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denyhosts.plg
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<?xml version='1.0' standalone='yes'?>
<!DOCTYPE PLUGIN [
<!ENTITY name "denyhosts">
<!ENTITY author "overbyrn">
<!ENTITY version "2015.06.07">
<!ENTITY category "Network Services">
<!ENTITY pluginURL "https://raw.github.com/overbyrn/unraid-v6-plugins/master/&name;.plg">
<!ENTITY packageURL "https://github.com/overbyrn/unraid-v6-plugins/releases/download/&name;">
<!ENTITY devplugin "false">
]>
<PLUGIN name="&name;"
author="&author;"
version="&version;"
category="&category;"
pluginURL="&pluginURL;">
<!--
Copyright 2015, Rich Manton (overbyrn)
The plugin installs DenyHosts, a log-based intrusion prevention security tool for SSH
Plugin file locations:
/boot/plugins/denyhosts.plg # this file
/boot/packages/python-2.7.5-x86_64-1.txz # python 2.7.5
/boot/config/plugins/denyhosts/DenyHosts-2.6.tar.gz # denyhosts source
/boot/config/plugins/denyhosts/denyhosts.cfg # non-volatile configuration
/etc/rc.d/rc.denyhosts # plugin control script
/usr/local/emhttp/plugins/denyhosts/denyhosts.page # page file for webGui menu system
/usr/local/emhttp/plugins/denyhosts/denyhostsctl.php # webGui back-end control
/usr/local/emhttp/plugins/denyhosts/denyhosts.png # plugin icon file
/usr/local/emhttp/plugins/denyhosts/device_status.png # plugin webgui image file
/usr/local/emhttp/plugins/denyhosts/new_config.png # plugin webgui image file
/usr/local/emhttp/plugins/denyhosts/information.png # plugin webgui image file
/var/run/denyhosts/denyhosts.pid # run-time pid file
/usr/bin/denyhosts.py # denyhosts python application
/usr/local/denyhosts # denyhosts configuration directory
/usr/local/denyhosts/data # denyhosts work directory (default. should be relocated to non-volatile storage via webgui)
-->
<FILE Name="/boot/packages/python-2.7.5-x86_64-1.txz" Run="upgradepkg --install-new">
<URL>-q --no-check-certificate &packageURL;/python-2.7.5-x86_64-1.txz</URL>
</FILE>
<FILE Name="/boot/config/plugins/&name;/DenyHosts-2.6.tar.gz">
<URL>&packageURL;/DenyHosts-2.6.tar.gz</URL>
</FILE>
<FILE Name="/boot/config/plugins/&name;/&name;.cfg">
<INLINE>
SERVICE=disable
WORK_DIR=/usr/local/denyhosts
PURGE_DENY=2w
DENY_THRESHOLD_INVALID=5
DENY_THRESHOLD_VALID=10
DENY_THRESHOLD_ROOT=1
DENY_THRESHOLD_RESTRICTED=1
SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS=YES
HOSTNAME_LOOKUP=NO
AGE_RESET_VALID=5d
AGE_RESET_ROOT=25d
AGE_RESET_RESTRICTED=25d
AGE_RESET_INVALID=10d
DAEMON_SLEEP=30s
DAEMON_PURGE=12h
SECURE_LOG=/var/log/syslog
HOSTS_DENY=/etc/hosts.deny
BLOCK_SERVICE=sshd
LOCK_FILE=/var/run/denyhosts/denyhosts.pid
DAEMON_LOG=/usr/local/denyhosts/denyhosts.out
</INLINE>
</FILE>
<FILE Run="/bin/bash" Method="install">
<INLINE>
if [ -d /usr/local/emhttp/plugins/&name; ]; then
rm -r /usr/local/emhttp/plugins/&name;
fi;
if [ -f /etc/rc.d/rc.&name; ]; then
rm -f /etc/rc.d/rc.&name;
fi;
# create denyhosts writable directory for pid file
if [ ! -e /var/run/&name; ]; then
mkdir -m 0777 /var/run/&name;
chown nobody:users /var/run/&name;
fi
# create denyhosts application directory
mkdir -p /usr/local/&name;
# set permissions on application directory
chown -R root:users /usr/local/&name;
chmod -R go-rwx,u-x,g+u,ug+X /usr/local/&name;
#untar denyhosts file to tmp directory
tar -zxvf /boot/config/plugins/&name;/DenyHosts-2.6.tar.gz -C /tmp
#patch setup.py to correct directory
sed -i -e '/^libpath = /c\\libpath = \"/usr/local/&name;\"' /tmp/DenyHosts-2.6/setup.py
#install denyhosts
cd /tmp/DenyHosts-2.6
/usr/bin/env python setup.py install
#clean-up tmp
rm -rf /tmp/DenyHosts-2.6
</INLINE>
</FILE>
<!--
The 'remove' script.
