diff options
| -rw-r--r-- | doc/genkernel.8.txt | 8 | ||||
| -rwxr-xr-x | gen_cmdline.sh | 8 | ||||
| -rwxr-xr-x | gen_determineargs.sh | 29 | ||||
| -rwxr-xr-x | gen_funcs.sh | 41 | ||||
| -rwxr-xr-x | gen_package.sh | 65 | ||||
| -rwxr-xr-x | genkernel | 14 | ||||
| -rw-r--r-- | genkernel.conf | 9 |
7 files changed, 127 insertions, 47 deletions
diff --git a/doc/genkernel.8.txt b/doc/genkernel.8.txt index 00b3874..9e37b32 100644 --- a/doc/genkernel.8.txt +++ b/doc/genkernel.8.txt @@ -390,10 +390,10 @@ OUTPUT SETTINGS *--modulespackage*=<tbz2>:: File to output a .tar.bz2'd modules after the callbacks have run. -*--kerncache*=<tbz2>:: - File to output a .tar.bz2'd kernel, contents of '/lib/modules/' - and the kernel config. NOTE: This is created before the callbacks - are run. +*--kerncache*=<archive>:: + Archive file created using tar containing kernel binary, content of + '/lib/modules' and the kernel config. NOTE: Archive is created before + the callbacks are run. *--*[*no-*]*kernel-sources*:: This option is only valid if kerncache is defined If there is a diff --git a/gen_cmdline.sh b/gen_cmdline.sh index 69a997a..25ce6e5 100755 --- a/gen_cmdline.sh +++ b/gen_cmdline.sh @@ -167,10 +167,9 @@ longusage() { echo " included..." echo " --modulespackage=<tbz2> File to output a .tar.bz2'd modules after the" echo " callbacks have run" - echo " --kerncache=<tbz2> File to output a .tar.bz2'd kernel contents" - echo " of /lib/modules/ and the kernel config" - echo " NOTE: This is created before the callbacks" - echo " are run!" + echo " --kerncache=<archive> Archive file created using tar containing kernel binary," + echo " content of /lib/modules and the kernel config." + echo " NOTE: Archive is created before the callbacks are run!" echo " --no-kernel-sources This option is only valid if kerncache is" echo " defined. If there is a valid kerncache no checks" echo " will be made against a kernel source tree" @@ -651,7 +650,6 @@ parse_cmdline() { ;; --kerncache=*) CMD_KERNCACHE="${*#*=}" - [ ${CMD_KERNCACHE:0:1} != / ] && CMD_KERNCACHE=$PWD/$CMD_KERNCACHE print_info 2 "KERNCACHE: ${CMD_KERNCACHE}" ;; --kernname=*) diff --git a/gen_determineargs.sh b/gen_determineargs.sh index 875ed2b..e1517ca 100755 --- a/gen_determineargs.sh +++ b/gen_determineargs.sh @@ -7,14 +7,16 @@ determine_KV() { if ! isTrue "${KERNEL_SOURCES}" && [ -e "${KERNCACHE}" ] then - /bin/tar -x -C ${TEMP} -f ${KERNCACHE} kerncache.config - if [ -e ${TEMP}/kerncache.config ] + tar -x -C "${TEMP}" -f "${KERNCACHE}" kerncache.config \ + || gen_die "Failed to extract 'kerncache.config' from '${KERNCACHE}' to '${TEMP}'!" + + if [ -e "${TEMP}/kerncache.config" ] then - VER=$(grep ^VERSION\ \= ${TEMP}/kerncache.config | awk '{ print $3 };') - PAT=$(grep ^PATCHLEVEL\ \= ${TEMP}/kerncache.config | awk '{ print $3 };') - SUB=$(grep ^SUBLEVEL\ \= ${TEMP}/kerncache.config | awk '{ print $3 };') - EXV=$(grep ^EXTRAVERSION\ \= ${TEMP}/kerncache.config | sed -e "s/EXTRAVERSION =//" -e "s/ //g") - LOV=$(grep ^CONFIG_LOCALVERSION\= ${TEMP}/kerncache.config | sed -e "s/CONFIG_LOCALVERSION=\"\(.*\)\"/\1/") + VER=$(grep ^VERSION\ \= "${TEMP}"/kerncache.config | awk '{ print $3 };') + PAT=$(grep ^PATCHLEVEL\ \= "${TEMP}"/kerncache.config | awk '{ print $3 };') + SUB=$(grep ^SUBLEVEL\ \= "${TEMP}"/kerncache.config | awk '{ print $3 };') + EXV=$(grep ^EXTRAVERSION\ \= "${TEMP}"/kerncache.config | sed -e "s/EXTRAVERSION =//" -e "s/ //g") + LOV=$(grep ^CONFIG_LOCALVERSION\ \= "${TEMP}"/kerncache.config | sed -e "s/CONFIG_LOCALVERSION=\"\(.