1function _source_env_setup_script() { 2 local -r ENV_SETUP_SCRIPT="build/make/envsetup.sh" 3 local -r TOP_DIR=$( 4 while [[ ! -f "${ENV_SETUP_SCRIPT}" ]] && [[ "${PWD}" != "/" ]]; do 5 \cd .. 6 done 7 if [[ -f "${ENV_SETUP_SCRIPT}" ]]; then 8 echo "$(PWD= /bin/pwd -P)" 9 fi 10 ) 11 12 local -r FULL_PATH_ENV_SETUP_SCRIPT="${TOP_DIR}/${ENV_SETUP_SCRIPT}" 13 if [[ ! -f "${FULL_PATH_ENV_SETUP_SCRIPT}" ]]; then 14 echo "ERROR: Unable to source ${ENV_SETUP_SCRIPT}" 15 return 1 16 fi 17 18 # Need to change directory to the repo root so vendor scripts can be sourced 19 # as well. 20 local -r CUR_DIR=$PWD 21 \cd "${TOP_DIR}" 22 source "${FULL_PATH_ENV_SETUP_SCRIPT}" 23 \cd "${CUR_DIR}" 24} 25 26# This function needs to run first as the remaining defining functions may be 27# using the envsetup.sh defined functions. Skip this part if this script is already 28# being invoked from envsetup.sh. 29if [[ "$1" != "--skip-envsetup" ]]; then 30 _source_env_setup_script || return 31fi 32 33# This function prefixes the given command with appropriate variables needed 34# for the build to be executed with RBE. 35function use_rbe() { 36 local RBE_BINARIES_DIR="prebuilts/remoteexecution-client/latest" 37 local DOCKER_IMAGE="gcr.io/androidbuild-re-dockerimage/android-build-remoteexec-image@sha256:1eb7f64b9e17102b970bd7a1af7daaebdb01c3fb777715899ef462d6c6d01a45" 38 39 # Do not set an invocation-ID and let reproxy auto-generate one. 40 USE_RBE="true" \ 41 FLAG_exec_root="$(gettop)" \ 42 FLAG_platform="container-image=docker://${DOCKER_IMAGE}" \ 43 RBE_use_application_default_credentials="true" \ 44 RBE_reproxy_wait_seconds="20" \ 45 RBE_CXX_EXEC_STRATEGY="remote_local_fallback" \ 46 RBE_cpp_dependency_scanner_plugin="${RBE_BINARIES_DIR}/dependency_scanner_go_plugin.so" \ 47 RBE_DIR=${RBE_BINARIES_DIR} \ 48 RBE_re_proxy="${RBE_BINARIES_DIR}/reproxy" \ 49 $@ 50} 51 52# This function detects if the uploader is available and sets the path of it to 53# ANDROID_ENABLE_METRICS_UPLOAD. 54function _export_metrics_uploader() { 55 local uploader_path="$(gettop)/vendor/google/misc/metrics_uploader_prebuilt/metrics_uploader.sh" 56 if [[ -x "${uploader_path}" ]]; then 57 export ANDROID_ENABLE_METRICS_UPLOAD="${uploader_path}" 58 fi 59} 60 61# This function sets RBE specific environment variables needed for the build to 62# executed by RBE. This file should be sourced once per checkout of Android code. 63function _set_rbe_vars() { 64 unset USE_GOMA 65 export USE_RBE="true" 66 export RBE_CXX_EXEC_STRATEGY="racing" 67 export RBE_JAVAC_EXEC_STRATEGY="racing" 68 export RBE_R8_EXEC_STRATEGY="racing" 69 export RBE_D8_EXEC_STRATEGY="racing" 70 export RBE_use_unified_cas_ops="true" 71 export RBE_JAVAC=1 72 export RBE_R8=1 73 export RBE_D8=1 74} 75 76_export_metrics_uploader 77_set_rbe_vars 78