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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
REPO=$GOPATH/src/github.com/containerd/stargz-snapshotter
CONTAINERD_CONFIG_DIR=/etc/containerd/
CONTAINERD_ROOT=/var/lib/containerd/
REMOTE_SNAPSHOTTER_CONFIG_DIR=/etc/containerd-stargz-grpc/
REMOTE_SNAPSHOTTER_ROOT=/var/lib/containerd-stargz-grpc/
REMOTE_SNAPSHOTTER_SOCKET=/run/containerd-stargz-grpc/containerd-stargz-grpc.sock
CNI_CONFIG_DIR=/etc/cni/net.d/
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 | sed -E 's/ +/ /g' | cut -f 2 -d ' ' | xargs -I{} kill -9 {} || true
fi
}
function cleanup {
rm -rf "${CONTAINERD_ROOT}"*
if [ -f "${REMOTE_SNAPSHOTTER_SOCKET}" ] ; then
rm "${REMOTE_SNAPSHOTTER_SOCKET}"
fi
if [ -d "${REMOTE_SNAPSHOTTER_ROOT}snapshotter/snapshots/" ] ; then
find "${REMOTE_SNAPSHOTTER_ROOT}snapshotter/snapshots/" \
-maxdepth 1 -mindepth 1 -type d -exec umount "{}/fs" \;
fi
rm -rf "${REMOTE_SNAPSHOTTER_ROOT}"*
}
echo "copying config from repo..."
mkdir -p "${CONTAINERD_CONFIG_DIR}" "${REMOTE_SNAPSHOTTER_CONFIG_DIR}" "${CNI_CONFIG_DIR}" && \
cp "${REPO}/script/demo/config.containerd.toml" "${CONTAINERD_CONFIG_DIR}config.toml" && \
cp "${REPO}/script/demo/config.stargz.toml" "${REMOTE_SNAPSHOTTER_CONFIG_DIR}config.toml" && \
cp "${REPO}/script/demo/config.cni.conflist" "${CNI_CONFIG_DIR}optimizer.conflist"
echo "cleaning up the environment..."
kill_all "containerd"
kill_all "containerd-stargz-grpc"
cleanup
echo "preparing commands..."
( cd "${REPO}" && PREFIX=/tmp/out/ make clean && \
PREFIX=/tmp/out/ make -j2 && \
PREFIX=/tmp/out/ make install )
echo "running remote snaphsotter..."
containerd-stargz-grpc --log-level=debug \
--address="${REMOTE_SNAPSHOTTER_SOCKET}" \
--config="${REMOTE_SNAPSHOTTER_CONFIG_DIR}config.toml" &
retry ls "${REMOTE_SNAPSHOTTER_SOCKET}"
echo "running containerd..."
containerd --config="${CONTAINERD_CONFIG_DIR}config.toml" $@ &
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