diff options
Diffstat (limited to 'config/snort')
| -rw-r--r-- | config/snort/snort.inc | 139 | ||||
| -rw-r--r-- | config/snort/snort_interfaces_edit.php | 3 |
2 files changed, 52 insertions, 90 deletions
diff --git a/config/snort/snort.inc b/config/snort/snort.inc index d4a79d1b..f667481f 100644 --- a/config/snort/snort.inc +++ b/config/snort/snort.inc @@ -44,10 +44,7 @@ $snort_rules_file = "snortrules-snapshot-2922.tar.gz"; ini_set('max_execution_time', '9999'); ini_set('max_input_time', '9999'); -/* define oinkid */ -if ($config['installedpackages']['snortglobal']) - $oinkid = $config['installedpackages']['snortglobal']['oinkmastercode']; -else +if (!is_array($config['installedpackages']['snortglobal'])) $config['installedpackages']['snortglobal'] = array(); /* find out if were in 1.2.3-RELEASE */ @@ -239,11 +236,10 @@ function build_base_whitelist($build_netlist, $wanip, $wangw, $wandns, $vips, $v /* checks to see if snort is running yes/no and stop/start */ function Running_Ck($snort_uuid, $if_real, $id) { - global $config; + global $config, $g; $snort_uph = 'no'; - $snort_up_prell = exec("/bin/ps -ax | /usr/bin/grep \"R {$snort_uuid}\" | /usr/bin/grep -v grep | /usr/bin/awk '{print \$1;}'"); - if ($snort_up_prell != '') + if (file_exists("{$g['varrun_path']}/snort_{$if_real}{$snort_uuid}.pid") && isvalidpid("{$g['varrun_path']}/snort_{$if_real}{$snort_uuid}.pid")) $snort_uph = 'yes'; return $snort_uph; @@ -251,11 +247,10 @@ function Running_Ck($snort_uuid, $if_real, $id) { /* checks to see if barnyard2 is running yes/no */ function Running_Ck_b($snort_uuid, $if_real, $id) { - global $config; + global $config, $g; $snort_up_b = 'no'; - $snort_up_pre_b = exec("/bin/ps -ax | /usr/bin/grep barnyard2 | /usr/bin/grep \"f snort_{$snort_uuid}_{$if_real}.u2\" | /usr/bin/grep -v grep | /usr/bin/awk '{print \$1;}'"); - if ($snort_up_pre_b != '') + if (file_exists("{$g['varrun_path']}/barnyard2_{$if_real}{$snort_uuid}.pid") && isvalidpid("{$g['varrun_path']}/barnyard2_{$if_real}{$snort_uuid}.pid")) $snort_up_b = 'yes'; return $snort_up_b; @@ -264,23 +259,17 @@ function Running_Ck_b($snort_uuid, $if_real, $id) { function Running_Stop($snort_uuid, $if_real, $id) { global $config, $g; - /* if snort.sh crashed this will remove the pid */ - @unlink("{$g['tmp_path']}/snort.sh.pid"); - - $start_up = exec("/bin/ps -ax | /usr/bin/grep \"R {$snort_uuid}\" | /usr/bin/grep -v grep | /usr/bin/awk '{ print \$1; }'"); - $start_upb = exec("/bin/ps -ax | /usr/bin/grep \"snort_{$snort_uuid}_{$if_real}.u2\" | /usr/bin/grep -v grep | /usr/bin/awk '{ print \$1; }'"); - - if ($start_up != '') { - exec("/bin/kill {$start_up}"); - exec("/bin/rm /var/log/snort/run/snort_{$if_real}{$snort_uuid}*"); + if (isvalidpid("{$g['varrun_path']}/snort_{$if_real}{$snort_uuid}.pid")) { + killbypid("{$g['varrun_path']}/snort_{$if_real}{$snort_uuid}"); + exec("/bin/rm {$g['varrun_path']}/snort_{$if_real}{$snort_uuid}.pid"); exec("/bin/rm /var/log/snort/snort_{$snort_uuid}_{$if_real}*"); @unlink("/var/log/snort/alert_{$snort_uuid}"); exec("/bin/rm -r /usr/local/etc/snort/snort_{$snort_uuid}_{$if_real}"); } - if ($start_upb != '') { - exec("/bin/kill {$start_upb}"); - exec("/bin/rm /var/run/barnyard2_{$snort_uuid}_{$if_real}*"); + if (isvalidpid("{$g['varrun_path']}/barnyard2_{$if_real}{$snort_uuid}.pid")) { + killbypid("{$g['varrun_path']}/barnyard2_{$if_real}{$snort_uuid}.pid"); + exec("/bin/rm {$g['varrun_path']}/barnyard2_{$snort_uuid}_{$if_real}*"); exec("/bin/rm /var/log/snort/snort.u2_{$snort_uuid}_{$if_real}*"); } @@ -290,14 +279,11 @@ function Running_Stop($snort_uuid, $if_real, $id) { } function Running_Start($snort_uuid, $if_real, $id) { - global $config; - - /* if snort.sh crashed this will remove the pid */ - @unlink("{$g['tmp_path']}/snort.sh.pid"); + global $config, $g; $snort_info_chk = $config['installedpackages']['snortglobal']['rule'][$id]['enable']; if ($snort_info_chk == 'on') - exec("/usr/local/bin/snort -R \"{$snort_uuid}\" -D -q -l /var/log/snort --pid-path /var/log/snort/run -G {$snort_uuid} -c /usr/local/etc/snort/snort_{$snort_uuid}_{$if_real}/snort.conf -i {$if_real}"); + exec("/usr/local/bin/snort -R {$snort_uuid} -D -q -l /var/log/snort --pid-path {$g['varrun_path']} --nolock-pidfile -G {$snort_uuid} -c /usr/local/etc/snort/snort_{$snort_uuid}_{$if_real}/snort.conf -i {$if_real}"); else return; @@ -306,7 +292,7 @@ function Running_Start($snort_uuid, $if_real, $id) { $snortbarnyardlog_info_chk = $config['installedpackages']['snortglobal']['rule'][$id]['barnyard_enable']; $snortbarnyardlog_mysql_info_chk = $config['installedpackages']['snortglobal']['rule'][$id]['barnyard_mysql']; if ($snortbarnyardlog_info_chk == 'on' && $snortbarnyardlog_mysql_info_chk != '') { - exec("/usr/local/bin/barnyard2 -f \"snort_{$snort_uuid}_{$if_real}.u2\" --pid-path /var/log/snort/run -c /usr/local/etc/snort/snort_{$snort_uuid}_{$if_real}/barnyard2.conf -d /var/log/snort -D -q"); + exec("/usr/local/bin/barnyard2 -r {$snort_uuid} -f \"snort_{$snort_uuid}_{$if_real}.u2\" --pid-path {$g['varrun_path']} --nolock-pidfile -c /usr/local/etc/snort/snort_{$snort_uuid}_{$if_real}/barnyard2.conf -d /var/log/snort -D -q"); } /* Log Iface stop */ @@ -421,8 +407,7 @@ function post_delete_logs() $snort_log_dir = '/var/log/snort'; foreach ($config['installedpackages']['snortglobal']['rule'] as $value) { - $result_lan = $value['interface']; - $if_real = snort_get_real_interface($result_lan); + $if_real = snort_get_real_interface($value['interface']); $snort_uuid = $value['uuid']; if ($if_real != '' && $snort_uuid != '') { @@ -494,11 +479,10 @@ function snort_postinstall() exec('/bin/mkdir -p /usr/local/etc/snort/custom_rules'); if (!is_dir('/usr/local/etc/snort/whitelist')) exec('/bin/mkdir -p /usr/local/etc/snort/whitelist/'); - /* NOTE: the diff between the if check and the exec() extra run is by design */ if (!is_dir('/var/log/snort')) - exec('/bin/mkdir -p /var/log/snort/run'); + exec('/bin/mkdir -p /var/log/snort'); else - exec('/bin/rm -r /var/log/snort/*; /bin/mkdir -p /var/log/snort/run'); + exec('/bin/rm -r /var/log/snort/*'); if (!is_dir('/var/log/snort/barnyard2')) exec('/bin/mkdir -p /var/log/snort/barnyard2'); @@ -519,12 +503,10 @@ function snort_postinstall() mwexec('/bin/chmod -R 660 /usr/local/etc/snort/*', true); mwexec('/bin/chmod -R 660 /tmp/snort*', true); mwexec('/bin/chmod -R 660 /var/run/snort*', true); - mwexec('/bin/chmod -R 660 /var/snort/run/*', true); mwexec('/bin/chmod 770 /usr/local/lib/snort', true); mwexec('/bin/chmod 770 /usr/local/etc/snort', true); mwexec('/bin/chmod 