Class: Roadworker::Route53Wrapper::ResourceRecordSetWrapper

Inherits:
Object
  • Object
show all
Includes:
Log
Defined in:
lib/roadworker/route53-wrapper.rb

Overview

ResourceRecordSetCollectionWrapper

Instance Method Summary collapse

Methods included from Log

#log

Constructor Details

#initialize(resource_record_set, hosted_zone, options) ⇒ ResourceRecordSetWrapper

Returns a new instance of ResourceRecordSetWrapper.



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# File 'lib/roadworker/route53-wrapper.rb', line 206

def initialize(resource_record_set, hosted_zone, options)
  @resource_record_set = resource_record_set
  @hosted_zone = hosted_zone
  @options = options
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_name, *args) ⇒ Object (private) 



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# File 'lib/roadworker/route53-wrapper.rb', line 387

def method_missing(method_name, *args)
  @resource_record_set.send(method_name, *args)
end

Instance Method Details

#delete ⇒ Object 



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# File 'lib/roadworker/route53-wrapper.rb', line 319

def delete
  if self.type =~ /\A(SOA|NS)\z/i
    hz_name = (@hosted_zone.name || @options.hosted_zone_name).downcase.sub(/\.\z/, '')
    rrs_name = @resource_record_set.name.downcase.sub(/\.\z/, '')
    return if hz_name == rrs_name
  end

  log(:info, 'Delete ResourceRecordSet', :red) do
    log_id = [self.name, self.type].join(' ')
    rrset_setid = self.set_identifier
    rrset_setid ? (log_id + " (#{rrset_setid})") : log_id
  end

  unless @options.dry_run
    @options.route53.change_resource_record_sets(
      hosted_zone_id: @hosted_zone.id,
      change_batch: {
        changes: [
          {
            action: 'DELETE',
            resource_record_set: @resource_record_set,
          },
        ],
      },
    )
    @options.updated = true
  end
end

#dns_name ⇒ Object 



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# File 'lib/roadworker/route53-wrapper.rb', line 353

def dns_name
  alias_target = @resource_record_set.alias_target || {}
  dns_name = alias_target[:dns_name]

  if dns_name
    [
      dns_name,
      Aws::Route53.normalize_dns_name_options(alias_target),
    ]
  else
    nil
  end
end

#dns_name=(value) ⇒ Object 



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# File 'lib/roadworker/route53-wrapper.rb', line 367

def dns_name=(value)
  if value
    dns_name, dns_name_opts = value
    @resource_record_set.alias_target = Aws::Route53.dns_name_to_alias_target(dns_name, dns_name_opts, @hosted_zone.id, @hosted_zone.name || @options.hosted_zone_name)
  else
    @resource_record_set.alias_target = nil
  end
end

#eql?(expected_record) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/roadworker/route53-wrapper.rb', line 212

def eql?(expected_record)
  Route53Wrapper::RRSET_ATTRS_WITH_TYPE.all? do |attribute|
    expected = expected_record.public_send(attribute)
    expected = expected.sort_by {|i| i.to_s } if expected.kind_of?(Array)
    expected = nil if expected.kind_of?(Array) && expected.empty?
    actual = self.public_send(attribute)
    actual = actual.sort_by {|i| i.to_s } if actual.kind_of?(Array)
    actual = nil if actual.kind_of?(Array) && actual.empty?

    if attribute == :geo_location and actual
      actual = Hash[actual.each_pair.select {|k, v| not v.nil? }]
    end

    if !expected and !actual
      true
    elsif expected and actual
      case attribute
      when :health_check
        if actual[:alarm_identifier]
          actual[:alarm_identifier] = actual[:alarm_identifier].to_h
        end
      when :dns_name
        expected[0] = expected[0].downcase.sub(/\.\z/, '')
        actual[0] = actual[0].downcase.sub(/\.\z/, '')

        if expected[0] !~ /\Adualstack\./i and actual[0] =~ /\Adualstack\./i
          log(:warn, "`dualstack` prefix is used in the actual DNS name", :yellow) do
            log_id = [self.name, self.type].join(' ')
            rrset_setid = self.set_identifier
            rrset_setid ? (log_id + " (#{rrset_setid})") : log_id
          end

          actual[0].sub!(/\Adualstack\./i, '')
        end
      end

      (expected == actual)
    else
      false
    end
  end
end

#health_check ⇒ Object 



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# File 'lib/roadworker/route53-wrapper.rb', line 376

def health_check
  @options.health_checks[@resource_record_set.health_check_id]
end

#health_check=(check) ⇒ Object 



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# File 'lib/roadworker/route53-wrapper.rb', line 380

def health_check=(check)
  health_check_id = check ? @options.health_checks.find_or_create(check) : nil
  @resource_record_set.health_check_id = health_check_id
end

#name ⇒ Object 



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# File 'lib/roadworker/route53-wrapper.rb', line 348

def name
  value = @resource_record_set.name
  value ? value.gsub("\\052", '*') : value
end

#update(expected_record) ⇒ Object 



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# File 'lib/roadworker/route53-wrapper.rb', line 255

def update(expected_record)
  log_id_proc = proc do
    log_id = [self.name, self.type].join(' ')
    rrset_setid = self.set_identifier
    rrset_setid ? (log_id + " (#{rrset_setid})") : log_id
  end

  log(:info, 'Update ResourceRecordSet', :green, &log_id_proc)

  resource_record_set_prev = @resource_record_set.dup
  Route53Wrapper::RRSET_ATTRS_WITH_TYPE.each do |attribute|
    expected = expected_record.send(attribute)
    expected = expected.sort_by {|i| i.to_s } if expected.kind_of?(Array)
    expected = nil if expected.kind_of?(Array) && expected.empty?
    actual = self.send(attribute)
    actual = actual.sort_by {|i| i.to_s } if actual.kind_of?(Array)
    actual = nil if actual.kind_of?(Array) && actual.empty?

    # XXX: Fix for diff
    if attribute == :health_check and actual
      if (actual[:child_health_checks] || []).empty?
        actual[:child_health_checks] = []
      end

      if (actual[:regions] || []).empty?
        actual[:regions] = []
      end
    end

    if (expected and !actual) or (!expected and actual)
      log(:info, "  #{attribute}:\n".green + Roadworker::Utils.diff(actual, expected, :color => @options.color, :indent => '    '), false)
      unless @options.dry_run
        self.send(:"#{attribute}=", expected)
      end
    elsif expected and actual
      if expected != actual
        log(:info, "  #{attribute}:\n".green + Roadworker::Utils.diff(actual, expected, :color => @options.color, :indent => '    '), false)
        unless @options.dry_run
          self.send(:"#{attribute}=", expected)
        end
      end
    end
  end

  unless @options.dry_run
    @options.route53.change_resource_record_sets(
      hosted_zone_id: @hosted_zone.id,
      change_batch: {
        changes: [
          {
            action: 'DELETE',
            resource_record_set: resource_record_set_prev,
          },
          {
            action: 'CREATE',
            resource_record_set: @resource_record_set,
          },
        ],
      },
    )
    @options.updated = true
  end
end