rohow
116 行
3.3 KiB
YAML
116 行
3.3 KiB
YAML
# K3s 安装 Role (统一 Server 和 Agent)
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---
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- name: Validate TAILSCALE_AUTH_KEY
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ansible.builtin.fail:
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msg: "请设置环境变量: export TAILSCALE_AUTH_KEY='tskey-auth-xxx'"
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when: (tailscale_auth_key | default('')) | length == 0
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- name: Create K3s config directory
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ansible.builtin.file:
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path: /etc/rancher/k3s
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state: directory
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mode: "0755"
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# 检查安装状态
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- name: Check if K3s is installed
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ansible.builtin.stat:
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path: /usr/local/bin/k3s
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register: k3s_binary
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# 部署配置文件（注册变更状态）
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- name: Deploy K3s server config
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ansible.builtin.template:
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src: k3s-server.yaml.j2
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dest: /etc/rancher/k3s/config.yaml
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mode: "0600"
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when: "'masters' in group_names"
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register: k3s_server_config
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- name: Deploy K3s agent config
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ansible.builtin.template:
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src: k3s-agent.yaml.j2
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dest: /etc/rancher/k3s/config.yaml
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mode: "0600"
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when: "'agents' in group_names"
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register: k3s_agent_config
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- name: Deploy registries.yaml
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ansible.builtin.template:
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src: registries.yaml.j2
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dest: /etc/rancher/k3s/registries.yaml
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mode: "0644"
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when: use_mirror | default(false)
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# 判断是否需要安装/重启
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- name: Set K3s installation flag
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ansible.builtin.set_fact:
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k3s_needs_install: "{{ not k3s_binary.stat.exists or (k3s_server_config.changed | default(false)) or (k3s_agent_config.changed | default(false)) }}"
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# 设置安装变量
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- name: Set K3s install variables
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ansible.builtin.set_fact:
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k3s_install_url: "{{ mirror_k3s_install_url if (use_mirror | default(false)) else global_k3s_install_url }}"
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k3s_install_mirror: "{{ 'INSTALL_K3S_MIRROR=cn' if (use_mirror | default(false)) else '' }}"
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# 下载安装脚本
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- name: Download K3s install script
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ansible.builtin.get_url:
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url: "{{ k3s_install_url }}"
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dest: /tmp/k3s-install.sh
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mode: "0755"
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when: k3s_needs_install
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# 安装 K3s
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- name: Install K3s server
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ansible.builtin.command:
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cmd: /tmp/k3s-install.sh server
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environment:
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INSTALL_K3S_VERSION: "{{ k3s_version }}"
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INSTALL_K3S_MIRROR: "{{ 'cn' if (use_mirror | default(false)) else '' }}"
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when:
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- "'masters' in group_names"
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- k3s_needs_install
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changed_when: true
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- name: Install K3s agent
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ansible.builtin.command:
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cmd: /tmp/k3s-install.sh agent
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environment:
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INSTALL_K3S_VERSION: "{{ k3s_version }}"
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INSTALL_K3S_MIRROR: "{{ 'cn' if (use_mirror | default(false)) else '' }}"
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when:
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- "'agents' in group_names"
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- k3s_needs_install
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changed_when: true
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# 清理安装脚本
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- name: Remove install script
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ansible.builtin.file:
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path: /tmp/k3s-install.sh
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state: absent
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# 等待 K3s 就绪 (仅 Server)
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- name: Wait for K3s server ready
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ansible.builtin.wait_for:
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path: /var/lib/rancher/k3s/server/node-token
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timeout: 120
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when: "'masters' in group_names"
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# 保存 kubeconfig (仅 cluster-init)
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- name: Fetch kubeconfig
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ansible.builtin.fetch:
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src: /etc/rancher/k3s/k3s.yaml
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dest: "{{ playbook_dir }}/../kubeconfig.yaml"
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flat: true
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when: cluster_init | default(false)
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- name: Update kubeconfig server address
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ansible.builtin.replace:
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path: "{{ playbook_dir }}/../kubeconfig.yaml"
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regexp: 'server: https://127\.0\.0\.1:6443'
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replace: "server: {{ k3s_server_url }}"
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delegate_to: localhost
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become: false
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when: cluster_init | default(false)
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