*\)\"/\1/") KV=${VER}.${PAT}.${SUB}${EXV}${LOV} else gen_die "Could not find kerncache.config in the kernel cache! Exiting." @@ -252,9 +254,18 @@ determine_real_args() { if [ -n "${KERNCACHE}" ] then + KERNCACHE=$(expand_file "${CMD_KERNCACHE}") + if [[ -z "${KERNCACHE}" || "${KERNCACHE}" != *.tar* ]] + then + gen_die "--kerncache value '${CMD_KERNCACHE}' is invalid!" + fi + local kerncache_dir=$(dirname "${KERNCACHE}") - mkdir -p "${kerncache_dir}" \ - || gen_die "Failed to create '${kerncache_dir}'!" + if [ ! -d "${kerncache_dir}" ] + then + mkdir -p "${kerncache_dir}" \ + || gen_die "Failed to create '${kerncache_dir}'!" + fi fi if ! isTrue "${BUILD_RAMDISK}" diff --git a/gen_funcs.sh b/gen_funcs.sh index c83e261..9a8c794 100755 --- a/gen_funcs.sh +++ b/gen_funcs.sh @@ -526,6 +526,47 @@ debug_breakpoint() { exit 99 } +# @FUNCTION: get_tar_cmd +# @USAGE: <ARCHIVE> +# @DESCRIPTION: +# Returns tar command which can make use of pbzip2, pxz or pigz when +# possible. +# +# <ARCHIVE> Archive file +get_tar_cmd() { + [[ ${#} -ne 1 ]] \ + && gen_die "$(get_useful_function_stack "${FUNCNAME}")Invalid usage of ${FUNCNAME}(): Function takes exactly one arguments (${#} given)!" + + local archive_file=${1} + + local -a tar_cmd + tar_cmd+=( 'tar -c' ) + + local pcmd + if [[ "${archive_file}" == *.tar.bz2 ]] + then + pcmd=$(which pbzip2 2>/dev/null) + elif [[ "${archive_file}" == *.tar.xz ]] + then + pcmd=$(which pxz 2>/dev/null) + elif [[ "${archive_file}" == *.tar.gz ]] + then + pcmd=$(which pigz 2>/dev/null) + fi + + if [ -n "${pcmd}" ] + then + tar_cmd+=( "-I ${pcmd}" ) + else + tar_cmd+=( '-a' ) + fi + + tar_cmd+=( '-pf' ) + tar_cmd+=( "${archive_file}" ) + + echo "${tar_cmd[@]}" +} + get_useful_function_stack() { local end_function=${1:-${FUNCNAME}} local n_functions=${#FUNCNAME[@]} diff --git a/gen_package.sh b/gen_package.sh index d8ffac0..8b6816e 100755 --- a/gen_package.sh +++ b/gen_package.sh @@ -81,54 +81,73 @@ gen_modulespackage() { return 0 } -gen_kerncache() -{ +gen_kerncache() { print_info 1 '' - print_info 1 "Creating kernel cache in '${KERNCACHE}'..." - rm -rf "${TEMP}/kerncache" > /dev/null 2>&1 - mkdir "${TEMP}/kerncache" || gen_die 'Could not make a directory for the kernel cache!' + print_info 1 "Creating kernel cache in '${KERNCACHE}' ..." + rm -rf "${TEMP}/kerncache" >/dev/null 2>&1 + mkdir "${TEMP}/kerncache" || gen_die "Failed to create '${TEMP}/kerncache'!" local tmp_kernel_binary=$(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" + gen_die "Failed locate kernel binary '${KERNEL_BINARY}'!" fi - cd "${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}" + cd "${KERNEL_OUTPUTDIR}" || gen_die "Failed to chdir to '${KERNEL_OUTPUTDIR}'!" + + cp -aL "${tmp_kernel_binary}" "${TEMP}/kerncache/kernel-${ARCH}-${KV}" \ + || gen_die "Could not copy the kernel binary '${tmp_kernel_binary}' for the kernel package!" + + cp -aL "${KERNEL_OUTPUTDIR}/.config" "${TEMP}/kerncache/config-${ARCH}-${KV}" \ + || gen_die "Could not copy the kernel config '${KERNEL_OUTPUTDIR}/.config' for the kernel package!" 