265 lines
9.5 KiB
Bash
Executable file
265 lines
9.5 KiB
Bash
Executable file
#!/usr/bin/env bash
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# Copyright 2019 Google LLC
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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 -eu
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export CC=gcc
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export CXX=g++
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export DISTRO=ubuntu
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export DISTRO_VERSION=18.04
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export CMAKE_SOURCE_DIR="."
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in_docker_script="ci/kokoro/docker/build-in-docker-cmake.sh"
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if [[ $# -eq 1 ]]; then
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export BUILD_NAME="${1}"
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elif [[ -n "${KOKORO_JOB_NAME:-}" ]]; then
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# Kokoro injects the KOKORO_JOB_NAME environment variable, the value of this
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# variable is cloud-cpp/spanner/<config-file-name-without-cfg> (or more
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# generally <path/to/config-file-without-cfg>). By convention we name these
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# files `$foo.cfg` for continuous builds and `$foo-presubmit.cfg` for
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# presubmit builds. Here we extract the value of "foo" and use it as the build
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# name.
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BUILD_NAME="$(basename "${KOKORO_JOB_NAME}" "-presubmit")"
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export BUILD_NAME
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else
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echo "Aborting build as the build name is not defined."
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echo "If you are invoking this script via the command line use:"
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echo " $0 <build-name>"
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echo
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echo "If this script is invoked by Kokoro, the CI system is expected to set"
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echo "the KOKORO_JOB_NAME environment variable."
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exit 1
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fi
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if [[ "${BUILD_NAME}" = "clang-tidy" ]]; then
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# Compile with clang-tidy(1) turned on. The build treats clang-tidy warnings
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# as errors.
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export DISTRO=fedora
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export DISTRO_VERSION=30
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export CC=clang
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export CXX=clang++
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export CHECK_STYLE=yes
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export CLANG_TIDY=yes
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elif [[ "${BUILD_NAME}" = "ubuntu-18.04" ]]; then
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export CC=gcc
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export CXX=g++
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elif [[ "${BUILD_NAME}" = "ubuntu-16.04" ]]; then
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export DISTRO_VERSION=16.04
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export CC=gcc
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export CXX=g++
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elif [[ "${BUILD_NAME}" = "gcc-4.8" ]]; then
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# The oldest version of GCC we support is 4.8, this build checks the code
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# against that version. The use of CentOS 7 for that build is not a
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# coincidence: the reason we support GCC 4.8 is to support this distribution
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# (and its commercial cousin: RHEL 7).
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export CC=gcc
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export CXX=g++
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export DISTRO=centos
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export DISTRO_VERSION=7
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elif [[ "${BUILD_NAME}" = "clang-3.8" ]]; then
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# The oldest version of Clang we actively test is 3.8. There is nothing
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# particularly interesting about that version. It is simply the version
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# included with Ubuntu:16.04, and the oldest version tested by
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# google-cloud-cpp.
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export DISTRO=ubuntu
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export DISTRO_VERSION=16.04
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export CC=clang
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export CXX=clang++
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else
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echo "Unknown BUILD_NAME (${BUILD_NAME}). Fix the Kokoro .cfg file."
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exit 1
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fi
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if [[ -z "${PROJECT_ROOT+x}" ]]; then
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readonly PROJECT_ROOT="$(cd "$(dirname "$0")/../../.."; pwd)"
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fi
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if [[ -z "${PROJECT_ID+x}" ]]; then
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readonly PROJECT_ID="cloud-devrel-kokoro-resources"
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fi
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# Determine the image name.
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readonly IMAGE="gcr.io/${PROJECT_ID}/cpp-cmakefiles/${DISTRO}-${DISTRO_VERSION}"
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readonly BUILD_OUTPUT="cmake-out/${BUILD_NAME}"
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readonly BUILD_HOME="cmake-out/home/${BUILD_NAME}"
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echo "================================================================"
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cd "${PROJECT_ROOT}"
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echo "Building with $(nproc) cores $(date) on ${PWD}."
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echo "================================================================"
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echo "Capture Docker version to troubleshoot $(date)."
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docker version
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echo "================================================================"
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has_cache="false"
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if [[ -n "${KOKORO_JOB_NAME:-}" ]]; then
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# Download the docker image from the previous build on kokoro for speed.
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echo "================================================================"
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echo "Downloading Docker image $(date)."
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gcloud auth configure-docker
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if docker pull "${IMAGE}:latest"; then
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echo "Existing image successfully downloaded."
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has_cache="true"
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fi
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echo "================================================================"
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fi
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docker_build_flags=(
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"-t" "${IMAGE}:latest"
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)
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if [[ -f "ci/kokoro/Dockerfile.${DISTRO}-${DISTRO_VERSION}" ]]; then
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docker_build_flags+=("-f" "ci/kokoro/Dockerfile.${DISTRO}-${DISTRO_VERSION}")
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else
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docker_build_flags+=(
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"-f" "ci/kokoro/Dockerfile.${DISTRO}"
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"--build-arg" "DISTRO_VERSION=${DISTRO_VERSION}"
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)
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fi
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if "${has_cache}"; then
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docker_build_flags+=("--cache-from=${IMAGE}:latest")
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fi
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update_cache="false"
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echo "================================================================"
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echo "Creating Docker image with all the development tools $(date)."
