Add DMRAID support (thanks rocket!); fix AMD64 udev issues (#65985).

git-svn-id: svn+ssh://svn.gentoo.org/var/svnroot/genkernel/trunk@168 67a159dc-881f-0410-a524-ba9dfbe2cb84

gen_cmdline.sh

@@ -66,6 +66,7 @@ longusage() {
   echo "	--evms2			Include EVMS2 support"
   echo "				 --> 'emerge evms' in the host operating system first"
   echo "	--lvm2			Include LVM2 support"
+  echo "	--dmraid		Include DMRAID support"
   echo "	--bootloader=grub	Add new kernel to GRUB configuration"
   echo "	--linuxrc=<file>	Specifies a user created linuxrc"
   echo "  Internals"
@@ -159,6 +160,10 @@ parse_cmdline() {
 		      CMD_LVM2=1
 		      print_info 2 'CMD_LVM2: 1'
 	      ;;
+	      --dmraid)
+		      CMD_DMRAID=1
+		      print_info 2 'CMD_DMRAID: 1'
+	      ;;
 	      --bootloader=*)
 		      CMD_BOOTLOADER=`parse_opt "$*"`
 		      print_info 2 "CMD_BOOTLOADER: $CMD_BOOTLOADER"

gen_compile.sh

@@ -317,6 +317,47 @@ compile_lvm2() {
 	fi
 }
 
+compile_dmraid() {
+	compile_device_mapper
+	if [ ! -f "${DMRAID_BINCACHE}" ]
+	then
+		[ -f "${DMRAID_SRCTAR}" ] ||
+			gen_die "Could not find DMRAID source tarball: ${DMRAID_SRCTAR}! Please place it there, or place another version, changing /etc/genkernel.conf as necessary!"
+		cd "${TEMP}"
+		rm -rf ${DMRAID_DIR} > /dev/null
+		tar -jxpf ${DMRAID_SRCTAR} ||
+			gen_die 'Could not extract DMRAID source tarball!'
+		[ -d "${DMRAID_DIR}" ] ||
+			gen_die 'DMRAID directory ${DMRAID_DIR} is invalid!'
+		rm -rf "${TEMP}/device-mapper" > /dev/null
+		tar -jxpf "${DEVICE_MAPPER_BINCACHE}" -C "${TEMP}" ||
+			gen_die "Could not extract device-mapper binary cache!";
+		
+		cd "${DMRAID_DIR}"
+		print_info 1 'dmraid: >> Configuring...'
+		
+			LDFLAGS="-L${TEMP}/device-mapper/lib" \
+			CFLAGS="-I${TEMP}/device-mapper/include" \
+			CPPFLAGS="-I${TEMP}/device-mapper/include" \
+			./configure --enable-static_link --prefix=${TEMP}/dmraid >> ${DEBUGFILE} 2>&1 ||
+				gen_die 'Configure of dmraid failed!'
+		mkdir "${TEMP}/dmraid"
+		print_info 1 'dmraid: >> Compiling...'
+			compile_generic '' utils
+			#compile_generic 'install' utils
+			mkdir ${TEMP}/dmraid/sbin
+			install -m 0755 -s tools/dmraid "${TEMP}/dmraid/sbin/dmraid"
+		print_info 1 '      >> Copying to bincache...'
+		cd "${TEMP}/dmraid"
+		tar -cjf "${DMRAID_BINCACHE}" sbin/dmraid ||
+			gen_die 'Could not create binary cache'
+
+		cd "${TEMP}"
+		rm -rf "${TEMP}/device-mapper" > /dev/null
+		rm -rf "${DMRAID_DIR}" dmraid
+	fi
+}
+
 compile_modutils() {
 	# I've disabled dietlibc support for the time being since the
 	# version we use misses a few needed system calls.

gen_determineargs.sh

@@ -94,6 +94,7 @@ determine_real_args() {
 	UDEV_BINCACHE=`cache_replace "${UDEV_BINCACHE}"`
 	DEVICE_MAPPER_BINCACHE=`cache_replace "${DEVICE_MAPPER_BINCACHE}"`
 	LVM2_BINCACHE=`cache_replace "${LVM2_BINCACHE}"`
+	DMRAID_BINCACHE=`cache_replace "${DMRAID_BINCACHE}"`
   
