#!/bin/bash
+# $Id$
-gen_minkernpackage()
-{
- print_info 1 "Creating minkernpackage"
+gen_minkernpackage() {
+ print_info 1 'Creating minimal kernel package'
rm -rf "${TEMP}/minkernpackage" > /dev/null 2>&1
- mkdir "${TEMP}/minkernpackage" || gen_die "Could not make directory for minkernpackage"
- cd "${KERNEL_DIR}"
- cp "${KERNEL_BINARY}" "${TEMP}/minkernpackage/kernel" || gen_die "Could not copy kernel for minkernpackage"
- cp "/boot/initrd-${KV}" "${TEMP}/minkernpackage/initrd" || gen_die "Could not copy initrd for minkernpackage"
- cd "${TEMP}/minkernpackage"
- tar -jcpf ${MINKERNPACKAGE} * || gen_die "Could not tar up minkernpackage"
+ mkdir "${TEMP}/minkernpackage" || gen_die 'Could not make a directory for the kernel package!'
+ if [ "${KERNCACHE}" != "" ]
+ then
+ /bin/tar -xj -C ${TEMP}/minkernpackage -f ${KERNCACHE} kernel-${ARCH}-${KV}
+ /bin/tar -xj -C ${TEMP}/minkernpackage -f ${KERNCACHE} config-${ARCH}-${KV}
+ if isTrue "${GENZIMAGE}"
+ then
+ /bin/tar -xj -C ${TEMP}/minkernpackage -f ${KERNCACHE} kernelz-${ARCH}-${KV}
+ fi
+ else
+ local tmp_kernel_binary=$(find_kernel_binary ${KERNEL_BINARY})
+ local tmp_kernel_binary2=$(find_kernel_binary ${KERNEL_BINARY_2})
+ if [ -z "${tmp_kernel_binary}" ]
+ then
+ gen_die "Cannot locate kernel binary"
+ fi
+ cd "${KERNEL_OUTPUTDIR}"
+ cp "${tmp_kernel_binary}" "${TEMP}/minkernpackage/kernel-${KV}" || gen_die 'Could not the copy kernel for the min kernel package!'
+ cp ".config" "${TEMP}/minkernpackage/config-${ARCH}-${KV}" || gen_die 'Could not the copy kernel config for the min kernel package!'
+ if isTrue "${GENZIMAGE}"
+ then
+ cp "${tmp_kernel_binary2}" "${TEMP}/minkernpackage/kernelz-${KV}" || gen_die "Could not copy the kernelz for the min kernel package"
+ fi
+ fi
+
+ if ! isTrue "${INTEGRATED_INITRAMFS}"
+ then
+ [ "${BUILD_RAMDISK}" != '0' ] && { cp "${TMPDIR}/initramfs-${KV}" "${TEMP}/minkernpackage/initramfs-${ARCH}-${KV}" || gen_die 'Could not copy the initramfs for the kernel package!'; }
+ fi
+
+ if [ "${KERNCACHE}" != "" ]
+ then
+ /bin/tar -xj -C ${TEMP}/minkernpackage -f ${KERNCACHE} System.map-${ARCH}-${KV}
+ else
+ cp "${KERNEL_OUTPUTDIR}/System.map" "${TEMP}/minkernpackage/System.map-${ARCH}-${KV}" || gen_die 'Could not copy System.map for the kernel package!';
+ fi
+
+ cd "${TEMP}/minkernpackage"
+ /bin/tar -jcpf ${MINKERNPACKAGE} * || gen_die 'Could not compress the kernel package!'
+ cd "${TEMP}" && rm -rf "${TEMP}/minkernpackage" > /dev/null 2>&1
+}
+
+gen_modulespackage() {
+ print_info 1 'Creating modules package'
+ rm -rf "${TEMP}/modulespackage" > /dev/null 2>&1
+ mkdir "${TEMP}/modulespackage" || gen_die 'Could not make a directory for the kernel package!'
