Class: Cumulus::VPC::SubnetConfig

Inherits:
Object
  • Object
show all
Defined in:
lib/vpc/models/SubnetConfig.rb

Overview

Public: An object representing configuration for a Subnet

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, json = nil) ⇒ SubnetConfig

Public: Constructor

json - a hash containing the JSON configuration for the subnet



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# File 'lib/vpc/models/SubnetConfig.rb', line 24

def initialize(name, json = nil)
  @name = name
  if !json.nil?
    @cidr_block = json["cidr-block"]
    @map_public_ip = json["map-public-ip"] || false
    @route_table = json["route-table"]
    @network_acl = json["network-acl"]
    @availability_zone = json["availability-zone"]
    @tags = json["tags"] || {}
  end
end

Instance Attribute Details

#availability_zone ⇒ Object (readonly)

Returns the value of attribute availability_zone.



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# File 'lib/vpc/models/SubnetConfig.rb', line 18

def availability_zone
  @availability_zone
end

#cidr_block ⇒ Object (readonly)

Returns the value of attribute cidr_block.



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# File 'lib/vpc/models/SubnetConfig.rb', line 14

def cidr_block
  @cidr_block
end

#map_public_ip ⇒ Object (readonly)

Returns the value of attribute map_public_ip.



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# File 'lib/vpc/models/SubnetConfig.rb', line 15

def map_public_ip
  @map_public_ip
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/vpc/models/SubnetConfig.rb', line 13

def name
  @name
end

#network_acl ⇒ Object

Returns the value of attribute network_acl.



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# File 'lib/vpc/models/SubnetConfig.rb', line 17

def network_acl
  @network_acl
end

#route_table ⇒ Object

Returns the value of attribute route_table.



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# File 'lib/vpc/models/SubnetConfig.rb', line 16

def route_table
  @route_table
end

#tags ⇒ Object (readonly)

Returns the value of attribute tags.



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# File 'lib/vpc/models/SubnetConfig.rb', line 19

def tags
  @tags
end

Instance Method Details

#diff(aws) ⇒ Object

Public: Produce an array of differences between this local configuration and the configuration in AWS

aws - the AWS resource

Returns an array of the SubnetDiffs that were found



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# File 'lib/vpc/models/SubnetConfig.rb', line 74

def diff(aws)
  diffs = []

  if @cidr_block != aws.cidr_block
    diffs << SubnetDiff.new(SubnetChange::CIDR, aws.cidr_block, @cidr_block)
  end

  if @map_public_ip != aws.map_public_ip_on_launch
    diffs << SubnetDiff.new(SubnetChange::PUBLIC, aws.map_public_ip_on_launch, @map_public_ip)
  end

  # For route table try to get the AWS name or default to id
  aws_subnet_rt = EC2::subnet_route_tables[aws.subnet_id]
  aws_rt_name = if aws_subnet_rt then aws_subnet_rt.name || aws_subnet_rt.route_table_id end
  if @route_table != aws_rt_name
    diffs << SubnetDiff.new(SubnetChange::ROUTE_TABLE, aws_rt_name, @route_table)
  end

  # For network acl try to get the AWS name or default to its id
  aws_subnet_net_acl = EC2::subnet_network_acls[aws.subnet_id]
  aws_net_acl_name = aws_subnet_net_acl.name || aws_subnet_net_acl.network_acl_id
  if @network_acl != aws_net_acl_name
    diffs << SubnetDiff.new(SubnetChange::NETWORK_ACL, aws_net_acl_name, @network_acl)
  end

  if @availability_zone != aws.availability_zone
    diffs << SubnetDiff.new(SubnetChange::AZ, aws.availability_zone, @availability_zone)
  end

  aws_tags = Hash[aws.tags.map { |tag| [tag.key, tag.value] }]
  if @tags != aws_tags
    diffs << SubnetDiff.new(SubnetChange::TAGS, aws_tags, @tags)
  end

  diffs
end

#populate!(aws, route_table_map = {}, network_acl_map = {}) ⇒ Object

Public: Populate a config object with AWS configuration

aws - the AWS configuration for the subnet route_table_map - an optional mapping of route table ids to names network_acl_map - an optional mapping of network acl ids to names



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# File 'lib/vpc/models/SubnetConfig.rb', line 52

def populate!(aws, route_table_map = {}, network_acl_map = {})
  @cidr_block = aws.cidr_block
  @map_public_ip = aws.map_public_ip_on_launch

  subnet_rt = EC2::subnet_route_tables[aws.subnet_id]
  @route_table = if subnet_rt then route_table_map[subnet_rt.route_table_id] || subnet_rt.route_table_id end

  subnet_acl = EC2::subnet_network_acls[aws.subnet_id]
  @network_acl = network_acl_map[subnet_acl.network_acl_id] || subnet_acl.network_acl_id

  @availability_zone = aws.availability_zone
  @tags = Hash[aws.tags.map { |tag| [tag.key, tag.value] }]

  self
end

#to_hash ⇒ Object 



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# File 'lib/vpc/models/SubnetConfig.rb', line 36

def to_hash
  {
    "cidr-block" => @cidr_block,
    "map-public-ip" => @map_public_ip,
    "route-table" => @route_table,
    "network-acl" => @network_acl,
    "availability-zone" => @availability_zone,
    "tags" => @tags,
  }
end