-->
<FILE Run="/bin/bash" Method="remove">
<INLINE>
rm -r /usr/local/emhttp/plugins/&name;
rm -f /etc/rc.d/rc.&name;
rm -rf /boot/config/plugins/&name;
rm -rf /usr/local/&name;
rm -f /usr/bin/&name;.py
rm -rf /var/run/&name;
</INLINE>
</FILE>
<FILE Name="/usr/local/emhttp/plugins/&name;/&name;.png" Type="base64">
<INLINE>
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</INLINE>
</FILE>
<FILE Name="/usr/local/emhttp/plugins/&name;/device_status.png" Type="base64">
<INLINE>
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</INLINE>
</FILE>
<FILE Name="/usr/local/emhttp/plugins/&name;/new_config.png" Type="base64">
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</INLINE>
</FILE>
<FILE Name="/usr/local/emhttp/plugins/&name;/README.md">
<INLINE>
**&name; Plugin**
The plugin provides support for DenyHosts, a log-based intrusion prevention security tool for SSH
</INLINE>
</FILE>
<FILE Name="/usr/local/emhttp/plugins/&name;/&name;.page">
<INLINE>
<![CDATA[
Menu="NetworkServices"
Title="DenyHosts"
Icon="denyhosts.png"
---
<?PHP
$denyhosts_cfg = parse_ini_file( "/boot/config/plugins/denyhosts/denyhosts.cfg");
$denyhosts_running = file_exists( "/var/run/denyhosts/denyhosts.pid") ? "yes" : "no";
$denyhosts_datacheck = shell_exec ( "/etc/rc.d/rc.denyhosts datacheck" );
//Get local plugin file version
$denyhosts_localplg = shell_exec('grep "<\!ENTITY version" /boot/config/plugins/denyhosts.plg | cut -d\" -f2');
//Get remote plugin file version. Uses Limetech plugin php to perform this function
$denyhosts_remoteplg = shell_exec("/usr/local/sbin/plugin check denyhosts.plg");
//Determine version of Denyhosts application
$denyhosts_localapp = shell_exec("/usr/bin/env python /usr/bin/denyhosts.py --version");
$controls_exist = "false";
$updates_exist = "false";
?>
<html>
<head>
<style type="text/css">
.tooltip {
border-bottom: 1px dotted #000000; color: #000000; outline: none;
cursor: help; text-decoration: none;
position: relative;
}
.tooltip span {
margin-left: -999em;
position: absolute;
}
.tooltip:hover span {
border-radius: 5px 5px; -moz-border-radius: 5px; -webkit-border-radius: 5px;
box-shadow: 5px 5px 5px rgba(0, 0, 0, 0.1); -webkit-box-shadow: 5px 5px rgba(0, 0, 0, 0.1); -moz-box-shadow: 5px 5px rgba(0, 0, 0, 0.1);
font-family: Calibri, Tahoma, Geneva, sans-serif;
position: absolute; left: 1em; top: 2em; z-index: 99;
margin-left: 0; width: 250px;
}
.classic { padding: 0.8em 1em; }
* html a:hover { background: transparent; }
.classic {background: #FFFFAA; border: 1px solid #FFAD33; }
</style>
</head>
<body>
<div style="width: 49%; float:left; border: 0px solid black;">
<div id="title">
<span class="left">Status: <img src='/plugins/denyhosts/device_status.png'>
<?if ($denyhosts_running=="yes"):?>
<span class="green"><b>DenyHosts is RUNNING</b></span>
<?else:?>
<span class="red"><b>DenyHosts is NOT RUNNING</b></span>
<?endif;?>
</span>
</div>
<div style="border: 0px solid black;">
<span class="left">
<p>
<span class="green-text"><b><?=$denyhosts_localapp?></b></span>
<? if ($denyhosts_running=="yes"): ?>
<?=$denyhosts_datacheck?>
<?endif;?>
</p>
</span>
</div>
<br>
<div style="border: 0px solid black;">
<table>
<tr style="font-weight:bold; color:#333333; background:#F0F0F0; text-shadow:0 1px 1px #FFFFFF;">
<td>Plugin</td>
<td>Local Version</td>
<td>Online Version</td>
</tr>
<tr style="font-weight:bold; background:#FFFFFF;">
<td>DenyHosts Plugin</td>
<td>
<span class="green-text"><?=$denyhosts_localplg?></span>
</td>
<td>
<span class="green-text"><?=$denyhosts_remoteplg?></span>
</td>
</tr>
</table>
</div>
<br></br>
<div>
<table>
