151222Sericdivert(-1) 251222Seric# 351222Seric# Copyright (c) 1983 Eric P. Allman 463592Sbostic# Copyright (c) 1988, 1993 563592Sbostic# The Regents of the University of California. All rights reserved. 651222Seric# 751222Seric# %sccs.include.redist.sh% 851222Seric# 951222Sericdivert(0) 1051222Seric 11*67697SericVERSIONID(`@(#)proto.m4 8.54 (Berkeley) 08/17/94') 1251222Seric 1351322SericMAILER(local)dnl 1451222Seric 1567696Seric# level 6 config file format 1667696SericV6 1764010Sericifdef(`confSMTP_MAILER',, `define(`confSMTP_MAILER', `smtp')')dnl 1863998Sericifdef(`confLOCAL_MAILER',, `define(`confLOCAL_MAILER', `local')')dnl 1964010Sericifdef(`confRELAY_MAILER',, 2064010Seric `define(`confRELAY_MAILER', 2164010Seric `ifdef(`_MAILER_smtp_', `relay', 2264010Seric `ifdef(`_MAILER_uucp', `suucp', `unknown')')')')dnl 2363998Sericdefine(`_SMTP_', `confSMTP_MAILER')dnl for readability only 2463998Sericdefine(`_LOCAL_', `confLOCAL_MAILER')dnl for readability only 2564010Sericdefine(`_RELAY_', `confRELAY_MAILER')dnl for readability only 2652646Seric 2751222Seric################## 2851222Seric# local info # 2951222Seric################## 3051222Seric 3151889SericCwlocalhost 3251887Sericifdef(`USE_CW_FILE', 3351889Seric`# file containing names of hosts for which we receive email 3464033SericFw`'confCW_FILE', 3564033Seric `dnl') 3664321Sericifdef(`confDOMAIN_NAME', ` 3764321Seric# my official domain name 3864321SericDj`'confDOMAIN_NAME', 3964321Seric `dnl') 4051222Seric 4164321Sericifdef(`_NULL_CLIENT_ONLY_', 4264321Seric`include(../m4/nullrelay.m4)m4exit', 4364321Seric `dnl') 4464321Seric 4564321SericCP. 4664321Seric 4751222Sericifdef(`UUCP_RELAY', 4851222Seric`# UUCP relay host 4964033SericDY`'UUCP_RELAY 5060212SericCPUUCP 5157944Seric 5251222Seric')dnl 5351222Sericifdef(`BITNET_RELAY', 5451222Seric`# BITNET relay host 5564033SericDB`'BITNET_RELAY 5660212SericCPBITNET 5757944Seric 5851222Seric')dnl 5958364Sericifdef(`FAX_RELAY', 6058364Seric`# FAX relay host 6164033SericDF`'FAX_RELAY 6260212SericCPFAX 6358364Seric 6458364Seric')dnl 6564321Seric# "Smart" relay host (may be null) 6664321SericDS`'ifdef(`SMART_HOST', SMART_HOST) 6751222Seric 6858781Sericifdef(`MAILER_TABLE', 6958781Seric`# Mailer table (overriding domains) 7058781SericKmailertable MAILER_TABLE 7158781Seric 7258781Seric')dnl 7363754Sericifdef(`DOMAIN_TABLE', 7463754Seric`# Domain table (adding domains) 7563754SericKdomaintable DOMAIN_TABLE 7663754Seric 7763754Seric')dnl 7851222Seric# who I send unqualified names to (null means deliver locally) 7964033SericDR`'ifdef(`LOCAL_RELAY', LOCAL_RELAY) 8051222Seric 8157527Seric# who gets all local email traffic ($R has precedence for unqualified names) 8264033SericDH`'ifdef(`MAIL_HUB', MAIL_HUB) 8357527Seric 8466085Seric# who I masquerade as (null for no masquerading) 8566085SericDM`'ifdef(`MASQUERADE_NAME', MASQUERADE_NAME) 8658070Seric 8757245Seric# class L: names that should be delivered locally, even if we have a relay 8857245Seric# class E: names that should be exposed as from this host, even if we masquerade 8967538Seric# class D: dotted names, e.g., root.machinename 9067538Seric#CL root 9167538SericCE root 9251279Sericundivert(5)dnl 9367538Sericifdef(`__DOTTED_USER_LIST__', 9467538Seric `__DOTTED_USER_LIST__', 9567538Seric `#CD postmaster') 9651279Seric 9751222Seric# operators that cannot be in local usernames (i.e., network indicators) 9858288SericCO @ % ifdef(`_NO_UUCP_', `', `!') 