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-rwxr-xr-xbuild-test-kernel434
1 files changed, 222 insertions, 212 deletions
diff --git a/build-test-kernel b/build-test-kernel
index 3314075..7a54e61 100755
--- a/build-test-kernel
+++ b/build-test-kernel
@@ -1,7 +1,5 @@
#!/bin/bash
-# Dec 2019: requires additional validation via https://github.com/koalaman/shellcheck
-
set -o nounset
set -o errexit
set -o errtrace
@@ -9,56 +7,58 @@ set -o errtrace
ktest_dir=$(dirname "$(readlink -f "$0")")
KTEST=$ktest_dir/ktest
-source "$ktest_dir/lib/libktest.sh"
+. "$ktest_dir/lib/libktest.sh"
checkdep gcc
checkdep make
-ktest_kernel_source="." # dir of kernel source
-# set with: -k <path>
-# defaults: current directory
-ktest_kernel_build="" # kernel build dir
-# defaults to
-# $ktest_kernel_source/.build-test-kernel-$ktest_arch
-ktest_kernel_binary="" # kernel output dir
-# defaults to $ktest_kernel_build/kpkg
+ktest_kernel_source="." # dir of kernel source
+ # set with: -k <path>
+ # defaults: current directory
+ktest_kernel_build="" # kernel build dir
+ # defaults to
+ # $ktest_kernel_source/.build-test-kernel-$ktest_arch
+ktest_kernel_binary="" # kernel output dir
+ # defaults to $ktest_kernel_build/kpkg
-BUILD=1 # if set to 1, kernel will build
+BUILD=1 # if set to 1, kernel will build
DEPS=1
-COVERAGE="" # doing code coverage?
+COVERAGE="" # doing code coverage?
MAKEARGS=()
ktest_njobs=$(($(grep -c '^processor' /proc/cpuinfo) * 2))
-# number of jobs to passed to make during kernel compile
-# sets with: -j
-# defaults to 2 * number of processor
-
-usage() {
- echo "build-test-kernel: Run generic virtual machine tests"
- echo "Usage: build-test-kernel cmd [options]"
- ktest_usage_cmds
- echo " oldconfig Run make oldconfig"
- echo " config Run make nconfig"
- echo
- echo " options:"
- ktest_usage_opts
- echo
- echo " options for build-test-kernel run:"
- ktest_usage_run_opts
- echo " -k <dir> kernel source dir"
- echo " -b <dir> build directory for kernel (default: kernel_source/.build-test-kernel)"
- echo " -o <dir> output directory for kernel binary (default: kernel_build/kpkg"
- echo " -K don't rebuild kernel"
- echo " -D don't modify kernel .config"
- echo " -c <dir> enable coverage for this dir (only valid without -K)"
- echo " -j <num> j option to make"
- echo " -K don't rebuild kernel"
- echo
- ktest_usage_post
+ # number of jobs to passed to make during kernel compile
+ # sets with: -j
+ # defaults to 2 * number of processor
+
+
+usage()
+{
+ echo "build-test-kernel: Run generic virtual machine tests"
+ echo "Usage: build-test-kernel cmd [options]"
+ ktest_usage_cmds
+ echo " oldconfig Run make oldconfig"
+ echo " config Run make nconfig"
+ echo
+ echo " options:"
+ ktest_usage_opts
+ echo
+ echo " options for build-test-kernel run:"
+ ktest_usage_run_opts
+ echo " -k <dir> kernel source dir"
+ echo " -b <dir> build directory for kernel (default: kernel_source/.build-test-kernel)"
+ echo " -o <dir> output directory for kernel binary (default: kernel_build/kpkg"
+ echo " -K don't rebuild kernel"
+ echo " -D don't modify kernel .config"
+ echo " -c <dir> enable coverage for this dir (only valid without -K)"
+ echo " -j <num> j option to make"
