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1 files changed, 77 insertions, 0 deletions

diff --git a/src/infrastructure/scripts/r.sh b/src/infrastructure/scripts/r.sh
new file mode 100755
index 0000000..8e74576
--- /dev/null
+++ b/src/infrastructure/scripts/r.sh
@@ -0,0 +1,77 @@
+#!/bin/sh
+set -eu
+
+usage() {
+	cat <<-'EOF'
+		Usage:
+		  r COMMAND...
+		  r -h
+	EOF
+}
+
+help() {
+	cat <<-'EOF'
+
+
+		Options:
+		  -h, --help    show this message
+
+		  COMMAND       the command to be executed
+
+
+		Execute the given command, with a proper login environment
+		loaded.
+
+
+		Examples:
+
+		  Run a backup via SSH:
+
+		    $ ssh euandre.org r backup -q cron
+	EOF
+}
+
+
+for flag in "$@"; do
+	case "$flag" in
+		--)
+			break
+			;;
+		--help)
+			usage
+			help
+			exit
+			;;
+		*)
+			;;
+	esac
+done
+
+while getopts 'h' flag; do
+	case "$flag" in
+		h)
+			usage
+			help
+			exit
+			;;
+		*)
+			usage >&2
+			exit 2
+			;;
+	esac
+done
+shift $((OPTIND - 1))
+
+if [ -z "${1:-}" ]; then
+	printf 'Missing COMMAND.\n\n' >&2
+	usage >&2
+	exit 2
+fi
+
+
+set +eu
+# shellcheck source=/dev/null
+. /etc/rc
+set -eu
+
+exec "$@"