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base_graph_common.php
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base_graph_common.php
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<?php
/*******************************************************************************
** Basic Analysis and Security Engine (BASE)
** Copyright (C) 2004 BASE Project Team
** Copyright (C) 2000 Carnegie Mellon University
**
** (see the file 'base_main.php' for license details)
**
** Project Leads: Kevin Johnson <[email protected]>
** Sean Muller <[email protected]>
** Built upon work by Roman Danyliw <[email protected]>, <[email protected]>
**
** Purpose: extracts and calculates the data to plot
********************************************************************************
** Authors:
********************************************************************************
** Kevin Johnson <[email protected]
**
********************************************************************************
*/
include_once("base_conf.php");
include_once("$BASE_path/base_qry_common.php");
include_once("$BASE_path/includes/base_signature.inc.php");
include_once("$BASE_path/includes/base_iso3166.inc.php");
// Some colors to be used in graphs.
$named_colors = array('aliceblue','antiquewhite','aqua','aquamarine','azure','beige','bisque','black','blanchedalmond','blue','blueviolet','brown','burlywood','cadetblue','chartreuse','chocolate','coral','cornflowerblue','cornsilk','crimson','cyan','darkblue','darkcyan','darkgoldenrod','darkdray','darkgreen','darkhaki','darkorange','darkolivegreen','darkmagenta','darkorchid','darkred','darksalmon','darkseagreen','darkviolet','deeppink','deepskyblue','dimgray','dodgerblue','firebrick','floralwhite','forestgreen','fuchsia','gainsboro','ghostwhite','gold','goldenrod','gray','green','greenyellow','indianred','indigo','ivory');
// Chart type constants:
// No prepending underscore '_' in order to not to interfere with
// the language define's.
define('CHARTTYPE_DEFAULT', 0);
define('CHARTTYPE_HOUR', 1);
define('CHARTTYPE_DAY', 2);
define('CHARTTYPE_WEEK', 3);
define('CHARTTYPE_MONTH', 4);
define('CHARTTYPE_YEAR', 5);
define('CHARTTYPE_SRC_IP', 6);
define('CHARTTYPE_DST_IP', 7);
define('CHARTTYPE_DST_UDP_PORT', 8);
define('CHARTTYPE_DST_TCP_PORT', 9);
define('CHARTTYPE_SRC_UDP_PORT', 10);
define('CHARTTYPE_SRC_TCP_PORT', 11);
define('CHARTTYPE_CLASSIFICATION', 12);
define('CHARTTYPE_SENSOR', 13);
define('CHARTTYPE_SRC_COUNTRY', 14);
define('CHARTTYPE_SRC_COUNTRY_ON_MAP', 15);
define('CHARTTYPE_DST_COUNTRY', 16);
define('CHARTTYPE_DST_COUNTRY_ON_MAP', 17);
define('CHARTTYPE_UNIQUE_SIGNATURE', 18);
function VerifyGraphingLib()
{
GLOBAL $debug_mode;
/* Check if GD is compiled into PHP */
if ( !(function_exists("ImageDestroy")) )
{
echo "<FONT COLOR=\"#FF0000\">"._ERRPHPERROR."</FONT>:
<B>PHP build incomplete</B>: <FONT>
the prerequisite GD support required to
generate graphs was not built into PHP.
Please recompile PHP with the necessary library
(<CODE>--with-gd</CODE>)</FONT>";
die();
}
// PHP will search the default path and try to include the file
$file = "Image/Graph.php";
$fileIncluded = @include_once($file);
// We have to locate Image/Graph.php -- Alejandro
if (!$fileIncluded) { // Will search in Path
$found = false;
$paths = explode(PATH_SEPARATOR, ini_get('include_path'));
foreach ($paths as $path) {
$fullpath = $path . DIRECTORY_SEPARATOR . $file;
if (file_exists($fullpath)) {
$found = true;
break;
}
}
if ( $found ) {
// Cool, file was found, so you have Image_Graph installed. -- Alejandro
include_once($file);
return true;
} else {
// Sorry dude, you haven't finished your home work. -- Alejandro
echo "<P><B>Error loading the Graphing library: </B>".