9951222Seric 10051322Seric# a class with just dot (for identifying canonical names) 10151322SericC.. 10251322Seric 10367469Seric# dequoting map 10467469SericKdequote dequote 10557944Seric 10659033Sericundivert(6)dnl 10759033Seric 10857944Seric###################### 10957944Seric# Special macros # 11057944Seric###################### 11157944Seric 11257944Seric# SMTP initial login message 11364033SericDe`'confSMTP_LOGIN_MSG 11457944Seric 11557944Seric# UNIX initial From header format 11664033SericDl`'confFROM_LINE 11757944Seric 11857944Seric# my name for error messages 11964033SericDn`'confMAILER_NAME 12057944Seric 12157944Seric# delimiter (operator) characters 12264033SericDo`'confOPERATORS 12357944Seric 12457944Seric# format of a total name 12567538SericDq`'ifdef(`confFROM_HEADER', confFROM_HEADER, `$?x$x <$g>$|$g$.') 12657944Sericinclude(`../m4/version.m4') 12757944Seric 12857944Seric############### 12957944Seric# Options # 13057944Seric############### 13157944Seric 13259887Seric# strip message body to 7 bits on input? 13364033SericO7`'confSEVEN_BIT_INPUT 13457944Seric 13567550Seric# 8-bit data handling 13667550SericO8`'confEIGHT_BIT_HANDLING 13767550Seric 13857944Seric# wait (in minutes) for alias file rebuild 13964033SericOa`'confALIAS_WAIT 14057944Seric 14157944Seric# location of alias file 14265825SericOA`'ifdef(`ALIAS_FILE', `ALIAS_FILE', /etc/aliases) 14357944Seric 14458084Seric# minimum number of free blocks on filesystem 14564033SericOb`'confMIN_FREE_BLOCKS 14658084Seric 14757944Seric# substitution for space (blank) characters 14864033SericOB`'confBLANK_SUB 14957944Seric 15065618Seric# avoid connecting to "expensive" mailers on initial submission? 15164033SericOc`'confCON_EXPENSIVE 15257944Seric 15357944Seric# checkpoint queue runs after every N successful deliveries 15464033SericOC`'confCHECKPOINT_INTERVAL 15557944Seric 15657944Seric# default delivery mode 15764033SericOd`'confDELIVERY_MODE 15857944Seric 15957944Seric# automatically rebuild the alias database? 16064033SericOD`'confAUTO_REBUILD 16157944Seric 16264033Seric# error message header/file 16357944Sericifdef(`confERROR_MESSAGE', 16464033Seric OE`'confERROR_MESSAGE, 16557944Seric #OE/etc/sendmail.oE) 16657944Seric 16757944Seric# error mode 16857944Sericifdef(`confERROR_MODE', 16964033Seric Oe`'confERROR_MODE, 17057944Seric #Oep) 17157944Seric 17257944Seric# save Unix-style "From_" lines at top of header? 17364033SericOf`'confSAVE_FROM_LINES 17457944Seric 17557944Seric# temporary file mode 17664033SericOF`'confTEMP_FILE_MODE 17757944Seric 17857944Seric# match recipients against GECOS field? 17964033SericOG`'confMATCH_GECOS 18057944Seric 18157944Seric# default GID 18264033SericOg`'confDEF_GROUP_ID 18357944Seric 18457944Seric# maximum hop count 18564033SericOh`'confMAX_HOP 18657944Seric 18757944Seric# location of help file 18864033SericOH`'ifdef(`HELP_FILE', HELP_FILE, /usr/lib/sendmail.hf) 18957944Seric 19057944Seric# ignore dots as terminators in incoming messages? 