#
# Copyright (c) 1983, 1995 Eric P. Allman
# Copyright (c) 1988, 1993
#	The Regents of the University of California. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. All advertising materials mentioning features or use of this software
# must display the following acknowledgement:
#	This product includes software developed by the University of
#	California, Berkeley and its contributors.
# 4. Neither the name of the University nor the names of its contributors
# may be used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
######################################################################
######################################################################
#####
#####	SENDMAIL CONFIGURATION FILE
#####
##### built by richard@lux on Mon Oct 16 04:58:38 PDT 1995
##### in /home/richard
##### using /usr/src/sendmail/cf/ as configuration include directory
#####
######################################################################
######################################################################
##### @(#)cfhead.m4	8.3 (Berkeley) 9/15/95 #####
##### @(#)cf.m4	8.24 (Berkeley) 8/16/95 #####
##### mailhub.mc Richard Reich 11 AUG 95 #####
##### @(#)linux.m4	8.2 (Berkeley) 8/21/93 #####
##### @(#)nouucp.m4	8.1 (Berkeley) 6/7/93 #####
##### @(#)use_cw_file.m4	8.1 (Berkeley) 6/7/93 #####
##### @(#)proto.m4	8.96 (Berkeley) 10/1/95 #####
# level 6 config file format
V6/Berkeley
##################
# local info #
##################
Cwlocalhost
# file containing names of hosts for which we receive email
Fw/etc/sendmail.cw
# my official domain name
# ... define this only if sendmail cannot automatically determine your domain
#Dj$w.Foo.COM
CP.
# "Smart" relay host (may be null)
DS
# place to which unknown users should be forwarded
#Kuser user -m -a<>
#DLname_of_luser_relay
# operators that cannot be in local usernames (i.e., network indicators)
CO @ % 
# a class with just dot (for identifying canonical names)
C..
# Mailer table (overriding domains)
#Kmailertable dbm /etc/mailertable
# Domain table (adding domains)
#Kdomaintable dbm /etc/domaintable
# who I send unqualified names to (null means deliver locally)
DR
# who gets all local email traffic ($R has precedence for unqualified names)
DH
# class L: names that should be delivered locally, even if we have a relay
# class E: names that should be exposed as from this host, even if we masquerade
# class M: domains that should be masqueraded (also everything in $=w)
#CL root
CE root
# dequoting map
Kdequote dequote
# who I masquerade as (null for no masquerading)
DMourco.com
# my name for error messages
DnMAILER-DAEMON
Kuserdb btree -o /etc/userdb.db
# Configuration version number
DZ8.7.1
###############
# Options #
###############
# strip message body to 7 bits on input?
O SevenBitInput=False
# 8-bit data handling
O EightBitMode=pass8
# wait for alias file rebuild (default units: minutes)
O AliasWait=10
# location of alias file
O AliasFile=/etc/aliases
# minimum number of free blocks on filesystem
O MinFreeBlocks=100
# maximum message size
#O MaxMessageSize=1000000
# substitution for space (blank) characters
O BlankSub=.
