X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=scripts%2Flive;h=cdcbc18ad85265fddcb7eeedd22d1fe4d86b9b24;hb=73721cf99b1c95a7478c98c86716daf4259d16de;hp=3ef4ef04c6dd0b57368ccb86a05caafc7d78921b;hpb=5c1ee9f9c3a9c3ae4636533ca72f05649ad4b178;p=live-boot-grml.git

diff --git a/scripts/live b/scripts/live
index 3ef4ef0..cdcbc18 100755
--- a/scripts/live
+++ b/scripts/live
@@ -667,7 +667,7 @@ is_nice_device ()
 {
 	sysfs_path="${1#/sys}"
 
-	if /lib/udev/path_id "${sysfs_path}" | grep -E -q "ID_PATH=(usb|pci-|platform-orion-ehci|platform-mmc|platform-mxsdhci|)"
+	if /lib/udev/path_id "${sysfs_path}" | egrep -q "ID_PATH=(usb|pci-|platform-orion-ehci|platform-mmc|platform-mxsdhci|)"
 	then
 		return 0
 	elif echo "${sysfs_path}" | grep -q '^/block/vd[a-z]$'
@@ -705,7 +705,7 @@ copy_live_to ()
 	if [ "${copytodev}" = "ram" ]
 	then
 		# copying to ram:
-		freespace=$( expr $(awk '/MemFree/{print $2}' /proc/meminfo) + $( awk '/\<Cached/{print $2}' /proc/meminfo ) )
+		freespace=$(awk '/^MemFree:/{f=$2} /^Cached:/{c=$2} END{print f+c}' /proc/meminfo)
 		mount_options="-o size=${size}k"
 		free_string="memory"
 		fstype="tmpfs"
@@ -780,6 +780,10 @@ do_netmount ()
 	udevadm trigger
 	udevadm settle
 
+	if [ -z "${NETBOOT}" ] && [ -z "${FETCH}" ] && \
+	   [ -z "${HTTPFS}" ] && [ -z "${FTPFS}" ]
+	then
+
 	# 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)
@@ -823,6 +827,10 @@ do_netmount ()
 		fi
 	done
 
+	else
+	ipconfig ${DEVICE} | tee /netboot.config
+	fi
+
 	# source relevant ipconfig output
 	OLDHOSTNAME=${HOSTNAME}
 	. /tmp/net-${DEVICE}.conf
@@ -1000,7 +1008,7 @@ do_snap_copy ()
 			todev=$(awk -v pat="$(base_path ${todir})" '$2 == pat { print $1 }' /proc/mounts)
 			freespace=$(df -k | awk '/'${todev}'/{print $4}')
 		else
-			freespace=$( expr $(awk '/MemFree/{print $2}' /proc/meminfo) + $( awk '/\<Cached/{print $2}' /proc/meminfo))
+			freespace=$(awk '/^MemFree:/{f=$2} /^Cached:/{c=$2} END{print f+c}' /proc/meminfo)
 		fi
 
 		tomount="/mnt/tmpsnap"
@@ -1669,7 +1677,7 @@ find_livefs ()
 
 	# or do the scan of block devices
 	# prefer removable devices over non-removable devices, so scan them first
-	for sysblock in $(echo /sys/block/* | tr ' ' '\n' | grep -vE "/(loop|ram|dm-|fd)")
+	for sysblock in $(echo /sys/block/* | tr ' ' '\n' | egrep -v "/(loop|ram|dm-|fd)")
 	do
 		if [ "$(cat ${sysblock}/removable)" = "1" ]
 		then
@@ -1877,6 +1885,28 @@ mountroot ()
 		mount -n -o bind /dev "${rootmnt}/dev"
 	fi
 
+	# Open up two fifo's fd's for debconf-communicate to use. Speeds up
+	# the live-initramfs process considerably.
+	log_begin_msg "Creating debconf-communicate fifo mechanism"
+	mkfifo /tmp/debconf-in.fifo
+	mkfifo /tmp/debconf-out.fifo
+
+	chroot /root debconf-communicate -fnoninteractive live-initramfs > /tmp/debconf-out.fifo < /tmp/debconf-in.fifo &
+
+	# Save the PID so it can be killed later.
+	DEBCONF_COMMUNICATE_PID="$!"
+
+	if [ ! -p /tmp/debconf-in.fifo ] || [ ! -p /tmp/debconf-out.fifo ]
+	then
+		log_warning_msg "failed to setup debconf-communicate channel"
+	fi
+	log_end_msg
+
+	# Order matters!
+	# These file descriptors must stay open until we're finished with
+	# debconf-communicate.
+	exec 4</tmp/debconf-out.fifo 3>/tmp/debconf-in.fifo
+
 	maybe_break live-bottom
 	log_begin_msg "Running /scripts/live-bottom\n"
 
@@ -1888,6 +1918,11 @@ mountroot ()
 		umount "${rootmnt}/dev"
 	fi
 
+	# Close the fd's associated with debconf-communicate
+	exec 3>&- 4<&-
+	rm -f /tmp/debconf-in.fifo
+	rm -f /tmp/debconf-out.fifo
+
 	exec 1>&6 6>&-
 	exec 2>&7 7>&-
 	kill ${tailpid}