Server Installation and Configuration with Chef

Server installation and conﬁguration with Chef

Raimonds Simanovskis TietoEnator Alise @rsim github.com/rsim

Problem • Manual system administration • Non-repeatable • No version control • Takes too long

What is Chef? Chef is a state based, declarative conﬁguration management engine. You deﬁne recipes of how you want your system to look and then chef makes it so.

Chef • Client-server architecture • Embraces modern web technologies • Best ideas from cfengine and Puppet • Targeted to Linux, Solaris, Mac OS X • Written in Ruby, recipes in Ruby

Architecture Client Chef Server Chef Client Ohai Chef Indexer

Ohai { "kernel": { "machine": "x86_64", "name": "Linux", "os": "GNU/Linux", "version": "#1 SMP Wed Aug 20 21:08:51 UTC 2008", "release": "2.6.24-19-xen" }, "uptime_seconds": 12043422, "platform_version": "8.04", "platform": "ubuntu", "virtualization": { "role": "guest", "emulator": "xen" }, "os": "linux", "idletime": "115 days 23 hours 34 minutes 06 seconds", "idletime_seconds": 10020846, "lsb": { "id": "Ubuntu", "description": ""Ubuntu 8.04.1"", "codename": "hardy", "release": "8.04" }, "os_version": "2.6.24-19-xen" }

Chef components • Nodes • Attributes • Cookbooks • Libraries • Recipes • Files • Deﬁnitions • Templates

Resources cron execute directory ﬁle group user link package remote_directory remote_ﬁle route script service template http_request

Links http://wiki.opscode.com/display/chef/Home http://www.slideshare.net/ Orlando_Ruby_Users_Group/cooking-with-chef

Thanks! http://blog.rayapps.com http://github.com/rsim

Server Installation and Configuration with Chef

by rsim on Oct 20, 2009

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