+ echo " -K don't rebuild kernel"
+ echo
+ ktest_usage_post
}
-if [[ $# == 0 ]]; then
- usage
- exit 1
+if [[ $# = 0 ]]; then
+ usage
+ exit 1
fi
#parse command and shift for rest of arg parsing
@@ -66,56 +66,56 @@ CMD="$1"
shift
while getopts "k:b:o:KDc:j:h${ktest_args}" arg; do
- case $arg in
+ case $arg in
k)
- ktest_kernel_source="$OPTARG"
- ;;
+ ktest_kernel_source="$OPTARG"
+ ;;
b)
- ktest_kernel_build="$OPTARG"
- ;;
+ ktest_kernel_build="$OPTARG"
+ ;;
o)
- ktest_kernel_binary="$OPTARG"
- ;;
+ ktest_kernel_binary="$OPTARG"
+ ;;
K)
- BUILD=""
- ;;
+ BUILD=""
+ ;;
D)
- DEPS=""
- ;;
+ DEPS=""
+ ;;
c)
- if [[ ! -d $OPTARG ]]; then
- echo "$OPTARG must be a directory"
- exit 1
- fi
-
- checkdep lcov
-
- # Strip trailing / from directory name, substitute _ for /
- OPTARG=$(echo "${OPTARG%/}" | tr / _)
- MAKEARGS+=("GCOV_PROFILE_$OPTARG=y")
- COVERAGE=1
- ;;
+ if [[ ! -d $OPTARG ]]; then
+ echo "$OPTARG must be a directory"
+ exit 1
+ fi
+
+ checkdep lcov
+
+ # Strip trailing / from directory name, substitute _ for /
+ OPTARG=$(echo "${OPTARG%/}"|tr / _)
+ MAKEARGS+=("GCOV_PROFILE_$OPTARG=y")
+ COVERAGE=1
+ ;;
j)
- ktest_njobs=$OPTARG
- ;;
+ ktest_njobs=$OPTARG
+ ;;
h)
- usage
- exit 0
- ;;
- esac
- parse_ktest_arg "$arg"
+ usage
+ exit 0
+ ;;
+ esac
+ parse_ktest_arg $arg
done
-shift $((OPTIND - 1))
+shift $(( OPTIND - 1 ))
# default parameters
-[[ -z $ktest_kernel_source ]] && ktest_kernel_source="."
-[[ -z $ktest_kernel_build ]] && ktest_kernel_build="$ktest_kernel_source/.build_test_kernel-$ktest_arch"
-[[ -z $ktest_kernel_binary ]] && ktest_kernel_binary="$ktest_kernel_build/kpgk"
+[[ -z $ktest_kernel_source ]] && ktest_kernel_source="."
+[[ -z $ktest_kernel_build ]] && ktest_kernel_build="$ktest_kernel_source/.build_test_kernel-$ktest_arch"
+[[ -z $ktest_kernel_binary ]] && ktest_kernel_binary="$ktest_kernel_build/kpgk"
if [[ ! -d $ktest_kernel_source ]]; then
- echo "kernel source directory $ktest_kernel_source does not exist"
- exit 1
+ echo "kernel source directory $ktest_kernel_source does not exist"
+ exit 1
fi
ktest_kernel_source=$(readlink -e "$ktest_kernel_source")
@@ -128,189 +128,199 @@ ktest_kernel_binary=$(readlink -f "$ktest_kernel_binary")
parse_args_post
if [[ -n $CROSS_COMPILE ]]; then
- checkdep "$ARCH_TRIPLE-gcc" "gcc-$ARCH_TRIPLE"
+ checkdep "$ARCH_TRIPLE-gcc" "gcc-$ARCH_TRIPLE"
fi
-run_ktest() {
- arg=$1
- shift
+run_ktest()
+{
+ arg=$1
+ shift
- "$KTEST" "$arg" "$KTESTARGS" -k "$ktest_kernel_binary" "$@"
+ "$KTEST" "$arg" $KTESTARGS -k "$ktest_kernel_binary" "$@"
}
-do_make() {
- if [[ -n $CROSS_COMPILE ]]; then
- export ARCH="$KERNEL_ARCH"
- export CROSS_COMPILE="$ARCH_TRIPLE-"
- fi
-
- # work around a bug in make - maybe not needed anymore?
- # if [[ $# = 0 || $1 != nconfig ]]; then
- # MAKEARGS+=("--output-sync=target")
- # fi
-
- make --jobs="$ktest_njobs" \
- --directory="$ktest_kernel_source" \
- O="$ktest_kernel_build" \
- INSTALL_MOD_PATH="$ktest_kernel_binary" \
- SKIP_STACK_VALIDATION=1 \
- "${MAKEARGS[@]}" \
- "$@"
+do_make()
+{
+ if [[ -n $CROSS_COMPILE ]]; then
+ export ARCH="$KERNEL_ARCH"
+ export CROSS_COMPILE="$ARCH_TRIPLE-"
+ fi
+
+ # work around a bug in make - maybe not needed anymore?
