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migrate e2e script from test-infra
This commit is contained in:
Benjamin Elder
146
hack/ci/e2e.sh
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146
hack/ci/e2e.sh
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#!/usr/bin/env bash
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# Copyright 2018 The Kubernetes Authors.
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#
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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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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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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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# hack script for running a kind e2e
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# must be run with a kubernetes checkout in $PWD (IE from the checkout)
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# TODO(bentheelder): replace this with kubetest integration
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# Usage: SKIP="ginkgo skip regex" FOCUS="ginkgo focus regex" kind-e2e.sh
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set -o errexit
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set -o nounset
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set -o pipefail
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set -o verbose
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# our exit handler (trap)
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cleanup() {
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# KIND_IS_UP is true once we: kind create
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if [[ "${KIND_IS_UP:-}" = true ]]; then
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kind delete || true
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fi
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# clean up e2e.test symlink
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rm -f _output/bin/e2e.test
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# remove our tempdir
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# NOTE: this needs to be last, or it will prevent kind delete
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if [[ -n "${TMP_DIR:-}" ]]; then
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rm -rf "${TMP_DIR}"
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fi
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}
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# install kind to a tempdir GOPATH from this script's test-infra checkout
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install_kind() {
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# install `kind` to tempdir
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TMP_DIR=$(mktemp -d)
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# ensure bin dir
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mkdir -p "${TMP_DIR}/bin"
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# if we have a kind checkout, install that to the tmpdir, otherwise go get it
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if [[ $(go list sigs.k8s.io/kind) = "sigs.k8s.io/kind" ]]; then
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env "GOBIN=${TMP_DIR}/bin" go install sigs.k8s.io/kind
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else
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env "GOPATH=${TMP_DIR}" go get sigs.k8s.io/kind
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fi
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PATH="${TMP_DIR}/bin:${PATH}"
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export PATH
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}
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# build kubernetes / node image, e2e binaries
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build() {
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# build the base image
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# TODO(bentheelder): eliminate this once we publish this image
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kind build base
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# possibly enable bazel build caching before building kubernetes
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BAZEL_REMOTE_CACHE_ENABLED=${BAZEL_REMOTE_CACHE_ENABLED:-false}
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if [[ "${BAZEL_REMOTE_CACHE_ENABLED}" == "true" ]]; then
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# run the script in the kubekins image, do not fail if it fails
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/usr/local/bin/create_bazel_cache_rcs.sh || true
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fi
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# build the node image w/ kubernetes
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kind build node --type=bazel
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# make sure we have e2e requirements
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#make all WHAT="cmd/kubectl test/e2e/e2e.test vendor/github.com/onsi/ginkgo/ginkgo"
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bazel build //cmd/kubectl //test/e2e:e2e.test //vendor/github.com/onsi/ginkgo/ginkgo
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# e2e.test does not show up in a path with platform in it and will not be found
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# by kube::util::find-binary, so we will copy it to an acceptable location
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# until this is fixed upstream
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# https://github.com/kubernetes/kubernetes/issues/68306
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mkdir -p "_output/bin/"
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cp "bazel-bin/test/e2e/e2e.test" "_output/bin/"
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# try to make sure the kubectl we built is in PATH
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local maybe_kubectl
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maybe_kubectl="$(find "${PWD}/bazel-bin/" -name "kubectl" -type f)"
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if [[ -n "${maybe_kubectl}" ]]; then
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PATH="$(dirname "${maybe_kubectl}"):${PATH}"
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export PATH
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fi
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# release some memory after building
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sync || true
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echo 1 > /proc/sys/vm/drop_caches || true
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}
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# up a cluster with kind
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create_cluster() {
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# mark the cluster as up for cleanup
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# even if kind create fails, kind delete can clean up after it
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KIND_IS_UP=true
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kind create
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}
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# run e2es with kubetest
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run_tests() {
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# default WORKSPACE if not in CI
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WORKSPACE="${WORKSPACE:-${PWD}}"
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# base kubetest args
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KUBETEST_ARGS="--provider=skeleton --test --check-version-skew=false"
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# ginkgo regexes
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SKIP="${SKIP:-"Alpha|Kubectl|\\[(Disruptive|Feature:[^\\]]+|Flaky)\\]"}"
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FOCUS="${FOCUS:-"\\[Conformance\\]"}"
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# if we set PARALLEL=true, skip serial tests set --ginkgo-parallel
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PARALLEL="${PARALLEL:-false}"
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if [[ "${PARALLEL}" == "true" ]]; then
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SKIP="\\[Serial\\]|${SKIP}"
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KUBETEST_ARGS="${KUBETEST_ARGS} --ginkgo-parallel"
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fi
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# add ginkgo args
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KUBETEST_ARGS="${KUBETEST_ARGS} --test_args=\"--ginkgo.focus=${FOCUS} --ginkgo.skip=${SKIP} --report-dir=${WORKSPACE}/_artifacts --disable-log-dump=true\""
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# export the KUBECONFIG
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# TODO(bentheelder): provide a `kind` command that can be eval'ed instead
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export KUBECONFIG="${HOME}/.kube/kind-config-1"
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# setting this env prevents ginkg e2e from trying to run provider setup
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export KUBERNETES_CONFORMANCE_TEST="y"
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# run kubetest, if it fails clean up and exit failure
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eval "kubetest ${KUBETEST_ARGS}"
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}
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# setup kind, build kubernetes, create a cluster, run the e2es
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main() {
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trap cleanup EXIT
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install_kind
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build
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create_cluster
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run_tests
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}
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main
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