puppet variables

: And, OR,!Arithmetic operators: +,-, *,/, >>, Scope:The range of code in which the variable is valid;In puppet, scope can be used to limit the scope of variables and resource default properties, but not to qualify resource names and resource referencesClassification of scopes:Top scope: A top-level scope with a global scopeNode scope: The scope of the nodes, valid for a single nodeClass Scope:Parent scopeC

, the ssh service must be enabled in your configuration file. if the ssh service is disabled Puppet will find this exception and then enable the ssh service. to make the system status consistent with the configuration file. puppet is like a magician, which will make your chaotic system converge to the State desired by the puppet configuration file. You can use

worksProcess1. The client Puppetd initiates an authentication request to the Master or uses a signed certificate.2. The Master tells the Client that you are legal.3. The client Puppetd calls Facter. Facter detects some host variables, such as host name, memory size, and IP address.. Puppetd sends the information to the server through an SSL connection.4. The Puppet Master on the server detects the host nam

worksProcess1. The client puppetd initiates an authentication request to the master or uses a signed certificate.2. The master tells the client that you are legal.3. The client puppetd calls facter. facter detects some host variables, such as host name, memory size, and IP address.. Puppetd sends the information to the server through an SSL connection.4. The puppet master on the server detects the host nam

Puppet is a configuration management software designed to achieve automated management of data centers. Based on the C/S architecture. The puppet server stores all the configuration code for the client server, which is called manifest in puppet. after downloading the manifest, the client can configure the server based on the manifest, such as software package man

Tags: puppet version control SVN version control puppet code controlI. Introduction By installing and deploying the puppet C/S model, the puppet server can manage the entire lifecycle of all controlled hosts: from initialization to software upgrade, from configuration file creation to test deployment, from system maint

configuration is as follows: ---: Backends:yaml:yaml::d atadir:/var/lib/hiera:hierarchy:common:logger:console C) configuration parameters #顶层配置:hierarchy #必须是一个字符串或数组, each name represents a static or dynamic Data source #动态数据是一个简单的 %{variable} interpolation variables #在层次结构中, sequentially checked, top-down . #默认值是common:backend #必须是一个字符串或数组, Each name represents an available Hiera backend #内置的backend是yaml和json that can be added with additional bac

Before using any software, we need to understand how it works, otherwise it will cause a lot of inconvenience to the subsequent use. Puppet uses a very simple C/s architecture, all data interaction through SSL, to ensure security. It is shown in Workflow 1.650) this.width=650; "title=" Figure 1 Puppet Workflow "src=" Http://ipad-cms.csdn.net/cms/attachment/201209/5048569d92738.jpg " height= "325" width= "37

1. OverviewPuppet is an open source software automation configuration and Deployment tool, which is easy to use and powerful, and is getting more and more attention, and now many large IT companies are using puppet to manage and deploy the software in the cluster. If Google uses puppet to manage more than 6000 platform Mac desktops (2007 data).This paper mainly introduces

Puppet Dashboard was created by Puppetlabs, a company that supports Puppet development, and is a Ruby on Rails program. Can be used as a enc (external node classifier) and as a reporting tool, and is becoming an integrated interface with many puppet new features, such as auditing and resource management functions. Puppet