tools/internal_ci/helper_scripts/prepare_build_interop_rc

#!/bin/bash
# Copyright 2017 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.

# Source this rc script to prepare the environment for interop builds
# This rc script must be used in the root directory of gRPC

export LANG=en_US.UTF-8

# Download Docker images from DockerHub
export DOCKERHUB_ORGANIZATION=grpctesting

git submodule update --init

# Set up gRPC-Go and gRPC-Java to test
git clone --recursive https://github.com/grpc/grpc-go ./../grpc-go
git clone --recursive https://github.com/grpc/grpc-java ./../grpc-java
git clone --recursive https://github.com/grpc/grpc-node ./../grpc-node

# Download json file.
mkdir ~/service_account
gsutil cp gs://grpc-testing-secrets/interop/service_account/GrpcTesting-726eb1347f15.json ~/service_account
export GOOGLE_APPLICATION_CREDENTIALS=~/service_account/GrpcTesting-726eb1347f15.json