Class: Kitchen::Driver::Aws::InstanceGenerator
- Inherits:
-
Object
- Object
- Kitchen::Driver::Aws::InstanceGenerator
- Includes:
- Logging
- Defined in:
- lib/kitchen/driver/aws/instance_generator.rb
Overview
A class for encapsulating the instance payload logic
Instance Attribute Summary collapse
-
#config ⇒ Object
readonly
Returns the value of attribute config.
-
#ec2 ⇒ Object
readonly
Returns the value of attribute ec2.
Instance Method Summary collapse
-
#block_device_mappings ⇒ Object
Transforms the provided config into the appropriate hash for creating a BDM in AWS.
-
#debug_if_root_device(bdms) ⇒ Object
If the provided bdms match the root device in the AMI, emit log that states this.
-
#ec2_instance_data ⇒ Object
Transform the provided config into the hash to send to AWS.
-
#initialize(config, ec2) ⇒ InstanceGenerator
constructor
A new instance of InstanceGenerator.
- #prepared_user_data ⇒ Object
Constructor Details
#initialize(config, ec2) ⇒ InstanceGenerator
Returns a new instance of InstanceGenerator.
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# File 'lib/kitchen/driver/aws/instance_generator.rb', line 36 def initialize(config, ec2) @config = config @ec2 = ec2 end |
Instance Attribute Details
#config ⇒ Object (readonly)
Returns the value of attribute config.
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# File 'lib/kitchen/driver/aws/instance_generator.rb', line 34 def config @config end |
#ec2 ⇒ Object (readonly)
Returns the value of attribute ec2.
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# File 'lib/kitchen/driver/aws/instance_generator.rb', line 34 def ec2 @ec2 end |
Instance Method Details
#block_device_mappings ⇒ Object
Transforms the provided config into the appropriate hash for creating a BDM in AWS
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# File 'lib/kitchen/driver/aws/instance_generator.rb', line 73 def block_device_mappings # rubocop:disable all return @bdms if @bdms bdms = config[:block_device_mappings] || [] if bdms.empty? if config[:ebs_volume_size] || config.fetch(:ebs_delete_on_termination, nil) || config[:ebs_device_name] || config[:ebs_volume_type] # If the user didn't supply block_device_mappings but did supply # the old configs, copy them into the block_device_mappings array correctly # TODO: remove this logic when we remove the deprecated values bdms << { :ebs_volume_size => config[:ebs_volume_size] || 8, :ebs_delete_on_termination => config.fetch(:ebs_delete_on_termination, true), :ebs_device_name => config[:ebs_device_name] || "/dev/sda1", :ebs_volume_type => config[:ebs_volume_type] || "standard" } end end # Convert the provided keys to what AWS expects bdms = bdms.map do |bdm| b = { :ebs => { :volume_size => bdm[:ebs_volume_size], :delete_on_termination => bdm[:ebs_delete_on_termination] }, :device_name => bdm[:ebs_device_name] } b[:ebs][:volume_type] = bdm[:ebs_volume_type] if bdm[:ebs_volume_type] b[:ebs][:snapshot_id] = bdm[:ebs_snapshot_id] if bdm[:ebs_snapshot_id] b[:virtual_name] = bdm[:ebs_virtual_name] if bdm[:ebs_virtual_name] b end debug_if_root_device(bdms) @bdms = bdms end |
#debug_if_root_device(bdms) ⇒ Object
If the provided bdms match the root device in the AMI, emit log that states this
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# File 'lib/kitchen/driver/aws/instance_generator.rb', line 113 def debug_if_root_device(bdms) image_id = config[:image_id] image = ec2.resource.image(image_id) begin root_device_name = image.root_device_name rescue ::Aws::EC2::Errors::InvalidAMIIDNotFound # Not raising here because AWS will give a more meaningful message # when we try to create the instance return end bdms.find { |bdm| if bdm[:device_name] == root_device_name info("Overriding root device [#{root_device_name}] from image [#{image_id}]") end } end |
#ec2_instance_data ⇒ Object
Transform the provided config into the hash to send to AWS. Some fields can be passed in null, others need to be ommitted if they are null
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# File 'lib/kitchen/driver/aws/instance_generator.rb', line 43 def ec2_instance_data # rubocop:disable Metrics/MethodLength, Metrics/AbcSize i = { :placement => { :availability_zone => config[:availability_zone] }, :instance_type => config[:instance_type], :ebs_optimized => config[:ebs_optimized], :image_id => config[:image_id], :key_name => config[:aws_ssh_key_id], :subnet_id => config[:subnet_id], :private_ip_address => config[:private_ip_address] } i[:block_device_mappings] = block_device_mappings unless block_device_mappings.empty? i[:security_group_ids] = config[:security_group_ids] if config[:security_group_ids] i[:user_data] = prepared_user_data if prepared_user_data if config[:iam_instance_profile] i[:iam_instance_profile] = { :name => config[:iam_profile_name] } end if !config.fetch(:associate_public_ip_address, nil).nil? i[:network_interfaces] = [{ :device_index => 0, :associate_public_ip_address => config[:associate_public_ip_address] }] end i end |
#prepared_user_data ⇒ Object
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# File 'lib/kitchen/driver/aws/instance_generator.rb', line 130 def prepared_user_data # If user_data is a file reference, lets read it as such unless @user_data if config[:user_data] && File.file?(config[:user_data]) @user_data = File.read(config[:user_data]) else @user_data = config[:user_data] end end @user_data end |