392 lines
13 KiB
HCL
392 lines
13 KiB
HCL
/**
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* Copyright 2021 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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locals {
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descriptive_name = var.descriptive_name != null ? var.descriptive_name : "${local.prefix}${var.name}"
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group_iam_roles = distinct(flatten(values(var.group_iam)))
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group_iam = {
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for r in local.group_iam_roles : r => [
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for k, v in var.group_iam : "group:${k}" if try(index(v, r), null) != null
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]
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}
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iam = {
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for role in distinct(concat(keys(var.iam), keys(local.group_iam))) :
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role => concat(
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try(var.iam[role], []),
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try(local.group_iam[role], [])
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)
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}
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iam_additive_pairs = flatten([
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for role, members in var.iam_additive : [
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for member in members : { role = role, member = member }
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]
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])
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iam_additive_member_pairs = flatten([
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for member, roles in var.iam_additive_members : [
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for role in roles : { role = role, member = member }
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]
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])
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iam_additive = {
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for pair in concat(local.iam_additive_pairs, local.iam_additive_member_pairs) :
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"${pair.role}-${pair.member}" => pair
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}
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parent_type = var.parent == null ? null : split("/", var.parent)[0]
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parent_id = var.parent == null ? null : split("/", var.parent)[1]
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prefix = var.prefix == null ? "" : "${var.prefix}-"
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project = (
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var.project_create
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? try(google_project.project.0, null)
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: try(data.google_project.project.0, null)
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)
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logging_sinks = coalesce(var.logging_sinks, {})
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sink_type_destination = {
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gcs = "storage.googleapis.com"
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bigquery = "bigquery.googleapis.com"
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pubsub = "pubsub.googleapis.com"
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logging = "logging.googleapis.com"
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}
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sink_bindings = {
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for type in ["gcs", "bigquery", "pubsub", "logging"] :
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type => {
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for name, sink in local.logging_sinks :
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name => sink
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if sink.iam && sink.type == type
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}
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}
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service_encryption_key_ids = flatten([
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for service in keys(var.service_encryption_key_ids) : [
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for key in var.service_encryption_key_ids[service] : {
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service = service
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key = key
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} if key != null
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]
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])
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}
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data "google_project" "project" {
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count = var.project_create ? 0 : 1
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project_id = "${local.prefix}${var.name}"
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}
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resource "google_project" "project" {
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count = var.project_create ? 1 : 0
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org_id = local.parent_type == "organizations" ? local.parent_id : null
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folder_id = local.parent_type == "folders" ? local.parent_id : null
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project_id = "${local.prefix}${var.name}"
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name = local.descriptive_name
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billing_account = var.billing_account
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auto_create_network = var.auto_create_network
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labels = var.labels
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skip_delete = var.skip_delete
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}
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resource "google_project_iam_custom_role" "roles" {
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for_each = var.custom_roles
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project = local.project.project_id
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role_id = each.key
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title = "Custom role ${each.key}"
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description = "Terraform-managed"
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permissions = each.value
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}
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resource "google_compute_project_metadata_item" "oslogin_meta" {
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count = var.oslogin ? 1 : 0
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project = local.project.project_id
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key = "enable-oslogin"
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value = "TRUE"
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# depend on services or it will fail on destroy
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depends_on = [google_project_service.project_services]
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}
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resource "google_resource_manager_lien" "lien" {
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count = var.lien_reason != "" ? 1 : 0
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parent = "projects/${local.project.number}"
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restrictions = ["resourcemanager.projects.delete"]
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origin = "created-by-terraform"
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reason = var.lien_reason
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}
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resource "google_project_service" "project_services" {
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for_each = toset(var.services)
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project = local.project.project_id
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service = each.value
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disable_on_destroy = var.service_config.disable_on_destroy
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disable_dependent_services = var.service_config.disable_dependent_services
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}
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# IAM notes:
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# - external users need to have accepted the invitation email to join
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# - oslogin roles also require role to list instances
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# - additive (non-authoritative) roles might fail due to dynamic values
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resource "google_project_iam_binding" "authoritative" {
