3cf82748dd
git grep --name-only '^#!' | egrep -v '(vendor|\.go|Jenkinsfile)' | xargs shfmt -w -bn -ci -sr Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>
75 lines
1.8 KiB
Bash
Executable file
75 lines
1.8 KiB
Bash
Executable file
#!/usr/bin/env bash
|
|
# Generate a minimal filesystem for CRUX/Linux and load it into the local
|
|
# docker as "cruxlinux"
|
|
# requires root and the crux iso (http://crux.nu)
|
|
|
|
set -e
|
|
|
|
die() {
|
|
echo >&2 "$@"
|
|
exit 1
|
|
}
|
|
|
|
[ "$#" -eq 1 ] || die "1 argument(s) required, $# provided. Usage: ./mkimage-crux.sh /path/to/iso"
|
|
|
|
ISO=${1}
|
|
|
|
ROOTFS=$(mktemp -d ${TMPDIR:-/var/tmp}/rootfs-crux-XXXXXXXXXX)
|
|
CRUX=$(mktemp -d ${TMPDIR:-/var/tmp}/crux-XXXXXXXXXX)
|
|
TMP=$(mktemp -d ${TMPDIR:-/var/tmp}/XXXXXXXXXX)
|
|
|
|
VERSION=$(basename --suffix=.iso $ISO | sed 's/[^0-9.]*\([0-9.]*\).*/\1/')
|
|
|
|
# Mount the ISO
|
|
mount -o ro,loop $ISO $CRUX
|
|
|
|
# Extract pkgutils
|
|
tar -C $TMP -xf $CRUX/tools/pkgutils#*.pkg.tar.gz
|
|
|
|
# Put pkgadd in the $PATH
|
|
export PATH="$TMP/usr/bin:$PATH"
|
|
|
|
# Install core packages
|
|
mkdir -p $ROOTFS/var/lib/pkg
|
|
touch $ROOTFS/var/lib/pkg/db
|
|
for pkg in $CRUX/crux/core/*; do
|
|
pkgadd -r $ROOTFS $pkg
|
|
done
|
|
|
|
# Remove agetty and inittab config
|
|
if (grep agetty ${ROOTFS}/etc/inittab 2>&1 > /dev/null); then
|
|
echo "Removing agetty from /etc/inittab ..."
|
|
chroot ${ROOTFS} sed -i -e "/agetty/d" /etc/inittab
|
|
chroot ${ROOTFS} sed -i -e "/shutdown/d" /etc/inittab
|
|
chroot ${ROOTFS} sed -i -e "/^$/N;/^\n$/d" /etc/inittab
|
|
fi
|
|
|
|
# Remove kernel source
|
|
rm -rf $ROOTFS/usr/src/*
|
|
|
|
# udev doesn't work in containers, rebuild /dev
|
|
DEV=$ROOTFS/dev
|
|
rm -rf $DEV
|
|
mkdir -p $DEV
|
|
mknod -m 666 $DEV/null c 1 3
|
|
mknod -m 666 $DEV/zero c 1 5
|
|
mknod -m 666 $DEV/random c 1 8
|
|
mknod -m 666 $DEV/urandom c 1 9
|
|
mkdir -m 755 $DEV/pts
|
|
mkdir -m 1777 $DEV/shm
|
|
mknod -m 666 $DEV/tty c 5 0
|
|
mknod -m 600 $DEV/console c 5 1
|
|
mknod -m 666 $DEV/tty0 c 4 0
|
|
mknod -m 666 $DEV/full c 1 7
|
|
mknod -m 600 $DEV/initctl p
|
|
mknod -m 666 $DEV/ptmx c 5 2
|
|
|
|
IMAGE_ID=$(tar --numeric-owner -C $ROOTFS -c . | docker import - crux:$VERSION)
|
|
docker tag $IMAGE_ID crux:latest
|
|
docker run -i -t crux echo Success.
|
|
|
|
# Cleanup
|
|
umount $CRUX
|
|
rm -rf $ROOTFS
|
|
rm -rf $CRUX
|
|
rm -rf $TMP
|