Corrections, updates and improved error handling
This commit is contained in:
205
kernel.sh
205
kernel.sh
@ -1,12 +1,10 @@
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#!/bin/bash
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UPDATED="2025-04-12"
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UPDATED="2025-04-15"
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DISABLE=1 # disable some options
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ENABLE=1 # enable some options
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SECURED=1 # enable/disable security
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DISABLE=1 # disable options
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ENABLE=1 # enable options
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PATCHES=1 # enable/disable patch apply
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UARCH=0 # apply more uarch patch
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CLANG=0 # use Clang compiler (if not, use GCC)
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O3=1 # use -O3 vs -O2 (optimisation)
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ARCH="native" # target architecture (uarch patch)
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CONFIGCLOUD=1 # enable cloud 'from' config
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@ -15,8 +13,11 @@ CONFIGMOD=0 # enable all mod config
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SCRATCH=0 # perform from scratch (remove preexisting content)
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UNCOMPRESS=1 # perform uncompress if already exist
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CLEANUP=1 # perform folder cleanup
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SECURED=1 # enable/disable security
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CLANG=0 # use Clang compiler (if not, use GCC)
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O3=1 # use -O3 vs -O2 (optimisation)
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ARCH="native" # target architecture (uarch patch)
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TESTING=0 # add testing options
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NVIDIA=1 # add support for nvidia
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#
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# Sources:
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@ -110,6 +111,16 @@ if [ "$(id -u)" != "0" ]; then
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exit 1
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fi
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# Exit fail with message
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doFail() {
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result=$1
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msg=$2
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if [ ! result==0 ]; then
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echo ">>> Error in download!"
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exit 1
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fi
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}
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LOGNAME=kernel
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LOGEXT=log
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LOGFILE=""
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@ -160,17 +171,36 @@ doTargetAdapt() {
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case ${TARGET} in
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ubuntu)
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doEchoStep "Adaptation for: ${TARGETNAME}"
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doEchoStep " - Certificates generation"
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openssl req -x509 -newkey rsa:4096 -keyout certs/zogg.pem -out certs/zogg.pem -nodes -days 3650 -config $CERTS/zogg.cnf
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result=$? && doFail $result ">>> Error in openssl!"
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doEchoStep " - Options override"
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./scripts/config --set-str CONFIG_MODULE_SIG_KEY "certs/zogg.pem"
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result=$? && doFail $result ">>> Error in script-config!"
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./scripts/config --enable CONFIG_SYSTEM_TRUSTED_KEYRING
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result=$? && doFail $result ">>> Error in script-config!"
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./scripts/config --set-str CONFIG_SYSTEM_TRUSTED_KEYS "certs/zogg.pem"
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result=$? && doFail $result ">>> Error in script-config!"
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./scripts/config --enable CONFIG_SYSTEM_EXTRA_CERTIFICATE
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result=$? && doFail $result ">>> Error in script-config!"
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./scripts/config --set-val CONFIG_SYSTEM_EXTRA_CERTIFICATE_SIZE 4096
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result=$? && doFail $result ">>> Error in script-config!"
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./scripts/config --enable CONFIG_SECONDARY_TRUSTED_KEYRING
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result=$? && doFail $result ">>> Error in script-config!"
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./scripts/config --enable CONFIG_SYSTEM_BLACKLIST_KEYRING
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result=$? && doFail $result ">>> Error in script-config!"
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./scripts/config --set-str CONFIG_SYSTEM_BLACKLIST_HASH_LIST ""
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result=$? && doFail $result ">>> Error in script-config!"
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export CC="x86_64-pc-linux-gnu"
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;;
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*) ;;
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@ -220,6 +250,7 @@ doScratch() {
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if [ -d $WORKDIR ]; then
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doEchoStep "Scratch: remove existing content"
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rm -rf $WORKDIR
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result=$? && doFail $result ">>> Error!"
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else
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doEchoStep "Scratch: existing previous content not found"
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fi
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@ -235,15 +266,14 @@ doDownload() {
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cd $WORKDIR
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doEchoStep "Download branch '$BRANCH' version '$VERSION'"
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wget --compression=auto --show-progress --no-verbose --inet4-only https://cdn.kernel.org/pub/linux/kernel/v$BRANCH/linux-$VERSION.tar.sign
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wget --compression=auto --show-progress --no-verbose --inet4-only https://cdn.kernel.org/pub/linux/kernel/v$BRANCH/linux-$VERSION.tar.xz
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doSync
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result=$?
