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59cc9f7edf
- Change K3s service to be stopped and disabled by default. - Adjust PTR records in the inventory to ensure correct FQDN mappings. - Refactor Samba DNS task to use include_tasks for PTR records.
114 lines
3.7 KiB
YAML
114 lines
3.7 KiB
YAML
---
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- name: Check if k3s service is installed
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ansible.builtin.stat:
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path: /etc/systemd/system/k3s.service
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register: k3s_service
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- name: Check if k3s binary exists
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ansible.builtin.stat:
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path: /usr/local/bin/k3s
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register: k3s_bin
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- name: Determine if k3s needs installation
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ansible.builtin.set_fact:
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k3s_needs_install: "{{ not k3s_bin.stat.exists or not k3s_service.stat.exists }}"
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- name: Find the first available wired interface IP
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ansible.builtin.set_fact:
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k3s_node_ip: "{{ ansible_facts[item]['ipv4']['address'] }}"
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loop: "{{ k3s_wired_interfaces }}"
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when:
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- ansible_facts[item] is defined
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- ansible_facts[item]['ipv4'] is defined
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- ansible_facts[item]['ipv4']['address'] is defined
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- k3s_node_ip is not defined
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- name: Fallback to default IPv4 address if no wired interface IP found
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ansible.builtin.set_fact:
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k3s_node_ip: "{{ ansible_facts['default_ipv4']['address'] }}"
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when:
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- k3s_node_ip is not defined
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- ansible_facts['default_ipv4'] is defined
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- ansible_facts['default_ipv4']['address'] is defined
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- name: Verify k3s_node_ip was found
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ansible.builtin.assert:
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that:
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- k3s_node_ip is defined
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fail_msg: "Could not find a valid IP address on any of the specified wired interfaces: {{ k3s_wired_interfaces }}. Available facts: {{ ansible_facts.keys() | list }}"
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- name: Install k3s dependencies
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ansible.builtin.package:
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name:
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- curl
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- iptables
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state: present
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- name: Download k3s install script
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ansible.builtin.get_url:
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url: https://get.k3s.io
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dest: /tmp/k3s_install.sh
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mode: "0755"
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- name: Initialize first k3s server node
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ansible.builtin.command:
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cmd: /tmp/k3s_install.sh
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environment:
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INSTALL_K3S_VERSION: "{{ k3s_version }}"
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K3S_TOKEN: "prole-k3s-ha-token" # In a real prod environment, use a secret
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INSTALL_K3S_EXEC: "server --cluster-init --bind-address {{ k3s_node_ip }} --node-ip {{ k3s_node_ip }} --advertise-address {{ k3s_node_ip }}"
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INSTALL_K3S_SKIP_SELINUX_RPM: "true"
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when:
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- inventory_hostname == groups['k3s_hosts'][0]
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- k3s_needs_install
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- name: Wait for k3s token to be generated
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ansible.builtin.wait_for:
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path: /var/lib/rancher/k3s/server/node-token
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when: inventory_hostname == groups['k3s_hosts'][0]
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- name: Read k3s node token
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ansible.builtin.slurp:
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src: /var/lib/rancher/k3s/server/node-token
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register: node_token_b64
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when: inventory_hostname == groups['k3s_hosts'][0]
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- name: Set node token fact
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ansible.builtin.set_fact:
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k3s_cluster_token: "{{ node_token_b64.content | b64decode | trim }}"
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when:
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- inventory_hostname == groups['k3s_hosts'][0]
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- node_token_b64 is defined
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- node_token_b64.content is defined
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- name: Share node token with other nodes
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ansible.builtin.set_fact:
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k3s_cluster_token: "{{ hostvars[groups['k3s_hosts'][0]]['k3s_cluster_token'] }}"
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when:
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- inventory_hostname != groups['k3s_hosts'][0]
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- hostvars[groups['k3s_hosts'][0]]['k3s_cluster_token'] is defined
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- name: Join additional k3s server nodes
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ansible.builtin.command:
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cmd: /tmp/k3s_install.sh
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environment:
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INSTALL_K3S_VERSION: "{{ k3s_version }}"
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K3S_URL: "https://{{ hostvars[groups['k3s_hosts'][0]]['k3s_node_ip'] }}:6443"
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K3S_TOKEN: "{{ k3s_cluster_token }}"
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INSTALL_K3S_EXEC: "server --bind-address {{ k3s_node_ip }} --node-ip {{ k3s_node_ip }} --advertise-address {{ k3s_node_ip }}"
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INSTALL_K3S_SKIP_SELINUX_RPM: "true"
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when:
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- inventory_hostname != groups['k3s_hosts'][0]
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- k3s_needs_install
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- k3s_cluster_token is defined
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register: k3s_join
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failed_when:
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- k3s_join.rc != 0
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- "'already exists' not in k3s_join.stderr"
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- name: Ensure k3s service is stopped and disabled
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ansible.builtin.service:
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name: k3s
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state: stopped
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enabled: false
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