[patch] dracut-integration.patch

dracut-integration.patch (text/plain), 20.67 KB, created by Amadeusz Żołnowski (RETIRED) on 2010-07-27 22:00:07 UTC

diff --git a/gen_cmdline.sh b/gen_cmdline.sh
index bb0d8fd..7f022ac 100755
--- a/gen_cmdline.sh
+++ b/gen_cmdline.sh
@@ -14,6 +14,7 @@ longusage() {
   echo
   echo "Available Options: "
   echo "  Configuration settings"
+  echo "	--local			Local mode; source modules from current directory"
   echo "	--config=<file>	genkernel configuration file to use"
   echo "  Debug settings"
   echo "	--loglevel=<0-5>	Debug Verbosity Level"
@@ -41,7 +42,6 @@ longusage() {
   echo "	--symlink		Manage symlinks in /boot for installed images"
   echo "	--no-symlink		Do not manage symlinks"
   echo "	--no-ramdisk-modules	Don't copy any modules to the ramdisk"
-  echo "	--all-ramdisk-modules	Copy all kernel modules to the ramdisk"
   echo "	--callback=<...>	Run the specified arguments after the"
   echo "				kernel and modules have been compiled"
   echo "	--static		Build a static (monolithic kernel)."
@@ -65,39 +65,64 @@ longusage() {
   echo "				autodetect."
   echo "	--makeopts=<makeopts>	Make options such as -j2, etc..."
   echo "	--mountboot		Mount BOOTDIR automatically if mountable"
-  echo "	--no-mountboot		Don't mount BOOTDIR automatically"  
+  echo "	--no-mountboot		Don't mount BOOTDIR automatically"
   echo "	--bootdir=<dir>		Set the location of the boot-directory, default is /boot"
   echo "  Initialization"
-  echo "	--gensplash=<theme>	Enable framebuffer splash using <theme>"
-  echo "	--gensplash-res=<res>	Select splash theme resolutions to install"
-  echo "	--splash=<theme>	Enable framebuffer splash using <theme>"
-  echo "	--splash-res=<res>	Select splash theme resolutions to install"
+  echo "	--bootloader=grub	Add new kernel to GRUB configuration"
+  echo "	--dmraid		Include DMRAID support"
+  echo "	--iscsi			Include iSCSI support"
+  echo "	--luks			Include LUKS support"
+  echo "				--> 'emerge cryptsetup-luks' with USE=-dynamic"
+  echo "	--lvm			Include LVM support"
+  echo "	--mdadm			Copy /etc/mdadm.conf to initramfs"
+  echo "				(obsolete with Dracut; use --mdraid)"
+  echo "	--multipath		Include Multipath support"
+  echo "	--splash		Enable framebuffer splash (splashutils);"
+  echo "				set up in /etc/conf.d/splash"
+  echo "  Internal engine"
+  echo "	--all-ramdisk-modules	Copy all kernel modules to the ramdisk"
   echo "	--do-keymap-auto	Forces keymap selection at boot"
   echo "	--no-keymap		Disables keymap selection support"
+  echo "	--splash=<theme>	Enable framebuffer splash using <theme>"
+  echo "	--splash-res=<res>	Select splash theme resolutions to install"
   echo "	--evms			Include EVMS support"
   echo "				--> 'emerge evms' in the host operating system"
