kubernetes/hack/make-rules/test-e2e-node.sh
Danielle Lancashire 4097a3d472 e2e_node: allow customizing the base kubeletconfig
This commit forces Kubelet Configuration files to always be generated
and when possible will use the kubeletconfig file that has been provided
by the test orchestrator
2021-11-02 15:09:56 +01:00

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#!/usr/bin/env bash
# Copyright 2016 The Kubernetes 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.
KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/../..
source "${KUBE_ROOT}/hack/lib/init.sh"
kube::golang::setup_env
# start the cache mutation detector by default so that cache mutators will be found
KUBE_CACHE_MUTATION_DETECTOR="${KUBE_CACHE_MUTATION_DETECTOR:-true}"
export KUBE_CACHE_MUTATION_DETECTOR
# panic the server on watch decode errors since they are considered coder mistakes
KUBE_PANIC_WATCH_DECODE_ERROR="${KUBE_PANIC_WATCH_DECODE_ERROR:-true}"
export KUBE_PANIC_WATCH_DECODE_ERROR
focus=${FOCUS:-""}
skip=${SKIP-"\[Flaky\]|\[Slow\]|\[Serial\]"}
# The number of tests that can run in parallel depends on what tests
# are running and on the size of the node. Too many, and tests will
# fail due to resource contention. 8 is a reasonable default for a
# n1-standard-1 node.
# Currently, parallelism only affects when REMOTE=true. For local test,
# ginkgo default parallelism (cores - 1) is used.
parallelism=${PARALLELISM:-8}
artifacts="${ARTIFACTS:-"/tmp/_artifacts/$(date +%y%m%dT%H%M%S)"}"
remote=${REMOTE:-"false"}
runtime=${RUNTIME:-"docker"}
container_runtime_endpoint=${CONTAINER_RUNTIME_ENDPOINT:-""}
image_service_endpoint=${IMAGE_SERVICE_ENDPOINT:-""}
run_until_failure=${RUN_UNTIL_FAILURE:-"false"}
test_args=${TEST_ARGS:-""}
timeout_arg=""
system_spec_name=${SYSTEM_SPEC_NAME:-}
extra_envs=${EXTRA_ENVS:-}
runtime_config=${RUNTIME_CONFIG:-}
ssh_user=${SSH_USER:-"${USER}"}
ssh_key=${SSH_KEY:-}
kubelet_config_file=${KUBELET_CONFIG_FILE:-""}
# Parse the flags to pass to ginkgo
ginkgoflags=""
if [[ ${parallelism} -gt 1 ]]; then
ginkgoflags="${ginkgoflags} -nodes=${parallelism} "
fi
if [[ ${focus} != "" ]]; then
ginkgoflags="${ginkgoflags} -focus=\"${focus}\" "
fi
if [[ ${skip} != "" ]]; then
ginkgoflags="${ginkgoflags} -skip=\"${skip}\" "
fi
if [[ ${run_until_failure} != "" ]]; then
ginkgoflags="${ginkgoflags} -untilItFails=${run_until_failure} "
fi
# Setup the directory to copy test artifacts (logs, junit.xml, etc) from remote host to local host
if [ ! -d "${artifacts}" ]; then
echo "Creating artifacts directory at ${artifacts}"
mkdir -p "${artifacts}"
fi
echo "Test artifacts will be written to ${artifacts}"
if [[ ${runtime} == "remote" ]] ; then
if [[ -n ${container_runtime_endpoint} ]] ; then
test_args="--container-runtime-endpoint=${container_runtime_endpoint} ${test_args}"
fi
if [[ -n ${image_service_endpoint} ]] ; then
test_args="--image-service-endpoint=${image_service_endpoint} ${test_args}"
