From c3b3ace436cfc9f0cc0ea7e5909c58582b7ed658 Mon Sep 17 00:00:00 2001
From: bmeeks8 <bmeeks8@bellsouth.net>
Date: Sun, 12 Jan 2014 00:25:54 -0500
Subject: Ensure conf_mount_rw() and conf_mount_ro() are used where needed.

---
 config/snort/snort_alerts.php                    |  5 ++++-
 config/snort/snort_blocked.php                   |  3 +++
 config/snort/snort_define_servers.php            |  2 ++
 config/snort/snort_download_updates.php          |  2 ++
 config/snort/snort_edit_hat_data.php             |  4 ++++
 config/snort/snort_interfaces_edit.php           |  2 ++
 config/snort/snort_interfaces_whitelist_edit.php |  2 --
 config/snort/snort_migrate_config.php            |  2 +-
 config/snort/snort_preprocessors.php             | 14 ++++++++------
 config/snort/snort_rules.php                     | 10 +++++++++-
 config/snort/snort_rulesets.php                  |  6 +++++-
 11 files changed, 40 insertions(+), 12 deletions(-)

diff --git a/config/snort/snort_alerts.php b/config/snort/snort_alerts.php
index 2b957f61..97174cdd 100755
--- a/config/snort/snort_alerts.php
+++ b/config/snort/snort_alerts.php
@@ -221,16 +221,17 @@ if ($_GET['action'] == "clear" || $_POST['delete']) {
 	$fd = @fopen("/var/log/snort/snort_{$if_real}{$snort_uuid}/alert", "w+");
 	if ($fd)
 		fclose($fd);
-	conf_mount_ro();
 	/* XXX: This is needed if snort is run as snort user */
 	mwexec('/bin/chmod 660 /var/log/snort/*', true);
 	if (file_exists("{$g['varrun_path']}/snort_{$if_real}{$snort_uuid}.pid"))
 		mwexec("/bin/pkill -HUP -F {$g['varrun_path']}/snort_{$if_real}{$snort_uuid}.pid -a");
+	conf_mount_ro();
 	header("Location: /snort/snort_alerts.php?instance={$instanceid}");
 	exit;
 }
 
 if ($_POST['download']) {
+	conf_mount_rw();
 	$save_date = exec('/bin/date "+%Y-%m-%d-%H-%M-%S"');
 	$file_name = "snort_logs_{$save_date}_{$if_real}.tar.gz";
 	exec("cd /var/log/snort/snort_{$if_real}{$snort_uuid} && /usr/bin/tar -czf /tmp/{$file_name} *");
@@ -255,6 +256,8 @@ if ($_POST['download']) {
 	}
 	else
 		$savemsg = gettext("An error occurred while creating archive");
+
+	conf_mount_ro();
 }
 
 /* Load up an array with the current Suppression List GID,SID values */
diff --git a/config/snort/snort_blocked.php b/config/snort/snort_blocked.php
index 8d106a90..95109660 100644
--- a/config/snort/snort_blocked.php
+++ b/config/snort/snort_blocked.php
@@ -63,6 +63,7 @@ if ($_POST['remove']) {
 /* TODO: build a file with block ip and disc */
 if ($_POST['download'])
 {
+	conf_mount_rw();
 	$blocked_ips_array_save = "";
 	exec('/sbin/pfctl -t snort2c -T show', $blocked_ips_array_save);
 	/* build the list */
@@ -104,6 +105,8 @@ if ($_POST['download'])
 			$savemsg = gettext("An error occurred while creating archive");
 	} else
 		$savemsg = gettext("No content on snort block list");
+
+	conf_mount_ro();
 }
 
 if ($_POST['save'])
diff --git a/config/snort/snort_define_servers.php b/config/snort/snort_define_servers.php
index e9fcfcab..7b729208 100755
--- a/config/snort/snort_define_servers.php
+++ b/config/snort/snort_define_servers.php
@@ -131,11 +131,13 @@ if ($_POST) {
 
 		$a_nat[$id] = $natent;
 
+		conf_mount_rw();
 		write_config();
 
 		/* Update the snort conf file for this interface. */
 		$rebuild_rules = false;
 		snort_generate_conf($a_nat[$id]);
+		conf_mount_ro();
 