<tr style="font-weight:bold; color:#333333; background:#F0F0F0; text-shadow:0 1px 1px #FFFFFF;">
<td colspan="2">Control Actions</td>
</tr>
<?if ($denyhosts_running=="yes"):?>
<tr>
<td width="30%">
<form name="denyhosts_start_stop" method="POST" action="/update.htm" target="progressFrame">
<input type="hidden" name="cmd" value="/etc/rc.d/rc.denyhosts stop">
<input type="submit" name="runCmd" value="Stop">
</form>
</td>
<td>Stop DenyHosts Daemon</td>
</tr>
<tr>
<td width="30%">
<form name="denyhosts_restart" method="POST" action="/update.htm" target="progressFrame">
<input type="hidden" name="cmd" value="/etc/rc.d/rc.denyhosts restart">
<input type="submit" name="runCmd" value="Restart">
</form>
</td>
<td>Restart DenyHosts Daemon</td>
</tr>
<?$controls_exist = "true"?>
<?else:?>
<tr>
<td width="30%">
<form name="denyhosts_start" method="POST" action="/update.htm" target="progressFrame">
<input type="hidden" name="cmd" value="/etc/rc.d/rc.denyhosts buttonstart">
<input type="submit" name="runCmd" value="Start">
</form>
</td>
<td>Start DenyHosts Daemon</td>
</tr>
<?$controls_exist = "true"?>
<?endif;?>
<?if ($controls_exist=="false"):?>
<tr>
<td colspan="2" align="center">No Control Actions available</td>
</tr>
<?endif;?>
</table>
</div>
<br></br>
<br></br>
</div>
<div style="width: 49%; float:right; border: 0px solid black;">
<div id="title">
<span class="left">Configuration: <img src='/plugins/denyhosts/new_config.png'></span>
</div>
<form name="denyhosts_settings" id="denyhosts_settings" method="POST" action="/plugins/denyhosts/denyhostsctl.php" target="progressFrame" onsubmit="return validateForm();">
<!--note to self: the /return/ in the onsubmit event is important as without it, the submit action is still processed-->
<input type="hidden" name="cmd" value="apply">
<table class="settings">
<tr>
<td>Enable Denyhosts:</td>
<td><select name="SERVICE" size="1" onChange="checkRUNNING(this.form);">
<?=mk_option($denyhosts_cfg['SERVICE'], "disable", "No");?>
<?=mk_option($denyhosts_cfg['SERVICE'], "enable", "Yes");?>
</select></td>
</tr>
<tr>
<td>Work Directory (WORK_DIR):</td>
<td><input type="text" name="WORK_DIR" value="<?=$denyhosts_cfg['WORK_DIR'];?>"></td>
</tr>
<tr>
<td><a class="tooltip" href="#">Purge Deny:<span class="classic">Removes entries that are older than this time</span></a></td>
<td>
<input type="text" name="PURGE_DENY" value="<?=$denyhosts_cfg['PURGE_DENY'];?>" title="format is: i[dhwmy] Where 'i' is an integer (eg. 7) 'm' = minutes, 'h' = hours, 'd' = days, 'w' = weeks, 'y' = years">
</td>
</tr>
<tr>
<td><a class="tooltip" href="#">Deny Threshold Invalid:<span class="classic">Block each host after the number of failed login attempts has exceeded this value. This value applies to invalid user login attempts (eg. non-existent user accounts)</span></a></td>
<td><input type="text" name="DENY_THRESHOLD_INVALID" value="<?=$denyhosts_cfg['DENY_THRESHOLD_INVALID'];?>"></td>
</tr>
<tr>
<td><a class="tooltip" href="#">Deny Threshold Valid:<span class="classic">Block each host after the number of failed login attempts has exceeded this value. This value applies to valid user login attempts (eg. user accounts that exist in /etc/passwd) except for the "root" user</span></</td>
<td><input type="text" name="DENY_THRESHOLD_VALID" value="<?=$denyhosts_cfg['DENY_THRESHOLD_VALID'];?>"></td>
</tr>
<tr>
<td><a class="tooltip" href="#">Deny Threshold Root:<span class="classic">Block each host after the number of failed login attempts has exceeded this value. This value applies to "root" user login attempts only.</span></</td>
<td><input type="text" name="DENY_THRESHOLD_ROOT" value="<?=$denyhosts_cfg['DENY_THRESHOLD_ROOT'];?>"></td>
