Class: LSync::Methods::RSyncSnapshot

Inherits:
RSync show all
Defined in:
lib/lsync/methods/rsync.rb

Instance Method Summary collapse

Methods inherited from RSync

#initialize, #run_command, #run_handler, #should_run?

Methods inherited from LSync::Method

#initialize, #should_run?

Methods included from EventHandler

#abort!, #fire, #on, #try

Constructor Details

This class inherits a constructor from LSync::Methods::RSync

Instance Method Details

#inprogress_path ⇒ Object 



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# File 'lib/lsync/methods/rsync.rb', line 108

def inprogress_path
	@options[:inprogress_path] || "backup.inprogress"
end

#run(controller) ⇒ Object 



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# File 'lib/lsync/methods/rsync.rb', line 112

def run(controller)
	directory = controller.directory
	arguments = (@options[:arguments] || []) + (directory.options[:arguments] || [])
	
	link_dest = Pathname.new("../" * (directory.path.depth + 1)) + "latest" + directory.path
	arguments += ['--archive', '--link-dest', link_dest.to_s]

	destination_directory = File.join(inprogress_path, directory.path)

	local_server = nil
	remote_server = nil

	if @direction == :push
		local_server = controller.master
		remote_server = controller.target

		destination = remote_server.connection_string(destination_directory)
		source = local_server.full_path(directory)
	else
		local_server = controller.target
		remote_server = controller.master

		destination = local_server.full_path(destination_directory)
		source = remote_server.connection_string(directory)
	end

	arguments += connect_arguments(local_server, remote_server)

	# Create the destination backup directory
	controller.target.exec!(["mkdir", "-p", controller.target.full_path(destination_directory)])

	Dir.chdir(local_server.root) do
		if run_handler(controller, source, destination, arguments) == false
			raise BackupMethodError.new("Backup from #{source} to #{destination} failed.", :method => self)
		end
	end
end