 		/* after click go to this page */
 		header( 'Expires: Sat, 26 Jul 1997 05:00:00 GMT' );
diff --git a/config/snort/snort_download_updates.php b/config/snort/snort_download_updates.php
index 5c9b8210..fc97ab96 100755
--- a/config/snort/snort_download_updates.php
+++ b/config/snort/snort_download_updates.php
@@ -87,8 +87,10 @@ if (file_exists("{$snortdir}/{$snort_community_rules_filename}.md5"))
 
 /* Check for postback to see if we should clear the update log file. */
 if (isset($_POST['clear'])) {
+	conf_mount_rw();
 	if (file_exists("{$snort_rules_upd_log}"))
 		mwexec("/bin/rm -f {$snort_rules_upd_log}");
+	conf_mount_ro();
 }
 
 if (isset($_POST['update'])) {
diff --git a/config/snort/snort_edit_hat_data.php b/config/snort/snort_edit_hat_data.php
index f6d00b0b..9189c936 100644
--- a/config/snort/snort_edit_hat_data.php
+++ b/config/snort/snort_edit_hat_data.php
@@ -61,19 +61,23 @@ else
 	$pconfig['host_attribute_data'] = "";
 
 if ($_POST['clear']) {
+	conf_mount_rw();
 	unset($a_nat[$id]['host_attribute_data']);
 	write_config();
 	$rebuild_rules = false;
 	snort_generate_conf($a_nat[$id]);
+	conf_mount_ro();
 	header("Location: /snort/snort_edit_hat_data.php?id={$id}");
 	exit;
 }
 
 if ($_POST['host_attribute_data']) {
+	conf_mount_rw();
 	$a_nat[$id]['host_attribute_data'] = base64_encode($_POST['host_attribute_data']);
 	write_config();
 	$rebuild_rules = false;
 	snort_generate_conf($a_nat[$id]);
+	conf_mount_ro();
 	header("Location: /snort/snort_preprocessors.php?id={$id}");
 	exit;
 }
diff --git a/config/snort/snort_interfaces_edit.php b/config/snort/snort_interfaces_edit.php
index 9d488207..0a99e60a 100755
--- a/config/snort/snort_interfaces_edit.php
+++ b/config/snort/snort_interfaces_edit.php
@@ -150,8 +150,10 @@ if ($_POST["Submit"]) {
 			if ($natent['interface'] != $a_rule[$id]['interface']) {
 				$oif_real = snort_get_real_interface($a_rule[$id]['interface']);
 				snort_stop($a_rule[$id], $oif_real);
+				conf_mount_rw();
 				exec("rm -r /var/log/snort_{$oif_real}" . $a_rule[$id]['uuid']);
 				exec("mv -f {$snortdir}/snort_" . $a_rule[$id]['uuid'] . "_{$oif_real} {$snortdir}/snort_" . $a_rule[$id]['uuid'] . "_{$if_real}");
+				conf_mount_ro();
 			}
 			$a_rule[$id] = $natent;
 		} else {
diff --git a/config/snort/snort_interfaces_whitelist_edit.php b/config/snort/snort_interfaces_whitelist_edit.php
index cbc31378..882c2b6f 100644
--- a/config/snort/snort_interfaces_whitelist_edit.php
+++ b/config/snort/snort_interfaces_whitelist_edit.php
@@ -100,8 +100,6 @@ if ($_GET['act'] == "import") {
 }
 
 if ($_POST['submit']) {
-	conf_mount_rw();
-
 	unset($input_errors);
 	$pconfig = $_POST;
 
diff --git a/config/snort/snort_migrate_config.php b/config/snort/snort_migrate_config.php
index 1a555408..61989e99 100644
--- a/config/snort/snort_migrate_config.php
+++ b/config/snort/snort_migrate_config.php
@@ -296,7 +296,7 @@ unset($r);
 
 // Write out the new configuration to disk if we changed anything
 if ($updated_cfg) {
-	$config['installedpackages']['snortglobal']['snort_config_ver'] = "3.0.1";
+	$config['installedpackages']['snortglobal']['snort_config_ver'] = "3.0.2";
 	log_error("[Snort] Saving configuration settings in new format...");
 	write_config();
 	log_error("[Snort] Settings successfully migrated to new configuration format...");
diff --git a/config/snort/snort_preprocessors.php b/config/snort/snort_preprocessors.php
index 289a3941..d1b3e5be 100755
--- a/config/snort/snort_preprocessors.php
+++ b/config/snort/snort_preprocessors.php
@@ -509,25 +509,27 @@ elseif ($_POST['Submit']) {
 		$natent['stream5_track_udp'] = $_POST['stream5_track_udp'] ? 'on' : 'off';
 		$natent['stream5_track_icmp'] = $_POST['stream5_track_icmp'] ? 'on' : 'off';
 
