mgmt/ansible/consul-client-deployment.yml

104 lines
2.7 KiB
YAML

---
# Ansible Playbook: 部署 Consul Client 到所有 Nomad 节点
- name: Deploy Consul Client to Nomad nodes
hosts: nomad_clients:nomad_servers
become: yes
vars:
consul_version: "1.21.5"
consul_datacenter: "dc1"
consul_servers:
- "100.117.106.136:8300" # master (韩国)
- "100.122.197.112:8300" # warden (北京)
- "100.116.80.94:8300" # ash3c (美国)
tasks:
- name: Update APT cache
apt:
update_cache: yes
- name: Install consul via APT (假设源已存在)
apt:
name: consul={{ consul_version }}-*
state: present
update_cache: yes
register: consul_installed
- name: Create consul user (if not exists)
user:
name: consul
system: yes
shell: /bin/false
home: /opt/consul
create_home: yes
- name: Create consul directories
file:
path: "{{ item }}"
state: directory
owner: consul
group: consul
mode: '0755'
loop:
- /opt/consul
- /opt/consul/data
- /etc/consul.d
- /var/log/consul
- name: Get node Tailscale IP
shell: ip addr show tailscale0 | grep 'inet ' | awk '{print $2}' | cut -d'/' -f1
register: tailscale_ip
failed_when: tailscale_ip.stdout == ""
- name: Create consul client configuration
template:
src: templates/consul-client.hcl.j2
dest: /etc/consul.d/consul.hcl
owner: consul
group: consul
mode: '0644'
notify: restart consul
- name: Create consul systemd service
template:
src: templates/consul.service.j2
dest: /etc/systemd/system/consul.service
owner: root
group: root
mode: '0644'
notify: reload systemd
- name: Enable and start consul service
systemd:
name: consul
enabled: yes
state: started
notify: restart consul
- name: Wait for consul to be ready
uri:
url: "http://{{ tailscale_ip.stdout }}:8500/v1/status/leader"
status_code: 200
timeout: 5
register: consul_leader_status
until: consul_leader_status.status == 200
retries: 30
delay: 5
- name: Verify consul cluster membership
shell: consul members -status=alive -format=json | jq -r '.[].Name'
register: consul_members
changed_when: false
- name: Display cluster status
debug:
msg: "Node {{ inventory_hostname.split('.')[0] }} joined cluster with {{ consul_members.stdout_lines | length }} members"
handlers:
- name: reload systemd
systemd:
daemon_reload: yes
- name: restart consul
systemd:
name: consul
state: restarted