From c3e5aac18eb7bdf5d3c245e52fe6aa4485550ef9 Mon Sep 17 00:00:00 2001
From: Matthew Mosesohn <mmosesohn@mirantis.com>
Date: Wed, 20 Jul 2016 11:57:47 +0300
Subject: [PATCH] Add variable kube_resolv_conf

Allow configuration of a custom /etc/resolv.conf for kubelet.
---
 roles/kubernetes/node/defaults/main.yml    | 3 +++
 roles/kubernetes/node/templates/kubelet.j2 | 2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/roles/kubernetes/node/defaults/main.yml b/roles/kubernetes/node/defaults/main.yml
index 2997946f5..38ac1c6dc 100644
--- a/roles/kubernetes/node/defaults/main.yml
+++ b/roles/kubernetes/node/defaults/main.yml
@@ -29,6 +29,9 @@ kube_log_dir: "/var/log/kubernetes"
 
 dns_domain: "{{ cluster_name }}"
 
+# resolv.conf to base dns config
+kube_resolv_conf: "/etc/resolv.conf"
+
 kube_proxy_mode: iptables
 
 # An experimental dev/test only dynamic volumes provisioner,
diff --git a/roles/kubernetes/node/templates/kubelet.j2 b/roles/kubernetes/node/templates/kubelet.j2
index d96f7ff6e..20e521f73 100644
--- a/roles/kubernetes/node/templates/kubelet.j2
+++ b/roles/kubernetes/node/templates/kubelet.j2
@@ -21,7 +21,7 @@ KUBELET_REGISTER_NODE="--register-node=false"
 {% endif %}
 # location of the api-server
 {% if dns_setup %}
-KUBELET_ARGS="--cluster_dns={{ dns_server }} --cluster_domain={{ dns_domain }} --kubeconfig={{ kube_config_dir}}/node-kubeconfig.yaml --config={{ kube_manifest_dir }}"
+KUBELET_ARGS="--cluster_dns={{ dns_server }} --cluster_domain={{ dns_domain }} --kubeconfig={{ kube_config_dir}}/node-kubeconfig.yaml --config={{ kube_manifest_dir }} --resolv-conf={{ kube_resolv_conf }}"
 {% else %}
 KUBELET_ARGS="--kubeconfig={{ kube_config_dir}}/kubelet.kubeconfig --config={{ kube_manifest_dir }}"
 {% endif %}