plugin {
  sieve = file:~/sieve;active=~/.dovecot.sieve

  sieve_before = ${dovecot_sieve_before_dir}

  sieve_global_extensions = +vnd.dovecot.pipe +vnd.dovecot.execute

  sieve_plugins = sieve_extprograms sieve_imapsieve

  sieve_quota_max_scripts = 10
  sieve_quota_max_storage = 2M

  # The default value for this is "sender", but that will totally break SPF
  sieve_redirect_envelope_from = orig_recipient

  # From elsewhere to Junk folder
  imapsieve_mailbox1_name = Junk
  imapsieve_mailbox1_causes = COPY
  imapsieve_mailbox1_before = file:${dovecot_conf_dir}/report-spam.sieve

  # From Junk folder to elsewhere
  imapsieve_mailbox2_name = *
  imapsieve_mailbox2_from = Junk
  imapsieve_mailbox2_causes = COPY
  imapsieve_mailbox2_before = file:${dovecot_conf_dir}/report-ham.sieve

  sieve_global_extensions = +vnd.dovecot.pipe
}