X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=scripts%2Flive;h=0e9b0aa9f34e2dc9fab34e011064f403641ce1d2;hb=fb986329e0ee3dedc5873f22a40dfc8a0f7a4207;hp=7ee3e7f39098eb77e7f5c0b75b1d070bf8310019;hpb=0c67a1658fb611128ba09cc06d7c3d186ce8cc6c;p=live-boot-grml.git

diff --git a/scripts/live b/scripts/live
index 7ee3e7f..0e9b0aa 100755
--- a/scripts/live
+++ b/scripts/live
@@ -51,14 +51,11 @@ Arguments ()
 		case "${ARGUMENT}" in
 			skipconfig)
 				NOACCESSIBILITY="Yes"
-				NOAUTOLOGIN="Yes"
-				NOCONSOLEKEYBOARD="Yes"
 				NOFASTBOOT="Yes"
 				NOFSTAB="Yes"
 				NONETWORKING="Yes"
-				NOXAUTOCONFIG="Yes"
 
-				export NOACCESSIBILITY NOAUTOLOGIN NOCONSOLEKEYBOARD NOFASTBOOT NOFSTAB NONETWORKING NOXAUTOCONFIG
+				export NOACCESSIBILITY NOFASTBOOT NOFSTAB NONETWORKING
 				;;
 
 			access=*)
@@ -71,6 +68,10 @@ Arguments ()
 				export DEFCONSOLE
 				;;
 
+			BOOTIF=*)
+				BOOTIF="${x#BOOTIF=}"
+				;;
+
 			debug)
 				DEBUG="Yes"
 				export DEBUG
@@ -91,12 +92,8 @@ Arguments ()
 
 			ethdevice=*)
 				DEVICE="${ARGUMENT#ethdevice=}"
-				export DEVICE
-				;;
-
-			ethdevice=*)
-				ETHDEVICE="${ARGUMENT#ethdevice=}"
-				export ETHDEVICE
+				ETHDEVICE="${DEVICE}"
+				export DEVICE ETHDEVICE
 				;;
 
 			ethdevice-timeout=*)
@@ -122,6 +119,19 @@ Arguments ()
 			httpfs=*)
 				HTTPFS="${ARGUMENT#httpfs=}"
 				export HTTPFS
+                                ;;
+
+			iscsi=*)
+				ISCSI="${ARGUMENT#iscsi=}"
+				#ip:port - separated by ;
+				ISCSI_PORTAL="${ISCSI%;*}"
+				if echo "${ISCSI_PORTAL}" | grep -q , ; then
+					ISCSI_SERVER="${ISCSI_PORTAL%,*}"
+					ISCSI_PORT="${ISCSI_PORTAL#*,}"
+				fi
+				#target name
+				ISCSI_TARGET="${ISCSI#*;}"
+				export ISCSI ISCSI_PORTAL ISCSI_TARGET ISCSI_SERVER ISCSI_PORT
 				;;
 
 			isofrom=*|fromiso=*)
@@ -205,11 +215,6 @@ Arguments ()
 				export NOACCESSIBILITY
 				;;
 
-			noautologin)
-				NOAUTOLOGIN="Yes"
-				export NOAUTOLOGIN
-				;;
-
 			nofastboot)
 				NOFASTBOOT="Yes"
 				export NOFASTBOOT
@@ -230,11 +235,6 @@ Arguments ()
 				export SWAPON
 				;;
 
-			noxautoconfig)
-				NOXAUTOCONFIG="Yes"
-				export NOXAUTOCONFIG
-				;;
-
 			persistent)
 				PERSISTENT="Yes"
 				export PERSISTENT
@@ -338,21 +338,6 @@ Arguments ()
 				UNIONTYPE="${ARGUMENT#union=}"
 				export UNIONTYPE
 				;;
-
-			xdebconf)
-				XDEBCONF="Yes"
-				export XDEBCONF
-				;;
-
-			xdriver=*)
-			        XDRIVER="${ARGUMENT#xdriver=}"
-				export XDRIVER
-				;;
-
-			xvideomode=*)
-				XVIDEOMODE="${ARGUMENT#xvideomode=}"
-				export XVIDEOMODE
-				;;
 		esac
 	done
 
