ($max_attempts < 1) ? 1 : $max_attempts;
$retry_window = ($retry_window < 1) ? 1 : $retry_window;
try {
$redis->Set('F2B_BAN_TIME', $ban_time);
$redis->Set('F2B_MAX_ATTEMPTS', $max_attempts);
$redis->Set('F2B_RETRY_WINDOW', $retry_window);
}
catch (RedisException $e) {
$_SESSION['return'] = array(
'type' => 'danger',
'msg' => 'Redis: '.$e
);
return false;
}
$_SESSION['return'] = array(
'type' => 'success',
'msg' => 'Saved changes to Fail2ban configuration'
);
}
?>

35
data/web/json_api.php
View File

@ -1921,6 +1921,41 @@ if (isset($_SESSION['mailcow_cc_role']) || isset($_SESSION['pending_mailcow_cc_u
));
}
break;
case "fail2ban":
// No items
if (isset($_POST['attr'])) {
$attr = (array)json_decode($_POST['attr'], true);
if (edit_f2b_parameters($attr) === false) {
if (isset($_SESSION['return'])) {
echo json_encode($_SESSION['return']);
}
else {
echo json_encode(array(
'type' => 'error',
'msg' => 'Edit failed'
));
}
exit();
}
else {
if (isset($_SESSION['return'])) {
echo json_encode($_SESSION['return']);
}
else {
echo json_encode(array(
'type' => 'success',
'msg' => 'Task completed'
));
}
}
}
else {
echo json_encode(array(
'type' => 'error',
'msg' => 'Incomplete post data'
));
}
break;
case "admin":
// No items as there is only one admin
if (isset($_POST['attr'])) {