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if [ ! result==0 ]; then
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echo ">>> Error in download!"
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exit 1
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fi
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wget --compression=auto --show-progress --no-verbose --inet4-only https://cdn.kernel.org/pub/linux/kernel/v$BRANCH/linux-$VERSION.tar.sign
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result=$? && doFail $result ">>> Error in download (sign)!"
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wget --compression=auto --show-progress --no-verbose --inet4-only https://cdn.kernel.org/pub/linux/kernel/v$BRANCH/linux-$VERSION.tar.xz
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result=$? && doFail $result ">>> Error in download (kernel)!"
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doSync
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fi
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}
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@ -253,13 +283,9 @@ doPerformUncompress() {
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doEchoStep "Uncompress"
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rm -rf linux-$VERSION
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tar -xaf linux-$VERSION.tar.xz
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result=$?
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if [ ! result==0 ]; then
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echo ">>> Error in uncompress!"
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exit 1
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fi
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tar -xaf linux-$VERSION.tar.xz
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result=$? && doFail $result ">>> Error in uncompress!"
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}
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doUncompress() {
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if [ -d $WORKDIR ]; then
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@ -283,14 +309,10 @@ doCleanup() {
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if [ "$CLANG" == "1" ]; then
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make -j${NPROC} LLVM=1 CC="ccache clang" distclean
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result=$? && doFail $result ">>> Error in cleanup!"
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else
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make -j${NPROC} CC="ccache gcc" distclean
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fi
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result=$?
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if [ ! result==0 ]; then
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echo ">>> Error in cleanup!"
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exit 1
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result=$? && doFail $result ">>> Error in cleanup!"
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fi
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fi
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}
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@ -303,14 +325,11 @@ doConfigCloud() {
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if [ -f .config ]; then
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cp .config .config.cloud.before
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result=$? && doFail $result ">>> Error .config copy (before)!"
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fi
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cp $CONFIGS/cloud-amd64 .config
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result=$?
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if [ ! result==0 ]; then
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echo ">>> Error in cloud kernel .config copy!"
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exit 1
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fi
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cp $CONFIGS/cloud-amd64 .config
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result=$? && doFail $result ">>> Error .config copy!"
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cp .config .config.cloud.after
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fi
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@ -324,17 +343,15 @@ doOldOne() {
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if [ -f .config ]; then
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cp .config .config.old.before
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fi
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if [ "$CLANG" == "1" ]; then
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make -j${NPROC} LLVM=1 CC="ccache clang" olddefconfig
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else
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make -j${NPROC} CC="ccache gcc" olddefconfig
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result=$? && doFail $result ">>> Error .config copy (before)!"
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fi
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result=$?
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if [ ! result==0 ]; then
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echo ">>> Error in generate .config!"
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exit 1
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if [ "$CLANG" == "1" ]; then
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make -j${NPROC} LLVM=1 CC="ccache clang" olddefconfig
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result=$? && doFail $result ">>> Error in generate .config!"
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else
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make -j${NPROC} CC="ccache gcc" olddefconfig
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result=$? && doFail $result ">>> Error in generate .config!"
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fi
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cp .config .config.old.after
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@ -349,17 +366,15 @@ doAllMods() {
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if [ -f .config ]; then
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cp .config .config.mod.before
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fi
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if [ "$CLANG" == "1" ]; then
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make -j${NPROC} LLVM=1 CC="ccache clang" allmodconfig
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else
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make -j${NPROC} CC="ccache gcc" allmodconfig
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result=$? && doFail $result ">>> Error .config copy (before)!"
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fi
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result=$?
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if [ ! result==0 ]; then
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echo ">>> Error in set all modules not in kernel!"
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exit 1
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if [ "$CLANG" == "1" ]; then
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make -j${NPROC} LLVM=1 CC="ccache clang" allmodconfig
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result=$? && doFail $result ">>> Error in set all modules not in kernel!"
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else
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make -j${NPROC} CC="ccache gcc" allmodconfig
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result=$? && doFail $result ">>> Error in set all modules not in kernel!"
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fi
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cp .config .config.mod.after
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@ -371,13 +386,9 @@ doPermissions() {
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cd $WORKDIR
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doEchoStep "Define user/group"
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chown -R 1000:1000 $CURRENT/build/$BRANCH/$VERSION/.
