wkd-sync

#!/bin/bash

set -eu

usage="$(basename "$0") -- Watch for file changes and run 'generate-wkd'

All flags passed to this command will fall through to 'generate-wkd'. For
details run:

'generate-wkd --help'
"

PARAMS=""
PASSTHROUGH="$@"

while [ "$#" -gt 0 ]; do
  case "$1" in
    -h|--help)
      echo "$usage"
      exit 0
      ;;
    --use-folder|--folder)
      WATCH_PATH=${2:=/data/}
      shift 2
      ;;
    --use-file|--file)
      WATCH_PATH=${2:=/data/keys.txt}
      shift 2
      ;;
    *) # preserve positional arguments
      PARAMS="$PARAMS $1"
      shift
      ;;
  esac
done

echo "Listening for events on ${WATCH_PATH}"

inotifywait -qme close_write,delete ${WATCH_PATH} |
  while read -r filename event; do
    generate-wkd ${PASSTHROUGH}
  done