173 lines
6.9 KiB
MonkeyC
173 lines
6.9 KiB
MonkeyC
divert(-1)dnl
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dnl #
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dnl # This is the sendmail macro config file for m4. If you make changes to
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dnl # /etc/mail/sendmail.mc, you will need to regenerate the
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dnl # /etc/mail/sendmail.cf file by confirming that the sendmail-cf package is
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dnl # installed and then performing a
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dnl #
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dnl # make -C /etc/mail
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dnl #
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include(`/usr/share/sendmail-cf/m4/cf.m4')dnl
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VERSIONID(`setup for Red Hat Linux')dnl
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OSTYPE(`linux')dnl
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dnl #
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dnl # default logging level is 9, you might want to set it higher to
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dnl # debug the configuration
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dnl #
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dnl define(`confLOG_LEVEL', `9')dnl
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dnl #
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dnl # Uncomment and edit the following line if your outgoing mail needs to
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dnl # be sent out through an external mail server:
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dnl #
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dnl define(`SMART_HOST',`smtp.your.provider')
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dnl #
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define(`confDEF_USER_ID',``8:12'')dnl
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dnl define(`confAUTO_REBUILD')dnl
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define(`confTO_CONNECT', `1m')dnl
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define(`confTRY_NULL_MX_LIST',true)dnl
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define(`confDONT_PROBE_INTERFACES',true)dnl
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define(`PROCMAIL_MAILER_PATH',`/usr/bin/procmail')dnl
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define(`ALIAS_FILE', `/etc/aliases')dnl
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define(`STATUS_FILE', `/var/log/mail/statistics')dnl
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define(`UUCP_MAILER_MAX', `2000000')dnl
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define(`confUSERDB_SPEC', `/etc/mail/userdb.db')dnl
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define(`confPRIVACY_FLAGS', `authwarnings,novrfy,noexpn,restrictqrun')dnl
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define(`confAUTH_OPTIONS', `A')dnl
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dnl #
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dnl # The following allows relaying if the user authenticates, and disallows
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dnl # plaintext authentication (PLAIN/LOGIN) on non-TLS links
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dnl #
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dnl define(`confAUTH_OPTIONS', `A p')dnl
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dnl #
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dnl # PLAIN is the preferred plaintext authentication method and used by
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dnl # Mozilla Mail and Evolution, though Outlook Express and other MUAs do
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dnl # use LOGIN. Other mechanisms should be used if the connection is not
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dnl # guaranteed secure.
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dnl # Please remember that saslauthd needs to be running for AUTH.
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dnl #
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dnl TRUST_AUTH_MECH(`EXTERNAL DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl
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dnl define(`confAUTH_MECHANISMS', `EXTERNAL GSSAPI DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl
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dnl #
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dnl # Rudimentary information on creating certificates for sendmail TLS:
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dnl # cd /usr/share/ssl/certs; make sendmail.pem
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dnl # Complete usage:
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dnl # make -C /usr/share/ssl/certs usage
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dnl #
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dnl define(`confCACERT_PATH',`/etc/pki/tls/certs')
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dnl define(`confCACERT',`/etc/pki/tls/certs/ca-bundle.crt')
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dnl define(`confSERVER_CERT',`/etc/pki/tls/certs/sendmail.pem')
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dnl define(`confSERVER_KEY',`/etc/pki/tls/certs/sendmail.pem')
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dnl #
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dnl # This allows sendmail to use a keyfile that is shared with OpenLDAP's
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dnl # slapd, which requires the file to be readble by group ldap
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dnl #
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dnl define(`confDONT_BLAME_SENDMAIL',`groupreadablekeyfile')dnl
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dnl #
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dnl define(`confTO_QUEUEWARN', `4h')dnl
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dnl define(`confTO_QUEUERETURN', `5d')dnl
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dnl define(`confQUEUE_LA', `12')dnl
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dnl define(`confREFUSE_LA', `18')dnl
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define(`confTO_IDENT', `0')dnl
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dnl FEATURE(delay_checks)dnl
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FEATURE(`no_default_msa',`dnl')dnl
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FEATURE(`smrsh',`/usr/sbin/smrsh')dnl
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FEATURE(`mailertable',`hash -o /etc/mail/mailertable.db')dnl
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FEATURE(`virtusertable',`hash -o /etc/mail/virtusertable.db')dnl
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FEATURE(redirect)dnl
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FEATURE(always_add_domain)dnl
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FEATURE(use_cw_file)dnl
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FEATURE(use_ct_file)dnl
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dnl #
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dnl # The following limits the number of processes sendmail can fork to accept
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dnl # incoming messages or process its message queues to 12.) sendmail refuses
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dnl # to accept connections once it has reached its quota of child processes.