</tr>
<tr>
<td><a class="tooltip" href="#">Deny Threshold Restricted:<span class="classic">Block each host after the number of failed login attempts has exceeded this value. This value applies to usernames that appear in the WORK_DIR/restricted-usernames file only</span></</td>
<td><input type="text" name="DENY_THRESHOLD_RESTRICTED" value="<?=$denyhosts_cfg['DENY_THRESHOLD_RESTRICTED'];?>"></td>
</tr>
<tr>
<td><a class="tooltip" href="#">Suspicious Login Report Allowed Hosts:<span class="classic">If set to YES, if a suspicious login attempt results from an allowed-host then it is considered suspicious. If this is NO, then suspicious logins from allowed-hosts will not be reported. All suspicious logins from ip addresses that are not in allowed-hosts will always be reported.</span></a></td>
<td>
<select name="SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS" size="1" onChange="checkRUNNING(this.form);">
<?=mk_option($denyhosts_cfg['SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS'], 0, "No");?>
<?=mk_option($denyhosts_cfg['SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS'], 1, "Yes");?>
</select>
</td>
</tr>
<tr>
<td><a class="tooltip" href="#">Hostname Lookup:<span class="classic">If set to YES, for each IP address that is reported by Denyhosts, the corresponding hostname will be looked up and reported as well if available).</span></a></td>
<td><select name="HOSTNAME_LOOKUP" size="1" onChange="checkRUNNING(this.form);">
<?=mk_option($denyhosts_cfg['HOSTNAME_LOOKUP'], 0, "No");?>
<?=mk_option($denyhosts_cfg['HOSTNAME_LOOKUP'], 1, "Yes");?>
</select>
</td>
</tr>
<tr>
<td><a class="tooltip" href="#">Age Reset Valid:<span class="classic">Specifies the period of time between failed login attempts that, when exceeded will result in the failed count for this host to be reset to 0. This value applies to login attempts to all valid users (those within /etc/passwd) with the exception of root. If not defined, this count will never be reset.</span></a></td>
<td><input type="text" name="AGE_RESET_VALID" value="<?=$denyhosts_cfg['AGE_RESET_VALID'];?>" title="format is: i[dhwmy] Where 'i' is an integer (eg. 7) 'm' = minutes, 'h' = hours, 'd' = days, 'w' = weeks, 'y' = years"></td>
</tr>
<tr>
<td><a class="tooltip" href="#">Age Reset Root:<span class="classic">Specifies the period of time between failed login attempts that, when exceeded will result in the failed count for this host to be reset to 0. This value applies to all login attempts to the "root" user account. If not defined, this count will never be reset.</span></a></td>
<td><input type="text" name="AGE_RESET_ROOT" value="<?=$denyhosts_cfg['AGE_RESET_ROOT'];?>" title="format is: i[dhwmy] Where 'i' is an integer (eg. 7) 'm' = minutes, 'h' = hours, 'd' = days, 'w' = weeks, 'y' = years"></td>
</tr>
<tr>
<td><a class="tooltip" href="#">Age Reset Restricted:<span class="classic">Specifies the period of time between failed login attempts that, when exceeded will result in the failed count for this host to be reset to 0. This value applies to all login attempts to entries found in the WORK_DIR/restricted-usernames file. If not defined, the count will never be reset.</span></a></td>
<td><input type="text" name="AGE_RESET_RESTRICTED" value="<?=$denyhosts_cfg['AGE_RESET_RESTRICTED'];?>" title="format is: i[dhwmy] Where 'i' is an integer (eg. 7) 'm' = minutes, 'h' = hours, 'd' = days, 'w' = weeks, 'y' = years"></td>
</tr>
<tr>
