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505 lines
16 KiB
505 lines
16 KiB
#!/bin/bash
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CPIO_ARGS="--quiet -o -H newc"
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append_base_layout() {
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if [ -d "${TEMP}/initramfs-base-temp" ]
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then
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rm -rf "${TEMP}/initramfs-base-temp" > /dev/null
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fi
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mkdir -p ${TEMP}/initramfs-base-temp/dev
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mkdir -p ${TEMP}/initramfs-base-temp/bin
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mkdir -p ${TEMP}/initramfs-base-temp/etc
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mkdir -p ${TEMP}/initramfs-base-temp/usr
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mkdir -p ${TEMP}/initramfs-base-temp/proc
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mkdir -p ${TEMP}/initramfs-base-temp/temp
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mkdir -p ${TEMP}/initramfs-base-temp/sys
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mkdir -p ${TEMP}/initramfs-temp/.initrd
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mkdir -p ${TEMP}/initramfs-base-temp/var/lock/dmraid
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mkdir -p ${TEMP}/initramfs-base-temp/sbin
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mkdir -p ${TEMP}/initramfs-base-temp/usr/bin
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mkdir -p ${TEMP}/initramfs-base-temp/usr/sbin
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ln -s lib ${TEMP}/initramfs-base-temp/lib64
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echo "/dev/ram0 / ext2 defaults 0 0" > ${TEMP}/initramfs-base-temp/etc/fstab
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echo "proc /proc proc defaults 0 0" >> ${TEMP}/initramfs-base-temp/etc/fstab
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cd ${TEMP}/initramfs-base-temp/dev
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mknod -m 660 console c 5 1
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mknod -m 660 null c 1 3
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mknod -m 600 tty1 c 4 1
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cd "${TEMP}/initramfs-base-temp/"
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find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
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rm -rf "${TEMP}/initramfs-base-temp" > /dev/null
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}
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append_busybox() {
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if [ -d "${TEMP}/initramfs-busybox-temp" ]
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then
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rm -rf "${TEMP}/initramfs-busybox-temp" > /dev/null
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fi
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mkdir -p "${TEMP}/initramfs-busybox-temp/bin/"
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cp "${GK_SHARE}/generic/udhcpc.scripts" ${TEMP}/initramfs-busybox-temp/bin/
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chmod +x "${TEMP}/initramfs-busybox-temp/bin/udhcpc.scripts"
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tar -xjf "${BUSYBOX_BINCACHE}" -C "${TEMP}/initramfs-busybox-temp/bin" busybox ||
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gen_die 'Could not extract busybox bincache!'
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chmod +x "${TEMP}/initramfs-busybox-temp/bin/busybox"
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for i in '[' ash sh mount uname echo cut; do
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rm -f ${TEMP}/initramfs-busybox-temp/bin/$i > /dev/null
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ln ${TEMP}/initramfs-busybox-temp/bin/busybox ${TEMP}/initramfs-busybox-temp/bin/$i ||
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gen_die "Busybox error: could not link ${i}!"
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done
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cd "${TEMP}/initramfs-busybox-temp/"
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find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
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rm -rf "${TEMP}/initramfs-busybox-temp" > /dev/null
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}
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append_blkid(){
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if [ -d "${TEMP}/initramfs-blkid-temp" ]
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then
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rm -r "${TEMP}/initramfs-blkid-temp/"
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fi
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cd ${TEMP}
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mkdir -p "${TEMP}/initramfs-blkid-temp/bin/"
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[ "${DISKLABEL}" -eq '1' ] && { /bin/bzip2 -dc "${BLKID_BINCACHE}" > "${TEMP}/initramfs-blkid-temp/bin/blkid" ||
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gen_die "Could not extract blkid binary cache!"; }
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chmod a+x "${TEMP}/initramfs-blkid-temp/bin/blkid"
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cd "${TEMP}/initramfs-blkid-temp/"
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find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
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rm -rf "${TEMP}/initramfs-blkid-temp" > /dev/null
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}
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#append_suspend(){
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# if [ -d "${TEMP}/initramfs-suspend-temp" ];
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# then
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# rm -r "${TEMP}/initramfs-suspend-temp/"
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# fi
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# print_info 1 'SUSPEND: Adding support (compiling binaries)...'
