ansible部署nginx：1个简单的playbook脚本
文章目录
- hosts--ventory
- roles
- 执行命令
使用ansible向3台centos7服务器上安装nginx
hosts–ventory
[root@stand playhook1]# cat /root/HOSTS
# /root/HOSTS
[webservers]
192.168.196.111 ansible_ssh_pass=password
192.168.196.112 ansible_ssh_pass=password
192.168.196.113 ansible_ssh_pass=password[docker]
192.168.196.111
192.168.196.112
192.168.196.113[docker:vars]
ansible_ssh_pass=password[ansible:children]
docker
roles
.
├── roles
│ └── nginx
│ ├── files
│ │ └── index.html
│ ├── handlers
│ │ └── main.yaml
│ ├── tasks
│ │ └── main.yaml
│ ├── templates
│ │ └── nginx.conf.j2
│ └── vars
│ └── main.yaml
└── site.yml7 directories, 6 files
[root@stand playhook1]# cat roles/nginx/files/index.html
<html><head><title>Welcome to Nginx!</title></head><body><h1>Hello, Nginx is working!</h1></body>
</html>
[root@stand playhook1]# cat roles/nginx/handlers/main.yaml
---
- name: restart nginxservice:name: nginxstate: restarted
[root@stand playhook1]# cat roles/nginx/templates/nginx.conf.j2
user nginx;
worker_processes {{ ansible_processor_cores }};error_log /var/log/nginx/error.log warn;
pid /var/run/nginx.pid;events {worker_connections 1024;
}http {include /etc/nginx/mime.types;default_type application/octet-stream;log_format main '$remote_addr - $remote_user [$time_local] "$request" ''$status $body_bytes_sent "$http_referer" ''"$http_user_agent" "$http_x_forwarded_for"';access_log /var/log/nginx/access.log main;sendfile on;#tcp_nopush on;keepalive_timeout 65;# Gzip Settingsgzip on;gzip_disable "msie6";include /etc/nginx/conf.d/*.conf;server {listen 80;server_name {{ server_name }};location / {root /usr/share/nginx/html;index index.html index.htm;}# redirect server error pages to the static page /50x.html#error_page 500 502 503 504 /50x.html;location = /50x.html {root /usr/share/nginx/html;}}
}
[root@stand playhook1]# cat roles/nginx/vars/main.yaml
---
ansible_processor_cores: 2
server_name: localhost
[root@stand playhook1]# cat site.yml
---- hosts: webserversroles:- { role: nginx, version: "1.24.0" }
[root@stand playhook1]# cat roles/nginx/handlers/main.yaml
---
- name: restart nginxservice:name: nginxstate: restarted
[root@stand playhook1]# cat roles/nginx/tasks/main.yaml
---
- name: Add Nginx repositoryyum_repository:name: nginxdescription: Nginx Repositorybaseurl: http://nginx.org/packages/centos/$releasever/$basearch/gpgcheck: yesenabled: yesgpgkey: https://nginx.org/keys/nginx_signing.key- name: Install nginx packageyum:name: "nginx-{{ version }}"state: present- name: Ensure Nginx html directory existsfile:path: /usr/share/nginx/htmlstate: directoryowner: nginxgroup: nginxmode: 0755- name: Copy nginx.conf Templatetemplate:src: nginx.conf.j2dest: /etc/nginx/nginx.confowner: rootgroup: rootbackup: yesmode: 0755notify: restart nginx- name: Copy index htmlcopy:src: index.htmldest: /usr/share/nginx/html/index.htmlowner: rootgroup: rootbackup: yesmode: 0755- name: Make sure nginx service is runningservice:name: nginxstate: started执行命令
ansible-playbook -i /root/HOSTS site.yml
测试:
显示已经成功。
大功告成