From d7334cf34d4a7e2825137d96c06e5a8327f7520c Mon Sep 17 00:00:00 2001
From: bmeeks8 <bmeeks8@bellsouth.net>
Date: Wed, 26 Nov 2014 17:51:54 -0500
Subject: Need to define download_file() function for pfSense prior to 2.2.

---
 config/suricata/suricata_geoipupdate.php | 61 +++++++++++++++++++++++++++-----
 1 file changed, 52 insertions(+), 9 deletions(-)

(limited to 'config')

diff --git a/config/suricata/suricata_geoipupdate.php b/config/suricata/suricata_geoipupdate.php
index 4e86b833..46e1177e 100644
--- a/config/suricata/suricata_geoipupdate.php
+++ b/config/suricata/suricata_geoipupdate.php
@@ -46,6 +46,51 @@ require_once("config.inc");
 require_once("functions.inc");
 require("/usr/local/pkg/suricata/suricata_defs.inc");
 
+/*************************************************************************
+ * Hack for backwards compatibility with older 2.1.x pfSense versions    *
+ * that did not contain the new "download_file()" utility function       *
+ * present in 2.2 and higher.                                            *
+ *************************************************************************/
+if(!function_exists("download_file")) {
+	function download_file($url, $destination, $verify_ssl = false, $connect_timeout = 60, $timeout = 0) {
+		global $config, $g;
+
+		$fp = fopen($destination, "wb");
+
+		if (!$fp)
+			return false;
+
+		$ch = curl_init();
+		curl_setopt($ch, CURLOPT_URL, $url);
+		curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, $verify_ssl);
+		curl_setopt($ch, CURLOPT_FILE, $fp);
+		curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $connect_timeout);
+		curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
+		curl_setopt($ch, CURLOPT_HEADER, false);
+		curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
+		curl_setopt($ch, CURLOPT_USERAGENT, $g['product_name'] . '/' . rtrim(file_get_contents("/etc/version")));
+
+		if (!empty($config['system']['proxyurl'])) {
+			curl_setopt($ch, CURLOPT_PROXY, $config['system']['proxyurl']);
+			if (!empty($config['system']['proxyport']))
+				curl_setopt($ch, CURLOPT_PROXYPORT, $config['system']['proxyport']);
+			if (!empty($config['system']['proxyuser']) && !empty($config['system']['proxypass'])) {
+				@curl_setopt($ch, CURLOPT_PROXYAUTH, CURLAUTH_ANY | CURLAUTH_ANYSAFE);
+				curl_setopt($ch, CURLOPT_PROXYUSERPWD, "{$config['system']['proxyuser']}:{$config['system']['proxypass']}");
+			}
+		}
+
+		@curl_exec($ch);
+		$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
+		fclose($fp);
+		curl_close($ch);
+		return ($http_code == 200) ? true : $http_code;
+	}
+}
+
+/**********************************************************************
+ * Start of main code                                                 *
+ **********************************************************************/
 global $g, $config;
 $suricata_geoip_dbdir = SURICATA_PBI_BASEDIR . 'share/GeoIP/';
 $geoip_tmppath = "{$g['tmp_path']}/geoipup/";
@@ -60,28 +105,26 @@ else
 // Download the free GeoIP Legacy country name databases for IPv4 and IPv6
 // to a temporary location.
 safe_mkdir("$geoip_tmppath");
-download_file("http://geolite.maxmind.com/download/geoip/database/GeoLiteCountry/GeoIP.dat.gz", "{$geoip_tmppath}GeoIP.dat.gz");
-download_file("http://geolite.maxmind.com/download/geoip/database/GeoIPv6.dat.gz", "{$geoip_tmppath}GeoIPv6.dat.gz");
+if (download_file("http://geolite.maxmind.com/download/geoip/database/GeoLiteCountry/GeoIP.dat.gz", "{$geoip_tmppath}GeoIP.dat.gz") != true)
+	log_error(gettext("[Suricata] An error occurred downloading the 'GeoIP.dat.gz' update file for GeoIP."));
+if (download_file("http://geolite.maxmind.com/download/geoip/database/GeoIPv6.dat.gz", "{$geoip_tmppath}GeoIPv6.dat.gz") != true)
+	log_error(gettext("[Suricata] An error occurred downloading the 'GeoIPv6.dat.gz' update file for GeoIP."));
 
 // Mount filesystem read-write since we need to write
-// the databases to PBI_BASE/share/GeoIP.
+// the extracted databases to PBI_BASE/share/GeoIP.
 conf_mount_rw();
 
 // If the files downloaded successfully, unpack them and store
 // the DB files in the PBI_BASE/share/GeoIP directory.
 if (file_exists("{$geoip_tmppath}GeoIP.dat.gz")) {
-	exec("/usr/bin/gunzip -f {$geoip_tmppath}GeoIP.dat.gz");
+	mwexec("/usr/bin/gunzip -f {$geoip_tmppath}GeoIP.dat.gz");
 	@rename("{$geoip_tmppath}GeoIP.dat", "{$suricata_geoip_dbdir}GeoIP.dat");
 }
-else
-	log_error(gettext("[Suricata] An error occurred downloading the 'GeoIP.dat.gz' update file for GeoIP."));
 
 if (file_exists("{$geoip_tmppath}GeoIPv6.dat.gz")) {
-	exec("/usr/bin/gunzip -f {$geoip_tmppath}GeoIPv6.dat.gz");
+	mwexec("/usr/bin/gunzip -f {$geoip_tmppath}GeoIPv6.dat.gz");
 	@rename("{$geoip_tmppath}GeoIPv6.dat", "{$suricata_geoip_dbdir}GeoIPv6.dat");
 }
-else
-	log_error(gettext("[Suricata] An error occurred downloading the 'GeoIPv6.dat.gz' update file for GeoIP."));
 
 // Finished with filesystem mods, so remount read-only
 conf_mount_ro();
-- 
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