[patch] patch for genkernel to allow initrd to use luks encrypted devices

genkernel-luks-patch.diff (text/plain), 10.83 KB, created by Cláudio Valente on 2006-02-10 17:00:51 UTC

Common subdirectories: genkernel-3.3.10/alpha and genkernel-3.3.10-patched/alpha
diff -U 20 genkernel-3.3.10/gen_cmdline.sh genkernel-3.3.10-patched/gen_cmdline.sh
--- genkernel-3.3.10/gen_cmdline.sh	2005-12-18 15:29:26.000000000 +0000
+++ genkernel-3.3.10-patched/gen_cmdline.sh	2006-02-11 00:56:03.000000000 +0000
@@ -56,40 +56,41 @@
   echo "	--utils-as=<assembler>	Assembler to use for utils"
   echo "	--utils-ld=<linker>	Linker to use for utils"
   echo "	--utils-make=<makeprog>	GNU Make to use for utils"
   echo "	--makeopts=<makeopts>	Make options such as -j2, etc..."
   echo "	--mountboot		Mount /boot automatically"
   echo "	--no-mountboot		Don't mount /boot automatically"  
   echo "  Initialization"
   echo "	--bootsplash=<theme>	Force bootsplash using <theme>"
   echo "	--gensplash=<theme>	Force gensplash using <theme>"
   echo "	--gensplash-res=<res>	Select gensplash resolutions"
   echo "	--do-keymap-auto	Forces keymap selection at boot"
   echo "	--evms2			Include EVMS2 support"
   echo "				--> 'emerge evms' in the host operating system first"
   echo "	--lvm2			Include LVM2 support"
 #  echo "	--unionfs		Include UNIONFS support"
   echo "	--dmraid		Include DMRAID support"
   echo "	--bladecenter	Enables extra pauses for IBM Bladecenter CD boots"
   echo "	--bootloader=grub	Add new kernel to GRUB configuration"
   echo "	--linuxrc=<file>	Specifies a user created linuxrc"
   echo "	--disklabel	        Include disk label and uuid support in your initrd"
+  echo "	--luks                  Include LUKS support"
   echo "  Internals"
   echo "	--arch-override=<arch>	Force to arch instead of autodetect"
   echo "	--cachedir=<dir>	Override the default cache location"
   echo "	--tempdir=<dir>		Location of Genkernel's temporary directory"
   echo "	--postclear		Clear all tmp files and caches after genkernel has run"
   echo "  Output Settings"
   echo "        --kernname=<...> 	Tag the kernel and initrd with a name:"
   echo "        	 		If not defined the option defaults to 'genkernel'"
   echo "        --minkernpackage=<tbz2> File to output a .tar.bz2'd kernel and initrd:"
   echo "                                No modules outside of the initrd will be"
   echo "                                included..."
   echo "        --modulespackage=<tbz2> File to output a .tar.bz2'd modules after the callbacks have run"
   echo "        --kerncache=<tbz2> 	File to output a .tar.bz2'd kernel,"
   echo "                                contents of /lib/modules/ and the kernel config"
   echo "                                NOTE: This is created before the callbacks are run!"
   echo "        --no-kernel-sources	This option is only valid if kerncache is defined"
   echo "        			If there is a valid kerncache no checks will be made"
   echo "        			against a kernel source tree"
   echo "        --initramfs-overlay=<dir>"
   echo "        			Directory structure to include in the initramfs,"
@@ -421,40 +422,44 @@
 		      print_info 2 "CMD_NO_KERNEL_SOURCES: $CMD_NO_KERNEL_SOURCES"
 	      ;;
 	      --initramfs-overlay=*)
 		      CMD_INITRAMFS_OVERLAY=`parse_opt "$*"`
 		      print_info 2 "CMD_INITRAMFS_OVERLAY: $CMD_INITRAMFS_OVERLAY"
 	      ;;
 	      --linuxrc=*)
 	      		CMD_LINUXRC=`parse_opt "$*"`
 			print_info 2 "CMD_LINUXRC: $CMD_LINUXRC"
 	      ;;
               --genzimage)
 			KERNEL_MAKE_DIRECTIVE_2='zImage.initrd'
 			KERNEL_BINARY_2='arch/ppc/boot/images/zImage.initrd.chrp'
 			GENERATE_Z_IMAGE=1
 			print_info 2 "GENERATE_Z_IMAGE: $GENERATE_Z_IMAGE"
 	      ;;
 	      --disklabel)
 		      CMD_DISKLABEL=1
 		      print_info 2 "CMD_DISKLABEL: $CMD_DISKLABEL"
 	      ;;
+	      --luks)
+		      CMD_LUKS=1
+		      print_info 2 "CMD_LUKS: $CMD_LUKS"
+	      ;;
 	      all)
 		      BUILD_KERNEL=1
 		      BUILD_MODULES=1
 		      BUILD_INITRD=1
 	      ;;
 	      initrd)
 		      BUILD_INITRD=1
 	      ;;
 	      kernel)
 		      BUILD_KERNEL=1
 		      BUILD_MODULES=1
 		      BUILD_INITRD=0
 	      ;;
 	      bzImage)
 		      BUILD_KERNEL=1
 		      BUILD_MODULES=0
 		      BUILD_INITRD=1
 		      CMD_NOINITRDMODULES=1
 		      print_info 2 "CMD_NOINITRDMODULES: $CMD_NOINITRDMODULES"
 	      ;;
diff -U 20 genkernel-3.3.10/gen_determineargs.sh genkernel-3.3.10-patched/gen_determineargs.sh
--- genkernel-3.3.10/gen_determineargs.sh	2005-12-18 15:29:26.000000000 +0000
+++ genkernel-3.3.10-patched/gen_determineargs.sh	2006-02-11 00:29:15.000000000 +0000
@@ -43,40 +43,47 @@
 				UTS_RELEASE=`grep UTS_RELEASE ${KERNEL_DIR}/include/linux/version.h | sed -e 's/#define UTS_RELEASE "\(.*\)"/\1/'`
 				LOV=`echo ${UTS_RELEASE}|sed -e "s/${VER}.${PAT}.${SUB}${EXV}//"`
 				KV=${VER}.${PAT}.${SUB}${EXV}${LOV}
 			else
 				LCV=`grep ^CONFIG_LOCALVERSION= ${KERNEL_DIR}/.config | sed -r -e "s/.*=\"(.*)\"/\1/"`
 				KV=${VER}.${PAT}.${SUB}${EXV}${LCV}
 			fi
 		else
 			KERN_24=1
 			KV=${VER}.${PAT}.${SUB}${EXV}
 		fi
 
