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Contents
module AwsEc2
class Base
# constants really only used by script classes
SCRIPTS_INFO_PATH = "tmp/data/scripts_info.txt"
BUILD_ROOT = "tmp"
def initialize(options={})
@options = options.clone
@name = randomize(@options[:name])
AwsEc2.validate_in_project!
end
# Appends a short random string at the end of the ec2 instance name.
# Later we will strip this same random string from the name.
# Very makes it convenient. We can just type:
#
# aws-ec2 create server --randomize
#
# instead of:
#
# aws-ec2 create server-123 --profile server
#
def randomize(name)
if @options[:randomize]
random = (0...3).map { (65 + rand(26)).chr }.join.downcase # Ex: jhx
[name, random].join('-')
else
name
end
end
# Strip the random string at end of the ec2 instance name
def derandomize(name)
if @options[:randomize]
name.sub(/-(\w{3})$/,'') # strip the random part at the end
else
name
end
end
end
end
Version data entries
18 entries across 18 versions & 1 rubygems