The document describes how to make sendmail check in real time presence of cyrus mailbox using socket map map (or fstat map) and FEATURE(`mrs'). It supports cyrus virtual domains
Socket map support is included in sendmail sendmail-8.13. Sendmail-8.12 requires patch.
Cyrus-2.2.3 provides socket map daemon.
Fstat map (alternative to socket map) requires patching sendmail source code.
This page is listed at Cyrus > External Links page of Cyrus Wiki.
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smmapd cmd="smmapd" listen="/var/imap/socket/smmapd" prefork=1
lmtp_downcase_rcpt: 1It will make cyrus-imap ignore case of user part addresses and convert AndrewFilip@Example.COM to andrewfilip@example.com.
Modify *.mc file you use to generate your sendmail.cf. Choose one of a few options:
FEATURE(`mrs')dnl FEATURE(`mrs_cyrus')dnl MODIFY_MAILER_FLAGS(`CYRUSV2',`-A5')dnl Required ONLY if you use mrs_cyrus_user MAILER(`cyrusv2')dnl Required release B if you use mrs_cyrus_mailertablemailertable:
# return "user unknown" for non existing cyrus mailboxes 1st.domain mrs_cyrus_mailertable: # directly specify errot message for non existing cyrus mailboxes 2nd.domain mrs_cyrus_mailertable:error:5.1.1:550 User unknown # return "user unknown" for non existing cyrus mailboxes - strip domain 3rd.domain mrs_cyrus_user:acess (if you want to accept message to the domains from anywhere):
to:1st.domain RELAY to:2nd.domain RELAY to:3rd.domain RELAYMailertable DOES NOT work for local email domains (handy link):
echo '$=w' | sendmail -bt
It will make sendmail check if cyrus is going to accept user1@1st.domain (without stripping 1st. domain) and user2 (with stipped 2nd.domain). In both case addresses not handled by cyrus will be passed to "error" relay [you could use "local:catchrmaining" relay insted of "error" relay].
define(`LUSER_RELAY',`mrs_cyrus_user:error:5.1.1:550 User unknown')dnl FEATURE(`mrs')dnl FEATURE(`mrs_cyrus')dnl MODIFY_MAILER_FLAGS(`CYRUSV2',`-A5')dnl MAILER(`cyrusv2')dnl
It will make sendmail check if cyrus is going to accept user if no OS account is present.
Remove define(`confLOCAL_MAILER',`cyrus') from your *.mc file.
define(`LOCAL_RELAY',`mrs_cyrus_user:dummy')dnl FEATURE(`mrs')dnl FEATURE(`mrs_cyrus')dnl MODIFY_MAILER_FLAGS(`CYRUSV2',`-A5')dnl MAILER(`cyrusv2')dnl
It will make sendmail check if cyrus is going to accept user. Cyrus mailboxes will take precedence over OS maiboxes.
Remove define(`confLOCAL_MAILER',`cyrus') from your *.mc file.
LOCAL_CONFIG C{VirtCyrus}1st.domain 2nd.domain 3rd.domain divert(-1) define(`MAIl_HUB',`mrs_cyrus_stickyhub:dummy')dnl FEATURE(`mrs')dnl FEATURE(`mrs_cyrus')dnl FEATURE(`stickyhost')dnl MAILER(`cyrusv2')dnl
it should make sendmail check checkexistence mailboxes in $={Virtcyrus} domains (e.g. user@1st.domai mailbox). $={VirtCyrus} domains must be also local email domains ($=w).
You MUST put ":dummy" after mrs_cyrus_stickyhub - it is crucial
Remove define(`confLOCAL_MAILER',`cyrus') from your *.mc file.
sendmail -C test.cf -d60.5 -bv user@the.domain
FEATURE(`mrs_cyrus',`/var/imap/socket/smmapd')
FEATURE(`mrs_cyrus_fstat',`/var/spool/cyrus')
# domaintable # Cyru-imap uses Example.COM - fix "any case" exampl.com example.com Example.COM