"<P>Check your Pear::Image_Graph installation!".
"<P><UL>".
"<LI>Image_Graph can be found here:".
"at <A HREF=\"http://pear.veggerby.dk/\">http://pear.veggerby.dk/</A>. Without this ".
"library no graphing operations can be performed.<BR>" .
"<LI>Make sure PEAR libraries can be found by php at all:<BR>" .
"<PRE>" .
"pear config-show | grep "PEAR directory"<BR>" .
"PEAR directory php_dir /usr/share/pear" .
"</PRE>" .
"This path must be part of the include path of php (cf. /etc/php.ini):<BR>" .
"<PRE>" .
"php -i | grep "include_path"<BR>" .
"include_path => .:/usr/share/pear:/usr/share/php => .:/usr/share/pear:/usr/share/php" .
"</PRE><BR>";
$rv = ini_get("safe_mode");
if ($rv == 1)
{
print "<LI>In "safe_mode" it must also be part of safe_mode_include_dir in /etc/php.ini";
}
echo "</UL>\n";
die();
}
}
}
/* Generates the required SQL from the chart time criteria */
function ProcessChartTimeConstraint($start_hour, $start_day, $start_month, $start_year,
$stop_hour, $stop_day, $stop_month, $stop_year )
{
$start_hour = trim($start_hour);
$stop_hour = trim($stop_hour);
$start_day = trim($start_day);
$stop_day = trim($stop_day);
$tmp_sql = "";
if (empty($start_month) && empty($start_day) && empty($start_year) &&
empty($stop_month) && empty($stop_day) && empty($stop_year))
{
return "";
}
else if (empty($start_month) && empty($start_day) && empty($start_year))
{
$tmp_time = array(array (" ",
" ",
"", "", "",
"", "", "",
" ", " "),
array (" ",
"<=",
$stop_month, $stop_day, $stop_year,
$stop_hour, "", "",
" ", " ") );
}
else if (empty($stop_month) && empty($stop_day) && empty($stop_year))
{
$tmp_time = array(array (" ",
">=",
$start_month, $start_day, $start_year,
$start_hour, "", "",
" ", " "),
array(" ",
" ",
"", "", "",
"", "", "",
" ", " "));
}
else
{
$tmp_time = array(array (" ",
">=",
$start_month, $start_day, $start_year,
$start_hour, "", "",
" ", "AND"),
array (" ",
"<=",
$stop_month, $stop_day, $stop_year,
$stop_hour, "", "",
" ", " ") );
}
DateTimeRows2sql($tmp_time, 2, $tmp_sql);
return $tmp_sql;
}
function StoreAlertNum($sql, $label, &$xdata, &$cnt, $min_threshold)
{
GLOBAL $db, $debug_mode;
if ( $debug_mode > 0 ) echo $sql."<BR>";
$result = $db->baseExecute($sql);
if ( $myrow = $result->baseFetchRow() )
{
if ( $myrow[0] >= $min_threshold )
{
$xdata [ $cnt ][0] = $label;
$xdata [ $cnt ][1] = $myrow[0];
$cnt++;
}
$result->baseFreeRows();
}
}
function GetTimeDataSet(&$xdata, $chart_type, $data_source, $min_threshold, $criteria)
{
GLOBAL $db, $debug_mode;
if ( $debug_mode > 0 )
{
echo "chart_type = $chart_type<BR>
data_source = $data_source<BR>";
}
$sql = "SELECT min(timestamp), max(timestamp) FROM acid_event ".
$criteria[0].