@@ -589,17 +574,68 @@ copy_live_to ()
 	return 0
 }
 
-do_netmount ()
+do_netsetup ()
 {
 	modprobe -q af_packet # For DHCP
 
 	udevadm trigger
 	udevadm settle
 
+	[ -n "$ETHDEV_TIMEOUT" ] || ETHDEV_TIMEOUT=15
+	echo "Using timeout of $ETHDEV_TIMEOUT seconds for network configuration."
+
 	if [ -z "${NETBOOT}" ] && [ -z "${FETCH}" ] && \
 	   [ -z "${HTTPFS}" ] && [ -z "${FTPFS}" ]
 	then
 
+
+	# support for Syslinux IPAPPEND parameter
+	# it sets the BOOTIF variable on the kernel parameter
+
+	if [ -n "${BOOTIF}" ]
+	then
+		# pxelinux sets BOOTIF to a value based on the mac address of the
+		# network card used to PXE boot, so use this value for DEVICE rather
+		# than a hard-coded device name from initramfs.conf. this facilitates
+		# network booting when machines may have multiple network cards.
+		# pxelinux sets BOOTIF to 01-$mac_address
+
+		# strip off the leading "01-", which isn't part of the mac
+		# address
+		temp_mac=${BOOTIF#*-}
+
+		# convert to typical mac address format by replacing "-" with ":"
+		bootif_mac=""
+		IFS='-'
+		for x in $temp_mac
+		do
+			if [ -z "$bootif_mac" ]
+			then
+				bootif_mac="$x"
+			else
+				bootif_mac="$bootif_mac:$x"
+			fi
+		done
+		unset IFS
+
+		# look for devices with matching mac address, and set DEVICE to
+		# appropriate value if match is found.
+
+		for device in /sys/class/net/*
+		do
+			if [ -f "$device/address" ]
+			then
+				current_mac=$(cat "$device/address")
+
+				if [ "$bootif_mac" = "$current_mac" ]
+				then
+					DEVICE=${device##*/}
+					break
+				fi
+			fi
+		done
+	fi
+
 	# if ethdevice was not specified on the kernel command line
 	# make sure we try to get a working network configuration
 	# for *every* present network device (except for loopback of course)
@@ -618,9 +654,6 @@ do_netmount ()
 		devlist="$devlist $device"
 	done
 
-	[ -n "$ETHDEV_TIMEOUT" ] || ETHDEV_TIMEOUT=15
-	echo "Using timeout of $ETHDEV_TIMEOUT seconds for network configuration."
-
 	# this is tricky (and ugly) because ipconfig sometimes just hangs/runs into
 	# an endless loop; iff execution fails give it two further tries, that's
 	# why we use '$devlist $devlist $devlist' for the other for loop
@@ -644,24 +677,59 @@ do_netmount ()
 	done
 
 	else
-	ipconfig ${DEVICE} | tee /netboot.config
+		for interface in ${DEVICE}; do
+			ipconfig -t "$ETHDEV_TIMEOUT" ${interface} | tee /netboot-${interface}.config
+			[ -e /tmp/net-${interface}.conf ] && . /tmp/net-${interface}.conf
+			if [ "$IPV4ADDR" != "0.0.0.0" ]
+			then
+				break
+			fi
+		done
 	fi
 
-	# source relevant ipconfig output
-	OLDHOSTNAME=${HOSTNAME}
-	. /tmp/net-${DEVICE}.conf
-	[ -z ${HOSTNAME} ] && HOSTNAME=${OLDHOSTNAME}
-	export HOSTNAME
-
-	# Check if we have a network device at all
-	if ! ls /sys/class/net/"$DEVICE" > /dev/null 2>&1 && \
-	   ! ls /sys/class/net/eth0 > /dev/null 2>&1 && \
-	   ! ls /sys/class/net/wlan0 > /dev/null 2>&1 && \
-	   ! ls /sys/class/net/ath0 > /dev/null 2>&1 && \
-	   ! ls /sys/class/net/ra0 > /dev/null 2>&1
-	then
-		panic "No supported network device found, maybe a non-mainline driver is required."
-	fi
+	for interface in ${DEVICE}; do
+		# source relevant ipconfig output
+		OLDHOSTNAME=${HOSTNAME}
+		[ -e /tmp/net-${interface}.conf ] && . /tmp/net-${interface}.conf
+		[ -z ${HOSTNAME} ] && HOSTNAME=${OLDHOSTNAME}
+		export HOSTNAME
+
+		if [ -n "${interface}" ]
+		then
+			HWADDR="$(cat /sys/class/net/${interface}/address)"
+		fi
+
+		if [ ! -e "/etc/resolv.conf" ]
+		then
+			echo "Creating /etc/resolv.conf"
+
+			if [ -n "${DNSDOMAIN}" ]
+			then
+				echo "domain ${DNSDOMAIN}" > /etc/resolv.conf
+				echo "search ${DNSDOMAIN}" > /etc/resolv.conf
+			fi
+
+			for i in ${IPV4DNS0} ${IPV4DNS1} ${IPV4DNS1}
+			do
+				echo "nameserver $i" >> /etc/resolv.conf
+			done
+		fi
+
+		# Check if we have a network device at all
+		if ! ls /sys/class/net/"$interface" > /dev/null 2>&1 && \
+		   ! ls /sys/class/net/eth0 > /dev/null 2>&1 && \
+		   ! ls /sys/class/net/wlan0 > /dev/null 2>&1 && \
+		   ! ls /sys/class/net/ath0 > /dev/null 2>&1 && \
+		   ! ls /sys/class/net/ra0 > /dev/null 2>&1
+		then
+			panic "No supported network device found, maybe a non-mainline driver is required."
+		fi
+	done
+}
+
+do_netmount()
+{
+	do_netsetup
 
