Update 'IMAP', 'MSA' and 'LDAP-provider' roles to Debian Stretch.

3 files changed, 49 insertions, 25 deletions

diff --git a/roles/common/files/etc/fail2ban/filter.d/dovecot.conf b/roles/common/files/etc/fail2ban/filter.d/dovecot.conf
new file mode 100644
index 0000000..4d4ea16
--- /dev/null
+++ b/roles/common/files/etc/fail2ban/filter.d/dovecot.conf
@@ -0,0 +1,34 @@
+# Fail2Ban filter Dovecot authentication and pop3/imap server
+#
+
+[INCLUDES]
+
+before = common.conf
+
+[Definition]
+
+_daemon = (auth|dovecot(-auth)?|auth-worker)
+
+# Take the filter from Stretch and add managesieve to the list of protected services
+failregex = ^%(__prefix_line)s(?:%(__pam_auth)s(?:\(dovecot:auth\))?:)?\s+authentication failure; logname=\S* uid=\S* euid=\S* tty=dovecot ruser=\S* rhost=<HOST>(?:\s+user=\S*)?\s*$
+            ^%(__prefix_line)s(?:pop3|imap|managesieve)-login: (?:Info: )?(?:Aborted login|Disconnected)(?::(?: [^ \(]+)+)? \((?:auth failed, \d+ attempts( in \d+ secs)?|tried to use (disabled|disallowed) \S+ auth)\):( user=<[^>]+>,)?( method=\S+,)? rip=<HOST>(?:, lip=\S+)?(?:, TLS(?: handshaking(?:: SSL_accept\(\) failed: error:[\dA-F]+:SSL routines:[TLS\d]+_GET_CLIENT_HELLO:unknown protocol)?)?(: Disconnected)?)?(, session=<\S+>)?\s*$
+            ^%(__prefix_line)s(?:Info|dovecot: auth\(default\)|auth-worker\(\d+\)): pam\(\S+,<HOST>\): pam_authenticate\(\) failed: (User not known to the underlying authentication module: \d+ Time\(s\)|Authentication failure \(password mismatch\?\))\s*$
+            ^%(__prefix_line)s(?:auth|auth-worker\(\d+\)): (?:pam|passwd-file)\(\S+,<HOST>\): unknown user\s*$
+            ^%(__prefix_line)s(?:auth|auth-worker\(\d+\)): Info: ldap\(\S*,<HOST>,\S*\): invalid credentials\s*$
+
+ignoreregex =
+
+[Init]
+
+journalmatch = _SYSTEMD_UNIT=dovecot.service
+
+# DEV Notes:
+# * the first regex is essentially a copy of pam-generic.conf
+# * Probably doesn't do dovecot sql/ldap backends properly (resolved in edit 21/03/2016)
+# * Removed the 'no auth attempts' log lines from the matches because produces
+#    lots of false positives on misconfigured MTAs making regexp unusable
+#
+# Author: Martin Waschbuesch
+#         Daniel Black (rewrote with begin and end anchors)
+#         Martin O'Neal (added LDAP authentication failure regex)
+#         Sergey G. Brester aka sebres (reviewed, optimized, IPv6-compatibility)
diff --git a/roles/common/files/etc/logcheck/ignore.d.server/dovecot-local b/roles/common/files/etc/logcheck/ignore.d.server/dovecot-local
