Class: Elbas::AWS::AMI

Inherits:
Base
  • Object
show all
Includes:
Taggable
Defined in:
lib/elbas/aws/ami.rb

Constant Summary collapse

DEPLOY_ID_TAG = 
'ELBAS-Deploy-id'.freeze
DEPLOY_GROUP_TAG = 
'ELBAS-Deploy-group'.freeze

Instance Attribute Summary collapse

Attributes inherited from Base

#aws_counterpart

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Taggable

#tag, #tags

Methods inherited from Base

#aws_access_key, #aws_client, aws_client, #aws_credentials, #aws_region, #aws_secret_key

Constructor Details

#initialize(id, snapshots = []) ⇒ AMI

Returns a new instance of AMI.



11
12
13
14
15
16
17
18
 
# File 'lib/elbas/aws/ami.rb', line 11

def initialize(id, snapshots = [])
  @id = id
  @aws_counterpart = ::Aws::EC2::Image.new id

  @snapshots = snapshots.map do |snapshot|
    Elbas::AWS::Snapshot.new snapshot&.ebs&.snapshot_id
  end
end

Instance Attribute Details

#id ⇒ Object (readonly)

Returns the value of attribute id.



9
10
11
 
# File 'lib/elbas/aws/ami.rb', line 9

def id
  @id
end

#snapshots ⇒ Object (readonly)

Returns the value of attribute snapshots.



9
10
11
 
# File 'lib/elbas/aws/ami.rb', line 9

def snapshots
  @snapshots
end

Class Method Details

.create(instance, no_reboot: true) ⇒ Object 



41
42
43
44
45
46
47
48
49
 
# File 'lib/elbas/aws/ami.rb', line 41

def self.create(instance, no_reboot: true)
  ami = instance.aws_counterpart.create_image({
    name: "ELBAS-ami-#{Time.now.to_i}",
    instance_id: instance.id,
    no_reboot: no_reboot
  })

  new ami.id
end

Instance Method Details

#ancestors ⇒ Object 



28
29
30
31
32
33
34
 
# File 'lib/elbas/aws/ami.rb', line 28

def ancestors
  aws_amis_in_deploy_group.select { |aws_ami|
    deploy_id_from_aws_tags(aws_ami.tags) != deploy_id
  }.map { |aws_ami|
    self.class.new aws_ami.image_id, aws_ami.block_device_mappings
  }
end

#delete ⇒ Object 



36
37
38
39
 
# File 'lib/elbas/aws/ami.rb', line 36

def delete
  aws_client.deregister_image image_id: id
  snapshots.each(&:delete)
end

#deploy_group ⇒ Object 



24
25
26
 
# File 'lib/elbas/aws/ami.rb', line 24

def deploy_group
  tags[DEPLOY_GROUP_TAG]
end

#deploy_id ⇒ Object 



20
21
22
 
# File 'lib/elbas/aws/ami.rb', line 20

def deploy_id
  tags[DEPLOY_ID_TAG]
end