19164033SericOi`'confIGNORE_DOTS 19257944Seric 19357944Seric# Insist that the BIND name server be running to resolve names 19457944Sericifdef(`confBIND_OPTS', 19564033Seric OI`'confBIND_OPTS, 19657944Seric #OI) 19757944Seric 19859887Seric# deliver MIME-encapsulated error messages? 19964033SericOj`'confMIME_FORMAT_ERRORS 20059887Seric 20157944Seric# Forward file search path 20257944Sericifdef(`confFORWARD_PATH', 20364033Seric OJ`'confFORWARD_PATH, 20457944Seric #OJ/var/forward/$u:$z/.forward.$w:$z/.forward) 20557944Seric 20657944Seric# open connection cache size 20764033SericOk`'confMCI_CACHE_SIZE 20857944Seric 20957944Seric# open connection cache timeout 21064033SericOK`'confMCI_CACHE_TIMEOUT 21157944Seric 21261106Seric# use Errors-To: header? 21364033SericOl`'confUSE_ERRORS_TO 21461106Seric 21557944Seric# log level 21664033SericOL`'confLOG_LEVEL 21757944Seric 21857944Seric# send to me too, even in an alias expansion? 21964033SericOm`'confME_TOO 22057944Seric 22157944Seric# verify RHS in newaliases? 22264033SericOn`'confCHECK_ALIASES 22357944Seric 22457944Seric# default messages to old style headers if no special punctuation? 22564033SericOo`'confOLD_STYLE_HEADERS 22657944Seric 22758860Seric# SMTP daemon options 22858860Sericifdef(`confDAEMON_OPTIONS', 22964033Seric OO`'confDAEMON_OPTIONS, 23058860Seric #OOPort=esmtp) 23158860Seric 23258084Seric# privacy flags 23364033SericOp`'confPRIVACY_FLAGS 23458084Seric 23557944Seric# who (if anyone) should get extra copies of error messages 23657944Sericifdef(`confCOPY_ERRORS_TO', 23764033Seric OP`'confCOPY_ERRORS_TO, 23857944Seric #OPPostmaster) 23957944Seric 24057944Seric# slope of queue-only function 24157944Sericifdef(`confQUEUE_FACTOR', 24264033Seric Oq`'confQUEUE_FACTOR, 24357944Seric #Oq600000) 24457944Seric 24557944Seric# queue directory 24664033SericOQ`'ifdef(`QUEUE_DIR', QUEUE_DIR, /var/spool/mqueue) 24757944Seric 24857944Seric# read timeout -- now OK per RFC 1123 section 5.3.2 24958119Sericifdef(`confREAD_TIMEOUT', 25064033Seric Or`'confREAD_TIMEOUT, 25158119Seric #Ordatablock=10m) 25257944Seric 25357944Seric# queue up everything before forking? 25464033SericOs`'confSAFE_QUEUE 25557944Seric 25657944Seric# status file 25764033SericOS`'ifdef(`STATUS_FILE', STATUS_FILE, /etc/sendmail.st) 25857944Seric 25957944Seric# default message timeout interval 26064033SericOT`'confMESSAGE_TIMEOUT 26157944Seric 26257944Seric# time zone handling: 26357944Seric# if undefined, use system default 26457944Seric# if defined but null, use TZ envariable passed in 26557944Seric# if defined and non-null, use that info 26657944Sericifelse(confTIME_ZONE, `USE_SYSTEM', `#Ot', 26764341Seric confTIME_ZONE, `USE_TZ', `Ot', 26864033Seric `Ot`'confTIME_ZONE') 26957944Seric 27057944Seric# default UID 27164033SericOu`'confDEF_USER_ID 27257944Seric 27351887Seric# list of locations of user database file (null means no lookup) 27458720SericOU`'ifdef(`confUSERDB_SPEC', `confUSERDB_SPEC') 27551222Seric 27658860Seric# fallback MX host 27758860Sericifdef(`confFALLBACK_MX', 27864033Seric OV`'confFALLBACK_MX, 27958860Seric #OVfall.back.host.net) 28058860Seric 28163858Seric# if we are the best MX host for a site, try it directly instead of config err 28264033SericOw`'confTRY_NULL_MX_LIST 28363858Seric 28457944Seric# load average at which we just queue messages 28564033SericOx`'confQUEUE_LA 28657944Seric 28757944Seric# load average at which we refuse connections 28864033SericOX`'confREFUSE_LA 28957944Seric 29057944Seric# work recipient factor 29157944Sericifdef(`confWORK_RECIPIENT_FACTOR', 29264033Seric Oy`'confWORK_RECIPIENT_FACTOR, 29357944Seric #Oy30000) 29457944Seric 29557944Seric# deliver each queued job in a separate process? 