#626 configure Dovecot to move emails marked as spam by RSpamD to Junk folder.

roles/mailserver/files/etc_dovecot_conf.d_90-sieve.conf

+plugin {
+  sieve = ~/.dovecot.sieve
+  sieve_dir = ~/sieve
+  sieve_before = /etc/dovecot/sieve/before.d
+}

roles/mailserver/files/etc_dovecot_sieve_before.d_no-spam.sieve

+require "fileinto";
+require "imap4flags";
+
+if header :is "X-Spam" "Yes" {
+    setflag "\\seen";
+    fileinto "Junk";
+    stop;
+}

roles/mailserver/tasks/dovecot.yml

 - name: Copy dovecot.conf into place
   copy: src=etc_dovecot_dovecot.conf dest=/etc/dovecot/dovecot.conf
 
+- name: Configure sieve script moving spam into Junk folder
+  copy: src=etc_dovecot_sieve_before.d_no-spam.sieve dest=/etc/dovecot/sieve/before.d/no-spam.sieve owner=vmail group=dovecot
+  notify: restart dovecot
+
 - name: Copy additional Dovecot configuration files in place
   copy: src=etc_dovecot_conf.d_{{ item }} dest=/etc/dovecot/conf.d/{{ item }}
   with_items:
     - 10-auth.conf
     - 10-mail.conf
     - 10-master.conf
+    - 90-sieve.conf
     - auth-sql.conf.ext
   notify: restart dovecot