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result=$?
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if [ ! result==0 ]; then
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echo ">>> Error in chown!"
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exit 1
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fi
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# chown -R 1000:1000 $CURRENT/build/$BRANCH/$VERSION/.
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chown -R 1000:1000 $CURRENT/build
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result=$? && doFail $result ">>> Error in chown!"
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doSync
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}
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@ -389,18 +400,20 @@ doStripSig() {
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if [ -f .config ]; then
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cp .config .config.stripsig.before
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result=$? && doFail $result ">>> Error .config stripsig (before)!"
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fi
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./scripts/config --disable MODULE_SIG_ALL
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./scripts/config --set-str CONFIG_MODULE_SIG_KEY ""
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./scripts/config --set-str CONFIG_SYSTEM_TRUSTED_KEY ""
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./scripts/config --set-str CONFIG_SYSTEM_REVOCATION_KEYS ""
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result=$? && doFail $result ">>> Error in script-config!"
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result=$?
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if [ ! result==0 ]; then
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echo ">>> Error in chown!"
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exit 1
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fi
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./scripts/config --set-str CONFIG_MODULE_SIG_KEY ""
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result=$? && doFail $result ">>> Error in script-config!"
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./scripts/config --set-str CONFIG_SYSTEM_TRUSTED_KEY ""
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result=$? && doFail $result ">>> Error in script-config!"
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./scripts/config --set-str CONFIG_SYSTEM_REVOCATION_KEYS ""
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result=$? && doFail $result ">>> Error in script-config!"
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cp .config .config.stripsig.after
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}
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@ -412,16 +425,14 @@ doStripDebug() {
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if [ -f .config ]; then
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cp .config .config.stripdebug.before
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result=$? && doFail $result ">>> Error .config copy (before)!"
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fi
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./scripts/config --disable DEBUG_INFO
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./scripts/config --enable DEBUG_INFO_NONE
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result=$? && doFail $result ">>> Error in script-config!"
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result=$?
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if [ ! result==0 ]; then
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echo ">>> Error in chown!"
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exit 1
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fi
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./scripts/config --enable DEBUG_INFO_NONE
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result=$? && doFail $result ">>> Error in script-config!"
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cp .config .config.stripdebug.after
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}
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@ -436,14 +447,10 @@ doApplyPatches() {
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if [ -f .config ]; then
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cp .config .config.uarches.before
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result=$? && doFail $result ">>> Error .config copy (before)!"
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fi
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patch -p1 <$PATCHES/more-uarches.patch
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result=$?
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if [ ! result==0 ]; then
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echo ">>> Error in 'uarches'!"
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exit 1
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fi
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result=$? && doFail $result ">>> Error in 'uarches'!"
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cp .config .config.uarches.after
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fi
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@ -464,6 +471,7 @@ doScriptsConfigFile() {
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# skip when starting with ';' (comment)
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./scripts/config --${SWITCH} $option
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result=$? && doFail $result ">>> Error in script-config!"
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fi
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done <"$FILE"
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}
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@ -475,6 +483,7 @@ doDefaultsDisable() {
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if [ -f .config ]; then
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cp .config .config.disable.before
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result=$? && doFail $result ">>> Error .config copy (before)!"
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fi
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doScriptsConfigFile disable $OPTIONS/disable/disable.txt
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@ -489,7 +498,9 @@ doDefaultsEnable() {
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if [ -f .config ]; then
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cp .config .config.enable.before
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result=$? && doFail $result ">>> Error .config copy (before)!"
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fi
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if [ "$CLANG" == "1" ]; then
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doScriptsConfigFile enable $OPTIONS/enable/clang.txt
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fi
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@ -498,12 +509,15 @@ doDefaultsEnable() {
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case ${ARCH} in
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"x86-64-v2")
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./scripts/config --enable CONFIG_GENERIC_CPU2
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result=$? && doFail $result ">>> Error in script-config!"
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;;
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"x86-64-v3")
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./scripts/config --enable CONFIG_GENERIC_CPU3
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result=$? && doFail $result ">>> Error in script-config!"
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;;
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"x86-64-v4")
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./scripts/config --enable CONFIG_GENERIC_CPU4
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result=$? && doFail $result ">>> Error in script-config!"
