Module: LinodeDynamicDns

Defined in:
lib/linode_dynamic_dns.rb,
lib/linode_dynamic_dns/config.rb,
lib/linode_dynamic_dns/version.rb

Constant Summary collapse

VERSION = 
"1.0.1"

Class Method Summary collapse

Class Method Details

.api ⇒ Object 



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# File 'lib/linode_dynamic_dns.rb', line 6

def self.api
  @api ||= Linode.new(:api_key => config.api_key)
end

.config ⇒ Object 



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# File 'lib/linode_dynamic_dns/config.rb', line 5

def self.config
  @config ||= load_config_from(
    File.join(
      File.dirname(__FILE__), '../..', 'config',
      'linode_dynamic_dns.yaml'
    )
  )
end

.get_domain_id ⇒ Object 



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# File 'lib/linode_dynamic_dns.rb', line 23

def self.get_domain_id
  api.domain.list.each do |dom|
    if dom.domain == config.domain
      return dom.domainid
    end
  end
  raise "No domain found matching #{config.domain}"
end

.get_my_ip ⇒ Object 



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# File 'lib/linode_dynamic_dns.rb', line 14

def self.get_my_ip
  response = Net::HTTP.get_response(URI(config.ip_url))
  if response.code.to_i == 200
    response.body
  else
    raise "Got bad response code #{response.code}"
  end
end

.get_record_id(domain_id) ⇒ Object 



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# File 'lib/linode_dynamic_dns.rb', line 32

def self.get_record_id(domain_id)
  api.domain.resource.list(:DomainId => domain_id).each do |res|
    if res.name == config.record
      return res.resourceid
    end
  end
  raise "No resource found matching #{config.record}"
end

.load_config_from(path) ⇒ Object 



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# File 'lib/linode_dynamic_dns/config.rb', line 14

def self.load_config_from(path)
  OpenStruct.new(
    YAML.load_file(
      path
    )
  )
end

.set_config(path) ⇒ Object 



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# File 'lib/linode_dynamic_dns/config.rb', line 22

def self.set_config(path)
  @config = load_config_from(File.expand_path(path))
end

.ttl ⇒ Object 



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# File 'lib/linode_dynamic_dns.rb', line 10

def self.ttl
  config.ttl || 300
end

.update_record_ip(domain_id, record_id, ip) ⇒ Object 



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# File 'lib/linode_dynamic_dns.rb', line 41

def self.update_record_ip(domain_id, record_id, ip)
  api.domain.resource.update(:DomainId => domain_id,
                             :ResourceId => record_id,
                             :TTL_sec => ttl,
                             :Target => ip)
end