[Dovecot] Added Xapian default config

data/conf/dovecot/dovecot.conf

@@ -159,6 +159,21 @@ service lmtp {
   }
   user = vmail
 }
+### FTS-XAPIAN
+service indexer-worker {
+    # Increase vsz_limit to 2GB or above.
+    # Or 0 if you have rather large memory usable on your server, which is preferred for performance)
+    vsz_limit = 2G
+}
+
+service decode2text {
+    executable = script /usr/libexec/dovecot/decode2text.sh
+    user = dovecot
+    unix_listener decode2text {
+        mode = 0666
+    }
+}
+
 listen = *,[::]
 ssl_cert = </etc/ssl/mail/cert.pem
 ssl_key = </etc/ssl/mail/key.pem
@@ -242,6 +257,19 @@ plugin {
   mail_log_events = delete undelete expunge copy mailbox_delete mailbox_rename
   mail_log_fields = uid box msgid size
   mail_log_cached_only = yes
+
+### FTS XAPIAN
+
+  fts = xapian
+  fts_xapian = partial=3 full=20
+
+  fts_autoindex = yes
+  fts_enforced = yes
+
+  fts_autoindex_exclude = \Trash
+
+    # Index attachements
+  fts_decoder = decode2text
 }
 service quota-warning {
   executable = script /usr/local/bin/quota_notify.py