   echo "				first"
-  echo "	--evms2			Include EVMS support"
-  echo "				--> 'emerge evms' in the host operating system"
-  echo "				first"
-  echo "	--lvm			Include LVM support"
-  echo "	--lvm2			Include LVM support"
-  echo "	--mdadm			Copy /etc/mdadm.conf to initramfs"
-  echo "	--dmraid		Include DMRAID support"
-  echo "	--multipath		Include Multipath support"
-  echo "	--iscsi			Include iSCSI support"
   echo "	--slowusb		Enables extra pauses for slow USB CD boots"
-  echo "	--bootloader=grub	Add new kernel to GRUB configuration"
+  echo "	--no-busybox		Do not include busybox in the initramfs."
+  echo "	--unionfs		Include EXPERIMENTAL support for unionfs"
+  echo "	--netboot		Create a self-contained env in the initramfs"
+  echo "	--real-root=<foo>	Specify a default for real_root="
   echo "	--linuxrc=<file>	Specifies a user created linuxrc"
   echo "	--busybox-config=<file>	Specifies a user created busybox config"
   echo "	--disklabel		Include disk label and uuid support in your"
   echo "				ramdisk"
-  echo "	--luks			Include LUKS support"
-  echo "				--> 'emerge cryptsetup-luks' with USE=-dynamic"
-  echo "	--no-busybox    Do not include busybox in the initramfs."
-  echo "	--unionfs       Include support for unionfs"
-  echo "	--netboot       Create a self-contained env in the initramfs"
-  echo "	--real-root=<foo> Specify a default for real_root="
+  echo "  Dracut engine"
+  echo "	--no-dracut		Build system using old internal engine"
+  echo "				(will be removed in the future)"
+  echo "	--dracut-dir=<dir>	Directory of Dracut sources; if given Dracut"
+  echo "				is run in local mode (see description of '-l'"
+  echo "				in 'man 8 dracut'); script changes current"
+  echo "				directory to <dir>, so don't use relative"
+  echo "				paths then"
+  echo "	--auto			Rely on Dracut system check instead of"
+  echo "				specifying modules by hand"
+  echo "	--generic		Build generic initramfs instead of"
+  echo "				default hostonly.  Notice that generic => huge"
+  echo "	--mdraid		Include RAID support via mdadm"
+  echo "	--plymouth		Enable EXPERIMENTAL Plymouth splash; set up"
+  echo "				configuration in /etc/plymouth/plymouthd.conf"
+  echo "				requires >=plymouth-0.8.3 to be installed"
+  echo "	--gen2splash		Use old good Gentoo Splash (splashutils);"
+  echo "				set up in /etc/conf.d/splash"
+  echo "	--extra-modules=<modules list>"
+  echo "				Additional Dracut modules;"
+  echo "				see /usr/share/dracut/modules.d for possible"
+  echo "				values; separate modules by space, e.g.:"
+  echo "				--extra-modules=\"lvm crypt nfs\""
+  echo "	--extra-options=<options>"
+  echo "				Pass extra options to dracut;"
+  echo "				see 'man 8 dracut'"
   echo "  Internals"
   echo "	--arch-override=<arch>	Force to arch instead of autodetect"