" WHERE ".$criteria[1];
$result = $db->baseExecute($sql);
$myrow = $result->baseFetchRow();
$start_time = $myrow[0];
$stop_time = $myrow[1];
$result->baseFreeRows();
$year_start = date("Y", strtotime($start_time));
$month_start = date("m", strtotime($start_time));
$day_start = date("d", strtotime($start_time));
$hour_start = date("H", strtotime($start_time));
$year_end = date("Y", strtotime($stop_time));
$month_end = date("m", strtotime($stop_time));
$day_end = date("d", strtotime($stop_time));
$hour_end = date("H", strtotime($stop_time));
// using the settings from begin_xyz and end_xyz
// minutes are not supported actually
// begin
global $chart_begin_year;
global $chart_begin_month;
global $chart_begin_day;
global $chart_begin_hour;
if ( strcmp ($chart_begin_year, " ") and
($year_start < $chart_begin_year) ) {
$year_start = $chart_begin_year;
$month_start = "01";
$day_start = "01";
$hour_start = "00";
}
if ( strcmp ($chart_begin_month, " ") and
($month_start < $chart_begin_month) ) {
$month_start = $chart_begin_month;
$day_start = "01";
$hour_start = "00";
}
if ( strcmp ($chart_begin_day, " ") and
($day_start < $chart_begin_day) ) {
$day_start = $chart_begin_day;
$hour_start = "00";
}
if ( strcmp ($chart_begin_hour, " ") and
($hour_start < $chart_begin_hour) ) {
$hour_start = $chart_begin_hour;
}
//end
global $chart_end_year;
global $chart_end_month;
global $chart_end_day;
global $chart_end_hour;
if ( strcmp ($chart_end_year, " ") and
($year_end < $chart_end_year) ) {
$year_end = $chart_end_year;
$month_end = "01";
$day_end = "01";
$hour_end = "00";
}
if ( strcmp ($chart_end_month, " ") and
($month_end < $chart_end_month) ) {
$month_end = $chart_end_month;
$day_end = "01";
$hour_end = "00";
}
if ( strcmp ($chart_end_day, " ") and
($day_end < $chart_end_day) ) {
$day_end = $chart_end_day;
$hour_end = "00";
}
if ( strcmp ($chart_end_hour, " ") and
($hour_end < $chart_end_hour) ) {
$hour_end = $chart_end_hour;
}
switch($chart_type)
{
case 1: // hour
{
if ($debug_mode > 0)
{
print "chart_begin_hour = \"$chart_begin_hour\", hour_start = \"$hour_start\"<BR>\n";
print "chart_end_hour = \"$chart_end_hour\", hour_end = \"$hour_end\"<BR>\n";
}
if (!strcmp($chart_end_hour, " ") || $chart_end_hour == "")
{
// hour_start = -1 is NOT possible, because with chart_type == 1
// each hour is to be queried. We want bars hour by hour.
$hour_end = 23;
}
break;
}
case 2: // day
{
$hour_start = -1;
break;
}
case 4: // month
{
$day_start = -1;
$hour_start = -1;
break;
}
}
if ( $debug_mode > 0 )
{
echo '<TABLE BORDER="1">
<TR>
<TD>year_start<TD>year_end<TD>month_start<TD>month_end
<TD>day_start<TD>day_end<TD>hour_start<TD>hour_end
<TR>
<TD>'.$year_start.'<TD>'.$year_end.'<TD>'.$month_start.'<TD>'.$month_end.
'<TD>'.$day_start.'<TD>'.$day_end.'<TD>'.$hour_start.'<TD>'.$hour_end.
'</TABLE>';
}
$cnt = 0;
$ag = $criteria[0];
$ag_criteria = $criteria[1];
for ( $i_year = $year_start; $i_year <= $year_end; $i_year++ )
{
// removed AND below
// !!! AVN !!!
// to_date() must used!
$sql = "SELECT count(*) FROM acid_event ".$ag." WHERE $ag_criteria AND ".
$db->baseSQL_YEAR("timestamp", "=", $i_year);
if ( $month_start != -1 )
{
if ($i_year == $year_start) $month_start2 = $month_start; else $month_start2 = 1;
if ($i_year == $year_end) $month_end2 = $month_end; else $month_end2 = 12;
for ( $i_month = $month_start2; $i_month <= $month_end2; $i_month++ )
{
$sql = "SELECT count(*) FROM acid_event $ag WHERE $ag_criteria AND".
