Class: Fog::DNS::AWS::Mock

Inherits:
Object
  • Object
show all
Defined in:
lib/fog/aws/dns.rb,
lib/fog/aws/requests/dns/get_change.rb,
lib/fog/aws/requests/dns/get_hosted_zone.rb,
lib/fog/aws/requests/dns/list_hosted_zones.rb,
lib/fog/aws/requests/dns/create_hosted_zone.rb,
lib/fog/aws/requests/dns/delete_hosted_zone.rb,
lib/fog/aws/requests/dns/list_resource_record_sets.rb,
lib/fog/aws/requests/dns/change_resource_record_sets.rb

Constant Summary collapse

SET_PREFIX = 
'SET_'

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ Mock

Returns a new instance of Mock.



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# File 'lib/fog/aws/dns.rb', line 48

def initialize(options={})
  @use_iam_profile = options[:use_iam_profile]
  setup_credentials(options)
  @region             = options[:region]
end

Class Method Details

.data ⇒ Object 



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# File 'lib/fog/aws/dns.rb', line 29

def self.data
  @data ||= Hash.new do |hash, region|
    hash[region] = Hash.new do |region_hash, key|
      region_hash[key] = {
        :buckets => {},
        :limits => {
          :duplicate_domains => 5
        },
        :zones => {},
        :changes => {}
      }
    end
  end
end

.reset ⇒ Object 



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# File 'lib/fog/aws/dns.rb', line 44

def self.reset
  @data = nil
end

Instance Method Details

#change_resource_record_sets(zone_id, change_batch, options = {}) ⇒ Object 



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# File 'lib/fog/aws/requests/dns/change_resource_record_sets.rb', line 225

def change_resource_record_sets(zone_id, change_batch, options = {})
  response = Excon::Response.new
  errors   = []


  if (zone = self.data[:zones][zone_id])
    response.status = 200

    change_id = Fog::AWS::Mock.change_id
    change_batch.each do |change|

      change_name = change[:name]
      change_name = change_name + "." unless change_name.end_with?(".")

      case change[:action]
      when "CREATE"
        if zone[:records][change[:type]].nil?
          zone[:records][change[:type]] = {}
        end

        if !record_exist?(zone, change, change_name)
          # raise change.to_s if change[:resource_records].nil?
          new_record =
            if change[:alias_target]
              record = {
                :alias_target => change[:alias_target]
              }
            else
              record = {
                :ttl => change[:ttl].to_s,
              }
            end

          new_record = {
            :change_id        => change_id,
            :resource_records => change[:resource_records] || [],
            :name             => change_name,
            :type             => change[:type],
            :set_identifier   => change[:set_identifier],
            :weight           => change[:weight]
          }.merge(record)

          if change[:set_identifier].nil?
            zone[:records][change[:type]][change_name] = new_record
          else
            zone[:records][change[:type]][change_name] = {} if zone[:records][change[:type]][change_name].nil?
            zone[:records][change[:type]][change_name][SET_PREFIX + change[:set_identifier]] = new_record
          end
        else
          errors << "Tried to create resource record set #{change[:name]}. type #{change[:type]}, but it already exists"
        end
      when "DELETE"
        action_performed = false
        if !zone[:records][change[:type]].nil? && !zone[:records][change[:type]][change_name].nil? && !change[:set_identifier].nil?
          action_performed = true unless zone[:records][change[:type]][change_name].delete(SET_PREFIX + change[:set_identifier]).nil?
          zone[:records][change[:type]].delete(change_name) if zone[:records][change[:type]][change_name].empty?
        elsif !zone[:records][change[:type]].nil?
          action_performed = true unless zone[:records][change[:type]].delete(change_name).nil?
        end

        if !action_performed
          errors << "Tried to delete resource record set #{change[:name]}. type #{change[:type]}, but it was not found"
        end
      end
    end

    if errors.empty?
      change = {
        :id           => change_id,
        :status       => 'PENDING',
        :submitted_at => Time.now.utc.iso8601
      }
      self.data[:changes][change[:id]] = change
      response.body = {
        'Id'          => change[:id],
        'Status'      => change[:status],
        'SubmittedAt' => change[:submitted_at]
      }
      response
    else
      raise Fog::DNS::AWS::Error.new("InvalidChangeBatch => #{errors.join(", ")}")
    end
  else
    raise Fog::DNS::AWS::NotFound.new("NoSuchHostedZone => A hosted zone with the specified hosted zone ID does not exist.")
  end
end

#create_hosted_zone(name, options = {}) ⇒ Object 



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# File 'lib/fog/aws/requests/dns/create_hosted_zone.rb', line 62

def create_hosted_zone(name, options = {})
  # Append a trailing period to the name if absent.
  name = name + "." unless name.end_with?(".")