+# if [[ $# = 0 || $1 != nconfig ]]; then
+# MAKEARGS+=("--output-sync=target")
+# fi
+
+ make --jobs="$ktest_njobs" \
+ --directory="$ktest_kernel_source" \
+ O="$ktest_kernel_build" \
+ INSTALL_MOD_PATH="$ktest_kernel_binary" \
+ SKIP_STACK_VALIDATION=1 \
+ "${MAKEARGS[@]}" \
+ "$@"
}
-new_config() {
- local kconfig="$ktest_kernel_build/.config"
- local config_tool="$ktest_kernel_source/scripts/config"
+new_config()
+{
+ local kconfig="$ktest_kernel_build/.config"
+ local config_tool="$ktest_kernel_source/scripts/config"
- if [[ ! -f $kconfig ]]; then
- do_make allnoconfig
+ if [[ ! -f $kconfig ]]; then
+ do_make allnoconfig
- # Really undefine everything:
- sed -i -e 's/\(CONFIG_.*\)=.*/# \1 is not set/' "$kconfig"
- fi
+ # Really undefine everything:
+ sed -i -e 's/\(CONFIG_.*\)=.*/# \1 is not set/' "$kconfig"
+ fi
}
-kernel_opt() {
- local cmd=$1
- local opt=$2
- local kconfig="$ktest_kernel_build/.config"
- local config_tool="$ktest_kernel_source/scripts/config"
-
- if [[ $opt =~ = ]]; then
- local val=${opt: -1}
- opt="${opt%=?}"
- else
- local val=y
- fi
-
- case $cmd in
+kernel_opt()
+{
+ local cmd=$1
+ local opt=$2
+ local kconfig="$ktest_kernel_build/.config"
+ local config_tool="$ktest_kernel_source/scripts/config"
+
+ if [[ $opt =~ = ]]; then
+ local val=${opt: -1}
+ opt="${opt%=?}"
+ else
+ local val=y
+ fi
+
+ case $cmd in
set)
- "$config_tool" --file "$kconfig" --set-val "$opt" "$val"
- ;;
+ "$config_tool" --file "$kconfig" --set-val "$opt" "$val"
+ ;;
check)
- local c=$("$config_tool" --file "$kconfig" -s "$opt")
-
- if [[ $c != "$val" ]]; then
- echo "Kernel config option $opt is $c; should be $val"
- exit 1
- fi
- ;;
- esac
-}
-
-build_kernel() {
- local magic=$ktest_kernel_binary/ktest-kernel-binary-dir
+ local c=$("$config_tool" --file "$kconfig" -s "$opt")
- if [[ -e $ktest_kernel_binary ]] && [[ ! -d $ktest_kernel_binary ]]; then
- echo "$ktest_kernel_binary already exists and is not a directory"
+ if [[ $c != $val ]]; then
+ echo "Kernel config option $opt is $c; should be $val"
exit 1
- fi
+ fi
+ ;;
+ esac
+}
- if [[ -d $ktest_kernel_binary ]] && [[ -n $(ls -A "$ktest_kernel_binary") ]]; then
- if [[ ! -f $magic ]]; then
- echo "$ktest_kernel_binary already exists and has non ktest kernel contents"
- exit 1
- fi
+build_kernel()
+{
+ local magic=$ktest_kernel_binary/ktest-kernel-binary-dir
+
+ if [[ -e $ktest_kernel_binary ]] && [[ ! -d $ktest_kernel_binary ]]; then
+ echo "$ktest_kernel_binary already exists and is not a directory"
+ exit 1
+ fi
- rm -rf "$ktest_kernel_binary"
+ if [[ -d $ktest_kernel_binary ]] && [[ -n $(ls -A $ktest_kernel_binary) ]]; then
+ if [[ ! -f $magic ]]; then
+ echo "$ktest_kernel_binary already exists and has non ktest kernel contents"
+ exit 1
fi
- mkdir -p "$ktest_kernel_binary"
- touch "$magic"
+ rm -rf "$ktest_kernel_binary"
+ fi
- if [[ -n $DEPS ]]; then
- new_config
+ mkdir -p "$ktest_kernel_binary"
+ touch "$magic"
- for opt in "${ktest_kernel_config_require[@]}"; do
- [[ -n $opt ]] && kernel_opt set "$opt"
- done
+ if [[ -n $DEPS ]]; then
+ new_config
- do_make olddefconfig
+ for opt in "${ktest_kernel_config_require[@]}"; do
+ [[ -n $opt ]] && kernel_opt set "$opt"
