#!/bin/sh
#
# Update jail <jailname> or all
# Usage: update <jailname>|all
#

# shellcheck source=./includes
LIBDIR="$(dirname $0)" && . "${LIBDIR}/includes"

jail_name="${1:?}"
if [ ! -n "${jail_name}" ]; then
    "${LIBDIR}/bkctld-help" && exit 1
fi
jail_path=$(jail_path "${jail_name}")

test -d "${jail_path}" || error "${jail_name}: jail not found" 2

legacy_incs_policy_file="${CONFDIR}/${jail_name}"
incs_policy_file=$(jail_incs_policy_file "${jail_name}")

if [ -h "${legacy_incs_policy_file}" ]; then
    if [ -f "${incs_policy_file}" ]; then
        info "${jail_name}: config is already upgraded"
    else
        warning "${jail_name}: symlink present but inc policy file \`${incs_policy_file}' not found"
    fi
elif [ ! -e "${legacy_incs_policy_file}" ] ; then
    if [ -f "${incs_policy_file}" ]; then
        # create a symlink for backward compatibility
        ln -s "${incs_policy_file}" "${legacy_incs_policy_file}"

        info "${jail_name}: config has been symlinked"
    else
        warning "${jail_name}: inc policy file \`${incs_policy_file}' not found"
    fi
elif [ -f "${legacy_incs_policy_file}" ]; then
    # Create directory if missing
    mkdir -p "$(jail_config_dir "${jail_name}")"
    # move the main config file
    mv "${legacy_incs_policy_file}" "${incs_policy_file}"
    # create a symlink for backward compatibility
    ln -s "${incs_policy_file}" "${legacy_incs_policy_file}"
    # create a check_policy file if missing
    touch "$(jail_check_policy_file "${jail_name}")"

    info "${jail_name}: config has been upgraded"
fi