基本框架

ansible/playbooks/nodejs-demo-apply.yml

@@ -0,0 +1,47 @@
+---
+# 一键应用 Node.js demo 清单（与 docs/04-01～04-13 + ansible/files/nodejs-demo 对齐）
+#
+# 执行（在仓库根目录）：
+#   ansible-playbook -i ansible/inventory.ini ansible/playbooks/nodejs-demo-apply.yml \
+#     -e nodejs_demo_manifest=04-01-nodejs-demo.yaml
+#
+# 默认清单：04-01-nodejs-demo.yaml
+- name: Apply nodejs-demo Kubernetes manifests
+  hosts: k3s_server
+  become: true
+  run_once: true
+  vars:
+    k3s_kubeconfig: /etc/rancher/k3s/k3s.yaml
+    nodejs_demo_manifest: "04-01-nodejs-demo.yaml"
+    manifests_dir: "{{ playbook_dir }}/../files/nodejs-demo"
+  tasks:
+    - name: Ensure manifest file exists
+      ansible.builtin.stat:
+        path: "{{ manifests_dir }}/{{ nodejs_demo_manifest }}"
+      register: nodejs_manifest_stat
+      delegate_to: localhost
+      become: false
+
+    - name: Fail if manifest not found
+      ansible.builtin.fail:
+        msg: "未找到 {{ manifests_dir }}/{{ nodejs_demo_manifest }}，请从仓库根检查文件名"
+      when: not nodejs_manifest_stat.stat.exists
+      delegate_to: localhost
+      become: false
+
+    - name: Copy manifest to control plane
+      ansible.builtin.copy:
+        src: "{{ manifests_dir }}/{{ nodejs_demo_manifest }}"
+        dest: "/tmp/{{ nodejs_demo_manifest }}"
+        mode: "0644"
+
+    - name: kubectl apply nodejs-demo manifest
+      ansible.builtin.shell: |
+        set -e
+        KUBECONFIG={{ k3s_kubeconfig }} kubectl apply -f /tmp/{{ nodejs_demo_manifest }}
+      register: nodejs_apply
+      changed_when: "'configured' in nodejs_apply.stdout or 'created' in nodejs_apply.stdout"
+
+    - name: Show kubectl apply output
+      ansible.builtin.debug:
+        var: nodejs_apply.stdout_lines