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Justin Clayton justinclayton

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@justinclayton
justinclayton / taint_module.sh
Created January 19, 2016 18:48
Terraform: taint all resources from one module
#!/bin/bash
module=$1
for resource in `terraform show -module-depth=1 | grep module.${module} | tr -d ':' | sed -e 's/module.${module}.//'`; do
terraform taint -module ${module} ${resource}
done
@justinclayton
justinclayton / add-dns-record.sh
Created July 15, 2015 22:04
CLI to add DNS Records in Route53
#!/bin/bash -eo pipefail
## Allows for creation of "Basic" DNS records in a Route53 hosted zone
function main() {
record_name=$1
record_value=$2
[[ -z $record_name ]] && echo "record_name is: $record_name" && exit 1
[[ -z $record_value ]] && echo "record_value is: $record_value" && exit 1
@justinclayton
justinclayton / gist:c75b8ad81ffe13f11362
Created June 16, 2015 22:10
dcos cfn
{
"Metadata": {
"DcosImageCommit": "fb58e5c0a02fe44e8df2baf92de72bea3030f34b",
"TemplateGenerationDate": "2015-06-05 23:02:57.870011"
},
"Description": "Launching the Mesosphere DCOS cluster",
"Parameters": {
"AcceptEULA": {
"Type": "String",
"Description": "Please read and agree to our EULA: https://docs.mesosphere.com/community-edition-eula/",
@justinclayton
justinclayton / gist:60736d31b5ef28e9d7fc
Last active August 29, 2015 14:20
puppet2chef.md

Puppet2Chef Terms and Conventions Translator:

Company/Product Terms

  • Puppetlabs -> Chef
  • Reductive Labs -> Opscode
  • Puppet Master -> Chef Server
  • Puppet Agent -> Chef Client
  • Forge -> Supermarket

On the CLI

@justinclayton
justinclayton / gist:4f600f2c31e91ffcb17b
Created March 6, 2015 19:50
Delete unattached 8GB EBS volumes
aws ec2 describe-volumes | jq -r '.Volumes[] | select((.State == "available") and (.Size == 8)) | .VolumeId' | xargs -n 1 aws ec2 delete-volume --volume-id | jq -r '.return'
@justinclayton
justinclayton / VPC-NAT.template
Last active August 29, 2015 14:16 — forked from anonymous/VPC-NAT.template
{
"AWSTemplateFormatVersion" : "2010-09-09",
"Description" : "CloudFormation template for a generic VPC with public and private subnets (with private network Internet access via NAT)",
"Parameters" : {
"KeyPairName" : {
"Description" : "Name of an existing EC2 KeyPair (find or create here: https://console.aws.amazon.com/ec2/v2/home#KeyPairs: )",
"Type" : "String",
@justinclayton
justinclayton / who_is_on_call.rb
Created January 20, 2015 00:13
Who's On Call In Service Now
#!/usr/bin/env ruby
require 'rest_client'
@username = URI.encode_www_form_component('username')
@password = URI.encode_www_form_component('password')
@host = 'yoursite.service-now.com'
def uri(table = @table)
return URI::HTTPS.build( {
@justinclayton
justinclayton / gist:11271590
Created April 24, 2014 22:23
running puppet resource on a host not managed by puppet
$ puppet resource user justin
user { 'justin':
ensure => 'present',
comment => 'Justin Clayton',
gid => '20',
groups => ['_appserveradm', '_appserverusr', '_lpadmin', 'access_bpf', 'admin'],
home => '/Users/justin',
password => '*',
shell => '/bin/zsh',
uid => '501',
@justinclayton
justinclayton / delete_orphaned_ebs_os_volumes.sh
Created December 14, 2013 00:32
The marriage of aws-cli and jq means things like this aren't hard anymore!
#!/bin/bash
aws ec2 describe-volumes \
| jq '.Volumes[] \
| select((.State == "available") and (.Size == 8)) \
| .VolumeId' \
| xargs -n 1 aws ec2 delete-volume --volume-id
@justinclayton
justinclayton / janky.zsh-theme
Last active December 21, 2015 13:38
My hacked up zsh prompt. Displays info on RVM, git, and battery (on MacBooks). Drop in ~/.oh-my-zsh/custom/themes/ and go
## janky theme
#
# based on https://github.com/robbyrussell/oh-my-zsh/blob/master/themes/blinks.zsh-theme
# certain things cribbed from https://github.com/robbyrussell/oh-my-zsh/blob/master/themes/agnoster.zsh-theme
function _battery_capacity {
ioreg -n AppleSmartBattery -r | \
awk '$1~/Capacity/{c[$1]=$3} END{OFMT="%.2f%%"; max=c["\"MaxCapacity\""]; print (max>0? 100*c["\"CurrentCapacity\""]/max: "")}'
}