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---
- name: generate apt pin files for kubeadm and kubectl
loop:
- kubeadm
- kubectl
copy:
dest: "/etc/apt/preferences.d/{{ item }}.pref"
content: |
Package: {{ item }}
Pin: version {{ kubernetes_version }}-00
Pin-Priority: 1001
- name: install kubeadm packages
apt:
name:
- haproxy
- haproxyctl
- "kubeadm={{ kubernetes_version }}-00"
- "kubectl={{ kubernetes_version }}-00"
state: present
force: yes
# allow_downgrade: yes
## TODO: replace force with allow_downgrade once the following change is available (ansible >= 5.0)
## https://github.com/ansible/ansible/pull/74852
- name: set kubelet node-ip
when: kubernetes_overlay_node_ip is defined
lineinfile:
name: "/etc/default/kubelet"
regexp: '^KUBELET_EXTRA_ARGS='
line: 'KUBELET_EXTRA_ARGS=--node-ip={{ kubernetes_overlay_node_ip }}'
create: yes
- name: add kubeadm config for shells
loop:
- zsh
- bash
blockinfile:
path: "/root/.{{ item }}rc"
create: yes
marker: "### {mark} ANSIBLE MANAGED BLOCK for kubeadm ###"
content: |
source <(kubeadm completion {{ item }})
- name: configure haproxy
template:
src: haproxy.cfg.j2
dest: /etc/haproxy/haproxy.cfg
register: haproxy_config
- name: (re)start haproxy
systemd:
name: haproxy
state: "{% if haproxy_config is changed %}restarted{% else %}started{% endif %}"
enabled: yes
## loading the modules temporarly because kubeadm will complain if they are not there
# but i don't think it is necessary to make this persistent, also ignoring changes here
- name: load module br_netfilter to satisfy kubeadm init/join
modprobe:
name: br_netfilter
state: present
changed_when: false
- name: prepare network plugin
include_tasks: "net_{{ kubernetes_network_plugin }}.yml"
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