5f12b7aedf
Both kubedns and dnsmasq modes are long not maintained. We should run dns_late steps at the end because sshd makes DNS lookups during Ansible run and has 2s timeouts for each failed lookup trying to connect to coredns before it is ready.
123 lines
4.4 KiB
YAML
123 lines
4.4 KiB
YAML
---
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- hosts: localhost
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gather_facts: false
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become: no
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tasks:
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- name: "Check ansible version !=2.7.0"
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assert:
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msg: "Ansible V2.7.0 can't be used until: https://github.com/ansible/ansible/issues/46600 is fixed"
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that:
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- ansible_version.string is version("2.7.0", "!=")
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- ansible_version.string is version("2.6.0", ">=")
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tags:
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- check
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vars:
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ansible_connection: local
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- hosts: bastion[0]
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gather_facts: False
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roles:
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- { role: kubespray-defaults}
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- { role: bastion-ssh-config, tags: ["localhost", "bastion"]}
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- hosts: k8s-cluster:etcd:calico-rr
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any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
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gather_facts: false
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vars:
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# Need to disable pipelining for bootstrap-os as some systems have requiretty in sudoers set, which makes pipelining
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# fail. bootstrap-os fixes this on these systems, so in later plays it can be enabled.
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ansible_ssh_pipelining: false
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roles:
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- { role: kubespray-defaults}
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- { role: bootstrap-os, tags: bootstrap-os}
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- hosts: k8s-cluster:etcd:calico-rr
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any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
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vars:
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ansible_ssh_pipelining: true
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gather_facts: true
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pre_tasks:
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- name: gather facts from all instances
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setup:
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delegate_to: "{{item}}"
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delegate_facts: True
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with_items: "{{ groups['k8s-cluster'] + groups['etcd'] + groups['calico-rr']|default([]) }}"
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- hosts: k8s-cluster:etcd:calico-rr
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any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
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serial: "{{ serial | default('20%') }}"
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roles:
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- { role: kubespray-defaults}
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- { role: kubernetes/preinstall, tags: preinstall }
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- { role: container-engine, tags: "container-engine", when: deploy_container_engine|default(true) }
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- { role: download, tags: download, when: "not skip_downloads" }
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environment: "{{proxy_env}}"
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- hosts: etcd
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any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
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roles:
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- { role: kubespray-defaults}
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- { role: etcd, tags: etcd, etcd_cluster_setup: true }
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- hosts: k8s-cluster
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any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
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roles:
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- { role: kubespray-defaults}
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- { role: etcd, tags: etcd, etcd_cluster_setup: false }
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- name: Handle upgrades to master components first to maintain backwards compat.
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hosts: kube-master
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any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
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serial: 1
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roles:
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- { role: kubespray-defaults}
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- { role: upgrade/pre-upgrade, tags: pre-upgrade }
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- { role: kubernetes/node, tags: node }
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- { role: kubernetes/master, tags: master, upgrade_cluster_setup: true }
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- { role: kubernetes/client, tags: client }
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- { role: kubernetes-apps/cluster_roles, tags: cluster-roles }
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- { role: upgrade/post-upgrade, tags: post-upgrade }
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environment: "{{proxy_env}}"
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- name: Upgrade calico on all masters and nodes
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hosts: kube-master:kube-node
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any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
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serial: "{{ serial | default('20%') }}"
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roles:
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- { role: kubespray-defaults}
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- { role: network_plugin, tags: network }
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- { role: kubernetes-apps/network_plugin, tags: network }
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- { role: kubernetes-apps/policy_controller, tags: policy-controller }
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- name: Finally handle worker upgrades, based on given batch size
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hosts: kube-node:!kube-master
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any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
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serial: "{{ serial | default('20%') }}"
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roles:
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- { role: kubespray-defaults}
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- { role: upgrade/pre-upgrade, tags: pre-upgrade }
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- { role: kubernetes/node, tags: node }
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- { role: kubernetes/kubeadm, tags: kubeadm }
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- { role: upgrade/post-upgrade, tags: post-upgrade }
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environment: "{{proxy_env}}"
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- hosts: kube-master[0]
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any_errors_fatal: true
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roles:
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- { role: kubespray-defaults}
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- { 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"]}
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- hosts: calico-rr
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any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
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roles:
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- { role: kubespray-defaults}
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- { role: network_plugin/calico/rr, tags: network }
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- hosts: kube-master
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any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
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roles:
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- { role: kubespray-defaults}
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- { role: kubernetes-apps, tags: apps }
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- { role: kubernetes/preinstall, when: "dns_mode != 'none' and resolvconf_mode == 'host_resolvconf'", tags: resolvconf }
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