<div dir="ltr"><div dir="ltr"><div dir="ltr">Hi, I use sis to deduplicate attachments, here is my `doveconf -n`<div>------------</div><div><div>auth_cache_size = 10 M</div><div>auth_failure_delay = 5 secs</div><div>auth_mechanisms = plain login</div><div>auth_socket_path = /var/run/dovecot/auth-userdb</div><div>auth_ssl_username_from_cert = yes</div><div>auth_username_format = %Ln</div><div>default_vsz_limit = 512 M</div><div>lmtp_rcpt_check_quota = yes</div><div>mail_attachment_detection_options = add-flags-on-save</div><div>mail_attachment_dir = /var/mail/mail_attachment/</div><div>mail_debug = yes</div><div>mail_gid = vmail</div><div>mail_location = maildir:/var/mail/%n/Maildir</div><div>mail_plugins = quota fts fts_solr</div><div>mail_privileged_group = vmail</div><div>mail_uid = vmail</div><div>managesieve_notify_capability = mailto</div><div>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</div><div>namespace inbox {</div><div>Â inbox = yes</div><div>Â location =</div><div>Â mailbox Drafts {</div><div>Â Â special_use = \Drafts</div><div>Â }</div><div>Â mailbox Junk {</div><div>Â Â auto = subscribe</div><div>Â Â special_use = \Junk</div><div>Â }</div><div>Â mailbox Sent {</div><div>Â Â auto = subscribe</div><div>Â Â special_use = \Sent</div><div>Â }</div><div>Â mailbox Trash {</div><div>Â Â auto = subscribe</div><div>Â Â special_use = \Trash</div><div>Â }</div><div>Â prefix =</div><div>}</div><div>passdb {</div><div>Â args = /etc/dovecot/dovecot-ldap.conf.ext</div><div>Â driver = ldap</div><div>}</div><div>plugin {</div><div>Â fts = solr</div><div>Â fts_autoindex = yes</div><div>Â fts_autoindex_exclude = \Junk</div><div>Â fts_autoindex_exclude2 = \Trash</div><div>Â fts_solr = break-imap-search url=<a href="http://localhost:8983/solr/dovecot/">http://localhost:8983/solr/dovecot/</a></div><div>Â quota = maildir:User quota</div><div>Â quota_grace = 10%%</div><div>Â quota_max_mail_size = 5M</div><div>Â quota_over_flag_lazy_check = yes</div><div>Â quota_over_flag_value = TRUE</div><div>Â quota_rule = *:storage=100M</div><div>Â quota_warning = storage=65%% quota-warning 65 %u</div><div>Â quota_warning2 = storage=60%% quota-warning 60 %u</div><div>Â sieve = file:~/sieve;active=~/.dovecot.sieve</div><div>}</div><div>protocols = imap lmtp sieve</div><div>service auth-worker {</div><div>Â user = $default_internal_user</div><div>}</div><div>service auth {</div><div>Â unix_listener /var/spool/postfix/private/auth {</div><div>Â Â group = postfix</div><div>Â Â mode = 0640</div><div>Â Â user = postfix</div><div>Â }</div><div>Â unix_listener auth-userdb {</div><div>Â Â mode = 0777</div><div>Â Â user = $default_internal_user</div><div>Â }</div><div>Â user = $default_internal_user</div><div>}</div><div>service imap-login {</div><div>Â inet_listener imap {</div><div>Â Â port = 0</div><div>Â }</div><div>Â inet_listener imaps {</div><div>Â Â port = 993</div><div>Â Â ssl = yes</div><div>Â }</div><div>}</div><div>service managesieve-login {</div><div>Â inet_listener sieve {</div><div>Â Â port = 4190</div><div>Â }</div><div>Â process_min_avail = 0</div><div>Â service_count = 1</div><div>Â vsz_limit = 128 M</div><div>}</div><div>service pop3-login {</div><div>Â inet_listener pop3 {</div><div>Â Â port = 0</div><div>Â }</div><div>Â inet_listener pop3s {</div><div>Â Â port = 0</div><div>Â }</div><div>}</div><div>service quota-warning {</div><div>Â executable = script /usr/local/bin/quota-warning.sh</div><div>Â unix_listener quota-warning {</div><div>Â Â user = vmail</div><div>Â }</div><div>Â user = vmail</div><div>}</div><div>service stats {</div><div>Â unix_listener stats-writer {</div><div>Â Â mode = 0666</div><div>Â }</div><div>}</div><div>service submission-login {</div><div>Â inet_listener submission {</div><div>Â Â port = 0</div><div>Â }</div><div>}</div><div>ssl = required</div><div>ssl_cert = </etc/ssl/certs/dovecot.pem</div><div>ssl_dh = # hidden, use -P to show it</div><div>ssl_key = # hidden, use -P to show it</div><div>userdb {</div><div>Â driver = prefetch</div><div>}</div><div>userdb {</div><div>Â args = /etc/dovecot/dovecot-ldap.conf.ext</div><div>Â default_fields = home=/var/mail/%u</div><div>Â driver = ldap</div><div>}</div><div>protocol !indexer-worker {</div><div>Â mail_vsize_bg_after_count = 0</div><div>}</div><div>protocol lda {</div><div>Â mail_plugins = quota fts fts_solr sieve</div><div>}</div><div>protocol imap {</div><div>Â mail_max_userip_connections = 5</div><div>Â mail_plugins = quota fts fts_solr imap_quota</div><div>}</div><div>protocol lmtp {</div><div>Â mail_plugins = quota fts fts_solr</div><div>}</div></div><div>---------<br>I try to send an email and then forward this email to another recipient. No attachment is generated in `mail_attachment_dir`.<br><br>Anything wrong ?</div></div></div></div>