Second version of the patch.I have modified it as requested by Jeremy Katz, so that instead of rebuilding the initrd.img, it appends a cpio archive containing the ISO file to the end of the initrd.img.
Rich. -- Emerging Technologies, Red Hat - http://et.redhat.com/~rjones/ Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SL4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 03798903
diff --git a/Makefile b/Makefile
index 393d6db..bf7a0d6 100644
--- a/Makefile
+++ b/Makefile
@@ -19,6 +19,7 @@ install:
$(INSTALL_PROGRAM) -D tools/livecd-creator $(DESTDIR)/usr/bin/livecd-creator
$(INSTALL_PROGRAM) -D tools/image-creator $(DESTDIR)/usr/bin/image-creator
$(INSTALL_PROGRAM) -D tools/livecd-iso-to-disk.sh $(DESTDIR)/usr/bin/livecd-iso-to-disk
+ $(INSTALL_PROGRAM) -D tools/livecd-iso-to-pxeboot.sh $(DESTDIR)/usr/bin/livecd-iso-to-pxeboot
$(INSTALL_PROGRAM) -D tools/mayflower $(DESTDIR)/usr/lib/livecd-creator/mayflower
$(INSTALL_DATA) -D AUTHORS $(DESTDIR)/usr/share/doc/livecd-tools-$(VERSION)/AUTHORS
$(INSTALL_DATA) -D COPYING $(DESTDIR)/usr/share/doc/livecd-tools-$(VERSION)/COPYING
diff --git a/livecd-tools.spec b/livecd-tools.spec
index 8201cc8..e163c54 100644
--- a/livecd-tools.spec
+++ b/livecd-tools.spec
@@ -52,6 +52,7 @@ rm -rf $RPM_BUILD_ROOT
%doc AUTHORS COPYING README HACKING
%{_bindir}/livecd-creator
%{_bindir}/livecd-iso-to-disk
+%{_bindir}/livecd-iso-to-pxeboot
%dir /usr/lib/livecd-creator
/usr/lib/livecd-creator/mayflower
%dir %{_datadir}/livecd-tools
diff --git a/tools/livecd-iso-to-pxeboot.sh b/tools/livecd-iso-to-pxeboot.sh
new file mode 100755
index 0000000..09fe5f1
--- /dev/null
+++ b/tools/livecd-iso-to-pxeboot.sh
@@ -0,0 +1,130 @@
+#!/bin/bash
+# Convert a live CD iso so that it can be booted over the network
+# using PXELINUX.
+# Copyright 2008 Red Hat, Inc.
+# Written by Richard W.M. Jones <[EMAIL PROTECTED]>
+# Based on a script by Jeremy Katz <[EMAIL PROTECTED]>
+# Based on original work by Chris Lalancette <[EMAIL PROTECTED]>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU Library General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+export PATH=/sbin:/usr/sbin:$PATH
+
+usage() {
+ echo "Usage: livecd-iso-to-pxeboot <isopath>"
+ exit 1
+}
+
+cleanup() {
+ [ -d "$CDMNT" ] && umount $CDMNT && rmdir $CDMNT
+}
+
+exitclean() {
+ echo "Cleaning up to exit..."
+ cleanup
+ exit 1
+}
+
+if [ $(id -u) != 0 ]; then
+ echo "You need to be root to run this script."
+ exit 1
+fi
+
+# Check pxelinux.0 exists.
+if [ ! -f /usr/lib/syslinux/pxelinux.0 ]; then
+ echo "Warning: /usr/lib/syslinux/pxelinux.0 not found."
+ echo "Make sure syslinux or pxelinux is installed on this system."
+fi
+
+while [ $# -gt 1 ]; do
+ case "$1" in
+ *) usage ;;
+ esac
+ shift
+done
+
+ISO="$1"
+
+if [ -z "$ISO" -o ! -e "$ISO" ]; then
+ usage
+fi
+
+if [ -d tftpboot ]; then
+ echo "Subdirectory tftpboot exists already. I won't overwrite it."
+ echo "Delete the subdirectory before running."
+ exit 1
+fi
+
+mkdir tftpboot
+
+# Mount the ISO.
+# FIXME: would be better if we had better mountpoints
+CDMNT=$(mktemp -d /media/cdtmp.XXXXXX)
+mount -o loop "$ISO" $CDMNT || exitclean
+
+trap exitclean SIGINT SIGTERM
+
+# Does it look like an ISO?
+if [ ! -d $CDMNT/isolinux -o ! -f $CDMNT/isolinux/initrd0.img ]; then
+ echo "The ISO image doesn't look like a LiveCD ISO image to me."
+ exitclean
+fi
+
+# Create a cpio archive of just the ISO and append it to the
+# initrd image. The Linux kernel will do the right thing,
+# aggregating both cpio archives (initrd + ISO) into a single
+# filesystem.
+ISOBASENAME=`basename "$ISO"`
+ISODIRNAME=`dirname "$ISO"`
+( cd "$ISODIRNAME" && echo "$ISOBASENAME" | cpio -H newc --quiet -o ) |
+ gzip -9 |
+ cat $CDMNT/isolinux/initrd0.img - > tftpboot/initrd0.img
+
+# Kernel image.
+cp $CDMNT/isolinux/vmlinuz0 tftpboot/vmlinuz0
+
+# pxelinux bootloader.
+if [ -f /usr/lib/syslinux/pxelinux.0 ]; then
+ cp /usr/lib/syslinux/pxelinux.0 tftpboot
+else
+ echo "Warning: You need to add pxelinux.0 to tftpboot/ subdirectory"
+fi
+
+# pxelinux configuration.
+mkdir tftpboot/pxelinux.cfg
+cat > tftpboot/pxelinux.cfg/default <<EOF
+DEFAULT pxeboot
+TIMEOUT 20
+PROMPT 0
+LABEL pxeboot
+ KERNEL vmlinuz0
+ APPEND initrd=initrd0.img root=/$ISOBASENAME rootfstype=iso9660 rootflags=loop
+ONERROR LOCALBOOT 0
+EOF
+
+# All done, clean up.
+umount $CDMNT
+rmdir $CDMNT
+
+echo "Your pxeboot image is complete."
+echo
+echo "Copy tftpboot/ subdirectory to /tftpboot or a subdirectory of /tftpboot."
+echo "Set up your DHCP, TFTP and PXE server to serve /tftpboot/.../pxeboot.0"
+echo
+echo "Note: The initrd image contains the whole CD ISO and is consequently"
+echo "very large. You will notice when pxebooting that initrd can take a"
+echo "long time to download. This is normal behaviour."
+
+exit 0
+
diff --git a/tools/mayflower b/tools/mayflower
index 2e46098..162d4d4 100755
--- a/tools/mayflower
+++ b/tools/mayflower
@@ -477,7 +477,8 @@ if [ "$shell" == "1" ] ; then
fi
# don't wait for "mtd0" as no device file will appear
-if [ "$root" != "mtd0" ] ; then
+# and don't worry about this if $thingtomount is a regular file
+if [ "$root" != "mtd0" -a ! -f "$thingtomount" ] ; then
# If we don't have the /dev/root link.. ask the user to create..
if [ "$waitforsymlink" != "1" ] ; then
smime.p7s
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