From 10cab278e653f00bd8ec0ee0e82d30e5c7798042 Mon Sep 17 00:00:00 2001
From: bmeeks8 <bmeeks8@bellsouth.net>
Date: Wed, 19 Feb 2014 14:08:14 -0500
Subject: BETA version of Suricata 1.4.6 IDS package v0.1 for pfSense.

---
 config/suricata/suricata_post_install.php | 139 ++++++++++++++++++++++++++++++
 1 file changed, 139 insertions(+)
 create mode 100644 config/suricata/suricata_post_install.php

(limited to 'config/suricata/suricata_post_install.php')

diff --git a/config/suricata/suricata_post_install.php b/config/suricata/suricata_post_install.php
new file mode 100644
index 00000000..0d6f553e
--- /dev/null
+++ b/config/suricata/suricata_post_install.php
@@ -0,0 +1,139 @@
+<?php
+/*
+ * suricata_post_install.php
+ *
+ * Copyright (C) 2014 Bill Meeks
+ * part of pfSense
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
+ * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/****************************************************************************/
+/* This module is called once during the Suricata package installation to   */
+/* perform required post-installation setup.  It should only be executed    */
+/* from the Package Manager process via the custom-post-install hook in     */
+/* the snort.xml package configuration file.                                */
+/****************************************************************************/
+
+require_once("config.inc");
+require_once("functions.inc");
+require_once("/usr/local/pkg/suricata/suricata.inc");
+
+global $config, $g, $rebuild_rules, $pkg_interface, $suricata_gui_include;
+
+$suricatadir = SURICATADIR;
+$rcdir = RCFILEPREFIX;
+
+// Hard kill any running Suricata process that may have been started by any
+// of the pfSense scripts such as check_reload_status() or rc.start_packages
+if(is_process_running("suricata")) {
+	exec("/usr/bin/killall -z suricata");
+	sleep(2);
+	// Delete any leftover suricata PID files in /var/run
+	array_map('@unlink', glob("/var/run/suricata_*.pid"));
+}
+// Hard kill any running Barnyard2 processes
+if(is_process_running("barnyard")) {
+	exec("/usr/bin/killall -z barnyard2");
+	sleep(2);
+	// Delete any leftover barnyard2 PID files in /var/run
+	array_map('@unlink', glob("/var/run/barnyard2_*.pid"));
+}
+
+// Set flag for post-install in progress
+$g['suricata_postinstall'] = true;
+
+// Fix up the sample filenames from a PBI package install
+//$sample_files = array("classification.config", "reference.config", "suricata.yaml");
+//foreach ($sample_files as $file) {
+//	if (file_exists("{$suricatadir}{$file}-sample"))
+//		@rename("{$suricatadir}{$file}-sample", "{$suricatadir}{$file}");
+//}
+
+// Remove any previously installed script since we rebuild it
+@unlink("{$rcdir}/suricata.sh");
+
+// Create the top-tier log directory
+safe_mkdir(SURICATALOGDIR);
+
+// remake saved settings
+if ($config['installedpackages']['suricata']['config'][0]['forcekeepsettings'] == 'on') {
+	log_error(gettext("[Suricata] Saved settings detected... rebuilding installation with saved settings..."));
+	update_status(gettext("Saved settings detected..."));
+	update_output_window(gettext("Please wait... rebuilding installation with saved settings..."));
+	log_error(gettext("[Suricata] Downloading and updating configured rule types..."));
+	update_output_window(gettext("Please wait... downloading and updating configured rule types..."));
+	if ($pkg_interface <> "console")
+		$suricata_gui_include = true;
+	include('/usr/local/www/suricata/suricata_check_for_rule_updates.php');
+	update_status(gettext("Generating suricata.yaml configuration file from saved settings..."));
+	$rebuild_rules = true;
+
+	// Create the suricata.yaml files for each enabled interface
+	$suriconf = $config['installedpackages']['suricata']['rule'];
+	foreach ($suriconf as $value) {
+		$if_real = suricata_get_real_interface($value['interface']);
+
+		// create a suricata.yaml file for interface
+		suricata_generate_yaml($value);
+
+		// create barnyard2.conf file for interface
+		if ($value['barnyard_enable'] == 'on')
+			suricata_generate_barnyard2_conf($value, $if_real);
+	}
+
+	// create Suricata bootup file suricata.sh
+	suricata_create_rc();
+
+	// Set Log Limit, Block Hosts Time and Rules Update Time
+	suricata_loglimit_install_cron($config['installedpackages']['suricata']['config'][0]['suricataloglimit'] == 'on' ? true : false);
+//	suricata_rm_blocked_install_cron($config['installedpackages']['suricata']['config'][0]['rm_blocked'] != "never_b" ? true : false);
+	suricata_rules_up_install_cron($config['installedpackages']['suricata']['config'][0]['autoruleupdate'] != "never_up" ? true : false);
+
+	// Add the recurring jobs created above to crontab
+	configure_cron();
+
+	$rebuild_rules = false;
+	update_output_window(gettext("Finished rebuilding Suricata configuration files..."));
+	log_error(gettext("[Suricata] Finished rebuilding installation from saved settings..."));
+
+	// Only try to start Suricata if not in reboot
+	if (!$g['booting']) {
+		update_status(gettext("Starting Suricata using rebuilt configuration..."));
+		update_output_window(gettext("Please wait... while Suricata is started..."));
+		log_error(gettext("[Suricata] Starting Suricata using rebuilt configuration..."));
+		start_service("suricata");
+		update_output_window(gettext("Suricata has been started using the rebuilt configuration..."));
+	}
+}
+
+// Update Suricata package version in configuration
+$config['installedpackages']['suricata']['config'][0]['suricata_config_ver'] = "0.1-BETA";
+write_config();
+
+// Done with post-install, so clear flag
+unset($g['suricata_postinstall']);
+log_error(gettext("[Suricata] Package post-installation tasks completed..."));
+return true;
+
+?>
-- 
cgit v1.2.3