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# compile_suspend
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# mkdir -p "${TEMP}/initramfs-suspend-temp/"
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# /bin/tar -jxpf "${SUSPEND_BINCACHE}" -C "${TEMP}/initramfs-suspend-temp" ||
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# gen_die "Could not extract suspend binary cache!"
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# mkdir -p "${TEMP}/initramfs-suspend-temp/etc"
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# cp -f /etc/suspend.conf "${TEMP}/initramfs-suspend-temp/etc" ||
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# gen_die 'Could not copy /etc/suspend.conf'
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# cd "${TEMP}/initramfs-suspend-temp/"
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# find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
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# rm -r "${TEMP}/initramfs-suspend-temp/"
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#}
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append_dmraid(){
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if [ -d "${TEMP}/initramfs-dmraid-temp" ]
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then
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rm -r "${TEMP}/initramfs-dmraid-temp/"
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fi
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print_info 1 'DMRAID: Adding support (compiling binaries)...'
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compile_dmraid
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mkdir -p "${TEMP}/initramfs-dmraid-temp/"
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/bin/tar -jxpf "${DMRAID_BINCACHE}" -C "${TEMP}/initramfs-dmraid-temp" ||
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gen_die "Could not extract dmraid binary cache!";
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cd "${TEMP}/initramfs-dmraid-temp/"
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RAID456=`find . -type f -name raid456.ko`
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if [ -n "${RAID456}" ]
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then
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cd "${RAID456/raid456.ko/}"
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ln -sf raid456.kp raid45.ko
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cd "${TEMP}/initramfs-dmraid-temp/"
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fi
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find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
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rm -r "${TEMP}/initramfs-dmraid-temp/"
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}
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append_lvm(){
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if [ -d "${TEMP}/initramfs-lvm-temp" ]
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then
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rm -r "${TEMP}/initramfs-lvm-temp/"
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fi
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cd ${TEMP}
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mkdir -p "${TEMP}/initramfs-lvm-temp/bin/"
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mkdir -p "${TEMP}/initramfs-lvm-temp/etc/lvm/"
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if [ -e '/sbin/lvm' ] && LC_ALL="C" ldd /sbin/lvm|grep -q 'not a dynamic executable'
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then
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print_info 1 ' LVM: Adding support (using local static binaries)...'
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cp /sbin/lvm "${TEMP}/initramfs-lvm-temp/bin/lvm" ||
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gen_die 'Could not copy over lvm!'
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else
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print_info 1 ' LVM: Adding support (compiling binaries)...'
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compile_lvm
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/bin/tar -jxpf "${LVM_BINCACHE}" -C "${TEMP}/initramfs-lvm-temp" ||
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gen_die "Could not extract lvm binary cache!";
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mv ${TEMP}/initramfs-lvm-temp/sbin/lvm.static ${TEMP}/initramfs-lvm-temp/bin/lvm ||
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gen_die 'LVM error: Could not move lvm.static to lvm!'
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fi
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if [ -x /sbin/lvm ]
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then
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# lvm dumpconfig 2>&1 > /dev/null || gen_die 'Could not copy over lvm.conf!'
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# ret=$?
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# if [ ${ret} != 0 ]
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# then
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cp /etc/lvm/lvm.conf "${TEMP}/initramfs-lvm-temp/etc/lvm/" ||
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gen_die 'Could not copy over lvm.conf!'
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# else
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# gen_die 'Could not copy over lvm.conf!'
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# fi
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fi
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cd "${TEMP}/initramfs-lvm-temp/"
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find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
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rm -r "${TEMP}/initramfs-lvm-temp/"
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}
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append_evms(){
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if [ -d "${TEMP}/initramfs-evms-temp" ]
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then
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rm -r "${TEMP}/initramfs-evms-temp/"
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fi
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mkdir -p "${TEMP}/initramfs-evms-temp/lib/evms"
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mkdir -p "${TEMP}/initramfs-evms-temp/etc/"
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mkdir -p "${TEMP}/initramfs-evms-temp/bin/"
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mkdir -p "${TEMP}/initramfs-evms-temp/sbin/"
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if [ "${EVMS}" -eq '1' ]
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then
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print_info 1 ' EVMS: Adding support...'
