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beyerle@PS |
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#!/bin/bash
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#
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# run this script to create a LiveCD in /tmp/livecd.iso
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# Your kernel image has to be in $ROOT/boot/vmlinuz or $ROOT/vmlinuz
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#
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# Urs Beyerle, PSI:
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# - add x86_64 support
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# - add support to build for UP and SMP kernel
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# SMP kernel is added to LiveCD, if variable $SMP is set
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#
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export LANG=C
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ARCH=$( /bin/arch )
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[ "$ARCH" != "x86_64" ] && ARCH=i686
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# export PATH=.:./tools:../tools:/usr/sbin:/usr/bin:/sbin:/bin:/
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export PATH=/usr/sbin:/usr/bin:/sbin:/bin:/:.:./tools:../tools
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CHANGEDIR="`dirname \`readlink -f $0\``"
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echo "Changing current directory to $CHANGEDIR"
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cd $CHANGEDIR
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. liblinuxlive || exit 1
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. config || exit 1
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./install $ROOT
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VMLINUZ=$ROOT/boot/vmlinuz
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if [ -L "$VMLINUZ" ]; then VMLINUZ=`readlink -f $VMLINUZ`; fi
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if [ "`ls $VMLINUZ 2>/dev/null`" = "" ]; then echo "cannot find $VMLINUZ"; exit 1; fi
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if [ $SMP ]; then
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VMLINUZ_SMP=$ROOT/boot/vmlinuz${SMP}
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if [ -L "$VMLINUZ_SMP" ]; then VMLINUZ_SMP=`readlink -f $VMLINUZ_SMP`; fi
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if [ "`ls $VMLINUZ_SMP 2>/dev/null`" = "" ]; then echo "cannot find $VMLINUZ_SMP"; exit 1; fi
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fi
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header "Creating LiveCD from your Linux"
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mkdir -p $CDDATA/base
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mkdir -p $CDDATA/modules
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mkdir -p $CDDATA/optional
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mkdir -p $CDDATA/rootcopy
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echo "copying cd-root to $CDDATA"
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cp -R cd-root/* $CDDATA
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if [ ! $SMP ]; then
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# delete line with "SMP kernel" in boot/splash.cfg
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sed -i "/SMP kernel/d" $CDDATA/boot/splash.cfg
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# delete 'or "smp" ' in boot/help*.txt
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sed -i 's/or "smp" //' $CDDATA/boot/help*.txt
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fi
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# cp -R tools $CDDATA
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cp -R info/* $CDDATA
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echo "using kernel from $VMLINUZ"
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echo "and kernel modules from /lib/modules/$KERNEL"
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cp $VMLINUZ $CDDATA/boot/vmlinuz
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if [ $SMP ]; then
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echo "using kernel from $VMLINUZ_SMP"
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echo "and kernel modules from /lib/modules/${KERNEL}smp"
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cp $VMLINUZ_SMP $CDDATA/boot/vmlinuz${SMP}
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fi
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BUILD_KERNELS="$KERNEL"
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[ $SMP ] && BUILD_KERNELS="$BUILD_KERNELS ${KERNEL}smp"
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echo "creating initrd image..."
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for BUILD_KERNEL in $BUILD_KERNELS; do
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echo "add kernel $BUILD_KERNEL"
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# Set KERNEL=$BUILD_KERNEL in config
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sed -i "s|^KERNEL=.*|KERNEL=$BUILD_KERNEL|" config
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cd initrd
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./initrd_create
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if [ "$?" -ne 0 ]; then exit; fi
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cd ..
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if [ "$BUILD_KERNEL" = "$KERNEL" ]; then
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cp initrd/$INITRDIMG.gz $CDDATA/boot/initrd.gz # UP Kernel
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else
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cp initrd/$INITRDIMG.gz $CDDATA/boot/initrd${SMP}.gz # SMP Kernel
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fi
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rm initrd/$INITRDIMG.gz
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done
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echo "creating compressed images..."
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# home not longer in the list, will be created on the fly
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# opt -> /usr/opt
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#
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if [ "$ARCH" = "x86_64" ]; then
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dirs="bin etc lib lib64 root usr sbin var"
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else
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dirs="bin etc lib root usr sbin var"
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fi
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for dir in $dirs; do
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if [ -d $ROOT/$dir ]; then
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echo "base/$dir.mo"
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create_module $ROOT/$dir $CDDATA/base/$dir.mo -keep-as-directory
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if [ $? -ne 0 ]; then exit; fi
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fi
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done
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echo "creating LiveCD ISO image..."
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cd $CDDATA
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./make_iso.sh /tmp/livecd.iso
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cd /tmp
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header "Your ISO is created in /tmp/livecd.iso"
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