Resolve in-addr.arpa and ip6.arpa zones with CoreDNS kubernetes plugin

* Resolve in-addr.arpa and ip6.arpa DNS PTR requests for Kubernetes
service IPs and pod IPs
* Previously, CoreDNS was configured to resolve in-addr.arpa PTR
records for service IPs (but not pod IPs)

CHANGES.md

@@ -4,6 +4,9 @@ Notable changes between versions.
 
 ## Latest
 
+* Resolve in-addr.arpa reverse DNS lookups (PTR) for pod IPv4 addresses
+  * Reverse DNS lookups for service IPv4 addresses unchanged
+
 ## v1.13.4
 
 * Kubernetes [v1.13.4](https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.13.md#v1134)

aws/container-linux/kubernetes/bootkube.tf

@@ -1,6 +1,6 @@
 # Self-hosted Kubernetes assets (kubeconfig, manifests)
 module "bootkube" {
-  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=953521dbba49eb6a39204f30a3978730eac01e11"
+  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=1528266595b91d40f824a3281563f13dd0a5b6df"
 
   cluster_name          = "${var.cluster_name}"
   api_servers           = ["${format("%s.%s", var.cluster_name, var.dns_zone)}"]

aws/fedora-atomic/kubernetes/bootkube.tf

@@ -1,6 +1,6 @@
 # Self-hosted Kubernetes assets (kubeconfig, manifests)
 module "bootkube" {
-  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=953521dbba49eb6a39204f30a3978730eac01e11"
+  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=1528266595b91d40f824a3281563f13dd0a5b6df"
 
   cluster_name          = "${var.cluster_name}"
   api_servers           = ["${format("%s.%s", var.cluster_name, var.dns_zone)}"]

azure/container-linux/kubernetes/bootkube.tf

@@ -1,6 +1,6 @@
 # Self-hosted Kubernetes assets (kubeconfig, manifests)
 module "bootkube" {
-  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=953521dbba49eb6a39204f30a3978730eac01e11"
+  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=1528266595b91d40f824a3281563f13dd0a5b6df"
 
   cluster_name          = "${var.cluster_name}"
   api_servers           = ["${format("%s.%s", var.cluster_name, var.dns_zone)}"]

bare-metal/container-linux/kubernetes/bootkube.tf

@@ -1,6 +1,6 @@
 # Self-hosted Kubernetes assets (kubeconfig, manifests)
 module "bootkube" {
-  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=953521dbba49eb6a39204f30a3978730eac01e11"
+  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=1528266595b91d40f824a3281563f13dd0a5b6df"
 
   cluster_name                    = "${var.cluster_name}"
   api_servers                     = ["${var.k8s_domain_name}"]

bare-metal/fedora-atomic/kubernetes/bootkube.tf

@@ -1,6 +1,6 @@
 # Self-hosted Kubernetes assets (kubeconfig, manifests)
 module "bootkube" {
-  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=953521dbba49eb6a39204f30a3978730eac01e11"
+  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=1528266595b91d40f824a3281563f13dd0a5b6df"
 
   cluster_name          = "${var.cluster_name}"
   api_servers           = ["${var.k8s_domain_name}"]

digital-ocean/container-linux/kubernetes/bootkube.tf

@@ -1,6 +1,6 @@
 # Self-hosted Kubernetes assets (kubeconfig, manifests)
 module "bootkube" {
-  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=953521dbba49eb6a39204f30a3978730eac01e11"
+  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=1528266595b91d40f824a3281563f13dd0a5b6df"
 
   cluster_name          = "${var.cluster_name}"
   api_servers           = ["${format("%s.%s", var.cluster_name, var.dns_zone)}"]

digital-ocean/fedora-atomic/kubernetes/bootkube.tf

@@ -1,6 +1,6 @@
 # Self-hosted Kubernetes assets (kubeconfig, manifests)
 module "bootkube" {
-  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=953521dbba49eb6a39204f30a3978730eac01e11"
+  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=1528266595b91d40f824a3281563f13dd0a5b6df"
 
   cluster_name          = "${var.cluster_name}"
   api_servers           = ["${format("%s.%s", var.cluster_name, var.dns_zone)}"]

google-cloud/container-linux/kubernetes/bootkube.tf

@@ -1,6 +1,6 @@
 # Self-hosted Kubernetes assets (kubeconfig, manifests)
 module "bootkube" {
-  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=953521dbba49eb6a39204f30a3978730eac01e11"
+  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=1528266595b91d40f824a3281563f13dd0a5b6df"
 
   cluster_name          = "${var.cluster_name}"
   api_servers           = ["${format("%s.%s", var.cluster_name, var.dns_zone)}"]

google-cloud/fedora-atomic/kubernetes/bootkube.tf

@@ -1,6 +1,6 @@
 # Self-hosted Kubernetes assets (kubeconfig, manifests)
 module "bootkube" {
-  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=953521dbba49eb6a39204f30a3978730eac01e11"
+  source = "git::https://github.com/poseidon/terraform-render-bootkube.git?ref=1528266595b91d40f824a3281563f13dd0a5b6df"
 
   cluster_name          = "${var.cluster_name}"
   api_servers           = ["${format("%s.%s", var.cluster_name, var.dns_zone)}"]