   echo "	--cachedir=<dir>	Override the default cache location"
@@ -215,25 +240,6 @@ parse_cmdline() {
 			CMD_BOOTDIR=`parse_opt "$*"`
 			print_info 2 "CMD_BOOTDIR: ${CMD_BOOTDIR}"
 			;;
-		--do-keymap-auto)
-			CMD_DOKEYMAPAUTO=1
-			CMD_KEYMAP=1
-			print_info 2 "CMD_DOKEYMAPAUTO: ${CMD_DOKEYMAPAUTO}"
-			;;
-		--no-keymap)
-			CMD_KEYMAP=0
-			print_info 2 "CMD_KEYMAP: ${CMD_KEYMAP}"
-			;;
-		--evms)
-			CMD_EVMS=1
-			print_info 2 "CMD_EVMS: ${CMD_EVMS}"
-			;;
-		--evms2)
-			CMD_EVMS=1
-			print_info 2 "CMD_EVMS: ${CMD_EVMS}"
-			echo
-			print_warning 1 "Please use --evms, as --evms2 is deprecated."
-			;;
 		--lvm)
 			CMD_LVM=1
 			print_info 2 "CMD_LVM: ${CMD_LVM}"
@@ -245,28 +251,15 @@ parse_cmdline() {
 			print_warning 1 "Please use --lvm, as --lvm2 is deprecated."
 			;;
 		--mdadm)
-			CMD_MDADM=1
-			print_info 2 "CMD_MDADM: $CMD_MDADM"
-			;;
-		--no-busybox)
-			CMD_BUSYBOX=0
-			print_info 2 "CMD_BUSYBOX: ${CMD_BUSYBOX}"
-			;;
-		--unionfs)
-			CMD_UNIONFS=1
-			print_info 2 "CMD_UNIONFS: ${CMD_UNIONFS}"
-			;;
-		--netboot)
-			CMD_NETBOOT=1
-			print_info 2 "CMD_NETBOOT: ${CMD_NETBOOT}"
-			;;
-		--real-root=*)
-			CMD_REAL_ROOT=`parse_opt "$*"`
-			print_info 2 "CMD_REAL_ROOT: ${CMD_REAL_ROOT}"
-			;;
-		--slowusb)
-			CMD_SLOWUSB=1
-			print_info 2 "CMD_SLOWUSB: ${CMD_SLOWUSB}"
+			if ! [[ "${CMD_DRACUT}" = '0' ]] && ! [[ $* =~ --no-dracut ]]; then
+				CMD_MDRAID=1
+				print_info 2 "CMD_MDRAID: $CMD_MDRAID"
+				echo
+				print_warning 1 "Please use --mdraid, as --mdadm is obsolete."
+			else
+				CMD_MDADM=1
+				print_info 2 "CMD_MDADM: $CMD_MDADM"
+			fi
 			;;
 		--dmraid)
 			if [ ! -e /usr/include/libdevmapper.h ]
@@ -377,9 +370,17 @@ parse_cmdline() {
 			print_info 2 "SPLASH_THEME: ${SPLASH_THEME}"
 			;;
 		--splash)
-			CMD_SPLASH=1
-			SPLASH_THEME='default'
-			print_info 2 "CMD_SPLASH: ${CMD_SPLASH}"
+			if ! [[ "${CMD_DRACUT}" = '0' ]] && ! [[ $* =~ --no-dracut ]]; then
+				CMD_GEN2SPLASH=1
+				print_info 2 "CMD_GEN2SPLASH: ${CMD_GEN2SPLASH}"
+				echo
+				print_warning 1 "Please use --gen2splash, as --splash is obsolete."
+				print_warning 1 "Set up splash in /etc/conf.d/splash"
+			else
+				CMD_SPLASH=1
+				SPLASH_THEME='default'
+				print_info 2 "CMD_SPLASH: ${CMD_SPLASH}"
+			fi
 			;;
 		--no-splash)
 			CMD_SPLASH=0
@@ -407,10 +408,6 @@ parse_cmdline() {
 			CMD_NORAMDISKMODULES=1
 			print_info 2 "CMD_NORAMDISKMODULES: ${CMD_NORAMDISKMODULES}"
 			;;
-		--all-ramdisk-modules)
-			CMD_ALLRAMDISKMODULES=1
-			print_info 2 "CMD_ALLRAMDISKMODULES: ${CMD_ALLRAMDISKMODULES}"
-			;;
 		--callback=*)
 			CMD_CALLBACK=`parse_opt "$*"`
 			print_info 2 "CMD_CALLBACK: ${CMD_CALLBACK}/$*"
@@ -424,11 +421,11 @@ parse_cmdline() {
 			TEMP=${TMPDIR}/$RANDOM.$RANDOM.$RANDOM.$$
