#!/bin/sh
#
# Description: Run check on all expected incs of all jails
# Usage: check-incs all
#

set -u

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

# default return value is 0 (succes)
rc=0
# loop for each configured jail
for jail_name in $("${LIBDIR}/bkctld-list"); do
    incs_policy_file=$(current_jail_incs_policy_file "${jail_name}")

    # Today in seconds from epoch
    today_epoch=$(date +"%s")
    # Today in ISO format
    today_iso=$(date +"%Y-%m-%d")

    if [ -n "${incs_policy_file}" ]; then
        # get jail last configuration date
        jail_config_epoch=$(date --date "$(stat -c %y "${incs_policy_file}")" +"%s")

        # read each line in jail configuration
        while read line; do
            ## TODO
            # deal with empty lines

            # inc date in ISO format
            inc_iso=$(relative_date "${line}")
            # inc date in seconds from epoch
            inc_epoch=$(date --date "${inc_iso}" +"%s")

            # skip line if date is in the future
            if [ "${inc_epoch}" -gt "${today_epoch}" ]; then
                echo "INFO: ${jail_name} : no inc expected for ${inc_iso}"
            else
                # check if the configuration changed after the inc date
                # or if it's today's inc
                if [ "${jail_config_epoch}" -lt "${inc_epoch}" ] \
                || [ "${today_iso}" = "${inc_iso}" ]; then
                    # Error if inc is not found
                    if ! inc_exists "${jail_name}" "${inc_iso}*"; then
                        echo "ERROR: ${jail_name} : missing inc for ${inc_iso}" >&2
                        rc=1
                    fi
                else
                    echo "INFO: ${jail_name} : no inc expected for ${inc_iso}"
                fi
            fi
        done < "${incs_policy_file}"
    else
        echo "INFO: ${jail_name} : no inc expected at all"
    fi
done

exit $rc