29664033SericOY`'confSEPARATE_PROC 29757944Seric 29857944Seric# work class factor 29957944Sericifdef(`confWORK_CLASS_FACTOR', 30064033Seric Oz`'confWORK_CLASS_FACTOR, 30157944Seric #Oz1800) 30257944Seric 30357944Seric# work time factor 30457944Sericifdef(`confWORK_TIME_FACTOR', 30564033Seric OZ`'confWORK_TIME_FACTOR, 30657944Seric #OZ90000) 30757944Seric 308*67697Seric# do our SMTP peers choke on multi-line greeting messages? 309*67697SericO BrokenSmtpPeers=confBROKEN_SMTP_PEERS 310*67697Seric 311*67697Seric# shall we sort the queue by hostname first? 312*67697SericO SortQueueByHost=confSORT_QUEUE_BY_HOST 313*67697Seric 31457944Seric########################### 31557944Seric# Message precedences # 31657944Seric########################### 31757944Seric 31857944SericPfirst-class=0 31957944SericPspecial-delivery=100 32058070SericPlist=-30 32157944SericPbulk=-60 32257944SericPjunk=-100 32357944Seric 32457944Seric##################### 32557944Seric# Trusted users # 32657944Seric##################### 32757944Seric 32857944SericTroot 32957944SericTdaemon 33057944SericTuucp 33157944Seric 33257944Seric######################### 33357944Seric# Format of headers # 33457944Seric######################### 33557944Seric 33658679SericH?P?Return-Path: $g 33766015SericHReceived: $?sfrom $s $.$?_($?s$|from $.$_) $.by $j ($v/$Z)$?r with $r$. id $i$?u for $u$.; $b 33857944SericH?D?Resent-Date: $a 33957944SericH?D?Date: $a 34057944SericH?F?Resent-From: $q 34157944SericH?F?From: $q 34257944SericH?x?Full-Name: $x 34357944SericHSubject: 34457944Seric# HPosted-Date: $a 34557944Seric# H?l?Received-Date: $b 34657944SericH?M?Resent-Message-Id: <$t.$i@$j> 34757944SericH?M?Message-Id: <$t.$i@$j> 34851222Seric# 34951222Seric###################################################################### 35051222Seric###################################################################### 35151222Seric##### 35251222Seric##### REWRITING RULES 35351222Seric##### 35451222Seric###################################################################### 35551222Seric###################################################################### 35651222Seric 35758678Sericundivert(9)dnl 35851222Seric 35951222Seric########################################### 36051222Seric### Rulset 3 -- Name Canonicalization ### 36151222Seric########################################### 36251260SericS3 36351222Seric 36464802Seric# handle null input (translate to <@> special case) 36558499SericR$@ $@ <@> 36658174Seric 36751222Seric# basic textual canonicalization -- note RFC733 heuristic here 36864144SericR$*<$*>$*<$*>$* $2$3<$4>$5 strip multiple <> <> 36958158SericR$*<$*<$+>$*>$* <$3>$5 2-level <> nesting 37058499SericR$*<>$* $@ <@> MAIL FROM:<> case 37151222SericR$*<$+>$* $2 basic RFC821/822 parsing 37251222Seric 37364802Seric# handle list:; syntax as special case 37464802SericR$*:;$* $@ $1 :; <@> 37564802Seric 37651222Seric# make sure <@a,@b,@c:user@d> syntax