index aca4794..66c8101 100644
--- a/roles/common/files/etc/logcheck/ignore.d.server/dovecot-local
+++ b/roles/common/files/etc/logcheck/ignore.d.server/dovecot-local
@@ -1,28 +1,17 @@
 # Ansible Managed
 # Do NOT edit this file directly!
 #
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: imap\([-_.@[:alnum:]]+\): Disconnected(: Logged out| for inactivity( in reading our output)?|: Disconnected( in [[:upper:]]+)?| in [[:upper:]]+( \([[:digit:]]+ msgs, [[:digit:]]+ secs, [[:digit:]]+/[[:digit:]]+ bytes\))?|: Too many invalid IMAP commands\.|: IMAP session state is inconsistent, please relogin\.)? in=[[:digit:]]+ out=[[:digit:]]+$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: managesieve\([-_.@[:alnum:]]+\): (Connection closed|Disconnected for inactivity) bytes=[[:digit:]]+/[[:digit:]]+$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: imap\([-_.@[:alnum:]]+\): Connection closed(: Connection reset by peer|: Invalid argument)?( in=[[:digit:]]+ out=[[:digit:]]+)?$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: (pop3|imap|managesieve)-login: Login: user=<[^>]*>, method=[[:alnum:]-]+, rip=[.:[:xdigit:]]+, lip=[.:[:xdigit:]]+, mpid=[0-9]+(, (TLS|secured)(: Disconnected)?, session=<[^>]+>)?$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: (pop3|imap)-login: Aborted login( \(auth failed, [[:digit:]]+ attempts in [[:digit:]]+ secs\))?: (user=<[^>]*>, method=[[:alnum:]-]+, )?rip=[.:[:xdigit:]]+, lip=[.:[:xdigit:]]+, TLS, session=<[^>]+>$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: (pop3|imap|managesieve)-login: (Disconnected|Aborted login)(: Inactivity)? (\(no auth attempts in [[:digit:]]+ secs\):( user=<>,)?|\(auth failed, [[:digit:]]+ attempts in [[:digit:]]+ secs\): user=<[^>]*>, method=PLAIN,|\(aborted authentication\): method=PLAIN,) rip=[.:[:xdigit:]]+, lip=[.:[:xdigit:]]+(, (TLS|SSL)( handshaking)?(: SSL_(accept|read)\(\) (syscall failed: Connection reset by peer|failed: error:140940E5:SSL routines:SSL3_READ_BYTES:ssl handshake failure: SSL alert number 10|failed: error:14094412:SSL routines:SSL3_READ_BYTES:sslv3 alert bad certificate: SSL alert number 42|failed: error:14094416:SSL routines:SSL3_READ_BYTES:sslv3 alert certificate unknown: SSL alert number 46|failed: error:14094418:SSL routines:SSL3_READ_BYTES:tlsv1 alert unknown ca: SSL alert number 48|failed: error:[[:xdigit:]]+:SSL routines:SSL2?3_GET_CLIENT_HELLO:(unknown protocol|unsupported protocol|http request|no shared cipher|wrong version number)|failed: error:[[:xdigit:]]+:SSL routines:SSL_BYTES_TO_CIPHER_LIST:inappropriate fallback)|: Disconnected)?|, secured)?, session=<[^>]+>$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: auth: Warning: auth client [[:digit:]]+ disconnected with [[:digit:]]+ pending requests: EOF$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: (pop3|imap)-login: Warning: Auth connection closed with [[:digit:]]+ pending requests \(max [[:digit:]]+ secs, pid=[[:digit:]]+, EOF\)$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: (pop3|imap)-login: Disconnected \((auth process communication failure|client didn't finish SASL auth, waited [[:digit:]]+ secs)\): user=<>, method=PLAIN, rip=[.:[:xdigit:]]+, lip=[.:[:xdigit:]]+(, (TLS|secured)(: SSL_read\(\) syscall failed: Connection reset by peer|: Disconnected)?, session=<[^>]+>)?$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: (pop3|imap)-login: Error: SSL: Stacked error: error:140943F2:SSL routines:SSL3_READ_BYTES:sslv3 alert unexpected message: SSL alert number 10$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: imap-login: (Disconnected: Inactivity during authentication|Aborted login) \(client didn't finish SASL auth, waited [[:digit:]]+ secs\): user=<[^>]*>, method=[[:alnum:]-]+, rip=[.:[:xdigit:]]+, lip=[.:[:xdigit:]]+(, (TLS|secured)(: Disconnected)?, session=<[^>]+>)?$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: (pop3|imap|managesieve)-login: Disconnected \(tried to use unsupported auth mechanism\): user=<>, method=[[:alnum:]-]+, rip=[.:[:xdigit:]]+, lip=[.:[:xdigit:]]+(, (TLS|secured), session=<[^>]+>)?$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: lmtp\([0-9]+, [-_.@[:alnum:]]+\): [^:]{22}: msgid=<?.*>?( \((added by [^[:space:]]+|sfid-[_[:xdigit:]]+)\)?)?[[:space:]]*: (saved mail to [-_.[:alnum:]]+|(forwarded|discarded duplicate forward) to <[^[:space:]]+>)$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: (pop3|imap|managesieve)-login: Maximum number of connections from user\+IP exceeded \(mail_max_userip_connections=[[:digit:]]+\): user=<[^>]*>, method=[[:alnum:]-]+, rip=[.:[:xdigit:]]+, lip=[.:[:xdigit:]]+(, (TLS|secured), session=<[^>]+>)?$