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dnl #
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dnl define(`confMAX_DAEMON_CHILDREN', 12)dnl
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dnl #
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dnl # Limits the number of new connections per second. This caps the overhead
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dnl # incurred due to forking new sendmail processes. May be useful against
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dnl # DoS attacks or barrages of spam. (As mentioned below, a per-IP address
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dnl # limit would be useful but is not available as an option at this writing.)
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dnl #
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dnl define(`confCONNECTION_RATE_THROTTLE', 3)dnl
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dnl #
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dnl # The -t option will retry delivery if e.g. the user runs over his quota.
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dnl #
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FEATURE(local_procmail,`',`procmail -t -Y -a $h -d $u')dnl
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FEATURE(`access_db',`hash -T<TMPF> -o /etc/mail/access.db')dnl
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FEATURE(`blacklist_recipients')dnl
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EXPOSED_USER(`root')dnl
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dnl #
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dnl # For using Cyrus-IMAPd as POP3/IMAP server through LMTP delivery uncomment
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dnl # the following 2 definitions and activate below in the MAILER section the
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dnl # cyrusv2 mailer.
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dnl #
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dnl define(`confLOCAL_MAILER', `cyrusv2')dnl
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dnl define(`CYRUSV2_MAILER_ARGS', `FILE /var/lib/imap/socket/lmtp')dnl
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dnl #
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dnl # The following causes sendmail to only listen on the IPv4 loopback address
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dnl # 127.0.0.1 and not on any other network devices. Remove the loopback
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dnl # address restriction to accept email from the internet or intranet.
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dnl #
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DAEMON_OPTIONS(`Port=smtp,Addr=127.0.0.1, Name=MTA')dnl
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dnl #
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dnl # The following causes sendmail to additionally listen to port 587 for
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dnl # mail from MUAs that authenticate. Roaming users who can't reach their
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dnl # preferred sendmail daemon due to port 25 being blocked or redirected find
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dnl # this useful.
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dnl #
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dnl DAEMON_OPTIONS(`Port=submission, Name=MSA, M=Ea')dnl
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dnl #
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dnl # The following causes sendmail to additionally listen to port 465, but
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dnl # starting immediately in TLS mode upon connecting. Port 25 or 587 followed
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dnl # by STARTTLS is preferred, but roaming clients using Outlook Express can't
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dnl # do STARTTLS on ports other than 25. Mozilla Mail can ONLY use STARTTLS
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dnl # and doesn't support the deprecated smtps; Evolution <1.1.1 uses smtps
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dnl # when SSL is enabled-- STARTTLS support is available in version 1.1.1.
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dnl #
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dnl # For this to work your OpenSSL certificates must be configured.
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dnl #
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dnl DAEMON_OPTIONS(`Port=smtps, Name=TLSMTA, M=s')dnl
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dnl #
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dnl # The following causes sendmail to additionally listen on the IPv6 loopback
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dnl # device. Remove the loopback address restriction listen to the network.
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dnl #
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dnl DAEMON_OPTIONS(`port=smtp,Addr=::1, Name=MTA-v6, Family=inet6')dnl
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dnl #
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dnl # enable both ipv6 and ipv4 in sendmail:
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dnl #
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dnl DAEMON_OPTIONS(`Name=MTA-v4, Family=inet, Name=MTA-v6, Family=inet6')
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dnl #
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dnl # We strongly recommend not accepting unresolvable domains if you want to
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dnl # protect yourself from spam. However, the laptop and users on computers
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dnl # that do not have 24x7 DNS do need this.
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dnl #
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FEATURE(`accept_unresolvable_domains')dnl
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dnl #
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dnl FEATURE(`relay_based_on_MX')dnl
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dnl #
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dnl # Also accept email sent to "localhost.localdomain" as local email.
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dnl #
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LOCAL_DOMAIN(`localhost.localdomain')dnl
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dnl #
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dnl # The following example makes mail from this host and any additional
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dnl # specified domains appear to be sent from mydomain.com
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dnl #
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dnl MASQUERADE_AS(`mydomain.com')dnl
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dnl #
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dnl # masquerade not just the headers, but the envelope as well
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dnl #
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dnl FEATURE(masquerade_envelope)dnl
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dnl #
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dnl # masquerade not just @mydomainalias.com, but @*.mydomainalias.com as well
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dnl #
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dnl FEATURE(masquerade_entire_domain)dnl
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dnl #
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dnl MASQUERADE_DOMAIN(localhost)dnl
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dnl MASQUERADE_DOMAIN(localhost.localdomain)dnl
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dnl MASQUERADE_DOMAIN(mydomainalias.com)dnl
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dnl MASQUERADE_DOMAIN(mydomain.lan)dnl
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MAILER(smtp)dnl
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MAILER(procmail)dnl
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dnl MAILER(cyrusv2)dnl
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