Sieve scripts not triggered on IMAP inbound messages using IMAPC

[Stephan Bosch]

Op 08/03/2019 om 15:12 schreef Fred via dovecot:
>
> Good morning.
>
> I am using Dovecot as an IMAP proxy -- using IMAPC -- and the system 
> is working great. Thank you for contributing such great software to 
> the community!
>
> I’m using Dovcot 2.3.5 and Pigeonhole 0.5.5.
>
> My server is located behind a content-filtering firewall that will 
> mark incoming messages by adding “[SPAM]” to the subject line. I’m 
> trying to use Sieve to identify those messages and move them into the 
> Spam folder. I have a basic Sieve script that looks like this:
>
>    require ["fileinto"];
>
>    if anyof (header :contains "Subject" "[SPAM]",
>
>              header :contains "X-Spam-Flag" "Yes")
>
>    {
>
>        fileinto "Spam";
>
>        stop;
>
>    }
>
> I can see in the logs that Sieve is loaded, and also the imapsieve_plugin
>
>    Debug: sieve: Pigeonhole version 0.5.5 (2483b085) initializing
>
>    Debug: sieve: Sieve imapsieve plugin for Pigeonhole version 0.5.5 
> (2483b085) loaded
>
> Sieve detects outbound messages (from the log: Debug: imapsieve: 
> mailbox INBOX.Sent: APPEND event) but nothing registers for inbound, 
> and my spam_rule is never triggered. Any suggestions?
>

https://wiki.dovecot.org/Pigeonhole/Sieve/Troubleshooting

> Here is the output from “Dovecot -n”:
>
> # 2.3.5 (513208660): /etc/dovecot/dovecot.conf
>
> # Pigeonhole version 0.5.5 (2483b085)
>
> # OS: Linux 3.10.0-957.5.1.el7.x86_64 x86_64 CentOS Linux release 
> 7.6.1810 (Core)  xfs
>
> # Hostname: <redacted>
>
> auth_master_user_separator = *
>
> auth_mechanisms = PLAIN LOGIN
>
> auth_verbose_passwords = plain
>
> deliver_log_format = from=%{from}, envelope_sender=%{from_envelope}, 
> subject=%{subject}, msgid=%m, size=%{size}, %$
>
> dict {
>
>   acl = pgsql:/etc/dovecot/dovecot-share-folder.conf
>
>   quotadict = pgsql:/etc/dovecot/dovecot-used-quota.conf
>
> }
>
> first_valid_uid = 2000
>
> imapc_features = fetch-bodystructure fetch-headers
>
> imapc_host = <redacted>
>
> imapc_port = 993
>
> imapc_ssl = imaps
>
> imapc_ssl_verify = no
>
> last_valid_uid = 2000
>
> listen = * [::]
>
> mail_debug = yes
>
> mail_gid = 2000
>
> mail_home = /var/mail/imapc/home/%d/%n
>
> mail_location = imapc:/var/mail/imapc/%d/%n
>
> mail_plugins = mailbox_alias mail_log notify
>
> mail_uid = 2000
>
> 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 index ihave duplicate mime foreverypart 
> extracttext imapsieve vnd.dovecot.imapsieve
>
> namespace inbox {
>
>   inbox = yes
>
>   list = yes
>
>   location =
>
>   prefix =
>
>   separator = .
>
>   type = private
>
> }
>
> passdb {
>
>   args = host=<redacted>
>
>   default_fields = userdb_imapc_user=%u 
> userdb_imapc_password=#hidden_use-P_to_show#
>
>   driver = imap
>
> }
>
> passdb {
>
>   args = /etc/dovecot/dovecot-master-users
>
>   driver = passwd-file
>
>   master = yes
>
> }
>
> plugin {
>
>   imapsieve_default = /var/vmail/sieve/global/spam_rule.sieve
>
>   mail_log_events = delete undelete expunge mailbox_delete mailbox_rename
>
>   mail_log_fields = uid box msgid size from subject
>
>   mailbox_alias_new = Sent Messages
>
>   mailbox_alias_new2 = Sent Items
>
>   mailbox_alias_old = Sent
>
>   mailbox_alias_old2 = Sent
>
>   sieve_global_dir = /var/vmail/sieve/global/
>
>   sieve_max_redirects = 30
>
>   sieve_plugins = sieve_imapsieve
>
>   sieve_trace_debug = yes
>
>   sieve_trace_dir = /var/log/dovecot
>
>   sieve_trace_level = matching
>
> }
>
> protocols = imap sieve
>
> service auth {
>
>   unix_listener /var/spool/postfix/private/dovecot-auth {
>
>     group = postfix
>
>     mode = 0666
>
>     user = postfix
>
>   }
>
>   unix_listener auth-master {
>
>     group = vmail
>
>     mode = 0666
>
>     user = vmail
>
>   }
>
>   unix_listener auth-userdb {
>
>     group = vmail
>
>     mode = 0660
>
>     user = vmail
>
>   }
>
> }
>
> service dict {
>
>   unix_listener dict {
>
>     group = vmail
>
>     mode = 0660
>
>     user = vmail
>
>   }
>
> }
>
> service imap-login {
>
>   process_limit = 500
>
>   service_count = 1
>
> }
>
> service lmtp {
>
>   executable = lmtp -L
>
>   inet_listener lmtp {
>
>     address = 127.0.0.1
>
>     port = 24
>
>   }
>
>   process_min_avail = 5
>
>   unix_listener /var/spool/postfix/private/dovecot-lmtp {
>
>     group = postfix
>
>     mode = 0600
>
>     user = postfix
>
>   }
>
>   user = vmail
>
> }
>
> service managesieve-login {
>
>   inet_listener sieve {
>
>     address = 127.0.0.1
>
>     port = 4190
>
>   }
>
> }
>
> ssl = required
>
> ssl_cert = </etc/letsencrypt/live/mgrids.dynu.com/fullchain.pem
>
> ssl_cipher_list = 
> ECDH+AESGCM:DH+AESGCM:ECDH+AES256:DH+AES256:ECDH+AES128:DH+AES:ECDH+3DES:DH+3DES:RSA+AESGCM:RSA+AES:RSA+3DES:!aNULL:!MD5
>
> ssl_client_ca_file = /etc/pki/ca-trust/extracted/pem/tls-ca-bundle.pem
>
> ssl_dh = # hidden, use -P to show it
>
> ssl_key = # hidden, use -P to show it
>
> ssl_prefer_server_ciphers = yes
>
> syslog_facility = local5
>
> userdb {
>
>   driver = prefetch
>
> }
>
> protocol imap {
>
>   imap_client_workarounds = tb-extra-mailbox-sep
>
>   mail_max_userip_connections = 30
>
>   mail_plugins = mailbox_alias mail_log notify imap_sieve
>
> }
>
> protocol sieve {
>
>   info_log_path = /var/log/dovecot/sieve-info.log
>
>   log_path = /var/log/dovecot/sieve-err.log
>
>   managesieve_implementation_string = Dovecot Pigeonhole
>
>   managesieve_max_line_length = 65536
>
> }
>