mirror of
https://github.com/jessfraz/dockerfiles.git
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update kernel-builder
Signed-off-by: Jess Frazelle <acidburn@microsoft.com>
This commit is contained in:
Jess Frazelle
parent
d4ce312cc2
commit
73175a0c6a
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@ -1,28 +1,21 @@
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FROM debian:buster
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FROM r.j3ss.co/wireguard:install
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LABEL maintainer "Jessie Frazelle <jess@linux.com>"
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RUN dpkg --add-architecture arm64 \
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&& dpkg --add-architecture ppc64el \
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&& apt-get update && apt-get install -y \
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RUN apk add --no-cache \
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bash \
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bc \
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bison \
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ca-certificates \
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cpio \
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curl \
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fakeroot \
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flex \
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gnupg \
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crossbuild-essential-arm64 \
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crossbuild-essential-ppc64el \
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gcc \
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gcc-7-plugin-dev \
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git \
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kernel-package \
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libelf-dev \
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make \
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libncurses5-dev \
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libssl-dev \
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--no-install-recommends \
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&& rm -rf /var/lib/apt/lists/*
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gmp-dev \
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libressl-dev \
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mpc1-dev \
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mpfr-dev \
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ncurses-dev \
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tar
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ENV HOME /root
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WORKDIR $HOME
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@ -31,4 +24,4 @@ ENV JOBS 4
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COPY build_kernel /usr/local/bin/build_kernel
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CMD [ "bash" ]
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ENTRYPOINT [ "bash" ]
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@ -3,98 +3,135 @@ set -e
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set -o pipefail
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linux_next(){
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(
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cd /usr/src
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local dir="/usr/src/linux-next"
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# check if we already have the source checked out
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if [[ -d linux ]]; then
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cd linux
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# Check if we already have the source for linux-next checked out.
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if [[ -d "$dir" ]]; then
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echo "Updating linux-next tree git remotes..."
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(
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cd "$dir"
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git checkout master
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git remote update
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)
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else
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# clone the source files
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git clone https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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echo "Cloning the git source for linux..."
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git clone https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git "$dir"
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echo "Adding the linux-next git remote..."
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(
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cd "$dir"
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# add the linux-next remote
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cd linux
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git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
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)
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fi
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echo "Fetching the linux-next remote and updating tags..."
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(
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cd "$dir"
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# fetch linux-next and tags
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git fetch linux-next
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git fetch --tags linux-next
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fi
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)
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git checkout -b next-$(date +%Y%m%d) next-$(date +%Y%m%d)
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local branch="next-$(date +%Y%m%d)"
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echo "Checking out the correct branch ${branch}..."
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(
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cd "$dir"
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if [[ ! -f .config ]] && [[ -f ../config ]]; then
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cp ../config .config
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fi
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nice -19 make -j$JOBS KDEB_PKGVERSION=$PKGVERSION INSTALL_MOD_STRIP=1 deb-pkg
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git checkout -b "$branch" "$branch"
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)
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}
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install_kernel(){
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local VERSION=$1
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local OPT=$2
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local DIR="/usr/src/linux-${VERSION}"
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if [[ -z $VERSION ]]; then
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echo "Please specify a kernel version."
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exit 1
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elif [[ "$VERSION" == "next" ]]; then
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DIR="/usr/src/linux-next"
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linux_next
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exit 0
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fi
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if [[ "$VERSION" != "next" ]]; then
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local MAJOR_VERSION=${VERSION:0:1}
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local V=( ${VERSION//./ } )
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local MAJOR_MINOR_VERSION="${V[0]}.${V[1]}"
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# get the kernel source
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# Get the kernel source.
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echo "Getting the kernel source for linux-${VERSION}..."
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echo "This might take a bit to download. Hang tight!"
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if [[ "$VERSION" == *-rc* ]]; then
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[ -d /usr/src/linux-${VERSION} ] || curl -sSL "https://git.kernel.org/torvalds/t/linux-${VERSION}.tar.gz" | tar -v -C /usr/src -xz
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[ -d "$DIR" ] || curl -sSL "https://git.kernel.org/torvalds/t/linux-${VERSION}.tar.gz" | tar -C /usr/src -xz
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MAJOR_MINOR_VERSION="${MAJOR_VERSION}.x-rcN"
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else
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[ -d /usr/src/linux-${VERSION} ] || curl -sSL "https://cdn.kernel.org/pub/linux/kernel/v${MAJOR_VERSION}.x/linux-${VERSION}.tar.xz" | tar -v -C /usr/src -xJ
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[ -d /usr/src/linux-${VERSION} ] || curl -sSL "https://cdn.kernel.org/pub/linux/kernel/v${MAJOR_VERSION}.x/linux-${VERSION}.tar.xz" | tar -C /usr/src -xJ
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fi
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# Git clone and apply the patches for the aufs filesystem.
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if [[ "$OPT" == "aufs" ]]; then
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# get the aufs standalone source
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aufsdir=/tmp/aufs4-standalone
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if [[ -d $aufsdir ]]; then
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rm -rf $aufsdir
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fi
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aufsdir=/aufs4-standalone
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echo "Cloning the git patches for the aufs filesystem..."
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git clone --depth 1 --branch aufs${MAJOR_MINOR_VERSION} --single-branch https://github.com/sfjro/aufs4-standalone.git $aufsdir
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fi
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# apply the patches and compile the kernel
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cd /usr/src/linux-${VERSION}
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(
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cd "$DIR"
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# apply the patches
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if [[ "$OPT" == "aufs" ]]; then
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echo "Applying patch for the aufs filesystem..."
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git apply $aufsdir/aufs4-kbuild.patch
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git apply $aufsdir/aufs4-base.patch
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git apply $aufsdir/aufs4-mmap.patch
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cp -r $aufsdir/{Documentation,fs} .
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cp $aufsdir/include/uapi/linux/aufs_type.h include/uapi/linux/
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)
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fi
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fi
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if [[ "$OPT" == "aufs" ]]; then
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# remove aufs source
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rm -rf $aufsdir
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# Install Wireguard VPN into the kernel.
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if [[ ! -f "${DIR}/net/wireguard/allowedips.c" ]]; then
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echo "Applying patch for Wireguard VPN..."
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(
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cd "$DIR"
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/wireguard/contrib/kernel-tree/create-patch.sh | patch -p1
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)
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echo "Patch for Wireguard VPN successfully applied!"
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else
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echo "Patch for Wireguard VPN has already been applied!"
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fi
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if [[ ! -f .config ]] && [[ -f ../config ]]; then
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# Copy the config from /usr/src/config if it does not already exist.
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if [[ ! -f "${DIR}/.config" ]] && [[ -f "/usr/src/config" ]]; then
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(
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cd "$DIR"
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cp ../config .config
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# Add the config options for the aufs filesystem.
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if [[ "$OPT" == "aufs" ]]; then
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echo "CONFIG_AUFS_FS=y" >> .config
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fi
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# Add the config options for Wireguard VPN.
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echo "CONFIG_WIREGUARD=y" >> .config
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)
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fi
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nice -19 make -j$JOBS KDEB_PKGVERSION=$PKGVERSION DISABLE_PAX_PLUGINS=y INSTALL_MOD_STRIP=1 deb-pkg
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(
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cd "$DIR"
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echo "Building the kernel..."
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make -j$JOBS
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echo "Installing the modules..."
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make modules_install
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echo "Installing the kernel..."
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make install
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)
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}
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install_kernel $@
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