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: imap\([-_.@[:alnum:]]+\): (Logged out|Disconnected for inactivity) in=[[:digit:]]+ out=[[:digit:]]+$
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: imap\([-_.@[:alnum:]]+\): Connection closed( \(IDLE running for .*\))? in=[[:digit:]]+ out=[[:digit:]]+$
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: imap-hibernate\([-_.@[:alnum:]]+\): Connection closed in=[[:digit:]]+ out=[[:digit:]]+$
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: (pop3|imap|managesieve)-login: Login: user=<[^>]*>, method=[[:alnum:]-]+, rip=[.:[:xdigit:]]+, lip=[.:[:xdigit:]]+, mpid=[0-9]+, (TLS|secured), session=<[^>]+>$
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: (pop3|imap)-login: (Aborted login|Disconnected) \(auth failed, [[:digit:]]+ attempts in [[:digit:]]+ secs\): user=<[^>]*>, method=[[:alnum:]-]+, rip=[.:[:xdigit:]]+, lip=[.:[:xdigit:]]+, (TLS(: Disconnected)?|secured), session=<[^>]+>$
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: (pop3|imap)-login: (Aborted login|Disconnected(: Inactivity)?) \(no auth attempts in [[:digit:]]+ secs\): user=<>, rip=[.:[:xdigit:]]+, lip=[.:[:xdigit:]]+, TLS( handshaking|: Disconnected)?(: SSL_(accept|read)\(\) syscall failed: (Connection reset by peer|Success))?, session=<[^>]+>$
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: (pop3|imap)-login: Disconnected(: Inactivity during authentication)? \(client didn't finish SASL auth, waited [[:digit:]]+ secs\): user=<>, method=[[:alnum:]-]+, rip=[.:[:xdigit:]]+, lip=[.:[:xdigit:]]+, TLS(: SSL_read\(\) syscall failed: Connection reset by peer)?, session=<[^>]+>$
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: lmtp\([-_.@[:alnum:]]+\): [+/[:alnum:]]{22}: msgid=((\? )?<[^>]*>|unspecified): saved mail to\s
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: lmtp\([-_.@[:alnum:]]+\): [+/[:alnum:]]{22}(:[0-9]+)?: sieve: msgid=((\? )?<[^>]*>|unspecified): (stored mail into mailbox '|(forwarded|discarded duplicate forward) to <[^[:space:]]+>$|marked message to be discarded if not explicitly delivered \(discard action\)$)
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: lmtp\([^@]+@[^@]+\): [+/[:alnum:]]{22}:[0-9]+: sieve: Execution of script \S+ failed, but implicit keep was successful \(user logfile \S+ may reveal additional details\)$
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: (pop3|imap|managesieve)-login: Maximum number of connections from user\+IP exceeded \(mail_max_userip_connections=[[:digit:]]+\): user=<[^>]*>, method=[[:alnum:]-]+, rip=[.:[:xdigit:]]+, lip=[.:[:xdigit:]]+(, TLS, session=<[^>]+>)?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: lmtp\([-_.@[:alnum:]]+\): Connect from local$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: lmtp\([-_.@[:alnum:]]+\): Disconnect from local: (Client quit|Connection closed) \(in reset\)$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: lmtp\([-_.@[:alnum:]]+, [^@]+@[^@]+\): [+/[:alnum:]]{22}: sieve: msgid=(\S+ )?|<[^>]*>( \(added by \S+\))?: (stored mail into mailbox '|marked message to be discarded if not explicitly delivered \(discard action\)$|forwarded to )
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: lmtp\([-_.@[:alnum:]]+, [^@]+@[^@]+\): [+/[:alnum:]]{22}: sieve: execution of script \S+ script failed, but implicit keep was successful \(user logfile \S+ may reveal additional details\)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: lmtp\([0-9]+\): Disconnect from local: Successful quit$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: managesieve\([-_.@[:alnum:]]+\): Disconnected: Logged out bytes=[[:digit:]]+/[[:digit:]]+?$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: ssl-params: (Generating SSL parameters|SSL parameters regeneration completed)$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: stats: Warning: UPDATE-CMD: Already expired$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: stats: Warning: Couldn't find session GUID: [[:xdigit:]]{32}$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ dovecot: stats: Error: Mail server input error: UPDATE-SESSION [-_.@[:alnum:]]+ imap: stats shrank: (mcache|mlpath|mrbytes|mrcount) [[:digit:]]+ < [[:digit:]]+$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ systemd\[1\]: Start(ing|ed) Dovecot authentication proxy\.(\.\.)?$
diff --git a/roles/common/files/etc/logcheck/ignore.d.server/postfix-local b/roles/common/files/etc/logcheck/ignore.d.server/postfix-local
