Posting Metadata for Asynchronous EC2 Instance Bootstrapping Consumption

metadata -> ec2

Start an instance and specify the metadata with -d.

# ec2-run-instances --region us-east-1 -key 'key' --instance-type 'm1.large' ami-1927f370 -d 'this is the data I need'

RESERVATION     r-67bdc406      608324328795    default
INSTANCE        i-5ad9aa38      ami-1927f370                    pending weaver  0       m1.large 2012-01-06T15:44:47+0000        us-east-1b      aki-08ed0761                    monitoring-disabled                                      ebs                             paravirtual      xen             sg-357c745c     default

Retrieve the instance hostname.

# ec2-describe-instances --region us-east-1 i-5ad9aa38 | grep ^INSTANCE | awk {'print $4'}
ec2-50-17-2-102.compute-1.amazonaws.com

Curl the information from the instance specific metadata URL.

# ssh -i ~/key.id [email protected] 'curl -s http://169.254.169.254/1.0/user-data'

this is the data I need