kubespray/upgrade-cluster.yml

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---
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- hosts: localhost
gather_facts: false
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become: no
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tasks:
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- name: "Check ansible version >=2.7.8"
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assert:
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msg: "Ansible must be v2.7.8 or higher"
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that:
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- ansible_version.string is version("2.7.8", ">=")
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tags:
- check
vars:
ansible_connection: local
- hosts: bastion[0]
gather_facts: False
roles:
- { role: kubespray-defaults}
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- { role: bastion-ssh-config, tags: ["localhost", "bastion"]}
- hosts: k8s-cluster:etcd:calico-rr
any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
gather_facts: false
vars:
# Need to disable pipelining for bootstrap-os as some systems have requiretty in sudoers set, which makes pipelining
# fail. bootstrap-os fixes this on these systems, so in later plays it can be enabled.
ansible_ssh_pipelining: false
roles:
- { role: kubespray-defaults}
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- { role: bootstrap-os, tags: bootstrap-os}
- name: Download images to ansible host cache via first kube-master node
hosts: kube-master[0]
any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
roles:
- { role: kubespray-defaults, when: "not skip_downloads and download_run_once and not download_localhost"}
- { role: kubernetes/preinstall, tags: preinstall, when: "not skip_downloads and download_run_once and not download_localhost" }
- { role: download, tags: download, when: "not skip_downloads and download_run_once and not download_localhost" }
environment: "{{ proxy_env }}"
- name: Prepare nodes for upgrade
hosts: k8s-cluster:etcd:calico-rr
any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
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roles:
- { role: kubespray-defaults}
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- { role: kubernetes/preinstall, tags: preinstall }
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- { role: download, tags: download, when: "not skip_downloads" }
environment: "{{ proxy_env }}"
- name: Upgrade container engine on non-cluster nodes
hosts: etcd:calico-rr:!k8s-cluster
any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
serial: "{{ serial | default('20%') }}"
roles:
- { role: kubespray-defaults}
- { role: container-engine, tags: "container-engine", when: deploy_container_engine|default(true) }
environment: "{{ proxy_env }}"
- hosts: etcd
any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
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roles:
- { role: kubespray-defaults}
- role: etcd
tags: etcd
vars:
etcd_cluster_setup: true
etcd_events_cluster_setup: false
when: not etcd_kubeadm_enabled | default(false)
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- hosts: k8s-cluster
any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
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roles:
- { role: kubespray-defaults}
- role: etcd
tags: etcd
vars:
etcd_cluster_setup: false
etcd_events_cluster_setup: false
when: not etcd_kubeadm_enabled | default(false)
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- name: Handle upgrades to master components first to maintain backwards compat.
hosts: kube-master
any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
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serial: 1
roles:
- { role: kubespray-defaults}
- { role: upgrade/pre-upgrade, tags: pre-upgrade }
- { role: container-engine, tags: "container-engine", when: deploy_container_engine|default(true) }
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- { role: kubernetes/node, tags: node }
- { role: kubernetes/master, tags: master, upgrade_cluster_setup: true }
- { role: kubernetes/client, tags: client }
- { role: kubernetes/node-label, tags: node-label }
- { role: kubernetes-apps/cluster_roles, tags: cluster-roles }
- { role: kubernetes-apps, tags: csi-driver }
- { role: upgrade/post-upgrade, tags: post-upgrade }
environment: "{{ proxy_env }}"
- name: Upgrade calico and external cloud provider on all masters and nodes
hosts: kube-master:kube-node
any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
serial: "{{ serial | default('20%') }}"
roles:
- { role: kubespray-defaults}
- { role: kubernetes-apps/external_cloud_controller, tags: external-cloud-controller }
- { role: network_plugin, tags: network }
- { role: kubernetes-apps/network_plugin, tags: network }
- { role: kubernetes-apps/policy_controller, tags: policy-controller }
- name: Finally handle worker upgrades, based on given batch size
hosts: kube-node:!kube-master
any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
serial: "{{ serial | default('20%') }}"
roles:
- { role: kubespray-defaults}
- { role: upgrade/pre-upgrade, tags: pre-upgrade }
- { role: container-engine, tags: "container-engine", when: deploy_container_engine|default(true) }
- { role: kubernetes/node, tags: node }
- { role: kubernetes/kubeadm, tags: kubeadm }
- { role: kubernetes/node-label, tags: node-label }
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- { role: upgrade/post-upgrade, tags: post-upgrade }
environment: "{{ proxy_env }}"
- hosts: kube-master[0]
any_errors_fatal: true
roles:
- { role: kubespray-defaults}
- { role: kubernetes-apps/rotate_tokens, tags: rotate_tokens, when: "secret_changed|default(false)" }
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- { role: win_nodes/kubernetes_patch, tags: ["master", "win_nodes"]}
- hosts: calico-rr
any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
roles:
- { role: kubespray-defaults}
- { role: network_plugin/calico/rr, tags: network }
environment: "{{ proxy_env }}"
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- hosts: kube-master
any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
roles:
- { role: kubespray-defaults}
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- { role: kubernetes-apps, tags: apps }
environment: "{{ proxy_env }}"
- hosts: k8s-cluster
any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
roles:
- { role: kubespray-defaults}
- { role: kubernetes/preinstall, when: "dns_mode != 'none' and resolvconf_mode == 'host_resolvconf'", tags: resolvconf }