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#!/usr/bin/env bash
# Copyright 2021 gRPC 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 -eo pipefail
# Constants
readonly GITHUB_REPOSITORY_NAME="grpc"
readonly TEST_DRIVER_INSTALL_SCRIPT_URL="https://raw.githubusercontent.com/${TEST_DRIVER_REPO_OWNER:-grpc}/psm-interop/${TEST_DRIVER_BRANCH:-main}/.kokoro/psm_interop_kokoro_lib.sh"
## xDS test client Docker images
readonly DOCKER_REGISTRY="us-docker.pkg.dev"
readonly CLIENT_IMAGE_NAME="us-docker.pkg.dev/grpc-testing/psm-interop/cpp-client"
readonly FORCE_IMAGE_BUILD="${FORCE_IMAGE_BUILD:-0}"
readonly BUILD_APP_PATH="interop-testing/build/install/grpc-interop-testing"
#######################################
# Builds test app Docker images and pushes them to GCR
# Globals:
# BUILD_APP_PATH
# CLIENT_IMAGE_NAME: Test client Docker image name
# GIT_COMMIT: SHA-1 of git commit being built
# Arguments:
# None
# Outputs:
# Writes the output of `gcloud builds submit` to stdout, stderr
#######################################
build_test_app_docker_images() {
echo "Building C++ xDS interop test app Docker images"
docker build -f "${SRC_DIR}/tools/dockerfile/interoptest/grpc_interop_cxx_xds/Dockerfile.xds_client" -t "${CLIENT_IMAGE_NAME}:${GIT_COMMIT}" "${SRC_DIR}"
gcloud -q auth configure-docker "${DOCKER_REGISTRY}"
docker push "${CLIENT_IMAGE_NAME}:${GIT_COMMIT}"
if is_version_branch "${TESTING_VERSION}"; then
tag_and_push_docker_image "${CLIENT_IMAGE_NAME}" "${GIT_COMMIT}" "${TESTING_VERSION}"
fi
}
#######################################
# Builds test app and its docker images unless they already exist
# Globals:
# CLIENT_IMAGE_NAME: Test client Docker image name
# GIT_COMMIT: SHA-1 of git commit being built
# FORCE_IMAGE_BUILD
# Arguments:
# None
# Outputs:
# Writes the output to stdout, stderr
#######################################
build_docker_images_if_needed() {
# Check if images already exist
client_tags="$(gcloud_gcr_list_image_tags "${CLIENT_IMAGE_NAME}" "${GIT_COMMIT}")"
printf "Client image: %s:%s\n" "${CLIENT_IMAGE_NAME}" "${GIT_COMMIT}"
echo "${client_tags:-Client image not found}"
# Build if any of the images are missing, or FORCE_IMAGE_BUILD=1
if [[ "${FORCE_IMAGE_BUILD}" == "1" || -z "${client_tags}" ]]; then
build_test_app_docker_images
else
echo "Skipping C++ test app build"
fi
}
#######################################
# Executes the test case
# Globals:
# TEST_DRIVER_FLAGFILE: Relative path to test driver flagfile
# KUBE_CONTEXT: The name of kubectl context with GKE cluster access
# TEST_XML_OUTPUT_DIR: Output directory for the test xUnit XML report
# CLIENT_IMAGE_NAME: Test client Docker image name
# GIT_COMMIT: SHA-1 of git commit being built
# TESTING_VERSION: version branch under test: used by the framework to determine the supported PSM
# features.
# Arguments:
# Test case name
# Outputs:
# Writes the output of test execution to stdout, stderr
# Test xUnit report to ${TEST_XML_OUTPUT_DIR}/${test_name}/sponge_log.xml
#######################################
run_test() {
# Test driver usage:
# https://github.com/grpc/grpc/tree/master/tools/run_tests/xds_k8s_test_driver#basic-usage
local test_name="${1:?Usage: run_test test_name}"
local out_dir="${TEST_XML_OUTPUT_DIR}/${test_name}"
mkdir -pv "${out_dir}"
set -x
python3 -m "tests.${test_name}" \
--flagfile="${TEST_DRIVER_FLAGFILE}" \
--flagfile="config/url-map.cfg" \
--kube_context="${KUBE_CONTEXT}" \
--client_image="${CLIENT_IMAGE_NAME}:${GIT_COMMIT}" \
--testing_version="${TESTING_VERSION}" \
--collect_app_logs \
--log_dir="${out_dir}" \
--xml_output_file="${out_dir}/sponge_log.xml" \
|& tee "${out_dir}/sponge_log.log"
}
#######################################
# Main function: provision software necessary to execute tests, and run them
# Globals:
# KOKORO_ARTIFACTS_DIR
# GITHUB_REPOSITORY_NAME
# SRC_DIR: Populated with absolute path to the source repo
# TEST_DRIVER_REPO_DIR: Populated with the path to the repo containing
# the test driver
# TEST_DRIVER_FULL_DIR: Populated with the path to the test driver source code
# TEST_DRIVER_FLAGFILE: Populated with relative path to test driver flagfile
# TEST_XML_OUTPUT_DIR: Populated with the path to test xUnit XML report
# GIT_ORIGIN_URL: Populated with the origin URL of git repo used for the build
# GIT_COMMIT: Populated with the SHA-1 of git commit being built
# GIT_COMMIT_SHORT: Populated with the short SHA-1 of git commit being built
# KUBE_CONTEXT: Populated with name of kubectl context with GKE cluster access
# Arguments:
# None
# Outputs:
# Writes the output of test execution to stdout, stderr
#######################################
main() {
local script_dir
script_dir="$(dirname "$0")"
# Source the test driver from the master branch.
echo "Sourcing test driver install script from: ${TEST_DRIVER_INSTALL_SCRIPT_URL}"
source /dev/stdin <<< "$(curl -s "${TEST_DRIVER_INSTALL_SCRIPT_URL}")"
activate_gke_cluster GKE_CLUSTER_PSM_BASIC
set -x
if [[ -n "${KOKORO_ARTIFACTS_DIR}" ]]; then
kokoro_setup_test_driver "${GITHUB_REPOSITORY_NAME}"
else
local_setup_test_driver "${script_dir}"
fi
build_docker_images_if_needed
# Run tests
cd "${TEST_DRIVER_FULL_DIR}"
run_test url_map || echo "Failed url_map test"
}
main "$@"
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