2025-04-10 06:07:09 +00:00

135 lines
4.1 KiB
YAML

- name: Create directory for RKE2 config
ansible.builtin.file:
path: "/etc/rancher/rke2"
state: directory
mode: '0644'
- name: Create directory for RKE2 token
ansible.builtin.file:
path: "/var/lib/rancher/rke2/server"
state: directory
mode: '0644'
# Copy server config to server 1 for bootstrap - we need to change server2 & 3 later with the token
- name: Deploy RKE2 server Configuration
ansible.builtin.template:
src: templates/rke2-server-config.j2
dest: /etc/rancher/rke2/config.yaml
owner: root
group: root
mode: '0644'
when: inventory_hostname in groups['servers']
- name: Create systemd service file for RKE2 server
ansible.builtin.template:
src: templates/rke2-server.service.j2
dest: /etc/systemd/system/rke2-server.service
owner: root
group: root
mode: '0644'
when: inventory_hostname in groups['servers']
- name: Create systemd service file for RKE2 agent
ansible.builtin.template:
src: templates/rke2-agent.service.j2
dest: /etc/systemd/system/rke2-agent.service
owner: root
group: root
mode: '0644'
when: inventory_hostname in groups['agents']
# we enable the first server to generate tokens etc, copy this afterwards to other servers
- name: Ensure RKE2 server is enabled and running
ansible.builtin.systemd:
name: rke2-server
enabled: true
state: restarted
daemon_reload: true
when: inventory_hostname in groups['servers'][0]
# wait for node token to be availale so that we can copy it, we need this to join other nodes
- name: Wait for node-token
ansible.builtin.wait_for:
path: /var/lib/rancher/rke2/server/node-token
when: inventory_hostname == groups['servers'][0]
# wait for kubectl to be downloaded, part of the rke2 installation
- name: Wait for kubectl
ansible.builtin.wait_for:
path: /var/lib/rancher/rke2/bin/kubectl
when: inventory_hostname == groups['servers'][0]
# copy kubectl to usr bin so that all users can run kubectl commands
- name: Copy kubectl to user bin
ansible.builtin.copy:
src: /var/lib/rancher/rke2/bin/kubectl
dest: /usr/local/bin/kubectl
mode: '0755'
remote_src: true
become: true
when: inventory_hostname == groups['servers'][0]
# wait for the kubectl copy to complete
- name: Wait for kubectl
ansible.builtin.wait_for:
path: /usr/local/bin/kubectl
when: inventory_hostname == groups['servers'][0]
# modify token access
- name: Register node-token file access mode
ansible.builtin.stat:
path: /var/lib/rancher/rke2/server
register: p
- name: Change file access for node-token
ansible.builtin.file:
path: /var/lib/rancher/rke2/server
mode: "g+rx,o+rx"
when: inventory_hostname == groups['servers'][0]
# Save token as variable
- name: Fetch the token from the first server node
ansible.builtin.slurp:
src: /var/lib/rancher/rke2/server/token
register: rke2_token
when: inventory_hostname == groups['servers'][0]
run_once: true
# convert token to fact
- name: Save Master node-token for later
ansible.builtin.set_fact:
token: "{{ rke2_token.content | b64decode | regex_replace('\n', '') }}"
# revert token file access
- name: Restore node-token file access
ansible.builtin.file:
path: /var/lib/rancher/rke2/server
mode: "{{ p.stat.mode }}"
when: inventory_hostname == groups['servers'][0]
# check .kube folder exists so that we can use kubectl (config resides here)
- name: Ensure .kube directory exists in user's home
ansible.builtin.file:
path: "/home/{{ ansible_user }}/.kube"
state: directory
mode: '0755'
become: true
# copy kubectl config file to .kube folder
- name: Copy config file to user home directory
ansible.builtin.copy:
src: /etc/rancher/rke2/rke2.yaml
dest: "/home/{{ ansible_user }}/.kube/config"
remote_src: true
owner: "{{ ansible_user }}"
mode: "u=rw,g=,o="
when: inventory_hostname == groups['servers'][0]
# change IP from local to server 1 IP
- name: Replace IP address with server1
ansible.builtin.replace:
path: /home/{{ ansible_user }}/.kube/config
regexp: '127.0.0.1'
replace: "{{ hostvars['server1']['ansible_host'] }}"
when: inventory_hostname == groups['servers'][0]