is easy to parse -- undone later 37755416SericR@ $+ , $+ @ $1 : $2 change all "," to ":" 37851222Seric 37951222Seric# localize and dispose of route-based addresses 38067469SericR@ $+ : $+ $@ $>96 < @$1 > : $2 handle <route-addr> 38151222Seric 38251222Seric# find focus for list syntax 38367469SericR $+ : $* ; @ $+ $@ $>96 $1 : $2 ; < @ $3 > list syntax 38455416SericR $+ : $* ; $@ $1 : $2; list syntax 38551222Seric 38651222Seric# find focus for @ syntax addresses 38755416SericR$+ @ $+ $: $1 < @ $2 > focus on domain 38855416SericR$+ < $+ @ $+ > $1 $2 < @ $3 > move gaze right 38967469SericR$+ < @ $+ > $@ $>96 $1 < @ $2 > already canonical 39051222Seric 39164968Seric# do some sanity checking 39264968SericR$* < @ $* : $* > $* $1 < @ $2 $3 > $4 nix colons in addrs 39364968Seric 39458288Sericifdef(`_NO_UUCP_', `dnl', 39558288Seric`# convert old-style addresses to a domain-based address 39667469SericR$- ! $+ $@ $>96 $2 < @ $1 .UUCP > resolve uucp names 39767469SericR$+ . $- ! $+ $@ $>96 $3 < @ $1 . $2 > domain uucps 39867469SericR$+ ! $+ $@ $>96 $2 < @ $1 .UUCP > uucp subdomains') 39951222Seric 40051222Seric# if we have % signs, take the rightmost one 40155416SericR$* % $* $1 @ $2 First make them all @s. 40255416SericR$* @ $* @ $* $1 % $2 @ $3 Undo all but the last. 40367469SericR$* @ $* $@ $>96 $1 < @ $2 > Insert < > and finish 40451222Seric 40551222Seric# else we must be a local name 40651222Seric 40751222Seric 40860894Seric################################################ 40967469Seric### Ruleset 96 -- bottom half of ruleset 3 ### 41060894Seric################################################ 41151222Seric 41257245Seric# At this point, everything should be in a "local_part<@domain>extra" format. 41367469SericS96 41451222Seric 41551222Seric# handle special cases for local names 41660262SericR$* < @ localhost > $* $: $1 < @ $j . > $2 no domain at all 41760262SericR$* < @ localhost . $m > $* $: $1 < @ $j . > $2 local domain 41860262Sericifdef(`_NO_UUCP_', `dnl', 41960262Seric`R$* < @ localhost . UUCP > $* $: $1 < @ $j . > $2 .UUCP domain') 42065825SericR$* < @ [ $+ ] > $* $: $1 < @@ [ $2 ] > $3 mark [a.b.c.d] 42165825SericR$* < @@ $=w > $* $: $1 < @ $j . > $3 self-literal 42266306SericR$* < @@ $+ > $* $@ $1 < @ $2 > $3 canon IP addr 42363754Sericifdef(`DOMAIN_TABLE', ` 42467450Seric# look up domains in the domain table 42567450SericR$* < @ $+ > $* $: $1 < @ $(domaintable $2 $) > $3', 42663754Seric`dnl') 42751889Sericundivert(2)dnl 42851222Seric 42959081Sericifdef(`_NO_UUCP_', `dnl', 43059081Seric`ifdef(`UUCP_RELAY', 43151274Seric`# pass UUCP addresses straight through 43264971SericR$* < @ $+ . UUCP > $* $@ $1 < @ $2 . UUCP . > $3', 43351274Seric`# if really UUCP, handle it immediately 43451322Sericifdef(`_CLASS_U_', 43564971Seric`R$* < @ $=U . UUCP > $* $@ $1 < @ $2 . UUCP . > $3', `dnl') 43651322Sericifdef(`_CLASS_V_', 43764971Seric`R$* < @ $=V . UUCP > $* $@ $1 < @ $2 . UUCP . > $3', `dnl') 43851322Sericifdef(`_CLASS_W_', 43964971Seric`R$* < @ $=W . UUCP > $* $@ $1 < @ $2 . UUCP . > $3', `dnl') 44051322Sericifdef(`_CLASS_X_', 44164971Seric`R$* < @ $=X . UUCP > $* $@ $1 < @ $2 . UUCP . > $3', `dnl') 44251322Sericifdef(`_CLASS_Y_', 44364971Seric`R$* < @ $=Y . UUCP > $* $@ $1 < @ $2 . UUCP . > $3', `dnl') 