lda fails in parse_angle_addr if sieve is enabled

[Stephan Bosch]

Op 4/8/2018 om 8:10 PM schreef Bernard Spil:
> Hi,
>
> Since updating to 2.3.1 on my FreeBSD mailserver mail delivery using
> lda is broken if I have sieve enabled.
> (Before updating this was 2.2 and pigeonhole 0.4)
>
> FreeBSD 11.1-p8 amd64
> Dovecot 2.3.1
> Pigeonhole 0.5.1
>
> Mailflow is OpenSMTPd as MTA, using mda delivery to rspamc which
> utlimately delivers using dovecot-lda.
>
> smtpd.conf
> deliver to mda "rspamc -h scan --mime -e
> \"/usr/local/libexec/dovecot/deliver -d %{user.username}\""
> %{user.username} is the local user after virtusers, aliases etc.
> verified using a shell wrapper and capturing the username.
>
> conf.d/15-lda.conf
> protocol lda {
>   mail_plugins = $mail_plugins sieve
> }
>
> maillog:
> Apr  8 19:36:54 email smtpd[6390]: smtp-in: Accepted message 9db769b1
> on session 81939f0d30337a47: from=<user1 at example.org>,
> to=<user2 at example.net>, size=2871, ndest=1, proto=ESMTP
> Apr  8 19:36:54 email smtpd[6390]: smtp-in: Closing session 81939f0d30337a47
> Apr  8 19:36:55 email dovecot:
> lda(user2)<21091><Ljv6JzdTylpjUgAAWr0fMA>: Panic: file
> message-address.c: line 147 (parse_angle_addr): assertion failed:
> (*ctx->parser.data == '<')
> Apr  8 19:36:55 email smtpd[6390]: delivery: TempFail for
> 9db769b13edef5a7: from=<user1 at example.org>, to=<user2 at example.net>,
> user=bernard, method=mda, delay=1s, stat=Error ("")
> Apr  8 19:36:57 email smtpd[6390]: smtp-out: Closing session
> 81939f0c09f5140b: 1 message sent.
> Apr  8 19:37:04 email dovecot:
> lda(user2)<21102><vAChMkBTylpuUgAAWr0fMA>: Panic: file
> message-address.c: line 147 (parse_angle_addr): assertion failed:
> (*ctx->parser.data == '<')
> Apr  8 19:37:04 email smtpd[6390]: delivery: TempFail for
> 9db769b13edef5a7: from=<user1 at example.org>, to=<user2 at example.net>,
> user=bernard, method=mda, delay=10s, stat=Error ("")
>
> Removing sieve from mail_plugins configuration and restarting
> Apr  8 19:37:32 email dovecot: master: Warning: Killed with signal 15
> (by pid=21106 uid=0 code=kill)
> Apr  8 19:37:32 email dovecot: imap(user2)<21085><WGCXullpKzasEQIC>:
> Server shutting down. in=774 out=5373 deleted=0 expunged=0 trashed=0
> hdr_count=0 hdr_bytes=0 body_count=0 body_bytes=0
> Apr  8 19:37:32 email dovecot: master: Dovecot v2.3.1 (8e2f634)
> starting up for imap, lmtp, sieve
> Apr  8 19:37:35 email dovecot:
> lda(user2)<21134><tNPZHl9TylqOUgAAWr0fMA>:
> msgid=<32984450d041e5c2f887bed5f6512c92 at example.org>: saved mail to
> INBOX
> Apr  8 19:37:35 email smtpd[6390]: delivery: Ok for 9db769b13edef5a7:
> from=<user1 at example.org>, to=<user2 at example.net>, user=user2,
> method=mda, delay=41s, stat=Delivered
>
> Mail gets delivered.
>
> Don't understand why it is looking for a <>-address if sieve is enabled.

Looking into it...

Regards,

Stephan.