运维自动化之ansible playbook安装lnmp环境
之前介绍了使用ansible playbok安装zabbix客户端、mysql服务端、nginx，现在介绍一下安装lnmp环境。下面是安装nginx的信息：
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nginx_user: www nginx用户
nginx_port: 80 nginx监听端口
nginx_web_dir: /data/webroot/nginx nginx的目录
nginx_version: 1.4.3 nginx的版本
pcre_version: 8.33 pcre的版本
pretended_name: Tengine 为了安全起见，把nginx名字改为tengine
pretended_version: 1.5.2 隐藏版本，换个tengine的版本
下面是安装php的信息：
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php_user: www php fpm模式的启动用户
php_port: 9000 php fpm使用tcp的端口
php_dir: /usr/local php的安装目录
php_version: 5.3.10 php的版本
mysql_basedir: /data/mysql/basedir mysql的目录
下面是安装mysql的信息：
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mysql_basedir: /data/mysql/basedir 源码目录
mysql_datadir: /data/mysql/datadir 数据目录
mysql_user: mysql mysql用户
mysql_database_user: root 数据库用户
mysql_passwd: 'E4yR3WnoluSFTCBAI' 数据库密码
mysql_port: 3306 mysql监听端口
mysql_sock: /data/mysql/datadir/mysql.sock mysql的sock
mysql_charset: utf8 mysql字符集
mysql_collation: utf8_general_ci mysql排序方式
mysql_version: Percona-Server-5.5.21-rel25.1.tar.gz mysql版本
备注：此playbook仅能对centos或者redhat的6.x版本进行安装。下面是安装lnmp的playbook结构
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09:28:50 # tree nginx* mysql* php*
nginx_delete
├── files
├── handlers
├── meta
│ └── main.yml
├── tasks
│ ├── delete.yml
│ └── main.yml
├── templates
└── vars
└── main.yml
nginx_install
├── files
│ └── nginx-1.4.3.tar.gz
├── handlers
├── meta
│ └── main.yml
├── tasks
│ ├── copy.yml
│ ├── delete.yml
│ ├── install.yml
│ └── main.yml
├── templates
│ ├── index.html
│ ├── index.php
│ ├── install_nginx.sh
│ ├── nginx
│ ├── nginx.conf
│ └── vhost.conf
└── vars
└── main.yml
mysql_delete
├── files
├── handlers
├── meta
│ └── main.yml
├── tasks
│ ├── delete.yml
│ └── main.yml
├── templates
└── vars
└── main.yml
mysql_install
├── files
│ └── mysql.tar.gz
├── handlers
├── meta
│ └── main.yml
├── tasks
│ ├── copy.yml
│ ├── delete.yml
│ ├── install.yml
│ └── main.yml
├── templates
│ ├── install_mysql.sh
│ ├── my.cnf
│ ├── mysqld
│ └── mysql_security.sh
└── vars
└── main.yml
php_delete
├── files
├── handlers
├── meta
│ └── main.yml
├── tasks
│ ├── delete.yml
│ └── main.yml
├── templates
│ └── delete_php.sh
└── vars
└── main.yml
php_install
├── files
│ └── php.tar.gz
├── handlers
├── meta
│ └── main.yml
├── tasks
│ ├── copy.yml
│ ├── delete.yml
│ ├── install.yml
│ └── main.yml
├── templates
│ ├── install_php.sh
│ ├── php-fpm
│ └── php-fpm.conf
└── vars
└── main.yml
36 directories, 47 files
playbook的lnmp安装是
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09:29:59 # cat lnmp_install.yml
---
- hosts: "{{host}}"
remote_user: "{{user}}"
gather_facts: True
roles:
- common
- pcre_install
- nginx_install
- mysql_install
- php_install
playbook的lnmp删除是
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09:30:33 # cat lnmp_delete.yml
---
- hosts: "{{host}}"
remote_user: "{{user}}"
gather_facts: True
roles:
- pcre_delete
- php_delete
- nginx_delete
- mysql_delete
1、安装lnmp
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09:35:55 #time ansible-playbook lnmp_install.yml --extra-vars "host=192.168.240.13 user=root" --private-key=/root/test.pem
PLAY *********************************************************
GATHERING FACTS ***************************************************************
ok:
TASK: ***********************
changed:
TASK: ********************
changed:
TASK: ***********
changed:
TASK: ******************
changed:
TASK: ******************
changed:
TASK: *********
changed:
TASK: **************
changed:
TASK: ********************
changed:
TASK: **************
changed:
TASK: ********************
changed:
TASK: *************************************
changed: => (item=vhost)
changed: => (item=logs)
TASK: **********
changed: => (item=/data/webroot/nginx)
changed: => (item=/usr/local/nginx-1.4.3)
TASK: ********************
changed:
TASK: *****************
changed:
TASK: ******************
changed:
TASK: *********
changed:
TASK: ****
changed:
TASK: ******************
changed:
TASK: ********************
changed:
TASK: **************
changed:
TASK: ***********
changed:
TASK: ********************
