From: Ralph Ronnquist <rrq@rrq.au>
Date: Tue, 14 Nov 2023 20:06:37 +0000 (+1100)
Subject: Init script to "preserve" device nodes bmo keeping a file /.devnodes.tgz
X-Git-Tag: 1.1~2
X-Git-Url: https://git.rrq.au/?a=commitdiff_plain;h=7b15d77870dca9f0fa81d7c9a1b8230e66a4b195;p=rrq%2Foverlay-boot.git

Init script to "preserve" device nodes bmo keeping a file /.devnodes.tgz
---

diff --git a/devnodes-init.sh b/devnodes-init.sh
new file mode 100755
index 0000000..5e5402c
--- /dev/null
+++ b/devnodes-init.sh
@@ -0,0 +1,27 @@
+#!/bin/sh /lib/init/init-d-script
+### BEGIN INIT INFO
+# Provides:          devices
+# Required-Start:    
+# Required-Stop:     
+# Default-Start:     S
+# Default-Stop:      0 1 6
+# Short-Description: set up devnodes
+# Description:       Initialize /dev from /.devnodes.tgz
+### END INIT INFO
+
+DAEMON=none
+DESC="devnodes: restore and capture /dev on startup and shutdown."
+TGZ=/.devnodes.tgz
+
+do_start_override() {
+    [ -e $TGZ ] && tar -xzf $TGZ --skip-old-files -C /dev
+}
+
+do_stop_override() {
+    cd /dev && tar czf $TGZ *
+}
+
+do_status_override() {
+    find /dev -type d -exec ls -ld '{}' ';'
+    stat -c %Y $TGZ
+}