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#!/bin/bash
# Copyright The containerd Authors.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
set -euo pipefail
PODMAN_CONFIG_DIR=/etc/containers/
PODMAN_STORAGE_CONFIG_FILE="${PODMAN_CONFIG_DIR}storage.conf"
REG_STORAGE_CONFIG_FILE="/etc/stargz-store/config.toml"
REG_STORAGE_ROOT=/var/lib/stargz-store/
REG_STORAGE_DIR="${REG_STORAGE_ROOT}store/"
REG_STORAGE_POOL_LINK="${REG_STORAGE_ROOT}store/pool"
REG_STORAGE_MOUNTPOINT="${REG_STORAGE_DIR}"
RETRYNUM=30
RETRYINTERVAL=1
TIMEOUTSEC=180
function retry {
local SUCCESS=false
for i in $(seq ${RETRYNUM}) ; do
if eval "timeout ${TIMEOUTSEC} ${@}" ; then
SUCCESS=true
break
fi
echo "Fail(${i}). Retrying..."
sleep ${RETRYINTERVAL}
done
if [ "${SUCCESS}" == "true" ] ; then
return 0
else
return 1
fi
}
function kill_all {
if [ "${1}" != "" ] ; then
ps aux | grep "${1}" \
| grep -v grep \
| grep -v "hello.py" \
| grep -v $(basename ${0}) \
| sed -E 's/ +/ /g' | cut -f 2 -d ' ' | xargs -I{} kill -9 {} || true
fi
}
function cleanup {
umount "${REG_STORAGE_MOUNTPOINT}" || true
rm -rf "${REG_STORAGE_DIR}" || true
if [ -d "${REG_STORAGE_ROOT}pool/" ] ; then
for POOL in $(ls "${REG_STORAGE_ROOT}pool/") ; do
umount "${REG_STORAGE_ROOT}pool/${POOL}" || true
for MP in $(ls "${REG_STORAGE_ROOT}pool/${POOL}") ; do
umount "${REG_STORAGE_ROOT}pool/${POOL}/${MP}" || true
done
done
fi
rm -rf "${REG_STORAGE_ROOT}"*
rm "${PODMAN_STORAGE_CONFIG_FILE}" || true
podman system reset -f
}
echo "cleaning up the environment..."
kill_all "stargz-store"
cleanup
if [ "${DISABLE_PREFETCH:-}" == "true" ] ; then
sed -i 's/noprefetch = .*/noprefetch = true/g' "${REG_STORAGE_CONFIG_FILE}"
else
sed -i 's/noprefetch = .*/noprefetch = false/g' "${REG_STORAGE_CONFIG_FILE}"
fi
mkdir -p "${PODMAN_CONFIG_DIR}"
if [ "${DISABLE_ESTARGZ:-}" == "true" ] ; then
echo "DO NOT RUN additional storage"
cat <<EOF > "${PODMAN_STORAGE_CONFIG_FILE}"
[storage]
driver = "overlay"
graphroot = "/var/lib/containers/storage"
runroot = "/run/containers/storage"
EOF
else
echo "running remote snaphsotter..."
if [ "${LOG_FILE:-}" == "" ] ; then
LOG_FILE=/dev/null
fi
cat <<EOF > "${PODMAN_STORAGE_CONFIG_FILE}"
[storage]
driver = "overlay"
graphroot = "/var/lib/containers/storage"
runroot = "/run/containers/storage"
[storage.options]
additionallayerstores = ["${REG_STORAGE_MOUNTPOINT}:ref"]
EOF
mkdir -p "${REG_STORAGE_MOUNTPOINT}"
stargz-store --log-level=debug \
--config="${REG_STORAGE_CONFIG_FILE}" \
"${REG_STORAGE_MOUNTPOINT}" \
2>&1 | tee -a "${LOG_FILE}" & # Dump all log
retry ls "${REG_STORAGE_POOL_LINK}" > /dev/null
fi
|
