#! /bin/sh

set -e

bin_dir="$(dirname $(realpath $0))"

. "$bin_dir/khatus_x4_lib_common_sensor.sh"

while :
do
    case "$1"
    in '')
        break
    ;; -f|--file)
        case "$2"
        in '')
            printf "Option $1 requires and argument\n" >&2
            exit 1
        ;; *)
            file="$2"
            shift 2
        esac
    ;; *)
        shift 1
    esac
done

sensor() {
    df --output=pcent "$file" | awk '
        NR == 2 {
            sub("%$", "", $1)
            print("disk_usage_percentage", $1)
        }
    '
}

run_as_poller