#!/usr/bin/perl @ARGV >= 2 or die "usage: $0 <image> cdrom|hd|network|network_ks\n"; ($img, $type) = @ARGV; $ks = "kickstart=floppy" if $type =~ s/_ks//; $mnt = "/mnt/disk"; if ($>) { $sudo = "sudo"; $ENV{PATH} = "/sbin:/usr/sbin:$ENV{PATH}"; } $install = $ {{ network => "install", cdrom => "local-install", hd => "local-install" }}{$type} or die; $0 =~ /initrd/ ? initrd($mnt, $img) : boot_img($mnt, $img); sub __ { print @_, "\n"; system(@_); } sub _ { __ @_; $? and die; } sub initrd { my ($mnt, $img) = @_; my $tmp = "$ENV{HOME}/tmp/initrd"; _ "install -s install/installinit/init install/install1/sbin/init"; _ "install -s install/$install install/install1/sbin/install"; __ "$sudo umount $tmp $mnt 2>/dev/null"; _ "dd if=/dev/zero of=$tmp bs=1k count=2000"; _ "echo y | mke2fs $tmp"; _ "$sudo mount $tmp $mnt -o loop"; _ "$sudo cp -a install/install1/* $mnt"; _ "$sudo install -d $mnt/modules"; _ "$sudo cp -f modules/${type}_modules.cgz $mnt/modules/modules.cgz"; _ "$sudo cp -f modules/modules.dep $mnt/modules/"; _ "$sudo umount $mnt"; _ "gzip -9 -c $tmp > $img"; _ "rm -f $tmp"; } sub boot_img { my ($mnt, $img) = @_; __ "$sudo umount $mnt 2>/dev/null"; _ "bunzip2 -c install/installinit/emptyboot.img.bz2 > $img"; _ "$sudo mount -o umask=0 $img $mnt -o loop"; _ "cat vmlinuz > $mnt/vmlinuz"; initrd("${mnt}2", "$mnt/initrd.gz"); output("$mnt/syslinux.cfg", " default linux prompt 0 label linux kernel vmlinuz append $ks ramdisk=32000 initrd=initrd.gz mdkinst $type "); _ "cp -f install/installinit/ks.cfg $mnt 2>/dev/null" if $ks; _ "sync"; } sub output { my $f = shift; local *F; open F, "> $f" or die "error writing to $f"; print F join '', @_; }