dockerfiles/kernel-builder/install_kernel
Jessica Frazelle d9eac7df4a update kernel builder for linux next
Signed-off-by: Jessica Frazelle <acidburn@docker.com>
2015-09-10 16:08:51 -07:00

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#!/bin/bash
set -e
linux_next(){
(
cd /usr/src
# check if we already have the source checked out
if [[ -d linux ]]; then
cd linux
git checkout master
git remote update
else
# clone the source files
git clone https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
# add the linux-next remote
cd linux
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
# fetch linux-next and tags
git fetch linux-next
git fetch --tags linux-next
fi
git checkout -b next-$(date +%Y%m%d) next-$(date +%Y%m%d)
if [[ ! -f .config ]] && [[ -f ../config ]]; then
cp ../config .config
fi
nice -19 make -j$JOBS KDEB_PKGVERSION=$PKGVERSION INSTALL_MOD_STRIP=1 deb-pkg
)
}
install_kernel(){
local VERSION=$1
if [[ -z $VERSION ]]; then
echo "Please specify a kernel version."
exit 1
elif [[ "$VERSION" == "next" ]]; then
linux_next
exit 0
fi
local MAJOR_VERSION=${VERSION:0:1}
local V=( ${VERSION//./ } )
local MAJOR_MINOR_VERSION="${V[0]}.${V[1]}"
# get the kernel source
if [[ "$VERSION" == *-rc* ]]; then
[ -d /usr/src/linux-${VERSION} ] || curl -sSL https://kernel.org/pub/linux/kernel/v${MAJOR_VERSION}.x/testing/linux-${VERSION}.tar.xz | tar -v -C /usr/src -xJ
MAJOR_MINOR_VERSION="${MAJOR_VERSION}.x-rcN"
else
[ -d /usr/src/linux-${VERSION} ] || curl -sSL https://www.kernel.org/pub/linux/kernel/v${MAJOR_VERSION}.x/linux-${VERSION}.tar.xz | tar -v -C /usr/src -xJ
fi
# get the aufs standalone source
aufsdir=/usr/src/aufs4-standalone
if [[ -d $aufsdir ]]; then
rm -rf $aufsdir
fi
git clone -b aufs${MAJOR_MINOR_VERSION} --single-branch --depth 1 https://github.com/sfjro/aufs4-standalone.git $aufsdir
cd $aufsdir
cd /usr/src/linux-${VERSION}
# apply the aufs patches
git apply $aufsdir/aufs4-kbuild.patch
git apply $aufsdir/aufs4-base.patch
git apply $aufsdir/aufs4-mmap.patch
cp -r $aufsdir/{Documentation,fs} .
cp $aufsdir/include/uapi/linux/aufs_type.h include/uapi/linux/
# remove aufs source
rm -rf $aufsdir
if [[ ! -f .config ]] && [[ -f ../config ]]; then
cp ../config .config
echo "CONFIG_AUFS_FS=y" >> .config
fi
nice -19 make -j$JOBS KDEB_PKGVERSION=$PKGVERSION INSTALL_MOD_STRIP=1 deb-pkg
}
install_kernel $@