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|
#!/bin/sh
#
# kas - setup tool for bitbake based projects
#
# Copyright (c) Siemens AG, 2017-2023
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
enable_qemu_binfmts()
{
if ! [ -f /proc/sys/fs/binfmt_misc/status ]; then
sudo mount -t binfmt_misc null /proc/sys/fs/binfmt_misc
fi
for CONF in /usr/lib/binfmt.d/qemu-*.conf; do
if ! [ -f /proc/sys/fs/binfmt_misc/"$(basename "${CONF%%.conf}")" ]; then
sudo sh -c "cat '$CONF' > /proc/sys/fs/binfmt_misc/register"
fi
done
}
# kas-isar: enable_qemu_binfmts
chown_managed_dirs()
{
for DIR in /build /work /sstate /downloads /repo-ref; do
if [ -d "$DIR" ]; then
chown "$1":"$2" "$DIR"
fi
done
# SSH Directory Permissions
if [ -d "/builder/.ssh" ]; then
chown -R "$1":"$2" "/builder/.ssh"
fi
}
restore_managed_dirs_owner()
{
chown_managed_dirs 0 0
}
if mount | grep -q "on / type aufs"; then
cat <<EOF >&2
WARNING: Generation of wic images will fail!
Your docker host setup uses broken aufs as storage driver. Adjust the docker
configuration to use a different driver (overlay, overlay2, devicemapper). You
may also need to update the host distribution (e.g. Debian Jessie -> Stretch).
EOF
fi
# if the container is started from a not supported terminal, fallback to xterm
if [ -n "$TERM" ]; then
infocmp "$TERM" > /dev/null 2>&1 || TERM=xterm
fi
if [ -z "$USER_ID" ] && [ -n "$CI_PROJECT_DIR" ]; then
# Work around for gitlab-runner not aligning checked out repo ownership
# with our builder user. We handle that internally in kas, but we
# need the exception here as well for git calls outside of kas.
sudo git config --system safe.directory "$CI_PROJECT_DIR"
# Account for externally specified git clone path
if [ -n "$GIT_CLONE_PATH" ]; then
sudo git config --system --add safe.directory "$GIT_CLONE_PATH"
fi
fi
if [ -z "$USER_ID" ] || [ "$USER_ID" = 0 ]; then
# Not a kas-container call, or we shall run everything as root
GOSU=""
else
GROUP_ID=${GROUP_ID:-$(id -g)}
groupmod -o --gid "$GROUP_ID" builder
usermod -o --uid "$USER_ID" --gid "$GROUP_ID" builder >/dev/null
chown -R "$USER_ID":"$GROUP_ID" /builder
# copy host SSH config into home of builder
if [ -d /var/kas/userdata/.ssh ]; then
cp -a /var/kas/userdata/.ssh /builder/
fi
# adjust timezone to host
if [ -n "${KAS_HOST_TZ}" ] && [ -f "/usr/share/zoneinfo/${KAS_HOST_TZ}" ]; then
echo "${KAS_HOST_TZ}" > /etc/timezone
ln -sf "/usr/share/zoneinfo/${KAS_HOST_TZ}" /etc/localtime
fi
GOSU="gosu builder"
fi
# kas-container on rootless docker workaround
if [ -n "$USER_ID" ] && [ "$USER_ID" -ne 0 ] && \
[ "$KAS_DOCKER_ROOTLESS" = "1" ] && [ "$(stat -c %u /repo)" -eq 0 ]; then
# Docker rootless does not support keeping the user namespace
# (podman option --userns=keep-id). By that, the bind mounts
# are owned by root.
git config --system safe.directory /repo
chown_managed_dirs "$USER_ID" "$GROUP_ID"
# Copy userdata to a writable location so we can chown it.
if [ -d "/var/kas/userdata" ]; then
mv /var/kas/userdata /var/kas/userdata.orig
cp -r /var/kas/userdata.orig /var/kas/userdata
chown -R "$USER_ID":"$GROUP_ID" /var/kas/userdata
fi
fi
if [ "$PWD" = / ]; then
cd /builder || exit 1
fi
if [ -n "$1" ]; then
case "$1" in
build|checkout|clean*|diff|dump|for-all-repos|lock|menu|purge|shell|-*)
# We must restore the dir owner after every kas invocation.
# This is cheap as only the top-level dirs are changed (non recursive).
if [ "$KAS_DOCKER_ROOTLESS" = "1" ]; then
trap restore_managed_dirs_owner EXIT INT TERM
$GOSU kas "$@"
else
# SC2086: Double quote to prevent globbing and word splitting.
# shellcheck disable=2086
exec $GOSU kas "$@"
fi
;;
*)
if [ -n "$USER_ID" ]; then
echo "kas-container: this container does not support \"kas $1\"" >&2
exit 1
fi
# SC2086: Double quote to prevent globbing and word splitting.
# shellcheck disable=2086
exec $GOSU "$@"
;;
esac
else
# SC2086: Double quote to prevent globbing and word splitting.
# shellcheck disable=2086
exec $GOSU bash
fi
|
