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355 lines
8.9 KiB
355 lines
8.9 KiB
#!/bin/bash
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# Copyright 2015 Calculate Ltd. http://www.calculate-linux.org
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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PATH=/lib/rc/bin:$PATH
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CL_KERNEL_VERSION=0.1
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DESCRIPTION="Create kernel utility"
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DEFAULT_KERNEL_DIRECTORY=/usr/src/linux
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SRC_DIRECTORY=/usr/src
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LOCAL_TEMPLATES_DIR=/var/calculate/templates/kernel
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TEMPLATES_BACKUP=${LOCAL_TEMPLATES_DIR}/backup
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TEMPLATE_NAME_PREFIX=10-config-
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DEBUG_LOG=/var/log/calculate/cl-kernel.log
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KVER=
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KERNEL_DIR=${DEFAULT_KERNEL_DIRECTORY}
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# create base config
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CREATE_BASE=1
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# create config by template
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CREATE_NEW=1
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BUILD_KERNEL=
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: >$DEBUG_LOG
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set -e
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usage() {
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cat << EOF
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Usage: $0 [OPTION]
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Version: $CL_KERNEL_VERSION
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${DESCRIPTION}
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-h, --help Display all options
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EOF
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}
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long_usage() {
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cat <<EOF
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Usage: $0 [OPTION]
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Version: $CL_KERNEL_VERSION
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${DESCRIPTION}
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--kver [VERSION] Specify kernel version
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--kver-old [VERSION] Specify kernel version for new options
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--skip-build Do not build kernel after configuration
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--march [ARCH] Kernel architecture
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--convert Migrate .config in kernel directory to templates
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EOF
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}
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rearrange_params() {
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TEMP=$(unset POSIXLY_CORRECT; getopt \
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-o "h" \
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--long help \
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--long kver: \
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--long kver-old: \
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--long march: \
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--long convert \
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--long skip-build \
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-- "$@")
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if (( $? != 0 )); then
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usage
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exit 1
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fi
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}
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do_args() {
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while :; do
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case $1 in
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-h|--help)
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long_usage
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exit 0
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;;
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--kver)
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KVER="$2"
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shift
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;;
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--kver-old)
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KVER_OLD="$2"
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shift
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;;
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--march)
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MARCH="$2"
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if [[ ${MARCH} != "x86" ]] && [[ ${MARCH} != "x86_64" ]]
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then
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eerror "Error in parameter --march. The value may be 'x86' or 'x86_64'"
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fi
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shift
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;;
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--convert)
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MIGRATE=1
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CREATE_NEW=
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;;
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--skip-build)
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BUILD_KERNEL=
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;;
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--) shift; break;;
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*)
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usage;
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eerror "Unknown option: $1"
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esac
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shift
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done
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}
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variable_value()
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{
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local varname=$1
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cl-core-variables-show --only-value $varname
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}
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added_options() {
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local orig_file=$1
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local new_file=$2
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diff -u $orig_file $new_file | grep "^+C" | sed 's/^.//' | sort
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}
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options_name() {
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sed -r 's/^(.*=)(.*)$/\1/'
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}
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grep_patterns() {
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awk '{print "-e "$1}'
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}
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exclude_options() {
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if [[ -n $1 ]]
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then
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grep -v $*
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else
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cat
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fi
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}
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removed_options() {
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diff -u $orig_file $new_file | grep "^-C" | sed 's/^.//' | sort
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}
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remove_syntax() {
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sed -r 's/^(.*=.*)$/!\1/'
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}
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discard_option_n() {
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grep -v "=n$"
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}
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diff_template_body() {
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local orig_file=$1
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local new_file=$2
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#diff -u $orig_file $new_file &>/tmp/myout || true
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grep_opts=( $(added_options $orig_file $new_file | options_name | grep_patterns) )
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removed_options $orig_file $new_file | exclude_options ${grep_opts[*]} | remove_syntax | discard_option_n || true
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grep_opts_remove=( $(removed_options $orig_file $new_file | grep_patterns) )
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added_options $orig_file $new_file | exclude_options ${grep_opts_remove[*]} || true
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}
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diff_template_head() {
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local category_pn=$1
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local pv=$2
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echo "# Calculate format=kernel name=.config os_arch_machine==${TEMPLATE_ARCH}&&merge(${category_pn})>=${pv}"
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}
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variable_value()
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{
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local varname=$1
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/usr/sbin/cl-core-variables-show --only-value $varname
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}
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create_template() {
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local category_pn=$1
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local pv=$2
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local base_config=$3
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local new_config=$4
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diff_template_head ${category_pn} ${pv}
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diff_template_body ${base_config} ${new_config}
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}
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create_kernel_config() {
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local kernel_dir=$1
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local category_pn=( ${2/\// } )
