三种模式
Local
Master/minion
Salt ssh
三大功能
远程执行
配置管理
云管理
配置系统环境
1
2
3
4
5
6
7
8
9
10
11
12
13
14
|
cat /etc/redhat-release
CentOS release
6.6
(Final)
setenforce
0
/etc/init.d/iptables stop
[root@node1 ~]# cat /etc/hosts
127.0
.
0.1
localhost localhost.localdomain localhost4 localhost4.localdomain4
::
1
localhost localhost.localdomain localhost6 localhost6.localdomain6
192.168
.
10
.129node1
192.168
.
10.128
node2
[root@node2 ~]# cat /etc/hosts
127.0
.
0.1
localhost localhost.localdomain localhost4 localhost4.localdomain4
::
1
localhost localhost.localdomain localhost6 localhost6.localdomain6
192.168
.
10.129
node1
192.168
.
10.128
node2
|
下载并配置slat-master 和salt-minion(Master/minion模式)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
|
[root@node1 ~]# wget -P /etc/yum.repos.d/ http:
//mirrors.aliyun.com/repo/epel-6.repo
[root@node1 ~]# yum install -y salt-master salt-minion -y
[root@node1 ~]# chkconfig salt-master on
[root@node1 ~]# /etc/init.d/salt-master start
[root@node1 ~]# vim /etc/salt/minion
master:
192.168
.
10.129
[root@node1 ~]# /etc/init.d/salt-minion start
[root@node1 ~]# chkconfig salt-minion on
[root@node2 ~]# wget -P /etc/yum.repos.d/ http:
//mirrors.aliyun.com/repo/epel-6.repo
[root@node2 ~]# yum install -y salt-minion
[root@node2 ~]# vim /etc/salt/minion
master:
192.168
.
10.129
[root@node2 ~]# /etc/init.d/salt-minion start
|
Master与Minion的连接
1
2
3
4
5
6
7
8
9
10
11
12
13
|
[root@node1 master]# salt-key -a node*
[root@node1 master]# salt-key -L
Accepted Keys:
node1
node2
Denied Keys:
Unaccepted Keys:
Rejected Keys:
[root@node1 master]# salt
'*'
test.ping
node2:
True
node1:
True
|
远程执行命令
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
|
[root@node1 master]# salt
'*'
cmd.run
'df -h'
node1:
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/VolGroup-lv_root
8
.3G
2
.1G
5
.8G
26
% /
tmpfs 242M 16K 242M
1
% /dev/shm
/dev/sda1 477M 28M 424M
7
% /boot
node2:
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/VolGroup-lv_root
8
.3G
2
.1G
5
.9G
26
% /
tmpfs 242M 12K 242M
1
% /dev/shm
/dev/sda1 477M 28M 424M
7
% /boot
[root@node1 master]# salt
'*'
cmd.run
'uptime'
node2:
13
:
33
:
55
up
13
:
51
,
2
users, load average:
0.07
,
0.02
,
0.00
node1:
05
:
35
:
41
up
13
:
51
,
2
users, load average:
0.00
,
0.04
,
0.10
|
配置管理(下载httpd并启动)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
|
[root@node1 master]# vim /etc/salt/master #注意空格,必须要启动一个base才能配置管理
file_roots:
base:
- /srv/salt
[root@node1 master]# mkdir /srv/salt
[root@node1 master]# /etc/init.d/salt-master restart
[root@node1 master]# cd /srv/salt/
[root@node1 salt]# cat apache.sls #注意空格
apache-install:
pkg.installed:
- names:
- httpd
- httpd-devel
apache-service:
service.running:
- name: httpd
- enable: True
- reload: True
|
使用命令直接执行状态
1
2
3
4
5
|
[root@node1 salt]# salt
'*'
state.sls apache #*代表所有salt-minion都执行
[root@node2 ~]# netstat -tunlp|grep httpd
tcp
0
0
:::
80
:::* LISTEN
9361
/httpd
[root@node1 salt]# netstat -tunlp|grep
80
tcp
0
0
:::
80
:::* LISTEN
23119
/httpd
|
使用top.sls指定minlion执行状态
1
2
3
4
5
6
7
8
|
[root@node1 salt]# pwd
/srv/salt
[root@node1 salt]# cat top.sls #base环境下指定node2要执行apache这个状态,top指定谁可以执行什么状态,一般所有机器要执行的状态放在base环境中)
base:
'node2'
: #仅仅node2执行了apache这个状态
- apache
[root@node1 salt]# salt
'node2'
state.highstate
|
本文转自 fxl风 51CTO博客,原文链接:http://blog.51cto.com/fengxiaoli/1957977