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module-workers.tf
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module-workers.tf
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# Copyright (c) 2022, 2023 Oracle Corporation and/or its affiliates.
# Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl
locals {
worker_count_expected = coalesce(one(module.workers[*].worker_count_expected), 0)
worker_drain_expected = coalesce(one(module.workers[*].worker_drain_expected), 0)
# Distinct list of compartments for enabled worker pools
worker_compartments = distinct(compact([
for k, v in var.worker_pools : lookup(v, "compartment_id", local.compartment_id)
if tobool(lookup(v, "create", true))
]))
# Worker pools with cluster autoscaler management enabled
autoscaler_compartments = distinct(compact([
for k, v in var.worker_pools : lookup(v, "compartment_id", local.compartment_id)
if tobool(lookup(v, "create", true)) && tobool(lookup(v, "allow_autoscaler", false))
]))
}
# Default workers sub-module implementation for OKE cluster
module "workers" {
count = local.cluster_enabled ? 1 : 0
source = "./modules/workers"
# Common
compartment_id = local.worker_compartment_id
tenancy_id = local.tenancy_id
state_id = local.state_id
ad_numbers = local.ad_numbers
ad_numbers_to_names = local.ad_numbers_to_names
# Cluster
apiserver_private_host = local.apiserver_private_host
cluster_ca_cert = local.cluster_ca_cert
cluster_dns = var.cluster_dns
cluster_id = coalesce(var.cluster_id, one(module.cluster[*].cluster_id))
cluster_type = var.cluster_type
kubernetes_version = var.kubernetes_version
# Worker pools
worker_pool_mode = var.worker_pool_mode
worker_pool_size = var.worker_pool_size
worker_pools = var.worker_pools
# Workers
assign_dns = var.assign_dns
assign_public_ip = var.worker_is_public
block_volume_type = var.worker_block_volume_type
capacity_reservation_id = var.worker_capacity_reservation_id
cloud_init = var.worker_cloud_init
disable_default_cloud_init = var.worker_disable_default_cloud_init
cni_type = var.cni_type
image_id = var.worker_image_id
image_ids = local.image_ids
image_os = var.worker_image_os
image_os_version = var.worker_image_os_version
image_type = var.worker_image_type
kubeproxy_mode = var.kubeproxy_mode
max_pods_per_node = var.max_pods_per_node
node_labels = alltrue([var.cluster_type == "basic", var.cilium_install == true]) ? merge(var.worker_node_labels, {"oci.oraclecloud.com/custom-k8s-networking" = true}) : var.worker_node_labels
node_metadata = var.worker_node_metadata
agent_config = var.agent_config
platform_config = var.platform_config
pod_nsg_ids = concat(var.pod_nsg_ids, var.cni_type == "npn" ? [try(module.network.pod_nsg_id, null)] : [])
pod_subnet_id = try(module.network.pod_subnet_id, "") # safe destroy; validated in submodule
pv_transit_encryption = var.worker_pv_transit_encryption
shape = var.worker_shape
ssh_public_key = local.ssh_public_key
timezone = var.timezone
volume_kms_key_id = var.worker_volume_kms_key_id
worker_nsg_ids = concat(var.worker_nsg_ids, [try(module.network.worker_nsg_id, null)])
worker_subnet_id = try(module.network.worker_subnet_id, "") # safe destroy; validated in submodule
preemptible_config = var.worker_preemptible_config
# Tagging
tag_namespace = var.tag_namespace
defined_tags = local.workers_defined_tags
freeform_tags = local.workers_freeform_tags
use_defined_tags = var.use_defined_tags
depends_on = [
module.iam,
]
}
output "worker_pools" {
description = "Created worker pools (mode != 'instance')"
value = var.output_detail && local.worker_count_expected > 0 ? try(one(module.workers[*].worker_pools), null) : null
}
output "worker_instances" {
description = "Created worker pools (mode == 'instance')"
value = var.output_detail && local.worker_count_expected > 0 ? try(one(module.workers[*].worker_instances), null) : null
}
output "worker_pool_ids" {
description = "Enabled worker pool IDs"
value = local.worker_count_expected > 0 ? try(one(module.workers[*].worker_pool_ids), null) : null
}
output "worker_pool_ips" {
description = "Created worker instance private IPs by pool for available modes ('node-pool', 'instance')."
value = local.worker_count_expected > 0 ? try(one(module.workers[*].worker_pool_ips), null) : null
}