Method: Fog::AWS::EMR::Real#modify_instance_groups

Defined in:
lib/fog/aws/requests/emr/modify_instance_groups.rb

#modify_instance_groups(options = {}) ⇒ Object

modifies the number of nodes and configuration settings of an instance group.. docs.amazonwebservices.com/ElasticMapReduce/latest/API/API_ModifyInstanceGroups.html

Parameters

  • InstanceGroups <~InstanceGroupModifyConfig list> - Instance groups to change

    • InstanceCount <~Integer> - Target size for instance group

    • InstanceGroupId <~String> - Unique ID of the instance group to expand or shrink

Returns

  • response<~Excon::Response>:

    • body<~Hash>



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# File 'lib/fog/aws/requests/emr/modify_instance_groups.rb', line 18

def modify_instance_groups(options={})
  
  if job_ids = options.delete('InstanceGroups')
    options.merge!(Fog::AWS.serialize_keys('InstanceGroups', job_ids))
  end
    
  request({
    'Action'  => 'ModifyInstanceGroups',
    :parser   => Fog::Parsers::AWS::EMR::ModifyInstanceGroups.new,
  }.merge(options))
end