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Multiserver administration with Puppet

Jan 02, 2013, 10:00 (0 Talkback[s])
(Other stories by Anatoliy A. Dimitrov)

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Puppet software lets you manage the software configuration on all the hosts on your network. It simplifies repetitive operations and ensures state and configuration integrity among large number of machines. A centralized, single master server pushes configuration changes and commands to slaves nodes, with both sides relying on SSL certificates for security.

Puppet comes in both Enterprise and Apache-licensed open source versions; we worked with the latter. Its powerful object-oriented configuration language supports inheritance and code reuse. Puppet can run on and manage a wide range of operating systems – Linux, FreeBSD, Solaris, and even Windows (partially) – so it's suitable for heterogeneous server environments running different distributions of Linux or even different operating systems.

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