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for_each = local.iam
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project = local.project.project_id
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role = each.key
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members = each.value
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depends_on = [
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google_project_service.project_services,
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google_project_iam_custom_role.roles
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]
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}
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resource "google_project_iam_member" "additive" {
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for_each = (
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length(var.iam_additive) + length(var.iam_additive_members) > 0
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? local.iam_additive
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: {}
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)
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project = local.project.project_id
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role = each.value.role
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member = each.value.member
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depends_on = [
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google_project_service.project_services,
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google_project_iam_custom_role.roles
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]
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}
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resource "google_project_iam_member" "oslogin_iam_serviceaccountuser" {
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for_each = var.oslogin ? toset(distinct(concat(var.oslogin_admins, var.oslogin_users))) : toset([])
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project = local.project.project_id
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role = "roles/iam.serviceAccountUser"
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member = each.value
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}
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resource "google_project_iam_member" "oslogin_compute_viewer" {
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for_each = var.oslogin ? toset(distinct(concat(var.oslogin_admins, var.oslogin_users))) : toset([])
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project = local.project.project_id
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role = "roles/compute.viewer"
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member = each.value
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}
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resource "google_project_iam_member" "oslogin_admins" {
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for_each = var.oslogin ? toset(var.oslogin_admins) : toset([])
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project = local.project.project_id
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role = "roles/compute.osAdminLogin"
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member = each.value
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}
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resource "google_project_iam_member" "oslogin_users" {
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for_each = var.oslogin ? toset(var.oslogin_users) : toset([])
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project = local.project.project_id
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role = "roles/compute.osLogin"
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member = each.value
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}
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resource "google_project_organization_policy" "boolean" {
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for_each = var.policy_boolean
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project = local.project.project_id
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constraint = each.key
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dynamic "boolean_policy" {
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for_each = each.value == null ? [] : [each.value]
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iterator = policy
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content {
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enforced = policy.value
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}
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}
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dynamic "restore_policy" {
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for_each = each.value == null ? [""] : []
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content {
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default = true
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}
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}
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}
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resource "google_project_organization_policy" "list" {
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for_each = var.policy_list
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project = local.project.project_id
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constraint = each.key
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dynamic "list_policy" {
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for_each = each.value.status == null ? [] : [each.value]
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iterator = policy
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content {
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inherit_from_parent = policy.value.inherit_from_parent
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suggested_value = policy.value.suggested_value
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dynamic "allow" {
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for_each = policy.value.status ? [""] : []
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content {
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values = (
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try(length(policy.value.values) > 0, false)
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? policy.value.values
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: null
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)
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all = (
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try(length(policy.value.values) > 0, false)
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? null
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: true
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)
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}
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}
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dynamic "deny" {
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for_each = policy.value.status ? [] : [""]
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content {
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values = (
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try(length(policy.value.values) > 0, false)
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? policy.value.values
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: null
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)
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all = (
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try(length(policy.value.values) > 0, false)
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? null
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: true
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)
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}
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}
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}
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}
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dynamic "restore_policy" {
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for_each = each.value.status == null ? [true] : []
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content {
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default = true
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}
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}
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}
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resource "google_compute_shared_vpc_host_project" "shared_vpc_host" {
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count = try(var.shared_vpc_host_config.enabled, false) ? 1 : 0
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project = local.project.project_id
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}
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resource "google_compute_shared_vpc_service_project" "service_projects" {
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for_each = (
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try(var.shared_vpc_host_config.enabled, false)
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? toset(coalesce(var.shared_vpc_host_config.service_projects, []))
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: toset([])