  response = Excon::Response.new
  if list_hosted_zones.body['HostedZones'].select {|z| z['Name'] == name}.size < self.data[:limits][:duplicate_domains]
    response.status = 201
    if options[:caller_ref]
      caller_ref = options[:caller_ref]
    else
      #make sure we have a unique call reference
      caller_ref = "ref-#{rand(1000000).to_s}"
    end
    zone_id = "/hostedzone/#{Fog::AWS::Mock.zone_id}"
    self.data[:zones][zone_id] = {
      :id => zone_id,
      :name => name,
      :reference => caller_ref,
      :comment => options[:comment],
      :records => {}
    }
    change = {
      :id => Fog::AWS::Mock.change_id,
      :status => 'PENDING',
      :submitted_at => Time.now.utc.iso8601
    }
    self.data[:changes][change[:id]] = change
    response.body = {
      'HostedZone' => {
        'Id' => zone_id,
        'Name' => name,
        'CallerReference' => caller_ref,
        'Comment' => options[:comment]
      },
      'ChangeInfo' => {
        'Id' => change[:id],
        'Status' => change[:status],
        'SubmittedAt' => change[:submitted_at]
      },
      'NameServers' => Fog::AWS::Mock.nameservers
    }
    response
  else
    raise Fog::DNS::AWS::Error.new("DelegationSetNotAvailable => Amazon Route 53 allows some duplication, but Amazon Route 53 has a maximum threshold of duplicated domains. This error is generated when you reach that threshold. In this case, the error indicates that too many hosted zones with the given domain name exist. If you want to create a hosted zone and Amazon Route 53 generates this error, contact Customer Support.")
  end
end

#data ⇒ Object 



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# File 'lib/fog/aws/dns.rb', line 54

def data
  self.class.data[@region][@aws_access_key_id]
end

#delete_hosted_zone(zone_id) ⇒ Object 



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# File 'lib/fog/aws/requests/dns/delete_hosted_zone.rb', line 37

def delete_hosted_zone(zone_id)
  response = Excon::Response.new
  key = [zone_id, "/hostedzone/#{zone_id}"].find { |k| !self.data[:zones][k].nil? } ||
    raise(Fog::DNS::AWS::NotFound.new("NoSuchHostedZone => A hosted zone with the specified hosted zone does not exist."))

    change = {
      :id => Fog::AWS::Mock.change_id,
      :status => 'INSYNC',
      :submitted_at => Time.now.utc.iso8601
    }

    self.data[:changes][change[:id]] = change

    response.status = 200
    response.body = {
      'ChangeInfo' => {
        'Id' => change[:id],
        'Status' => change[:status],
        'SubmittedAt' => change[:submitted_at]
      }
    }
    self.data[:zones].delete(key)
    response
end

#get_change(change_id) ⇒ Object 



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# File 'lib/fog/aws/requests/dns/get_change.rb', line 34

def get_change(change_id)
  response = Excon::Response.new
  # find the record with matching change_id
  # records = data[:zones].values.map{|z| z[:records].values.map{|r| r.values}}.flatten
  change = self.data[:changes][change_id] ||
    raise(Fog::DNS::AWS::NotFound.new("NoSuchChange => Could not find resource with ID: #{change_id}"))

  response.status = 200
  submitted_at = Time.parse(change[:submitted_at])
  response.body = {
    'Id' => change[:id],
    # set as insync after some time
    'Status' => (submitted_at + Fog::Mock.delay) < Time.now ? 'INSYNC' : change[:status],
    'SubmittedAt' => change[:submitted_at]
  }
  response
end

#get_hosted_zone(zone_id) ⇒ Object 



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# File 'lib/fog/aws/requests/dns/get_hosted_zone.rb', line 39

def get_hosted_zone(zone_id)
  response = Excon::Response.new
  if (zone = self.data[:zones][zone_id])
    response.status = 200
    response.body = {
      'HostedZone' => {
        'Id' => zone[:id],
        'Name' => zone[:name],
        'CallerReference' => zone[:reference],
        'Comment' => zone[:comment]
      },
      'NameServers' => Fog::AWS::Mock.nameservers
    }
    response
  else
    raise Fog::DNS::AWS::NotFound.new("NoSuchHostedZone => A hosted zone with the specified hosted zone ID does not exist.")
  end
end

