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ansible/playbooks/consul-persistent-storage.yml

@@ -0,0 +1,137 @@
+---
+- name: Configure Consul Persistent Storage
+  hosts: ch4,ash3c,warden
+  become: yes
+  gather_facts: yes
+  
+  vars:
+    consul_data_dir: "/opt/consul/data"
+    nomad_config_file: "/etc/nomad.d/nomad.hcl"
+    
+  tasks:
+    - name: Create consul data directory
+      file:
+        path: "{{ consul_data_dir }}"
+        state: directory
+        owner: nomad
+        group: nomad
+        mode: '0755'
+      
+    - name: Backup existing nomad configuration
+      copy:
+        src: "{{ nomad_config_file }}"
+        dest: "{{ nomad_config_file }}.backup.{{ ansible_date_time.epoch }}"
+        remote_src: yes
+        backup: yes
+      
+    - name: Check if consul-data host volume already configured
+      lineinfile:
+        path: "{{ nomad_config_file }}"
+        line: '  host_volume "consul-data" {'
+        state: absent
+      check_mode: yes
+      register: consul_volume_check
+      changed_when: false
+      
+    - name: Add consul-data host volume configuration
+      blockinfile:
+        path: "{{ nomad_config_file }}"
+        marker: "# {mark} CONSUL PERSISTENT STORAGE"
+        block: |
+          
+          # Consul 持久化存储
+          client {
+            host_volume "consul-data" {
+              path      = "{{ consul_data_dir }}"
+              read_only = false
+            }
+          }
+        insertafter: EOF
+      when: consul_volume_check is not changed
+      notify: restart nomad
+      
+    - name: Verify consul data directory permissions
+      file:
+        path: "{{ consul_data_dir }}"
+        owner: nomad
+        group: nomad
+        mode: '0755'
+        state: directory
+        
+    - name: Display consul data directory info
+      stat:
+        path: "{{ consul_data_dir }}"
+      register: consul_dir_stat
+      
+    - name: Show directory information
+      debug:
+        msg: |
+          Consul data directory: {{ consul_data_dir }}
+          Owner: {{ consul_dir_stat.stat.pw_name }}:{{ consul_dir_stat.stat.gr_name }}
+          Permissions: {{ consul_dir_stat.stat.mode }}
+          
+  handlers:
+    - name: restart nomad
+      systemd:
+        name: nomad
+        state: restarted
+        daemon_reload: yes
+      
+    - name: wait for nomad
+      wait_for:
+        port: 4646
+        host: "{{ ansible_host }}"
+        delay: 5
+        timeout: 30
+      listen: restart nomad
+      
+- name: Verify Nomad client status
+  hosts: ch4,ash3c,warden
+  become: yes
+  gather_facts: no
+  
+  tasks:
+    - name: Check nomad service status
+      systemd:
+        name: nomad
+      register: nomad_status
+      
+    - name: Display nomad status
+      debug:
+        msg: |
+          Node: {{ inventory_hostname }}
+          Nomad Status: {{ nomad_status.status.ActiveState }}
+          
+    - name: Verify nomad client connectivity
+      uri:
+        url: "http://{{ ansible_host }}:4646/v1/status/leader"
+        method: GET
+        timeout: 10
+      register: nomad_api_check
+      ignore_errors: yes
+      
+    - name: Show connectivity result
+      debug:
+        msg: |
+          Node: {{ inventory_hostname }}
+          API Check: {{ 'SUCCESS' if nomad_api_check.status == 200 else 'FAILED' }}
+          
+- name: Summary Report
+  hosts: localhost
+  gather_facts: no
+  run_once: true
+  
+  tasks:
+    - name: Display completion summary
+      debug:
+        msg: |
+          ✅ Consul 持久化存储配置完成！
+          
+          已配置节点: ch4, ash3c, warden
+          数据目录: /opt/consul/data
+          权限: nomad:nomad (755)
+          
+          下一步:
+          1. 部署持久化 Consul job
+          2. 验证集群状态
+          3. 恢复 KV 数据