author:skate
time:2014/11/11
SaltStack Installation
Installation from EREL
1. If EPEL is not enabled on your system,you can use the following commands to enable it
For RHTL 6:
rpm -Uvh http://ftp.linux.ncsu.edu/pub/epel/6/i386/epel-release-6-8.noarch.rpm
2. Installing stable release
yum install salt-master
yum install salt-minion
If you met the following error:
[root@skatedb65 ~]# yum install salt-minion
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
Error: Cannot retrieve metalink for repository: epel. Please verify its path and try again
Please fix the file "/etc/yum.repos.d/epel.repo"
vi /etc/yum.repos.d/epel.repo
Before:
[epel]
name=Extra Packages for Enterprise Linux 6 - $basearch
#baseurl=http://download.fedoraproject.org/pub/epel/6/$basearch
mirrorlist=https://mirrors.fedoraproject.org/metalink?repo=epel-6&arch=$basearch
After:
[epel]
name=Extra Packages for Enterprise Linux 6 - $basearch
baseurl=http://download.fedoraproject.org/pub/epel/6/$basearch
#mirrorlist=https://mirrors.fedoraproject.org/metalink?repo=epel-6&arch=$basearch
continue
On the salt-master,run this:
yum install salt-master
On each salt-minion,run this:
yum install salt-minion
3.Configuration
salt-master uses the general default configuration,salt-minion accord to the following configuration:
# vi /etc/salt/minion
.....
master: 10.20.0.55
.....
4.Start saltstack
To start the master
service salt-master start
To start the minion
service salt-minion start
5.Key Management
view all the minion_key on master
salt-key -L
accepted specifie minion_key
salt-key -a key-name
accepted all minion_key
salt-key -A
6.Now let's testing
View online minion
[root@skatedb55 ~]# salt '*' test.ping
skatedb65:
True
skatedb56:
True
Concurrently execute command on all minions
[root@skatedb55 ~]# salt '*' cmd.run 'uptime'
skatedb65:
15:04:19 up 7 days, 5:49, 2 users, load average: 0.00, 0.00, 0.00
skatedb56:
15:04:19 up 55 days, 6:17, 1 user, load average: 0.00, 0.00, 0.00
[root@skatedb55 ~]#
[root@skatedb55 ~]# salt-run manage.status
down:
- skatedb56
up:
- skatedb65
[root@skatedb55 ~]# salt-run manage.down
skatedb56
[root@skatedb55 ~]# salt-run manage.up
skatedb65
[root@skatedb55 ~]#
7.Online Help
salt '*' sys.doc //view all modules instruction
salt '*' sys.doc test //view test module instruction
salt '*' sys.doc test.ping //view test.ping function instruction
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