CLI to Switch Amazon AWS Shell Environment Credentials


I work with many different AWS IAM Accounts and need to easily switch between these accounts. The good news is the AWS CLI tools now support a standard config file (~/.aws/config) that allows you to create profiles for multiple accounts in the one config file. You can select them when using the aws-cli with the [...] [...]

Upcoming Mini-tutorial at BigDataCamp: How to Build a Hadoop Cluster from Scratch in 20 Minutes by CTO of Infochimps

Flip Kromer (@mrflip), CTO of Infochimps will give a an overview and tutorial on using the latest version of Ironfan (which until today was called cluster_chef) at the BigDataCamp unconference put on by Dave Nielsen just before O’Reilly’s Strata Conference Feb 27 from 5:30pm to 10pm We’ve been using cluster_chef at Runa as the basis of our chef management for our [...] [...]

Avoiding a series of tests with Ruby Hashes of Hashes that might have nil before the leaf hash

I’m mostly using Ruby to write Opscode Chef Cookbooks. There are a lot of hashes of hashes that contain attributes or Data Bags. Things that look like: If I wanted to test if this value is set I couldn’t safely just say: because in some cases or may be nil . If ether of those [...] [...]

Deploy WordPress to Amazon EC2 Micro Instance with Opscode Chef

Updates September 9, 2011 Included the latest Chef Knife ec2 server create argument that sets the EBS Volume to not be deleted on the termination of the EC2 Instance Intro Up until recently a friend lent me a Virtual Machine in he Cloud for my Blog. I didn’t have to do anything to manage it. [...] [...]