44451267Seric 44551267Seric# try UUCP traffic as a local address 44664971SericR$* < @ $+ . UUCP > $* $: $1 < @ $[ $2 $] . UUCP . > $3 44767469SericR$* < @ $+ . . UUCP . > $* $@ $1 < @ $2 . > $3') 44859081Seric') 44965061Sericifdef(`_NO_CANONIFY_', `dnl', 45059081Seric`# pass to name server to make hostname canonical 45161470SericR$* < @ $* $~P > $* $: $1 < @ $[ $2 $3 $] > $4') 45261470Seric 45365061Seric# local host aliases and pseudo-domains are always canonical 45465061SericR$* < @ $=w > $* $: $1 < @ $2 . > $3 45564971SericR$* < @ $* $=P > $* $: $1 < @ $2 $3 . > $4 45665061SericR$* < @ $* . . > $* $1 < @ $2 . > $3 45764971Seric 45851322Seric# if this is the local hostname, make sure we treat is as canonical 45951322SericR$* < @ $j > $* $: $1 < @ $j . > $2 46051222Seric 46151322Seric 46251222Seric################################################## 46351222Seric### Ruleset 4 -- Final Output Post-rewriting ### 46451222Seric################################################## 46551222SericS4 46651222Seric 46758499SericR$*<@> $@ $1 handle <> and list:; 46851222Seric 46951322Seric# strip trailing dot off possibly canonical name 47051322SericR$* < @ $+ . > $* $1 < @ $2 > $3 47151322Seric 47251222Seric# externalize local domain info 47351322SericR$* < $+ > $* $1 $2 $3 defocus 47451322SericR@ $+ : @ $+ : $+ @ $1 , @ $2 : $3 <route-addr> canonical 47551997SericR@ $* $@ @ $1 ... and exit 47651222Seric 47758288Sericifdef(`_NO_UUCP_', `dnl', 47858288Seric`# UUCP must always be presented in old form 47958288SericR$+ @ $- . UUCP $2!$1 u@h.UUCP => h!u') 48051222Seric 48151222Seric# delete duplicate local names 48251322SericR$+ % $=w @ $=w $1 @ $j u%host@host => u@host 48351222Seric 48451222Seric 48551222Seric 48660894Seric############################################################## 48767469Seric### Ruleset 97 -- recanonicalize and call ruleset zero ### 48860894Seric### (used for recursive calls) ### 48960894Seric############################################################## 49051222Seric 49167469SericS`'97 49251222SericR$* $: $>3 $1 49351222SericR$* $@ $>0 $1 49451222Seric 49551222Seric 49651222Seric###################################### 49751222Seric### Ruleset 0 -- Parse Address ### 49851222Seric###################################### 49951222Seric 50051222SericS0 50151222Seric 50267118SericR<@> $#_LOCAL_ $: <@> special case error msgs 50366035SericR$* : $* ; $#error $@ USAGE $: "list:; syntax illegal for recipient addresses" 50465048SericR<@ $+> $#error $@ USAGE $: "user address required" 50567118SericR$* <$* : $* > $* $#error $@ USAGE $: "colon illegal in host name part" 50667132SericR$* < @ . > $* $#error $@ USAGE $: "invalid host name" 50758340Seric 50855416Sericifdef(`_MAILER_smtp_', 50955416Seric`# handle numeric address spec 51067469SericR$* < @ [ $+ ] > $* $: $>98 $1 < @ [ $2 ] > $3 numeric internet spec 51165191SericR$* < @ [ $+ ] > $* $#_SMTP_ $@ [$2] $: $1 < @ [$2] > $3 still numeric: send', 51263858Seric `dnl') 51351222Seric 51451887Seric# now delete the local info -- note $=O to find characters that cause forwarding 51567469SericR$* < @ > $* $@ $>97 $1 user@ => user 51667469SericR< @ $=w . > : $* $@ $>97 $2 @here:... -> ... 51767469SericR$* $=O $* < @ $=w . > $@ $>97 $1 $2 $3 ...@here -> ... 