+
+ if [ -d ${INSTALL_MOD_PATH}/lib/modules/${KV} ]
+ then
+ mkdir -p ${TEMP}/modulespackage/lib/modules
+ cp -r "${INSTALL_MOD_PATH}/lib/modules/${KV}" "${TEMP}/modulespackage/lib/modules"
+ cd "${TEMP}/modulespackage"
+ /bin/tar -jcpf ${MODULESPACKAGE} * || gen_die 'Could not compress the modules package!'
+ else
+ print_info 1 "Could not create a modules package ${INSTALL_MOD_PATH}/lib/modules/${KV} was not found"
+ fi
+ cd "${TEMP}" && rm -rf "${TEMP}/modulespackage" > /dev/null 2>&1
+}
+gen_kerncache()
+{
+ print_info 1 'Creating kernel cache'
+ rm -rf "${TEMP}/kerncache" > /dev/null 2>&1
+ mkdir "${TEMP}/kerncache" || gen_die 'Could not make a directory for the kernel cache!'
+
+ local tmp_kernel_binary=$(find_kernel_binary ${KERNEL_BINARY})
+ local tmp_kernel_binary2=$(find_kernel_binary ${KERNEL_BINARY_2})
+ if [ -z "${tmp_kernel_binary}" ]
+ then
+ gen_die "Cannot locate kernel binary"
+ fi
+
+ cd "${KERNEL_OUTPUTDIR}"
+ cp "${tmp_kernel_binary}" "${TEMP}/kerncache/kernel-${ARCH}-${KV}" || gen_die 'Could not the copy kernel for the kernel package!'
+ cp "${KERNEL_OUTPUTDIR}/.config" "${TEMP}/kerncache/config-${ARCH}-${KV}"
+
+ if [[ "$(file --brief --mime-type "${KERNEL_CONFIG}")" == application/x-gzip ]]; then
+ # Support --kernel-config=/proc/config.gz, mainly
+ zcat "${KERNEL_CONFIG}" > "${TEMP}/kerncache/config-${ARCH}-${KV}.orig"
+ else
+ cp "${KERNEL_CONFIG}" "${TEMP}/kerncache/config-${ARCH}-${KV}.orig"
+ fi
+ cp "${KERNEL_OUTPUTDIR}/System.map" "${TEMP}/kerncache/System.map-${ARCH}-${KV}"
+ if isTrue "${GENZIMAGE}"
+ then
+ cp "${tmp_kernel_binary2}" "${TEMP}/kerncache/kernelz-${ARCH}-${KV}" || gen_die "Could not copy the kernelz for the kernel package"
+ fi
+
+ echo "VERSION = ${VER}" > "${TEMP}/kerncache/kerncache.config"
+ echo "PATCHLEVEL = ${PAT}" >> "${TEMP}/kerncache/kerncache.config"
+ echo "SUBLEVEL = ${SUB}" >> "${TEMP}/kerncache/kerncache.config"
+ echo "EXTRAVERSION = ${EXV}" >> "${TEMP}/kerncache/kerncache.config"
+
+ mkdir -p "${TEMP}/kerncache/lib/modules/"
+
+ if [ -d ${INSTALL_MOD_PATH}/lib/modules/${KV} ]
+ then
+ cp -r "${INSTALL_MOD_PATH}/lib/modules/${KV}" "${TEMP}/kerncache/lib/modules"
+ fi
+
+ cd "${TEMP}/kerncache"
+ /bin/tar -jcpf ${KERNCACHE} * || gen_die 'Could not compress the kernel package!'
