123 lines
4.0 KiB
Bash
Executable File
123 lines
4.0 KiB
Bash
Executable File
#!/bin/bash
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# Copyright The containerd Authors.
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# http://www.apache.org/licenses/LICENSE-2.0
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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ROOT="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"/../..
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# RESTART_WAIT_PERIOD is the period to wait before restarting containerd.
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RESTART_WAIT_PERIOD=${RESTART_WAIT_PERIOD:-10}
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# CONTAINERD_FLAGS contains all containerd flags.
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CONTAINERD_FLAGS="--log-level=debug "
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# Use a configuration file for containerd.
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CONTAINERD_CONFIG_FILE=${CONTAINERD_CONFIG_FILE:-""}
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# The runtime to use (ignored when CONTAINERD_CONFIG_FILE is set)
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CONTAINERD_RUNTIME=${CONTAINERD_RUNTIME:-""}
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if [ -z "${CONTAINERD_CONFIG_FILE}" ]; then
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config_file="/tmp/containerd-config-cri.toml"
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truncate --size 0 "${config_file}"
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if command -v sestatus >/dev/null 2>&1; then
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cat >>${config_file} <<EOF
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[plugins.cri]
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enable_selinux = true
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EOF
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fi
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if [ -n "${CONTAINERD_RUNTIME}" ]; then
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cat >>${config_file} <<EOF
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[plugins.cri.containerd.default_runtime]
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runtime_type="${CONTAINERD_RUNTIME}"
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EOF
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fi
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CONTAINERD_CONFIG_FILE="${config_file}"
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fi
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# CONTAINERD_TEST_SUFFIX is the suffix appended to the root/state directory used
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# by test containerd.
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CONTAINERD_TEST_SUFFIX=${CONTAINERD_TEST_SUFFIX:-"-test"}
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# The containerd root directory.
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CONTAINERD_ROOT=${CONTAINERD_ROOT:-"/var/lib/containerd${CONTAINERD_TEST_SUFFIX}"}
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# The containerd state directory.
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CONTAINERD_STATE=${CONTAINERD_STATE:-"/run/containerd${CONTAINERD_TEST_SUFFIX}"}
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# The containerd socket address.
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CONTAINERD_SOCK=${CONTAINERD_SOCK:-unix://${CONTAINERD_STATE}/containerd.sock}
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# The containerd binary name.
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CONTAINERD_BIN=${CONTAINERD_BIN:-"containerd"} # don't need a suffix now
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if [ -f "${CONTAINERD_CONFIG_FILE}" ]; then
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CONTAINERD_FLAGS+="--config ${CONTAINERD_CONFIG_FILE} "
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fi
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CONTAINERD_FLAGS+="--address ${CONTAINERD_SOCK#"unix://"} \
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--state ${CONTAINERD_STATE} \
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--root ${CONTAINERD_ROOT}"
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containerd_groupid=
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# test_setup starts containerd.
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test_setup() {
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local report_dir=$1
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# Start containerd
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if [ ! -x "bin/containerd" ]; then
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echo "containerd is not built"
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exit 1
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fi
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set -m
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# Create containerd in a different process group
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# so that we can easily clean them up.
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keepalive "sudo PATH=${PATH} bin/containerd ${CONTAINERD_FLAGS}" \
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${RESTART_WAIT_PERIOD} &> ${report_dir}/containerd.log &
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pid=$!
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set +m
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containerd_groupid=$(ps -o pgid= -p ${pid})
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# Wait for containerd to be running by using the containerd client ctr to check the version
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# of the containerd server. Wait an increasing amount of time after each of five attempts
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local -r crictl_path=$(which crictl)
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if [ -z "${crictl_path}" ]; then
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echo "crictl is not in PATH"
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exit 1
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fi
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readiness_check "sudo bin/ctr --address ${CONTAINERD_SOCK#"unix://"} version"
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readiness_check "sudo ${crictl_path} --runtime-endpoint=${CONTAINERD_SOCK} info"
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}
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# test_teardown kills containerd.
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test_teardown() {
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if [ -n "${containerd_groupid}" ]; then
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sudo pkill -g ${containerd_groupid}
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fi
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}
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# keepalive runs a command and keeps it alive.
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# keepalive process is eventually killed in test_teardown.
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keepalive() {
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local command=$1
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echo ${command}
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local wait_period=$2
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while true; do
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${command}
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sleep ${wait_period}
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done
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}
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# readiness_check checks readiness of a daemon with specified command.
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readiness_check() {
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local command=$1
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local MAX_ATTEMPTS=5
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local attempt_num=1
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until ${command} &> /dev/null || (( attempt_num == MAX_ATTEMPTS ))
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do
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echo "$attempt_num attempt \"$command\"! Trying again in $attempt_num seconds..."
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sleep $(( attempt_num++ ))
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done
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}
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