 	fi
 
 	if isTrue "${CMD_DISKLABEL}"
 	then
 		DISKLABEL=1
 	else
 		DISKLABEL=0
 	fi
+
+	if isTrue "${CMD_LUKS}"
+	then
+		LUKS=1
+	else
+		LUKS=0
+	fi
 }
 
 determine_real_args() {
 	if [ "${CMD_DEBUGFILE}" != '' ]
 	then
 		DEBUGFILE="${CMD_DEBUGFILE}"
 	fi
 
 	if [ "${CMD_MAKEOPTS}" != '' ]
 	then
 		MAKEOPTS="${CMD_MAKEOPTS}"
 	fi
 
 	if [ "${CMD_KERNELDIR}" != '' ]
 	then
 		KERNEL_DIR=${CMD_KERNELDIR}
 	else
 		KERNEL_DIR=${DEFAULT_KERNEL_SOURCE}
 	fi
 	
diff -U 20 genkernel-3.3.10/gen_initramfs.sh genkernel-3.3.10-patched/gen_initramfs.sh
--- genkernel-3.3.10/gen_initramfs.sh	2005-12-18 15:29:28.000000000 +0000
+++ genkernel-3.3.10-patched/gen_initramfs.sh	2006-02-10 19:25:22.000000000 +0000
@@ -406,47 +406,59 @@
 		echo -n "${group} " >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
 	done
 	echo '"' >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"	
 
