[Dovecot] dovecot-lmtp does not work

[He Shiming]

Thanks Andy. But I do have this line 'protocols = lmtp imap pop3' in
dovecot.conf. This line doesn't contain 'sieve' either. Is it possible for
other config file to override this line?


On Sat, Jun 1, 2013 at 2:59 AM, Andy R <spinner.dc at delphinidae.org.uk>wrote:

> Hi there,
>
> Have you added 'lmtp' to the protocols line in dovecot.conf ? It's not
> listed in your doveconf -n.
>
> IE :-
>
> # Protocols we want to be serving.
> #protocols = imap pop3 sieve
> protocols = imap pop3 sieve lmtp
>
>
> For logging, set "mail_debug = yes" (in /etc/dovecot/conf.d/10-**logging.conf
> on my system).
>
>
>
>
> On 31/05/2013 15:33, He Shiming wrote:
>
>> Dear Community,
>>
>> I've got a weird problem regarding lmtp setup with dovecot 2.0.19 on
>> ubuntu
>> 12.04.2 LTS. My reference of the configuration is at
>> https://library.linode.com/**email/postfix/postfix2.9.6-**
>> dovecot2.0.19-mysql<https://library.linode.com/email/postfix/postfix2.9.6-dovecot2.0.19-mysql>,
>> and my configuration is identical to it with the exception of opening the
>> 110 pop3 port, and enabling plain text auth. Everything from imap, smtp,
>> pop3 (including auth) works except for lmtp.
>>
>> I saw thousands of the following messages in /var/log/mail.log:
>>
>> May 31 09:05:24 postfix/lmtp[3664]: 2FD80321F4: to=<myaddress at me.com>,
>> relay=none, delay=0.41, delays=0.41/0/0/0, dsn=4.4.1, status=deferred
>> (connect to me.com[private/dovecot-lmtp]: No such file or directory)
>>
>> And it happens when an incoming email is received.
>>
>> Here's the output of configuration:
>>
>> root at prosp:/etc/dovecot/conf.**d# dovecot -n
>> # 2.0.19: /etc/dovecot/dovecot.conf
>> # OS: Linux 3.8.4-linode50 i686 Ubuntu 12.04.2 LTS ext3
>> auth_mechanisms = plain login
>> disable_plaintext_auth = no
>> mail_location = maildir:/var/mail/vhosts/%d/%n
>> mail_privileged_group = mail
>> managesieve_notify_capability = mailto
>> managesieve_sieve_capability = fileinto reject envelope encoded-character
>> vacation subaddress comparator-i;ascii-numeric relational regex imap4flags
>> copy include variables body enotify environment mailbox date ihave
>> passdb {
>>    args = /etc/dovecot/dovecot-sql.conf.**ext
>>    driver = sql
>> }
>> plugin {
>>    sieve = ~/.dovecot.sieve
>>    sieve_dir = ~/sieve
>> }
>> protocols = imap pop3 sieve
>> service auth-worker {
>>    user = vmail
>> }
>> service auth {
>>    unix_listener /var/spool/postfix/private/**auth {
>>      group = postfix
>>      mode = 0666
>>      user = postfix
>>    }
>>    unix_listener /var/spool/postfix/private/**dovecot-auth {
>>      group = postfix
>>      mode = 0660
>>      user = postfix
>>    }
>>    unix_listener auth-userdb {
>>      mode = 0600
>>      user = vmail
>>    }
>>    user = dovecot
>> }
>> service imap-login {
>>    inet_listener imap {
>>      port = 0
>>    }
>> }
>> service lmtp {
>>    unix_listener /var/spool/postfix/private/**dovecot-lmtp {
>>      group = postfix
>>      mode = 0600
>>      user = postfix
>>    }
>> }
>> service pop3-login {
>>    inet_listener pop3 {
>>      port = 110
>>    }
>> }
>> ssl_cert = </etc/ssl/certs/dovecot.pem
>> ssl_cipher_list =
>> ALL:!LOW:!SSLv2:ALL:!aNULL:!**ADH:!eNULL:!EXP:RC4+RSA:+HIGH:**+MEDIUM
>> ssl_key = </etc/ssl/private/dovecot.pem
>> userdb {
>>    args = uid=vmail gid=vmail home=/var/mail/vhosts/%d/%n
>>    driver = static
>> }
>> protocol imap {
>>    imap_client_workarounds = delay-newmail
>>    mail_max_userip_connections = 10
>> }
>> protocol pop3 {
>>    mail_max_userip_connections = 10
>>    pop3_client_workarounds = outlook-no-nuls oe-ns-eoh
>> }
>> protocol lda {
>>    deliver_log_format = msgid=%m: %$
>>    mail_plugins = sieve
>>    postmaster_address = postmaster
>>    quota_full_tempfail = yes
>>    rejection_reason = Your message to <%t> was automatically rejected:%n%r
>> }
>>
>> This problem has been discussed here:
>> http://serverfault.com/**questions/512219/dovecot-lmtp-**does-not-exist<http://serverfault.com/questions/512219/dovecot-lmtp-does-not-exist>. I've
>> then tried switching from unix socket to inet listener, and still got the
>> same result. I cannot get lmtp service to start.
>>
>> I'm also seeing no errors in the log when dovecot is restarted (see the
>> above link for the log).
>>
>> I'm wondering how do I go about troubleshooting this problem? What might
>> be
>> the possible cause? Is it possible for dovecot to output verbose logs
>> regarding service startups?
>>
>> Thank you.
>>
>>
>


-- 
Best regards,
He Shiming
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