Class: Awspec::Type::Ec2

Inherits:
Base
  • Object
show all
Defined in:
lib/awspec/type/ec2.rb

Instance Attribute Summary collapse

Attributes inherited from Base

#id

Attributes included from Helper::Finder

#ec2_client

Instance Method Summary collapse

Methods inherited from Base

#exists?

Methods included from Helper::Finder::Elb

#find_elb, #select_elb_by_vpc_id

Methods included from Helper::Finder::Ebs

#find_ebs, #select_ebs_by_instance_id

Methods included from Helper::Finder::AutoScaling

#find_auto_scaling_group

Methods included from Helper::Finder::S3

#find_bucket

Methods included from Helper::Finder::Route53

#find_hosted_zone

Methods included from Helper::Finder::Rds

#find_rds, #select_rds_by_vpc_id

Methods included from Helper::Finder::SecurityGroup

#find_security_group, #select_security_group_by_vpc_id

Methods included from Helper::Finder::Ec2

#find_ec2, #find_internet_gateway, #find_security_group, #find_subnet, #select_ec2_by_vpc_id, #select_eip_by_instance_id

Methods included from Helper::Finder::Vpc

#find_network_acl, #find_route_table, #find_vpc, #select_network_acl_by_vpc_id, #select_route_table_by_vpc_id

Constructor Details

#initialize(id) ⇒ Ec2

Returns a new instance of Ec2.



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# File 'lib/awspec/type/ec2.rb', line 5

def initialize(id)
  super
  @client = @ec2_client
  @instance = find_ec2(id)
  @id = @instance[:instance_id] if @instance
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name) ⇒ Object 



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# File 'lib/awspec/type/ec2.rb', line 23

def method_missing(name)
  describe = name.to_sym
  if @instance.members.include?(describe)
    @instance[describe]
  else
    super
  end
end

Instance Attribute Details

#client ⇒ Object (readonly)

Returns the value of attribute client.



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# File 'lib/awspec/type/ec2.rb', line 3

def client
  @client
end

#instance ⇒ Object (readonly)

Returns the value of attribute instance.



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# File 'lib/awspec/type/ec2.rb', line 3

def instance
  @instance
end

Instance Method Details

#has_ebs?(volume_id) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/awspec/type/ec2.rb', line 55

def has_ebs?(volume_id)
  blocks = @instance[:block_device_mappings]
  ret = blocks.find do |block|
    next false unless block[:ebs]
    block[:ebs][:volume_id] == volume_id
  end
  return true if ret
  blocks2 = find_ebs(volume_id)
  blocks2[:attachments].find do |attachment|
    attachment.instance_id == @id
  end
end

#has_eip?(ip_address = nil) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/awspec/type/ec2.rb', line 32

def has_eip?(ip_address = nil)
  option = {
    filters: [{ name: 'instance-id', values: [@id] }]
  }
  option[:public_ips] = [ip_address] if ip_address
  ret = @ec2_client.describe_addresses(option)
  return ret[:addresses].count == 1 if ip_address
  return ret[:addresses].count > 0 unless ip_address
end

#has_security_group?(sg_id) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/awspec/type/ec2.rb', line 42

def has_security_group?(sg_id)
  sgs = @instance[:security_groups]
  ret = sgs.find do |sg|
    sg[:group_id] == sg_id || sg[:group_name] == sg_id
  end
  return true if ret
  sg2 = find_security_group(sg_id)
  return false unless sg2.tag_name == sg_id
  sgs.find do |sg|
    sg[:group_id] == sg2[:group_id]
  end
end