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05-IAM-enable-cloud-build.sh
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#!/bin/bash
# Copyright 2022 Google LLC
#
# 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.
# Created with codelabba.rb v.1.4a
source .env.sh || fatal "Config doesnt exist please create .env.sh"
set -x
set -e
function _get_roles_for_service_account() {
gcloud projects get-iam-policy $PROJECT_ID --filter bindings.members=serviceAccount:"$1" --flatten="bindings[].members" | grep role: | lolcat
}
#########################################################################################################
# This script provides Cloud Build and Compute Serbive accounts with the necessary privileges to
# run our pipeline.
#########################################################################################################
# Fetch Project Number from Project ID:
PROJECT_NUMBER=$(gcloud projects describe "$PROJECT_ID" --format="value(projectNumber)")
# Cloud Build SA:
CLOUD_BUILD_SVC_ACCT="${PROJECT_NUMBER}@cloudbuild.gserviceaccount.com"
# GCE SA:
GCE_SVC_ACCT="${PROJECT_NUMBER}[email protected]"
# 1. Add roles to normal Cloud Build SvcAcct
for SUCCINCT_ROLE in \
artifactregistry.repoAdmin \
container.developer \
iam.serviceAccountUser \
cloudbuild.connectionAdmin \
clouddeploy.jobRunner \
clouddeploy.releaser \
source.reader \
cloudbuild.builds.builder \
storage.objectAdmin ; do
gcloud projects add-iam-policy-binding --member="serviceAccount:${CLOUD_BUILD_SVC_ACCT}" --role "roles/$SUCCINCT_ROLE" "$PROJECT_ID"
done
# 2. Add roles to GCE service account for the GKE nodes (which is usually the default compute account)
for SUCCINCT_ROLE in \
artifactregistry.reader \
cloudbuild.connectionAdmin \
container.developer \
container.nodeServiceAgent \
storage.objectCreator \
; do
gcloud projects add-iam-policy-binding --member="serviceAccount:${GCE_SVC_ACCT}" --role "roles/$SUCCINCT_ROLE" "$PROJECT_ID"
done
echo [wow] SuperDuper query on roles for your Cloud Build SvcAcct:
# https://fabianlee.org/2021/01/29/gcp-analyzing-members-of-iam-role-using-gcloud-filtering-and-jq/
white "1. Roles for CLOUD_BUILD_SVC_ACCT $CLOUD_BUILD_SVC_ACCT:"
_get_roles_for_service_account $CLOUD_BUILD_SVC_ACCT
white "2. Roles for GCE_SVC_ACCT $GCE_SVC_ACCT:"
_get_roles_for_service_account $GCE_SVC_ACCT
# End of your code here
_allgood_post_script
echo Everything is ok.