docker-mailserver/target/bin/delquota

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#! /bin/bash
DATABASE=${DATABASE:-/tmp/docker-mailserver/dovecot-quotas.cf}
USER_DATABASE=${USER_DATABASE:-/tmp/docker-mailserver/postfix-accounts.cf}
USER="$1"
usage() {
echo "Usage: delquota <username@domain>"
}
errex() {
echo "$@" 1>&2
exit 1
}
escape() {
echo "${1//./\\.}"
}
[ -z "$USER" ] && { usage; errex "No username specified"; }
expr index "$USER" "@" >/dev/null || { usage; errex "username must include the domain"; }
if ! grep -qE "^$USER\|" "$USER_DATABASE"; then
usage; errex "user $USER does not exist"
fi
[ -s "$DATABASE" ] || exit 0
sed -i -e "/^$USER:.*$/d" $DATABASE