#list_all_records(record, zone, name) ⇒ Object 



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# File 'lib/fog/aws/requests/dns/list_resource_record_sets.rb', line 62

def list_all_records(record, zone, name)
  [].tap do |tmp_records|
    tmp_records.push(record) if !record[:name].nil? && ( name.nil? || record[:name].gsub(zone[:name],"") >= name)
    record.each do |key,subr|
      if subr.is_a?(Hash) && key.is_a?(String) &&
        key.start_with?(Fog::DNS::AWS::Mock::SET_PREFIX)
        if name.nil?
          tmp_records.append(subr)
        else
          tmp_records.append(subr) if !subr[:name].nil? && subr[:name].gsub(zone[:name],"") >= name
        end
      end
    end
  end
end

#list_hosted_zones(options = {}) ⇒ Object 



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# File 'lib/fog/aws/requests/dns/list_hosted_zones.rb', line 50

def list_hosted_zones(options = {})
  maxitems = [options[:max_items]||100,100].min

  if options[:marker].nil?
    start = 0
  else
    start = self.data[:zones].find_index {|z| z[:id] == options[:marker]}
  end

  zones     = self.data[:zones].values[start, maxitems]
  next_zone = self.data[:zones].values[start + maxitems]
  truncated = !next_zone.nil?

  response = Excon::Response.new
  response.status = 200
  response.body = {
    'HostedZones' => zones.map do |z|
      {
        'Id' => z[:id],
        'Name' => z[:name],
        'CallerReference' => z[:reference],
        'Comment' => z[:comment],
      }
    end,
    'Marker' => options[:marker].to_s,
    'MaxItems' => maxitems,
    'IsTruncated' => truncated
  }

  if truncated
    response.body['NextMarker'] = next_zone[:id]
  end

  response
end

#list_resource_record_sets(zone_id, options = {}) ⇒ Object 



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# File 'lib/fog/aws/requests/dns/list_resource_record_sets.rb', line 78

def list_resource_record_sets(zone_id, options = {})
  maxitems = [options[:max_items]||100,100].min

  response = Excon::Response.new

  zone = self.data[:zones][zone_id] ||
    raise(Fog::DNS::AWS::NotFound.new("NoSuchHostedZone => A hosted zone with the specified hosted zone ID does not exist."))

  records = if options[:type]
              records_type = zone[:records][options[:type]]
              records_type.values if records_type
            else
              zone[:records].values.map{|r| r.values}.flatten
            end

  records ||= []

  tmp_records = []
  if options[:name]
    name = options[:name].gsub(zone[:name],"")

    records.each do |r|
      tmp_records += list_all_records(r, zone, name)
    end
  else
    records.each do |r|
      tmp_records += list_all_records(r, zone, nil)
    end
  end
  records = tmp_records

  # sort for pagination
  records.sort! { |a,b| a[:name].gsub(zone[:name],"") <=> b[:name].gsub(zone[:name],"") }


  next_record  = records[maxitems]
  records      = records[0, maxitems]
  truncated    = !next_record.nil?

  response.status = 200
  response.body = {
    'ResourceRecordSets' => records.map do |r|
      if r[:alias_target]
        record = {
          'AliasTarget' => {
            'HostedZoneId' => r[:alias_target][:hosted_zone_id],
            'DNSName' => r[:alias_target][:dns_name]
          }
        }
      else
        record = {
          'TTL' => r[:ttl]
        }
      end
      {
        'ResourceRecords' => r[:resource_records],
        'Name' => r[:name],
        'Type' => r[:type],
        'SetIdentifier' => r[:set_identifier],
        'Weight' => r[:weight]
      }.merge(record)
    end,
    'MaxItems' => maxitems,
    'IsTruncated' => truncated
  }

  if truncated
    response.body['NextRecordName'] = next_record[:name]
    response.body['NextRecordType'] = next_record[:type]
  end

  response
end

#record_exist?(zone, change, change_name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fog/aws/requests/dns/change_resource_record_sets.rb', line 213

def record_exist?(zone,change,change_name)
  return false if zone[:records][change[:type]].nil?
  current_records = zone[:records][change[:type]][change_name]
  return false if current_records.nil?

  if !change[:set_identifier].empty?
    !current_records[change[:SetIdentifier]].nil?
  else
    !current_records.empty?
  end
end

#reset_data ⇒ Object 



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# File 'lib/fog/aws/dns.rb', line 58

def reset_data
  self.class.data[@region].delete(@aws_access_key_id)
end

#setup_credentials(options) ⇒ Object 



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# File 'lib/fog/aws/dns.rb', line 66

def setup_credentials(options)
  @aws_access_key_id  = options[:aws_access_key_id]
end

#signature(params) ⇒ Object 



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# File 'lib/fog/aws/dns.rb', line 62

def signature(params)
  "foo"
end