lib/cloudstrap/bootstrap_agent.rb in cloudstrap-0.30.3.pre vs lib/cloudstrap/bootstrap_agent.rb in cloudstrap-0.30.11.pre

@@ -2,16 +2,29 @@
 require 'moneta'
 require 'securerandom'
 
 require_relative 'amazon'
 require_relative 'config'
+require_relative 'errors'
 require_relative 'hdp/bootstrap_properties'
 require_relative 'ssh'
 
 module StackatoLKG
   class BootstrapAgent
     include ::Contracts::Core
     include ::Contracts::Builtin
+
+    Contract None => BootstrapAgent
+    def initialize
+      validate_configuration!
+      self
+    end
+
+    Contract None => Any
+    def validate_configuration!  # TODO: Does this really belong in BootstrapAgent?
+      return if ec2.valid_region?(config.region)
+      raise ::Cloudstrap::ConfigurationError, "Region #{config.region} is not valid"
+    end
 
     Contract None => String
     def create_vpc
       cache.store(:vpc_id, ec2.create_vpc.vpc_id).tap do |vpc_id|
         ec2.assign_name(bootstrap_tag, vpc_id)