--- /dev/null
+#!/usr/bin/env bash
+# Inspired from https://docs.iredmail.org/dovecot.imapsieve.html
+
+MSG_TYPE="$1"
+OUTPUT_DIR="/var/lib/vhost/.rspamd/${USER}/pending/${MSG_TYPE}"
+FILE="${OUTPUT_DIR}/$(date +%Y%m%d%H%M%S)-${RANDOM}${RANDOM}.eml"
+mkdir -p "${OUTPUT_DIR}"
+cat > ${FILE} < /dev/stdin