51863967Seric 51963967Seric# handle local hacks 52067469SericR$* $: $>98 $1 52166048Seric 52266048Seric# short circuit local delivery so forwarded email works 52366048Sericifdef(`_LOCAL_NOT_STICKY_', 52466048Seric`R$=L < @ $=w . > $#_LOCAL_ $: @ $1 special local names 52566048SericR$+ < @ $=w . > $#_LOCAL_ $: $1 dispose directly', 52666048Seric`R$+ < @ $=w . > $: $1 < @ $2 . @ $H > first try hub 52767469SericR$+ < $+ @ $+ > $#_LOCAL_ $: $1 yep .... 52867543SericR$=D . $+ < $+ @ > $#_LOCAL_ $: $1 . $2 dotted name? 52967469SericR$+ < $+ @ > $#_LOCAL_ $: @ $1 nope, local address') 53066090Sericifdef(`MAILER_TABLE', 53166090Seric` 53266090Seric# not local -- try mailer table lookup 53366090SericR$* <@ $+ > $* $: < $2 > $1 < @ $2 > $3 extract host name 53466090SericR< $+ . > $* $: < $1 > $2 strip trailing dot 53566090SericR< $+ > $* $: < $(mailertable $1 $) > $2 lookup 53666090SericR< $- : $+ > $* $# $1 $@ $2 $: $3 check -- resolved? 53766090SericR< $+ > $* $: $>90 <$1> $2 try domain', 53866090Seric`dnl') 53951260Sericundivert(4)dnl 54051260Seric 54161468Sericifdef(`_NO_UUCP_', `dnl', 54261468Seric`# resolve remotely connected UUCP links (if any) 54351285Sericifdef(`_CLASS_V_', 54467469Seric`R$* < @ $=V . UUCP . > $* $: $>95 < $V > $1 <@$2.UUCP.> $3', 54552044Seric `dnl') 54651285Sericifdef(`_CLASS_W_', 54767469Seric`R$* < @ $=W . UUCP . > $* $: $>95 < $W > $1 <@$2.UUCP.> $3', 54852044Seric `dnl') 54951285Sericifdef(`_CLASS_X_', 55067469Seric`R$* < @ $=X . UUCP . > $* $: $>95 < $X > $1 <@$2.UUCP.> $3', 55161468Seric `dnl')') 55251260Seric 55351222Seric# resolve fake top level domains by forwarding to other hosts 55451222Sericifdef(`BITNET_RELAY', 55567469Seric`R$*<@$+.BITNET.>$* $: $>95 < $B > $1 <@$2.BITNET.> $3 user@host.BITNET', 55651222Seric `dnl') 55765149Sericifdef(`_MAILER_pop_', 55865149Seric`R$+ < @ POP. > $#pop $: $1 user@POP', 55965149Seric `dnl') 56058364Sericifdef(`_MAILER_fax_', 56164971Seric`R$+ < @ $+ .FAX. > $#fax $@ $2 $: $1 user@host.FAX', 56258364Seric`ifdef(`FAX_RELAY', 56367469Seric`R$*<@$+.FAX.>$* $: $>95 < $F > $1 <@$2.FAX.> $3 user@host.FAX', 56458364Seric `dnl')') 56551222Seric 56651260Sericifdef(`UUCP_RELAY', 56751260Seric`# forward non-local UUCP traffic to our UUCP relay 56867469SericR$*<@$*.UUCP.>$* $: $>95 < $Y > $1 <@$2.UUCP.> $3 uucp mail', 56955416Seric`ifdef(`_MAILER_uucp_', 57051260Seric`# forward other UUCP traffic straight to UUCP 57165557SericR$* < @ $+ .UUCP. > $* $#uucp $@ $2 $: $1 < @ $2 .UUCP. > $3 user@host.UUCP', 57251260Seric `dnl')') 57363967Sericifdef(`_MAILER_usenet_', ` 57463754Seric# addresses sent to net.group.USENET will get forwarded to a newsgroup 57565851SericR$+ . USENET $#usenet $: $1', 57663860Seric `dnl') 57763754Seric 57858070Sericifdef(`_LOCAL_RULES_', 57958070Seric`# figure out what should stay in our local mail system 58063754Sericundivert(1)', `dnl') 58163754Seric 58264321Seric# pass names that still have a host to a smarthost (if defined) 58367469SericR$* < @ $* > $* $: $>95 < $S > $1 < @ $2 > $3 glue on smarthost name 58463754Seric 58564321Seric# deal with other remote names 58663946Sericifdef(`_MAILER_smtp_', 58763973Seric`R$* < @$* > $* $#_SMTP_ $@ $2 $: $1 < @ $2 > $3 user@host.domain', 58864321Seric`R$* < @$* > $* $#error $@NOHOST $: Unrecognized host