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" + zcat "${KERNEL_CONFIG}" > "${TEMP}/kerncache/config-${ARCH}-${KV}.orig" \ + || gen_die "Could not copy the kernel config '${KERNEL_CONFIG}' for the kernel package!" else - cp "${KERNEL_CONFIG}" "${TEMP}/kerncache/config-${ARCH}-${KV}.orig" + cp -aL "${KERNEL_CONFIG}" "${TEMP}/kerncache/config-${ARCH}-${KV}.orig" \ + || gen_die "Could not copy the kernel config '${KERNEL_CONFIG}' for the kernel package!" fi - cp "${KERNEL_OUTPUTDIR}/System.map" "${TEMP}/kerncache/System.map-${ARCH}-${KV}" + + cp -aL "${KERNEL_OUTPUTDIR}/System.map" "${TEMP}/kerncache/System.map-${ARCH}-${KV}" \ + || gen_die "Could not copy the System.map '${KERNEL_OUTPUTDIR}/System.map' for the kernel package!" + if isTrue "${GENZIMAGE}" then - cp "${tmp_kernel_binary2}" "${TEMP}/kerncache/kernelz-${ARCH}-${KV}" || gen_die "Could not copy the kernelz for the kernel package" + local tmp_kernel_binary2=$(find_kernel_binary ${KERNEL_BINARY_2}) + if [ -z "${tmp_kernel_binary2}" ] + then + gen_die "Failed locate kernelz binary '${KERNEL_BINARY_2}'!" + fi + + cp -aL "${tmp_kernel_binary2}" "${TEMP}/kerncache/kernelz-${ARCH}-${KV}" \ + || gen_die "Could not copy the kernelz '${tmp_kernel_binary2}' for the kernel package!" fi - echo "VERSION = ${VER}" > "${TEMP}/kerncache/kerncache.config" + echo "VERSION = ${VER}" > "${TEMP}/kerncache/kerncache.config" \ + || gen_die "Failed to write to '${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" + echo "CONFIG_LOCALVERSION = ${LOV}" >> "${TEMP}/kerncache/kerncache.config" - mkdir -p "${TEMP}/kerncache/lib/modules/" + mkdir -p "${TEMP}/kerncache/lib/modules/" \ + || gen_die "Failed to create '${TEMP}/kerncache/lib/modules'" - if [ -d ${INSTALL_MOD_PATH}/lib/modules/${KV} ] + if [ -d "${INSTALL_MOD_PATH}/lib/modules/${KV}" ] then - cp -r "${INSTALL_MOD_PATH}/lib/modules/${KV}" "${TEMP}/kerncache/lib/modules" + cp -arP "${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}/kerncache" || gen_die "Failed to chdir to '${TEMP}/kerncache'!" - cd "${TEMP}" - isTrue "${CMD_DEBUGCLEANUP}" && rm -rf "${TEMP}/kerncache" > /dev/null - return 0 + local -a tar_cmd=( "$(get_tar_cmd "${KERNCACHE}")" ) + tar_cmd+=( '*' ) + + print_info 2 "COMMAND: ${tar_cmd[*]}" 1 0 1 + eval "${tar_cmd[@]}" || gen_die "Failed to create compressed kernel package '${KERNCACHE}'!" } gen_kerncache_extract_kernel() @@ -321,7 +321,19 @@ then compile_kernel fi -[ -n "${KERNCACHE}" ] && gen_kerncache +if [ -n "${KERNCACHE}" ] +then + if ! isTrue "${KERNCACHE_IS_VALID}" + then + # Only update KERNCACHE when KERNCACHE wasn't used because + # when it was used nothing has been changed so no update is + # necessary. + gen_kerncache + else + print_info 3 "Kerncache was used and kernel/modules therefore didn't change; Skipping '${KERNCACHE}' generation ..." + fi +fi + [ -n "${MINKERNPACKAGE}" ] && gen_minkernpackage [ -n "${MODULESPACKAGE}" ] && gen_modulespackage diff --git a/genkernel.conf b/genkernel.conf index 3504b26..84f1088 100644 --- a/genkernel.conf +++ b/genkernel.conf @@ -283,11 +283,10 @@ DEFAULT_KERNEL_SOURCE="/usr/src/linux" # Make and install kernelz image (PowerPC) #GENZIMAGE="no" -# File to output a .tar.bz2'd kernel contents -# of /lib/modules/ and the kernel config -# NOTE: This is created before the callbacks -# are run! -#KERNCACHE="/path/to/file.bz2" +# Archive file created using tar containing kernel binary, content +# of /lib/modules and the kernel config. +# NOTE: Archive is created before the callbacks are run! +#KERNCACHE="/path/to/file.tar.xz" # Prefix to kernel module destination, modules # will be installed in <prefix>/lib/modules |