From 1ca0b58aac2ab58b900eb0c44490ba15d0052f2a Mon Sep 17 00:00:00 2001
From: Chris Lamb <chris@chris-lamb.co.uk>
Date: Sun, 23 Mar 2008 04:21:47 +0000
Subject: Allow LH_ENCRYPTION="disabled" to disable encryption

Signed-off-by: Chris Lamb <chris@chris-lamb.co.uk>
---
 helpers/lh_binary_encryption | 45 +++++++++++++++++++++-----------------------
 helpers/lh_binary_grub       | 11 +++++++----
 helpers/lh_binary_syslinux   | 11 +++++++----
 helpers/lh_binary_yaboot     | 11 +++++++----
 helpers/lh_config            |  4 ++--
 5 files changed, 44 insertions(+), 38 deletions(-)

(limited to 'helpers')

diff --git a/helpers/lh_binary_encryption b/helpers/lh_binary_encryption
index 35bdc2421..1de5b9459 100755
--- a/helpers/lh_binary_encryption
+++ b/helpers/lh_binary_encryption
@@ -33,10 +33,27 @@ Read_conffile config/source
 Read_conffile "${LH_CONFIG}"
 Set_defaults
 
-if [ -z "${LH_ENCRYPTION}" ]
-then
-	exit 0
-fi
+case "${LH_ENCRYPTION}" in
+	aes128|aes192|aes256)
+		;;
+	""|disabled)
+		exit 0
+		;;
+	*)
+		Echo_error "Encryption type \"${LH_ENCRYPTION}\" not supported."
+		exit 1
+		;;
+esac
+
+case "${LH_CHROOT_FILESYSTEM}" in
+	ext2|squashfs)
+		;;
+
+	*)
+		Echo_error "Encryption not yet supported on ${LH_CHROOT_FILESYSTEM} filesystems."
+		exit 1
+		;;
+esac
 
 Echo_message "Begin encrypting root filesystem image..."
 
@@ -63,26 +80,6 @@ case "${LH_INITRAMFS}" in
 		;;
 esac
 
-case "${LH_CHROOT_FILESYSTEM}" in
-	ext2)
-		ROOTFS="ext2"
-		;;
-
-	jffs2)
-		Echo_warning "encryption not yet supported on jffs2 filesystem."
-		exit 0
-		;;
-
-	plain)
-		Echo_warning "encryption not supported on plain filesystem."
-		exit 0
-		;;
-
-	squashfs)
-		ROOTFS="squashfs"
-		;;
-esac
-
 # Checking depends
 Check_package chroot/usr/bin/aespipe aespipe
 
diff --git a/helpers/lh_binary_grub b/helpers/lh_binary_grub
index 6915cf593..1e4376bbf 100755
--- a/helpers/lh_binary_grub
+++ b/helpers/lh_binary_grub
@@ -136,10 +136,13 @@ Check_multiarchitecture
 mkdir -p "${DESTDIR_LIVE}"
 
 # Setting boot parameters
-if [ -n "${LH_ENCRYPTION}" ]
-then
-	LH_BOOTAPPEND_LIVE="${LH_BOOTAPPEND_LIVE} encryption=${LH_ENCRYPTION}"
-fi
+
+case "${LH_ENCRYPTION}" in
+	""|disabled)
+		;;
+	*)
+		LH_BOOTAPPEND_LIVE="${LH_BOOTAPPEND_LIVE} encryption=${LH_ENCRYPTION}"
+esac
 
 if [ -n "${LH_USERNAME}" ]
 then
diff --git a/helpers/lh_binary_syslinux b/helpers/lh_binary_syslinux
index 535fb8f1f..98dabeb02 100755
--- a/helpers/lh_binary_syslinux
+++ b/helpers/lh_binary_syslinux
@@ -388,10 +388,13 @@ mkdir -p "${SCREEN_PATH}"
 mkdir -p "${DATA_PATH}"
 
 # Setting boot parameters
-if [ -n "${LH_ENCRYPTION}" ]
-then
-	LH_BOOTAPPEND_LIVE="${LH_BOOTAPPEND_LIVE} encryption=${LH_ENCRYPTION}"
-fi
+case "${LH_ENCRYPTION}" in
+	""|disabled)
+		;;
+	*)
+		LH_BOOTAPPEND_LIVE="${LH_BOOTAPPEND_LIVE} encryption=${LH_ENCRYPTION}"
+		;;
+esac
 
 if [ -n "${LH_USERNAME}" ]
 then
diff --git a/helpers/lh_binary_yaboot b/helpers/lh_binary_yaboot
index 85a7f940a..2ae5c55cf 100755
--- a/helpers/lh_binary_yaboot
+++ b/helpers/lh_binary_yaboot
@@ -144,10 +144,13 @@ Check_multiarchitecture
 mkdir -p "${DESTDIR_LIVE}"
 
 # Setting boot parameters
-if [ -n "${LH_ENCRYPTION}" ]
-then
-	LH_BOOTAPPEND_LIVE="${LH_BOOTAPPEND_LIVE} encryption=${LH_ENCRYPTION}"
-fi
+case "${LH_ENCRYPTION}" in
+	""|disabled)
+		;;
+	*)
+		LH_BOOTAPPEND_LIVE="${LH_BOOTAPPEND_LIVE} encryption=${LH_ENCRYPTION}"
+		;;
+esac
 
 if [ -n "${LH_USERNAME}" ]
 then
diff --git a/helpers/lh_config b/helpers/lh_config
index 42df97f15..f7c2871d8 100755
--- a/helpers/lh_config
+++ b/helpers/lh_config
@@ -56,7 +56,7 @@ USAGE="${PROGRAM} [--apt apt|aptitude]\n\
 \t    [--debian-installer-daily enabled|disabled]\n\
 \t    [--debug]\n\
 \t    [-d|--distribution CODENAME]\n\
-\t    [-e|--encryption aes128|aes192|aes256]\n\
+\t    [-e|--encryption disabled|aes128|aes192|aes256]\n\
 \t    [--fdisk fdisk|fdisk.dist]\n\
 \t    [--force]\n\
 \t    [--genisoimage genisomage|mkisofs]\n\
@@ -989,7 +989,7 @@ LH_DEBIAN_INSTALLER="${LH_DEBIAN_INSTALLER}"
 LH_DEBIAN_INSTALLER_DAILY="${LH_DEBIAN_INSTALLER_DAILY}"
 
 # \$LH_ENCRYPTION: set encrytion
-# (Default: empty)
+# (Default: ${LH_ENCRYPTION})
 LH_ENCRYPTION="${LH_ENCRYPTION}"
 
 # \$LH_GRUB_SPLASH: set custom grub splash
-- 
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