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author | Ermal <eri@pfsense.org> | 2012-07-14 07:22:29 +0000 |
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committer | Ermal <eri@pfsense.org> | 2012-07-14 07:22:29 +0000 |
commit | b2b2b71abf4bc071006e431caeca7818d10d6297 (patch) | |
tree | 67f07a7786132ea8d167e0e90f81d7c5d703648e /config/snort | |
parent | ec1b612b730f0754fa48cf47fc0c453703bb1dbf (diff) | |
download | pfsense-packages-b2b2b71abf4bc071006e431caeca7818d10d6297.tar.gz pfsense-packages-b2b2b71abf4bc071006e431caeca7818d10d6297.tar.bz2 pfsense-packages-b2b2b71abf4bc071006e431caeca7818d10d6297.zip |
Correct update script to not mess around rules during update of snort or emerging threats. Also make oink confs correct and usable
Diffstat (limited to 'config/snort')
-rw-r--r-- | config/snort/snort_check_for_rule_updates.php | 137 | ||||
-rw-r--r-- | config/snort/snort_rulesets.php | 18 |
2 files changed, 55 insertions, 100 deletions
diff --git a/config/snort/snort_check_for_rule_updates.php b/config/snort/snort_check_for_rule_updates.php index 2b6d678a..355e505d 100644 --- a/config/snort/snort_check_for_rule_updates.php +++ b/config/snort/snort_check_for_rule_updates.php @@ -173,10 +173,11 @@ if ($snortdownload == 'on') { update_status(gettext("Extracting Snort.org rules...")); /* extract snort.org rules and add prefix to all snort.org files*/ - exec("/bin/rm -r {$snortdir}/rules/*"); - exec("/usr/bin/tar xzf {$tmpfname}/{$snort_filename} -C {$snortdir} rules/"); - chdir ("{$snortdir}/rules"); + safe_mkdir("{$snortdir}/snortrules"); + exec("/usr/bin/tar xzf {$tmpfname}/{$snort_filename} -C {$snortdir}/snortrules rules/"); + chdir("{$snortdir}/snortrules"); exec('/usr/local/bin/perl /usr/local/bin/snort_rename.pl s/^/snort_/ *.rules'); + exec("cp {$snortdir}/snortrules/* {$snortdir}/rules; rm -r {$snortdir}/snortrules"); /* extract so rules */ exec('/bin/mkdir -p /usr/local/lib/snort/dynamicrules/'); @@ -192,44 +193,10 @@ if ($snortdownload == 'on') { if ($snortdownload == 'on') { /* extract so rules none bin and rename */ - exec("/usr/bin/tar xzf {$tmpfname}/{$snort_filename} -C {$snortdir} so_rules/bad-traffic.rules" . - " so_rules/chat.rules" . - " so_rules/dos.rules" . - " so_rules/exploit.rules" . - " so_rules/icmp.rules" . - " so_rules/imap.rules" . - " so_rules/misc.rules" . - " so_rules/multimedia.rules" . - " so_rules/netbios.rules" . - " so_rules/nntp.rules" . - " so_rules/p2p.rules" . - " so_rules/smtp.rules" . - " so_rules/snmp.rules" . - " so_rules/specific-threats.rules" . - " so_rules/web-activex.rules" . - " so_rules/web-client.rules" . - " so_rules/web-iis.rules" . - " so_rules/web-misc.rules"); - - exec("/bin/mv -f {$snortdir}/so_rules/bad-traffic.rules {$snortdir}/rules/snort_bad-traffic.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/chat.rules {$snortdir}/rules/snort_chat.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/dos.rules {$snortdir}/rules/snort_dos.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/exploit.rules {$snortdir}/rules/snort_exploit.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/icmp.rules {$snortdir}/rules/snort_icmp.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/imap.rules {$snortdir}/rules/snort_imap.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/misc.rules {$snortdir}/rules/snort_misc.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/multimedia.rules {$snortdir}/rules/snort_multimedia.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/netbios.rules {$snortdir}/rules/snort_netbios.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/nntp.rules {$snortdir}/rules/snort_nntp.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/p2p.rules {$snortdir}/rules/snort_p2p.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/smtp.rules {$snortdir}/rules/snort_smtp.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/snmp.rules {$snortdir}/rules/snort_snmp.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/specific-threats.rules {$snortdir}/rules/snort_specific-threats.