Class: Outback::DirectorySource

Inherits:
Source show all
Defined in:
lib/outback/directory_source.rb

Instance Attribute Summary collapse

Attributes inherited from Source

#backup_name

Instance Method Summary collapse

Methods inherited from Source

#create_archive

Methods included from Logging

#logger

Methods included from Configurable

#attr_setter, included

Constructor Details

#initialize(backup_name, path) ⇒ DirectorySource

Returns a new instance of DirectorySource.



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# File 'lib/outback/directory_source.rb', line 5

def initialize(backup_name, path)
  super(backup_name)
  @path = path
end

Instance Attribute Details

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/outback/directory_source.rb', line 3

def path
  @path
end

Instance Method Details

#create_archives(timestamp, tmpdir) ⇒ Object 



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# File 'lib/outback/directory_source.rb', line 22

def create_archives(timestamp, tmpdir)
  source_dir = Pathname.new(path).realpath
  archive_name = Pathname.new(tmpdir).join("#{backup_name}_#{timestamp}_#{source_name}.tar.gz")
  exclude_list = Pathname.new(tmpdir).join('exclude_list.txt')
  File.open(exclude_list, 'w') { |f| f << excludes.map { |e| e.to_s.sub(/\A\//, '') }.join("\n") }
  verbose_switch = Outback.verbose? ? 'v' : ''
  commandline = "tar -cz#{verbose_switch}pf #{archive_name} --exclude-from=#{exclude_list} --directory=/ #{source_dir.to_s.sub(/\A\//, '')}"
  logger.debug "executing command: #{commandline}"
  result = `#{commandline}`
  logger.debug "result: #{result}"
  logger.info "Archived directory #{path}"
  [SourceArchive.new(archive_name)]
end

#exclude(*paths) ⇒ Object 



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# File 'lib/outback/directory_source.rb', line 18

def exclude(*paths)
  excludes.concat(paths.map(&:to_s)).uniq!
end

#excludes ⇒ Object 



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# File 'lib/outback/directory_source.rb', line 14

def excludes
  @excludes ||= []
end

#source_name ⇒ Object 



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# File 'lib/outback/directory_source.rb', line 10

def source_name
  path.gsub(/[^A-Za-z0-9\-_.]/, '_').gsub(/(\A_|_\z)/, '')
end