index 7df68c4..6a11392 100644
--- a/roles/common/files/etc/logcheck/ignore.d.server/postfix-local
+++ b/roles/common/files/etc/logcheck/ignore.d.server/postfix-local
@@ -2,49 +2,49 @@
 # Do NOT edit this file directly!
 #
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix/local\[[[:digit:]]+\]: [[:xdigit:]]+: to=<[^>]+>,( orig_to=<[^>]+>,)? relay=local, delay=[.[:digit:]]+(, delays=([.[:digit:]]+/){3}[.[:digit:]]+)?(, dsn=2(\.[[:digit:]]+){2})?, status=sent \(forwarded as [[:xdigit:]]{10}\)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/postfix-script\[[[:digit:]]+\]: refreshing the Postfix mail system$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/master[[[:digit:]]+]: reload -- version [.[:digit:]]+, configuration /etc/postfix$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/smtpd\[[[:digit:]]+\]: (dis)?connect from [^[:space:]]+$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/smtpd\[[[:digit:]]+\]: (NOQUEUE|[[:xdigit:]]+): reject: RCPT from [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\]: [45][[:digit:]][[:digit:]] [45](\.[[:digit:]]+){2} <[^>]+>: Recipient address rejected: ((unverified|undeliverable) address:|Domain not found;)
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/[ls]mtp\[[[:digit:]]+\]: [[:xdigit:]]+: to=<[^>]+>,( orig_to=<[^>]+>,)? relay=[._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\](:[[:digit:]]{1,5})?, (conn_use=[[:digit:]]+, )?delay=[.[:digit:]]+(, delays=([.[:digit:]]+/){3}[.[:digit:]]+)?(, dsn=2(\.[[:digit:]]+){2})?, status=(sent|deliverable) \(2[[:digit:]][[:digit:]] .+\)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/anvil\[[[:digit:]]+\]: statistics: max (message|recipient|connection) (count|rate) [/[:digit:]s]+ for \((\[[.:[:xdigit:]]+\]:)?(smtp[sd]?|25|submission|587)?:([.:[:xdigit:]]+|unknown)\) at \w{3} [ :[:digit:]]{11}$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/anvil\[[[:digit:]]+\]: statistics: max cache size [[:digit:]]+ at \w{3} [ :[:digit:]]{11}$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/scache\[[[:digit:]]+\]: statistics: start interval \w{3} [ :[:digit:]]{11}$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/scache\[[[:digit:]]+\]: statistics: (domain|address) lookup hits=[[:digit:]]+ miss=[[:digit:]]+ success=[[:digit:]]+%$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/scache\[[[:digit:]]+\]: statistics: max simultaneous domains=[[:digit:]]+ addresses=[[:digit:]]+ connection=[[:digit:]]+$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/smtpd\[[[:digit:]]+\]: [[:xdigit:]]+: client=[._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\]$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/cleanup\[[[:digit:]]+\]: [[:xdigit:]]+: (resent-)?message-id=([^[:blank:]]*|(mid:)?[[:alnum:]_/+.$@-]+)( \(added by [^[:space:]]+\))?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/qmgr\[[[:digit:]]+\]: [[:xdigit:]]+: from=<[^>]*>, size=[[:digit:]]+, nrcpt=[[:digit:]]+ \(queue active\)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/n?qmgr\[[[:digit:]]+\]: [[:xdigit:]]+: from=<[^>]*>, status=expired, returned to sender$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/n?qmgr\[[[:digit:]]+\]: [[:xdigit:]]+: message-id=(<[^>]*>|[[:alnum:]_/+.$@-]+)( \(added by [^[:space:]]+\))?
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/n?qmgr\[[[:digit:]]+\]: [[:xdigit:]]+: removed$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/n?qmgr\[[[:digit:]]+\]: [[:xdigit:]]+: skipped, still being delivered$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/verify\[[[:digit:]]+\]: cache \S+A partial cleanup: retained=[[:digit:]]+ dropped=[[:digit:]]+ entries$
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/verify\[[[:digit:]]+\]: cache [a-z]+:\S+ (partial|full) cleanup: retained=[[:digit:]]+ dropped=[[:digit:]]+ entries$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/smtpd\[[[:digit:]]+\]: disconnect from [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\]( (ehlo|helo|xforward|starttls|auth|mail|rcpt|data|noop|rset|quit|commands|unknown)=[0-9]+(/[0-9]+)?)+$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-msa/pickup\[[[:digit:]]+\]: [[:xdigit:]]+: uid=[[:digit:]]+ from=<[^>]*>$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-msa/cleanup\[[[:digit:]]+\]: [[:xdigit:]]+: replace: header\s