 			print_info 2 "TMPDIR: ${TMPDIR}"
 			print_info 2 "TEMP: ${TEMP}"
-			;; 
+			;;
 		--postclear)
 			CMD_POSTCLEAR=1
 			print_info 2 "CMD_POSTCLEAR: ${CMD_POSTCLEAR}"
-			;; 
+			;;
 		--arch-override=*)
 			CMD_ARCHOVERRIDE=`parse_opt "$*"`
 			print_info 2 "CMD_ARCHOVERRIDE: ${CMD_ARCHOVERRIDE}"
@@ -497,14 +494,6 @@ parse_cmdline() {
 			CMD_INITRAMFS_OVERLAY=`parse_opt "$*"`
 			print_info 2 "CMD_INITRAMFS_OVERLAY: ${CMD_INITRAMFS_OVERLAY}"
 			;;
-		--linuxrc=*)
-			CMD_LINUXRC=`parse_opt "$*"`
-			print_info 2 "CMD_LINUXRC: ${CMD_LINUXRC}"
-			;;
-		--busybox-config=*)
-			CMD_BUSYBOX_CONFIG=`parse_opt "$*"`
-			print_info 2 "CMD_BUSYBOX_CONFIG: ${CMD_BUSYBOX_CONFIG}"
-			;;
 		--genzimage)
 			KERNEL_MAKE_DIRECTIVE_2='zImage.initrd'
 			KERNEL_BINARY_2='arch/powerpc/boot/zImage.initrd'
@@ -512,13 +501,16 @@ parse_cmdline() {
 #			ENABLE_PEGASOS_HACKS="yes"
 #			print_info 2 "ENABLE_PEGASOS_HACKS: ${ENABLE_PEGASOS_HACKS}"
 			;;
-		--disklabel)
-			CMD_DISKLABEL=1
-			print_info 2 "CMD_DISKLABEL: ${CMD_DISKLABEL}"
-			;;
 		--luks)
-			CMD_LUKS=1
-			print_info 2 "CMD_LUKS: ${CMD_LUKS}"
+			if ! [[ "${CMD_DRACUT}" = '0' ]] && ! [[ $* =~ --no-dracut ]]; then
+				CMD_CRYPT=1
+				print_info 2 "CMD_CRYPT: ${CMD_CRYPT}"
+				echo
+				print_warning 1 "Please use --crypt, as --luks is obsolete."
+			else
+				CMD_LUKS=1
+				print_info 2 "CMD_LUKS: ${CMD_LUKS}"
+			fi
 			;;
 		--firmware)
 			CMD_FIRMWARE=1
@@ -541,6 +533,108 @@ parse_cmdline() {
 		--config=*)
 			print_info 2 "CMD_GK_CONFIG: `parse_opt "$*"`"
 			;;
+		--local)
+		;;
+
+		# Internal engine
+		--no-busybox)
+			CMD_BUSYBOX=0
+			print_info 2 "CMD_BUSYBOX: ${CMD_BUSYBOX}"
+			;;
+		--unionfs)
+			CMD_UNIONFS=1
+			print_info 2 "CMD_UNIONFS: ${CMD_UNIONFS}"
+			;;
+		--netboot)
+			CMD_NETBOOT=1
+			print_info 2 "CMD_NETBOOT: ${CMD_NETBOOT}"
+			;;
+		--real-root=*)
+			CMD_REAL_ROOT=`parse_opt "$*"`
+			print_info 2 "CMD_REAL_ROOT: ${CMD_REAL_ROOT}"
+			;;
+		--slowusb)
+			CMD_SLOWUSB=1
+			print_info 2 "CMD_SLOWUSB: ${CMD_SLOWUSB}"
+			;;
+		--do-keymap-auto)
+			CMD_DOKEYMAPAUTO=1
+			CMD_KEYMAP=1
+			print_info 2 "CMD_DOKEYMAPAUTO: ${CMD_DOKEYMAPAUTO}"
+			;;
+		--no-keymap)
+			CMD_KEYMAP=0
+			print_info 2 "CMD_KEYMAP: ${CMD_KEYMAP}"
+			;;
+		--evms)
+			CMD_EVMS=1
+			print_info 2 "CMD_EVMS: ${CMD_EVMS}"
+			;;
+		--evms2)
+			CMD_EVMS=1
+			print_info 2 "CMD_EVMS: ${CMD_EVMS}"
+			echo
+			print_warning 1 "Please use --evms, as --evms2 is deprecated."
+			;;
+		--disklabel)
+			CMD_DISKLABEL=1
+			print_info 2 "CMD_DISKLABEL: ${CMD_DISKLABEL}"
+			;;
+		--all-ramdisk-modules)
+			CMD_ALLRAMDISKMODULES=1
+			print_info 2 "CMD_ALLRAMDISKMODULES: ${CMD_ALLRAMDISKMODULES}"
+			;;
+		--linuxrc=*)
+			CMD_LINUXRC=`parse_opt "$*"`
+			print_info 2 "CMD_LINUXRC: ${CMD_LINUXRC}"