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mkdir -p ${TEMP}/initramfs-evms-temp/lib
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cp -a /lib/ld-* "${TEMP}/initramfs-evms-temp/lib" \
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|| gen_die 'Could not copy files for EVMS!'
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if [ -n "`ls /lib/libgcc_s*`" ]
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then
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cp -a /lib/libgcc_s* "${TEMP}/initramfs-evms-temp/lib" \
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|| gen_die 'Could not copy files for EVMS!'
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fi
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cp -a /lib/libc-* /lib/libc.* "${TEMP}/initramfs-evms-temp/lib" \
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|| gen_die 'Could not copy files for EVMS!'
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cp -a /lib/libdl-* /lib/libdl.* "${TEMP}/initramfs-evms-temp/lib" \
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|| gen_die 'Could not copy files for EVMS!'
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cp -a /lib/libpthread* "${TEMP}/initramfs-evms-temp/lib" \
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|| gen_die 'Could not copy files for EVMS!'
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cp -a /lib/libuuid*so* "${TEMP}/initramfs-evms-temp/lib" \
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|| gen_die 'Could not copy files for EVMS!'
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cp -a /lib/libevms*so* "${TEMP}/initramfs-evms-temp/lib" \
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|| gen_die 'Could not copy files for EVMS!'
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cp -a /lib/evms "${TEMP}/initramfs-evms-temp/lib" \
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|| gen_die 'Could not copy files for EVMS!'
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cp -a /lib/evms/* "${TEMP}/initramfs-evms-temp/lib/evms" \
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|| gen_die 'Could not copy files for EVMS!'
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cp -a /etc/evms.conf "${TEMP}/initramfs-evms-temp/etc" \
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|| gen_die 'Could not copy files for EVMS!'
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cp /sbin/evms_activate "${TEMP}/initramfs-evms-temp/sbin" \
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|| gen_die 'Could not copy over evms_activate!'
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# Fix EVMS complaining that it can't find the swap utilities.
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# These are not required in the initramfs
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for swap_libs in "${TEMP}/initramfs-evms-temp/lib/evms/*/swap*.so"
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do
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rm ${swap_libs}
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done
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fi
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cd "${TEMP}/initramfs-evms-temp/"
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find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
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rm -r "${TEMP}/initramfs-evms-temp/"
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}
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append_mdadm(){
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if [ -d "${TEMP}/initramfs-mdadm-temp" ]
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then
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rm -r "${TEMP}/initramfs-mdadm-temp/"
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fi
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cd ${TEMP}
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mkdir -p "${TEMP}/initramfs-mdadm-temp/etc/"
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if [ "${MDADM}" -eq '1' ]
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then
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cp -a /etc/mdadm.conf "${TEMP}/initramfs-mdadm-temp/etc" \
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|| gen_die "Could not copy mdadm.conf!"
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fi
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cd "${TEMP}/initramfs-mdadm-temp/"
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find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
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rm -rf "${TEMP}/initramfs-mdadm-temp" > /dev/null
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}
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append_splash(){
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splash_geninitramfs=`which splash_geninitramfs 2>/dev/null`
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if [ -x "${splash_geninitramfs}" ]
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then
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[ -z "${SPLASH_THEME}" ] && [ -e /etc/conf.d/splash ] && source /etc/conf.d/splash
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[ -z "${SPLASH_THEME}" ] && SPLASH_THEME=default
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print_info 1 " >> Installing splash [ using the ${SPLASH_THEME} theme ]..."