# avoid connecting to "expensive" mailers on initial submission?
O HoldExpensive=False
# checkpoint queue runs after every N successful deliveries
#O CheckpointInterval=10
# default delivery mode
O DeliveryMode=background
# automatically rebuild the alias database?
#O AutoRebuildAliases
# error message header/file
#O ErrorHeader=/etc/sendmail.oE
# error mode
#O ErrorMode=print
# save Unix-style "From_" lines at top of header?
#O SaveFromLine
# temporary file mode
O TempFileMode=0600
# match recipients against GECOS field?
#O MatchGECOS
# maximum hop count
#O MaxHopCount=17
# location of help file
O HelpFile=/usr/lib/sendmail.hf
# ignore dots as terminators in incoming messages?
#O IgnoreDots
# name resolver options
#O ResolverOptions=+AAONLY
# deliver MIME-encapsulated error messages?
O SendMimeErrors=True
# Forward file search path
O ForwardPath=$z/.forward.$w:$z/.forward
# open connection cache size
O ConnectionCacheSize=2
# open connection cache timeout
O ConnectionCacheTimeout=5m
# use Errors-To: header?
O UseErrorsTo=False
# log level
O LogLevel=9
# send to me too, even in an alias expansion?
#O MeToo
# verify RHS in newaliases?
O CheckAliases=False
# default messages to old style headers if no special punctuation?
O OldStyleHeaders=True
# SMTP daemon options
#O DaemonPortOptions=Port=esmtp
# privacy flags
O PrivacyOptions=authwarnings
# who (if anyone) should get extra copies of error messages
#O PostMasterCopy=Postmaster
# slope of queue-only function
#O QueueFactor=600000
# queue directory
O QueueDirectory=/var/spool/mqueue
# timeouts (many of these)
#O Timeout.initial=5m
#O Timeout.helo=5m
#O Timeout.mail=10m
#O Timeout.rcpt=1h
#O Timeout.datainit=5m
#O Timeout.datablock=1h
#O Timeout.datafinal=1h
#O Timeout.rset=5m
#O Timeout.quit=2m
#O Timeout.misc=2m
#O Timeout.command=1h
#O Timeout.ident=30s
#O Timeout.fileopen=60s
O Timeout.queuereturn=5d
#O Timeout.queuereturn.normal=5d
#O Timeout.queuereturn.urgent=2d
#O Timeout.queuereturn.non-urgent=7d
O Timeout.queuewarn=4h
#O Timeout.queuewarn.normal=4h
#O Timeout.queuewarn.urgent=1h
#O Timeout.queuewarn.non-urgent=12h
# should we not prune routes in route-addr syntax addresses?
#O DontPruneRoutes
# queue up everything before forking?
O SuperSafe=True
# status file
O StatusFile=/etc/sendmail.st
# time zone handling:
# if undefined, use system default
# if defined but null, use TZ envariable passed in
# if defined and non-null, use that info
#O TimeZoneSpec=
# default UID (can be username or userid:groupid)
O DefaultUser=1:1
# list of locations of user database file (null means no lookup)
#O UserDatabaseSpec=/etc/userdb
# fallback MX host
#O FallbackMXhost=fall.back.host.net
# if we are the best MX host for a site, try it directly instead of config err
#O TryNullMXList
# load average at which we just queue messages
#O QueueLA=8
# load average at which we refuse connections
#O RefuseLA=12
# work recipient factor
#O RecipientFactor=30000
# deliver each queued job in a separate process?
#O ForkEachJob
# work class factor
#O ClassFactor=1800
# work time factor
#O RetryFactor=90000
# shall we sort the queue by hostname first?
#O QueueSortOrder=priority
# minimum time in queue before retry
#O MinQueueAge=30m
# default character set
#O DefaultCharSet=iso-8859-1
# service switch file (ignored on Solaris, Ultrix, OSF/1, others)
#O ServiceSwitchFile=/etc/service.switch
# dialup line delay on connection failure
#O DialDelay=10s
# action to take if there are no recipients in the message
#O NoRecipientAction=add-to-undisclosed
# chrooted environment for writing to files
#O SafeFileEnvironment=/arch
# are colons OK in addresses?
#O ColonOkInAddr
# how many jobs can you process in the queue?
#O MaxQueueRunSize=10000
# shall I avoid expanding CNAMEs (violates protocols)?
#O DontExpandCnames
# SMTP initial login message (old $e macro)
O SmtpGreetingMessage=$j Sendmail $v/$Z; $b
# UNIX initial From header format (old $l macro)
O UnixFromLine=From $g $d
# delimiter (operator) characters (old $o macro)
O OperatorChars=.:%@!^/[]+
# shall I avoid calling initgroups(3) because of high NIS costs?
#O DontInitGroups
###########################
# Message precedences #
###########################
Pfirst-class=0
Pspecial-delivery=100
Plist=-30
Pbulk=-60
Pjunk=-100
#####################
# Trusted users #
#####################
# this is equivalent to setting class "t"
#Ft/etc/sendmail.ct
Troot
Tdaemon
Tuucp
#########################
# Format of headers #
#########################
H?P?Return-Path: $g
HReceived: $?sfrom $s $.$?_($?s$|from $.$_) $.by $j ($v/$Z)$?r with $r$. id $i$?u for $u$.; $b
H?D?Resent-Date: $a
H?D?Date: $a
H?F?Resent-From: $?x$x <$g>$|$g$.
H?F?From: $?x$x <$g>$|$g$.
H?x?Full-Name: $x
HSubject:
# HPosted-Date: $a
# H?l?Received-Date: $b
H?M?Resent-Message-Id: <$t.$i@$j>
H?M?Message-Id: <$t.$i@$j>
#
######################################################################
######################################################################
#####
#####	REWRITING RULES
#####
######################################################################
######################################################################
#######################################
### Ruleset 1 -- Sender Rewriting ###
#######################################
S1
R$* < @ ourco.com. > $* $: $( userdb $1 $) < @ ourco.com. > $2 
###########################################
### Rulset 3 -- Name Canonicalization ###
###########################################
S3
# handle null input (translate to <@> special case)
R$@	$@ <@>
# strip group: syntax (not inside angle brackets!) and trailing semicolon
R$*	$: $1 <@>	mark addresses
R$* < $* > $* <@>	$: $1 < $2 > $3	unmark 
R$* :: $* <@>	$: $1 :: $2	unmark node::addr
R:include: $* <@>	$: :include: $1	unmark :include:...
