Installation of salt

Brief introduction

Salt is:    
  a configuration management system, capable of maintaining remote nodes into defined states (for example, Ensuri ng that    
specific packages are installed and specific services are running)    
  a distributed remote Execution system u Sed to execute commands and query data on the remote nodes, either individually    
or by arbitrary selection criteria

Prerequisite: Has installed Epel third party source;

1,at Master

echo "Master_ip     master_hostname" >>/etc/hosts    
echo "slave_ip     slave_hostname" >>/etc/hosts    
Yum install salt-y    
yum install salt-master-y yum install salt-minion-y    

Configuration file directory:/etc/salt

mainly including master,minion

Modify the interface inside Master

#interface: 0.0.0.0

Interface:master_ip

-------------------

Modify Master inside the Minion

#master: Salt

MASTER:MASTER_IP-

------------------

/etc/init.d/salt-master start

/etc/init.d/salt-minion start

+++++++++++++++++++++++++

2,at Client

echo "Master_ip master_hostname" >>/etc/hosts

echo "Slave_ip slave_hostname" >>/etc/hosts

Yum Install Salt-y

Yum instal salt-minion-y

--------------------

Configuration file directory:/etc/salt

-------------------

Modify Master inside the Minion

#master: Salt

Master:master_ip

-------------------

/etc/init.d/salt-minion start

++++++++++++++++++++++++++++++++

3,key Management

Salt-key-l----------------View all key information

salt-key-a xxx-----------Approve XXX's certification

Salt-key-a---------------approve all client authentication requests

4, note selinux shutdown, firewall port 4505,4506 to open

-A rh-firewall-1-input-m state--state new,established,related-j ACCEPT

-A rh-firewall-1-input-m state--state new-m tcp-p TCP--dport 4505-j ACCEPT

-A rh-firewall-1-input-m state--state new-m tcp-p TCP--dport 4506-j ACCEPT

Source: http://tntdba.blog.51cto.com/1199791/1136609