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grpc-js-xds: Add support for k8s interop test framework
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‎packages/grpc-js-xds/interop/Dockerfile

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# Copyright 2022 gRPC 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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# Dockerfile for building the xDS interop client. To build the image, run the
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# following command from grpc-node directory:
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# docker build -t <TAG> -f packages/grpc-js-xds/interop/Dockerfile .
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FROM node:16-alpine
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# Make a grpc-node directory and copy the repo into it.
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WORKDIR /node/src/grpc-node
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COPY . .
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WORKDIR /node/src/grpc-node/packages/grpc-js
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RUN npm install
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WORKDIR /node/src/grpc-node/packages/grpc-js-xds
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RUN npm install
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ENTRYPOINT [ "node", "/node/src/grpc-node/packages/grpc-js-xds/build/interop/xds-interop-client" ]

‎packages/grpc-js-xds/scripts/xds_k8s_lb.sh

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#!/usr/bin/env bash
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# Copyright 2022 gRPC 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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set -eo pipefail
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# Constants
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readonly GITHUB_REPOSITORY_NAME="grpc-node"
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readonly TEST_DRIVER_INSTALL_SCRIPT_URL="https://raw.githubusercontent.com/${TEST_DRIVER_REPO_OWNER:-grpc}/grpc/${TEST_DRIVER_BRANCH:-master}/tools/internal_ci/linux/grpc_xds_k8s_install_test_driver.sh"
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## xDS test client Docker images
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readonly SERVER_IMAGE_NAME="gcr.io/grpc-testing/xds-interop/java-server:v1.46.x"
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readonly CLIENT_IMAGE_NAME="gcr.io/grpc-testing/xds-interop/node-client"
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readonly FORCE_IMAGE_BUILD="${FORCE_IMAGE_BUILD:-0}"
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readonly BUILD_APP_PATH="packages/grpc-js-xds/interop/Dockerfile"
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readonly LANGUAGE_NAME="Node"
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#######################################
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# Builds test app Docker images and pushes them to GCR
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# Globals:
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# BUILD_APP_PATH
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# CLIENT_IMAGE_NAME: Test client Docker image name
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# GIT_COMMIT: SHA-1 of git commit being built
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# Arguments:
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# None
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# Outputs:
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# Writes the output of `gcloud builds submit` to stdout, stderr
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#######################################
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build_test_app_docker_images() {
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echo "Building ${LANGUAGE_NAME} xDS interop test app Docker images"
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pushd "${SRC_DIR}"
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docker build \
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-f "${BUILD_APP_PATH}" \
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-t "${CLIENT_IMAGE_NAME}:${GIT_COMMIT}" \
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.
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popd
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gcloud -q auth configure-docker
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docker push "${CLIENT_IMAGE_NAME}:${GIT_COMMIT}"
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}
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#######################################
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# Builds test app and its docker images unless they already exist
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# Globals:
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# CLIENT_IMAGE_NAME: Test client Docker image name
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# GIT_COMMIT: SHA-1 of git commit being built
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# FORCE_IMAGE_BUILD
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# Arguments:
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# None
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# Outputs:
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# Writes the output to stdout, stderr
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#######################################
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build_docker_images_if_needed() {
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# Check if images already exist
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client_tags="$(gcloud_gcr_list_image_tags "${CLIENT_IMAGE_NAME}" "${GIT_COMMIT}")"
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printf "Client image: %s:%s\n" "${CLIENT_IMAGE_NAME}" "${GIT_COMMIT}"
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echo "${client_tags:-Client image not found}"
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# Build if any of the images are missing, or FORCE_IMAGE_BUILD=1
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if [[ "${FORCE_IMAGE_BUILD}" == "1" || -z "${client_tags}" ]]; then
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build_test_app_docker_images
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else
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echo "Skipping ${LANGUAGE_NAME} test app build"
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fi
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}
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#######################################
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# Executes the test case
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# Globals:
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# TEST_DRIVER_FLAGFILE: Relative path to test driver flagfile
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# KUBE_CONTEXT: The name of kubectl context with GKE cluster access
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# SECONDARY_KUBE_CONTEXT: The name of kubectl context with secondary GKE cluster access, if any
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# TEST_XML_OUTPUT_DIR: Output directory for the test xUnit XML report
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# CLIENT_IMAGE_NAME: Test client Docker image name
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# GIT_COMMIT: SHA-1 of git commit being built
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# Arguments:
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# Test case name