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-msa/smtpd\[[[:digit:]]+\]: [[:xdigit:]]+: client=[^[:space:]]+, sasl_method=[-[:alnum:]]+, sasl_username=[-_.@[:alnum:]]+(, sasl_sender=[-_.@[:alnum:]]+)?$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-msa/smtpd\[[[:digit:]]+\]: warning: [-._[:alnum:]]+\[[.[:digit:]]+\]: SASL (PLAIN|LOGIN) authentication (failed|aborted)(:[ [:alnum:]]*)?$
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-msa/smtpd\[[[:digit:]]+\]: warning: [-._[:alnum:]]+\[[[:xdigit:].:]{3,39}\]: SASL (PLAIN|LOGIN) authentication (failed|aborted)(:[ [:alnum:]]*)?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-(msa|mx)/smtpd\[[[:digit:]]+\]: improper command pipelining after (EHLO|HELO|MAIL|QUIT) from [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\]:
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-(msa|mx)/smtpd\[[[:digit:]]+\]: warning: hostname [._[:alnum:]-]+ does not resolve to address [[:xdigit:].:]{3,39}(: Name or service not known)?$
-^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/smtpd\[[[:digit:]]+\]: warning: Connection concurrency limit exceeded: [0-9]+ from [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\] for service smtpd$
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-(msa|mx)/smtpd\[[[:digit:]]+\]: warning: Connection concurrency limit exceeded: [0-9]+ from [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\] for service (submission|smtpd)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/smtpd\[[[:digit:]]+\]: NOQUEUE: reject: RCPT from [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\]: 5[[:digit:]]{2} 5(\.[[:digit:]]){2} <[^>]+>: Helo command rejected: need fully-qualified hostname;( from=<[^>]*> to=<[^>]+>)? proto=E?SMTP( helo=<[^>]+>)?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/smtpd\[[[:digit:]]+\]: NOQUEUE: reject: RCPT from [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\]: 4[[:digit:]]{2} 4(\.[[:digit:]]){2} <[^>]+>: Sender address rejected: Domain not found;( from=<[^>]*> to=<[^>]+>)? proto=E?SMTP( helo=<[^>]+>)?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/smtpd\[[[:digit:]]+\]: NOQUEUE: reject: RCPT from [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\]: 5[[:digit:]]{2} 5(\.[[:digit:]]){2} Service unavailable; (Unverified Client host|Sender address) \[\S+\] blocked using [._[:alnum:]-]+; https?://[^[:blank:];]+; from=<[^>]*> to=<[^>]+> proto=E?SMTP( helo=<[^>]+>)?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/smtpd\[[[:digit:]]+\]: NOQUEUE: reject: RCPT from [._[:alnum:]-]+\[([[:xdigit:].:]{3,39})\]: 4[[:digit:]]{2} 4(\.[[:digit:]]+){2} Client host rejected: cannot find your hostname, \[\1\]; from=<[^>]*> to=<[^>]+> proto=E?SMTP( helo=<[^>]+>)?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-(msa|mx)/smtpd\[[[:digit:]]+\]: timeout after [-[:upper:]]+( \([[:digit:]]+ bytes\))? from [^[:space:]]+$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-((msa|mx)/smtpd|out/smtp)\[[[:digit:]]+\]: warning: (tls_text_name: [-._[:alnum:]]+\[[[:xdigit:].:]{3,39}\]: )?peer certificate has no (subject CN|issuer Organization)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-msa/smtpd\[[[:digit:]]+\]: (NOQUEUE|[[:xdigit:]]+): reject: [[:upper:]]+ from [^[:space:]]+: 450( 4\.1\.2)? <[^>]*>: Recipient address rejected: Domain not found;( from=<[^>]*> to=<[^>]+>)? proto=E?SMTP( helo=<[^[:space:]]+>)?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-msa/smtpd\[[[:digit:]]+\]: (NOQUEUE|[[:xdigit:]]+): reject: [[:upper:]]+ from [^[:space:]]+: 450( 4\.1\.8)? <[^>]*>: Sender address rejected: Domain not found;( from=<[^>]*> to=<[^>]+>)? proto=E?SMTP( helo=<[^[:space:]]+>)?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-msa/smtpd\[[[:digit:]]+\]: NOQUEUE: reject: [[:upper:]]+ from [^[:space:]]+: 554( 5\.7\.1)? <>: Sender address rejected: Null sender not allowed; from=<> to=<[^>]+> proto=E?SMTP( helo=<[^[:space:]]+>)?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-(msa|mx)/smtpd\[[[:digit:]]+\]: (NOQUEUE|[[:xdigit:]]+): reject: [[:upper:]]+ from [^[:space:]]+: 5[[:digit:]]{2} 5(\.[[:digit:]]){2} <[^>]*>: (Recipient|Sender) address rejected: need fully-qualified address;( from=<[^>]*> to=<[^>]+>)? proto=E?SMTP( helo=<[^[:space:]]+>)?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-msa/smtpd\[[[:digit:]]+\]: NOQUEUE: reject: RCPT from [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\]: 554 5\.7\.1 <[._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\]>: Client host rejected: Access denied;( from=<[^>]*> to=<[^>]+>)? proto=E?SMTP( helo=<[^[:space:]]+>)?