#! /bin/sh /usr/share/dpatch/dpatch-run
## 00_pam_generic.dpatch by Yaroslav Halchenko <debian@onerussian.com>
##
## All lines beginning with `## DP:' are a description of the patch.
## DP: Filter and examples for a filter generic for any login errors reported with pam_unix.so

@DPATCH@
diff -urNad trunk~/config/filter.d/pam-generic.conf trunk/config/filter.d/pam-generic.conf
--- trunk~/config/filter.d/pam-generic.conf	1969-12-31 19:00:00.000000000 -0500
+++ trunk/config/filter.d/pam-generic.conf	2007-07-24 13:25:12.000000000 -0400
@@ -0,0 +1,25 @@
+# Fail2Ban configuration file for generic PAM authentication errors
+#
+# Author: Yaroslav Halchenko
+#
+# $Revision:  $
+#
+
+[Definition]
+
+# if you want to catch only login erros from specific daemons, use smth like
+#_ttys_re=(?:ssh|pure-ftpd|ftp)
+# To catch all failed logins
+_ttys_re=\S*
+
+#
+# Shortcuts for easier comprehension of the failregex
+__pid_re=(?:\[\d+\])
+__pam_re=\(?pam_unix(?:\(\S+\))?\)?:?
+__pam_combs_re=(?:%(__pid_re)s?:\s+%(__pam_re)s|%(__pam_re)s%(__pid_re)s?:)
+
+# Option: failregex
+# Notes.: regex to match the password failures messages in the logfile.
+# Values: TEXT
+#
+failregex = \s\S+ \S+%(__pam_combs_re)s\s+authentication failure; logname=\S* uid=\S* euid=\S* tty=%(_ttys_re)s ruser=\S* rhost=<HOST>(?:\s+user=.*)?\s*$
diff -urNad trunk~/config/filter.d/pam-generic.examples trunk/config/filter.d/pam-generic.examples
--- trunk~/config/filter.d/pam-generic.examples	1969-12-31 19:00:00.000000000 -0500
+++ trunk/config/filter.d/pam-generic.examples	2007-07-24 13:24:49.000000000 -0400
@@ -0,0 +1,7 @@
+Feb  7 15:10:42 example pure-ftpd: (pam_unix) authentication failure; logname= uid=0 euid=0 tty=pure-ftpd ruser=sample-user rhost=192.168.1.1 
+May 12 09:47:54 vaio sshd[16004]: (pam_unix) authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=71-13-115-12.static.mdsn.wi.charter.com  user=root
+May 12 09:48:03 vaio sshd[16021]: (pam_unix) authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=71-13-115-12.static.mdsn.wi.charter.com
+May 15 18:02:12 localhost proftpd: (pam_unix) authentication failure; logname= uid=0 euid=0 tty= ruser= rhost=66.232.129.62  user=mark
+Nov 25 17:12:13 webmail pop(pam_unix)[4920]: authentication failure; logname= uid=0 euid=0 tty= ruser= rhost=192.168.10.3 user=mailuser
+Jul 19 18:11:26 srv2 vsftpd: pam_unix(vsftpd:auth): authentication failure; logname= uid=0 euid=0 tty=ftp ruser=an8767 rhost=www3.google.com
+Jul 19 18:11:26 srv2 vsftpd: pam_unix: authentication failure; logname= uid=0 euid=0 tty=ftp ruser=an8767 rhost=www3.google.com