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if [ -d "${TEMP}/initramfs-splash-temp" ]
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then
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rm -r "${TEMP}/initramfs-splash-temp/"
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fi
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mkdir -p "${TEMP}/initramfs-splash-temp"
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cd /
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local tmp=""
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[ -n "${SPLASH_RES}" ] && tmp="-r ${SPLASH_RES}"
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splash_geninitramfs -c "${TEMP}/initramfs-splash-temp" ${tmp} ${SPLASH_THEME} || gen_die "Could not build splash cpio archive"
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if [ -e "/usr/share/splashutils/initrd.splash" ]; then
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mkdir -p "${TEMP}/initramfs-splash-temp/etc"
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cp -f "/usr/share/splashutils/initrd.splash" "${TEMP}/initramfs-splash-temp/etc"
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fi
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cd "${TEMP}/initramfs-splash-temp/"
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find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
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|| gen_die "compressing splash cpio"
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rm -r "${TEMP}/initramfs-splash-temp/"
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else
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print_warning 1 ' >> No splash detected; skipping!'
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fi
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}
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append_overlay(){
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cd ${INITRAMFS_OVERLAY}
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find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
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}
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append_firmware() {
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if [ ! -d "${FIRMWARE_DIR}" ]
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then
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gen_die "specified firmware directory (${FIRMWARE_DIR}) does not exist"
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fi
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if [ -d "${TEMP}/initramfs-firmware-temp" ]
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then
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rm -r "${TEMP}/initramfs-firmware-temp/"
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fi
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mkdir -p "${TEMP}/initramfs-firmware-temp/lib/firmware"
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cp -a "${FIRMWARE_DIR}/*" ${TEMP}/initramfs-firmware-temp/lib/firmware/
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find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
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|| gen_die "appending firmware to cpio"
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rm -r "${TEMP}/initramfs-firmware-temp/"
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}
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print_list()
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{
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local x
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for x in ${*}
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do
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echo ${x}
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done
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}
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append_modules() {
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local group
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local group_modules
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local MOD_EXT=".ko"
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print_info 2 "initramfs: >> Searching for modules..."
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if [ "${INSTALL_MOD_PATH}" != '' ]
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then
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cd ${INSTALL_MOD_PATH}
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else
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cd /
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fi
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if [ -d "${TEMP}/initramfs-modules-${KV}-temp" ]
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then
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rm -r "${TEMP}/initramfs-modules-${KV}-temp/"
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fi
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mkdir -p "${TEMP}/initramfs-modules-${KV}-temp/lib/modules/${KV}"
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for i in `gen_dep_list`
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do
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mymod=`find ./lib/modules/${KV} -name "${i}${MOD_EXT}" 2>/dev/null| head -n 1 `
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if [ -z "${mymod}" ]
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then
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print_warning 2 "Warning :: ${i}${MOD_EXT} not found; skipping..."
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continue;
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fi
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print_info 2 "initramfs: >> Copying ${i}${MOD_EXT}..."
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cp -ax --parents "${mymod}" "${TEMP}/initramfs-modules-${KV}-temp"
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done
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cp -ax --parents ./lib/modules/${KV}/modules* ${TEMP}/initramfs-modules-${KV}-temp 2>/dev/null
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mkdir -p "${TEMP}/initramfs-modules-${KV}-temp/etc/modules"
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for group_modules in ${!MODULES_*}; do
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group="$(echo $group_modules | cut -d_ -f2 | tr "[:upper:]" "[:lower:]")"
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print_list ${!group_modules} > "${TEMP}/initramfs-modules-${KV}-temp/etc/modules/${group}"
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done
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cd "${TEMP}/initramfs-modules-${KV}-temp/"
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find . | cpio ${CPIO_ARGS} --append -F "${CPIO}"
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cd "${TEMP}"
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rm -r "${TEMP}/initramfs-modules-${KV}-temp/"
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}
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# check for static linked file with objdump
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is_static() {
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LANG="C" LC_ALL="C" objdump -T $1 2>&1 | grep "not a dynamic object" > /dev/null
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return $?
