在conf文件中使用Ansible事实加入ansible Vars

[web_servers]
web1 ansible_host=192.168.1.10
web2 ansible_host=192.168.1.11

[db_servers]
db1 ansible_host=192.168.1.20
db2 ansible_host=192.168.1.21

[defaults]
inventory = /path/to/hosts.ini

[web_servers]
web1 ansible_host=192.168.1.10 ansible_user=ubuntu
web2 ansible_host=192.168.1.11 ansible_user=ubuntu

server {
    listen 80;
    server_name example.com;

    location / {
        proxy_pass http://{{ ansible_host }};
    }

    location /admin {
        proxy_pass http://{{ ansible_host }}/admin;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        auth_basic "Restricted";
        auth_basic_user_file /etc/nginx/.htpasswd;
    }
}

ansible-playbook playbook.yml