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;;
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esac
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@ -515,6 +529,7 @@ doDefaultsEnable() {
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doDefaultMitigations() {
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if [ -f .config ]; then
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cp .config .config.mitigations.before
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result=$? && doFail $result ">>> Error .config copy (before)!"
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fi
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if [ $SECURED == 0 ]; then
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@ -535,8 +550,11 @@ doDefaultsTesting() {
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if [ -f .config ]; then
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cp .config .config.testing.before
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result=$? && doFail $result ">>> Error .config copy (before)!"
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fi
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./scripts/config --set-str CONFIG_LOCALVERSION '-test'
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result=$? && doFail $result ">>> Error in script-config!"
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cp .config .config.testing.after
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fi
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@ -549,6 +567,7 @@ doDefaultsNvidia() {
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if [ -f .config ]; then
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cp .config .config.nvidia.before
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result=$? && doFail $result ">>> Error .config copy (before)!"
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fi
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doEchoStep "Options: NVIDIA disable"
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@ -564,6 +583,7 @@ doDefaults() {
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if [ -f .config ]; then
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cp .config .config.default.before
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result=$? && doFail $result ">>> Error .config copy (before)!"
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fi
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doApplyPatches
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@ -576,8 +596,10 @@ doDefaults() {
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doEchoStep "Define options"
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if [ "$CLANG" == "1" ]; then
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./scripts/config --set-str CONFIG_LOCALVERSION "${SEC}-clang"
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result=$? && doFail $result ">>> Error in script-config!"
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else
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./scripts/config --set-str CONFIG_LOCALVERSION "${SEC}-gcc"
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result=$? && doFail $result ">>> Error in script-config!"
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fi
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doDefaultsDisable
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@ -596,17 +618,15 @@ doEditSettings() {
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if [ -f .config ]; then
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cp .config .config.edit.before
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fi
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if [ "$CLANG" == "1" ]; then
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make -j${NPROC} LLVM=1 CC="ccache clang" menuconfig
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else
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make -j${NPROC} CC="ccache gcc" menuconfig
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result=$? && doFail $result ">>> Error .config copy (before)!"
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fi
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result=$?
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if [ ! result==0 ]; then
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echo ">>> Error in settings edit!"
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exit 1
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if [ "$CLANG" == "1" ]; then
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make -j${NPROC} LLVM=1 CC="ccache clang" menuconfig
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result=$? && doFail $result ">>> Error in settings edit!"
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else
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make -j${NPROC} CC="ccache gcc" menuconfig
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result=$? && doFail $result ">>> Error in settings edit!"
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fi
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cp .config .config.edit.after
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@ -649,6 +669,7 @@ apt remove --purge ${PACKAGES}
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sudo sync
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exit 0
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EOF
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result=$? && doFail $result ">>> Error generate uninstall.sh!"
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# generate install script
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cat <<-EOF >${READY}/install.sh
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@ -659,9 +680,11 @@ sudo dpkg -i *.deb
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sudo sync
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exit 0
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EOF
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result=$? && doFail $result ">>> Error generate install.sh!"
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# Set execution attribute
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chmod +x $READY/*.sh
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result=$? && doFail $result ">>> Error chmod!"
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else
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echo ">>> No packages have been created!"
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@ -670,6 +693,7 @@ EOF
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# setup execution rights on packages
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chown -R root:root $READY/.
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result=$? && doFail $result ">>> Error chown!"
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}
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# Print compilation end informations
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@ -739,6 +763,7 @@ doCompile() {
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bindeb-pkg \
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LOCALVERSION=-"$(dpkg --print-architecture)" \
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KDEB_PKGVERSION="$(make kernelversion)-${REVISION}"
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result=$? && doFail $result ">>> Error in 'make bindeb-pkg'!"
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else
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make \
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-j${NPROC} \
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@ -746,13 +771,7 @@ doCompile() {
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bindeb-pkg \
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LOCALVERSION=-"$(dpkg --print-architecture)" \
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KDEB_PKGVERSION="$(make kernelversion)-${REVISION}"
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fi
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result=$?
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doEchoStep "make bindeb-pkg: $result"
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if [ ! result==0 ]; then
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echo ">>> Error in 'make bindeb-pkg'!"
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exit 1
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result=$? && doFail $result ">>> Error in 'make bindeb-pkg'!"
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fi
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doGenerateUninstall
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Block a user