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# Outputs:
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# Writes the output of test execution to stdout, stderr
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# Test xUnit report to ${TEST_XML_OUTPUT_DIR}/${test_name}/sponge_log.xml
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#######################################
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run_test() {
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# Test driver usage:
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# https://github.com/grpc/grpc/tree/master/tools/run_tests/xds_k8s_test_driver#basic-usage
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local test_name="${1:?Usage: run_test test_name}"
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# testing_version is used by the framework to determine the supported PSM
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# features. It's captured from Kokoro job name of the Node repo, which takes
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# the form:
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# grpc/node/<branch name>/<job name>
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python3 -m "tests.${test_name}" \
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--flagfile="${TEST_DRIVER_FLAGFILE}" \
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--kube_context="${KUBE_CONTEXT}" \
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--secondary_kube_context="${SECONDARY_KUBE_CONTEXT}" \
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--client_image="${CLIENT_IMAGE_NAME}:${GIT_COMMIT}" \
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--server_image="${SERVER_IMAGE_NAME}" \
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--testing_version=$(echo "$KOKORO_JOB_NAME" | sed -E 's|^grpc/node/([^/]+)/.*|\1|') \
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--xml_output_file="${TEST_XML_OUTPUT_DIR}/${test_name}/sponge_log.xml"
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}
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#######################################
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# Main function: provision software necessary to execute tests, and run them
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# Globals:
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# KOKORO_ARTIFACTS_DIR
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# GITHUB_REPOSITORY_NAME
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# SRC_DIR: Populated with absolute path to the source repo
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# TEST_DRIVER_REPO_DIR: Populated with the path to the repo containing
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# the test driver
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# TEST_DRIVER_FULL_DIR: Populated with the path to the test driver source code
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# TEST_DRIVER_FLAGFILE: Populated with relative path to test driver flagfile
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# TEST_XML_OUTPUT_DIR: Populated with the path to test xUnit XML report
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# GIT_ORIGIN_URL: Populated with the origin URL of git repo used for the build
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# GIT_COMMIT: Populated with the SHA-1 of git commit being built
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# GIT_COMMIT_SHORT: Populated with the short SHA-1 of git commit being built
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# KUBE_CONTEXT: Populated with name of kubectl context with GKE cluster access
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# SECONDARY_KUBE_CONTEXT: Populated with name of kubectl context with secondary GKE cluster access, if any
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# Arguments:
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# None
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# Outputs:
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# Writes the output of test execution to stdout, stderr
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#######################################
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main() {
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local script_dir
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script_dir="$(dirname "$0")"
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# Source the test driver from the master branch.
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echo "Sourcing test driver install script from: ${TEST_DRIVER_INSTALL_SCRIPT_URL}"
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source /dev/stdin <<< "$(curl -s "${TEST_DRIVER_INSTALL_SCRIPT_URL}")"
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activate_gke_cluster GKE_CLUSTER_PSM_SECURITY
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activate_secondary_gke_cluster GKE_CLUSTER_PSM_SECURITY
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set -x
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if [[ -n "${KOKORO_ARTIFACTS_DIR}" ]]; then
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kokoro_setup_test_driver "${GITHUB_REPOSITORY_NAME}"
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else
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local_setup_test_driver "${script_dir}"
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fi
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build_docker_images_if_needed
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# Run tests
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cd "${TEST_DRIVER_FULL_DIR}"
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local failed_tests=0
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test_suites=("api_listener_test" "change_backend_service_test" "failover_test" "remove_neg_test" "round_robin_test")
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for test in "${test_suites[@]}"; do
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run_test $test || (( failed_tests++ ))
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done
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echo "Failed test suites: ${failed_tests}"
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if (( failed_tests > 0 )); then
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exit 1
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fi
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}
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main "$@"

‎test/kokoro/xds_k8s_lb.cfg

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# Copyright 2022 gRPC 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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# Config file for Kokoro (in protobuf text format)
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# Location of the continuous shell script in repository.
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build_file: "grpc-node/packages/grpc-js-xds/scripts/xds_k8s_lb.sh"
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timeout_mins: 180
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action {
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define_artifacts {
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regex: "artifacts/**/*sponge_log.xml"
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regex: "artifacts/**/*sponge_log.log"
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strip_prefix: "artifacts"
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}
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}

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