Dashboard widgets

- Widget to display system resources (df, cpu, mem)
- Widget to display the latest sightings
- Widget to display the false positive sightings above certain treshold
pull/5990/head
Koen Van Impe 2020-06-06 16:17:21 +02:00
parent b0ec358843
commit 306eda5328
3 changed files with 195 additions and 0 deletions

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<?php
class MispSystemResourceWidget
{
public $title = 'MISP System Resource Usage';
public $render = 'SimpleList';
public $width = 3;
public $height = 3;
public $params = array(
'treshold' => 'Treshold for disk space'
);
public $description = 'Basic widget showing some system server statistics.';
public $cacheLifetime = false;
public $autoRefreshDelay = 30;
public $placeholder =
'{
"treshold": "85"
}';
public function handler($user, $options = array())
{
$treshold = (int)$params['treshold'];
$drive = round((1 - disk_free_space(getcwd())/disk_total_space(getcwd()))*100,2);
if ($drive > $treshold) {
$driveFree = $drive . "% - [Above Treshhold]";
$driveFreeClass = "red";
}
else {
$driveFree = $drive . "%";
$driveFreeClass = "";
}
$sysload = sys_getloadavg();
preg_match('#MemFree:[\s\t]+([\d]+)\s+kB#', file_get_contents('/proc/meminfo'), $matches);
$memoryFree = $matches[1];
preg_match('#MemTotal:[\s\t]+([\d]+)\s+kB#', file_get_contents('/proc/meminfo'), $matches);
$memoryTotal = $matches[1];
$data = array(
array( 'title' => __('System'), 'value' => php_uname()),
array( 'title' => __('Disk usage'), 'value' => h($driveFree), 'class' => $driveFreeClass),
array( 'title' => __('Load'), 'value' => h($sysload[0] . " - " . $sysload[1] . " - " . $sysload[2])),
array( 'title' => __('Memory'), 'value' => h(round($memoryFree/1024,2) . "M free (" . round((1 - $memoryFree/$memoryTotal)*100,2) . "% used)")),
);
return $data;
}
public function checkPermissions($user)
{
if (empty($user['Role']['perm_site_admin'])) {
return false;
}
return true;
}
}

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<?php
class RecentSightingsWidget
{
public $title = 'Recent Sightings';
public $render = 'SimpleList';
public $width = 8;
public $height = 6;
public $params = array(
'limit' => 'Maximum amount of sightings to return',
'last' => 'Limit sightins to last 1d, 12h, ...'
);
public $description = 'Widget showing information on recent sightings';
public $cacheLifetime = false;
public $autoRefreshDelay = 30;
public $placeholder =
'{
"limit": "10",
"last": "1d",
}';
public function handler($user, $options = array())
{
$params = array(
'last' => empty($options['last']) ? "1d" : $options['last'],
'limit' => empty($options['limit']) ? "10" : $options['limit']
);
$last = $params['last'];
$limit = $params['limit'];
$this->Sighting = ClassRegistry::init('Sighting');
$filters = array( 'last' => $last, 'includeAttribute' => 'true', 'includeEvent' => 'true');
$data = array();
$count = 0;
foreach(json_decode($this->Sighting->restSearch($user, 'json', $filters))->{'response'} as $el) {
$sighting = $el->{'Sighting'};
$event = $sighting->{'Event'};
$attribute = $sighting->{'Attribute'};
if ($sighting->{'type'} == 0) $type = "Sighting";
elseif ($sighting->{'type'} == 1) $type = "False positive";
else $type = "Expiration";
$output = $attribute->{'value'} . " (id: " . $attribute->{'id'} . ") in " . $event->{'info'} . " (id: " . $event->{'id'} . ")";
$data[] = array( 'title' => __($type), 'value' => $output,
'html' => sprintf(
' (Event <a href="%s%s">%s</a>)',
Configure::read('MISP.baseurl') . '/events/view/', $event->{'id'},
$event->{'id'}
)
);
++$count;
if ($count >= $limit ) break;
}
return $data;
}
public function checkPermissions($user)
{
if (empty($user['Role']['perm_site_admin'])) {
return false;
}
return true;
}
}

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<?php
class TresholdSightingsWidget
{
public $title = 'Treshold Sightings';
public $render = 'SimpleList';
public $width = 8;
public $height = 4;
public $params = array(
'treshold' => 'Treshold for sightings'
);
public $description = 'Widget showing information on sightings above certain treshold';
public $cacheLifetime = false;
public $autoRefreshDelay = 30;
public $placeholder =
'{
"treshold": "10"
}';
public function handler($user, $options = array())
{
$params = array(
'treshold' => empty($options['treshold']) ? 10 : $options['treshold'],
);
$treshold = $params['treshold'];
$this->Sighting = ClassRegistry::init('Sighting');
$filters = array( 'includeAttribute' => 'true', 'includeEvent' => 'true');
$data = array();
$sightings_score = array();
$restSearch = json_decode($this->Sighting->restSearch($user, 'json', $filters))->{'response'};
foreach($restSearch as $el) {
$sighting = $el->{'Sighting'};
$attribute = $sighting->{'Attribute'};
$event = $sighting->{'Event'};
if (!array_key_exists($attribute->{'id'}, $sightings_score)) $sightings_score[$attribute->{'id'}] = array( 'value' => $attribute->{'value'},
'score' => 0,
'event_title' => $event->{'info'},
'event_id' => $event->{'id'});
# Sighting
if ($sighting->{'type'} == 0) $sightings_score[$attribute->{'id'}]['score'] = $sightings_score[$attribute->{'id'}]['score'] - 1;
# False Positive
elseif ($sighting->{'type'} == 1) $sightings_score[$attribute->{'id'}]['score'] = $sightings_score[$attribute->{'id'}]['score'] + 1;
}
foreach($sightings_score as $attribute_id => $s) {
if ((int)$s['score'] >= (int)$treshold ) {
$output = "Score: " . $s['score'] . ": " . $s['value'] . " (id: " . $attribute_id . ") in " . $s['event_title'] . " (id: " . $s['event_id'] . ")";
$data[] = array( 'title' => __("False positive above threshold"), 'value' => $output,
'html' => sprintf(
' (Event <a href="%s%s">%s</a>)',
Configure::read('MISP.baseurl') . '/events/view/', $s['event_id'],
$s['event_id']
));
};
}
return $data;
}
public function checkPermissions($user)
{
if (empty($user['Role']['perm_site_admin'])) {
return false;
}
return true;
}
}