273 lines
8.6 KiB
HCL
273 lines
8.6 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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# we deal with one env here
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# 1 project, m clusters
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# cloud dns for gke?
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variable "automation" {
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# tfdoc:variable:source 0-bootstrap
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description = "Automation resources created by the bootstrap stage."
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type = object({
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outputs_bucket = string
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})
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}
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variable "billing_account" {
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# tfdoc:variable:source 0-bootstrap
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description = "Billing account id. If billing account is not part of the same org set `is_org_level` to false."
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type = object({
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id = string
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is_org_level = optional(bool, true)
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})
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validation {
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condition = var.billing_account.is_org_level != null
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error_message = "Invalid `null` value for `billing_account.is_org_level`."
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}
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}
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variable "clusters" {
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description = "Clusters configuration. Refer to the gke-cluster-standard module for type details."
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type = map(object({
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cluster_autoscaling = optional(any)
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description = optional(string)
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enable_addons = optional(any, {
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horizontal_pod_autoscaling = true, http_load_balancing = true
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})
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enable_features = optional(any, {
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shielded_nodes = true
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workload_identity = true
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})
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issue_client_certificate = optional(bool, false)
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labels = optional(map(string))
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location = string
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logging_config = optional(object({
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enable_system_logs = optional(bool, true)
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enable_workloads_logs = optional(bool, true)
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enable_api_server_logs = optional(bool, false)
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enable_scheduler_logs = optional(bool, false)
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enable_controller_manager_logs = optional(bool, false)
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}), {})
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maintenance_config = optional(any, {
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daily_window_start_time = "03:00"
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recurring_window = null
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maintenance_exclusion = []
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})
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max_pods_per_node = optional(number, 110)
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min_master_version = optional(string)
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monitoring_config = optional(object({
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enable_system_metrics = optional(bool, true)
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# (Optional) control plane metrics
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enable_api_server_metrics = optional(bool, false)
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enable_controller_manager_metrics = optional(bool, false)
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enable_scheduler_metrics = optional(bool, false)
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# (Optional) kube state metrics
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enable_daemonset_metrics = optional(bool, false)
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enable_deployment_metrics = optional(bool, false)
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enable_hpa_metrics = optional(bool, false)
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enable_pod_metrics = optional(bool, false)
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enable_statefulset_metrics = optional(bool, false)
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enable_storage_metrics = optional(bool, false)
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# Google Cloud Managed Service for Prometheus
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enable_managed_prometheus = optional(bool, true)
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}), {})
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node_locations = optional(list(string))
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private_cluster_config = optional(any)
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release_channel = optional(string)
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vpc_config = object({
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subnetwork = string
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network = optional(string)
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secondary_range_blocks = optional(object({
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pods = string
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services = string
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}))
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secondary_range_names = optional(object({
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pods = optional(string, "pods")
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services = optional(string, "services")
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}))
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master_authorized_ranges = optional(map(string))
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master_ipv4_cidr_block = optional(string)
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})
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}))
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default = {}
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nullable = false
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}
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variable "fleet_configmanagement_clusters" {
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description = "Config management features enabled on specific sets of member clusters, in config name => [cluster name] format."
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type = map(list(string))
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default = {}
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nullable = false
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}
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variable "fleet_configmanagement_templates" {
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description = "Sets of config management configurations that can be applied to member clusters, in config name => {options} format."
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type = map(object({
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binauthz = bool
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config_sync = object({
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git = object({
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gcp_service_account_email = string
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https_proxy = string
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policy_dir = string
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secret_type = string
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sync_branch = string
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sync_repo = string
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sync_rev = string
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sync_wait_secs = number
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})
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prevent_drift = string
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source_format = string
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})
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hierarchy_controller = object({
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enable_hierarchical_resource_quota = bool
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enable_pod_tree_labels = bool
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})
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policy_controller = object({
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audit_interval_seconds = number
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exemptable_namespaces = list(string)
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log_denies_enabled = bool
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referential_rules_enabled = bool
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template_library_installed = bool
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})
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version = string
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}))
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default = {}
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nullable = false
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}
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variable "fleet_features" {
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description = "Enable and configure fleet features. Set to null to disable GKE Hub if fleet workload identity is not used."
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type = object({
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appdevexperience = bool
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configmanagement = bool
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identityservice = bool
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multiclusteringress = string
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multiclusterservicediscovery = bool
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servicemesh = bool
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})
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default = null
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}
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variable "fleet_workload_identity" {
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description = "Use Fleet Workload Identity for clusters. Enables GKE Hub if set to true."
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type = bool
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default = false
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nullable = false
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}
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variable "folder_ids" {
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# tfdoc:variable:source 1-resman
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description = "Folders to be used for the networking resources in folders/nnnnnnnnnnn format. If null, folder will be created."
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type = object({
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gke-dev = string
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})
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}
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variable "host_project_ids" {
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# tfdoc:variable:source 2-networking
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description = "Host project for the shared VPC."
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type = object({
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dev-spoke-0 = string
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})
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}
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variable "iam" {
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description = "Project-level authoritative IAM bindings for users and service accounts in {ROLE => [MEMBERS]} format."
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type = map(list(string))
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default = {}
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nullable = false
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}
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variable "iam_by_principals" {
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description = "Authoritative IAM binding in {PRINCIPAL => [ROLES]} format. Principals need to be statically defined to avoid cycle errors. Merged internally with the `iam` variable."
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type = map(list(string))
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default = {}
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nullable = false
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}
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variable "labels" {
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description = "Project-level labels."
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type = map(string)
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default = {}
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}
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variable "nodepools" {
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description = "Nodepools configuration. Refer to the gke-nodepool module for type details."
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type = map(map(object({
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gke_version = optional(string)
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labels = optional(map(string), {})
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max_pods_per_node = optional(number)
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name = optional(string)
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node_config = optional(any, {
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disk_type = "pd-balanced"
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shielded_instance_config = {
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enable_integrity_monitoring = true
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enable_secure_boot = true
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}
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})
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node_count = optional(map(number), {
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initial = 1
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})
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node_locations = optional(list(string))
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nodepool_config = optional(any)
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pod_range = optional(any)
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reservation_affinity = optional(any)
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service_account = optional(any)
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sole_tenant_nodegroup = optional(string)
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tags = optional(list(string))
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taints = optional(map(object({
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value = string
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effect = string
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})))
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})))
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default = {}
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nullable = false
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}
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variable "outputs_location" {
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description = "Path where providers, tfvars files, and lists for the following stages are written. Leave empty to disable."
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type = string
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default = null
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}
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variable "prefix" {
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description = "Prefix used for resources that need unique names."
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type = string
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validation {
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condition = try(length(var.prefix), 0) < 13
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error_message = "Use a maximum of 12 characters for prefix."
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}
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}
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variable "project_services" {
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description = "Additional project services to enable."
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type = list(string)
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default = []
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nullable = false
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}
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variable "vpc_self_links" {
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# tfdoc:variable:source 2-networking
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description = "Self link for the shared VPC."
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type = object({
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dev-spoke-0 = string
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})
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}
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