+ done
- for opt in "${ktest_kernel_config_require[@]}"; do
- [[ -n $opt ]] && kernel_opt check "$opt"
- done
- fi
+ do_make olddefconfig
+
+ for opt in "${ktest_kernel_config_require[@]}"; do
+ [[ -n $opt ]] && kernel_opt check "$opt"
+ done
+ fi
- case $KERNEL_ARCH in
+ case $KERNEL_ARCH in
mips)
- do_make vmlinuz
- ;;
+ do_make vmlinuz
+ ;;
*)
- do_make
- ;;
- esac
-
- local BOOT=$ktest_kernel_build/arch/$KERNEL_ARCH/boot
-
- if [[ -f "$BOOT/bzImage" ]]; then
- install -m0644 "$BOOT/bzImage" "$ktest_kernel_binary/vmlinuz"
- elif [[ -f "$BOOT/vmlinux.strip" ]]; then
- install -m0644 "$BOOT/vmlinux.strip" "$ktest_kernel_binary/vmlinuz"
- else
- install -m0644 "$ktest_kernel_build/vmlinux" "$ktest_kernel_binary/vmlinuz"
- fi
+ do_make
+ ;;
+ esac
+
+ local BOOT=$ktest_kernel_build/arch/$KERNEL_ARCH/boot
- install -m0644 "$ktest_kernel_build/vmlinux" "$ktest_kernel_binary/vmlinux"
- install -m0644 "$ktest_kernel_build/.config" "$ktest_kernel_binary/config"
+ if [[ -f "$BOOT/bzImage" ]]; then
+ install -m0644 "$BOOT/bzImage" "$ktest_kernel_binary/vmlinuz"
+ elif [[ -f "$BOOT/vmlinux.strip" ]]; then
+ install -m0644 "$BOOT/vmlinux.strip" "$ktest_kernel_binary/vmlinuz"
+ else
+ install -m0644 "$ktest_kernel_build/vmlinux" "$ktest_kernel_binary/vmlinuz"
+ fi
- # if there weren't actually any modules selected, make modules_install gets
- # confused:
- touch "$ktest_kernel_build/modules.order"
- touch "$ktest_kernel_build/modules.builtin"
+ install -m0644 "$ktest_kernel_build/vmlinux" "$ktest_kernel_binary/vmlinux"
+ install -m0644 "$ktest_kernel_build/.config" "$ktest_kernel_binary/config"
- do_make modules_install
+ # if there weren't actually any modules selected, make modules_install gets
+ # confused:
+ touch "$ktest_kernel_build/modules.order"
+ touch "$ktest_kernel_build/modules.builtin"
+
+ do_make modules_install
}
-cmd_run() {
- if [[ $# == 0 ]]; then
- echo "build-test-kernel: missing test"
- usage
- exit 1
- fi
+cmd_run()
+{
+ if [[ $# = 0 ]]; then
+ echo "build-test-kernel: missing test"
+ usage
+ exit 1
+ fi
- ktest_test=$1
- shift
- ktest_testargs=("$@")
+ ktest_test=$1
+ shift
+ ktest_testargs="$@"
- parse_test_deps "$ktest_test"
+ parse_test_deps "$ktest_test"
- if [[ -n $COVERAGE ]]; then
- ktest_kernel_config_require+=(GCOV_KERNEL)
- fi
+ if [[ -n $COVERAGE ]]; then
+ ktest_kernel_config_require+=(GCOV_KERNEL)
+ fi
- if [[ -n $BUILD ]]; then
- run_quiet "building kernel" build_kernel
- fi
+ if [[ -n $BUILD ]]; then
+ run_quiet "building kernel" build_kernel
+ fi
- start_vm
+ start_vm
}
-cmd_boot() {
- cmd_run "$ktest_dir/boot.ktest"
+cmd_boot()
+{
+ cmd_run "$ktest_dir/boot.ktest"
}
-cmd_oldconfig() {
- new_config
- do_make oldconfig
+cmd_oldconfig()
+{
+ new_config
+ do_make oldconfig
}
-cmd_config() {
- new_config
- do_make nconfig
+cmd_config()
+{
+ new_config
+ do_make nconfig
}
-cmd_help() {
- usage
+cmd_help()
+{
+ usage
}
if [[ $(type -t "cmd_$CMD") == function ]]; then
- CMD="cmd_$CMD"
+ CMD="cmd_$CMD"
elif [[ $(type -t "ktest_$CMD") == function ]]; then
- CMD="ktest_$CMD"
+ CMD="ktest_$CMD"
else
- usage
- exit 1
+ usage
+ exit 1
fi
$CMD "$@"
generated by cgit v1.2.3 (git 2.46.0) at 2025-07-01 02:12:01 +0000