R$* : $* <@>	$: $2	strip colon if marked
R$* <@>	$: $1	unmark
R$* ;	$: $1	strip trailing semi
# null input now results from list:; syntax
R$@	$@ :; <@>
# strip angle brackets -- note RFC733 heuristic to get innermost item
R$*	$: < $1 >	housekeeping <>
R$+ < $* >	< $2 >	strip excess on left
R< $* > $+	< $1 >	strip excess on right
R<>	$@ < @ >	MAIL FROM:<> case
R< $+ >	$: $1	remove housekeeping <>
# make sure <@a,@b,@c:user@d> syntax is easy to parse -- undone later
R@ $+ , $+	@ $1 : $2	change all "," to ":"
# localize and dispose of route-based addresses
R@ $+ : $+	$@ $>96 < @$1 > : $2	handle 
# find focus for list syntax
R $+ : $* ; @ $+	$@ $>96 $1 : $2 ; < @ $3 >	list syntax
R $+ : $* ;	$@ $1 : $2;	list syntax
# find focus for @ syntax addresses
R$+ @ $+	$: $1 < @ $2 >	focus on domain
R$+ < $+ @ $+ >	$1 $2 < @ $3 >	move gaze right
R$+ < @ $+ >	$@ $>96 $1 < @ $2 >	already canonical
# do some sanity checking
R$* < @ $* : $* > $*	$1 < @ $2 $3 > $4	nix colons in addrs
# if we have % signs, take the rightmost one
R$* % $*	$1 @ $2	First make them all @s.
R$* @ $* @ $*	$1 % $2 @ $3	Undo all but the last.
R$* @ $*	$@ $>96 $1 < @ $2 >	Insert < > and finish
# else we must be a local name
R$*	$@ $>96 $1
################################################
### Ruleset 96 -- bottom half of ruleset 3 ###
################################################
S96
# handle special cases for local names
R$* < @ localhost > $*	$: $1 < @ $j . > $2	no domain at all
R$* < @ localhost . $m > $*	$: $1 < @ $j . > $2	local domain
R$* < @ [ $+ ] > $*	$: $1 < @@ [ $2 ] > $3	mark [a.b.c.d]
R$* < @@ $=w > $*	$: $1 < @ $j . > $3	self-literal
R$* < @@ $+ > $*	$@ $1 < @ $2 > $3	canon IP addr
# look up domains in the domain table
#R$* < @ $+ > $* $: $1 < @ $(domaintable $2 $) > $3
# pass to name server to make hostname canonical
R$* < @ $* $~P > $*	$: $1 < @ $[ $2 $3 $] > $4
# local host aliases and pseudo-domains are always canonical
R$* < @ $=w > $*	$: $1 < @ $2 . > $3
R$* < @ $* $=P > $*	$: $1 < @ $2 $3 . > $4
R$* < @ $* . . > $*	$1 < @ $2 . > $3
# if this is the local hostname, make sure we treat is as canonical
R$* < @ $j > $*	$: $1 < @ $j . > $2
##################################################
### Ruleset 4 -- Final Output Post-rewriting ###
##################################################
S4
R$* <@>	$@	handle <> and list:;
# strip trailing dot off possibly canonical name
R$* < @ $+ . > $*	$1 < @ $2 > $3
# externalize local domain info
R$* < $+ > $*	$1 $2 $3	defocus
R@ $+ : @ $+ : $+	@ $1 , @ $2 : $3	 canonical
R@ $*	$@ @ $1	... and exit
# delete duplicate local names
R$+ % $=w @ $=w	$1 @ $j	u%host@host => u@host
##############################################################
### Ruleset 97 -- recanonicalize and call ruleset zero ###
###	(used for recursive calls)	###
##############################################################
S97
R$*	$: $>3 $1
R$*	$@ $>0 $1
######################################
### Ruleset 0 -- Parse Address ###
######################################
S0
R<@>	$#local $: <@>	special case error msgs
R$* : $* ; <@>	$#error $@ 5.1.3 $: "list:; syntax illegal for recipient addresses"
R<@ $+>	$#error $@ 5.1.1 $: "user address required"
R$* <$* : $* > $*	$#error $@ 5.1.1 $: "colon illegal in host name part"
R$* < @ . > $*	$#error $@ 5.1.2 $: "invalid host name"
# handle numeric address spec
R$* < @ [ $+ ] > $*	$: $>98 $1 < @ [ $2 ] > $3	numeric internet spec
R$* < @ [ $+ ] > $*	$#smtp $@ [$2] $: $1 < @ [$2] > $3	still numeric: send
# now delete the local info -- note $=O to find characters that cause forwarding
R$* < @ > $*	$@ $>97 $1	user@ => user
R< @ $=w . > : $*	$@ $>97 $2	@here:... -> ...