+			;;
+		--busybox-config=*)
+			CMD_BUSYBOX_CONFIG=`parse_opt "$*"`
+			print_info 2 "CMD_BUSYBOX_CONFIG: ${CMD_BUSYBOX_CONFIG}"
+			;;
+
+	   	# Dracut engine
+		--no-dracut)
+			CMD_DRACUT=0
+			print_info 2 "CMD_DRACUT: ${CMD_DRACUT}"
+			;;
+		--dracut-dir=*)
+			CMD_DRACUT_DIR=`parse_opt "$*"`
+			print_info 2 "CMD_DRACUT_DIR: ${CMD_DRACUT_DIR}"
+			;;
+		--auto)
+			CMD_AUTO=1
+			print_info 2 "CMD_AUTO: ${CMD_AUTO}"
+			;;
+		--generic)
+			CMD_GENERIC=1
+			print_info 2 "CMD_GENERIC: ${CMD_GENERIC}"
+			;;
+		--mdraid)
+			CMD_MDRAID=1
+			print_info 2 "CMD_MDRAID: ${CMD_MDRAID}"
+			;;
+		--crypt)
+			CMD_CRYPT=1
+			print_info 2 "CMD_CRYPT: ${CMD_CRYPT}"
+			;;
+		--plymouth)
+			CMD_PLYMOUTH=1
+			print_info 2 "CMD_PLYMOUTH: ${CMD_PLYMOUTH}"
+			;;
+		--gen2splash)
+			CMD_GEN2SPLASH=1
+			print_info 2 "CMD_GEN2SPLASH: ${CMD_GEN2SPLASH}"
+			;;
+		--extra-modules=*)
+			CMD_EXTRA_MODULES=`parse_opt "$*"`
+			print_info 2 "CMD_EXTRA_MODULES: ${CMD_EXTRA_MODULES}"
+			;;
+		--extra-options=*)
+			CMD_EXTRA_OPTIONS=`parse_opt "$*"`
+			print_info 2 "CMD_EXTRA_OPTIONS: ${CMD_EXTRA_OPTIONS}"
+			;;
+
 		all)
 			BUILD_KERNEL=1
 			BUILD_MODULES=1
diff --git a/gen_determineargs.sh b/gen_determineargs.sh
index d911f07..71c5534 100755
--- a/gen_determineargs.sh
+++ b/gen_determineargs.sh
@@ -97,7 +97,7 @@ determine_real_args() {
 	set_config_with_override 1 MOUNTBOOT            CMD_MOUNTBOOT
 	set_config_with_override 1 BUILD_STATIC         CMD_STATIC
 	set_config_with_override 1 SAVE_CONFIG          CMD_SAVE_CONFIG
- 	set_config_with_override 1 SYMLINK              CMD_SYMLINK
+	set_config_with_override 1 SYMLINK              CMD_SYMLINK
 	set_config_with_override 2 INSTALL_MOD_PATH     CMD_INSTALL_MOD_PATH
 	set_config_with_override 1 OLDCONFIG            CMD_OLDCONFIG
 	set_config_with_override 1 LVM                  CMD_LVM
@@ -120,6 +120,16 @@ determine_real_args() {
 	set_config_with_override 1 KEYMAP               CMD_KEYMAP               "yes"
 	set_config_with_override 1 DOKEYMAPAUTO         CMD_DOKEYMAPAUTO
 	set_config_with_override 2 BUSYBOX_CONFIG       CMD_BUSYBOX_CONFIG
+	set_config_with_override 1 AUTO                 CMD_AUTO
+	set_config_with_override 1 GENERIC              CMD_GENERIC
+	set_config_with_override 1 DRACUT               CMD_DRACUT               "yes"
+	set_config_with_override 2 DRACUT_DIR           CMD_DRACUT_DIR
+	set_config_with_override 1 MDRAID               CMD_MDRAID
+	set_config_with_override 1 CRYPT                CMD_CRYPT
+	set_config_with_override 1 PLYMOUTH             CMD_PLYMOUTH
+	set_config_with_override 1 GEN2SPLASH           CMD_GEN2SPLASH
+	set_config_with_override 2 EXTRA_MODULES        CMD_EXTRA_MODULES
+	set_config_with_override 2 EXTRA_OPTIONS        CMD_EXTRA_OPTIONS
 
