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vCenter Server Appliance 6.7 as Sub CA with Easy-RSA

This entry was posted in Linux VMware on March 16, 2021 by getSurreal

Ubuntu 20.04 CA with Easy-RSA Install and setup working environment sudo apt updatesudo apt install easy-rsamkdir ~/easy-rsaln -s /usr/share/easy-rsa/* ~/easy-rsa/chmod 700 ~/easy-rsacd ~/easy-rsacp vars.example vars Edit vars, uncomment this section and provide your settings set_var EASYRSA_REQ_COUNTRY “US” set_var EASYRSA_REQ_PROVINCE “California” set_var EASYRSA_REQ_CITY “San Francisco” set_var EASYRSA_REQ_ORG “Copyleft Certificate Co” set_var EASYRSA_REQ_EMAIL “me@example.net” set_var EASYRSA_REQ_OU “My […]

Persistent USB Device Names on Linux

This entry was posted in Arduino Linux Robotics on September 3, 2018 by getSurreal

It’s common when you unplug and plugin a usb device on linux for the device name to change. i.e. from /dev/ttyUSB1 to /dev/USB2. This poses a problem when you want to programmatically access these devices. You can however use udev rules to ensure the device always has a familiar name as a link to the […]

Lidar Controller 2.0 2

This entry was posted in Robotics on May 8, 2018 by getSurreal

Announcing the release of v2.0 of the GetSurreal Lidar Controller What’s Different from v1.2 to v2.0? The new Lidar Controller v2.0 now supports both the Neato Botvac series 65, 70e, 75, D75, 80, D80, 85, D85 and XV Series Lidars. We brought back the breakout pins to allow for powering and communicating to the Teensy without […]

Arduino Mega and Due Mount Now Available

This entry was posted in Arduino on January 8, 2016 by getSurreal

By customer request we’ve added a mount for the Arduino Mega to our collection of 3D printed mounts. Let us know if there’s something you’d like added as well.

XV Lidar Controller v1.2

This entry was posted in Electronics on November 9, 2014 by getSurreal

Announcing the release of v1.2 of the XV Lidar Controller We were happy with the success and feedback of our initial release of the XV Lidar Controller and pleased to release the next iteration of the board. What’s Different from v1.1 to v1.2? The XV Lidar Controller v1.2 is meant to be a single […]

XV Lidar Controller

This entry was posted in Arduino Electronics Featured Robotics on August 13, 2014 by getSurreal

Introducing an interface board to connect directly to the Neato XV Lidar and control the rotation speed through Pulse Width Modulation (PWM). The data from the XV Lidar is then re-transmitted upstream to a USB host device such as a PC, BeagleBone, or Raspberry Pi to process the distance information. This controller is designed around […]

VMware Datastore Maintenance Mode PowerCLI Script

This entry was posted in PowerShell VMware on May 10, 2013 by getSurreal

If you have Enterprise Plus licensing then you have Storage DRS available to you which offers a Datastore Maintenance Mode feature. When I tested this feature I did not like the fact that it kicked off a migration for all VMs on that datastore at the same time. This script if for someone that doesn’t […]

PowerShell File Rotation 8

This entry was posted in PowerShell on May 2, 2013 by getSurreal

This PowerShell script is designed for situations where new files are written daily and the type of files might be reports or backups where you don’t need to keep them all, but you want to retain some for a period of time. The files are moved to subdirectories for daily, weekly and monthly. You specify […]

PartKeepr Install on CentOS 3

This entry was posted in Electronics Open Source Apps and tagged partkeepr on February 3, 2013 by getSurreal

PartKeepr is an electronic parts inventory management software. It helps you to keep track of your available parts and assist you with re-ordering parts.

ZFS on CentOS 2

This entry was posted in Linux on November 30, 2012 by getSurreal

There are a couple of options for ZFS on Linux. The user space option, ZFS-fuse, and the kernel mode option, ZFS on Linux. Here we will describe installing the kernel mode ZFS on Linux.