 	DEFAULT_KERNEL_CONFIG=`arch_replace "${DEFAULT_KERNEL_CONFIG}"`
 	BUSYBOX_CONFIG=`arch_replace "${BUSYBOX_CONFIG}"`
@@ -107,6 +108,7 @@ determine_real_args() {
 	UDEV_BINCACHE=`arch_replace "${UDEV_BINCACHE}"`
 	DEVICE_MAPPER_BINCACHE=`arch_replace "${DEVICE_MAPPER_BINCACHE}"`
 	LVM2_BINCACHE=`arch_replace "${LVM2_BINCACHE}"`
+	DMRAID_BINCACHE=`arch_replace "${DMRAID_BINCACHE}"`
 	
 	if [ "${CMD_BOOTSPLASH}" != '' ]
 	then
@@ -222,4 +224,11 @@ determine_real_args() {
 	else
 		LVM2=0
 	fi
+	
+	if isTrue "${CMD_DMRAID}"
+	then
+		DMRAID=1
+	else
+		DMRAID=0
+	fi
 }

gen_initrd.sh

@@ -37,6 +37,7 @@ create_base_initrd_sys() {
 	mkdir -p ${TEMP}/initrd-temp/temp
 	mkdir -p ${TEMP}/initrd-temp/sys
 	mkdir -p ${TEMP}/initrd-temp/.initrd
+	mkdir -p ${TEMP}/initrd-temp/var/lock/dmraid
 	ln -s bin ${TEMP}/initrd-temp/sbin
 	ln -s ../bin ${TEMP}/initrd-temp/usr/bin
 	ln -s ../bin ${TEMP}/initrd-temp/usr/sbin
@@ -92,6 +93,14 @@ create_base_initrd_sys() {
 #	bunzip2 "${TEMP}/initrd-temp/etc/devfsd.conf.bz2" ||
 #		gen_die "could not uncompress devfsd.conf"
 
+	# DMRAID 
+	if [ "${DMRAID}" = '1' ]
+	then
+		print_info 1 'DMRAID: Adding support (compiling binaries)...'
+		compile_dmraid
+		tar -jxpf "${DMRAID_BINCACHE}" -C "${TEMP}/initrd-temp" ||
+			gen_die "Could not extract dmraid binary cache!";
+	fi
 	# LVM2
 	if [ "${LVM2}" = '1' ]
 	then
@@ -294,7 +303,6 @@ create_initrd() {
 	INITRD_CALC_SIZE=`calc_initrd_size`
 	INITRD_SIZE=`expr ${INITRD_CALC_SIZE} + 100`
 	print_info 1 "        :: Size is at ${INITRD_SIZE}K"
-
 	print_info 1 "        >> Creating loopback filesystem..."
 	create_initrd_loop ${INITRD_SIZE}
 

generic/linuxrc

@@ -10,6 +10,7 @@ USE_DEVFS_NORMAL=1
 USE_UDEV_NORMAL=2
 USE_EVMS_NORMAL=1
 USE_LVM2_NORMAL=1
+USE_DMRAID_NORMAL=1
 
 if [ "$$" != '1' ]
 then
@@ -51,6 +52,9 @@ do
 		nolvm2)
 			USE_LVM2_NORMAL=0
 		;;
+		nodmraid)
+			USE_DMRAID_NORMAL=0
+		;;
 		noevms)
 			USE_EVMS_NORMAL=0
 		;;
@@ -254,6 +258,12 @@ then
 	devfsd /dev -np
 fi
 
+if [ -e '/sbin/dmraid' -a "${USE_DMRAID_NORMAL}" -eq '1' ]
+then
+    echo -e "${GOOD}>>${NORMAL}${BOLD} Activating device-mapper raid array(s)...${NORMAL}"
+    /sbin/dmraid -ay
+fi
+
 if [ "${DO_lvm2}" -a "${USE_LVM2_NORMAL}" -eq '1' ]
 then
 	if [ -e '/sbin/vgscan' -a -e '/sbin/vgchange' ]

genkernel.conf

@@ -104,3 +104,8 @@ LVM2_VER="2.00.25"
 LVM2_DIR="LVM2.${LVM2_VER}"
 LVM2_SRCTAR="${GK_SHARE}/pkg/LVM2.${LVM2_VER}.tgz"
 LVM2_BINCACHE="%%CACHE%%/LVM2.${LVM2_VER}-%%ARCH%%.tar.bz2"
+
+DMRAID_VER="1.0.0-rc5f"
+DMRAID_DIR="dmraid/${DMRAID_VER}"
+DMRAID_SRCTAR="${GK_SHARE}/pkg/dmraid-${DMRAID_VER}.tar.bz2"
+DMRAID_BINCACHE="%%CACHE%%/dmraid-${DMRAID_VER}-%%ARCH%%.tar.bz2"