A bug in knife-ec2

server start

$ knife ec2 server create --groups sg-4e63c727
ERROR: Fog::Compute::AWS::NotFound: The security group 'sg-4e63c727' does not exist

test the group existens

pry(main)> require 'fog'
pry(main)> compute = Fog::Compute.new({:provider => 'AWS', :aws_access_key_id => ENV['AWS_ACCESS_KEY_ID'], :aws_secret_access_key => ENV['AWS_SECRET_ACCESS_KEY']})
pry(main)> compute.describe_security_groups.body['securityGroupInfo'].keep_if { |gr| gr['groupId'] == 'sg-4e63c727' }
=> [{"ipPermissions"=>
   [{"groups"=>[],
     "ipRanges"=>[{"cidrIp"=>"0.0.0.0/0"}],
     "ipProtocol"=>"tcp",
     "fromPort"=>0,
     "toPort"=>65535},
    {"groups"=>[],
     "ipRanges"=>[{"cidrIp"=>"0.0.0.0/0"}],
     "ipProtocol"=>"tcp",
     "fromPort"=>80,
     "toPort"=>80},
    {"groups"=>[],
     "ipRanges"=>[{"cidrIp"=>"0.0.0.0/0"}],
     "ipProtocol"=>"tcp",
     "fromPort"=>443,
     "toPort"=>443},
    {"groups"=>[],
     "ipRanges"=>[{"cidrIp"=>"0.0.0.0/0"}],
     "ipProtocol"=>"tcp",
     "fromPort"=>8080,
     "toPort"=>8080}],
  "ipPermissionsEgress"=>[],
  "ownerId"=>"284139518214",
  "groupId"=>"sg-4e63c727",
  "groupName"=>"test",
  "groupDescription"=>"test"}]