Fixup for bugs from patch in bug 174294.

The previous patch from bug #174294 still contained some bugs in the linuxrc
and scripts, that caused a failure during boot. Clean them up with one more
patch from Nelson Batalha <nelson_batalha@hotmail.com>, again on bug #174294.


git-svn-id: svn+ssh://svn.gentoo.org/var/svnroot/genkernel/trunk@523 67a159dc-881f-0410-a524-ba9dfbe2cb84

ChangeLog

@@ -2,6 +2,12 @@
 # Copyright 2006-2007 Gentoo Foundation; Distributed under the GPL v2
 # $Header: $
 
+  26 Jul 2007; Robin H. Johnson <robbat2@gentoo.org> generic/initrd.scripts,
+  generic/linuxrc:
+  The previous patch from bug #174294 still contained some bugs in the linuxrc
+  and scripts, that caused a failure during boot. Clean them up with one more
+  patch from Nelson Batalha <nelson_batalha@hotmail.com>, again on bug #174294.
+
   26 Jul 2007; Andrew Gaffney <agaffney@gentoo.org> netboot/linuxrc.x:
   enhanced netboot linuxrc from gustavoz
 

generic/initrd.scripts

@@ -108,26 +108,33 @@ findkeymount() {
                         # Check for a block device to mount
                         if [ -b "${x}" ]
                         then
-                                good_msg "Attempting to mount key media:- ${x}"
+				if [ ${crypt_silent} = '' ]
-                                mount -r -t auto ${x} ${NEW_ROOT}/mnt/key \
+				then
+	                                good_msg "Attempting to mount key media:- ${x}"
+				fi
+
+                                mount -r -t auto ${x} ${NEW_ROOT}/mnt/keydev \
                                                 > /dev/null 2>&1
-                                fi
                                 if [ "$?" = '0' ]
                                 then
                                         # Check for the key
-                                        if [ -e ${NEW_ROOT}/mnt/key/${SUBDIR}/${KEYNAME} ]
+                                        if [ -e ${NEW_ROOT}/mnt/keydev/${LUKS_ROOT_KEY} ]
                                         then
-                                                KEY_ROOT="${x}"
+                                                LUKS_ROOT_KEYDEV="${x}"
+						umount ${NEW_ROOT}/mnt/keydev
                                                 break
                                         else
-                                                umount ${NEW_ROOT}/mnt/key
+                                                umount ${NEW_ROOT}/mnt/keydev
                                         fi
                                 fi
                         fi
                 done
-                if [ "${KEY_ROOT}" != '' ]
+                if [ "${LUKS_ROOT_KEYDEV}" != '' ]
                 then
-                        good_msg "Key media found on ${x}"
+			if [ ${crypt_silent} = '' ]
+			then
+	                        good_msg "Key media found on ${x}"
+			fi
                 fi
         fi
 }

generic/linuxrc

@@ -72,16 +72,13 @@ do
 			CDROOT=1
 			CDROOT_DEV=`parse_opt "${x}"`
 		;;
-		# Start livecd loop, looptype options and encryption
+		# Start livecd loop, looptype options
 		loop\=*)
 			LOOP=`parse_opt "${x}"`
 		;;
 		looptype\=*)
 			LOOPTYPE=`parse_opt "${x}"`
 		;;
-		loop_crypt\=*)
-			LOOP_CRYPT=`parse_opt "${x}"`
-		;;
 		# Start Device Manager options 
 		devfs)
 			USE_DEVFS_NORMAL=1
@@ -182,6 +179,9 @@ do
 		crypt_swap\=*)
 			LUKS_SWAP=`parse_opt "${x}"`
 		;;
+		crypt_silent\=*)
+			LUKS_SILENT=`parse_opt "${x}"`
+		;;
 		real_rootflags\=*)
 			REAL_ROOTFLAGS=`parse_opt "${x}"`
 		;;
@@ -236,8 +236,11 @@ setup_md_device
 # Scan volumes
 startVolumes
 
-# Initialize LUKS root device
+# Initialize LUKS root device except for livecd's
-startLUKS
+if [ "${CDROOT}" -ne '1' ]
+then
+	startLUKS
+fi
 
 # Set up unionfs
 mkdir -p ${NEW_ROOT}
@@ -264,7 +267,7 @@ then
 		mount -t tmpfs tmpfs ${NEW_ROOT}
 	fi
 	
-	for i in dev mnt mnt/cdrom mnt/livecd mnt/key tmp tmp/.initrd mnt/gentoo sys
+	for i in dev mnt mnt/cdrom mnt/livecd mnt/keydev tmp tmp/.initrd mnt/gentoo sys
 	do
 		mkdir -p ${NEW_ROOT}/$i
 		chmod 755 ${NEW_ROOT}/$i
@@ -496,37 +499,41 @@ then
 	
 
         # If encrypted, find key and mount, otherwise mount as usual
-	if [ "${LOOP_CRYPT}" != '' ] 
+	if [ "${LUKS_ROOT}" != '' ] 
 	then
-		good_msg 'You booted an encrypted livecd'
+		if [ "${LUKS_SILENT}" = '' ]
-		KEYNAME=$(head -n 1 ${NEW_ROOT}/mnt/cdrom/livecd)
+		then
+			good_msg 'You booted an encrypted livecd'
+		fi
 
-		if [ "${KEYNAME}" = '' ]
+		LUKS_ROOT_KEY=$(head -n 1 ${NEW_ROOT}/mnt/cdrom/livecd)
-		then 
-			good_msg 'It's not locked with a gpg key, attempting to decrypt manually'
-			losetup -e ${LOOP_CRYPT} /dev/loop1 ${NEW_ROOT}/mnt/cdrom/${LOOPEXT}${LOOP}
-			
 
-		else 
+		if [ "${LUKS_ROOT_KEY}" ]
-			good_msg 'Livecd locked with gpg key'
+		then
 			bootstrapKey
-			good_msg 'Attempting to decrypt with key'
-			losetup -K ${NEW_ROOT}/mnt/key/${SUBDIR}/${KEYNAME} -e ${LOOP_CRYPT} /dev/loop1 \
-				${NEW_ROOT}/mnt/cdrom/${LOOPEXT}${LOOP}
 		fi
-
+		
-		test_success 'Unencrypting loop'
+		losetup /dev/loop0 ${NEW_ROOT}/mnt/cdrom/${LOOPEXT}${LOOP}
+		
+		test_success 'Preparing loop filesystem'
+		
+		LUKS_ROOT='/dev/loop0'
+		
+		startLUKS
 		
 		case ${LOOPTYPE} in
-			squashfs)
-				MOUNTTYPE="squashfs"
 			normal)
 				MOUNTTYPE="ext2"
-		esac
+				;;
+			*)
+				MOUNTTYPE="${LOOPTYPE}"
+				;;
+		esac		
 
-		mount -t ${MOUNTTYPE} -o ro /dev/loop1 ${NEW_ROOT}/mnt/livecd 
+
-				
+		mount -t ${MOUNTTYPE} -o ro /dev/mapper/root ${NEW_ROOT}/mnt/livecd 
-		test_success 'Mount filesystem, checking key'	
+		
+		test_success 'Mount filesystem'	
 		FS_LOCATION='mnt/livecd'
 
 
@@ -590,7 +597,7 @@ then
 			test_success 'mount /dev/loop0 /'
 			FS_LOCATION='mnt/livecd'
 		fi
-	
+	fi
 #
 # End cdrom looptype determination and mounting if necessary
 #