Initial commit.

watchman-runas.bash

@@ -0,0 +1,45 @@
+#!@BASH_PATH@
+
+watchman_version='@VERSION@'
+
+err() { printf '%s\n' "$1" >&2; }
+
+runas::main() {
+	local job_username
+
+	while [[ "$1" ]]; do
+		case "$1" in
+			(-u) job_username="$2"; shift;;
+			(-h) runas::usage;;
+
+			(-v)
+				printf '%s\n' "$watchman_version"
+				exit 0
+			;;
+
+			(-*)
+				err "Unknown option: $1"
+				runas::usage
+				return 1
+			;;
+
+			(*) break;;
+		esac
+		shift
+	done
+
+	[[ "$UID" -eq 0 ]] || {
+		err "Only root is allowed to runas!"
+		return 1
+	}
+
+	(( $# )) || {
+		err "No command supplied"
+		runas::usage
+		return 1
+	}
+
+	exec su "$job_username" -s "$BASH" -c "$*"
+}
+
+runas::main "$@"