10.12.4 locationd

Update: I made an incorrect assumption regarding SIP and the change with 10.12.4. This post has been corrected. Thanks Patrick Gallagher and Pepijn Bruienne for pointing out the mistake. New with 10.12.4, Apple has decided to protect the locationd LaunchDaemon with System Integrity Protection (SIP). If you are not aware the locationd daemon is used for Location Services. This is the process that drives: FindMyMac, “Set time zone automatically using current location”, it allows applications to locate your computer, and more.

Continue reading

Introduction Grocery Delivery (GD) is a ruby gem that helps keep cookbooks, roles, and data bags in sync between a source control repo and your chef server. This allows administrators to keep their entire chef code in source control with continuous integration, peer reviews, and any other checks they can think of. Once the code has been checked and merged into the master branch the grocery-delivery binary takes the place of knife upload.

Continue reading

python2 and tls

For your Friday viewing pleasure I present the following cartoon. Credit: https://xkcd.com/356/ Background In case you do not know Apple deprecated the usage of OpenSSL in favor of Common Crypto, back with the release of OS X Lion (10.7) in 2011. On Apple’s latest operating system macOS Sierra (10.12) OpenSSL is currently at version “0.9.8zh” with very little indication that it will get updated. Now this is a specific build that Apple created and it does have a few back-ported fixes however this version doesn’t support TLSv1.

Continue reading

Xcode Dynamic BundleVersion

So lets start with I’m not a developer. I won’t pretend to be one but I do find development work quite interesting. One thing I’m trying to get into is Swift but even the small steps lead me to realize how large the Apple ecosystem is. Cocoa, Swift, Xcode, System frameworks, finding the right documentation, etc. The process of connecting the dots takes a bit of time as you might imagine.

Continue reading

Intro Before I get into the material of this post I want to refer you to an article written last week by Sal Soghoian, click here. The information that he provides regarding user automation is exactly what makes the process described in this post possible. In case you are not aware, Zendesk is a web-based helpdesk application that is cloud hosted and quite popular. They have an email API that allows agents to create a ticket with a simple email.

Continue reading


Apple has some pretty nice energy savings options built into macOS. Most of these options are tucked nicely inside of the Energy Saver pane of System Preferences. The above settings get written to the com.apple.AutoWake preference and looks like: defaults read /Library/Preferences/SystemConfiguration/com.apple.AutoWake { RepeatingPowerOff = { eventtype = shutdown; time = 1020; weekdays = 127; }; RepeatingPowerOn = { eventtype = wakepoweron; time = 420; weekdays = 31; }; } Weekdays Some of these values are a bit opaque once they are written to the preferences domain.

Continue reading

OPMA 3306 SAP Help

Java! Currently, I am taking an Operating Management class which uses an Enterprise Resource Planning (ERP) application. The instructions given to my peers consistents of: Download this file Download one of these two other files (no notes on how to use either config file) Open this jar file and a PS note that you need the Java SDK installed Okay fine I can deal with bad setup instructions…then I got an error message and gave up.

Continue reading

Author's picture

Clayton Burlison

Just another nerd writing and documenting things he finds interesting.

Mac System Engineer

Texas, USA