Booting Macmini3,1 from ISC/DHCPD

Posted by Pepijn Oomen Thu, 09 Jul 2009 17:15:37 GMT

After my recent upgrade of machines on my home-network, I discovered that the Mac mini showed Remote Disc in the Finder, suggesting it uses the same EFI boot as the Macbook Air.

Sure enough, booting it with ⌥ pressed, shows the boot-menu as mentioned in the Apple documents describing booting the Macbook Air off of the network, i.e. showing an Airport network pop-up list, but it failed to show my NetBoot server.

Using Remote Install Mac OS X.app did work, so I reverse engineered the communication involved.

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Net-booting Leopard with ISC/DHCPd

Posted by Pepijn Oomen Sat, 09 Aug 2008 21:00:45 GMT

Booting a MacOSX machine from the network provides for an easy way to install and re-install the operating system. On MacOSX server, this feature can be enabled from a GUI, but the same effect can be achieved using open-source tools. One of the essential elements is a properly configured DHCP server.

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Another case of sensitivity

Posted by Pepijn Oomen Thu, 06 Sep 2007 18:56:00 GMT

Some time ago I noticed that the console.log on my PowerMac desktop never seemed to got rotated, resulting in an overly large file. Reading up on the topic I discovered that rotation of the console.log is supposedly performed by loginwindow.app and not by the regular cron based rotation scripts, but this somehow seemed to fail.

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Distributed compile of Firefox

Posted by Pepijn Oomen Sat, 28 Jul 2007 11:38:00 GMT

It turns out rolling your own Firefox (and/or Thunderbird) really isn't that complicated, once you have the prerequisites in place. The biggest challenge is in creating your mozconfig, especially if you want an optimized universal build that can be run on both G5 and Mactel machines. Since I am always in for the extra challenge I also used distributed compiling, using distcc.

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Facebook iPhoto plugin

Posted by Pepijn Oomen Wed, 02 May 2007 22:00:00 GMT

If you are geek enough to actually format you MacOSX hard-disk using a case-sensitive file-system, then you will not be able to use the Facebook plugin. This is easily fixed:

open a terminal and execute the following commands:

$ cd /Applications/iPhoto.app/Contents/PlugIns
$ ln -sfn ../Plugins/Facebook.iPhotoExporter .

The plugin should now show up as a tab in Export...

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The three-headed dog

Posted by Pepijn Oomen Sun, 06 Mar 2005 17:55:41 GMT

Traditionally Unix uses a passwd file to lookup user information. More recent versions use a separate shadow file for password storage. Although the passwords are not stored in cleartext, both methods do perform a security risk. On a reasonably large network this also provides a maintenance burden since all accounts need to be defined and maintained on each system.

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Reworking the network

Posted by Pepijn Oomen Sat, 05 Mar 2005 19:17:14 GMT

I have quite a mixture of machines in my home network. It consists of Windows 2000 workstations, a MacOSX workstation, a PlayStation 2, bluetooth enabled Palm m505 and Siemens mobile, and a Debian GNU/Linux server. This provides for an excellent testbed for experimenting with interoperability issues between all of these and is a perfect playground to experiment with the different network technologies in use in the business environment today.

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Apple did it again

Posted by Pepijn Oomen Wed, 12 Jan 2005 22:27:20 GMT

Not just one, but two great product announcements from Apple on this years MacWorld. The amazingly small, and cheap, Mac mini and the also highly affordable and tiny iPod shuffle. The iPod shuffle is available now and reportedly caused a stampede at the Apple store nearest the convention centre where MacWorld is held.

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Java NIO with Linux 2.6 kernel

Posted by Pepijn Oomen Wed, 29 Dec 2004 22:53:00 GMT

After some successful experiments with blojsom on my (MacOSX) desktop, I spent quite some time getting stuff working on my Linux server. I had some peculiar problems with switching themes, i.e. FileNotFoundException after a seemingly successful switchover.

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