770 /usr/local/etc/whitelist', true); mwexec('/bin/chmod 770 /var/log/snort', true); - mwexec('/bin/chmod 770 /var/log/snort/run', true); mwexec('/bin/chmod 770 /var/log/snort/barnyard2', true); /* move files around, make it look clean */ @@ -844,8 +826,8 @@ function sync_snort_package_config() if (!is_dir('/var/log/snort')) exec('/bin/mkdir -p /var/log/snort'); - if (!is_dir('/var/log/snort/run')) - exec('/bin/mkdir -p /var/log/snort/run'); + if (!is_dir('/var/log/snort')) + exec('/bin/mkdir -p /var/log/snort'); if (!is_dir('/var/log/snort/barnyard2')) exec('/bin/mkdir -p /var/log/snort/barnyard2'); @@ -971,51 +953,49 @@ function create_snort_externalnet($id, $if_real) { } /* open snort.sh for writing" */ -function create_snort_sh() -{ +function create_snort_sh() { global $config, $g; if (!is_array($config['installedpackages']['snortglobal']['rule'])) return; $snortconf =& $config['installedpackages']['snortglobal']['rule']; - - $snort_sh_text3 = array(); - $snort_sh_text4 = array(); - /* do not start config build if rules is empty */ - if (!empty($snortconf)) { - foreach ($snortconf as $value) { - $snort_uuid = $value['uuid']; - $result_lan = $value['interface']; - $if_real = snort_get_real_interface($result_lan); + if (empty($snortconf)) + return; + + $start_snort_iface_start = array(); + $start_snort_iface_stop = array(); + foreach ($snortconf as $value) { + $snort_uuid = $value['uuid']; + $if_real = snort_get_real_interface($value['interface']); - /* define snortbarnyardlog_chk */ - $snortbarnyardlog_info_chk = $value['barnyard_enable']; - $snortbarnyardlog_mysql_info_chk = $value['barnyard_mysql']; + /* define snortbarnyardlog_chk */ + $snortbarnyardlog_info_chk = $value['barnyard_enable']; + $snortbarnyardlog_mysql_info_chk = $value['barnyard_mysql']; - if ($snortbarnyardlog_info_chk == 'on' && $snortbarnyardlog_mysql_info_chk != '') - $start_barnyard2 = "sleep 4;/usr/local/bin/barnyard2 -f snort_{$snort_uuid}_{$if_real}.u2 --pid-path /var/log/snort/run -c /usr/local/etc/snort/snort_{$snort_uuid}_{$if_real}/barnyard2.conf -d /var/log/snort -D -q"; + if ($snortbarnyardlog_info_chk == 'on' && $snortbarnyardlog_mysql_info_chk != '') + $start_barnyard2 = "sleep 4;/usr/local/bin/barnyard2 -r {$snort_uuid} -f snort_{$snort_uuid}_{$if_real}.u2 --pid-path {$g['varrun_path']} --nolock-pidfile -c /usr/local/etc/snort/snort_{$snort_uuid}_{$if_real}/barnyard2.conf -d /var/log/snort -D -q"; + else + $start_barnyard2 = ""; - $snort_sh_text3[] = <<<EOE + $start_snort_iface_start[] = <<<EOE ###### For Each Iface #### Fake start only used on bootup and Pfsense IP changes #### Only try to restart if snort is running on Iface -if [ "`/bin/ps -ax | /usr/bin/grep "R {$snort_uuid}" | /usr/bin/grep -v grep | /usr/bin/awk '{print $1;}'`" != "" ]; then - snort_pid=`/bin/ps -ax | /usr/bin/grep "R {$snort_uuid}" | /usr/bin/grep -v grep | /usr/bin/awk '{print $1;}'` +if [ "`/bin/pgrep -nF {$g['varrun_path']}/snort_{$if_real}{$snort_uuid}.pid`" = "0" ]; then /usr/bin/logger -p daemon.info -i -t SnortStartup "Snort already running, soft restart" #### Restart Iface - /bin/kill -HUP \${snort_pid} + /bin/pkill -HUP -F {$g['varrun_path']}/snort_{$if_real}{$snort_uuid}.pid -a /usr/bin/logger -p daemon.info -i -t SnortStartup "Snort Soft