c12s-kubespray/roles/kubernetes/master/tasks/pre-upgrade.yml
Matthew Mosesohn b294db5aed fix apply for netchecker upgrade (#1659)
* fix apply for netchecker upgrade and graceful upgrade

* Speed up daemonset upgrades. Make check wait for ds upgrades.
2017-09-15 13:19:37 +01:00

30 lines
1.1 KiB
YAML

---
- name: "Pre-upgrade | etcd3 upgrade | see if old config exists"
command: "{{ bin_dir }}/etcdctl --peers={{ etcd_access_addresses }} ls /registry/minions"
environment:
ETCDCTL_API: 2
register: old_data_exists
delegate_to: "{{groups['etcd'][0]}}"
when: kube_apiserver_storage_backend == "etcd3"
failed_when: false
- name: "Pre-upgrade | etcd3 upgrade | use etcd2 unless forced to etcd3"
set_fact:
kube_apiserver_storage_backend: "etcd2"
when: old_data_exists.rc == 0 and not force_etcd3|bool
- name: "Pre-upgrade | Delete master manifests"
file:
path: "/etc/kubernetes/manifests/{{item}}.manifest"
state: absent
with_nested:
- ["kube-apiserver", "kube-controller-manager", "kube-scheduler"]
register: kube_apiserver_manifest_replaced
when: (secret_changed|default(false) or etcd_secret_changed|default(false))
- name: "Pre-upgrade | Delete master containers forcefully"
shell: "docker ps -f name=k8s-{{item}}* -q | xargs --no-run-if-empty docker rm -f"
with_nested:
- ["kube-apiserver", "kube-controller-manager", "kube-scheduler"]
when: kube_apiserver_manifest_replaced.changed
run_once: true