<td><a class="tooltip" href="#">Age Reset Invalid:<span class="classic">Specifies the period of time between failed login attempts that, when exceeded will result in the failed count for this host to be reset to 0. This value applies to login attempts made to any invalid username (those that do not appear in /etc/passwd). If not defined, count will never be reset.</span></a></td>
<td><input type="text" name="AGE_RESET_INVALID" value="<?=$denyhosts_cfg['AGE_RESET_INVALID'];?>" title="format is: i[dhwmy] Where 'i' is an integer (eg. 7) 'm' = minutes, 'h' = hours, 'd' = days, 'w' = weeks, 'y' = years"></td>
</tr>
<tr>
<td><a class="tooltip" href="#">Daemon Sleep:<span class="classic">This is the amount of time DenyHosts will sleep between polling the syslog.</span></a></td>
<td><input type="text" name="DAEMON_SLEEP" value="<?=$denyhosts_cfg['DAEMON_SLEEP'];?>" title="format is: i[dhwmy] Where 'i' is an integer (eg. 7) 'm' = minutes, 'h' = hours, 'd' = days, 'w' = weeks, 'y' = years"></td>
</tr>
<tr>
<td><a class="tooltip" href="#">Daemon Purge:<span class="classic">How often should DenyHosts run the purge mechanism to expire old entries in /etc/hosts.deny</span></a></td>
<td><input type="text" name="DAEMON_PURGE" value="<?=$denyhosts_cfg['DAEMON_PURGE'];?>" title="format is: i[dhwmy] Where 'i' is an integer (eg. 7) 'm' = minutes, 'h' = hours, 'd' = days, 'w' = weeks, 'y' = years"></td>
</tr>
</table>
<div align="center">
<hr size="3" align="center" width="75%" color="grey" style="margin-top:20px;margin-bottom:18px">
<input type="submit" name="runCmd" value="Apply"><button type="button" onClick="done();">Done</button>
</div>
</form>
<br></br>
<br></br>
</div>
<script type="text/javascript">
function onLoad() {
// do nothing
}
function checkRUNNING(form) {
if ("<?=$denyhosts_running;?>" == "yes") {
form.WORK_DIR.disabled = true;
form.PURGE_DENY.disabled = true;
form.DENY_THRESHOLD_INVALID.disabled = true;
form.DENY_THRESHOLD_VALID.disabled = true;
form.DENY_THRESHOLD_ROOT.disabled = true;
form.DENY_THRESHOLD_RESTRICTED.disabled = true;
form.SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS.disabled = true;
form.HOSTNAME_LOOKUP.disabled = true;
form.AGE_RESET_VALID.disabled = true;
form.AGE_RESET_ROOT.disabled = true;
form.AGE_RESET_RESTRICTED.disabled = true;
form.AGE_RESET_INVALID.disabled = true;
form.DAEMON_SLEEP.disabled = true;
form.DAEMON_PURGE.disabled = true;
}
}
function validateForm() {
document.forms["denyhosts_settings"]["WORK_DIR"].disabled = false;
document.forms["denyhosts_settings"]["WORK_DIR"].disabled = false;
document.forms["denyhosts_settings"]["PURGE_DENY"].disabled = false;
document.forms["denyhosts_settings"]["DENY_THRESHOLD_INVALID"].disabled = false;
document.forms["denyhosts_settings"]["DENY_THRESHOLD_VALID"].disabled = false;
document.forms["denyhosts_settings"]["DENY_THRESHOLD_ROOT"].disabled = false;
document.forms["denyhosts_settings"]["DENY_THRESHOLD_RESTRICTED"].disabled = false;
document.forms["denyhosts_settings"]["SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS"].disabled = false;
document.forms["denyhosts_settings"]["HOSTNAME_LOOKUP"].disabled = false;
document.forms["denyhosts_settings"]["AGE_RESET_VALID"].disabled = false;
document.forms["denyhosts_settings"]["AGE_RESET_ROOT"].disabled = false;
document.forms["denyhosts_settings"]["AGE_RESET_RESTRICTED"].disabled = false;
document.forms["denyhosts_settings"]["AGE_RESET_INVALID"].disabled = false;
document.forms["denyhosts_settings"]["DAEMON_SLEEP"].disabled = false;
document.forms["denyhosts_settings"]["DAEMON_PURGE"].disabled = false;
return (true);
}
onLoad();
checkRUNNING(document.denyhosts_settings);
</script>
</body>
</html>
]]>
</INLINE>
</FILE>
<FILE Name="/usr/local/emhttp/plugins/&name;/denyhostsctl.php" Mode="0770">
<INLINE>
<![CDATA[
