307 lines
8.9 KiB
HCL
307 lines
8.9 KiB
HCL
/**
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* Copyright 2023 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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resource "google_container_cluster" "cluster" {
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provider = google-beta
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project = var.project_id
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name = var.name
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description = var.description
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location = var.location
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node_locations = (
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length(var.node_locations) == 0 ? null : var.node_locations
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)
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min_master_version = var.min_master_version
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network = var.vpc_config.network
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subnetwork = var.vpc_config.subnetwork
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resource_labels = var.labels
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enable_l4_ilb_subsetting = var.enable_features.l4_ilb_subsetting
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enable_tpu = var.enable_features.tpu
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initial_node_count = 1
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enable_autopilot = true
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addons_config {
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http_load_balancing {
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disabled = !var.enable_addons.http_load_balancing
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}
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horizontal_pod_autoscaling {
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disabled = !var.enable_addons.horizontal_pod_autoscaling
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}
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cloudrun_config {
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disabled = !var.enable_addons.cloudrun
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}
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kalm_config {
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enabled = var.enable_addons.kalm
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}
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config_connector_config {
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enabled = var.enable_addons.config_connector
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}
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gke_backup_agent_config {
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enabled = var.backup_configs.enable_backup_agent
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}
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}
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dynamic "authenticator_groups_config" {
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for_each = var.enable_features.groups_for_rbac != null ? [""] : []
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content {
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security_group = var.enable_features.groups_for_rbac
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}
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}
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dynamic "binary_authorization" {
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for_each = var.enable_features.binary_authorization ? [""] : []
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content {
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evaluation_mode = "PROJECT_SINGLETON_POLICY_ENFORCE"
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}
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}
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cluster_autoscaling {
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dynamic "auto_provisioning_defaults" {
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for_each = var.service_account != null ? [""] : []
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content {
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service_account = var.service_account
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}
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}
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}
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dynamic "database_encryption" {
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for_each = var.enable_features.database_encryption != null ? [""] : []
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content {
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state = var.enable_features.database_encryption.state
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key_name = var.enable_features.database_encryption.key_name
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}
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}
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dynamic "dns_config" {
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for_each = var.enable_features.dns != null ? [""] : []
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content {
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cluster_dns = var.enable_features.dns.provider
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cluster_dns_scope = var.enable_features.dns.scope
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cluster_dns_domain = var.enable_features.dns.domain
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}
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}
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dynamic "ip_allocation_policy" {
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for_each = var.vpc_config.secondary_range_blocks != null ? [""] : []
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content {
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cluster_ipv4_cidr_block = var.vpc_config.secondary_range_blocks.pods
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services_ipv4_cidr_block = var.vpc_config.secondary_range_blocks.services
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}
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}
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dynamic "ip_allocation_policy" {
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for_each = var.vpc_config.secondary_range_names != null ? [""] : []
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content {
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cluster_secondary_range_name = var.vpc_config.secondary_range_names.pods
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services_secondary_range_name = var.vpc_config.secondary_range_names.services
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}
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}
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dynamic "gateway_api_config" {
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for_each = var.enable_features.gateway_api ? [""] : []
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content {
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channel = "CHANNEL_STANDARD"
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}
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}
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maintenance_policy {
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dynamic "daily_maintenance_window" {
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for_each = (
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try(var.maintenance_config.daily_window_start_time, null) != null
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? [""]
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: []
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)
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content {
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start_time = var.maintenance_config.daily_window_start_time
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}
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}
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dynamic "recurring_window" {
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for_each = (
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try(var.maintenance_config.recurring_window, null) != null
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? [""]
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: []
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)
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content {
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start_time = var.maintenance_config.recurring_window.start_time
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end_time = var.maintenance_config.recurring_window.end_time
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recurrence = var.maintenance_config.recurring_window.recurrence
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}
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}
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dynamic "maintenance_exclusion" {
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for_each = (
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try(var.maintenance_config.maintenance_exclusions, null) == null
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? []
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: var.maintenance_config.maintenance_exclusions
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)
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iterator = exclusion
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content {
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exclusion_name = exclusion.value.name
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start_time = exclusion.value.start_time
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end_time = exclusion.value.end_time
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}
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}
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}
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master_auth {
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client_certificate_config {
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issue_client_certificate = var.issue_client_certificate
