mirror of
https://github.com/linuxkit/linuxkit.git
synced 2025-11-04 12:35:33 +00:00
81 lines
3.0 KiB
Docker
81 lines
3.0 KiB
Docker
FROM linuxkit/alpine-build-kernel:cfdd576c36a52ed2dd62f237f79eeedc2dd3697b@sha256:3fe08db373a9373ba1616a485858f01ebd2d7a3cb364a099d0ed8b45fa419da2
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ARG KERNEL_VERSION
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ARG DEBUG=0
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ENV OKERNEL_SOURCE=https://github.com/linux-okernel/linux-okernel/archive/${KERNEL_VERSION}.tar.gz
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ENV USPACE_SOURCE=https://github.com/linux-okernel/linux-okernel-components/archive/master.tar.gz
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RUN apk --update add openssl openssl-dev
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RUN if [ -n $HTTP_PROXY ]; then \
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curl -fsSL -x ${HTTP_PROXY} -o linux-${KERNEL_VERSION}.tar.gz ${OKERNEL_SOURCE}; \
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else \
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curl -fsSL -o linux-${KERNEL_VERSION}.tar.gz ${OKERNEL_SOURCE}; \
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fi
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RUN cat linux-${KERNEL_VERSION}.tar.gz | tar --absolute-names -xz && mv /linux-okernel-${KERNEL_VERSION} /linux
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COPY kernel_config.okernel /linux/arch/x86/configs/x86_64_defconfig
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#COPY kernel_config.debug /linux/debug_config
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RUN if [ $DEBUG -ne "0" ]; then \
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sed -i 's/CONFIG_PANIC_ON_OOPS=y/# CONFIG_PANIC_ON_OOPS is not set/' /linux/arch/x86/configs/x86_64_defconfig; \
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cat /linux/debug_config >> /linux/arch/x86/configs/x86_64_defconfig; \
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fi
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# Apply local patches
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# COPY patches-4.10 /patches
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#RUN cd /linux && \
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# set -e && for patch in /patches/*.patch; do \
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# echo "Applying $patch"; \
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# patch -p1 < "$patch"; \
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# done
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RUN cd /linux && \
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make defconfig && \
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make oldconfig && \
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make -j "$(getconf _NPROCESSORS_ONLN)" KCFLAGS="-fno-pie"
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RUN cd /linux && \
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make INSTALL_MOD_PATH=/tmp/kernel-modules modules_install && \
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( DVER=$(basename $(find /tmp/kernel-modules/lib/modules/ -mindepth 1 -maxdepth 1)) && \
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cd /tmp/kernel-modules/lib/modules/$DVER && \
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rm build source && \
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ln -s /usr/src/linux-headers-$DVER build ) && \
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mkdir -p /tmp/kernel-headers/usr && \
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make INSTALL_HDR_PATH=/tmp/kernel-headers/usr headers_install && \
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( cd /tmp/kernel-headers && tar cf /kernel-headers.tar usr ) && \
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( cd /tmp/kernel-modules && tar cf /kernel-modules.tar lib ) && \
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cp vmlinux arch/x86_64/boot/bzImage /
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RUN DVER=$(basename $(find /tmp/kernel-modules/lib/modules/ -mindepth 1 -maxdepth 1)) && \
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dir=/tmp/usr/src/linux-headers-$DVER && \
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mkdir -p $dir && \
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cp /linux/.config $dir && \
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cd /linux && \
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cp -a include "$dir" && \
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mkdir -p "$dir"/arch/x86 && cp -a arch/x86/include "$dir"/arch/x86/ && \
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( cd /tmp && tar cf /kernel-dev.tar usr/src )
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RUN printf "KERNEL_SOURCE=${OKERNEL_SOURCE}\n" > /kernel-source-info
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# Build kernel module from linux-okernel-components
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RUN if [ -n $HTTP_PROXY ]; then \
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curl -fsSL -x ${HTTP_PROXY} -o okernel-userspace.tar.gz ${USPACE_SOURCE}; \
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else \
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curl -fsSL -o okernel-userspace.tar.gz ${USPACE_SOURCE}; \
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fi
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RUN cat okernel-userspace.tar.gz | tar --absolute-names -xz && mv /linux-okernel-components-master /ok_components
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WORKDIR /ok_components/test_mappings/kvmod
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RUN sed -i 's_~/linux-okernel_/linux_' Makefile && \
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make && \
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mkdir -p /tmp/root/kvmod && cp kernel_vuln.ko /tmp/root/kvmod && \
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cd /tmp && \
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tar cf /kernel_vuln.tar root
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WORKDIR /
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