Class: Fog::Compute::AWS::SpotRequest

Inherits:
Server show all
Defined in:
lib/fog/aws/models/compute/spot_request.rb

Instance Attribute Summary

Attributes inherited from Server

#private_key, #private_key_path, #public_key, #public_key_path, #username

Attributes inherited from Model

#collection, #connection

Instance Method Summary collapse

Methods inherited from Server

#scp, #scp_download, #ssh, #ssh_port, #sshable?

Methods inherited from Model

#inspect, #reload, #symbolize_keys, #to_json, #wait_for

Methods included from Attributes::ClassMethods

#_load, #aliases, #attribute, #attributes, #identity, #ignore_attributes, #ignored_attributes

Methods included from Attributes::InstanceMethods

#_dump, #attributes, #dup, #identity, #identity=, #merge_attributes, #new_record?, #requires, #requires_one

Constructor Details

#initialize(attributes = {}) ⇒ SpotRequest

Returns a new instance of SpotRequest.



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# File 'lib/fog/aws/models/compute/spot_request.rb', line 36

def initialize(attributes={})
  self.groups ||= ["default"]
  self.flavor_id ||= 't1.micro'
  self.image_id   ||= begin
    self.username = 'ubuntu'
    case attributes[:connection].instance_variable_get(:@region) # Ubuntu 10.04 LTS 64bit (EBS)
    when 'ap-northeast-1'
      'ami-5e0fa45f'
    when 'ap-southeast-1'
      'ami-f092eca2'
    when 'eu-west-1'
      'ami-3d1f2b49'
    when 'us-east-1'
      'ami-3202f25b'
    when 'us-west-1'
      'ami-f5bfefb0'
    end
  end
  super
end

Instance Method Details

#destroy ⇒ Object 



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# File 'lib/fog/aws/models/compute/spot_request.rb', line 57

def destroy
  requires :id

  connection.cancel_spot_instance_requests(id)
  true
end

#key_pair ⇒ Object 



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# File 'lib/fog/aws/models/compute/spot_request.rb', line 64

def key_pair
  requires :key_name

  connection.key_pairs.all(key_name).first
end

#key_pair=(new_keypair) ⇒ Object 



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# File 'lib/fog/aws/models/compute/spot_request.rb', line 70

def key_pair=(new_keypair)
  self.key_name = new_keypair && new_keypair.name
end

#ready? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fog/aws/models/compute/spot_request.rb', line 74

def ready?
  state == 'active'
end

#save ⇒ Object 



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# File 'lib/fog/aws/models/compute/spot_request.rb', line 78

def save
  requires :image_id, :flavor_id, :price

  options = {
    'AvailabilityZoneGroup'                          => availability_zone_group,
    'InstanceCount'                                  => instance_count,
    'LaunchGroup'                                    => launch_group,
    'LaunchSpecification.BlockDeviceMapping'         => block_device_mapping,
    'LaunchSpecification.KeyName'                    => key_name,
    'LaunchSpecification.Monitoring.Enabled'         => monitoring,
    'LaunchSpecification.Placement.AvailabilityZone' => availability_zone,
    'LaunchSpecification.SecurityGroup'              => groups,
    'LaunchSpecification.UserData'                   => user_data,
    'LaunchSpecification.SubnetId'                   => subnet_id,
    'Type'                                           => request_type,
    'ValidFrom'                                      => valid_from,
    'ValidUntil'                                     => valid_until }
  options.delete_if {|key, value| value.nil?}
  
  # If subnet is defined then this is a Virtual Private Cloud.
  # subnet & security group cannot co-exist. Attempting to specify
  # both subnet and groups will cause an error.  Instead please make
  # use of Security Group Ids when working in a VPC.
  if subnet_id
    options.delete('LaunchSpecification.SecurityGroup')
  else
    options.delete('LaunchSpecification.SubnetId')
  end

  data = connection.request_spot_instances(image_id, flavor_id, price, options).body
  spot_instance_request = data['spotInstanceRequestSet'].first
  spot_instance_request['launchSpecification'].each do |name,value|
    spot_instance_request['LaunchSpecification.' + name[0,1].upcase + name[1..-1]] = value
  end
  spot_instance_request.merge(:groups => spot_instance_request['LaunchSpecification.GroupSet'])
  spot_instance_request.merge(options)
  merge_attributes( spot_instance_request )
end