130 lines
3.6 KiB
HCL
130 lines
3.6 KiB
HCL
/**
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* Copyright 2024 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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# tfdoc:file:description IAM bindings.
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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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locals {
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_custom_roles = {
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for f in try(fileset(var.factories_config.custom_roles, "*.yaml"), []) :
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replace(f, ".yaml", "") => yamldecode(
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file("${var.factories_config.custom_roles}/${f}")
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)
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}
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_iam_principal_roles = distinct(flatten(values(var.iam_by_principals)))
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_iam_principals = {
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for r in local._iam_principal_roles : r => [
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for k, v in var.iam_by_principals :
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k if try(index(v, r), null) != null
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]
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}
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custom_roles = merge(
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{
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for k, v in local._custom_roles : k => {
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name = lookup(v, "name", k)
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permissions = v["includedPermissions"]
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}
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},
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{
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for k, v in var.custom_roles : k => {
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name = k
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permissions = v
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}
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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._iam_principals))) :
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role => concat(
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try(var.iam[role], []),
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try(local._iam_principals[role], [])
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)
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}
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}
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# we use a different key for custom roles to allow referring to the role alias
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# in Terraform, while still being able to define unique role names
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check "custom_roles" {
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assert {
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condition = (
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length(local.custom_roles) == length({
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for k, v in local.custom_roles : v.name => null
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})
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)
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error_message = "Duplicate role name in custom roles."
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}
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}
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resource "google_project_iam_custom_role" "roles" {
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for_each = local.custom_roles
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project = local.project.project_id
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role_id = each.value.name
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title = "Custom role ${each.value.name}"
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description = "Terraform-managed."
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permissions = each.value.permissions
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}
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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_binding" "bindings" {
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for_each = var.iam_bindings
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project = local.project.project_id
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role = each.value.role
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members = each.value.members
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dynamic "condition" {
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for_each = each.value.condition == null ? [] : [""]
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content {
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expression = each.value.condition.expression
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title = each.value.condition.title
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description = each.value.condition.description
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}
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}
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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" "bindings" {
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for_each = var.iam_bindings_additive
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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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dynamic "condition" {
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for_each = each.value.condition == null ? [] : [""]
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content {
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expression = each.value.condition.expression
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title = each.value.condition.title
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description = each.value.condition.description
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}
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}
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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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