v1

bin/ramdisk.sh

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+#! /usr/bin/env bash
+
+start() {
+	[ -d /ramdisk/sys ] && rm -rf /ramdisk/sys
+	[ -d /ramdisk/tmp ] && rm -rf /ramdisk/tmp
+	mkdir -p /ramdisk/sys
+	mkdir -p /ramdisk/tmp
+
+	echo "Bienvenue dans le ramdisk"
+	mount -t tmpfs -o size=32G tmpfs /ramdisk/sys
+	mount -t tmpfs -o size=32G tmpfs /ramdisk/tmp
+	echo "ramdisk monté!"
+
+	if [ -d /ramdisk/persist ]; then
+		cp -a /ramdisk/persist/* /ramdisk/sys/
+		echo "Données persistentes copiées!"
+	fi
+	mount -o remount,ro /ramdisk/sys
+}
+
+stop() {
+	umount /ramdisk/sys
+	rm -rf /ramdisk/sys
+	umount /ramdisk/tmp
+	rm -rf /ramdisk/tmp
+	echo "ramdisk démonté!"
+}
+
+help() {
+	echo "ramdisk.sh start|stop"
+	echo "  Mount a readonly ramdisk to /ramdisk/sys and a read-write one to /ramdisk/tmp"
+}
+
+case "$1" in
+	"start")
+		start
+		;;
+	"stop")
+		stop
+		;;
+	*)
+		help
+		;;
+esac