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mda/lmtp\[[[:digit:]]+\]: [[:xdigit:]]+: to=<[^>]+>,( orig_to=<[^>]+>,)? relay=[._[:alnum:]-]+\[private/dovecot-lmtpd\],( conn_use=[[:digit:]]+,)? delay=[.[:digit:]]+(, delays=([.[:digit:]]+/){3}[.[:digit:]]+)?(, dsn=2(\.[[:digit:]]+){2})?, status=sent \(2[[:digit:]][[:digit:]] .+\)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-\w+/(error|n?qmgr|smtp)\[[[:digit:]]+\]: [[:xdigit:]]+: to=<[^>]+>,( orig_to=<[^>]+>,)? relay=(none|[^[:space:]]+\[[[:xdigit:].:]{3,39}\]:[[:digit:]]+),( conn_use=[[:digit:]]+,)? delay=[[:digit:].]+,( delays=[[:digit:]./]+,)?( dsn=[45]\.[[:digit:]]\.[[:digit:]],)? status=(deferred|undeliverable|bounced) \((delivery temporarily suspended: )?((lost connection with [^[:space:]]+|conversation with [^[:space:]]+ timed out) while (sending [[:alnum:]]+( [[:alnum:]]+)?|performing the (HELO|EHLO) handshake|receiving the initial server greeting|sending [[:alnum:]]+( [/[:alnum:]]+)?|sending end of data -- message may be sent more than once)|connect to [^[:space:]]+: (Connection timed out|read timeout|Connection refused|Network is unreachable|No route to host)|host [^[:space:]]+ refused to talk to me: [45][[:digit:]][[:digit:]].*|Host or domain name not found. Name service error for name=[^[:space:]]+ type=(MX|A|AAAA): Host (not found, try again|found but no data record of requested type)|User unknown in virtual alias table|host [^[:space:]]+\[[[:xdigit:].:]{3,39}\] said: [45][[:digit:]][[:digit:]] [45](\.[[:digit:]]+){2} <[^>]+>: (Temporarily rejected\. Try again later\.|Recipient address rejected: ((undeliverable|unverified) address:|Domain not found)) .*)\)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-msa/smtp\[[[:digit:]]+\]: [[:xdigit:]]+: to=<[^>]+>,( orig_to=<[^>]+>,)? relay=[^[:space:]]+\[[[:xdigit:].:]{3,39}\]:[[:digit:]]+,( conn_use=[[:digit:]]+,)? delay=[[:digit:].]+,( delays=[[:digit:]./]+,)?( dsn=[45]\.[[:digit:]]\.[[:digit:]],)? status=undeliverable \(host
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-msa/smtp\[[[:digit:]]+\]: [[:xdigit:]]+: host [^[:space:]]+\[[[:xdigit:].:]{3,39}\]( said: 45[01] .* \(in reply to RCPT TO command\)| refused to talk to me: 421 )
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-out/smtp\[[[:digit:]]+\]: [[:xdigit:]]+: lost connection with [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\] while (receiving the initial server greeting|sending [[:upper:] ]+|performing the HELO handshake|sending end of data -- message may be sent more than once)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-out/smtp\[[[:digit:]]+\]: [[:xdigit:]]+: conversation with [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\] timed out while (sending message body|receiving the initial server greeting)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-out/smtp\[[[:digit:]]+\]: [[:xdigit:]]+: to=<[^>]+>(, orig_to=<[^>]+>)?, relay=[._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\](:[[:digit:]]{1,5})?,( conn_use=[[:digit:]]+,)? delay=[.[:digit:]]+(, delays=([.[:digit:]]+/){3}[.[:digit:]]+)?(, dsn=[45](\.[[:digit:]]+){2})?, status=(deferred|bounced|undeliverable|SOFTBOUNCE) \(host [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\] said: [45][[:digit:]][[:digit:]][- ]+.* \(in reply to (HELO|EHLO|MAIL FROM|RCPT TO|DATA|end of DATA) command\)\)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-out/smtp\[[[:digit:]]+\]: connect to [^[:space:]]+: (read timeout|Connection (refused|timed out)|Network is unreachable|No route to host)( \(port [[:digit:]]+\))?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-out/[ls]mtp\[[[:digit:]]+\]: [[:xdigit:]]+: to=<[^>]+>, relay=(none|[._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\](:[[:digit:]]{1,5})?), (conn_use=[[:digit:]]+, )?delay=[.[:digit:]]+(, delays=([.[:digit:]]+/){3}[.[:digit:]]+)?(, dsn=[45](\.[[:digit:]]+){2})?, status=(deferred|bounced|undeliverable) \((host [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\] said: [45][[:digit:]][[:digit:]] .+ \(in reply to (HELO|EHLO|MAIL FROM|RCPT TO|end of DATA) command\)|connect to [^[:space:]]+: (read timeout|Connection (refused|timed out)|Network is unreachable|No route to host)( \(port [[:digit:]]+\))?|mail for [._[:alnum:]-]+ loops back to myself)\)$
@@ -55,40 +55,41 @@