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local category=${category_pn[0]}
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local pn=${category_pn[1]}
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local pv=$3
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local tempdir=$(mktemp -d)
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local config=$(mktemp)
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[[ -n $4 ]] && local templates="-T $4"
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(cd ${kernel_dir};ARCH=$MARCH KCONFIG_CONFIG=.config_clkernel make defconfig;mv .config_clkernel ${tempdir}/.config) &>>$DEBUG_LOG ||
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eerror "Failed to create default kernel config"
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/usr/sbin/cl-core-patch --pkg-name ${pn} --pkg-category ${category} --pkg-version=${pv} --pkg-slot=${pv} --pkg-path=$tempdir $templates &>>$DEBUG_LOG || eerror "Failed to apply kernel templates"
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cat $tempdir/.config || eerror "Kernel configuration file not found"
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rm -rf $tempdir &>>$DEBUG_LOG
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}
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check_kernel_sources() {
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local sources_dir=$1
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[[ -f ${sources_dir}/arch/x86/configs/i386_defconfig ]]
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}
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list_kernel() {
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for f in "${EROOT}"/usr/src/linux-[[:digit:]]*; do
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check_kernel_sources $f && einfo $(basename "${f}" | sed 's/linux-//')
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done
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}
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#####################
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# Process options
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#####################
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rearrange_params "$@"
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eval set -- "$TEMP"
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do_args "$@"
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######################
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#
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######################
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[[ -z $MARCH ]] && MARCH=$(/usr/bin/arch)
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if [[ "$MARCH" == "x86" ]] || [[ "$MARCH" == "i686" ]]
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then
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MARCH=i386
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TEMPLATE_ARCH=i686
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NAME_ARCH=x86
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else
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TEMPLATE_ARCH=$MARCH
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NAME_ARCH=$MARCH
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fi
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if [[ $KVER == "list" ]] || [[ $KVER_OLD == "list" ]]
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then
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list_kernel
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exit 0
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fi
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if [[ -n $KVER ]]
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then
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KERNEL_DIR=${SRC_DIRECTORY}/linux-${KVER}
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fi
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if [[ -n $KVER_OLD ]]
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then
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KERNEL_OLD_DIR=${SRC_DIRECTORY}/linux-${KVER_OLD}
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fi
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for check_dir in ${KERNEL_DIR} ${KERNEL_OLD_DIR}
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do
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[[ -d ${check_dir} ]] || eerror "Kernel directory ${check_dir} not found"
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check_kernel_sources ${check_dir} || eerror "Kernel directory ${check_dir} has not full sources"
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done
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if ! [[ -d $LOCAL_TEMPLATES_DIR ]]
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then
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(mkdir -p $LOCAL_TEMPLATES_DIR ;
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echo "# Calculate env=install cl_ver>=3.3.0 cl_name==calculate-core&&ac_install_patch==on append=skip" >${LOCAL_TEMPLATES_DIR}/.calculate_directory) ||
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eerror "Failed to create local kernel template directory"
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fi
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NEW_CONFIG=${KERNEL_DIR}/.config
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CATEGORY_PN=$( qfile -C ${KERNEL_DIR}/Makefile | awk '{print $1}' )
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PV=$( qfile -Cv ${KERNEL_DIR}/Makefile | awk '{print $1}' )
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PV=${PV/$CATEGORY_PN-/}
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if [[ -n $KERNEL_OLD_DIR ]]
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then
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CATEGORY_PN_OLD=$( qfile -C ${KERNEL_OLD_DIR}/Makefile | awk '{print $1}' )
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PV_OLD=$( qfile -Cv ${KERNEL_OLD_DIR}/Makefile | awk '{print $1}' )
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PV_OLD=${PV_OLD/${CATEGORY_PN_OLD}-/}
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fi
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[[ $KVER =~ ^([[:digit:]]+\.[[:digit:]]+) ]] && PV2=${BASH_REMATCH[0]} || PV2=$PV
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TEMPLATE_NAME="${LOCAL_TEMPLATES_DIR}/${TEMPLATE_NAME_PREFIX}${NAME_ARCH}-${PV2}"
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##########################
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# Preparing kernel configs
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##########################
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if [[ -n $CREATE_NEW ]]
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then
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ebegin "Prepare current kernel config"
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create_kernel_config ${KERNEL_OLD_DIR:-${KERNEL_DIR}} \
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${CATEGORY_PN_OLD:-${CATEGORY_PN}} \
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${PV_OLD:-${PV}} >$NEW_CONFIG
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eend
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else
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ebegin "Use current kernel config"
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eend
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fi
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BASE_CONFIG=$( mktemp )
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ebegin "Prepare base kernel config"
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if [[ -n $CREATE_BASE ]]
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then
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TEMPLATES=$(variable_value main.cl_template_location)
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create_kernel_config ${KERNEL_DIR} ${CATEGORY_PN} ${PV} ${TEMPLATES/,local,remote/} >$BASE_CONFIG
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else
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cp $NEW_CONFIG $BASE_CONFIG
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fi
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eend
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###########################
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# Execute menuconfig
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###########################
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(cd $KERNEL_DIR; [[ -n ${KERNEL_OLD_DIR} ]] && make oldconfig; make -s menuconfig) || true
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###########################
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# Creating template
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###########################
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NEW_TEMPLATE=$( mktemp )
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create_template $CATEGORY_PN $PV2 $BASE_CONFIG $NEW_CONFIG >${NEW_TEMPLATE}
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# create backup
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if ls ${LOCAL_TEMPLATES_DIR}/${TEMPLATE_NAME_PREFIX}* &>/dev/null
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then
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for i in ${LOCAL_TEMPLATES_DIR}/${TEMPLATE_NAME_PREFIX}*
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do
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if diff -u $i $NEW_TEMPLATE &>/dev/null
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then
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einfo "Remove template $(basename $i)"
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rm $i
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else
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newname="$(basename $i)-$(date +%Y%m%d_%H%M -r $i)"
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einfo "Backup template $(basename $i) -> ${newname}"
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if ! [[ -d ${TEMPLATES_BACKUP} ]]
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then
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(mkdir -p ${TEMPLATES_BACKUP} &&
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echo "# Calculate cl_action==skip" >${TEMPLATES_BACKUP}/.calculate_directory) || eerror "Failed to create backup directory"
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fi
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mv $i ${TEMPLATES_BACKUP}/${newname}
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fi
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done
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fi
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mv $NEW_TEMPLATE $TEMPLATE_NAME
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rm -f $BASE_CONFIG
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if [[ -n ${BUILD_KERNEL} ]]
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then
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einfo "make && make modules && make install && make modules_install"
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fi
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einfo "All done!"
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