From 0730ac61e8e674c5751ff8fa3857184326a40460 Mon Sep 17 00:00:00 2001
From: Richard Yao <ryao@cs.stonybrook.edu>
Date: Sun, 15 Jul 2012 08:47:00 -0400
Subject: Import encswap init script from FreeBSD

The FreeBSD encswap init script has been adapted to function in OpenRC. It
should function identically to its FreeBSD counterpart.
---
 init.d/Makefile   |  4 ++--
 init.d/encswap.in | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 48 insertions(+), 2 deletions(-)
 create mode 100644 init.d/encswap.in

diff --git a/init.d/Makefile b/init.d/Makefile
index a34ee90a..d192749e 100644
--- a/init.d/Makefile
+++ b/init.d/Makefile
@@ -22,8 +22,8 @@ NET_LO-FreeBSD=	net.lo0
 SRCS-FreeBSD=	hostid.in moused.in newsyslog.in pf.in rarpd.in rc-enabled.in \
 		rpcbind.in savecore.in syslogd.in
 # These are FreeBSD specific
-SRCS-FreeBSD+=	adjkerntz.in devd.in dumpon.in ipfw.in mixer.in nscd.in \
-		powerd.in syscons.in
+SRCS-FreeBSD+=	adjkerntz.in devd.in dumpon.in encswap.in ipfw.in \
+		mixer.in nscd.in powerd.in syscons.in
 
 NET_LO-Linux=	net.lo
 SRCS-Linux=	devfs.in dmesg.in hwclock.in consolefont.in keymaps.in \
diff --git a/init.d/encswap.in b/init.d/encswap.in
new file mode 100644
index 00000000..a03fe581
--- /dev/null
+++ b/init.d/encswap.in
@@ -0,0 +1,46 @@
+#!@PREFIX@/sbin/runscript
+# Copyright 1992-2012 FreeBSD Project
+# Released under the 2-clause BSD license
+# $Header: $
+
+depend() {
+	before swap
+}
+
+start() {
+	while read device mountpoint type options rest ; do
+		case ":${device}:${type}:${options}" in
+		:#*)
+			continue
+			;;
+		*.bde:swap:sw)
+			passphrase=`dd if=/dev/random count=1 2>/dev/null | md5 -q`
+			device="${device%.bde}"
+			gbde init "${device}" -P "${passphrase}" || return 1
+			gbde attach "${device}" -p "${passphrase}" || return 1
+			;;
+		*.eli:swap:sw)
+			device="${device%.eli}"
+			geli onetime ${geli_swap_flags} "${device}" || return 1
+			;;
+		esac
+	done < /etc/fstab
+}
+
+stop() {
+	while read device mountpoint type options rest ; do
+		case ":${device}:${type}:${options}" in
+		:#*)
+			continue
+			;;
+		*.bde:swap:sw)
+			device="${device%.bde}"
+			gbde detach "${device}"
+			;;
+		*.eli:swap:sw)
+			# Nothing here, because geli swap devices should be
+			# created with the auto-detach-on-last-close option.
+			;;
+		esac
+	done < /etc/fstab
+}
-- 
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