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-(mda|out)/smtpd?\[[[:digit:]]+\]: warning: numeric domain name in resource data of MX record for [._[:alnum:]-]+: [[:xdigit:].:]{3,39}$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-out/smtp\[[[:digit:]]+\]: warning: no MX host for [._[:alnum:]-]+ has a valid address record$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix(-\w+)?/smtpd\[[[:digit:]]+\]: SSL_accept error from [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\]: (lost connection|Connection reset by peer|-?[[:digit:]]+|Connection timed out)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-(msa|mx)/smtpd\[[[:digit:]]+\]: warning: TLS library problem: error:[[:xdigit:]]+:SSL routines:SSL3_READ_BYTES:(sslv3|tlsv1) alert (unknown ca|certificate unknown):s3_pkt.c:[0-9]+:SSL alert number [[:digit:]]+:$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-(out|mx)/bounce\[[[:digit:]]+\]: [[:xdigit:]]+: sender (delay|non-delivery|delivery status) notification: [[:xdigit:]]+$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-out/smtp\[[[:digit:]]+\]: [[:xdigit:]]+: host [^[:space:]]+ refused to talk to me: [45][[:digit:]][[:digit:]].*$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-out/smtp\[[[:digit:]]+\]: [[:xdigit:]]+: enabling PIX <CRLF>\.<CRLF> workaround for [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\](:[[:digit:]]{1,5})?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-out/smtp\[[[:digit:]]+\]: [[:xdigit:]]+: enabling PIX workarounds:( (disable_esmtp|delay_dotcrlf))+ for [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\](:[[:digit:]]{1,5})?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-out/smtp\[[[:digit:]]+\]: [[:xdigit:]]+: to=<[^>]+>, relay=[-_.[:alnum:]]+, delay=[.[:digit:]]+(, delays=([.[:digit:]]+/){3}[.[:digit:]]+)?(, dsn=4(\.[[:digit:]]+){2})?, status=deferred \(connect to [._[:alnum:]-]+\[(unknown|[[:xdigit:].:]{3,39})\]:[[:digit:]]+: (Network is unreachable|No route to host|Connection refused)\)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-out/smtp\[[[:digit:]]+\]: SSL_connect error to [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\]:[[:digit:]]+: -?[[:digit:]]+$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-out/smtp\[[[:digit:]]+\]: warning: TLS library problem: error:[[:xdigit:]]+:SSL routines:SSL2?3_CHECK_CERT_AND_ALGORITHM:dh key too small:s2?3_clnt\.c:[0-9]+:$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-out/smtp\[[[:digit:]]+\]: [[:xdigit:]]+: Cannot start TLS: handshake failure$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-out/smtp\[[[:digit:]]+\]: Host offered STARTTLS: \[[._[:alnum:]-]+\]$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/smtpd\[[[:digit:]]+\]: [[:xdigit:]]+: reject: RCPT from [^[:space:]]+: 4[[:digit:]][[:digit:]]( 4(\.[[:digit:]]){2}) <[^[:space:]]*>: Recipient address rejected: Greylisted( for [[:digit:]]+ (second|minute)s)?, see https?://[-_.:/[:alnum:]]+\.html?; from=<[^>]*> to=<[^>]+> proto=E?SMTP helo=<[^[:space:]]+>$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-\w+/smtpd\[[[:digit:]]+\]: lost connection after [[:upper:]]+( \([[:digit:]]+ bytes\))? from [._[:alnum:]-]+\[(unknown|[[:xdigit:].:]{3,39})\]$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/smtpd\[[[:digit:]]+\]: [[:xdigit:]]+: reject: (CONNECT|RCPT) from [^[:space:]]+: [45][[:digit:]][[:digit:]]( [45](\.[[:digit:]]){2})? Service unavailable; Client host \[([[:xdigit:].:]{3,39}|[-._[:alnum:]]+)\] blocked using [._[:alnum:]-]+;( .+;)? (from=<[^>]*> to=<[^>]+> )?proto=E?SMTP( helo=<[^[:space:]]+>)?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/smtpd\[[[:digit:]]+\]: (NOQUEUE|[[:xdigit:]]+): reject: RCPT from [^[:space:]]+: [[:digit:]]{3}( [45](\.[[:digit:]]){2})? <[^[:space:]]*>: Relay access denied; from=<[^>]*> to=<[^>]+> proto=E?SMTP helo=<[^[:space:]]+>$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/smtpd\[[[:digit:]]+\]: warning: ([-._[:alnum:]]+): RBL lookup error: Host or domain name not found\. Name service error for name=\1 type=A(AAA)?: Host not found, try again$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-(mx|msa)/(smtpd|tlsproxy)\[[[:digit:]]+\]: warning: TLS library problem: error:[[:xdigit:]]+:SSL routines:SSL2?3_(GET_RECORD:(decryption failed or bad record mac|wrong version number):s3_pkt\.c:[0-9]+:|READ_BYTES:(reason\([[:digit:]]+\)|sslv3 alert (unexpected message|bad certificate)):s3_pkt\.c:[[:digit:]]+:SSL alert number (0|10|42):|GET_CLIENT_HELLO:(unsupported protocol|no shared cipher|unknown protocol|wrong version number):s2?3_srvr\.c:[0-9]+:)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/tlsproxy\[[[:digit:]]+\]: warning: TLS library problem: error:[[:xdigit:]]+:SSL routines:tls_post_process_client_hello:no shared cipher:\.\./ssl/statem/statem_srvr\.c:[0-9]+:$
