add bin/once

1 files changed, 30 insertions, 0 deletions

diff --git a/bin/once b/bin/once
new file mode 100755
index 0000000..f13aecc
--- /dev/null
+++ b/bin/once
@@ -0,0 +1,30 @@
+#!/bin/sh
+
+set -e
+[ -n "$DEBUG" ] && set -x
+
+ssd_args="--background --make-pidfile --start"
+while getopts Kkl:h opt; do
+	case "$opt" in
+	K|k)   ssd_args='--stop';;
+	l)     ssd_args="${ssd_args} --stdout ${OPTARG} --stderr ${OPTARG}";;
+
+	h)
+		printf "usage: %s [-h]\n" "$(basename "$0")"
+		printf "\n"
+		printf "  -K -k          kill the service\n"
+		printf "     -l LOGFILE  log to a file\n"
+		printf "\n"
+		exit 2 ;;
+	esac
+done
+shift $((OPTIND - 1))
+
+exec="${1:-}"
+[ -z "${exec}" ] && exit 1
+shift
+
+start-stop-daemon \
+	--pidfile "${XDG_RUNTIME_DIR:-/tmp}/${exec}.pid" \
+	$ssd_args \
+	"${exec}" -- "${@}"