R$- < @ $=w . >	$: $(dequote $1 $) < @ $2 . >	dequote "foo"@here
R$* $=O $* < @ $=w . >	$@ $>97 $1 $2 $3	...@here -> ...
# handle local hacks
R$*	$: $>98 $1
# short circuit local delivery so forwarded email works
R$=L < @ $=w . >	$#local $: @ $1	special local names
R$+ < @ $=w . >	$#local $: $1	regular local name
# not local -- try mailer table lookup
#R$* <@ $+ > $*	$: < $2 > $1 < @ $2 > $3	extract host name
#R< $+ . > $*	$: < $1 > $2	strip trailing dot
#R< $+ > $*	$: < $(mailertable $1 $) > $2	lookup
#R< error : $- $+ > $*	$#error $@ $1 $: $2	check -- error?
#R< $- : $+ > $* $# $1 $@ $2 $: $3	check -- resolved?
#R< $+ > $*	$: $>90 <$1> $2	try domain
# resolve fake top level domains by forwarding to other hosts
# pass names that still have a host to a smarthost (if defined)
R$* < @ $* > $*	$: $>95 < $S > $1 < @ $2 > $3	glue on smarthost name
# deal with other remote names
R$* < @$* > $*	$#smtp $@ $2 $: $1 < @ $2 > $3	user@host.domain
# if this is quoted, strip the quotes and try again
R$+	$: $(dequote $1 $)	strip quotes
R$+ $=O $+	$@ $>97 $1 $2 $3	try again
# handle locally delivered names
R$=L	$#local $: @ $1	special local names
R$+	$#local $: $1	regular local names
###########################################################################
### Ruleset 5 -- special rewriting after aliases have been expanded ###
###########################################################################
S5
# deal with plussed users so aliases work nicely
R$+ + *	$#local $@ $&h $: $1
R$+ + $*	$#local $@ $2 $: $1 + *
# prepend an empty "forward host" on the front
R$+	$: <> $1
# send unrecognized local users to a relay host
#R< > $+ + $*	$: < $L . > $( user $1 $) + $2
#R< > $+ $: < $L . > $( user $1 $)	look up user
#R< $* > $+ <> $*	$: < > $2 $3	found; strip $L
#R< $* . > $+	$: < $1 > $2	strip extra dot
# handle plussed local names
R< > $+ + $*	$#local $@ $2 $: $1
# see if we have a relay or a hub
R< > $+	$: < $H > $1	try hub
R< > $+	$: < $R > $1	try relay
R< > $+	$@ $1	nope, give up
R< $- : $+ > $+	$: $>95 < $1 : $2 > $3 < @ $2 >
R< $+ > $+	$@ $>95 < $1 > $2 < @ $1 >
###################################################################
### Ruleset 90 -- try domain part of mailertable entry ###
###################################################################
#S90
#R$* <$- . $+ > $*	$: $1$2 < $(mailertable .$3 $@ $1$2 $@ $2 $) > $4
#R$* <$- : $+ > $*	$# $2 $@ $3 $: $4	check -- resolved?
#R$* < . $+ > $* $@ $>90 $1 . <$2> $3	no -- strip & try again
#R$* < $* > $*	$: < $(mailertable . $@ $1$2 $) > $3	try "."
#R<$- : $+ > $*	$# $1 $@ $2 $: $3	"." found?