<?PHP
$configfile = "/boot/config/plugins/denyhosts/denyhosts.cfg";
if (empty($_SERVER['SHELL']))
$newline = "<br>";
else
$newline = "\n";
$cur_dt = date("F j\, Y h:i:s A");
$settings = array(
"SERVICE",
"WORK_DIR",
"PURGE_DENY",
"DENY_THRESHOLD_INVALID",
"DENY_THRESHOLD_VALID",
"DENY_THRESHOLD_ROOT",
"DENY_THRESHOLD_RESTRICTED",
"SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS",
"HOSTNAME_LOOKUP",
"AGE_RESET_VALID",
"AGE_RESET_ROOT",
"AGE_RESET_RESTRICTED",
"AGE_RESET_INVALID",
"DAEMON_SLEEP",
"DAEMON_PURGE",
);
//parse_str($argv[1],$_POST);
$SERVICE=$_POST['SERVICE'];
$WORK_DIR=$_POST['WORK_DIR'];
$PURGE_DENY=$_POST['PURGE_DENY'];
$DENY_THRESHOLD_INVALID=$_POST['DENY_THRESHOLD_INVALID'];
$DENY_THRESHOLD_VALID=$_POST['DENY_THRESHOLD_VALID'];
$DENY_THRESHOLD_ROOT=$_POST['DENY_THRESHOLD_ROOT'];
$DENY_THRESHOLD_RESTRICTED=$_POST['DENY_THRESHOLD_RESTRICTED'];
$SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS=$_POST['SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS'];
$HOSTNAME_LOOKUP=$_POST['HOSTNAME_LOOKUP'];
$AGE_RESET_VALID=$_POST['AGE_RESET_VALID'];
$AGE_RESET_ROOT=$_POST['AGE_RESET_ROOT'];
$AGE_RESET_RESTRICTED=$_POST['AGE_RESET_RESTRICTED'];
$AGE_RESET_INVALID=$_POST['AGE_RESET_INVALID'];
$DAEMON_SLEEP=$_POST['DAEMON_SLEEP'];
$DAEMON_PURGE=$_POST['DAEMON_PURGE'];
switch ($_POST['cmd']) {
case 'apply':
if ($SERVICE == "enable") {
enabledenyhosts();
}
else
disabledenyhosts();
break;
case 'buttonstart':
buttonstartdenyhosts();
break;
case 'restart':
restartdenyhosts();
break;
case 'stop':
stopdenyhosts();
break;
case 'updateplg':
updatedenyhosts();
break;
default:
break;
}
if (empty($_SERVER['SHELL'])) {
echo("<html>");
echo("<head><script>var goback=parent.location;</script></head>");
echo("<body onLoad=\"parent.location=goback;\"></body>");
echo("</html>");
}
$cur_dt = date("F j\, Y h:i:s A");
function startdenyhosts() {
global $newline, $log;
exec_log("/etc/rc.d/rc.denyhosts start");
}
function buttonstartdenyhosts() {
global $newline, $log;
exec_log("/etc/rc.d/rc.denyhosts buttonstart");
}
function restartdenyhosts() {
global $newline, $log;
exec_log("/etc/rc.d/rc.denyhosts restart");
}
function stopdenyhosts() {
global $newline, $log;
exec_log("/etc/rc.d/rc.denyhosts stop");
}
function updatedenyhosts() {
global $newline, $log;
exec_log("/etc/rc.d/rc.denyhosts updateplg");
}
function enabledenyhosts() {
global $newline, $log, $SERVICE, $WORK_DIR, $PURGE_DENY, $DENY_THRESHOLD_INVALID, $DENY_THRESHOLD_VALID, $DENY_THRESHOLD_ROOT, $DENY_THRESHOLD_RESTRICTED, $SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS, $HOSTNAME_LOOKUP, $AGE_RESET_VALID, $AGE_RESET_ROOT, $AGE_RESET_RESTRICTED, $AGE_RESET_INVALID, $DAEMON_SLEEP, $DAEMON_PURGE;
exec_log("/etc/rc.d/rc.denyhosts $SERVICE $WORK_DIR $PURGE_DENY $DENY_THRESHOLD_INVALID $DENY_THRESHOLD_VALID $DENY_THRESHOLD_ROOT $DENY_THRESHOLD_RESTRICTED $SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS $HOSTNAME_LOOKUP $AGE_RESET_VALID $AGE_RESET_ROOT $AGE_RESET_RESTRICTED $AGE_RESET_INVALID $DAEMON_SLEEP $DAEMON_PURGE");
}
function disabledenyhosts() {
global $newline, $log, $SERVICE, $WORK_DIR, $PURGE_DENY, $DENY_THRESHOLD_INVALID, $DENY_THRESHOLD_VALID, $DENY_THRESHOLD_ROOT, $DENY_THRESHOLD_RESTRICTED, $SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS, $HOSTNAME_LOOKUP, $AGE_RESET_VALID, $AGE_RESET_ROOT, $AGE_RESET_RESTRICTED, $AGE_RESET_INVALID, $DAEMON_SLEEP, $DAEMON_PURGE;
//echo "<script type='text/javascript'>alert('DAEMON_PURGE: $DAEMON_PURGE');</script>";