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if ci/retry-command.sh docker build "${docker_build_flags[@]}" ci; then
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update_cache="true"
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echo "Docker image created $(date)."
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docker image ls | grep "${IMAGE}"
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else
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echo "Failed creating Docker image $(date)."
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if "${has_cache}"; then
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echo "Continue the build with the cache."
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else
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exit 1
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fi
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fi
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echo "================================================================"
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if [[ -n "${KOKORO_JOB_NAME:-}" ]]; then
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# Upload the docker image for speeding up the future builds.
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echo "================================================================"
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echo "Uploading Docker image $(date)."
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docker push "${IMAGE}:latest" || true
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echo "================================================================"
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fi
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echo "================================================================"
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echo "Running the full build $(date)."
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# The default user for a Docker container has uid 0 (root). To avoid creating
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# root-owned files in the build directory we tell docker to use the current
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# user ID, if known.
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docker_uid="${UID:-0}"
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docker_user="${USER:-root}"
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docker_home_prefix="${PWD}/cmake-out/home"
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if [[ "${docker_uid}" == "0" ]]; then
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docker_home_prefix="${PWD}/cmake-out/root"
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fi
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# Make sure the user has a $HOME directory inside the Docker container.
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mkdir -p "${BUILD_HOME}"
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mkdir -p "${BUILD_OUTPUT}"
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# We use an array for the flags so they are easier to document.
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docker_flags=(
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# Grant the PTRACE capability to the Docker container running the build,
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# this is needed by tools like AddressSanitizer.
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"--cap-add" "SYS_PTRACE"
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# The name and version of the distribution, this is used to call
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# define-docker-variables.sh and determine the Docker image built, and the
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# output directory for any artifacts.
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"--env" "DISTRO=${DISTRO}"
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"--env" "DISTRO_VERSION=${DISTRO_VERSION}"
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# The C++ and C compiler, both Bazel and CMake use this environment variable
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# to select the compiler binary.
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"--env" "CXX=${CXX}"
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"--env" "CC=${CC}"
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# If set to 'yes', the build script will run the style checks, including
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# clang-format, cmake-format, and buildifier.
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"--env" "CHECK_STYLE=${CHECK_STYLE:-}"
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# If set to 'yes', the build script will configure clang-tidy. Currently
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# only the CMake builds use this flag.
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"--env" "CLANG_TIDY=${CLANG_TIDY:-}"
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# If set to 'yes', run the integration tests. Currently only the Bazel
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# builds use this flag.
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"--env" "RUN_INTEGRATION_TESTS=${RUN_INTEGRATION_TESTS:-}"
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# If set to 'yes', run compile with code coverage flags. Currently only the
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# CMake builds use this flag.
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"--env" "CODE_COVERAGE=${CODE_COVERAGE:-}"
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# If set, pass -DGOOGLE_CLOUD_CPP_CXX_STANDARD=<value> to CMake.
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"--env" "GOOGLE_CLOUD_CPP_CXX_STANDARD=${GOOGLE_CLOUD_CPP_CXX_STANDARD:-}"
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# When running the integration tests this directory contains the
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# configuration files needed to run said tests. Make it available inside
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# the Docker container.
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"--volume" "${KOKORO_GFILE_DIR:-/dev/shm}:/c"
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# Let the Docker image script know what kind of terminal we are using, that
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# produces properly colorized error messages.
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"--env" "TERM=${TERM:-dumb}"
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# Run the docker script and this user id. Because the docker image gets to
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# write in ${PWD} you typically want this to be your user id.
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"--user" "${docker_uid}"
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# Bazel needs this environment variable to work correctly.
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"--env" "USER=${docker_user}"
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# We give Bazel and CMake a fake $HOME inside the docker image. Bazel caches
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# build byproducts in this directory. CMake (when ccache is enabled) uses
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# it to store $HOME/.ccache
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"--env" "HOME=/h"
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"--volume" "${PWD}/${BUILD_HOME}:/h"
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# Mount the current directory (which is the top-level directory for the
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# project) as `/v` inside the docker image, and move to that directory.
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"--volume" "${PWD}:/v"
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"--workdir" "/v"
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# Mask any other builds that may exist at the same time. That is, these
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# directories appear as empty inside the Docker container, this prevents the
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# container from writing into other builds, or to get confused by the output
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# of other builds. In the CI system this does not matter, as each build runs
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# on a completely separate VM. This is useful when running multiple builds
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# in your workstation.
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"--volume" "/v/cmake-out/home"
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"--volume" "/v/cmake-out"
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"--volume" "${PWD}/${BUILD_OUTPUT}:/v/${BUILD_OUTPUT}"
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)
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# When running the builds from the command-line they get a tty, and the scripts
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# running inside the Docker container can produce nicer output. On Kokoro the
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# script does not get a tty, and Docker terminates the program if we pass the
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# `-it` flag.
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if [[ -t 0 ]]; then
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docker_flags+=("-it")
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fi
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docker run "${docker_flags[@]}" "${IMAGE}:latest" \
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"/v/${in_docker_script}" "${CMAKE_SOURCE_DIR}" \
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"${BUILD_OUTPUT}"
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