$db->baseSQL_YEAR("timestamp", "=", $i_year)." AND ".
$db->baseSQL_MONTH("timestamp", "=", FormatTimeDigit($i_month));
if ( $day_start != -1 )
{
if ($i_month == $month_start) $day_start2 = $day_start; else $day_start2 = 1;
if ($i_month == $month_end) $day_end2 = $day_end; else $day_end2 = 31;
for ( $i_day = $day_start2; $i_day <= $day_end2; $i_day++ )
{
if ( checkdate($i_month, $i_day, $i_year) )
{
$sql = "SELECT count(*) FROM acid_event $ag WHERE $ag_criteria AND ".
$db->baseSQL_YEAR("timestamp", "=", $i_year)." AND ".
$db->baseSQL_MONTH("timestamp", "=",FormatTimeDigit($i_month))." AND ".
$db->baseSQL_DAY("timestamp", "=", FormatTimeDigit($i_day));
if ( $hour_start != -1 )
{
// jl: The condition "i_hour <= hour_end"
// is correct ONLY if the first day is equal
// to the last day of the query.
// Otherwise we want 24 hours of
// all the days preceding the last day of the query.
// Analogously for hour_start.
if ($i_day == $day_start2) $hour_start2 = $hour_start ; else $hour_start2 = 0;
if ($i_day == $day_end2) $hour_end2 = $hour_end ; else $hour_end2 = 23;
for ($i_hour = $hour_start2;
$i_hour <= $hour_end2;
$i_hour++)
{
//if($i_hour < 10 && strlen($i_hour) == 1)
// $i_hour = "0".$i_hour;
$i_hour = FormatTimeDigit($i_hour);
$sql = "SELECT count(*) FROM acid_event $ag WHERE $ag_criteria AND ".
$db->baseSQL_YEAR("timestamp", "=", $i_year)." AND ".
$db->baseSQL_MONTH("timestamp", "=", FormatTimeDigit($i_month))." AND ".
$db->baseSQL_DAY("timestamp", "=", FormatTimeDigit($i_day))." AND ".
$db->baseSQL_HOUR("timestamp", "=", $i_hour);
StoreAlertNum($sql, FormatTimeDigit($i_month)."/".FormatTimeDigit($i_day)."/".$i_year." ".
$i_hour.":00:00 - ".$i_hour.":59:59",
$xdata, $cnt, $min_threshold);
} // end hour
}
else
StoreAlertNum($sql, FormatTimeDigit($i_month)."/".FormatTimeDigit($i_day)."/".$i_year,
$xdata, $cnt, $min_threshold);
}
} // end day
}
else
StoreAlertNum($sql, FormatTimeDigit($i_month)."/".$i_year, $xdata, $cnt, $min_threshold);
} // end month
}
else
StoreAlertNum($sql, $i_year, $xdata, $cnt, $min_threshold);
} // end year
return $cnt;
}
function GetIPDataSet(&$xdata, $chart_type, $data_source, $min_threshold, $criteria)
{
GLOBAL $db, $debug_mode;
if ( $chart_type == 6 )
$sql = "SELECT DISTINCT ip_src, COUNT(acid_event.cid) ".
"FROM acid_event ".$criteria[0].
"WHERE ".$criteria[1]." AND ip_src is NOT NULL ".
"GROUP BY ip_src ORDER BY ip_src";
else if ( $chart_type == 7 )
$sql = "SELECT DISTINCT ip_dst, COUNT(acid_event.cid) ".
"FROM acid_event ".$criteria[0].
"WHERE ".$criteria[1]." AND ip_dst is NOT NULL ".
