mirror of
ssh://git.janware.com/srv/git/janware/proj/jw-pkg
synced 2026-01-15 12:03:31 +01:00
156 lines
3.2 KiB
Bash
156 lines
3.2 KiB
Bash
#!/bin/sh
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myname=`basename $0`
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cwd=`pwd`
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make_initrd()
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{
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template=$1
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modules_dir=$2
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uname_r=$3
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target=$4
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dir=`mktemp -d "/tmp/$myname""_XXXXXX"`
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mkdir $dir/source
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cat $1 | (cd $dir/source; gunzip | cpio -i)
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cp -rp $dir/source $dir/target
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rm -rf $dir/target/lib/modules/*
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(
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cd $dir/source
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find . -name '*.ko'
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) | while read tmpl_relpath; do
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mod_name=`basename $tmpl_relpath`
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source_mod=`cd $modules_dir; find . -name $mod_name`
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if [ ! "$source_mod" ]; then
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echo "warning: module $mod_name not found in $modules_dir" >&2
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# exit 1
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else
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mod_relpath=`dirname $source_mod`
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target_path=$dir/target/lib/modules/$uname_r/$mod_relpath
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echo "copying $mod_name from $mod_relpath to $target_path"
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mkdir -p $target_path
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cp -p $modules_dir/$source_mod $target_path
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fi
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done
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/sbin/depmod -a -b $dir/target -v $uname_r
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(cd $dir/target; find . | cpio -co) | gzip -9 > $target
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rm -rf $dir
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}
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config_section()
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{
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output_file=
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add_boot_dir=
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add_modules_basedir=
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root_dev=
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initrd_template=
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sed -n "/\[$2\]/,/\[/ p" $1 | sed '/]/ d; s/#.*//; /./ !d; s/ *= */=/; s/=\(.*\)/="\1"/'
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}
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boot_sections()
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{
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sed '/\[boot\..*\]/ !d; s/\[boot\.//; s/\].*//' $1
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}
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name_filter()
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{
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echo $1 | tr [A-Z] [a-z] | sed 's/\.tar\.gz/.tgz/; s/-/_/g; s/\([^.]*\)\.\([^.]*\)$$/\1@\2/; s/\./_/g; s/@/./'
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}
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#make_initrd $template $modules_dir
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set -- `getopt 'f:o:d:' $*`
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while [ "$1" != -- ]; do
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case $1 in
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-f)
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opt_config_file="$2"
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shift
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;;
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-o)
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opt_output_file="$2"
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shift
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;;
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-d)
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opt_build_dir="$2"
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boot_dir="$2"
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shift
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;;
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*)
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usage;
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esac
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shift
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done
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shift
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if [ ! "$opt_build_dir" ]; then
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boot_dir=`mktemp -d "/tmp/$myname""_XXXXXX"`
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fi
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eval `config_section $opt_config_file global`
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echo DEFAULT menu.c32 > $boot_dir/isolinux.cfg
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echo PROMPT 0 >> $boot_dir/isolinux.cfg
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for sec in `boot_sections $opt_config_file`; do
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echo "+ processing section boot.$sec"
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eval `config_section $opt_config_file boot.$sec`
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if [ "$add_boot_dir" ]; then
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echo "+ adding boot directory $add_boot_dir"
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for f in $add_boot_dir/*; do
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b=`basename $f`
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n=`name_filter $b`
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echo "+ copying $f -> $n"
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cp -p $f $boot_dir/$n
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done
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kernels=`file $add_boot_dir/* | grep -ie 'linux.*kernel' | sed 's/:.*//'`
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for kernel in $kernels; do
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kernel_version=`basename $kernel | sed 's/vmlinuz-//'`
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kernel_version_iso=`name_filter $kernel_version | cut -b1-21`
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echo "+ processing kernel $kernel (version $kernel_version)"
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# create initrd
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if [ "$initrd_template" ]; then
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echo "+ creating initial ram disk from template $initrd_template"
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make_initrd \
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$initrd_template \
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$add_modules_basedir/$kernel_version \
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$kernel_version \
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$boot_dir/initrd_$kernel_version_iso
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fi
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# create isolinux.cfg
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echo "LABEL $kernel_version" >> $boot_dir/isolinux.cfg
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echo "KERNEL vmlinuz_$kernel_version_iso" >> $boot_dir/isolinux.cfg
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echo "APPEND initrd=initrd_$kernel_version_iso root=$root_dev" >> $boot_dir/isolinux.cfg
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done
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fi
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done
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cp $* $boot_dir
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mkisofs -l --iso-level 2 -o $opt_output_file \
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-b isolinux.bin -c boot.cat \
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-no-emul-boot -boot-load-size 4 -boot-info-table \
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$boot_dir
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if [ ! "$opt_build_dir" ]; then
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rm -rf $boot_dir
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fi
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