#!/bin/sh
# prerm script for open-iscsi

. /usr/share/debconf/confmodule
set -e

case "$1" in
    remove)
        if ls -d /sys/class/iscsi_session/session* >/dev/null 2>&1 ; then
            # There are still active iSCSI sessions. Ask the user
            # if they know what they are doing.
            db_reset open-iscsi/remove_even_with_active_sessions || true
            db_input critical open-iscsi/remove_even_with_active_sessions || true
            db_go
            db_get open-iscsi/remove_even_with_active_sessions
            if [ "$RET" = "false" ] ; then
                echo "Aborting prerm due to user request." >&2
                exit 1
            fi
        fi

        sync
        # If there are still active and mounted iSCSI sessions,
        # open-iscsi stop may fail. But we did warn the user...
        invoke-rc.d open-iscsi stop || true
        invoke-rc.d iscsid stop || exit $?
    ;;

    upgrade|deconfigure|failed-upgrade)
    ;;

    *)
        echo "prerm called with unknown argument \`$1'" >&2
        exit 1
    ;;
esac



exit 0