"GROUP BY ip_dst ORDER BY ip_dst";
if ( $debug_mode > 0) echo $sql."<BR>";
$result = $db->baseExecute($sql);
$cnt = 0;
while ( $myrow = $result->baseFetchRow() )
{
if ( $myrow[1] >= $min_threshold )
{
$xdata[$cnt][0] = baseLong2IP($myrow[0]);
$xdata[$cnt][1] = $myrow[1];
++$cnt;
}
}
$result->baseFreeRows();
return $cnt;
}
function GetPortDataSet(&$xdata, $chart_type, $data_source, $min_threshold, $criteria)
{
GLOBAL $db, $debug_mode;
if ( ($chart_type == 8) || ($chart_type == 9) )
$sql = "SELECT DISTINCT layer4_dport, COUNT(acid_event.cid) ".
"FROM acid_event ".$criteria[0].
"WHERE ".$criteria[1]." AND layer4_dport is NOT NULL ".
"GROUP BY layer4_dport ORDER BY layer4_dport";
else if ( ($chart_type == 10) || ($chart_type == 11) )
$sql = "SELECT DISTINCT layer4_sport, COUNT(acid_event.cid) ".
"FROM acid_event ".$criteria[0].
"WHERE ".$criteria[1]." AND layer4_sport is NOT NULL ".
"GROUP BY layer4_sport ORDER BY layer4_sport";
if ( $debug_mode > 0) echo $sql."<BR>";
$result = $db->baseExecute($sql);
$cnt = 0;
while ( $myrow = $result->baseFetchRow() )
{
if ( $myrow[1] >= $min_threshold )
{
$xdata[$cnt][0] = $myrow[0];
$xdata[$cnt][1] = $myrow[1];
++$cnt;
}
}
$result->baseFreeRows();
return $cnt;
}
function GetClassificationDataSet(&$xdata, $chart_type, $data_source, $min_threshold, $criteria)
{
GLOBAL $db, $debug_mode;
$sql = "SELECT DISTINCT sig_class_id, COUNT(acid_event.cid) ".
"FROM acid_event ".$criteria[0].
"WHERE ".$criteria[1].
" GROUP BY sig_class_id ORDER BY sig_class_id";
if ( $debug_mode > 0) echo $sql."<BR>";
$result = $db->baseExecute($sql);
$cnt = 0;
while ( $myrow = $result->baseFetchRow() )
{
if ( $myrow[1] >= $min_threshold )
{
if ($debug_mode > 0)
{
// Sig. classification vs. number of alerts
error_log(__FILE__ . ":" . __LINE__ . ": \$myrow[0] = \"" . $myrow[0] . "\"");
}
$xdata[$cnt][0] = strip_tags(GetSigClassName($myrow[0], $db));
if ($debug_mode > 0)
{
// Sig. classification vs. number of alerts
error_log(__FILE__ . ":" . __LINE__ . ": \$xdata[\$cnt][0] = \"" . $xdata[$cnt][0] . "\"");
}
if (empty($xdata[$cnt][0]) || $xdata[$cnt][0] == "unclassified")
{
$xdata[$cnt][0] = $myrow[0];
}
$xdata[$cnt][1] = $myrow[1];
++$cnt;
}
}
$result->baseFreeRows();
return $cnt;
}
function GetUniqueDataSet(&$xdata, $chart_type, $data_source, $min_threshold, $criteria)
{
GLOBAL $db, $debug_mode;
$cnt = 0;
$sql = "SELECT signature, " .
"sig_name, " .
"COUNT(signature) " .
"FROM acid_event " . $criteria[0] . " " .
"WHERE " . $criteria[1] . " " .
"GROUP BY signature, sig_name " .
