mirror of https://gitee.com/openkylin/qemu.git
131 lines
3.4 KiB
Bash
Executable File
131 lines
3.4 KiB
Bash
Executable File
#!/bin/sh
|
|
#
|
|
# Simple wrapper for debootstrap, run in the docker build context
|
|
#
|
|
FAKEROOT=$(which fakeroot 2> /dev/null)
|
|
# debootstrap < 1.0.67 generates empty sources.list, see Debian#732255
|
|
MIN_DEBOOTSTRAP_VERSION=1.0.67
|
|
|
|
exit_and_skip()
|
|
{
|
|
exit 3
|
|
}
|
|
|
|
#
|
|
# fakeroot is needed to run the bootstrap stage
|
|
#
|
|
if [ -z $FAKEROOT ]; then
|
|
echo "Please install fakeroot to enable bootstraping" >&2
|
|
exit_and_skip
|
|
|
|
fi
|
|
|
|
if [ -z "${DEB_ARCH}" ]; then
|
|
echo "Please set DEB_ARCH to choose an architecture (e.g. armhf)" >&2
|
|
exit_and_skip
|
|
|
|
fi
|
|
|
|
if [ -z "${DEB_TYPE}" ]; then
|
|
echo "Please set DEB_TYPE to a Debian archive name (e.g. testing)" >&2
|
|
exit_and_skip
|
|
|
|
fi
|
|
|
|
# The following allow finer grain control over the defaults
|
|
if [ -z "${DEB_VARIANT}" ]; then
|
|
DEB_VARIANT=buildd
|
|
fi
|
|
|
|
if [ -z "${DEB_URL}" ]; then
|
|
DEB_URL="http://httpredir.debian.org/debian"
|
|
fi
|
|
|
|
# We check in order for
|
|
#
|
|
# - DEBOOTSTRAP_DIR pointing at a development checkout
|
|
# - PATH for the debootstrap script (installed)
|
|
#
|
|
# If neither option works then we checkout debootstrap from its
|
|
# upstream SCM and run it from there.
|
|
#
|
|
|
|
if [ -z $DEBOOTSTRAP_DIR ]; then
|
|
NEED_DEBOOTSTRAP=false
|
|
DEBOOTSTRAP=$(which debootstrap 2> /dev/null)
|
|
if [ -z $DEBOOTSTRAP ]; then
|
|
echo "No debootstrap installed, attempting to install from SCM"
|
|
NEED_DEBOOTSTRAP=true
|
|
else
|
|
INSTALLED_VERSION=$(${DEBOOTSTRAP} --version | sed 's/debootstrap \([0-9\.]*\)[^0-9\.]*.*/\1/')
|
|
if ! (echo "${MIN_DEBOOTSTRAP_VERSION}" ; echo "${INSTALLED_VERSION}") \
|
|
| sort -t . -n -k 1,1 -k 2,2 -k 3,3 -C ; then
|
|
echo "debootstrap too old, attempting to install from SCM"
|
|
NEED_DEBOOTSTRAP=true
|
|
fi
|
|
fi
|
|
if $NEED_DEBOOTSTRAP; then
|
|
DEBOOTSTRAP_SOURCE=https://salsa.debian.org/installer-team/debootstrap.git
|
|
git clone ${DEBOOTSTRAP_SOURCE} ./debootstrap.git
|
|
export DEBOOTSTRAP_DIR=./debootstrap.git
|
|
DEBOOTSTRAP=./debootstrap.git/debootstrap
|
|
(cd "${DEBOOTSTRAP_DIR}" && "${FAKEROOT}" make )
|
|
fi
|
|
else
|
|
DEBOOTSTRAP=${DEBOOTSTRAP_DIR}/debootstrap
|
|
if [ ! -f $DEBOOTSTRAP ]; then
|
|
echo "Couldn't find script at ${DEBOOTSTRAP}" >&2
|
|
exit_and_skip
|
|
fi
|
|
fi
|
|
|
|
#
|
|
# Add optional args
|
|
#
|
|
if [ -n "${DEB_KEYRING}" ]; then
|
|
DEBOOTSTRAP="${DEBOOTSTRAP} --keyring=${DEB_KEYRING}"
|
|
fi
|
|
|
|
#
|
|
# Finally check to see if any qemu's are installed
|
|
#
|
|
BINFMT_DIR=/proc/sys/fs/binfmt_misc
|
|
if [ ! -e $BINFMT_DIR ]; then
|
|
echo "binfmt_misc needs enabling for a QEMU bootstrap to work" >&2
|
|
exit_and_skip
|
|
else
|
|
# DEB_ARCH and QEMU arch names are not totally aligned
|
|
case "${DEB_ARCH}" in
|
|
amd64)
|
|
QEMU=qemu-i386
|
|
;;
|
|
armel|armhf)
|
|
QEMU=qemu-arm
|
|
;;
|
|
arm64)
|
|
QEMU=qemu-aarch64
|
|
;;
|
|
powerpc)
|
|
QEMU=qemu-ppc
|
|
;;
|
|
ppc64el)
|
|
QEMU=qemu-ppc64le
|
|
;;
|
|
s390)
|
|
QEMU=qemu-s390x
|
|
;;
|
|
*)
|
|
QEMU=qemu-${DEB_ARCH}
|
|
;;
|
|
esac
|
|
if [ ! -e "${BINFMT_DIR}/$QEMU" ]; then
|
|
echo "No binfmt_misc rule to run $QEMU, can't bootstrap" >&2
|
|
exit_and_skip
|
|
fi
|
|
fi
|
|
|
|
echo "Building a rootfs using ${FAKEROOT} and ${DEBOOTSTRAP} ${DEB_ARCH}/${DEB_TYPE}"
|
|
|
|
${FAKEROOT} ${DEBOOTSTRAP} --variant=$DEB_VARIANT --foreign --arch=$DEB_ARCH $DEB_TYPE . $DEB_URL || exit 1
|
|
exit 0
|