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#!/bin/bash
# Copyright (C) 2022 The Android Open Source Project
#
# 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 -euo pipefail
# Soong/Bazel integration test for building unbundled apexes in the real source tree.
#
# These tests build artifacts from head and compares their contents.
if [ ! -e "build/make/core/Makefile" ]; then
echo "$0 must be run from the top of the Android source tree."
exit 1
fi
############
# Test Setup
############
OUTPUT_DIR="$(mktemp -d $(pwd)/tmp.XXXXXX)"
SOONG_OUTPUT_DIR="$OUTPUT_DIR/soong"
BAZEL_OUTPUT_DIR="$OUTPUT_DIR/bazel"
export TARGET_PRODUCT="module_arm"
[ "$#" -eq 1 ] && export TARGET_PRODUCT="$1"
function call_bazel() {
build/bazel/bin/bazel --output_base="$BAZEL_OUTPUT_DIR" $@
}
function cleanup {
# call bazel clean because some bazel outputs don't have w bits.
call_bazel clean
rm -rf "${OUTPUT_DIR}"
}
function deapexer() {
DEBUGFS_PATH="$(realpath $(call_bazel cquery --config=bp2build --config=linux_x86_64 --config=ci --output=files //external/e2fsprogs/debugfs))"
call_bazel run --config=bp2build //system/apex/tools:deapexer -- --debugfs_path=$DEBUGFS_PATH $@
}
trap cleanup EXIT
###########
# Run Soong
###########
export UNBUNDLED_BUILD_SDKS_FROM_SOURCE=true # don't rely on prebuilts
export TARGET_BUILD_APPS="com.android.adbd com.android.tzdata build.bazel.examples.apex.minimal"
packages/modules/common/build/build_unbundled_mainline_module.sh \
--product "$TARGET_PRODUCT" \
--dist_dir "$SOONG_OUTPUT_DIR"
######################
# Run bp2build / Bazel
######################
build/soong/soong_ui.bash --make-mode BP2BUILD_VERBOSE=1 --skip-soong-tests bp2build
BAZEL_OUT="$(call_bazel info --config=bp2build output_path)"
call_bazel build --config=bp2build --config=ci --config=android \
//packages/modules/adb/apex:com.android.adbd \
//system/timezone/apex:com.android.tzdata \
//build/bazel/examples/apex/minimal:build.bazel.examples.apex.minimal
BAZEL_ADBD="$(realpath $(call_bazel cquery --config=bp2build --config=android --config=ci --output=files //packages/modules/adb/apex:com.android.adbd))"
BAZEL_TZDATA="$(realpath $(call_bazel cquery --config=bp2build --config=android --config=ci --output=files //system/timezone/apex:com.android.tzdata))"
BAZEL_MINIMAL="$(realpath $(call_bazel cquery --config=bp2build --config=android --config=ci --output=files //build/bazel/examples/apex/minimal:build.bazel.examples.apex.minimal))"
# # Build debugfs separately, as it's not a dep of apexer, but needs to be an explicit arg.
call_bazel build --config=bp2build --config=linux_x86_64 //external/e2fsprogs/debugfs
#######
# Tests
#######
function compare_deapexer_list() {
local BAZEL_APEX=$1; shift
local APEX=$1; shift
# Compare the outputs of `deapexer list`, which lists the contents of the apex filesystem image.
local SOONG_APEX="$SOONG_OUTPUT_DIR/$APEX"
local SOONG_LIST="$OUTPUT_DIR/soong.list"
local BAZEL_LIST="$OUTPUT_DIR/bazel.list"
deapexer list "$SOONG_APEX" > "$SOONG_LIST"
deapexer list "$BAZEL_APEX" > "$BAZEL_LIST"
if cmp -s "$SOONG_LIST" "$BAZEL_LIST"
then
echo "ok: $APEX"
else
echo "contents of $APEX are different between Soong and Bazel:"
echo
echo expected
echo
cat "$SOONG_LIST"
echo
echo got
echo
cat "$BAZEL_LIST"
exit 1
fi
}
compare_deapexer_list "${BAZEL_ADBD}" com.android.adbd.apex
compare_deapexer_list "${BAZEL_TZDATA}" com.android.tzdata.apex
compare_deapexer_list "${BAZEL_MINIMAL}" build.bazel.examples.apex.minimal.apex
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