 	BOOTDIR=`arch_replace "${BOOTDIR}"`
 	BOOTDIR=${BOOTDIR%/}    # Remove any trailing slash
@@ -133,7 +143,7 @@ determine_real_args() {
 	BLKID_BINCACHE=`cache_replace "${BLKID_BINCACHE}"`
 	FUSE_BINCACHE=`cache_replace "${FUSE_BINCACHE}"`
 	UNIONFS_FUSE_BINCACHE=`cache_replace "${UNIONFS_FUSE_BINCACHE}"`
-  
+
 	DEFAULT_KERNEL_CONFIG=`arch_replace "${DEFAULT_KERNEL_CONFIG}"`
 	BUSYBOX_CONFIG=`arch_replace "${BUSYBOX_CONFIG}"`
 	BUSYBOX_BINCACHE=`arch_replace "${BUSYBOX_BINCACHE}"`
diff --git a/gen_dracut.sh b/gen_dracut.sh
new file mode 100755
index 0000000..0255aa2
--- /dev/null
+++ b/gen_dracut.sh
@@ -0,0 +1,87 @@
+#!/bin/bash
+# $Id$
+
+BASIC_MODULES=dash\ i18n\ kernel-modules\ resume\ rootfs-block\ terminfo
+BASIC_MODULES+=\ udev-rules\ uswsusp\ base
+MODULES=lvm\ dmraid\ iscsi\ mdraid\ crypt\ multipath\ plymouth\ gen2splash
+
+dracut_modules() {
+	local a=()
+
+	isTrue "${PLYMOUTH}" && isTrue "${GEN2SPLASH}" && gen_die 'Gentoo Splash and Plymouth selected!  You cannot choose both splash engines.'
+	isTrue "${EVMS}" && gen_die 'EVMS is no longer supported.  If you *really* need it, file a bug report and we bring it back to life.'
+	isTrue "${UNIONFS}" && gen_die 'UnionFS not yet supported.'
+
+	for var in ${MODULES}
+	do
+		var="${var^^}"
+		isTrue "${!var}" && a+=(${var,,})
+	done
+
+	a+=(${EXTRA_MODULES})
+
+	if ! isTrue "${AUTO}"
+	then
+		local basic
+		isTrue "${NORAMDISKMODULES}" &&
+				basic="${BASIC_MODULES/ kernel-modules / }" \
+				|| basic="${BASIC_MODULES}"
+		echo -n "-m '${basic}'"
+	fi
+
+	[[ ${a[*]} ]] && echo -n " -a '${a[*]}'"
+}
+
+create_initramfs() {
+	local tmprd="${TMPDIR}/initramfs-${KV}" opts='-f' add_files=()
+
+	print_info 1 'initramfs: >> Initializing Dracut...'
+
+	if isTrue "${GENERIC}"
+	then
+		print_info 1 '           >> Will build generic (read: huge) initramfs'
+	else
+		opts+=\ -H
+	fi
+
+	if isTrue "${NORAMDISKMODULES}"
+	then
+		print_info 1 '           >> Not copying kernel modules and firmware...'
+		opts+=\ --no-kernel
+	else
+		isTrue "${FIRMWARE}" && opts+=" --fwdir ${FIRMWARE_DIR}"
+		[[ ${FIRMWARE_FILES} ]] && add_files+=(${FIRMWARE_FILES})
+	fi
+
+	[[ ${DRACUT_DIR} ]] && opts="-l ${opts}"
+	[[ ${INITRAMFS_OVERLAY} ]] && opts+=" ${INITRAMFS_OVERLAY} /"
+	[[ ${add_files[*]} ]] && opts+=" -I '${add_files[*]}'"
+	opts+=" ${EXTRA_OPTIONS}"
+	opts+=" $(dracut_modules)"
+
+	print_info 1 "           >> dracut ${opts} '${tmprd}' '${KV}'"
+	if [[ ${DRACUT_DIR} ]]; then
+		cd "${DRACUT_DIR}"
+		eval ./dracut ${opts} -v \'${tmprd}\' \'${KV}\'
+		cd - >/dev/null
+	else
+		eval dracut ${opts} \'${tmprd}\' \'${KV}\'
+	fi
+
+	if isTrue "${INTEGRATED_INITRAMFS}"
+	then
+		mv ${tmprd} ${tmprd}.cpio.gz
+		sed -i '/^.*CONFIG_INITRAMFS_SOURCE=.*$/d' ${KERNEL_DIR}/.config
+		echo -e "CONFIG_INITRAMFS_SOURCE=\"${tmprd}.cpio.gz\"\nCONFIG_INITRAMFS_ROOT_UID=0\nCONFIG_INITRAMFS_ROOT_GID=0" \
+				>> ${KERNEL_DIR}/.config
+	fi
+
+	if ! isTrue "${CMD_NOINSTALL}"
+	then
+		if ! isTrue "${INTEGRATED_INITRAMFS}"
+		then
+			copy_image_with_preserve initramfs "${tmprd}" \
+				"initramfs-${KNAME}-${ARCH}-${KV}"
+		fi
+	fi
+}
diff --git a/genkernel b/genkernel
index 23cb667..f4d0b5b 100755
--- a/genkernel
+++ b/genkernel
@@ -23,6 +23,10 @@ parse_opt() {
 	esac
 }
 
