Managing Infrastructure with Puppet by James Loope

By James Loope

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Automate your computing platforms with Puppet, the preferred configuration administration framework. via code samples and real-world examples, this concise advent indicates you ways to exploit Puppet instruments and templates to arrange and execute configuration plans in your *nix servers. easy methods to deal with swimming pools of servers and digital situations, and notice how Puppet is helping you administer entry keep an eye on. If you’re acquainted with process management and Ruby language fundamentals, this booklet is the appropriate technique to wake up to hurry in this open resource framework.

* set up Puppet and examine its appear syntax and integrated services
* shop configurations in a vital situation with Puppet grasp, and outline which configurations observe to which nodes
* construct a framework to create person bills instead of LDAP or Kerberos KDC
* practice innovations to execute and deal with server configurations with MCollective
* Use Puppet as an auditing device to make sure that configurations are right
* assemble info at the nodes you deal with with the Facter library

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Views and the second is the value that is dynamically prefixed with a global __dirname variable¹. The __dirname returns the system path to the module being executed. js configuration in the next chapter Configuration. js API, because it contains descriptions of all the main methods and properties, as well as short examples and explanations. set(name, value) accepts two parameters: name and value, and as you might guess, it sets the value for the name. js setting or an arbitrary string. disable() There are some settings that, instead of strings, can only be set to boolean false or true.

Js, but we thought it so important that it’s worth mentioning. , node. js reloads a template file for every new request by default. So, no server restart is necessary. However, we can cache templates by enabling the view cache setting, which we’ll cover at length later in the book. js is a highly configurable framework, which means that we can apply any structure we find suitable. As we’ve observed in the previous chapter CLI, this tool generates a few folders for us right off the bat: public, views and routes.

Use() function matters. For example, a session must follow a cookie while csrf requires a session. js app configuration to precede the other middleware and routes. js module zlib⁴ and just passes these options to it): • • • • • • chunkSize (default: 16*1024) windowBits level memLevel strategy filter: function that by default tests for the Content-Type header to be json, text or javascript For more information on these options, please see the Zlib docs⁵. logger() This middleware keeps track of all the requests.

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