Reload For {$snort_uuid}_{$if_real}..." else # Start snort and barnyard2 - /bin/echo "snort.sh run" > /tmp/snort.sh.pid - /bin/rm /var/run/snort_{$snort_uuid}_{$if_real}.pid + /bin/rm {$g['varrun_path']}/snort_{$if_real}{$snort_uuid}.pid - /usr/local/bin/snort -R {$snort_uuid} -D -q -l /var/log/snort --pid-path /var/log/snort/run -G {$snort_uuid} -c /usr/local/etc/snort/snort_{$snort_uuid}_{$if_real}/snort.conf -i {$if_real} + /usr/local/bin/snort -R {$snort_uuid} -D -q -l /var/log/snort --pid-path {$g['varrun_path']} --nolock-pidfile -G {$snort_uuid} -c /usr/local/etc/snort/snort_{$snort_uuid}_{$if_real}/snort.conf -i {$if_real} $start_barnyard2 /usr/bin/logger -p daemon.info -i -t SnortStartup "Snort HARD START For {$snort_uuid}_{$if_real}..." @@ -1023,30 +1003,25 @@ fi EOE; - $snort_sh_text4[] = <<<EOF + $start_snort_iface_stop[] = <<<EOF -pid_s=`/bin/ps -ax | /usr/bin/grep "R {$snort_uuid}" | /usr/bin/grep -v grep | /usr/bin/awk '{print \$1;}'` -sleep 3 -pid_b=`/bin/ps -ax | /usr/bin/grep "snort_{$snort_uuid}_{$if_real}.u2" | /usr/bin/grep -v grep | /usr/bin/awk '{print \$1;}'` -if [ \${pid_s} ] ; then - - /bin/echo "snort.sh run" > /tmp/snort.sh.pid +if [ "`/bin/pgrep -nF {$g['varrun_path']}/snort_{$if_real}{$snort_uuid}.pid`" = "0" ]; then /usr/bin/logger -p daemon.info -i -t SnortStartup "Snort HARD STOP For {$snort_uuid}_{$if_real}..." - /bin/kill \${pid_s} - sleep 3 - /bin/kill \${pid_b} + /bin/pkill -F {$g['varrun_path']}/snort_{$if_real}{$snort_uuid}.pid -a + sleep 1 + if [ -f {$g['varrun_path']}/barnyard2_{$if_real}{$snort_uuid}.pid ]; then + /bin/pkill -F {$g['varrun_path']}/barnyard2_{$if_real}{$snort_uuid}.pid -a + fi /bin/rm /var/run/snort_{$snort_uuid}_{$if_real}.pid fi EOF; - } } - - $start_snort_iface_start = implode("\n\n", $snort_sh_text3); - $start_snort_iface_stop = implode("\n\n", $snort_sh_text4); + $rc_start = implode("\n", $start_snort_iface_start); + $rc_stop = implode("\n", $start_snort_iface_stop); $snort_sh_text = <<<EOD #!/bin/sh @@ -1057,18 +1032,11 @@ EOF; ######## Begining of Main snort.sh rc_start() { - - /bin/echo "snort.sh run" > /tmp/snort.sh.pid - $start_snort_iface_start - /bin/rm /tmp/snort.sh.pid + {$rc_start} } rc_stop() { - - $start_snort_iface_stop - /bin/rm /tmp/snort.sh.pid - /bin/rm /var/run/snort* - + {$rc_stop} } case $1 in @@ -1086,13 +1054,10 @@ esac EOD; /* write out snort.sh */ - $bconf = fopen("/usr/local/etc/rc.d/snort.sh", "w"); - if(!$bconf) { + if (!@file_put_contents("/usr/local/etc/rc.d/snort.sh", $snort_sh_text)) { log_error("Could not open /usr/local/etc/rc.d/snort.sh for writing."); return; } - fwrite($bconf, $snort_sh_text); - fclose($bconf); @chmod("/usr/local/etc/rc.d/snort.sh", 0755); } diff --git a/config/snort/snort_interfaces_edit.php b/config/snort/snort_interfaces_edit.php index f3d96848..182d0e76 100644 --- a/config/snort/snort_interfaces_edit.php +++ b/config/snort/snort_interfaces_edit.php @@ -298,9 +298,6 @@ if (isset($_GET['dup'])) sync_snort_package_config(); sleep(1); - /* if snort.sh crashed this will remove the pid */ - exec('/bin/rm /tmp/snort.sh.pid'); - header( 'Expires: Sat, 26 Jul 1997 05:00:00 GMT' ); header( 'Last-Modified: ' . gmdate( 'D, d M Y H:i:s' ) . ' GMT' ); header( 'Cache-Control: no-store, no-cache, must-revalidate' ); |