"ORDER BY sig_name";
if ($debug_mode > 0)
{
echo "<BR>\n\$sql = \"" . $sql . "\"<BR><BR>\n\n";
}
$result = $db->baseExecute($sql);
while($myrow = $result->baseFetchRow())
{
# echo "<BR><BR>-------<row>---------<BR><pre>";
# var_dump($myrow);
# echo "<BR><BR><BR>";
# print_r($myrow);
# echo "</PRE><BR>---------</row>--------<BR>";
if ( $myrow[2] >= $min_threshold )
{
$xdata[$cnt][0] = strip_tags($myrow[1]);
$xdata[$cnt][1] = $myrow[2];
if ($debug_mode > 0)
{
print $xdata[$cnt][0] . ": " . $xdata[$cnt][1] . " alerts <BR>\n";
}
++$cnt;
}
}
$result->baseFreeRows();
return $cnt;
}
function GetSensorDataSet(&$xdata, $chart_type, $data_source, $min_threshold, $criteria)
{
GLOBAL $db, $debug_mode;
$sql = "SELECT DISTINCT acid_event.sid, COUNT(acid_event.cid) ".
"FROM acid_event ".$criteria[0].
"WHERE ".$criteria[1].
" GROUP BY acid_event.sid ORDER BY acid_event.sid";
if ( $debug_mode > 0) echo $sql."<BR>";
$result = $db->baseExecute($sql);
$cnt = 0;
while ( $myrow = $result->baseFetchRow() )
{
if ( $myrow[1] >= $min_threshold )
{
$result2 = $db->baseExecute("SELECT hostname FROM sensor where sid=".$myrow[0]);
$sensor_name = $result2->baseFetchRow();
$xdata[$cnt][0] = $sensor_name[0];
$result2->baseFreeRows();
$xdata[$cnt][1] = $myrow[1];
++$cnt;
}
}
$result->baseFreeRows();
return $cnt;
}
// xxx jl
function ReadGeoIPfreeFileAscii(&$Geo_IPfree_array)
{
GLOBAL $Geo_IPfree_file_ascii, $db, $debug_mode, $iso_3166;
if (empty($Geo_IPfree_file_ascii) || !is_file($Geo_IPfree_file_ascii) || !is_readable($Geo_IPfree_file_ascii))
{
return 0;
}
ini_set("memory_limit", "256M");
$lines = file($Geo_IPfree_file_ascii);
if ($lines == FALSE)
{
print "WARNING: " . $Geo_IPfree_file_ascii . " could not be opened.<BR>\n";
return 0;
}
foreach ($lines as $line_num => $line)
{
$line_array[$line_num] = split(' ', rtrim($line));
$index = rtrim($line_array[$line_num][0], ':');
$begin = sprintf("%u", ip2long($line_array[$line_num][1]));
$end = sprintf("%u", ip2long($line_array[$line_num][2]));
if (!isset($iso_3166))
{
ErrorMessage("<BR>ERROR: \$iso_3166 has not been defined.<BR>\n");
return 0;
}
else
{
if (!array_key_exists($index, $iso_3166))
{
$estr = "ERROR: index \"" . $index . "\" = ascii codes ";
$estr .= ord($index[0]) . ", " . ord($index[1]) . " ";
$estr .= "does not exist. Ignoring.<BR>\n";
ErrorMessage($estr);
}
else
{
if ($debug_mode > 1)
{
print "Full name of " . $index . " = \"" . $iso_3166[$index]. "\"<BR>\n";
}
$index .= " (" . $iso_3166[$index] . ")";
}
if (
!isset($Geo_IPfree_array) ||
!key_exists($index, $Geo_IPfree_array)
)
{
$Geo_IPfree_array[$index][0] = array($begin, $end);
}
else
{
{
array_push($Geo_IPfree_array[$index], array($begin, $end));
}
}
}
}
}
/**
* First method how to look up the country corresponding to an ip address:
* http://search.cpan.org/CPAN/authors/id/G/GM/GMPASSOS/Geo-IPfree-0.2.tar.gz
* Requires the transformation of the included database into human readable
* ASCII format, similarly to:
* cd /usr/lib/perl5/site_perl/5.8.8/Geo/
* perl ipct2txt.pl ./ipscountry.dat /tmp/ips-ascii.txt
* $Geo_IPfree_file_ascii must contain the absolute path to
* ips-ascii.txt. The Web server needs read access to this file.
