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-rwxr-xr-xpackages/linux-kernel/build-kernel.sh46
1 files changed, 27 insertions, 19 deletions
diff --git a/packages/linux-kernel/build-kernel.sh b/packages/linux-kernel/build-kernel.sh
index f7b0c597..f9298c28 100755
--- a/packages/linux-kernel/build-kernel.sh
+++ b/packages/linux-kernel/build-kernel.sh
@@ -9,13 +9,16 @@ if [ ! -d ${KERNEL_SRC} ]; then
exit 1
fi
-echo "I: Copy Kernel config (x86_64_vyos_defconfig) to Kernel Source"
-cp -rv arch/ ${KERNEL_SRC}/
-
cd ${KERNEL_SRC}
-echo "I: clean modified files"
-git reset --hard HEAD
+if [ -d .git ]; then
+ echo "I: Clean modified files - reset Git repo"
+ git reset --hard HEAD
+ git clean --force -d -x
+fi
+
+echo "I: Copy Kernel config (x86_64_vyos_defconfig) to Kernel Source"
+cp -rv ${CWD}/arch/ .
KERNEL_VERSION=$(make kernelversion)
KERNEL_SUFFIX=-$(awk -F "= " '/kernel_flavor/ {print $2}' ../../../data/defaults.toml | tr -d \")
@@ -32,6 +35,9 @@ do
patch -p1 < ${PATCH_DIR}/${patch}
done
+# Change name of Signing Cert
+sed -i -e "s/CN =.*/CN=VyOS build time autogenerated kernel key/" certs/default_x509.genkey
+
TRUSTED_KEYS_FILE=trusted_keys.pem
# start with empty key file
echo -n "" > $TRUSTED_KEYS_FILE
@@ -41,16 +47,8 @@ if [ ! -z "${CERTS}" ]; then
for file in $CERTS; do
cat $file >> $TRUSTED_KEYS_FILE
done
-
# Force Kernel module signing and embed public keys
- echo "CONFIG_MODULE_SIG_FORMAT=y" >> $KERNEL_CONFIG
- echo "CONFIG_MODULE_SIG=y" >> $KERNEL_CONFIG
- echo "CONFIG_MODULE_SIG_FORCE=y" >> $KERNEL_CONFIG
- echo "# CONFIG_MODULE_SIG_ALL is not set" >> $KERNEL_CONFIG
- echo "CONFIG_MODULE_SIG_SHA512=y" >> $KERNEL_CONFIG
- echo "CONFIG_MODULE_SIG_HASH=\"sha512\"" >> $KERNEL_CONFIG
- echo "CONFIG_MODULE_SIG_KEY=\"\"" >> $KERNEL_CONFIG
- echo "CONFIG_MODULE_SIG_KEY_TYPE_RSA=y" >> $KERNEL_CONFIG
+ echo "CONFIG_SYSTEM_TRUSTED_KEYRING" >> $KERNEL_CONFIG
echo "CONFIG_SYSTEM_TRUSTED_KEYS=\"$TRUSTED_KEYS_FILE\"" >> $KERNEL_CONFIG
fi
@@ -59,21 +57,31 @@ echo "I: make vyos_defconfig"
make vyos_defconfig
echo "I: Generate environment file containing Kernel variable"
+EPHEMERAL_KEY="/tmp/ephemeral.key"
+EPHEMERAL_PEM="/tmp/ephemeral.pem"
cat << EOF >${CWD}/kernel-vars
#!/bin/sh
export KERNEL_VERSION=${KERNEL_VERSION}
export KERNEL_SUFFIX=${KERNEL_SUFFIX}
export KERNEL_DIR=${CWD}/${KERNEL_SRC}
+export EPHEMERAL_KEY=${EPHEMERAL_KEY}
+export EPHEMERAL_CERT=${EPHEMERAL_PEM}
EOF
echo "I: Build Debian Kernel package"
touch .scmversion
make bindeb-pkg BUILD_TOOLS=1 LOCALVERSION=${KERNEL_SUFFIX} KDEB_PKGVERSION=${KERNEL_VERSION}-1 -j $(getconf _NPROCESSORS_ONLN)
+# Back to the old Kernel build-scripts directory
cd $CWD
-if [[ $? == 0 ]]; then
- for package in $(ls linux-*.deb)
- do
- ln -sf linux-kernel/$package ..
- done
+EPHEMERAL_KERNEL_KEY=$(grep -E "^CONFIG_MODULE_SIG_KEY=" ${KERNEL_SRC}/$KERNEL_CONFIG | awk -F= '{print $2}' | tr -d \")
+if test -f "${EPHEMERAL_KEY}"; then
+ rm -f ${EPHEMERAL_KEY}
+fi
+if test -f "${EPHEMERAL_PEM}"; then
+ rm -f ${EPHEMERAL_PEM}
+fi
+if test -f "${KERNEL_SRC}/${EPHEMERAL_KERNEL_KEY}"; then
+ openssl rsa -in ${KERNEL_SRC}/${EPHEMERAL_KERNEL_KEY} -out ${EPHEMERAL_KEY}
+ openssl x509 -in ${KERNEL_SRC}/${EPHEMERAL_KERNEL_KEY} -out ${EPHEMERAL_PEM}
fi