Dovecot -- find and delete mails that sent by mistake if unseen yet.

doveadm_ops.sh

#!/bin/bash
# >>  LDA-Dovecot <<
# Find and delete mails which accidently sent to wrong mailbox if unseen yet.
# Works very fast in big mailboxes. Search for uniq_word in body.

mbox="INBOX"
mailbox="somebody@company.com"
date="2021-05-14"
str="uniq_word"

if ! [[ -z $(doveadm search -u $mailbox SAVEDON $date BODY "$str" \( NEW \)) ]]; then
        echo "Your lucky day dear Admin! Bomb defused.."
        doveadm expunge -u $mailbox mailbox "$mbox" SAVEDON $date BODY "$str" \( NEW \)
        else
                echo "No matter what happens dear Admin.Take a coffe!"
fi