ansible 常用模块的使用

安装

yum -y install ansible

配置文件/etc/ansible/hosts

模块介绍与使用

ping模块

 1 [root@node1 config]# ansible k8s -m ping 
 2 192.168.1.3 | SUCCESS => {
 3     "changed": false, 
 4     "ping": "pong"
 5 }
 6 192.168.1.2 | SUCCESS => {
 7     "changed": false, 
 8     "ping": "pong"
 9 }
10 192.168.1.1 | SUCCESS => {
11     "changed": false, 
12     "ping": "pong"
13 }
14 [root@node1 config]#

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command模块和shell

shell和command的区别：shell模块可以特殊字符，而command是不支持

1 [root@node1 config]# ansible k8s -m command -a 'date'
2 192.168.1.1 | SUCCESS | rc=0 >>
3 2018年 01月 21日 星期日 17:09:42 CST
4 
5 192.168.1.3 | SUCCESS | rc=0 >>
6 2018年 01月 21日 星期日 17:09:42 CST
7 
8 192.168.1.2 | SUCCESS | rc=0 >>
9 2018年 01月 21日 星期日 17:09:42 CST

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command万能模块也可以这样写

 1 [root@node1 config]# ansible k8s -a 'date'
 2 192.168.1.1 | SUCCESS | rc=0 >>
 3 2018年 01月 21日 星期日 17:10:00 CST
 4 
 5 192.168.1.3 | SUCCESS | rc=0 >>
 6 2018年 01月 21日 星期日 17:10:00 CST
 7 
 8 192.168.1.2 | SUCCESS | rc=0 >>
 9 2018年 01月 21日 星期日 17:10:00 CST
10 
11 [root@node1 config]#

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shell模块支持特殊字符比如空格

 1 [root@node1 config]# ansible k8s -m shell -a 'touch /tmp/ansible.txt'
 2 
 3 192.168.1.1 | SUCCESS | rc=0 >>
 4 
 5 
 6 192.168.1.3 | SUCCESS | rc=0 >>
 7 
 8 
 9 192.168.1.2 | SUCCESS | rc=0 >>
10 
11 
12 [root@node1 config]# ansible k8s -m shell -a 'ls -l /tmp/ansible.txt'
13 192.168.1.1 | SUCCESS | rc=0 >>
14 -rw-r--r-- 1 root root 0 1月  21 17:12 /tmp/ansible.txt
15 
16 192.168.1.3 | SUCCESS | rc=0 >>
17 -rw-r--r-- 1 root root 0 1月  21 17:12 /tmp/ansible.txt
18 
19 192.168.1.2 | SUCCESS | rc=0 >>
20 -rw-r--r-- 1 root root 0 1月  21 17:12 /tmp/ansible.txt
21 
22 [root@node1 config]#

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copy模块

把本地的文件拷贝到远程机器上去

 1 [root@node1 tmp]# ansible k8s -m copy -a 'src=/tmp/ahahaa dest=/tmp/'
 2 192.168.1.3 | SUCCESS => {
 3     "changed": true, 
 4     "checksum": "da39a3ee5e6b4b0d3255bfef95601890afd80709", 
 5     "dest": "/tmp/ahahaa", 
 6     "gid": 0, 
 7     "group": "root", 
 8     "md5sum": "d41d8cd98f00b204e9800998ecf8427e", 
 9     "mode": "0644", 
10     "owner": "root", 
11     "size": 0, 
12     "src": "/root/.ansible/tmp/ansible-tmp-1516526258.65-233570741395818/source", 
13     "state": "file", 
14     "uid": 0
15 }
16 192.168.1.2 | SUCCESS => {
17     "changed": true, 
18     "checksum": "da39a3ee5e6b4b0d3255bfef95601890afd80709", 
19     "dest": "/tmp/ahahaa", 
20     "gid": 0, 
21     "group": "root", 
22     "md5sum": "d41d8cd98f00b204e9800998ecf8427e", 
23     "mode": "0644", 
24     "owner": "root", 
25     "size": 0, 
26     "src": "/root/.ansible/tmp/ansible-tmp-1516526258.64-160953882755803/source", 
27     "state": "file", 
28     "uid": 0
29 }
30 192.168.1.1 | SUCCESS => {
31     "changed": false, 
32     "checksum": "da39a3ee5e6b4b0d3255bfef95601890afd80709", 
33     "gid": 0, 
34     "group": "root", 
35     "mode": "0644", 
36     "owner": "root", 
37     "path": "/tmp/ahahaa", 
38     "size": 0, 
39     "state": "file", 
40     "uid": 0
41 }
42 [root@node1 tmp]#

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src本地文件路径

dest远程文件路径

script模块

在远程服务器上执行本地脚本

 1 [root@node1 tmp]# ansible k8s -m script -a '/tmp/sh.sh'
 2 192.168.1.2 | SUCCESS => {
 3     "changed": true, 
 4     "rc": 0, 
 5     "stderr": "Shared connection to 192.168.1.2 closed.
", 
 6     "stdout": "caojiaoyue
", 
 7     "stdout_lines": [
 8         "caojiaoyue"
 9     ]
10 }
11 192.168.1.3 | SUCCESS => {
12     "changed": true, 
13     "rc": 0, 
14     "stderr": "Shared connection to 192.168.1.3 closed.
", 
15     "stdout": "caojiaoyue
", 
16     "stdout_lines": [
17         "caojiaoyue"
18     ]
19 }
20 192.168.1.1 | SUCCESS => {
21     "changed": true, 
22     "rc": 0, 
23     "stderr": "Shared connection to 192.168.1.1 closed.
", 
24     "stdout": "caojiaoyue
", 
25     "stdout_lines": [
26         "caojiaoyue"
27     ]
28 }
29 [root@node1 tmp]#

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参考文档http://blog.51cto.com/liuzhengwei521/1895480

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