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}
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append_auxilary() {
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if [ -d "${TEMP}/initramfs-aux-temp" ]
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then
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rm -r "${TEMP}/initramfs-aux-temp/"
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fi
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mkdir -p "${TEMP}/initramfs-aux-temp/etc"
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mkdir -p "${TEMP}/initramfs-aux-temp/sbin"
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if [ -f "${CMD_LINUXRC}" ]
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then
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cp "${CMD_LINUXRC}" "${TEMP}/initramfs-aux-temp/init"
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print_info 2 " >> Copying user specified linuxrc: ${CMD_LINUXRC} to init"
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else
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if [ -f "${GK_SHARE}/${ARCH}/linuxrc" ]
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then
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cp "${GK_SHARE}/${ARCH}/linuxrc" "${TEMP}/initramfs-aux-temp/init"
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else
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cp "${GK_SHARE}/generic/linuxrc" "${TEMP}/initramfs-aux-temp/init"
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fi
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fi
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# Make sure it's executable
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chmod 0755 "${TEMP}/initramfs-aux-temp/init"
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# Make a symlink to init .. incase we are bundled inside the kernel as one
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# big cpio.
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cd ${TEMP}/initramfs-aux-temp
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ln -s init linuxrc
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# ln ${TEMP}/initramfs-aux-temp/init ${TEMP}/initramfs-aux-temp/linuxrc
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if [ -f "${GK_SHARE}/${ARCH}/initrd.scripts" ]
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then
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cp "${GK_SHARE}/${ARCH}/initrd.scripts" "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
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else
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cp "${GK_SHARE}/generic/initrd.scripts" "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
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fi
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if [ -f "${GK_SHARE}/${ARCH}/initrd.defaults" ]
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then
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cp "${GK_SHARE}/${ARCH}/initrd.defaults" "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
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else
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cp "${GK_SHARE}/generic/initrd.defaults" "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
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fi
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echo -n 'HWOPTS="$HWOPTS ' >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
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for group_modules in ${!MODULES_*}; do
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group="$(echo $group_modules | cut -d_ -f2 | tr "[:upper:]" "[:lower:]")"
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echo -n "${group} " >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
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done
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echo '"' >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
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if [ -f "${GK_SHARE}/${ARCH}/modprobe" ]
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then
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cp "${GK_SHARE}/${ARCH}/modprobe" "${TEMP}/initramfs-aux-temp/sbin/modprobe"
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else
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cp "${GK_SHARE}/generic/modprobe" "${TEMP}/initramfs-aux-temp/sbin/modprobe"
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fi
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if isTrue $CMD_DOKEYMAPAUTO
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then
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echo 'MY_HWOPTS="${MY_HWOPTS} keymap"' >> ${TEMP}/initramfs-aux-temp/etc/initrd.defaults
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fi
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if isTrue $CMD_KEYMAP
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then
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mkdir -p "${TEMP}/initramfs-aux-temp/lib/keymaps"
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/bin/tar -C "${TEMP}/initramfs-aux-temp/lib/keymaps" -zxf "${GK_SHARE}/generic/keymaps.tar.gz"
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fi
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if isTrue $CMD_SLOWUSB
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then
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echo 'MY_HWOPTS="${MY_HWOPTS} slowusb"' >> ${TEMP}/initramfs-aux-temp/etc/initrd.defaults
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fi
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if isTrue ${LUKS}
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then
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if is_static /bin/cryptsetup
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then
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print_info 1 "Including LUKS support"
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rm -f ${TEMP}/initramfs-aux-temp/sbin/cryptsetup
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cp /bin/cryptsetup ${TEMP}/initramfs-aux-temp/sbin/cryptsetup
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chmod +x "${TEMP}/initramfs-aux-temp/sbin/cryptsetup"
|
|
elif is_static /sbin/cryptsetup
|
|
then
|
|
print_info 1 "Including LUKS support"
|
|
rm -f ${TEMP}/initramfs-aux-temp/sbin/cryptsetup
|
|
cp /sbin/cryptsetup ${TEMP}/initramfs-aux-temp/sbin/cryptsetup
|
|
chmod +x "${TEMP}/initramfs-aux-temp/sbin/cryptsetup"
|
|
|
|
else
|
|
print_info 1 "LUKS support requires static cryptsetup at /bin/cryptsetup or /sbin/cryptsetup"
|
|
print_info 1 "Not including LUKS support"
|
|
fi
|
|
fi
|
|
|
|
cd ${TEMP}/initramfs-aux-temp/sbin && ln -s ../init init
|
|
cd ${TEMP}
|
|
chmod +x "${TEMP}/initramfs-aux-temp/init"
|
|
chmod +x "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
|
|
chmod +x "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
|
|
chmod +x "${TEMP}/initramfs-aux-temp/sbin/modprobe"
|
|
cd "${TEMP}/initramfs-aux-temp/"
|
|
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
|
|
cd "${TEMP}"
|
|
rm -r "${TEMP}/initramfs-aux-temp/"
|
|
}
|
|
|
|
append_data() {
|
|
local name=$1 var=$2
|
|
local func="append_${name}"
|
|
|
|
if [ $# -eq 1 ] || [ ${var} -eq 1 ]
|
|
then
|
|
print_info 1 " >> Appending ${name} cpio data..."