+ cd "${TEMP}" && rm -rf "${TEMP}/kerncache" > /dev/null 2>&1
+}
+
+gen_kerncache_extract_kernel()
+{
+ /bin/tar -f ${KERNCACHE} -C ${TEMP} -xj
+ copy_image_with_preserve "kernel" \
+ "${TEMP}/kernel-${ARCH}-${KV}" \
+ "kernel-${KNAME}-${ARCH}-${KV}"
+
+ if isTrue "${GENZIMAGE}"
+ then
+ copy_image_with_preserve "kernelz" \
+ "${TEMP}/kernelz-${ARCH}-${KV}" \
+ "kernelz-${KNAME}-${ARCH}-${KV}"
+ fi
+
+ copy_image_with_preserve "System.map" \
+ "${TEMP}/System.map-${ARCH}-${KV}" \
+ "System.map-${KNAME}-${ARCH}-${KV}"
+}
+
+gen_kerncache_extract_modules()
+{
+ if [ -e "${KERNCACHE}" ]
+ then
+ print_info 1 'Extracting kerncache kernel modules'
+ if [ "${INSTALL_MOD_PATH}" != '' ]
+ then
+ /bin/tar -xjf ${KERNCACHE} -C ${INSTALL_MOD_PATH} lib
+ else
+ /bin/tar -xjf ${KERNCACHE} -C / lib
+ fi
+ fi
+}
+
+gen_kerncache_extract_config()
+{
+ if [ -e "${KERNCACHE}" ]
+ then
+ print_info 1 'Extracting kerncache config to /etc/kernels'
+ mkdir -p /etc/kernels
+ /bin/tar -xjf ${KERNCACHE} -C /etc/kernels config-${ARCH}-${KV}
+ mv /etc/kernels/config-${ARCH}-${KV} /etc/kernels/kernel-config-${ARCH}-${KV}
+ fi
+}
+
+gen_kerncache_is_valid()
+{
+ KERNCACHE_IS_VALID=0
+ if [ "${NO_KERNEL_SOURCES}" = '1' ]
+ then
+
+ BUILD_KERNEL=0
+ # Can make this more secure ....
+
+ /bin/tar -xj -f ${KERNCACHE} -C ${TEMP}
+ if [ -e ${TEMP}/config-${ARCH}-${KV} -a -e ${TEMP}/kernel-${ARCH}-${KV} ]
+ then
+ print_info 1 'Valid kernel cache found; no sources will be used'
+ KERNCACHE_IS_VALID=1
+ fi
+ else
+ if [ -e "${KERNCACHE}" ]
+ then
+ KERNEL_CONFIG="/${KERNEL_OUTPUTDIR}/.config"
+ if [ "${CMD_KERNEL_CONFIG}" != '' ]
+ then
+ KERNEL_CONFIG="${CMD_KERNEL_CONFIG}"
+ fi
+
+ /bin/tar -xj -f ${KERNCACHE} -C ${TEMP}
+ if [ -e ${TEMP}/config-${ARCH}-${KV} -a -e ${KERNEL_CONFIG} ]
+ then
+
+ if [ -e ${TEMP}/config-${ARCH}-${KV}.orig ]
+ then
+ test1=$(grep -v "^#" ${TEMP}/config-${ARCH}-${KV}.orig | md5sum | cut -d " " -f 1)
+ else
+ test1=$(grep -v "^#" ${TEMP}/config-${ARCH}-${KV} | md5sum | cut -d " " -f 1)
+ fi
+
+ if [[ "$(file --brief --mime-type "${KERNEL_CONFIG}")" == application/x-gzip ]]; then
+ # Support --kernel-config=/proc/config.gz, mainly
+ local CONFGREP=zgrep
+ else
+ local CONFGREP=grep
+ fi
+ test2=$("${CONFGREP}" -v "^#" ${KERNEL_CONFIG} | md5sum | cut -d " " -f 1)
+
+
+ if [ "${test1}" == "${test2}" ]
+ then
+ echo
+ print_info 1 "No kernel configuration change, skipping kernel build..."
+ echo
+ KERNCACHE_IS_VALID=1
+ fi
+ fi
+ fi
+ fi
+ export KERNCACHE_IS_VALID
+ return 1
}
projects / genkernel.git / blobdiff