changed:
TASK: ***********
changed:
TASK: ******************************
ok:
TASK: *********
changed:
TASK: **********
ok: => (item=/data/mysql/datadir)
ok: => (item=/data/mysql/basedir)
TASK: *****************
changed:
TASK: ***********
changed:
TASK: *********
changed:
TASK: ****
changed:
TASK: **********************
changed:
TASK: *************
changed:
TASK: ******************
changed:
TASK: ************************
changed:
TASK: ****************
changed:
TASK: ************************
ok:
TASK: *********************
changed:
TASK: **********************
changed:
TASK: *************
changed:
TASK: ********
changed:
PLAY RECAP ********************************************************************
192.168.240.13 : ok=41 changed=37 unreachable=0 failed=0
real 2m16.803s
user 0m14.753s
sys 0m1.468s
可以看到2分16秒就安装成功，一般比较费时的是使用yum安装软件与从本地负责包到客户端，所以yum源最后使用自己做的yum源或者找个速度快的yum源。
2、安装后测试
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# ps -ef|grep nginx|wc -l
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# ps -ef|grep mysql|wc -l
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# ps -ef|grep php|wc -l
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# cd /data/webroot/nginx/
logs/vhost/
# cd /data/webroot/nginx/vhost/
# cat index.html
Nginx 1.4.3 in 10.10.240.20is success!
# cat index.php
<?php
$link = mysql_connect('10.10.240.20','zabbix','zabbix');
if ($link)
echo "Successs!!!Php install success!\n";
else
echo "Fail!!!Php install fail!\n";
mysql_close();
?>
# curl 10.10.240.20/index.html
Nginx 1.4.3 in 10.10.240.20is success!
# curl 10.10.240.20/index.php
Successs!!!Php install success!
# curl -I 10.10.240.20/index.php
HTTP/1.1 200 OK
Server: Tengine/1.5.2
Date: Mon, 21 Jul 2014 02:12:24 GMT
Content-Type: text/html
Connection: keep-alive
Vary: Accept-Encoding
3、删除lnmp
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09:38:36 #time ansible-playbook lnmp_delete.yml --extra-vars "host=192.168.240.13 user=root" --private-key=/root/test.pem
PLAY *********************************************************
GATHERING FACTS ***************************************************************
ok:
TASK: *********************************************
changed:
TASK: ******************
changed:
TASK: *******************
changed:
TASK: *************************
failed: => {"failed": true, "item": "", "name": "www", "rc": 8}
msg: userdel: user www is currently logged in
...ignoring
TASK: ****************************************
changed:
TASK: *************************************
changed:
TASK: *************************
changed:
TASK: ***************************************
changed:
TASK: **************************************
changed:
TASK: **********************
changed:
TASK: *************************************
changed:
TASK: *************************
changed:
TASK: ****************************
changed:
TASK: **************************************
changed:
TASK: **********************
changed:
PLAY RECAP ********************************************************************
192.168.240.13 : ok=16 changed=14 unreachable=0 failed=0
real 0m31.511s
user 0m1.470s
sys 0m0.232s
4、删除后测试
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# ll /usr/local/
total 40
drwxr-xr-x. 2 root root 4096 Sep 232011 bin
drwxr-xr-x. 2 root root 4096 Sep 232011 etc
drwxr-xr-x. 2 root root 4096 Sep 232011 games
drwxr-xr-x. 2 root root 4096 Sep 232011 include
drwxr-xr-x. 2 root root 4096 Sep 232011 lib64
drwxr-xr-x. 2 root root 4096 Sep 232011 libexec
drwxr-xr-x. 2 root root 4096 Sep 232011 sbin
drwxr-xr-x. 5 root root 4096 May 122013 share
drwxr-xr-x. 3 root root 4096 May 122013 src
drwxr-xr-x5 zabbix zabbix 4096 Jul8 02:17 zabbix
# ps -ef|grep php
root 1001635270 22:13 pts/0 00:00:00 grep php
# ps -ef|grep mysql
root 1001835270 22:13 pts/0 00:00:00 grep mysql
# ps -ef|grep nginx
root 1002035270 22:13 pts/0 00:00:00 grep nginx
# id www
id: www: No such user
# id mysql
id: mysql: No such user
可与看到都删除了。如果大家想使用我的例子，可以从github里下载（地址是https://github.com/dl528888/ansible-examples/tree/master/lnmp_install），然后放到/etc/ansible目录里
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