Create and stated write role for deploy k8s cluster

ansible/roles/k8s-deploy-cluster/tasks/k8s-pre.yml

@@ -0,0 +1,79 @@
+---
+- name: Turn off swap
+  command: swapoff -a
+  when: ansible_swaptotal_mb > 0
+
+- name: Delete swap from /etc/fstab
+  replace:
+    path: /etc/fstab
+    regexp: '^\s*([^#\s]+\s+){2}swap\s+.*$'
+    replace: '# \1swap was disabled by Ansible'
+
+- name: Setup sysctl for k8s
+  copy:
+    dest: /etc/sysctl.d/k8s.conf
+    content: |
+      net.bridge.bridge-nf-call-iptables=1
+      net.ipv4.ip_forward=1
+      net.bridge.bridge-nf-call-ip6tables=1
+
+  notify: Reload_sysctl
+
+- name: Check if Kubernetes keyring already exists
+  stat:
+    path: /etc/apt/keyrings/kubernetes-apt-keyring.gpg
+  register: kube_keyring
+
+- name: Download Kubernetes apt GPG key
+  get_url:
+    url: "{{ k8s_apt_key_url }}"
+    dest: "/tmp/kubernetes-apt-keyring.key"
+  when: not kube_keyring.stat.exists
+
+- name: Convert Kubernetes key to GPG format
+  command: >
+    gpg --dearmor -o /etc/apt/keyrings/kubernetes-apt-keyring.gpg /tmp/kubernetes-apt-keyring.key
+
+  args:
+    creates: /etc/apt/keyrings/kubernetes-apt-keyring.gpg
+  when: not kube_keyring.stat.exists
+
+
+- name: Add Kubernetes apt repository
+  apt_repository:
+    repo: "{{ k8s_repo_url }}"
+    filename: "kubernetes"
+    state: present
+
+- name: Run "apt update / upgrade"
+  apt:
+    upgrade: yes
+    update_cache: yes
+  retries: 10
+  delay: 30
+
+- name: Install k8s pkgs
+  apt:
+    pkg: "{{ k8s_pkg_list }}"
+    state: present
+
+- name: Configure containerd
+  shell: |
+    containerd config default > /etc/containerd/config.toml
+
+  args:
+    creates: /etc/containerd/config.toml
+
+- name: Ensure SystemdCgroup = true
+  replace:
+    path: /etc/containerd/config.toml
+    regexp: '^(\s*SystemdCgroup\s*=\s*)false'
+    replace: '\1true'
+  notify: Restart_containerd
+
+- name: Update pause image to 3.9
+  replace:
+    path: /etc/containerd/config.toml
+    regexp: 'registry.k8s.io/pause:3.6'
+    replace: 'registry.k8s.io/pause:3.9'
+  notify: Restart_containerd