From 54d7bde90161b3e01a5e15260d08e79f39096fec Mon Sep 17 00:00:00 2001
From: Cem Keylan <cem@ckyln.com>
Date: Wed, 18 Dec 2019 21:04:42 +0300
Subject: add makefile

---
 rc.shutdown | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100755 rc.shutdown

(limited to 'rc.shutdown')

diff --git a/rc.shutdown b/rc.shutdown
new file mode 100755
index 0000000..9dba627
--- /dev/null
+++ b/rc.shutdown
@@ -0,0 +1,48 @@
+#!/bin/sh
+
+log() { printf '\033[36;1m=>\033[m\033[1m %s\n' "$@" ;}
+
+main() {
+    PATH=/sbin:/bin:/usr/sbin:/usr/bin
+
+    log "Waiting for services to stop..."; {
+        sv -w196 force-stop /var/service/*
+        sv exit /var/service/*
+    }
+
+    log "Saving random seed..."; {
+        dd count=1 bs=512 if=/dev/random of=/var/random.seed
+    }
+
+    halt -w
+
+    log "Sending TERM signal to all processes..."; {
+        killall5 -TERM
+        sleep 1
+    }
+
+    log "Sending KILL signal to all processes..."; {
+        killall5 -KILL
+    }
+
+    log "Unmounting filesystems and disabling swap..." \
+	    "Remounting rootfs as readonly"; {
+        swapoff -a
+        umount -rat nosysfs,noproc,nodevtmpfs,notmpfs
+        mount -o remount,ro /
+
+        sync
+    }
+
+    log "Deactivating dmcrypt devices (if any exist)."; {
+        [ -x /bin/cryptsetup ] && [ -x /bin/dmsetup ] && {
+            dmsetup ls --target crypt \
+                       --exec "dmsetup info -c --noheadings -o open,name" |
+            while read -r drive; do
+                [ "${drive%%:*}" = "0" ] && cryptsetup close "${drive##*:}"
+            done
+        }
+    }
+}
+
+main
-- 
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