diff --git a/inventory/group_vars/all.yml b/inventory/group_vars/all.yml index 6d644ceef5a0eea50bc01a30f569a09359bd0bda..996572fae2a3df2d105a9cb6015d65163fcd7088 100644 --- a/inventory/group_vars/all.yml +++ b/inventory/group_vars/all.yml @@ -122,3 +122,6 @@ bin_dir: /usr/local/bin ## Set level of detail for etcd exported metrics, specify 'extensive' to include histogram metrics. #etcd_metrics: basic + +# The read-only port for the Kubelet to serve on with no authentication/authorization. Uncomment to enable. +# kube_read_only_port: 10255 diff --git a/roles/kubernetes/node/defaults/main.yml b/roles/kubernetes/node/defaults/main.yml index 24775a54172e3b02ee210cd64c871b36d2f2ec3d..c229912b5e398a55b7c2464cee03c7acdd5d2a98 100644 --- a/roles/kubernetes/node/defaults/main.yml +++ b/roles/kubernetes/node/defaults/main.yml @@ -86,3 +86,6 @@ kube_override_hostname: >- # cAdvisor port kube_cadvisor_port: 0 + +# The read-only port for the Kubelet to serve on with no authentication/authorization. +kube_read_only_port: 0 diff --git a/roles/kubernetes/node/templates/kubelet.kubeadm.env.j2 b/roles/kubernetes/node/templates/kubelet.kubeadm.env.j2 index 7e0825b9ed61426be87ff5321e147cb2d48fcdc7..f82f7e440755fe9c34de4805489bdc786affc9ae 100644 --- a/roles/kubernetes/node/templates/kubelet.kubeadm.env.j2 +++ b/roles/kubernetes/node/templates/kubelet.kubeadm.env.j2 @@ -31,6 +31,7 @@ KUBELET_HOSTNAME="--hostname-override={{ kube_override_hostname }}" --cgroup-driver={{ kubelet_cgroup_driver|default(kubelet_cgroup_driver_detected) }} \ --docker-disable-shared-pid={{ kubelet_disable_shared_pid }} \ --anonymous-auth=false \ +--read-only-port={{ kube_read_only_port }} \ {% if kube_version | version_compare('v1.8', '<') %} --experimental-fail-swap-on={{ kubelet_fail_swap_on|default(true)}} \ {% else %} diff --git a/roles/kubernetes/node/templates/kubelet.standard.env.j2 b/roles/kubernetes/node/templates/kubelet.standard.env.j2 index da4480f70f28a902a145e154d1c0f0b1b628665f..1929d4508b706ac2159d2227559cd3ce75739f09 100644 --- a/roles/kubernetes/node/templates/kubelet.standard.env.j2 +++ b/roles/kubernetes/node/templates/kubelet.standard.env.j2 @@ -20,6 +20,7 @@ KUBELET_HOSTNAME="--hostname-override={{ kube_override_hostname }}" --tls-cert-file={{ kube_cert_dir }}/node-{{ inventory_hostname }}.pem \ --tls-private-key-file={{ kube_cert_dir }}/node-{{ inventory_hostname }}-key.pem \ --anonymous-auth=false \ +--read-only-port={{ kube_read_only_port }} \ {% if kube_version | version_compare('v1.6', '>=') %} {# flag got removed with 1.7.0 #} {% if kube_version | version_compare('v1.7', '<') %}