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dns.tf
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dns.tf
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/**
* Copyright 2018 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// This file was automatically generated from a template in ./autogen/main
/******************************************
Delete default kube-dns configmap
*****************************************/
module "gcloud_delete_default_kube_dns_configmap" {
source = "terraform-google-modules/gcloud/google//modules/kubectl-wrapper"
version = "~> 2.0.2"
enabled = (local.custom_kube_dns_config || local.upstream_nameservers_config) && ! var.skip_provisioners
cluster_name = google_container_cluster.primary.name
cluster_location = google_container_cluster.primary.location
project_id = var.project_id
upgrade = var.gcloud_upgrade
kubectl_create_command = "${path.module}/scripts/delete-default-resource.sh kube-system configmap kube-dns"
kubectl_destroy_command = ""
module_depends_on = concat(
[data.google_client_config.default.access_token],
[google_container_cluster.primary.master_version],
[for pool in google_container_node_pool.pools : pool.name]
)
}
/******************************************
Create kube-dns confimap
*****************************************/
resource "kubernetes_config_map" "kube-dns" {
count = local.custom_kube_dns_config && ! local.upstream_nameservers_config ? 1 : 0
metadata {
name = "kube-dns"
namespace = "kube-system"
labels = {
maintained_by = "terraform"
}
}
data = {
stubDomains = <<EOF
${jsonencode(var.stub_domains)}
EOF
}
depends_on = [
module.gcloud_delete_default_kube_dns_configmap.wait,
data.google_client_config.default,
google_container_cluster.primary,
google_container_node_pool.pools,
]
}
resource "kubernetes_config_map" "kube-dns-upstream-namservers" {
count = ! local.custom_kube_dns_config && local.upstream_nameservers_config ? 1 : 0
metadata {
name = "kube-dns"
namespace = "kube-system"
labels = {
maintained_by = "terraform"
}
}
data = {
upstreamNameservers = <<EOF
${jsonencode(var.upstream_nameservers)}
EOF
}
depends_on = [
module.gcloud_delete_default_kube_dns_configmap.wait,
data.google_client_config.default,
google_container_cluster.primary,
google_container_node_pool.pools,
]
}
resource "kubernetes_config_map" "kube-dns-upstream-nameservers-and-stub-domains" {
count = local.custom_kube_dns_config && local.upstream_nameservers_config ? 1 : 0
metadata {
name = "kube-dns"
namespace = "kube-system"
labels = {
maintained_by = "terraform"
}
}
data = {
upstreamNameservers = <<EOF
${jsonencode(var.upstream_nameservers)}
EOF
stubDomains = <<EOF
${jsonencode(var.stub_domains)}
EOF
}
depends_on = [
module.gcloud_delete_default_kube_dns_configmap.wait,
data.google_client_config.default,
google_container_cluster.primary,
google_container_node_pool.pools,
]
}