savishy

Delete a VM Extension (is faster from command-line)

Useful if you are troubleshooting or debugging VM Extensions.

az vm extension delete --vm-name VMName -g RGName --name ExtensionName

Resize a VM while its running

Ansible 2.5 azure_rm_virtualmachine module will not resize a running VM if you simply change its size. :(

savishy

How to run

1. Open Powershell as Administrator
2. Run

iwr -useb https://gist.githubusercontent.com/savishy/5ea55e7258422b7455b6476609979d21/raw/provisionWindows.ps1 | iex;

savishy

Error during vagrant up with Virtualbox - VT-x is not available

Problem

1. Your laptop supports VT-x
2. VT-x is enabled in the BIOS

However, vagrant up on a Virtualbox machine throws this inexplicable error.

Cause

savishy

#!/bin/bash
set -e
# This script reads Vault password from user prompt, and loads Azure Environment Variables.
# 
# For this first you need to create an Ansible Vaulted .sh script of the format
# export AZURE_SUBSCRIPTION_ID=my_sub_id
# export AZURE_CLIENT_ID=my_serviceprincipal_client_id
# export AZURE_TENANT=my_serviceprincipal_tenant_id
# export AZURE_SECRET=my_serviceprincipal_secret_key
#

savishy

Mounting Azure Cloud Drive on Linux machines

This is especially useful if you want to develop locally and run it from Cloud Shell.

References

1. this
2. Mounting CIFS drives as a specific user and group

savishy

;; disable temporary files
;; https://stackoverflow.com/a/2680682/682912
(setq make-backup-files nil)

;; Add Melpa Sources for installing Packages.
;; https://melpa.org/#/getting-started
(require 'package)
(let* ((no-ssl (and (memq system-type '(windows-nt ms-dos))
                    (not (gnutls-available-p))))
       (proto (if no-ssl "http" "https")))

savishy

• Active Directory
• Domain Controller

References

1. http://www.tech-faq.com/active-directory.html
2. http://www.tech-faq.com/active-directory-terminology-and-concepts.html

savishy

References and Reading

1. Super-quick start
2. Another great Chef Gist that describes a Local Development Workflow

Jargon

• ohai == Facter from Puppet
• Chef Client and Chef Server: Behave similar to Puppet Master and Puppet Agent.
• Chef DK: A quick start toolbox for first-time use.

savishy

R = Rotate

Press - X,Y,Z to isolate rotation axsis

S = Scale

Press - X,Y,Z to isolate scale axsis

Middle mouse button to rotate around selected object

savishy

About kubeconfig and Sharing kubeconfigs

When you create a Google Cloud Container cluster with gcloud container clusters create it also generates a kubeconfig entry. See the output below:

Creating cluster petclinic...done.
Created [https://container.googleapis.com/v1/projects/gcloud-testing-vish/zones/asia-east1-a/clusters/petclinic].
kubeconfig entry generated for petclinic.
NAME       LOCATION      MASTER_VERSION  MASTER_IP       MACHINE_TYPE   NODE_VERSION  NUM_NODES  STATUS