From 769dc9a22086b960e7aa622e6adbb5ed52120f3b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Franti=C5=A1ek=20Dvo=C5=99=C3=A1k?= <valtri@civ.zcu.cz>
Date: Wed, 20 Mar 2024 14:34:44 +0000
Subject: [PATCH] Kubernetes upgrade playbook
---
cesnet-central/playbooks/upgrade.yaml | 82 +++++++++++++++++++++++++++
cesnet-mcc/playbooks/upgrade.yaml | 1 +
2 files changed, 83 insertions(+)
create mode 100644 cesnet-central/playbooks/upgrade.yaml
create mode 120000 cesnet-mcc/playbooks/upgrade.yaml
diff --git a/cesnet-central/playbooks/upgrade.yaml b/cesnet-central/playbooks/upgrade.yaml
new file mode 100644
index 0000000..79e2c3b
--- /dev/null
+++ b/cesnet-central/playbooks/upgrade.yaml
@@ -0,0 +1,82 @@
+---
+#
+# Upgrade kubernetes cluster
+#
+# https://kubernetes.io/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade/
+#
+# Usage example:
+#
+# VERSION=1.28.8
+# ansible-playbook playbooks/upgrade.yaml --extra-vars "version=$VERSION"
+#
+- name: Upgrade and hold kubeadm package
+ hosts: master,ingress,nfs,worker,gpu
+ become: true
+ tasks:
+ - name: Upgrade packages
+ apt:
+ name: kubeadm={{ version }}*
+ state: present
+ force: true
+ update_cache: true
+ - name: Hold packages
+ dpkg_selections:
+ name: "{{ item }}"
+ selection: hold
+ loop:
+ - kubeadm
+
+- name: Upgrade k8s master
+ hosts: master
+ become: true
+ tasks:
+ - name: Upgrade kubeadm
+ command: |
+ kubeadm upgrade apply --yes v{{ version }}
+ when: true
+
+- name: Upgrade k8s nodes
+ hosts: ingress,nfs,worker,gpu
+ become: true
+ tasks:
+ - name: Upgrade kubeadm
+ command: |
+ kubeadm upgrade node
+ when: true
+
+- name: Upgrade and hold packages
+ hosts: master,ingress,nfs,worker,gpu
+ become: true
+ tasks:
+ - name: Upgrade packages
+ apt:
+ name: kubectl={{ version }}*, kubelet={{ version }}*
+ state: present
+ force: true
+ update_cache: true
+ - name: Hold packages
+ dpkg_selections:
+ name: "{{ item }}"
+ selection: hold
+ loop:
+ - kubectl
+ - kubelet
+ - name: Restart kubelet
+ systemd:
+ state: restarted
+ name: kubelet
+
+# pinned by grycap.kubernetes
+# - name: Upgrade networking
+# hosts: master
+# become: true
+# tasks:
+# - name: Upgrade weave
+# shell: |
+# set -o pipefail
+# kubectl apply -f "https://cloud.weave.works/k8s/net?k8s-version=$(kubectl version | base64 | tr -d '\n')"
+# environment:
+# KUBECONFIG: /etc/kubernetes/admin.conf
+# args:
+# executable: /bin/bash
+# when: true
diff --git a/cesnet-mcc/playbooks/upgrade.yaml b/cesnet-mcc/playbooks/upgrade.yaml
new file mode 120000
index 0000000..3a00425
--- /dev/null
+++ b/cesnet-mcc/playbooks/upgrade.yaml
@@ -0,0 +1 @@
+/home/valtri/notebooks-operations.eosc/cesnet-central/playbooks/upgrade.yaml
\ No newline at end of file
--
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