How to Configure cacti
So, you finally got cacti running on your server and you want it to monitor your network devices! No problem! Getting cacti running as a webpage is the hard part. Setting it up to watch your whole network is the fun part!! Browse to http://your cacti server IP address/cacti and you should get the console. […]
Read MoreSaltStack .sls file to allow root to log in directly
I’m lazy and I have bad admin habits, like logging into a LINUX server, directly, as root. Worse than that, I like to set the passwords all the same on the systems. But, this is just my Raspberry sandbox network so nobody cares. I wouldn’t dream of such a scheme in production. But now that […]
Read MoreHow to Install SaltStack on a Raspberry Pi
Once you have the OS installed and (in the case of a Raspberry,) ntp working, you can install stuff. The first thing I want to install is SaltStack. With SaltStack, I can get the bulk of my system administrator tasks completed without having to remember everything to install. This will also be a little test, […]
Read MoreUbuntu 20.04.1 LTS on a Raspberry Pi
So, with the newest version of Ubuntu now available for the Raspberry, I wanted to jump in and see what they had to offer my Raspberry experience! Also, I need to have some Ubuntu in the network to see if I can configure Saltstack to handle an Ubuntu node for something that I’ve been exploring […]
Read MoreMaddening i2c problem with the Adafruit ccs811
I’m trying to write a python script to use my and it WON’T respond. I’m sure my python code is good, but I keep getting this horrible error. It’s like the ccs811 isn’t even attached! I mean, look at this: What the hell?!?! I do a little research and realize that the module has issues […]
Read MoreHow to Build a Raspberry Pi Weather Station
Building a Raspberry Pi Weather Station is a popular and fun project. It entails some wiring/soldering, python programming, scraping the Adafruit website for software and drivers, and finally some engineering to get a Raspberry to live outside in your backyard with access to your network. Depending on how fancy you want to get, this weather […]
Read MoreHow to Configure Nagios on a Raspberry
There are host templates and service templates. Host templates control settings for host objects and service templates control settings for service objects. A host object in Nagios is something that you want to monitor. A service object is a service that is running on a host. There are .cfg files that contain these definitions. The […]
Read MoreHow to Switch to https for Free!
If you’re running a website, you probably want it on Google. Google prefers websites that use HTTP and will rank you higher if you are running a secure website. Turning on HTTP for apache on a Raspberry is no different than setting it up on a larger computer. It used to be that you had […]
Read MoreHow to Install WordPress on a Raspberry Pi
This post will cover the process of getting WordPress on a freshly booted Raspberry Pi. Follow my Newbie Guide to get ready for this installation. I like to install all the prerequisites at once and then install WordPress separately. Yes, you CAN “apt install wordpress”, but I like to do it the way that WordPress […]
Read MoreHow to Get Rid of Maintenance Mode in WordPress
Occasionally, you might get this message when you go to your favorite WordPress blog–especially if you have a load-balanced, distributed web server, like this one. I have a couple of Raspberry PIs, running apache, that are front-ended with HAProxy. When I start a plugin update on my site, that activity is run by one of […]
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