*
*/
function GeoIPfree_IP2Country($Geo_IPfree_array, $address_with_dots, &$country)
{
GLOBAL $db, $debug_mode;
if (
empty($Geo_IPfree_array) ||
empty($address_with_dots)
)
{
return 0;
}
$address = sprintf("%u", ip2long($address_with_dots));
while (list($key, $val) = each($Geo_IPfree_array))
{
$nelements = count($val);
if (count($val) > 0)
{
while(list($key2, $val2) = each($val))
{
if ($debug_mode > 1)
{
if ($val2[0] > $val2[1])
{
print "WARNING: Inconsistency with $key array element no. " . $key2 . ": " . long2ip($val2[0]) . " - " . long2ip($val2[1]) . "<BR>\n";
}
}
if (
($address >= $val2[0]) &&
($address <= $val2[1])
)
{
if ($debug_mode > 0)
{
print "Found: " . $address_with_dots . " belongs to " . $key ;
print ": " . long2ip($val2[0]) . " - " . long2ip($val2[1]);
print "<BR>\n";
}
$country = $key;
return 1;
}
}
}
}
}
/**
* Second method how to lookup the country corresponding to an ip address:
* Makes use of the perl module IP::Country
* http://search.cpan.org/dist/IP-Country/
* The web server needs permission to execute "ip2cc".
* Quoting from the php manual:
* "Note: When safe mode is enabled, you can only execute executables within the safe_mode_exec_dir. For practical reasons it is currently not allowed to have .. components in the path to the executable."
*
* $IP2CC must contain the absolute path to this executable.
*
*
*/
function run_ip2cc($address_with_dots, &$country)
{
GLOBAL $db, $debug_mode, $IP2CC, $iso_3166;
if (empty($address_with_dots))
{
ErrorMessage("ERROR: \$address_with_dots is empty<BR>\n");
return 0;
}
if ((!is_file($IP2CC)) || (!is_executable($IP2CC)))
{
ErrorMessage("ERROR: with \$IP2CC = \"" . $IP2CC . "\"<BR>\n");
return 0;
}
$cmd = $IP2CC . " " . $address_with_dots;
unset($lastline);
unset($output);
unset($rv);
$lastline = exec($cmd, $output, $rv);
if ($rv != 0)
{
ErrorMessage("ERROR with " . $cmd . "<BR>\n");
print "\$rv = " . $rv . "<BR>\n";
print_r($output);
return 0;
}
$result = explode(" ", $output[6]);
$max = count($result);
$country = "";
for ($i = 3; $i < $max; $i++)
{
$country .= $result[$i] . " ";
}
if ($debug_mode > 0)
{
print "Found: " . $address_with_dots . " belongs to " . $country . "<BR>\n" ;
}
return 1;
}
function IncreaseCountryValue(&$countries, $to_search, $number_of_alerts)
{
GLOBAL $db, $debug_mode;
$php_version = phpversion();
$ver = $php_version[0];
// PHP Version 5.x and above
if ($ver >= 5)
{
if (count($countries) == 0)
{
$countries[$to_search] = $number_of_alerts;
return;
}
if (array_key_exists($to_search, $countries))
{
if ($debug_mode > 1)
{
print $to_search . " does exist.<BR>\n";
}
$countries[$to_search] += $number_of_alerts;
}
else
{
if ($debug_mode > 1)
{
print $to_search . " does NOT exist.<BR>\n";
}
$countries[$to_search] = $number_of_alerts;
}
}
else
// PHP Version 4.x (and below)
{
if (count($countries) == 0)
{
$countries[$to_search] = $number_of_alerts;
return;
}
if (key_exists($to_search, $countries))
{
if ($debug_mode > 1)
{
print $to_search . " does exist.<BR>\n";
}
$countries[$to_search] += $number_of_alerts;
}
else
{
if ($debug_mode > 1)
{
print $to_search . " does NOT exist.<BR>\n";
}
$countries[$to_search] = $number_of_alerts;
}
}
}
function GetCountryDataSet(&$xdata, $chart_type, $data_source, $min_threshold, $criteria)
{
GLOBAL $db, $debug_mode, $Geo_IPfree_file_ascii, $IP2CC;
$country_method = 0;
if (($chart_type == 14) || ($chart_type == 15))
// 14 = Src Countries vs. Num Alerts
// 15 = dto., but on worldmap
{
$sql = "SELECT DISTINCT ip_src, COUNT(acid_event.cid) ".