-		/* If 'preproc_auto_rule_disable' is off, then clear log file */
-		if ($natent['preproc_auto_rule_disable'] == 'off')
-			@unlink("{$disabled_rules_log}");
-
 		if (isset($id) && $a_nat[$id]) {
 			$a_nat[$id] = $natent;
 			write_config();
 		}
 
-		/* Set flag to rebuild rules for this interface  */
-		$rebuild_rules = true;
+		conf_mount_rw();
 
 		/*************************************************/
 		/* Update the snort.conf file and rebuild the    */
 		/* rules for this interface.                     */
 		/*************************************************/
+		$rebuild_rules = true;
 		snort_generate_conf($natent);
 		$rebuild_rules = false;
 
+		/* If 'preproc_auto_rule_disable' is off, then clear log file */
+		if ($natent['preproc_auto_rule_disable'] == 'off')
+			@unlink("{$disabled_rules_log}");
+
+		conf_mount_ro();
+
 		/*******************************************************/
 		/* Signal Snort to reload Host Attribute Table if one  */
 		/* is configured and saved.                            */
diff --git a/config/snort/snort_rules.php b/config/snort/snort_rules.php
index 0434f88f..37b06914 100755
--- a/config/snort/snort_rules.php
+++ b/config/snort/snort_rules.php
@@ -319,21 +319,25 @@ if ($_GET['act'] == "resetall" && !empty($rules_map)) {
 }
 
 if ($_POST['clear']) {
+	conf_mount_rw();
 	unset($a_rule[$id]['customrules']);
 	write_config();
 	$rebuild_rules = true;
 	snort_generate_conf($a_rule[$id]);
 	$rebuild_rules = false;
+	conf_mount_ro();
 	header("Location: /snort/snort_rules.php?id={$id}&openruleset={$currentruleset}");
 	exit;
 }
 
 if ($_POST['customrules']) {
+	conf_mount_rw();
 	$a_rule[$id]['customrules'] = base64_encode($_POST['customrules']);
 	write_config();
 	$rebuild_rules = true;
 	snort_generate_conf($a_rule[$id]);
 	$rebuild_rules = false;
+	conf_mount_ro();
 	$output = "";
 	$retcode = "";
 	exec("/usr/local/bin/snort -T -c {$snortdir}/snort_{$snort_uuid}_{$if_real}/snort.conf 2>&1", $output, $retcode);
@@ -352,7 +356,7 @@ if ($_POST['customrules']) {
 }
 
 else if ($_POST['apply']) {
-
+	conf_mount_rw();
 	/* Save new configuration */
 	write_config();
 
@@ -363,6 +367,10 @@ else if ($_POST['apply']) {
 	$rebuild_rules = true;
 	snort_generate_conf($a_rule[$id]);
 	$rebuild_rules = false;
+	conf_mount_ro();
+
+	/* Soft-restart Snort to live-load new rules */
+	snort_reload_config($a_rule[$id]);
 
 	/* Return to this same page */
 	header("Location: /snort/snort_rules.php?id={$id}&openruleset={$currentruleset}");
diff --git a/config/snort/snort_rulesets.php b/config/snort/snort_rulesets.php
index 62b68a1b..dc37cb10 100755
--- a/config/snort/snort_rulesets.php
+++ b/config/snort/snort_rulesets.php
@@ -118,7 +118,6 @@ if ($a_nat[$id]['ips_policy_enable'] == 'on') {
 else
 	$disable_vrt_rules = "";
 
-/* alert file */
 if ($_POST["Submit"]) {
 
 	if ($_POST['ips_policy_enable'] == "on") {
@@ -146,6 +145,7 @@ if ($_POST["Submit"]) {
 			@unlink("{$snortdir}/snort_{$snort_uuid}_{$if_real}/rules/{$flowbit_rules_file}");
 	}
 
+	conf_mount_rw();
 	write_config();
 
 	/*************************************************/
@@ -155,6 +155,10 @@ if ($_POST["Submit"]) {
 	$rebuild_rules = true;
 	snort_generate_conf($a_nat[$id]);
 	$rebuild_rules = false;
+	conf_mount_ro();
+
+	/* Soft-restart Snort to live-load new rules */
+	snort_reload_config($a_nat[$id]);
 
 	header("Location: /snort/snort_rulesets.php?id=$id");
 	exit;
-- 
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