#R< $* > $*	$@ $2	no mailertable match
###################################################################
### Ruleset 95 -- canonify mailer:host syntax to triple	###
###################################################################
S95
R< > $*	$@ $1	strip off null relay
R< $- : $+ > $*	$# $1 $@ $2 $: $3	try qualified mailer
R< $=w > $*	$@ $2	delete local host
R< $+ > $*	$#relay $@ $1 $: $2	use unqualified mailer
###################################################################
### Ruleset 93 -- convert header names to masqueraded form	###
###################################################################
S93
R$=E < @ $* >	$@ $1 < @ $2 >	leave exposed
R$* < @ $=w . > $*	$: $1 < @ $2 . @ $M > $3	convert local names
R$* < @ $=M . > $*	$: $1 < @ $2 . @ $M > $3	in same logical domain
R$* < @ $+ @ > $*	$@ $1 < @ $2 > $3	$M is null
R$* < @ $+ @ $+ > $*	$@ $1 < @ $3 . > $4	$M is not null
###################################################################
### Ruleset 94 -- convert envelope names to masqueraded form	###
###################################################################
S94
#R$+	$@ $>93 $1
###################################################################
### Ruleset 98 -- local part of ruleset zero (can be null)	###
###################################################################
S98
#
######################################################################
######################################################################
#####
#####	MAILER DEFINITIONS
#####
######################################################################
######################################################################
##################################################
### Local and Program Mailer specification ###
##################################################
##### @(#)local.m4	8.20 (Berkeley) 8/13/95 #####
Mlocal,	P=/bin/mail.local, F=lsDFMAw5:/|@rmn, S=10/30, R=20/40,
T=DNS/RFC822/X-Unix,
A=mail -d $u
Mprog,	P=/bin/sh, F=lsDFMoeu, S=10/30, R=20/40, D=$z:/,
T=X-Unix,
A=sh -c $u
#
# Envelope sender rewriting
#
S10
R<@>	$n	errors to mailer-daemon
R$+	$: $>50 $1	add local domain if needed
R$*	$: $>94 $1	do masquerading
#
# Envelope recipient rewriting
#
S20
R$+ < @ $* >	$: $1	strip host part
#
# Header sender rewriting
#
S30
R<@>	$n	errors to mailer-daemon
R$+	$: $>50 $1	add local domain if needed
R$*	$: $>93 $1	do masquerading
#
# Header recipient rewriting
#
S40
R$+	$: $>50 $1	add local domain if needed
#R$*	$: $>93 $1	do all-masquerading
#
# Common code to add local domain name (only if always-add-domain)
#
S50
#R$* < @ $* > $* $@ $1 < @ $2 > $3	already fully qualified
#R$+	$@ $1 < @ $j . >	add local qualification
#####################################
### SMTP Mailer specification ###
#####################################
##### @(#)smtp.m4	8.25 (Berkeley) 8/26/95 #####
Msmtp,	P=[IPC], F=mDFMuX, S=11/31, R=21, E=\r\n, L=990,
T=DNS/RFC822/SMTP,
A=IPC $h
Mesmtp,	P=[IPC], F=mDFMuXa, S=11/31, R=21, E=\r\n, L=990,
T=DNS/RFC822/SMTP,
A=IPC $h
Msmtp8,	P=[IPC], F=mDFMuX8, S=11/31, R=21, E=\r\n, L=990,
T=DNS/RFC822/SMTP,
A=IPC $h
Mrelay,	P=[IPC], F=mDFMuXa8, S=11/31, R=61, E=\r\n, L=2040,
T=DNS/RFC822/SMTP,
A=IPC $h
#
# envelope sender rewriting
#
S11
R$+	$: $>51 $1	sender/recipient common
R$* :; <@>	$@	list:; special case
R$*	$: $>61 $1	qualify unqual'ed names
R$+	$: $>94 $1	do masquerading
#
# envelope recipient rewriting --
# also header recipient if not masquerading recipients
#
S21
# do sender/recipient common rewriting
R$+	$: $>51 $1
# unqualified names (e.g., "eric") are qualified by local host
R$* < @ $* > $*	$@ $1 < @ $2 > $3	already qualified
R$+	$: $1 < @ $j >	add local domain
#
# header sender and masquerading header recipient rewriting
#
S31
R$+	$: $>51 $1	sender/recipient common
R:; <@>	$@	list:; special case
# do special header rewriting
R$* <@> $*	$@ $1 <@> $2	pass null host through
R< @ $* > $*	$@ < @ $1 > $2	pass route-addr through
R$*	$: $>61 $1	qualify unqual'ed names
R$+	$: $>93 $1	do masquerading
#
# convert pseudo-domain addresses to real domain addresses
#
S51
# pass s through
R< @ $+ > $*	$@ < @ $1 > $2	resolve 
# output fake domains as user%fake@relay
#
# common sender and masquerading recipient rewriting
#
S61
R$* < @ $* > $*	$@ $1 < @ $2 > $3	already fully qualified
R$+	$@ $1 < @ $j . >	add local qualification