exec_log("/etc/rc.d/rc.denyhosts $SERVICE $WORK_DIR $PURGE_DENY $DENY_THRESHOLD_INVALID $DENY_THRESHOLD_VALID $DENY_THRESHOLD_ROOT $DENY_THRESHOLD_RESTRICTED $SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS $HOSTNAME_LOOKUP $AGE_RESET_VALID $AGE_RESET_ROOT $AGE_RESET_RESTRICTED $AGE_RESET_INVALID $DAEMON_SLEEP $DAEMON_PURGE");
}
function exec_log($cmd) {
$results = exec($cmd);
$results = "\nCMD: $cmd \nResults: $results";
}
function write_string ($file, $contents, $overwrite) {
if (file_exists($file)) {
if ($overwrite)
unlink($file);
touch($file);
}
else {
touch($file);
}
$fp = @fopen($file, 'a');
@flock($fp, LOCK_EX);
@fwrite($fp, $contents);
@flock($fp, LOCK_UN);
@fclose($fp);
}
?>
]]>
</INLINE>
</FILE>
<FILE Name="/etc/rc.d/rc.&name;" Mode="0770">
<INLINE>
<![CDATA[
#!/bin/bash
denyhosts_start()
{
# no-op if not enabled
if [ $SERVICE != "enable" ]; then
return
fi
# no-op if already running
if [ -f /var/run/denyhosts/denyhosts.pid ]; then
return
fi
sudo -u nobody /usr/bin/env python /usr/bin/denyhosts.py --daemon --config=/boot/config/plugins/denyhosts/denyhosts.cfg &> /dev/null
}
denyhosts_stop()
{
# no-op if already stopped
if [ ! -f /var/run/denyhosts/denyhosts.pid ]; then
return
fi
#Denyhosts expects SIGTERM
kill $(cat /var/run/denyhosts/denyhosts.pid)
sleep 1
#Expect the unexpected
PID=$(ps -ef | grep denyhosts.py | grep -v grep | awk '{print $2}');
test "$PID" != "" && kill -9 $PID
[[ -f /var/run/denyhosts/denyhosts.pid ]] && rm -f /var/run/denyhosts/denyhosts.pid
}
denyhosts_restart()
{
denyhosts_stop
denyhosts_start
}
denyhosts_buttonstart()
{
CONFIG="/boot/config/plugins/denyhosts/denyhosts.cfg"
if [ -f $CONFIG ]; then
# a less greedy sed. only replaces the first occurance of disabled with enabled. ie. will only hit service line which is (usually) always first in cfg
sed -i "0,/"disable"/s/"disable"/"enable/"" $CONFIG 2>/dev/null
SERVICE=enable
denyhosts_start
fi
}
write_config()
{
echo "# denyhosts configuration:" > /boot/config/plugins/denyhosts/denyhosts.cfg
echo "SERVICE=$SERVICE" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "WORK_DIR=$WORK_DIR" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "PURGE_DENY=$PURGE_DENY" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "DENY_THRESHOLD_INVALID=$DENY_THRESHOLD_INVALID" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "DENY_THRESHOLD_VALID=$DENY_THRESHOLD_VALID" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "DENY_THRESHOLD_ROOT=$DENY_THRESHOLD_ROOT" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "DENY_THRESHOLD_RESTRICTED=$DENY_THRESHOLD_RESTRICTED" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS=$SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "HOSTNAME_LOOKUP=$HOSTNAME_LOOKUP" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "AGE_RESET_VALID=$AGE_RESET_VALID" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "AGE_RESET_ROOT=$AGE_RESET_ROOT" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "AGE_RESET_RESTRICTED=$AGE_RESET_RESTRICTED" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "AGE_RESET_INVALID=$AGE_RESET_INVALID" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "DAEMON_SLEEP=$DAEMON_SLEEP" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "DAEMON_PURGE=$DAEMON_PURGE" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "SECURE_LOG=/var/log/syslog" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "HOSTS_DENY=/etc/hosts.deny" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "BLOCK_SERVICE=sshd" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "LOCK_FILE=/var/run/denyhosts/denyhosts.pid" >> /boot/config/plugins/denyhosts/denyhosts.cfg
echo "DAEMON_LOG=$WORK_DIR/denyhosts.out " >> /boot/config/plugins/denyhosts/denyhosts.cfg
}
denyhosts_change_settings()
{
