Ansible命令模組(command模組 shell模組 script模組 )
阿新 • • 發佈:2020-10-07
[root@m01 ~]# ansible 'web01' -m command -a 'free -m'
web01 | CHANGED | rc=0 >>
total used free shared buff/cache available
Mem: 972 110 460 19 401 667
Swap: 2047 0 2047
#command命令不支援特殊符號
[root@m01 ~]# ansible 'web01' -m command -a "ifconfig eth0 | awk 'NR==2 {print $2}'"
web01 | FAILED | rc=1 >>
|: Unknown host
ifconfig: `--help' gives usage information.non-zero return code
#當ansible命令沒指定模組時,預設使用command模組
#shell模組識別特殊符號,但是不支援 $符
[root@m01 ~]# ansible 'web01' -m shell -a "ifconfig eth0 | awk 'NR==2 {print $2}' "
web01 | CHANGED | rc=0 >>
inet 10.0.0.7 netmask 255.255.255.0 broadcast 10.0.0.255
#可以使用 撬棍 \ 轉義 $符,就可以識別了
[root@m01 ~]# ansible 'web01' -m shell -a "ifconfig eth0 | awk 'NR==2 {print \$2}'"
web01 | CHANGED | rc=0 >>
10.0.0.7
[root@m01 ~]# ansible 'web_group' -m script -a '/root/mkdir.sh '
web03 | CHANGED => {
"changed": true,
"rc": 0,
"stderr": "Shared connection to web03 closed.\r\n",
"stderr_lines": [
"Shared connection to web03 closed."
],
"stdout": "",
"stdout_lines": []
}
web01 | CHANGED => {
"changed": true,
"rc": 0,
"stderr": "Shared connection to web01 closed.\r\n",
"stderr_lines": [
"Shared connection to web01 closed."
],
"stdout": "",
"stdout_lines": []
}
#驗證檔案
[root@m01 ~]# ansible 'web_group' -m shell -a 'ls -ld /123'
web01 | CHANGED | rc=0 >>
drwxr-xr-x 2 root root 6 Sep 17 17:26 /123
web03 | CHANGED | rc=0 >>
drwxr-xr-x 2 root root 6 Sep 17 17:26 /123