+case "$*" in
+	*--local*) GK_LOCAL_MODE=1 ;;
+esac
+
 # We don't know where our config is, so we check for it, and default to using
 # /etc/genkernel.conf if nobody has specified one.
 case "$*" in
@@ -32,7 +36,9 @@ case "$*" in
 esac
 
 # Pull in our configuration
+[ "${GK_LOCAL_MODE}" = 1 ] && CMD_GK_CONFIG=./genkernel.conf
 source ${CMD_GK_CONFIG:-/etc/genkernel.conf} || small_die "Could not read /etc/genkernel.conf"
+[ "${GK_LOCAL_MODE}" = 1 ] && GK_SHARE=.
 
 # Start sourcing other scripts
 source ${GK_SHARE}/gen_funcs.sh || small_die "Could not read ${GK_SHARE}/gen_funcs.sh"
@@ -41,7 +47,12 @@ source ${GK_SHARE}/gen_arch.sh || gen_die "Could not read ${GK_SHARE}/gen_arch.s
 source ${GK_SHARE}/gen_determineargs.sh || gen_die "Could not read ${GK_SHARE}/gen_determineargs.sh"
 source ${GK_SHARE}/gen_compile.sh || gen_die "Could not read ${GK_SHARE}/gen_compile.sh"
 source ${GK_SHARE}/gen_configkernel.sh || gen_die "Could not read ${GK_SHARE}/gen_configkernel.sh"
-source ${GK_SHARE}/gen_initramfs.sh || gen_die "Could not read ${GK_SHARE}/gen_initramfs.sh"
+if isTrue "${DRACUT}"
+then
+	source ${GK_SHARE}/gen_initramfs.sh || gen_die "Could not read ${GK_SHARE}/gen_initramfs.sh"
+else
+	source ${GK_SHARE}/gen_dracut.sh || gen_die "Could not read ${GK_SHARE}/gen_dracut.sh"
+fi
 source ${GK_SHARE}/gen_moddeps.sh || gen_die "Could not read ${GK_SHARE}/gen_moddeps.sh"
 source ${GK_SHARE}/gen_package.sh || gen_die "Could not read ${GK_SHARE}/gen_package.sh"
 source ${GK_SHARE}/gen_bootloader.sh || gen_die "Could not read ${GK_SHARE}/gen_bootloader.sh"
@@ -94,7 +105,8 @@ fi
 