fi
fi
if [ "${remote}" = true ] ; then
# The following options are only valid in remote run.
images=${IMAGES:-""}
hosts=${HOSTS:-""}
image_project=${IMAGE_PROJECT:-"kubernetes-node-e2e-images"}
metadata=${INSTANCE_METADATA:-""}
list_images=${LIST_IMAGES:-false}
if [[ ${list_images} == "true" ]]; then
gcloud compute images list --project="${image_project}" | grep "e2e-node"
exit 0
fi
gubernator=${GUBERNATOR:-"false"}
image_config_file=${IMAGE_CONFIG_FILE:-""}
image_config_dir=${IMAGE_CONFIG_DIR:-""}
if [[ ${hosts} == "" && ${images} == "" && ${image_config_file} == "" ]]; then
image_project="${IMAGE_PROJECT:-"cos-cloud"}"
gci_image=$(gcloud compute images list --project "${image_project}" \
--no-standard-images --filter="name ~ 'cos-beta.*'" --format="table[no-heading](name)")
images=${gci_image}
metadata="user-data<${KUBE_ROOT}/test/e2e_node/jenkins/gci-init.yaml,gci-update-strategy=update_disabled"
fi
instance_prefix=${INSTANCE_PREFIX:-"test"}
cleanup=${CLEANUP:-"true"}
delete_instances=${DELETE_INSTANCES:-"false"}
preemptible_instances=${PREEMPTIBLE_INSTANCES:-"false"}
test_suite=${TEST_SUITE:-"default"}
if [[ -n "${TIMEOUT:-}" ]] ; then
timeout_arg="--test-timeout=${TIMEOUT}"
fi
# Get the compute zone
zone=${ZONE:-"$(gcloud info --format='value(config.properties.compute.zone)')"}
if [[ ${zone} == "" ]]; then
echo "Could not find gcloud compute/zone when running: \`gcloud info --format='value(config.properties.compute.zone)'\`"
exit 1
fi
# Get the compute project
project=$(gcloud info --format='value(config.project)')
if [[ ${project} == "" ]]; then
echo "Could not find gcloud project when running: \`gcloud info --format='value(config.project)'\`"
exit 1
fi
# Check if any of the images specified already have running instances. If so reuse those instances
# by moving the IMAGE to a HOST
if [[ ${images} != "" ]]; then
IFS=',' read -ra IM <<< "${images}"
images=""
for i in "${IM[@]}"; do
if gcloud compute instances list --project="${project}" --filter="name:'${instance_prefix}-${i}' AND zone:'${zone}'" | grep "${i}"; then
if [[ "${hosts}" != "" ]]; then
hosts="${hosts},"
fi
echo "Reusing host ${instance_prefix}-${i}"
hosts="${hosts}${instance_prefix}-${i}"
else
if [[ "${images}" != "" ]]; then
images="${images},"
fi
images="${images}${i}"
fi
done
fi
# Use cluster.local as default dns-domain
test_args='--dns-domain="'${KUBE_DNS_DOMAIN:-cluster.local}'" '${test_args}
test_args='--kubelet-flags="--cluster-domain='${KUBE_DNS_DOMAIN:-cluster.local}'" '${test_args}
# Output the configuration we will try to run
echo "Running tests remotely using"
echo "Project: ${project}"
echo "Image Project: ${image_project}"
echo "Compute/Zone: ${zone}"
echo "Images: ${images}"
echo "Hosts: ${hosts}"
echo "Ginkgo Flags: ${ginkgoflags}"
echo "Instance Metadata: ${metadata}"
echo "Image Config File: ${image_config_file}"
echo "Kubelet Config File: ${kubelet_config_file}"
# Invoke the runner
go run test/e2e_node/runner/remote/run_remote.go --logtostderr --vmodule=*=4 --ssh-env="gce" \
--zone="${zone}" --project="${project}" --gubernator="${gubernator}" \
--hosts="${hosts}" --images="${images}" --cleanup="${cleanup}" \
--results-dir="${artifacts}" --ginkgo-flags="${ginkgoflags}" \
--image-project="${image_project}" --instance-name-prefix="${instance_prefix}" \
--delete-instances="${delete_instances}" --test_args="${test_args}" --instance-metadata="${metadata}" \
--image-config-file="${image_config_file}" --system-spec-name="${system_spec_name}" \
--runtime-config="${runtime_config}" --preemptible-instances="${preemptible_instances}" \
--ssh-user="${ssh_user}" --ssh-key="${ssh_key}" --image-config-dir="${image_config_dir}" \
--extra-envs="${extra_envs}" --kubelet-config-file="${kubelet_config_file}" --test-suite="${test_suite}" \
"${timeout_arg}" \
2>&1 | tee -i "${artifacts}/build-log.txt"
exit $?
else
# Refresh sudo credentials if needed
if ping -c 1 -q metadata.google.internal &> /dev/null; then
echo 'Running on GCE, not asking for sudo credentials'
elif sudo --non-interactive "$(which bash)" -c true 2> /dev/null; then
# if we can run bash without a password, it's a pretty safe bet that either
# we can run any command without a password, or that sudo credentials
# are already cached - and they've just been re-cached
echo 'No need to refresh sudo credentials'
else
echo 'Updating sudo credentials'
sudo -v || exit 1
fi
# Do not use any network plugin by default. User could override the flags with
# test_args.
test_args='--kubelet-flags="--network-plugin= --cni-bin-dir=" '${test_args}
# Runtime flags
test_args='--kubelet-flags="--container-runtime='${runtime}'" '${test_args}
# Use cluster.local as default dns-domain
test_args='--dns-domain="'${KUBE_DNS_DOMAIN:-cluster.local}'" '${test_args}
test_args='--kubelet-flags="--cluster-domain='${KUBE_DNS_DOMAIN:-cluster.local}'" '${test_args}
# Test using the host the script was run on
# Provided for backwards compatibility
go run test/e2e_node/runner/local/run_local.go \
--system-spec-name="${system_spec_name}" --extra-envs="${extra_envs}" \
--ginkgo-flags="${ginkgoflags}" --test-flags="--container-runtime=${runtime} \
--alsologtostderr --v 4 --report-dir=${artifacts} --node-name $(hostname) \
${test_args}" --runtime-config="${runtime_config}" \
--build-dependencies=true 2>&1 | tee -i "${artifacts}/build-log.txt"
exit $?
fi