diff options
Diffstat (limited to 'config')
| -rw-r--r-- | config/suricata/suricata_etiqrisk_update.php | 99 |
1 files changed, 83 insertions, 16 deletions
diff --git a/config/suricata/suricata_etiqrisk_update.php b/config/suricata/suricata_etiqrisk_update.php index f4a84403..42bcef38 100644 --- a/config/suricata/suricata_etiqrisk_update.php +++ b/config/suricata/suricata_etiqrisk_update.php @@ -40,7 +40,7 @@ require_once("config.inc"); require_once("functions.inc"); -require("/usr/local/pkg/suricata/suricata_defs.inc"); +require_once("/usr/local/pkg/suricata/suricata.inc"); /************************************************************************* * Hack for backwards compatibility with older 2.1.x pfSense versions * @@ -84,6 +84,42 @@ if(!function_exists("download_file")) { } } +function suricata_check_iprep_md5($filename) { + + /**********************************************************/ + /* This function attempts to download the MD5 hash for */ + /* the passed file and compare its contents to the */ + /* currently stored hash file to see if a new file has */ + /* been posted. */ + /* */ + /* On Entry: $filename = IPREP file to check ('md5sum' */ + /* is auto-appended to the supplied */ + /* filename.) */ + /* */ + /* Returns: TRUE if new rule file download required. */ + /* FALSE if rule download not required or an */ + /* error occurred. */ + /**********************************************************/ + + global $et_iqrisk_url, $iqRisk_tmppath, $iprep_path; + $new_md5 = $old_md5 = ""; + + if (download_file("{$et_iqrisk_url}{$filename}.md5sum", "{$iqRisk_tmppath}{$filename}.md5") == true) { + if (file_exists("{$iqRisk_tmppath}{$filename}.md5")) + $new_md5 = file_get_contents("{$iqRisk_tmppath}{$filename}.md5"); + if (file_exists("{$iprep_path}{$filename}.md5")) + $old_md5 = file_get_contents("{$iprep_path}{$filename}.md5"); + if ($new_md5 != $old_md5) + return TRUE; + else + log_error(gettext("[Suricata] IPREP file '{$filename}' is up to date.")); + } + else + log_error(gettext("[Suricata] An error occurred downloading {$filename}.md5sum for IPREP. Update of {$filename} file will be skipped.")); + + return FALSE; +} + /********************************************************************** * Start of main code * **********************************************************************/ @@ -92,7 +128,7 @@ $iprep_path = SURICATA_IPREP_PATH; $iqRisk_tmppath = "{$g['tmp_path']}/IQRisk/"; $success = FALSE; -// If auto-updates of GeoIP are disabled, then exit +// If auto-updates of ET IQRisk are disabled, then exit if ($config['installedpackages']['suricata']['config'][0]['et_iqrisk_enable'] == "off") return(0); else @@ -109,21 +145,52 @@ else { // Download the IP List files to a temporary location safe_mkdir("$iqRisk_tmppath"); -if (download_file("{$et_iqrisk_url}categories.txt", "{$iqRisk_tmppath}categories.txt") != true) - log_error(gettext("[Suricata] An error occurred downloading the 'categories.txt' file for IQRisk.")); -if (download_file("{$et_iqrisk_url}iprepdata.txt.gz", "{$iqRisk_tmppath}iprepdata.txt.gz") != true) - log_error(gettext("[Suricata] An error occurred downloading the 'iprepdata.txt.gz' file for IQRisk.")); - -// If the files downloaded successfully, unpack them and store -// the list files in the SURICATA_IPREP_PATH directory. -if (file_exists("{$iqRisk_tmppath}categories.txt")) { - @rename("{$iqRisk_tmppath}categories.txt", "{$iprep_path}categories.txt"); - $success = TRUE; + +// Test the posted MD5 checksum file against our local copy +// to see if an update has been posted for 'categories.txt'. +if (suricata_check_iprep_md5("categories.txt")) { + log_error(gettext("[Suricata] An updated IPREP 'categories.txt' file is available...downloading new file.")); + if (download_file("{$et_iqrisk_url}categories.txt", "{$iqRisk_tmppath}categories.txt") != true) + log_error(gettext("[Suricata] An error occurred downloading the 'categories.txt' file for IQRisk.")); + else { + // If the files downloaded successfully, unpack them and store + // the list files in the SURICATA_IPREP_PATH directory. + if (file_exists("{$iqRisk_tmppath}categories.txt") && file_exists("{$iqRisk_tmppath}categories.txt.md5")) { + $new_md5 = file_get_contents("{$iqRisk_tmppath}categories.txt.md5"); + if ($new_md5 = trim(md5_file("{$iqRisk_tmppath}categories.txt"))) { + @rename("{$iqRisk_tmppath}categories.txt", "{$iprep_path}categories.txt"); + @rename("{$iqRisk_tmppath}categories.txt.md5", "{$iprep_path}categories.txt.md5"); + $success = TRUE; + log_error(gettext("[Suricata] Successfully updated IPREP file 'categories.txt'.")); + } + else + log_error(gettext("[Suricata] MD5 integrity check of downloaded 'categories.txt' file failed! Skipping update of this IPREP file.")); + } + } } -if (file_exists("{$iqRisk_tmppath}iprepdata.txt.gz")) { - mwexec("/usr/bin/gunzip -f {$iqRisk_tmppath}iprepdata.txt.gz"); - @rename("{$iqRisk_tmppath}iprepdata.txt", "{$iprep_path}iprepdata.txt"); - $success = TRUE; + +// Test the posted MD5 checksum file against our local copy +// to see if an update has been posted for 'iprepdata.txt.gz'. +if (suricata_check_iprep_md5("iprepdata.txt.gz")) { + log_error(gettext("[Suricata] An updated IPREP 'iprepdata.txt' file is available...downloading new file.")); + if (download_file("{$et_iqrisk_url}iprepdata.txt.gz", "{$iqRisk_tmppath}iprepdata.txt.gz") != true) + log_error(gettext("[Suricata] An error occurred downloading the 'iprepdata.txt.gz' file for IQRisk.")); + else { + // If the files downloaded successfully, unpack them and store + // the list files in the SURICATA_IPREP_PATH directory. + if (file_exists("{$iqRisk_tmppath}iprepdata.txt.gz") && file_exists("{$iqRisk_tmppath}iprepdata.txt.gz.md5")) { + $new_md5 = file_get_contents("{$iqRisk_tmppath}iprepdata.txt.gz.md5"); + if ($new_md5 = trim(md5_file("{$iqRisk_tmppath}iprepdata.txt.gz"))) { + mwexec("/usr/bin/gunzip -f {$iqRisk_tmppath}iprepdata.txt.gz"); + @rename("{$iqRisk_tmppath}iprepdata.txt", "{$iprep_path}iprepdata.txt"); + @rename("{$iqRisk_tmppath}iprepdata.txt.gz.md5", "{$iprep_path}iprepdata.txt.gz.md5"); + $success = TRUE; + log_error(gettext("[Suricata] Successfully updated IPREP file 'iprepdata.txt'.")); + } + else + log_error(gettext("[Suricata] MD5 integrity check of downloaded 'iprepdata.txt.gz' file failed! Skipping update of this IPREP file.")); + } + } } // Cleanup the tmp directory path |