Class: Rudy::MetaData::Backup

Inherits:
Storable
  • Object
show all
Includes:
ObjectBase
Defined in:
lib/rudy/metadata/backup.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from ObjectBase

#==, #destroy, #initialize, #inspect, #liner_note, #refresh, #save

Methods included from Huxtable

change_environment, change_position, change_region, change_role, change_zone, #check_keys, #config_dirname, create_domain, #current_group_name, #current_machine_address, #current_machine_count, #current_machine_group, #current_machine_hostname, #current_machine_image, #current_machine_name, #current_machine_size, #current_user, #current_user_keypairpath, debug?, #debug?, domain, domain_exists?, #group_metadata, #has_keypair?, #has_keys?, #has_pem_keys?, #has_root_keypair?, keypair_path_to_name, #known_machine_group?, #root_keypairname, #root_keypairpath, #switch_user, update_config, update_global, update_logger, #user_keypairname, #user_keypairpath

Class Method Details

.format_timestamp(dat) ⇒ Object

20090224-1813-36



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# File 'lib/rudy/metadata/backup.rb', line 90

def Backup.format_timestamp(dat)
  mon, day, hour, min, sec = [dat.mon, dat.day, dat.hour, dat.min, dat.sec].collect { |v| v.to_s.rjust(2, "0") }
  [dat.year, mon, day, Rudy::DELIM, hour, min, Rudy::DELIM, sec].join
end

Instance Method Details

#create(volume = nil) ⇒ Object 



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# File 'lib/rudy/metadata/backup.rb', line 81

def create(volume=nil)
  volume ||= @volume
  vol = @rsnap.create(volume) 
  @awsid = vol.awsid
  self.save
  self
end

#disk ⇒ Object 



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# File 'lib/rudy/metadata/backup.rb', line 72

def disk
  rdisk = Rudy::Disks.new
  disk = Rudy::MetaData::Disk.new(@path, nil, nil, @position)
  disk.region, disk.zone = @region, @zone
  disk.environment, disk.role, disk.position = @environment, @role, @position
  diskobj = rdisk.get(disk.name)
  diskobj || disk 
end

#init(volume = nil, path = nil, position = nil) ⇒ Object 



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# File 'lib/rudy/metadata/backup.rb', line 28

def init(volume=nil, path=nil, position=nil)
  # NOTE: Arguments must be optional or Storable will raise an exception!
  @volume= volume
  @path = path
  @rtype = 'back'
  @region = @@global.region
  @zone = @@global.zone
  @environment = @@global.environment
  @role = @@global.role
  @position = position || @@global.position
  
  
  now = Time.now.utc
  datetime = Backup.format_timestamp(now).split(Rudy::DELIM)
  @created = now.to_i
  @date, @time, @second = datetime
  
  postprocess
end

#name ⇒ Object 



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# File 'lib/rudy/metadata/backup.rb', line 49

def name
  sep=File::SEPARATOR
  dirs = @path.split sep if @path && !@path.empty?
  dirs.shift while dirs && (dirs[0].nil? || dirs[0].empty?)
  args = [dirs, @date, @time, @second].flatten
  super("back", @zone, @environment, @role, @position, *args)
end

#nice_time ⇒ Object 



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# File 'lib/rudy/metadata/backup.rb', line 57

def nice_time
  return "" unless @date && @time
  t = @date.scan(/(\d\d\d\d)(\d\d)(\d\d)/).join('-')
  t << " " << @time.scan(/(\d\d)(\d\d)/).join(':')
  t
end

#to_query(more = [], less = []) ⇒ Object 



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# File 'lib/rudy/metadata/backup.rb', line 95

def to_query(more=[], less=[])
  query = super([:path, :date, :time, :second, *more], less)
end

#to_s(*args) ⇒ Object 



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# File 'lib/rudy/metadata/backup.rb', line 64

def to_s(*args)
 str = ""
 field_names.each do |key|
   str << sprintf(" %22s: %s#{$/}", key, self.send(key.to_sym))
 end
 str
end

#to_select(more = [], less = []) ⇒ Object 



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# File 'lib/rudy/metadata/backup.rb', line 99

def to_select(more=[], less=[])
  query = super([:path, :date, :time, :second, *more], less) 
end

#valid? ⇒ Boolean

Does this disk have enough info to be saved or used? The test is based on the same criteria for building SimpleDB queries.

Returns:

  • (Boolean) 


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# File 'lib/rudy/metadata/backup.rb', line 106

def valid?
  criteria = build_criteria([:path]).flatten
  criteria.size == criteria.compact.size
end