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/web-activex.rules {$snortdir}/rules/snort_web-activex.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/web-client.rules {$snortdir}/rules/snort_web-client.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/web-iis.rules {$snortdir}/rules/snort_web-iis.so.rules"); - exec("/bin/mv -f {$snortdir}/so_rules/web-misc.rules {$snortdir}/rules/snort_web-misc.so.rules"); - exec("/bin/rm -r {$snortdir}/so_rules"); + exec("/usr/bin/tar xzf {$tmpfname}/{$snort_filename} -C {$snortdir} so_rules/"); + chdir ("{$snortdir}/so_rules"); + exec('/usr/local/bin/perl /usr/local/bin/snort_rename.pl s/^/snort_/ *.rules'); + exec("cp {$snortdir}/so_rules/* {$snortdir}/rules; rm -r {$snortdir}/so_rules"); /* extract base etc files */ exec("/usr/bin/tar xzf {$tmpfname}/{$snort_filename} -C {$snortdir} etc/"); @@ -299,30 +266,25 @@ if (is_dir($tmpfname)) { ////////////////// /* open oinkmaster_conf for writing" function */ -function oinkmaster_conf($if_real, $iface_uuid) -{ +function oinkmaster_conf($snortcfg, $if_real) { global $config, $g, $snortdir; - @unlink("{$snortdir}/snort_{$iface_uuid}_{$if_real}/oinkmaster_{$iface_uuid}_{$if_real}.conf"); - - $selected_sid_on_section = ""; + $selected_sid_on_sections = ""; $selected_sid_off_sections = ""; - if (!empty($config['installedpackages']['snortglobal']['rule'][$id]['rule_sid_on'])) { - $enabled_sid_on = trim($config['installedpackages']['snortglobal']['rule'][$id]['rule_sid_on']); - $enabled_sid_on_array = explode("||", $enabled_sid_on); - foreach($enabled_sid_on_array as $enabled_item_on) - $selected_sid_on_sections .= "$enabled_item_on\n"; - } + if (!empty($snortcfg['rule_sid_on']) || !empty($snortcfg['rule_sid_off'])) { + if (!empty($snortcfg['rule_sid_on'])) { + $enabled_sid_on_array = explode("||", trim($snortcfg['rule_sid_on'])); + foreach($enabled_sid_on_array as $enabled_item_on) + $selected_sid_on_sections .= "$enabled_item_on\n"; + } - if (!empty($config['installedpackages']['snortglobal']['rule'][$id]['rule_sid_off'])) { - $enabled_sid_off = trim($config['installedpackages']['snortglobal']['rule'][$id]['rule_sid_off']); - $enabled_sid_off_array = explode("||", $enabled_sid_off); - foreach($enabled_sid_off_array as $enabled_item_off) - $selected_sid_off_sections .= "$enabled_item_off\n"; - } + if (!empty($snortcfg['rule_sid_off'])) { + $enabled_sid_off_array = explode("||", trim($snortcfg['rule_sid_off'])); + foreach($enabled_sid_off_array as $enabled_item_off) + $selected_sid_off_sections .= "$enabled_item_off\n"; + } - if (!empty($selected_sid_off_sections) || !empty($selected_sid_on_section)) { $snort_sid_text = <<<EOD ########################################### @@ -344,42 +306,35 @@ url = dir://{$snortdir}/rules EOD; /* open snort's oinkmaster.conf for writing */ - @file_put_contents("{$snortdir}/snort_{$iface_uuid}_{$if_real}/oinkmaster_{$iface_uuid}_{$if_real}.conf", $snort_sid_text); + @file_put_contents("{$snortdir}/tmp/oinkmaster_{$snortcfg['uuid']}.conf", $snort_sid_text); } } -/* Run oinkmaster to snort_wan and cp configs */ -/* If oinkmaster is not needed cp rules normally */ -/* TODO add per interface settings here */ -function oinkmaster_run($if_real, $iface_uuid) -{ +function oinkmaster_run($snortcfg, $if_real) { global $config, $g, $snortdir; - if (empty($config['installedpackages']['snortglobal']['rule'][$id]['rule_sid_on']) && empty($config['installedpackages']['snortglobal']['rule'][$id]['rule_sid_off'])) { - update_status(gettext("Your set of rules are being copied...")); - exec("/bin/cp {$snortdir}/rules/* {$snortdir}/snort_{$iface_uuid}_{$if_real}/rules/"); - exec("/bin/cp {$snortdir}/classification.config {$snortdir}/snort_{$iface_uuid}_{$if_real}"); - exec("/bin/cp {$snortdir}/gen-msg.map {$snortdir}/snort_{$iface_uuid}_{$if_real}"); - exec("/bin/cp -r {$snortdir}/generators {$snortdir}/snort_{$iface_uuid}_{$if_real}"); - exec("/bin/cp {$snortdir}/reference.config {$snortdir}/snort_{$iface_uuid}_{$if_real}"); - exec("/bin/cp {$snortdir}/sid {$snortdir}/snort_{$iface_uuid}_{$if_real}"); - exec("/bin/cp {$snortdir}/sid-msg.map {$snortdir}/snort_{$iface_uuid}_{$if_real}"); - exec("/bin/cp {$snortdir}/unicode.map {$snortdir}/snort_{$iface_uuid}_{$if_real}"); - } else { - @unlink("{$snortdir}/oinkmaster_{$iface_uuid}_{$if_real}.log"); - update_status(gettext("Your enable and disable changes are being applied to your fresh set of rules...")); - exec("/bin/cp {$snortdir}/rules/* {$snortdir}/snort_{$iface_uuid}_{$if_real}/rules/"); - exec("/bin/cp {$snortdir}/classification.config {$snortdir}/snort_{$iface_uuid}_{$if_real}"); - exec("/bin/cp {$snortdir}/gen-msg.map {$snortdir}/snort_{$iface_uuid}_{$if_real}"); - exec("/bin/cp -r {$snortdir}/generators {$snortdir}/snort_{$iface_uuid}_{$if_real}"); - exec("/bin/cp {$snortdir}/reference.config {$snortdir}/snort_{$iface_uuid}_{$if_real}"); - exec("/bin/cp {$snortdir}/sid {$snortdir}/snort_{$iface_uuid}_{$if_real}"); - exec("/bin/cp {$snortdir}/sid-msg.map {$snortdir}/snort_{$iface_uuid}_{$if_real}"); - exec("/bin/cp {$snortdir}/unicode.map {$snortdir}/snort_{$iface_uuid}_{$if_real}"); - - /* might have to add a sleep for 3sec for flash drives or old drives */ - exec("/usr/local/bin/perl /usr/local/bin/oinkmaster.pl -C {$snortdir}/snort_{$iface_uuid}_{$if_real}/oinkmaster_{$iface_uuid}_{$if_real}.conf -o {$snortdir}/snort_{$iface_uuid}_{$if_real}/rules > {$snortdir}/oinkmaster_{$iface_uuid}_{$if_real}.log"); + + if (empty($snortcfg['rulesets'])) + return; + else { + update_status(gettext("Your set of configured rules are being copied...")); + log_error(gettext("Your set of configured rules are being copied...")); + $files = explode("||", $snortcfg['rulesets']); + foreach ($files as $file) + @copy("{$snortdir}/rules/{$file}", "{$snortdir}/snort_{$snortcfg['uuid']}_{$if_real}/rules/{$file}"); + } + if (!empty($snortcfg['rule_sid_on']) || !empty($snortcfg['rule_sid_off'])) { + @unlink("{$snortdir}/oinkmaster.log"); + log_error(gettext("Your enable and disable changes are being applied to your fresh set of rules...")); + exec("/usr/local/bin/perl /usr/local/bin/oinkmaster.pl -C {$snortdir}/tmp/oinkmaster_{$snortcfg['uuid']}.conf -o {$snortdir}/snort_{$snortcfg['uuid']}_{$if_real}/rules >> {$snortdir}/oinkmaster.log"); } + @copy("{$snortdir}/classification.config", "{$snortdir}/snort_{$snortcfg['uuid']}_{$if_real}"); + copy("{$snortdir}/gen-msg.map", "{$snortdir}/snort_{$snortcfg['uuid']}_{$if_real}"); + exec("/bin/cp -r {$snortdir}/generators {$snortdir}/snort_{$snortcfg['uuid']}_{$if_real}"); + @copy("{$snortdir}/reference.config", "{$snortdir}/snort_{$snortcfg['uuid']}_{$if_real}"); + @copy("{$snortdir}/sid", "{$snortdir}/snort_{$snortcfg['uuid']}_{$if_real}"); + @copy("{$snortdir}/sid-msg.map", "{$snortdir}/snort_{$snortcfg['uuid']}_{$if_real}"); + @copy("{$snortdir}/unicode.map", "{$snortdir}/snort_{$snortcfg['uuid']}_{$if_real}"); } ////////////// @@ -392,10 +347,10 @@ if ($snortdownload == 'on' || $emergingthreats == 'on') { $if_real = snort_get_real_interface($value['interface']); /* make oinkmaster.conf for each interface rule */ - oinkmaster_conf($if_real, $value['uuid']); + oinkmaster_conf($value, $if_real); /* run oinkmaster for each interface rule */ - oinkmaster_run($if_real, $value['uuid']); + oinkmaster_run($value, $if_real); } } diff --git a/config/snort/snort_rulesets.php b/config/snort/snort_rulesets.php index 34bba9e5..cc017eab 100644 --- a/config/snort/snort_rulesets.php +++ b/config/snort/snort_rulesets.php @@ -51,15 +51,15 @@ if (is_null($id)) { function snort_copy_rules($files, $snortdir, $snort_uuid, $if_real) { - if (empty($files)) - return; - - conf_mount_rw(); - foreach ($files as $file) { - if (!file_exists("{$snortdir}/snort_{$snort_uuid}_{$if_real}/rules/{$file}")) - @copy("{$snortdir}/rules/{$file}", "{$snortdir}/snort_{$snort_uuid}_{$if_real}/rules/{$file}"); - } - conf_mount_ro(); + if (empty($files)) + return; + + conf_mount_rw(); + foreach ($files as $file) { + if (!file_exists("{$snortdir}/snort_{$snort_uuid}_{$if_real}/rules/{$file}")) + @copy("{$snortdir}/rules/{$file}", "{$snortdir}/snort_{$snort_uuid}_{$if_real}/rules/{$file}"); + } + conf_mount_ro(); } if (isset($id) && $a_nat[$id]) { |