 	if [ "${NFSROOT}" = "auto" ]
 	then
@@ -697,6 +765,54 @@ do_netmount ()
 	return ${rc}
 }
 
+do_iscsi()
+{
+	do_netsetup
+	#modprobe ib_iser
+	modprobe iscsi_tcp
+	local debugopt=""
+	[ "${DEBUG}" == "Yes" ] && debugopt="-d 8"
+	#FIXME this name is supposed to be unique - some date + ifconfig hash?
+	ISCSI_INITIATORNAME="iqn.1993-08.org.debian.live:01:$(echo "${HWADDR}" | sed -e s/://g)"
+        export ISCSI_INITIATORNAME
+	if [ -n "${ISCSI_SERVER}" ] ; then
+		iscsistart $debugopt -i "${ISCSI_INITIATORNAME}" -t "${ISCSI_TARGET}" -g 1 -a "${ISCSI_SERVER}" -p "${ISCSI_PORT}"
+	else
+		iscsistart $debugopt -i "${ISCSI_INITIATORNAME}" -t "${ISCSI_TARGET}" -g 1 -a "${ISCSI_PORTAL}" -p 3260
+	fi
+	if [ $? != 0 ]
+	then
+		panic "Failed to log into iscsi target"
+	fi
+	local host="$(ls -d /sys/class/scsi_host/host*/device/iscsi_host:host* \
+			    /sys/class/scsi_host/host*/device/iscsi_host/host* | sed -e 's:/device.*::' -e 's:.*host::')"
+	if [ -n "${host}" ]
+	then
+		local devices=""
+		local i=0
+		while [ -z "${devices}" -a $i -lt 60 ]
+		do
+			sleep 1
+			devices="$(ls -d /sys/class/scsi_device/${host}*/device/block:* \
+					 /sys/class/scsi_device/${host}*/device/block/* | sed -e 's!.*[:/]!!')"
+			i=$(expr $i + 1)
+			echo -ne $i\\r
+		done
+		for dev in $devices
+		do
+			if check_dev "null" "/dev/$dev"
+			then
+				NETBOOT="iscsi"
+				export NETBOOT
+				return 0;
+			fi
+		done
+		panic "Failed to locate a live device on iSCSI devices (tried: $devices)."
+	else
+		panic "Failed to locate iSCSI host in /sys"
+	fi
+}
+
 do_httpmount ()
 {
 	rc=1
@@ -746,7 +862,7 @@ do_httpmount ()
 						fi
 						modprobe fuse
 						$FUSE_MOUNT "${url}" "${dest}"
-						FUSE_PID="$(minips h -C "$FUSE_MOUNT" | { read x y ; echo "$x" ; } )"
+						ROOT_PID="$(minips h -C "$FUSE_MOUNT" | { read x y ; echo "$x" ; } )"
 					fi
 					[ ${?} -eq 0 ] && rc=0
 					[ "${extension}" = "tgz" ] && live_dest="ram"
@@ -777,9 +893,6 @@ do_httpmount ()
 	elif [ "${webfile}"  != "FETCH" ] ; then
 		NETBOOT="${webfile}"
 		export NETBOOT
-		if [ -n "${FUSE_PID}" ] ; then
-			echo "${FUSE_PID}" > ${mountpoint}/root.pid
-		fi
 	fi
 
 	return ${rc}
@@ -921,19 +1034,20 @@ try_snap ()
 		snapback="$(echo ${snapdata} | cut -f2 -d ' ')"
 		snapfile="$(echo ${snapdata} | cut -f3 -d ' ')"
 