name $2') 58951222Seric 59067469Seric# if this is quoted, strip the quotes and try again 59158811SericR$+ $: $(dequote $1 $) strip quotes 59267469SericR$+ $=O $+ $@ $>97 $1 $2 $3 try again 59358811Seric 59458811Seric# handle locally delivered names 59563998SericR$=L $#_LOCAL_ $: @ $1 special local names 59663998SericR$+ $#_LOCAL_ $: $1 regular local names 59751222Seric 59855416Seric########################################################################### 59955416Seric### Ruleset 5 -- special rewriting after aliases have been expanded ### 60055416Seric### (new sendmail only) ### 60155416Seric########################################################################### 60251222Seric 60351322SericS5 60451322Seric 60567538Seric# if we have a "special dotted user", convert it back to the base name 60667538SericR$=D . * $#_LOCAL_ $: $1 60767538SericR$=D . $+ $#_LOCAL_ $: $1 . * 60867538Seric 60958808Seric# see if we have a relay or a hub 61066048SericR$+ $: < $R > $1 try relay 61166048SericR< > $+ $: < $H > $1 try hub 61266048SericR< > $+ $@ $1 nope, give up 61367469SericR< $- : $+ > $+ $: $>95 < $1 : $2 > $3 < @ $2 > 61467469SericR< $+ > $+ $@ $>95 < $1 > $2 < @ $1 > 61560540Sericifdef(`MAILER_TABLE', 61660540Seric` 61760540Seric 61863858Seric################################################################### 61963858Seric### Ruleset 90 -- try domain part of mailertable entry ### 62063858Seric### (new sendmail only) ### 62163858Seric################################################################### 62260540Seric 62360540SericS90 62466091SericR$* <$- . $+ > $* $: $1$2 < $(mailertable .$3 $@ $1$2 $@ $2 $) > $4 62566081SericR$* <$- : $+ > $* $# $2 $@ $3 $: $4 check -- resolved? 62666081SericR$* < . $+ > $* $@ $>90 $1 . <$2> $3 no -- strip & try again 62766094SericR$* < $* > $* $: < $(mailertable . $@ $1$2 $) > $3 try "." 62866090SericR<$- : $+ > $* $# $1 $@ $2 $: $3 "." found? 62966090SericR< $* > $* $@ $2 no mailertable match', 63060540Seric`dnl') 63163858Seric 63263858Seric################################################################### 63367469Seric### Ruleset 95 -- canonify mailer:host syntax to triple ### 63464010Seric################################################################### 63564010Seric 63667469SericS95 63764010SericR< > $* $@ $1 strip off null relay 63864010SericR< $- : $+ > $* $# $1 $@ $2 $: $3 try qualified mailer 63964010SericR< $=w > $* $@ $2 delete local host 64064010SericR< $+ > $* $#_RELAY_ $@ $1 $: $2 use unqualified mailer 64164010Seric 64264010Seric################################################################### 64367469Seric### Ruleset 98 -- local part of ruleset zero (can be null) ### 64463858Seric################################################################### 64563858Seric 64667469SericS98 64763858Sericundivert(3)dnl 64851222Seric# 64951222Seric###################################################################### 65051222Seric###################################################################### 65151222Seric##### 65256790Seric`##### MAILER DEFINITIONS' 65351222Seric##### 65451222Seric###################################################################### 65551222Seric###################################################################### 65651222Sericundivert(7)dnl 657