147 lines
5.3 KiB
YAML
147 lines
5.3 KiB
YAML
---
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# 单文件化说明：
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# - 01-06.yml 默认仍做“最小 verify”（kube-system pods）
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# - 如需“准备数据盘/安装 K3s”，必须显式开启开关：
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# -e k3s_do_prepare_storage=true # 内联原 01-06-prepare-storage.yml
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# -e k3s_do_install=true # 内联原 01-06-install.yml
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- name: Prepare data disk and mount to k3s_data_dir (opt-in)
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hosts: k3s_nodes
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become: true
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vars:
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k3s_do_prepare_storage: "{{ k3s_do_prepare_storage | default(false) | bool }}"
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pre_tasks:
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- name: Gate - skip prepare storage when k3s_do_prepare_storage=false
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when: not k3s_do_prepare_storage
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block:
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- ansible.builtin.debug:
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msg: "[GATE] skipped doc_id=01-06 action=prepare-storage var=k3s_do_prepare_storage"
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- meta: end_play
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tasks:
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- name: Skip notice when storage prep disabled
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ansible.builtin.debug:
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msg: "k3s_prepare_storage is false — skipping (see group_vars/all.yml)"
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when: not (k3s_prepare_storage | default(false) | bool)
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- name: Prepare block storage for k3s_data_dir
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when: k3s_prepare_storage | default(false) | bool
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block:
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- name: Require k3s_data_disk_device when k3s_prepare_storage is true
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ansible.builtin.assert:
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that:
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- k3s_data_disk_device is defined
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- (k3s_data_disk_device | string | length) > 0
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fail_msg: "Set k3s_data_disk_device (e.g. /dev/vdb) in group_vars or host_vars"
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- name: Verify k3s_data_disk_device is a block device
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ansible.builtin.command: test -b {{ k3s_data_disk_device }}
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changed_when: false
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- name: Check whether k3s_data_dir is already a mountpoint
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ansible.builtin.command: mountpoint -q {{ k3s_data_dir }}
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register: mp_k3s
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changed_when: false
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failed_when: false
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- name: Skip when k3s_data_dir already mounted
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ansible.builtin.debug:
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msg: "{{ k3s_data_dir }} already mounted — skipping partitioning on {{ inventory_hostname }}"
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when: mp_k3s.rc == 0
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- name: Install partitioning and filesystem tools
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ansible.builtin.package:
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name:
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- parted
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- e2fsprogs
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state: present
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when: mp_k3s.rc != 0
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- name: Compute first partition path (nvme*n* -> p1, else 1)
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ansible.builtin.set_fact:
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k3s_data_partition: >-
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{{ k3s_data_disk_device }}{{ 'p1' if (k3s_data_disk_device | regex_search('nvme[0-9]+n[0-9]+$')) else '1' }}
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when: mp_k3s.rc != 0
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- name: Create GPT and single ext4 partition
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ansible.builtin.command: >-
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parted -s {{ k3s_data_disk_device }} mklabel gpt mkpart primary ext4 0% 100%
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args:
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creates: "{{ k3s_data_partition }}"
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when: mp_k3s.rc != 0
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- name: Wait for partition node in /dev
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ansible.builtin.wait_for:
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path: "{{ k3s_data_partition }}"
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state: present
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timeout: 60
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when: mp_k3s.rc != 0
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- name: Detect existing filesystem on partition
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ansible.builtin.command: blkid -s TYPE -o value {{ k3s_data_partition }}
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register: fs_type
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changed_when: false
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failed_when: false
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when: mp_k3s.rc != 0
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- name: Create ext4 on partition
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ansible.builtin.command: mkfs.ext4 -F {{ k3s_data_partition }}
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when:
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- mp_k3s.rc != 0
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- (fs_type.stdout | default('') | trim | length) == 0
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- name: Read UUID of partition
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ansible.builtin.command: blkid -s UUID -o value {{ k3s_data_partition }}
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register: blk_uuid
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changed_when: false
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when: mp_k3s.rc != 0
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- name: Ensure mount directory exists
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ansible.builtin.file:
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path: "{{ k3s_data_dir }}"
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state: directory
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mode: "0755"
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when: mp_k3s.rc != 0
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- name: Add fstab entry for k3s_data_dir
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ansible.builtin.lineinfile:
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path: /etc/fstab
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regexp: "^UUID={{ blk_uuid.stdout | trim }}\\s"
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line: "UUID={{ blk_uuid.stdout | trim }} {{ k3s_data_dir }} ext4 defaults,nofail 0 2"
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create: true
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mode: "0644"
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when: mp_k3s.rc != 0
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- name: Mount all from fstab
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ansible.builtin.command: mount -a
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changed_when: true
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when: mp_k3s.rc != 0
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- name: Install K3s (opt-in)
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hosts: k3s_nodes
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become: true
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vars:
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k3s_do_install: "{{ k3s_do_install | default(false) | bool }}"
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pre_tasks:
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- name: Gate - skip install when k3s_do_install=false
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when: not k3s_do_install
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block:
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- ansible.builtin.debug:
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msg: "[GATE] skipped doc_id=01-06 action=install var=k3s_do_install"
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- meta: end_play
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tasks:
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- name: Placeholder (install content inlined in following plays)
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ansible.builtin.debug:
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msg: "[RUN] doc_id=01-06 action=install-start"
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- name: "01-06 k3s baseline verify (kube-system pods)"
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hosts: k3s_server
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become: true
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run_once: true
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vars:
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k3s_kubeconfig: /etc/rancher/k3s/k3s.yaml
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tasks:
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- name: kube-system pods summary
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ansible.builtin.shell: KUBECONFIG={{ k3s_kubeconfig }} kubectl get pods -n kube-system -o wide
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changed_when: false
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