-		RES=""
 		if ! try_mount "${snapdev}" "${snapback}" "ro"
 		then
 			break
 		fi
 
+		RES="0"
+
 		if echo "${snapfile}" | grep -qs '\(squashfs\|ext2\|ext3\|ext4\|jffs2\)'
 		then
 			# squashfs, jffs2 or ext2/ext3/ext4 snapshot
 			dev=$(get_backing_device "${snapback}/${snapfile}")
 
 			do_snap_copy "${dev}" "${snap_mount}" "${snap_type}"
-			RES=$?
+			RES="$?"
 		else
 			# cpio.gz snapshot
 
@@ -949,9 +1063,12 @@ try_snap ()
 				cpioargs='--unconditional --make-directories'
 			fi
 
-			if ! (cd "${snap_mount}" && zcat "${snapback}/${snapfile}" | cpio $cpioargs --extract --preserve-modification-time --no-absolute-filenames --sparse 2>/dev/null)
+			cd "${snap_mount}" && zcat "${snapback}/${snapfile}" | $cpiopath $cpioargs --extract --preserve-modification-time --no-absolute-filenames --sparse 2>/dev/null
+			RES="$?"
+
+			if [ "${RES}" != "0" ]
 			then
-				log_warning_msg "failure to \"zcat ${snapback}/${snapfile} | cpio $cpioargs --extract --preserve-modification-time --no-absolute-filenames --sparse\""
+				log_warning_msg "failure to \"zcat ${snapback}/${snapfile} | $cpiopath $cpioargs --extract --preserve-modification-time --no-absolute-filenames --sparse\""
 			fi
 		fi
 
@@ -1552,6 +1669,7 @@ find_livefs ()
 				fi
 			done
 		elif [ "${fstype}" = "squashfs" -o \
+			"${fstype}" = "btrfs" -o \
 			"${fstype}" = "ext2" -o \
 			"${fstype}" = "ext3" -o \
 			"${fstype}" = "ext4" -o \
@@ -1653,11 +1771,28 @@ mountroot ()
 			panic "Unable to find a live file system on the network"
 		fi
 	else
-		if [ -n "${PLAIN_ROOT}" ] && [ -n "${ROOT}" ]
+		if [ -n "${ISCSI_PORTAL}" ]
+		then
+			do_iscsi && livefs_root="${mountpoint}"
+		elif [ -n "${PLAIN_ROOT}" ] && [ -n "${ROOT}" ]
 		then
 			# Do a local boot from hd
 			livefs_root=${ROOT}
 		else
+			if [ -x /usr/bin/memdiskfind ]
+			then
+				MEMDISK=$(/usr/bin/memdiskfind)
+
+				if [ $? -eq 0 ]
+				then
+					# We found a memdisk, set up phram
+					modprobe phram phram=memdisk,${MEMDISK}
+
+					# Load mtdblock, the memdisk will be /dev/mtdblock0
+					modprobe mtdblock
+				fi
+			fi
+
 			# Scan local devices for the image
 			i=0
 			while [ "$i" -lt 60 ]
@@ -1718,6 +1853,11 @@ mountroot ()
 		mount_images_in_directory "${livefs_root}" "${rootmnt}" "${mac}"
 	fi
 
+
+	if [ -n "${ROOT_PID}" ] ; then
+		echo "${ROOT_PID}" > "${rootmnt}"/live/root.pid
+	fi
+
 	log_end_msg
 
 	# unionfs-fuse needs /dev to be bind-mounted for the duration of
@@ -1734,6 +1874,12 @@ mountroot ()
 		mount --move /live/image /root/live/image
 	fi
 
+	# aufs2 in kernel versions around 2.6.33 has a regression:
+	# directories can't be accessed when read for the first the time,
+	# causing a failure for example when accessing /var/lib/fai
+	# when booting FAI, this simple workaround solves it
+	ls /root/* >/dev/null 2>&1
+
 	maybe_break live-bottom
 	log_begin_msg "Running /scripts/live-bottom\n"