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Add support for setting custom node taints (#3774)

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Introduced variable node_taints which can be set in inventory for
specific hosts or in group_vars, which generates --register-with-taints
command line argument for kubelet.
This commit is contained in:
Michal Belica
2018-11-28 00:56:49 +01:00
committed by k8s-ci-robot
parent 92274a74f7
commit 8331f7b056
3 changed files with 12 additions and 3 deletions
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2
roles/kubernetes/node/templates/kubelet.kubeadm.env.j2
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@@ -96,7 +96,7 @@ KUBELET_HOSTNAME="--hostname-override={{ kube_override_hostname }}"
{% endif %}
{% set all_node_labels = role_node_labels + inventory_node_labels %}
KUBELET_ARGS="{{ kubelet_args_base }} {{ kubelet_args_dns }} {{ kube_reserved }} --node-labels={{ all_node_labels | join(',') }} {% if kube_feature_gates %} --feature-gates={{ kube_feature_gates|join(',') }} {% endif %} {% if kubelet_custom_flags is string %} {{kubelet_custom_flags}} {% else %}{% for flag in kubelet_custom_flags %} {{flag}} {% endfor %}{% endif %}{% if inventory_hostname in groups['kube-node'] %}{% if kubelet_node_custom_flags is string %} {{kubelet_node_custom_flags}} {% else %}{% for flag in kubelet_node_custom_flags %} {{flag}} {% endfor %}{% endif %}{% endif %}"
KUBELET_ARGS="{{ kubelet_args_base }} {{ kubelet_args_dns }} {{ kube_reserved }} {% if node_taints|default([]) %}--register-with-taints={{ node_taints | join(',') }} {% endif %}--node-labels={{ all_node_labels | join(',') }} {% if kube_feature_gates %} --feature-gates={{ kube_feature_gates|join(',') }} {% endif %} {% if kubelet_custom_flags is string %} {{kubelet_custom_flags}} {% else %}{% for flag in kubelet_custom_flags %} {{flag}} {% endfor %}{% endif %}{% if inventory_hostname in groups['kube-node'] %}{% if kubelet_node_custom_flags is string %} {{kubelet_node_custom_flags}} {% else %}{% for flag in kubelet_node_custom_flags %} {{flag}} {% endfor %}{% endif %}{% endif %}"
{% if kube_network_plugin is defined and kube_network_plugin in ["calico", "canal", "flannel", "weave", "contiv", "cilium", "kube-router"] %}
KUBELET_NETWORK_PLUGIN="--network-plugin=cni --cni-conf-dir=/etc/cni/net.d --cni-bin-dir=/opt/cni/bin"
{% elif kube_network_plugin is defined and kube_network_plugin == "cloud" %}