volumes: generate systemd mount files based on mount type

src/scripts/addmount.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+
+set -eu -o pipefail
+
+if [[ ${EUID} -ne 0 ]]; then
+    echo "This script should be run as root." > /dev/stderr
+    exit 1
+fi
+
+if [[ $# -eq 0 ]]; then
+    echo "No arguments supplied"
+    exit 1
+fi
+
+if [[ "$1" == "--check" ]]; then
+    echo "OK"
+    exit 0
+fi
+
+mount_file_contents="$1"
+
+# mount units must be named after the mount point directories they control
+where=$(echo "${mount_file_contents}" | grep "^Where=" | cut -d'=' -f 2)
+
+mount_filename=$(systemd-escape -p --suffix=mount "$where")
+
+echo "$mount_file_contents" > "/etc/systemd/system/${mount_filename}"
+
+systemctl daemon-reload
+systemctl enable --no-block --now "${mount_filename}" || true

src/scripts/rmmount.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+set -eu -o pipefail
+
+if [[ ${EUID} -ne 0 ]]; then
+    echo "This script should be run as root." > /dev/stderr
+    exit 1
+fi
+
+if [[ $# -eq 0 ]]; then
+    echo "No arguments supplied"
+    exit 1
+fi
+
+if [[ "$1" == "--check" ]]; then
+    echo "OK"
+    exit 0
+fi
+
+where="$1"
+
+mount_filename=$(systemd-escape -p --suffix=mount "$where")
+
+systemctl stop "${mount_filename}" || true
+rm -f "/etc/systemd/system/${mount_filename}"
+systemctl daemon-reload