"FROM acid_event ".$criteria[0].
"WHERE ".$criteria[1]." AND ip_src is NOT NULL ".
"GROUP BY ip_src ORDER BY ip_src";
}
else if (($chart_type == 16) || ($chart_type == 17))
// 16 = Dst Countries vs. Num Alerts
// 17 = dto., but on worldmap
{
$sql = "SELECT DISTINCT ip_dst, COUNT(acid_event.cid) ".
"FROM acid_event ".$criteria[0].
"WHERE ".$criteria[1]." AND ip_dst is NOT NULL ".
"GROUP BY ip_dst ORDER BY ip_dst";
}
if ($debug_mode > 0) echo $sql."<BR>";
$result = $db->baseExecute($sql);
if (!isset($Geo_IPfree_file_ascii) && !isset($IP2CC))
{
ErrorMessage("ERROR: Neither \$Geo_IPfree_file_ascii nor \$IP2CC has been configured in base_conf.php.<BR>\n");
return 0;
}
else
{
if (isset($Geo_IPfree_file_ascii))
{
if (empty($Geo_IPfree_file_ascii))
{
ErrorMessage("ERROR: \$Geo_IPfree_file_ascii is an empty string.<BR>\n");
return 0;
}
else
{
if (!is_file($Geo_IPfree_file_ascii))
{
ErrorMessage("ERROR: " . $Geo_IPfree_file_ascii . " could not be found. Wrong path, perhaps?<BR>\n");
return 0;
}
else
{
if (!is_readable($Geo_IPfree_file_ascii))
{
ErrorMessage("ERROR: " . $Geo_IPfree_file_ascii . " does exist, but is not readable. Wrong permissions, perhaps?<BR>\n");
return 0;
}
else
{
$country_method = 1;
if ($debug_mode > 0)
{
print "<BR>\ncountry method 1: We use the database of Geo::IPfree<BR>\n<BR>\n";
}
// Read in database with country data for ip addresses
ReadGeoIPfreeFileAscii($Geo_IPfree_array);
}
}
}
}
else if (isset($IP2CC))
{
if (empty($IP2CC))
{
ErrorMessage("ERROR: \$IP2CC is an empty string.<BR>\n");
return 0;
}
else
{
if (!is_file($IP2CC))
{
ErrorMessage("ERROR: " . $IP2CC . " could not be found. Wrong path, perhaps?<BR>\n");
$rv = ini_get("safe_mode");
if ($rv == 1)
{
print "In "safe_mode" " the file " . $Geo_IPfree_file_ascii . "" must be owned by the user under which the web server is running. Adding it to both safe_mode_exec_dir and to include_path in /etc/php.ini does NOT seem to be sufficient.<BR>\n";
}
return 0;
}
else
{
if (!is_executable($IP2CC))
{
ErrorMessage("ERROR: " . $IP2CC . " does exist, but is not executable. Wrong permissions, perhaps?<BR>\n");
$rv = ini_get("safe_mode");
if ($rv == 1)
{
ErrorMessage("In "safe_mode" the path "" .
dirname($IP2CC) .
"" must also be part of safe_mode_exec_dir in /etc/php.ini:<BR><BR>\n" .
"safe_mode_exec_dir = "" . dirname($IP2CC) .
""<BR><BR>" .
"It seems that not more than ONE SINGLE directory may be assigned to safe_mode_exec_dir.<BR>\n");
}
return 0;
}
else
{
if ($debug_mode > 0)
{
print "<BR>\ncountry_method 2: We make use of ip2cc<BR>\n<BR>\n";
}