angular-cn/scripts/local-dev/setup-rbe.sh

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#!/bin/bash
# A script for automatically configuring a user's local dev
# environment to use Remote Build Execution.
# Short cuts to set output as bold and normal
bold=$(tput bold)
normal=$(tput sgr0)
###########################################################
# Setup/Confirm Environment #
###########################################################
# The full path location of the script
full_script_path="$(pwd)/$(dirname ${BASH_SOURCE[0]})"
# Determine the root directory of the Angular github repo.
project_directory=$(git rev-parse --show-toplevel 2> /dev/null)
if [[ $? -ne 0 ]]; then
echo "This command must be run from within the cloned \"angular/angular\" repository"
exit 1
fi
# Confirm gcloud installed and available as a command.
if [ ! -x "$(command -v gcloud)" ]; then
echo "gcloud command is not available. Please install gcloud before continuing"
echo "Please visit: https://cloud.google.com/sdk/install"
exit 1
fi
# The full path to the .bazelrc.user file
bazelrc_user_filepath="$project_directory/.bazelrc.user"
###########################################################
# Action Functions #
###########################################################
# Log into gcloud
function gcloud_login() {
gcloud auth application-default login
if [[ $? -ne 0 ]]; then
echo "gcloud login failed. Aborting"
exit 2
fi
}
# Confirm the user is already logged into gcloud, if they aren't
# attempt to login. After login, confirm the logged in account
# is from the correct domain.
function confirm_gcloud_login() {
echo "Checking gcloud login state"
gcloud auth application-default print-access-token &> /dev/null
if [[ $? -ne 0 ]]; then
echo "Not currently logged into gcloud. Starting gcloud login now"
gcloud_login
fi
access_token=$(gcloud auth application-default print-access-token)
current_account=$(curl -s https://www.googleapis.com/oauth2/v1/tokeninfo?access_token=$access_token | node $full_script_path/get-email)
if [[ ! $current_account =~ (angular\.io$)|(google\.com$) ]]; then
echo "Logged in as $current_account";
echo "An angular.io or google.com account must be used for remote Bazel usage."
echo "Please login instead using an account from one of these domains."
read -p "Rerun login command now? [Y/y]"
if [[ $REPLY =~ ^[Yy]$ ]]; then
gcloud_login
confirm_gcloud_login
return
else
echo "Exiting..."
exit 3
fi
fi
echo "Logged in as $current_account";
}
# Prompts to add a flag to the .bazelrc.user file if its not already in place
function add_flag() {
flag=$1
read -p " Add $flag flag? [Y/y]"
if [[ $REPLY =~ ^[Yy]$ ]]; then
if [[ ! $(grep "^$flag$" $bazelrc_user_filepath) ]]; then
echo "$flag" >> $bazelrc_user_filepath
echo "Added $flag to .bazelrc.user"
else
echo "$flag already in .bazelrc.user"
fi
fi
echo
}
###########################################################
# RBE Setup Script #
###########################################################
# Create the bazelrc.user file, echo the config flags into the file.
touch $bazelrc_user_filepath
# Ensure default credentials are valid.
confirm_gcloud_login
# Add extra line space before config setup.
echo
# Remote builds
echo "The ${bold}remote${normal} flag enables RBE, builds run remotely when possible and caching"
echo "occurs in the RBE context"
add_flag "build --config=remote"