|
|
${func}
|
|
fi
|
|
}
|
|
|
|
create_initramfs() {
|
|
print_info 1 "initramfs: >> Initializing..."
|
|
|
|
# Create empty cpio
|
|
CPIO="${TMPDIR}/initramfs-${KV}"
|
|
echo | cpio ${CPIO_ARGS} -F "${CPIO}" 2>/dev/null \
|
|
|| gen_die "Could not create empty cpio at ${CPIO}"
|
|
|
|
append_data 'base_layout'
|
|
append_data 'auxilary'
|
|
append_data 'busybox' "${BUSYBOX}"
|
|
append_data 'lvm' "${LVM}"
|
|
append_data 'dmraid' "${DMRAID}"
|
|
append_data 'evms' "${EVMS}"
|
|
append_data 'mdadm' "${MDADM}"
|
|
|
|
if [ "${NOINITRDMODULES}" -eq '0' ]
|
|
then
|
|
append_data 'modules'
|
|
else
|
|
print_info 1 "initramfs: Not copying modules..."
|
|
fi
|
|
|
|
append_data 'blkid' "${DISKLABEL}"
|
|
append_data 'splash' "${SPLASH}"
|
|
|
|
if isTrue "${FIRMWARE}" && [ -n "${FIRMWARE_DIR}" ]
|
|
then
|
|
append_data 'firmware'
|
|
fi
|
|
|
|
# This should always be appended last
|
|
if [ "${INITRAMFS_OVERLAY}" != '' ]
|
|
then
|
|
append_data 'overlay'
|
|
fi
|
|
|
|
gzip -9 "${CPIO}"
|
|
mv -f "${CPIO}.gz" "${CPIO}"
|
|
|
|
if [ "${ENABLE_PEGASOS_HACKS}" = 'yes' ]
|
|
then
|
|
# Pegasos hack for merging the initramfs into the kernel at compile time
|
|
cp ${TMPDIR}/initramfs-${KV} ${KERNEL_DIR}/arch/powerpc/boot/ramdisk.image.gz &&
|
|
rm ${TMPDIR}/initramfs-${KV}
|
|
elif [ ${BUILD_INITRAMFS} -eq '1' ]
|
|
then
|
|
# Mips also mimics Pegasos to merge the initramfs into the kernel
|
|
cp ${TMPDIR}/initramfs-${KV} ${KERNEL_DIR}/initramfs.cpio.gz
|
|
gunzip -f ${KERNEL_DIR}/initramfs.cpio.gz
|
|
fi
|
|
|
|
if ! isTrue "${CMD_NOINSTALL}"
|
|
then
|
|
if [ "${ENABLE_PEGASOS_HACKS}" != 'yes' ]
|
|
then
|
|
copy_image_with_preserve "initramfs" \
|
|
"${TMPDIR}/initramfs-${KV}" \
|
|
"initramfs-${KNAME}-${ARCH}-${KV}"
|
|
fi
|
|
fi
|
|
}
|