The pillar of Saltstack data system

Open the system's own pillar on master:

[Email protected] ~]# Vim/etc/salt/master

556 Pillar_opts:true

[Email protected] ~]#/etc/init.d/salt-master restart

Stopping salt-master daemon: [OK]

Starting Salt-master daemon: [OK]

[[email protected] ~]# Salt ' * ' pillar.items =======> display system comes with pillar

Pillar Application Scenarios:

1 Sensitive data: such as user name and password

2 Handling of variance variables

[[email protected] ~]# vim/etc/salt/master ==========> Open the following options

533 Pillar_roots:

534 Base:

535-/srv/pillar

556 Pillar_opts:false

[Email protected] srv]# mkdir pillar

[Email protected] srv]#/etc/init.d/salt-master restart

Stopping salt-master daemon: [OK]

Starting Salt-master daemon: [OK]

Example 1:

[Email protected] pillar]# Cat/srv/pillar/apache.sls

{% if grains[' os '] = = ' CentOS '%} if the system is CentOS

APACHE:HTTPD Displays the httpd

{% elif grains[' os '] = = ' Debian '%} if the system is Debian

APACHE:APACHE2 Displays the Apache2

{% ENDIF%}

[[email protected] pillar]# Cat/srv/pillar/top.sls ========>pillar top file

Base

‘*‘:

-Apache

[[email protected] pillar]# Salt ' * ' Pillar.items ========> get pillar value

Linux-node2.example.com:

----------

Apache:

httpd

Linux-node1.example.com:

----------

Apache:

httpd

Example 2: Locating the host

[[email protected] pillar]# Salt ' * ' Saltutil.refresh_pillar =======> refresh pillar

Linux-node1.example.com:

True

Linux-node2.example.com:

True

[[email protected] pillar]# salt-i ' apache:httpd ' test.ping =========> Locate host

Linux-node2.example.com:

True

Linux-node1.example.com:

True

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The pillar of Saltstack data system