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)
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host_project = local.project.project_id
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service_project = each.value
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depends_on = [google_compute_shared_vpc_host_project.shared_vpc_host]
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}
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resource "google_compute_shared_vpc_service_project" "shared_vpc_service" {
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count = try(var.shared_vpc_service_config.attach, false) ? 1 : 0
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host_project = var.shared_vpc_service_config.host_project
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service_project = local.project.project_id
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}
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resource "google_logging_project_sink" "sink" {
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for_each = local.logging_sinks
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name = each.key
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#description = "${each.key} (Terraform-managed)"
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project = local.project.project_id
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destination = "${local.sink_type_destination[each.value.type]}/${each.value.destination}"
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filter = each.value.filter
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unique_writer_identity = each.value.unique_writer
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dynamic "exclusions" {
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for_each = each.value.exclusions
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iterator = exclusion
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content {
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name = exclusion.key
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filter = exclusion.value
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}
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}
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depends_on = [
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google_project_iam_binding.authoritative,
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google_project_iam_member.additive
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]
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}
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resource "google_storage_bucket_iam_member" "gcs-sinks-binding" {
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for_each = local.sink_bindings["gcs"]
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bucket = each.value.destination
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role = "roles/storage.objectCreator"
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member = google_logging_project_sink.sink[each.key].writer_identity
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}
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resource "google_bigquery_dataset_iam_member" "bq-sinks-binding" {
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for_each = local.sink_bindings["bigquery"]
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project = split("/", each.value.destination)[1]
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dataset_id = split("/", each.value.destination)[3]
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role = "roles/bigquery.dataEditor"
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member = google_logging_project_sink.sink[each.key].writer_identity
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}
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resource "google_pubsub_topic_iam_member" "pubsub-sinks-binding" {
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for_each = local.sink_bindings["pubsub"]
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project = split("/", each.value.destination)[1]
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topic = split("/", each.value.destination)[3]
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role = "roles/pubsub.publisher"
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member = google_logging_project_sink.sink[each.key].writer_identity
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}
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resource "google_project_iam_member" "bucket-sinks-binding" {
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for_each = local.sink_bindings["logging"]
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project = split("/", each.value.destination)[1]
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role = "roles/logging.bucketWriter"
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member = google_logging_project_sink.sink[each.key].writer_identity
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# TODO(jccb): use a condition to limit writer-identity only to this
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# bucket
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}
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resource "google_logging_project_exclusion" "logging-exclusion" {
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for_each = coalesce(var.logging_exclusions, {})
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name = each.key
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project = local.project.project_id
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description = "${each.key} (Terraform-managed)"
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filter = each.value
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}
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resource "google_essential_contacts_contact" "contact" {
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provider = google-beta
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for_each = var.contacts
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parent = "projects/${local.project.project_id}"
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email = each.key
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language_tag = "en"
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notification_category_subscriptions = each.value
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}
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resource "google_access_context_manager_service_perimeter_resource" "service-perimeter-resource-standard" {
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count = var.service_perimeter_standard != null ? 1 : 0
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# If used, remember to uncomment 'lifecycle' block in the
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# modules/vpc-sc/google_access_context_manager_service_perimeter resource.
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perimeter_name = var.service_perimeter_standard
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resource = "projects/${local.project.number}"
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}
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resource "google_access_context_manager_service_perimeter_resource" "service-perimeter-resource-bridges" {
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for_each = toset(var.service_perimeter_bridges != null ? var.service_perimeter_bridges : [])
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# If used, remember to uncomment 'lifecycle' block in the
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# modules/vpc-sc/google_access_context_manager_service_perimeter resource.
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perimeter_name = each.value
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resource = "projects/${local.project.number}"
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}
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resource "google_kms_crypto_key_iam_member" "crypto_key" {
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for_each = {
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for service_key in local.service_encryption_key_ids : "${service_key.service}.${service_key.key}" => service_key if service_key != service_key.key
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}
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crypto_key_id = each.value.key
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role = "roles/cloudkms.cryptoKeyEncrypterDecrypter"
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member = "serviceAccount:${local.service_accounts_robots[each.value.service]}"
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depends_on = [
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google_project.project,
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google_project_service.project_services,
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google_project_service_identity.jit_si,
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data.google_bigquery_default_service_account.bq_sa,
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data.google_project.project,
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data.google_storage_project_service_account.gcs_sa,
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]
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}
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