1#!/bin/bash
2#
3# Copyright 2019 The Abseil Authors.
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#    https://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16
17# This script that can be invoked to test abseil-cpp in a hermetic environment
18# using a Docker image on Linux. You must have Docker installed to use this
19# script.
20
21set -euox pipefail
22
23if [ -z ${ABSEIL_ROOT:-} ]; then
24  ABSEIL_ROOT="$(realpath $(dirname ${0})/..)"
25fi
26
27if [ -z ${STD:-} ]; then
28  STD="c++11 c++14 c++17"
29fi
30
31if [ -z ${COMPILATION_MODE:-} ]; then
32  COMPILATION_MODE="fastbuild opt"
33fi
34
35if [ -z ${EXCEPTIONS_MODE:-} ]; then
36  EXCEPTIONS_MODE="-fno-exceptions -fexceptions"
37fi
38
39readonly DOCKER_CONTAINER="gcr.io/google.com/absl-177019/linux_gcc-latest:20200106"
40
41# USE_BAZEL_CACHE=1 only works on Kokoro.
42# Without access to the credentials this won't work.
43if [ ${USE_BAZEL_CACHE:-0} -ne 0 ]; then
44  DOCKER_EXTRA_ARGS="--volume=${KOKORO_KEYSTORE_DIR}:/keystore:ro ${DOCKER_EXTRA_ARGS:-}"
45  # Bazel doesn't track changes to tools outside of the workspace
46  # (e.g. /usr/bin/gcc), so by appending the docker container to the
47  # remote_http_cache url, we make changes to the container part of
48  # the cache key. Hashing the key is to make it shorter and url-safe.
49  container_key=$(echo ${DOCKER_CONTAINER} | sha256sum | head -c 16)
50  BAZEL_EXTRA_ARGS="--remote_http_cache=https://storage.googleapis.com/absl-bazel-remote-cache/${container_key} --google_credentials=/keystore/73103_absl-bazel-remote-cache ${BAZEL_EXTRA_ARGS:-}"
51fi
52
53for std in ${STD}; do
54  for compilation_mode in ${COMPILATION_MODE}; do
55    for exceptions_mode in ${EXCEPTIONS_MODE}; do
56      echo "--------------------------------------------------------------------"
57      time docker run \
58        --volume="${ABSEIL_ROOT}:/abseil-cpp-ro:ro" \
59        --tmpfs=/abseil-cpp \
60        --workdir=/abseil-cpp \
61        --cap-add=SYS_PTRACE \
62        --rm \
63        -e CC="/usr/local/bin/gcc" \
64        -e BAZEL_CXXOPTS="-std=${std}" \
65        ${DOCKER_EXTRA_ARGS:-} \
66        ${DOCKER_CONTAINER} \
67        /bin/sh -c "
68          cp -r /abseil-cpp-ro/* /abseil-cpp/
69          if [ -n \"${ALTERNATE_OPTIONS:-}\" ]; then
70            cp ${ALTERNATE_OPTIONS:-} absl/base/options.h || exit 1
71          fi
72          /usr/local/bin/bazel test ... \
73            --compilation_mode=\"${compilation_mode}\" \
74            --copt=\"${exceptions_mode}\" \
75            --copt=-Werror \
76            --define=\"absl=1\" \
77            --keep_going \
78            --show_timestamps \
79            --test_env=\"GTEST_INSTALL_FAILURE_SIGNAL_HANDLER=1\" \
80            --test_env=\"TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo\" \
81            --test_output=errors \
82            --test_tag_filters=-benchmark \
83            ${BAZEL_EXTRA_ARGS:-}"
84    done
85  done
86done
87