From 98d5d0cdd5a472b222ec597e9bdc2f7ab7460ee2 Mon Sep 17 00:00:00 2001 From: kakkotetsu Date: Tue, 15 Feb 2022 17:28:02 +0900 Subject: [PATCH] add support for Dual Stack node InternalIP (#8542) --- docs/vars.md | 3 +++ roles/kubernetes/node/defaults/main.yml | 2 +- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/docs/vars.md b/docs/vars.md index 11e33f555..8c07454d7 100644 --- a/docs/vars.md +++ b/docs/vars.md @@ -37,6 +37,9 @@ Some variables of note include: public/floating and private IPs. * *ansible_default_ipv4.address* - Not Kubespray-specific, but it is used if ip and access_ip are undefined +* *ip6* - IPv6 address to use for binding services. (host var) + If *enable_dual_stack_networks* is set to ``true`` and *ip6* is defined, + kubelet's ``--node-ip`` and node's ``InternalIP`` will be the combination of *ip* and *ip6*. * *loadbalancer_apiserver* - If defined, all hosts will connect to this address instead of localhost for kube_control_planes and kube_control_plane[0] for kube_nodes. See more details in the diff --git a/roles/kubernetes/node/defaults/main.yml b/roles/kubernetes/node/defaults/main.yml index c7e4a7eb6..06a9422e2 100644 --- a/roles/kubernetes/node/defaults/main.yml +++ b/roles/kubernetes/node/defaults/main.yml @@ -3,7 +3,7 @@ kube_apiserver_insecure_bind_address: 127.0.0.1 # advertised host IP for kubelet. This affects network plugin config. Take caution -kubelet_address: "{{ ip | default(fallback_ips[inventory_hostname]) }}" +kubelet_address: "{{ ip | default(fallback_ips[inventory_hostname]) }}{{ ',' + ip6 if enable_dual_stack_networks and ip6 is defined }}" # bind address for kubelet. Set to 0.0.0.0 to listen on all interfaces kubelet_bind_address: "{{ ip | default('0.0.0.0') }}"