From ff09141a146ca43e36045c174364f6586d13ae4c Mon Sep 17 00:00:00 2001
From: Matthew Mosesohn <matthew.mosesohn@gmail.com>
Date: Thu, 15 Nov 2018 21:03:23 +0300
Subject: [PATCH] Retry kubeadm proxy and secondary master init tasks (#3715)
Due to suboptimal external loadbalancer configs, the LoadBalancer
might point to a downed kube-apiserver that is not set up yet.
---
roles/kubernetes/master/tasks/kubeadm-setup.yml | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/roles/kubernetes/master/tasks/kubeadm-setup.yml b/roles/kubernetes/master/tasks/kubeadm-setup.yml
index 15f2fb560..a4f887d31 100644
--- a/roles/kubernetes/master/tasks/kubeadm-setup.yml
+++ b/roles/kubernetes/master/tasks/kubeadm-setup.yml
@@ -139,6 +139,9 @@
# FIXME(mattymo): remove when https://github.com/kubernetes/kubeadm/issues/433 is fixed
- name: kubeadm | Enable kube-proxy
command: "{{ bin_dir }}/kubeadm alpha phase addon kube-proxy --config={{ kube_config_dir }}/kubeadm-config.{{ kubeadmConfig_api_version }}.yaml"
+ register: kubeadm_kube_proxy_enable
+ retries: 10
+ until: kubeadm_kube_proxy_enable is succeeded
when: inventory_hostname == groups['kube-master']|first
changed_when: false
@@ -177,6 +180,8 @@
- name: kubeadm | Init other uninitialized masters
command: timeout -k 600s 600s {{ bin_dir }}/kubeadm init --config={{ kube_config_dir }}/kubeadm-config.{{ kubeadmConfig_api_version }}.yaml --ignore-preflight-errors=all
register: kubeadm_init
+ retries: 10
+ until: kubeadm_init is succeeded or "field is immutable" in kubeadm_init.stderr
when: inventory_hostname != groups['kube-master']|first and not kubeadm_already_run.stat.exists
failed_when: kubeadm_init.rc != 0 and "field is immutable" not in kubeadm_init.stderr
notify: Master | restart kubelet
--
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