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-msa/smtpd\[[[:digit:]]+\]: warning: TLS library problem: error:[[:xdigit:]]+:SSL routines:tls_process_client_hello:(no shared cipher|unknown protocol|version too low):\.\./ssl/statem/statem_srvr\.c:[0-9]+:$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/smtpd\[[[:digit:]]+\]: (NOQUEUE|[[:xdigit:]]+): reject: [[:upper:]]+ from [^[:space:]]+: 554( 5\.1\.[01])? <[^[:space:]]*>: Recipient address rejected: User unknown in virtual alias table;( from=<[^>]*> to=<[^>]+>)? proto=E?SMTP( helo=<[^[:space:]]+>)?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/smtpd\[[[:digit:]]+\]: [[:xdigit:]]+: reject: RCPT from [^[:space:]]+: [45][[:digit:]][[:digit:]]( [45](\.[[:digit:]]){2})? <[^[:space:]]*>: Helo command rejected: .+; from=<[^>]*> to=<[^>]+> proto=E?SMTP helo=<[^[:space:]]+>$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/smtpd\[[[:digit:]]+\]: too many errors after ([[:upper:]]{4}|END-OF-MESSAGE|UNKNOWN|DATA \(0 bytes\)) from [._[:alnum:]-]+\[[.[:digit:]]+\]$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-(mx|msa)/smtpd\[[[:digit:]]+\]: warning: hostname [^[:space:]]+ does not resolve to address [[:xdigit:].:]{3,39}: (No address associated with hostname|Temporary failure in name resolution)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/smtpd\[[[:digit:]]+\]: warning: (numeric hostname: [[:xdigit:].:]{3,39}|valid_hostname: misplaced delimiter: \S)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-(mx|lists)/pipe\[[[:digit:]]+\]: [[:xdigit:]]+: to=<[^>]+>,( orig_to=<[^>]+>,)* relay=([-_.[:alnum:]]+), delay=[.[:digit:]]+(, delays=([.[:digit:]]+/){3}[.[:digit:]]+)?(, dsn=2(\.[[:digit:]]+){2})?, status=sent \(delivered via \3 service\)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/discard\[[[:digit:]]+\]: [[:xdigit:]]+: to=<[^>]+>,( orig_to=<[^>]+>,)* relay=none, delay=[.[:digit:]]+(, delays=([.[:digit:]]+/){3}[.[:digit:]]+)?(, dsn=2(\.[[:digit:]]+){2})?, status=sent \(discard\.fripost\.org\)$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-(mx|msa)/smtpd\[[[:digit:]]+\]: warning: Illegal address syntax from [._[:alnum:]-]+\[[[:xdigit:].:]{3,39}\] in (MAIL|RCPT) command:\s
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/postscreen\[[[:digit:]]+\]: (PASS (OLD|NEW)|WHITELISTED) \[[[:xdigit:].:]{3,39}\]:[[:digit:]]+$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/postscreen\[[[:digit:]]+\]: CONNECT from \[[[:xdigit:].:]{3,39}\]:[[:digit:]]+ to \[[[:xdigit:].:]{3,39}\]:25$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/postscreen\[[[:digit:]]+\]: DISCONNECT \[[[:xdigit:].:]{3,39}\]:[[:digit:]]+$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/postscreen\[[[:digit:]]+\]: PREGREET [[:digit:]]+ after [.[:digit:]]+ from \[[[:xdigit:].:]{3,39}\]:[[:digit:]]+:\s
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/postscreen\[[[:digit:]]+\]: HANGUP after [.[:digit:]]+ from \[[[:xdigit:].:]{3,39}\]:[[:digit:]]+ in tests (before|after) SMTP handshake$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/postscreen\[[[:digit:]]+\]: BARE NEWLINE from \[[[:xdigit:].:]{3,39}\]:[[:digit:]]+( after\s.*)?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/postscreen\[[[:digit:]]+\]: NON-SMTP COMMAND from \[[[:xdigit:].:]{3,39}\]:[[:digit:]]+\s
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/postscreen\[[[:digit:]]+\]: COMMAND PIPELINING from \[[[:xdigit:].:]{3,39}\]:[[:digit:]]+ after\s
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/postscreen\[[[:digit:]]+\]: DNSBL rank [[:digit:]]+ for \[[[:xdigit:].:]{3,39}\]:[[:digit:]]+$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/postscreen\[[[:digit:]]+\]: NOQUEUE: reject: RCPT from (\[[[:xdigit:].:]{3,39}\]):[[:digit:]]+: [45][[:digit:]][[:digit:]]( [45](\.[[:digit:]]){2})? (Service unavailable; client \1 blocked using [._[:alnum:]-]+|Protocol error|Service currently unavailable);( .+;)? (from=<[^>]*>, to=<[^>]+>, )?proto=E?SMTP(, helo=<[^[:space:]]+>)?$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/postscreen\[[[:digit:]]+\]: NOQUEUE: reject: CONNECT from \[[[:xdigit:].:]{3,39}\]:[[:digit:]]+: too many connections$
 ^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ postfix-mx/postscreen\[[[:digit:]]+\]: COMMAND (COUNT|TIME) LIMIT from \[[[:xdigit:].:]{3,39}\]:[[:digit:]]+( after [[:upper:]]+)?$