cloud-foundation-fabric/fast/stages/1-resman/branch-tenants.tf

257 lines
7.6 KiB
HCL

/**
* Copyright 2024 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.
*/
# tfdoc:file:description Lightweight tenant resources.
# TODO(ludo): add support for CI/CD
locals {
tenant_iam = {
for k, v in var.tenants : k => [
v.admin_principal,
module.tenant-self-iac-sa[k].iam_email
]
}
}
# top-level "Tenants" folder
module "tenant-tenants-folder" {
source = "../../../modules/folder"
parent = "organizations/${var.organization.id}"
name = "Tenants"
tag_bindings = {
context = module.organization.tag_values["${var.tag_names.context}/tenant"].id
}
}
# Tenant folders (top, core, self)
module "tenant-top-folder" {
source = "../../../modules/folder"
for_each = var.tenants
parent = module.tenant-tenants-folder.id
name = each.value.descriptive_name
iam_by_principals = {
(each.value.admin_principal) = ["roles/browser"]
}
}
module "tenant-top-folder-iam" {
source = "../../../modules/folder"
for_each = var.tenants
id = module.tenant-top-folder[each.key].id
folder_create = false
tag_bindings = {
tenant = module.organization.tag_values["${var.tag_names.tenant}/${each.key}"].id
}
iam = merge(
{
"roles/cloudasset.owner" = [module.tenant-core-sa[each.key].iam_email]
"roles/compute.xpnAdmin" = [module.tenant-core-sa[each.key].iam_email]
"roles/logging.admin" = [module.tenant-core-sa[each.key].iam_email]
"roles/resourcemanager.folderAdmin" = [module.tenant-core-sa[each.key].iam_email]
"roles/resourcemanager.projectCreator" = [module.tenant-core-sa[each.key].iam_email]
"roles/resourcemanager.tagUser" = [module.tenant-core-sa[each.key].iam_email]
},
{
for k in var.tenants_config.top_folder_roles :
k => local.tenant_iam[each.key]
}
)
}
module "tenant-core-folder" {
source = "../../../modules/folder"
for_each = var.tenants
parent = module.tenant-top-folder[each.key].id
name = "${each.value.descriptive_name} - Core"
}
module "tenant-core-folder-iam" {
source = "../../../modules/folder"
for_each = var.tenants
id = module.tenant-core-folder[each.key].id
folder_create = false
iam = merge(
{
"roles/owner" = [
module.tenant-core-sa[each.key].iam_email
]
"roles/viewer" = local.tenant_iam[each.key]
},
{
for k in var.tenants_config.core_folder_roles :
k => local.tenant_iam[each.key]
}
)
}
module "tenant-self-folder" {
source = "../../../modules/folder"
for_each = var.tenants
parent = module.tenant-top-folder[each.key].id
name = "${each.value.descriptive_name} - Tenant"
}
module "tenant-self-folder-iam" {
source = "../../../modules/folder"
for_each = var.tenants
id = module.tenant-self-folder[each.key].id
folder_create = false
iam = merge(
{
"roles/cloudasset.owner" = local.tenant_iam[each.key]
"roles/compute.xpnAdmin" = local.tenant_iam[each.key]
"roles/resourcemanager.folderAdmin" = local.tenant_iam[each.key]
"roles/resourcemanager.projectCreator" = local.tenant_iam[each.key]
"roles/resourcemanager.tagUser" = local.tenant_iam[each.key]
"roles/owner" = local.tenant_iam[each.key]
},
{
for k in var.tenants_config.tenant_folder_roles :
k => local.tenant_iam[each.key]
}
)
}
# Tenant IaC resources (core)
module "tenant-core-sa" {
source = "../../../modules/iam-service-account"
for_each = var.tenants
project_id = var.automation.project_id
name = "tn-${each.key}-0"
description = "Terraform service account for tenant ${each.key}."
prefix = var.prefix
iam_project_roles = {
(var.automation.project_id) = ["roles/serviceusage.serviceUsageConsumer"]
}
}
module "tenant-core-gcs" {
source = "../../../modules/gcs"
for_each = var.tenants
project_id = var.automation.project_id
name = "tn-${each.key}-0"
prefix = var.prefix
versioning = true
location = var.locations.gcs
storage_class = local.gcs_storage_class
iam = {
"roles/storage.objectAdmin" = [module.tenant-core-sa[each.key].iam_email]
}
}
# Tenant IaC project and resources (self)
module "tenant-self-iac-project" {
source = "../../../modules/project"
for_each = var.tenants
billing_account = (
each.value.billing_account != null
? each.value.billing_account
: var.billing_account.id
)
name = "${each.key}-iac-core-0"
parent = module.tenant-self-folder[each.key].id
prefix = var.prefix
iam_by_principals = {
(each.value.admin_principal) = [
"roles/iam.serviceAccountAdmin",
"roles/iam.serviceAccountTokenCreator",
"roles/iam.workloadIdentityPoolAdmin"
]
}
iam = {
(var.custom_roles.storage_viewer) = [
"serviceAccount:${var.automation.service_accounts.resman-r}"
]
"roles/viewer" = [
"serviceAccount:${var.automation.service_accounts.resman-r}"
]
}
services = [
"accesscontextmanager.googleapis.com",
"bigquery.googleapis.com",
"bigqueryreservation.googleapis.com",
"bigquerystorage.googleapis.com",
"billingbudgets.googleapis.com",
"cloudbilling.googleapis.com",
"cloudbuild.googleapis.com",
"cloudkms.googleapis.com",
"cloudresourcemanager.googleapis.com",
"container.googleapis.com",
"compute.googleapis.com",
"container.googleapis.com",
"essentialcontacts.googleapis.com",
"iam.googleapis.com",
"iamcredentials.googleapis.com",
"orgpolicy.googleapis.com",
"pubsub.googleapis.com",
"servicenetworking.googleapis.com",
"serviceusage.googleapis.com",
"sourcerepo.googleapis.com",
"stackdriver.googleapis.com",
"storage-component.googleapis.com",
"storage.googleapis.com",
"sts.googleapis.com"
]
}
module "tenant-self-iac-gcs-outputs" {
source = "../../../modules/gcs"
for_each = var.tenants
project_id = module.tenant-self-iac-project[each.key].project_id
location = var.locations.gcs
storage_class = local.gcs_storage_class
name = "${each.key}-iac-outputs-0"
prefix = var.prefix
versioning = true
iam = {
"roles/storage.objectAdmin" = [module.tenant-core-sa[each.key].iam_email]
}
}
module "tenant-self-iac-gcs-state" {
source = "../../../modules/gcs"
for_each = var.tenants
project_id = module.tenant-self-iac-project[each.key].project_id
location = var.locations.gcs
storage_class = local.gcs_storage_class
name = "${each.key}-iac-0"
prefix = var.prefix
versioning = true
}
module "tenant-self-iac-sa" {
source = "../../../modules/iam-service-account"
for_each = var.tenants
project_id = module.tenant-self-iac-project[each.key].project_id
name = "${each.key}-iac-0"
description = "Terraform automation service account."
prefix = var.prefix
iam_storage_roles = {
(module.tenant-self-iac-gcs-outputs[each.key].name) = [
"roles/storage.admin"
]
(module.tenant-self-iac-gcs-state[each.key].name) = [
"roles/storage.admin"
]
}
}