 	if [ -f "${GK_SHARE}/${ARCH}/modprobe" ]
 	then
 		cp "${GK_SHARE}/${ARCH}/modprobe" "${TEMP}/initramfs-aux-temp/sbin/modprobe"
 	else
 		cp "${GK_SHARE}/generic/modprobe" "${TEMP}/initramfs-aux-temp/sbin/modprobe"
 	fi
 	if isTrue $CMD_DOKEYMAPAUTO
 	then
 		echo 'MY_HWOPTS="${MY_HWOPTS} keymap"' >> ${TEMP}/initramfs-aux-temp/etc/initrd.defaults
 	fi
 	mkdir -p "${TEMP}/initramfs-aux-temp/lib/keymaps"
 	/bin/tar -C "${TEMP}/initramfs-aux-temp/lib/keymaps" -zxf "${GK_SHARE}/generic/keymaps.tar.gz"
 	if isTrue $CMD_BLADECENTER
 	then
 		echo 'MY_HWOPTS="${MY_HWOPTS} bladecenter"' >> ${TEMP}/initramfs-aux-temp/etc/initrd.defaults
 	fi
+	
+	#LUKS support by cvalente
+	if isTrue ${LUKS}
+	then 
+	    print_info "Including LUKS support"
+	    [ -e /bin/cryptsetup-static ] || gen_die "LUKS support requires static cryptsetup at /bin/cryptsetup-static"
+	    rm -f ${TEMP}/initramfs-aux-temp/sbin/cryptsetup
+	    cp /bin/cryptsetup-static ${TEMP}/initramfs-aux-temp/sbin/cryptsetup
+	else
+	    print_info "Not including LUKS support"
+	fi
 
 	cd ${TEMP}/initramfs-aux-temp/sbin && ln -s ../init init
 	cd ${TEMP}
 	chmod +x "${TEMP}/initramfs-aux-temp/init"
 	chmod +x "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
 	chmod +x "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
 	chmod +x "${TEMP}/initramfs-aux-temp/sbin/modprobe"
+	chmod +x "${TEMP}/initramfs-aux-temp/sbin/cryptsetup"
 	cd "${TEMP}/initramfs-aux-temp/"
 	find . -print | cpio --quiet -o -H newc | gzip -9 > ${CACHE_CPIO_DIR}/initramfs-aux.cpio.gz
 	rm -r "${TEMP}/initramfs-aux-temp/"	
 }
 
 merge_initramfs_cpio_archives(){
 	cd "${CACHE_CPIO_DIR}"
 	MERGE_LIST="initramfs-base-layout.cpio.gz initramfs-aux.cpio.gz"	
 	if [ ! -e "${CACHE_CPIO_DIR}/initramfs-base-layout.cpio.gz" ]
 	then
 		gen_die "${CACHE_CPIO_DIR}/initramfs-base-layout.cpio.gz is missing."
 	fi
 	if [ ! -e "${CACHE_CPIO_DIR}/initramfs-aux.cpio.gz" ]
 	then
 		gen_die "${CACHE_CPIO_DIR}/initramfs-aux.cpio.gz is missing."
 	fi
 	
