k8s-sig-cluster-lifecycleawskubesprayhigh-availabilityansiblekubernetes-clustergcekubernetesbare-metal
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36 lines
1.4 KiB
36 lines
1.4 KiB
---
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- name: "Pre-upgrade | etcd3 upgrade | see if old config exists"
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command: "{{ bin_dir }}/etcdctl --peers={{ etcd_access_addresses }} ls /registry/minions"
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environment:
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ETCDCTL_API: 2
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ETCDCTL_CERT_FILE: "{{ etcd_cert_dir }}/node-{{ inventory_hostname }}.pem"
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ETCDCTL_KEY_FILE: "{{ etcd_cert_dir }}/node-{{ inventory_hostname }}-key.pem"
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register: old_data_exists
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delegate_to: "{{groups['etcd'][0]}}"
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changed_when: false
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when: kube_apiserver_storage_backend == "etcd3"
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failed_when: false
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- name: "Pre-upgrade | etcd3 upgrade | use etcd2 unless forced to etcd3"
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set_fact:
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kube_apiserver_storage_backend: "etcd2"
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when: old_data_exists.rc == 0 and not force_etcd3|bool
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- name: "Pre-upgrade | Delete master manifests"
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file:
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path: "/etc/kubernetes/manifests/{{item}}.manifest"
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state: absent
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with_items:
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- ["kube-apiserver", "kube-controller-manager", "kube-scheduler"]
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register: kube_apiserver_manifest_replaced
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when: (secret_changed|default(false) or etcd_secret_changed|default(false))
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- name: "Pre-upgrade | Delete master containers forcefully"
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shell: "docker ps -af name=k8s_{{item}}* -q | xargs --no-run-if-empty docker rm -f"
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with_items:
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- ["kube-apiserver", "kube-controller-manager", "kube-scheduler"]
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when: kube_apiserver_manifest_replaced.changed
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register: remove_master_container
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retries: 4
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until: remove_master_container.rc == 0
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delay: 5
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