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}
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}
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dynamic "master_authorized_networks_config" {
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for_each = var.vpc_config.master_authorized_ranges != null ? [""] : []
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content {
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dynamic "cidr_blocks" {
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for_each = var.vpc_config.master_authorized_ranges
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iterator = range
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content {
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cidr_block = range.value
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display_name = range.key
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}
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}
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}
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}
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dynamic "mesh_certificates" {
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for_each = var.enable_features.mesh_certificates != null ? [""] : []
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content {
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enable_certificates = var.enable_features.mesh_certificates
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}
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}
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dynamic "notification_config" {
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for_each = var.enable_features.upgrade_notifications != null ? [""] : []
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content {
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pubsub {
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enabled = true
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topic = (
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try(var.enable_features.upgrade_notifications.topic_id, null) != null
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? var.enable_features.upgrade_notifications.topic_id
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: google_pubsub_topic.notifications[0].id
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)
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}
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}
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}
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dynamic "private_cluster_config" {
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for_each = (
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var.private_cluster_config != null ? [""] : []
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)
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content {
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enable_private_nodes = true
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enable_private_endpoint = var.private_cluster_config.enable_private_endpoint
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master_ipv4_cidr_block = try(var.vpc_config.master_ipv4_cidr_block, null)
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master_global_access_config {
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enabled = var.private_cluster_config.master_global_access
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}
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}
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}
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dynamic "pod_security_policy_config" {
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for_each = var.enable_features.pod_security_policy ? [""] : []
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content {
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enabled = var.enable_features.pod_security_policy
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}
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}
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dynamic "release_channel" {
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for_each = var.release_channel != null ? [""] : []
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content {
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channel = var.release_channel
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}
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}
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dynamic "resource_usage_export_config" {
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for_each = (
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try(var.enable_features.resource_usage_export.dataset, null) != null
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? [""]
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: []
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)
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content {
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enable_network_egress_metering = (
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var.enable_features.resource_usage_export.enable_network_egress_metering
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)
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enable_resource_consumption_metering = (
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var.enable_features.resource_usage_export.enable_resource_consumption_metering
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)
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bigquery_destination {
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dataset_id = var.enable_features.resource_usage_export.dataset
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}
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}
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}
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dynamic "vertical_pod_autoscaling" {
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for_each = var.enable_features.vertical_pod_autoscaling ? [""] : []
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content {
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enabled = var.enable_features.vertical_pod_autoscaling
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}
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}
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}
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resource "google_gke_backup_backup_plan" "backup_plan" {
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for_each = var.backup_configs.enable_backup_agent ? var.backup_configs.backup_plans : {}
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name = each.key
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cluster = google_container_cluster.cluster.id
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location = each.value.region
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project = var.project_id
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retention_policy {
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backup_delete_lock_days = try(each.value.retention_policy_delete_lock_days)
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backup_retain_days = try(each.value.retention_policy_days)
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locked = try(each.value.retention_policy_lock)
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}
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backup_schedule {
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cron_schedule = each.value.schedule
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}
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#TODO add support for configs
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backup_config {
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include_volume_data = true
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include_secrets = true
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all_namespaces = true
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}
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}
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resource "google_compute_network_peering_routes_config" "gke_master" {
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count = (
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try(var.private_cluster_config.peering_config, null) != null ? 1 : 0
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)
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project = (
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try(var.private_cluster_config.peering_config, null) == null
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? var.project_id
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: var.private_cluster_config.peering_config.project_id
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)
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peering = try(
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google_container_cluster.cluster.private_cluster_config.0.peering_name,
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null
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)
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network = element(reverse(split("/", var.vpc_config.network)), 0)
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import_custom_routes = var.private_cluster_config.peering_config.import_routes
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export_custom_routes = var.private_cluster_config.peering_config.export_routes
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}
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resource "google_pubsub_topic" "notifications" {
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count = (
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try(var.enable_features.upgrade_notifications, null) != null &&
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try(var.enable_features.upgrade_notifications.topic_id, null) == null ? 1 : 0
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)
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project = var.project_id
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name = "gke-pubsub-notifications"
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labels = {
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content = "gke-notifications"
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}
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}
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