#nb. when passing params from enable/disable functions, params will take new numbering. ie. $2 in enable will become the first ($1) param here, and so on
WORK_DIR=$1
PURGE_DENY=$2
DENY_THRESHOLD_INVALID=$3
DENY_THRESHOLD_VALID=$4
DENY_THRESHOLD_ROOT=$5
DENY_THRESHOLD_RESTRICTED=$6
#crappy hack to turn 0 or 1 value back to YES/NO for correct storage in cfg
if [ "$7" = "0" ]; then
SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS=NO
else
SUSPICIOUS_LOGIN_REPORT_ALLOWED_HOSTS=YES
fi
if [ "$8" = "0" ]; then
HOSTNAME_LOOKUP=NO
else
HOSTNAME_LOOKUP=YES
fi
AGE_RESET_VALID=$9
AGE_RESET_ROOT=${10}
AGE_RESET_RESTRICTED=${11}
AGE_RESET_INVALID=${12}
DAEMON_SLEEP=${13}
DAEMON_PURGE=${14}
}
denyhosts_enable()
{
SERVICE=$1 #enable
denyhosts_change_settings $2 $3 $4 $5 $6 $7 $8 $9 ${10} ${11} ${12} ${13} ${14} ${15}
write_config
denyhosts_install
denyhosts_restart
}
denyhosts_disable()
{
denyhosts_stop
SERVICE=$1 #disable
denyhosts_change_settings $2 $3 $4 $5 $6 $7 $8 $9 ${10} ${11} ${12} ${13} ${14} ${15}
write_config
}
denyhosts_datacheck()
{
array=( ramfs proc tempfs sysfs )
fs=$( stat -f -c '%T' $WORK_DIR )
if [ "$fs" = "msdos" ]; then
echo "<p style="color:red\;"><b>WARNING:</b> Your WORK_DIR is located on your flash drive. This can decrease the life span of your flash device!</p>"
else
for i in "${array[@]}"
do
if [ $i = $fs ]; then
echo "<p style="color:red\;"><b>WARNING:</b> Your WORK_DIR is not persistent and WILL NOT survive a reboot. The WORK_DIR maintains a running history of past DenyHosts entries and ideally should be maintained across reboots. Please locate your WORK_DIR on persistent storage. eg. cache/array disk</p>"
break
else
echo "<p style="color:green\;">WORK_DIR located on persistent storage. Your data will persist after a reboot :-)</p>"
break
fi
done
fi
}
# read our configuration
source /boot/config/plugins/denyhosts/denyhosts.cfg
case "$1" in
'start')
denyhosts_start
;;
'stop')
denyhosts_stop
;;
'restart')
denyhosts_restart
;;
'enable')
denyhosts_enable $1 $2 $3 $4 $5 $6 $7 $8 $9 ${10} ${11} ${12} ${13} ${14} ${15}
;;
'disable')
denyhosts_disable $1 $2 $3 $4 $5 $6 $7 $8 $9 ${10} ${11} ${12} ${13} ${14} ${15}
;;
'buttonstart')
denyhosts_buttonstart
;;
'getver')
denyhosts_getver $2 $3
;;
'datacheck')
denyhosts_datacheck
;;
*)
echo "usage $0 start|stop|restart|enable|disable|buttonstart|datacheck"
esac
]]>
</INLINE>
</FILE>
<!-- event handler -->
<FILE Name="/usr/local/emhttp/plugins/&name;/event/disks_mounted" Mode="0770">
<INLINE>
#!/bin/bash
# include our config vars and check if the service is set to enable. if so, bring it up
source /boot/config/plugins/&name;/denyhosts.cfg
[[ $SERVICE = "enable" ]] && /etc/rc.d/rc.&name; buttonstart
</INLINE>
</FILE>
<!-- event handler to stop denyhosts when unmounting disks -->
<FILE Name="/usr/local/emhttp/plugins/&name;/event/unmounting_disks" Mode="0770">
<INLINE>
#!/bin/bash
/etc/rc.d/rc.&name; stop
</INLINE>
</FILE>
<FILE Mode="0770" Run="/bin/bash">
<INLINE>
#!/bin/bash
if [ "&devplugin;" == "true" ]; then
if [ -f /boot/config/plugins/&name;.php ]; then
rm -f /usr/local/emhttp/plugins/&name;/&name;.php
ln -s /boot/config/plugins/&name;.php /usr/local/emhttp/plugins/&name;/&name;.php
else
mv /usr/local/emhttp/plugins/&name;/&name;.php /boot/config/plugins/&name;.php
ln -s /boot/config/plugins/&name;.php /usr/local/emhttp/plugins/&name;/&name;.php
fi
if [ -f /boot/config/plugins/rc.&name; ]; then
rm -f /etc/rc.d/rc.&name;
ln -s /boot/config/plugins/rc.&name; /etc/rc.d/rc.&name;
else
mv /etc/rc.d/rc.&name; /boot/config/plugins/rc.&name;
ln -s /boot/config/plugins/rc.&name; /etc/rc.d/rc.&name;
fi
fi
</INLINE>
</FILE>
</PLUGIN>