 	if [ "${BUSYBOX}" -eq '1' -a -e ${CACHE_CPIO_DIR}/initramfs-busybox-${BUSYBOX_VER}.cpio.gz ]
 	then
 		MERGE_LIST="${MERGE_LIST} initramfs-busybox-${BUSYBOX_VER}.cpio.gz"
diff -U 20 genkernel-3.3.10/gen_initrd.sh genkernel-3.3.10-patched/gen_initrd.sh
--- genkernel-3.3.10/gen_initrd.sh	2005-12-18 15:29:28.000000000 +0000
+++ genkernel-3.3.10-patched/gen_initrd.sh	2006-02-10 18:42:57.000000000 +0000
@@ -195,40 +195,52 @@
 			cp -a /lib/evms/* "${TEMP}/initrd-temp/lib/evms" || gen_die 'Could not copy files for EVMS2!'
 			cp -a /etc/evms.conf "${TEMP}/initrd-temp/etc" || gen_die 'Could not copy files for EVMS2!'
 			cp /sbin/evms_activate "${TEMP}/initrd-temp/sbin/evms_activate" || gen_die 'Could not copy over evms_activate!'
 			# Fix EVMS2 complaining that it cant find the swap utilities.
 			# These are not required in the initrd
 			for swap_libs in "${TEMP}/initrd-temp/lib/evms/*/swap*.so"
 			do
 				rm ${swap_libs}
 			done
 		fi
 	fi	
 
 	for i in '[' ash basename cat chroot clear cp dirname echo env false find \
 	grep gunzip gzip ln ls loadkmap losetup lsmod mkdir mknod more mount mv \
 	pivot_root ps awk pwd rm rmdir rmmod sed sh sleep tar test touch true umount uname \
 	xargs yes zcat chmod chown cut kill killall; do
 		rm -f ${TEMP}/initrd-temp/bin/$i > /dev/null
 		ln  ${TEMP}/initrd-temp/bin/busybox ${TEMP}/initrd-temp/bin/$i ||
 			gen_die "Busybox error: could not link ${i}!"
 	done
+
+	if [ isTrue "${LUKS}" ]
+	then 
+	    print_info "Including LUKS support"
+	    local luks_file="/bin/cryptsetup-static"
+	    local luks_ifile="sbin/cryptsetup-static"
+	    [ -e $luks_file ] || gen_die "LUKS support requires static cryptsetup at $luks_file"
+	    rm -f ${TEMP}/initrd-temp/$luks_ifile
+	    cp $luks_file ${TEMP}/initrd-temp/$luks_ifile
+	else
+	    print_info "Not including LUKS support"
+	fi
 }
 
 print_list()
 {
 	local x
 	for x in ${*}
 	do
 		echo ${x}
 	done
 }
 
 create_initrd_modules() {
 	local group
 	local group_modules
 	
 	if [ "${PAT}" -gt "4" ]
 	then
 		MOD_EXT=".ko"
 	else
 		MOD_EXT=".o"
Common subdirectories: genkernel-3.3.10/generic and genkernel-3.3.10-patched/generic
Only in genkernel-3.3.10: genkernel.conf
Common subdirectories: genkernel-3.3.10/ia64 and genkernel-3.3.10-patched/ia64
Common subdirectories: genkernel-3.3.10/mips and genkernel-3.3.10-patched/mips
Common subdirectories: genkernel-3.3.10/parisc and genkernel-3.3.10-patched/parisc
Common subdirectories: genkernel-3.3.10/parisc64 and genkernel-3.3.10-patched/parisc64
Common subdirectories: genkernel-3.3.10/pkg and genkernel-3.3.10-patched/pkg
Common subdirectories: genkernel-3.3.10/ppc and genkernel-3.3.10-patched/ppc
Common subdirectories: genkernel-3.3.10/ppc64 and genkernel-3.3.10-patched/ppc64
Common subdirectories: genkernel-3.3.10/sparc and genkernel-3.3.10-patched/sparc
Common subdirectories: genkernel-3.3.10/sparc64 and genkernel-3.3.10-patched/sparc64
Common subdirectories: genkernel-3.3.10/um and genkernel-3.3.10-patched/um
Common subdirectories: genkernel-3.3.10/x86 and genkernel-3.3.10-patched/x86
Common subdirectories: genkernel-3.3.10/x86_64 and genkernel-3.3.10-patched/x86_64
Common subdirectories: genkernel-3.3.10/xen0 and genkernel-3.3.10-patched/xen0
Common subdirectories: genkernel-3.3.10/xenU and genkernel-3.3.10-patched/xenU