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77 lines
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ReStructuredText
77 lines
3.2 KiB
ReStructuredText
.. Director documentation master file, created by sphinx-quickstart on Sat Sep 27 13:23:22 2008.
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You can adapt this file completely to your liking, but it should at least
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contain the root `toctree` directive.
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Ansible
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=======
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Ansible is a radically simple deployment, configuration, and command execution framework.
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Other tools in this space have been too complicated for too long, require too much bootstrapping,
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and have too much learning curve. Ansible is dead simple and painless to extend. For comparison, Puppet and Chef have about 60k lines of code. Ansible's core is a little over 1000 lines.
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Ansible isn't just for configuration -- it's also great for Ad-Hoc tasks,
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quickly firing off commands against nodes. Where Ansible excels though, is expressing complex multi-node deployment processes, executing complex sequences of commands on different hosts through "playbooks".
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Extending ansible does not require programming in any particular language -- you can write modules
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as scripts or programs that return simple JSON. It's also trivially easy to just execute
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useful shell commands.
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Why use Ansible versus something else? (Puppet, Chef, Fabric, Capistrano,
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mCollective, Func, SaltStack, etc?) Ansible will have far less code, it
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will be (by extension) more correct, and it will be the easiest thing to hack on and
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use you'll ever see -- regardless of your favorite language of choice.
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Systems management doesn't have to be complicated. Ansible's docs will remain
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short & simple, and the source will be blindingly obvious.
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Design Goals
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````````````
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* Dead simple setup
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* Super fast & parallel by default
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* No server or client daemons; use existing SSHd out of the box
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* No additional software required on client boxes
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* Modules can be written in ANY language
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* Awesome API for creating very powerful distributed scripts
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* Be very usable as non-root
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* Create the easiest config management system to use, ever.
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Communicate and Get Involved
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````````````````````````````
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Your ideas and contributions are welcome. We're also happy to help you with questions about Ansible.
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* Join the `ansible-project mailing list <http://groups.google.com/group/ansible-project>`_ on Google Groups
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* Join `#ansible <irc://irc.freenode.net/#ansible>`_ on the `freenode IRC network <http://freenode.net/>`_
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* Visit the `project page <https://github.com/ansible/ansible>`_ on Github
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- View the `issue tracker <https://github.com/ansible/ansible/issues>`_
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Contents
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========
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.. toctree::
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:maxdepth: 3
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gettingstarted
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patterns
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examples
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modules
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YAMLScripts
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playbooks
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api
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man
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About the Author
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````````````````
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Ansible was originally developed by Michael DeHaan, a Raleigh, NC based software developer and architect.
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He created other popular DevOps programs such as Cobbler, the popular Linux install server.
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Cobbler is used to deploy mission critical systems all over the planet, in industries
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ranging from massively multiplayer gaming, core internet infrastructure, finance,
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chip design, and more. Michael also helped co-author of Func, a precursor to Ansible, which is used
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to orchestrate systems in lots of diverse places. He's worked on systems software for
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IBM, Motorola, Red Hat's Emerging Technologies Group, Puppet Labs, and rPath.
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