 clear_log
 NORMAL=${GOOD} print_info 1 "Gentoo Linux Genkernel; Version ${GK_V}${NORMAL}"
-print_info 1 "Running with options: ${Options}"
+[ "${GK_LOCAL_MODE}" = 1 ] && localmsg=' in local mode'
+print_info 1 "Running${localmsg} with options: ${Options}"
 echo
 
 # Set ${ARCH}
@@ -122,9 +134,11 @@ set_kernel_arch
 
 [ ! -f "${TEMP}" ] && mkdir -p "${TEMP}"
 
-setup_cache_dir
-
-check_distfiles
+if ! isTrue "${DRACUT}"
+then
+	setup_cache_dir
+	check_distfiles
+fi
 
 dump_debugcache
 
@@ -279,17 +293,20 @@ fi
 
 if [ "${BUILD_RAMDISK}" -eq '1' ]
 then
-	[ "${DISKLABEL}" -eq '1' ] && compile_e2fsprogs
-
-	if [ "${BUSYBOX}" -eq '1' ]
+	if ! isTrue "${DRACUT}"
 	then
-		# Compile Busybox
-		compile_busybox
-	fi
+		[ "${DISKLABEL}" -eq '1' ] && compile_e2fsprogs
 
-	if isTrue "${UNIONFS}"
-	then
-		compile_unionfs_fuse
+		if [ "${BUSYBOX}" -eq '1' ]
+		then
+			# Compile Busybox
+			compile_busybox
+		fi
+
+		if isTrue "${UNIONFS}"
+		then
+			compile_unionfs_fuse
+		fi
 	fi
 
 	# Compile initramfs
diff --git a/genkernel.conf b/genkernel.conf
index a71ce69..949474c 100644
--- a/genkernel.conf
+++ b/genkernel.conf
@@ -53,17 +53,9 @@ USECOLOR="yes"
 # compile static LVM binaries if static ones do not exist.
 # LVM="no"
 
-# Add in EVMS support from static binaries if they exist on the system: you
-# should run "emerge evms" first.
-# EVMS="no"
-
 # Add DMRAID support.
 # DMRAID="no"
 
-# Include (or suppresses the inclusion of) busybox in the initrd or initramfs.
-# If included, busybox is rebuilt if the cached copy is out of date.
-# BUSYBOX="yes"
-
 # Copy /etc/mdadm.conf to initramfs.
 # MDADM="no"
 
@@ -80,11 +72,29 @@ USECOLOR="yes"
 # Specify specific firmware files to include. This overrides FIRMWARE_DIR
 # FIRMWARE_FILES=""
 
+# Add new kernel to grub?
+# BOOTLOADER="grub"
+
+# ==============Internal engine===============
+#
 # Enable disklabel support (copies blkid to initrd)
 DISKLABEL="yes"
 
-# Add new kernel to grub?
-# BOOTLOADER="grub"
+# Include (or suppresses the inclusion of) busybox in the initrd or initramfs.
+# If included, busybox is rebuilt if the cached copy is out of date.
+# BUSYBOX="yes"
+
+# Add in EVMS support from static binaries if they exist on the system: you
+# should run "emerge evms" first.
+# EVMS="no"
+
+# ===============Dracut engine================
+
+# Build system using Dracut [yes] or old internal engine [no]. "yes" is default.
+# DRACUT="yes"
+
+# Include RAID support via mdadm
+# MDRAID="no"
 
 # =========Low Level Compile Settings=========
 #