A helper daemon (co-located with a WMS) that handles data movement operations. More...

#include <DataMovementManager.h>

Inheritance diagram for wrench::DataMovementManager:

Public Member Functions
void	doSynchronousFileCopy (WorkflowFile file, StorageService src, StorageService dst, FileRegistryService file_registry_service=nullptr)
	Ask the data manager to perform a synchronous file copy. More...

void	doSynchronousFileCopy (WorkflowFile file, StorageService src, std::string src_partition, StorageService dst, std::string dst_partition, FileRegistryService file_registry_service=nullptr)
	Ask the data manager to perform a synchronous file copy. More...

void	initiateAsynchronousFileCopy (WorkflowFile file, StorageService src, StorageService dst, FileRegistryService file_registry_service=nullptr)
	Ask the data manager to initiate an asynchronous file copy. More...

void	initiateAsynchronousFileCopy (WorkflowFile file, StorageService src, std::string src_partition, StorageService dst, std::string dst_partition, FileRegistryService file_registry_service=nullptr)
	Ask the data manager to initiate an asynchronous file copy. More...

void	kill ()
	Kill the manager (brutally terminate the daemon)

void	stop ()
	Stop the manager. More...

Public Member Functions inherited from wrench::Service
std::string	getHostname ()
	Get the name of the host on which the service is / will be running. More...

double	getMessagePayloadValueAsDouble (std::string)
	Get a message payload of the Service as a double. More...

std::string	getMessagePayloadValueAsString (std::string)
	Get a message payload of the Service as a string. More...

double	getNetworkTimeoutValue ()
	Returns the service's network timeout value. More...

bool	getPropertyValueAsBoolean (std::string)
	Get a property of the Service as a boolean. More...

double	getPropertyValueAsDouble (std::string)
	Get a property of the Service as a double. More...

std::string	getPropertyValueAsString (std::string)
	Get a property of the Service as a string. More...

bool	isUp ()
	Returns true if the service is UP, false otherwise. More...

void	setNetworkTimeoutValue (double value)
	Sets the service's network timeout value. More...

void	setStateToDown ()
	Set the state of the service to DOWN.

void	start (std::shared_ptr< Service > this_service, bool daemonize, bool auto_restart)
	Start the service. More...

Public Member Functions inherited from wrench::S4U_Daemon
	S4U_Daemon (std::string hostname, std::string process_name_prefix, std::string mailbox_prefix)
	Constructor (daemon with a mailbox) More...

virtual	~S4U_Daemon ()
	Constructor (daemon without a mailbox) More...

virtual void	cleanup ()
	Cleanup function called when the daemon terminates (for whatever reason)

void	createLifeSaver (std::shared_ptr< S4U_Daemon > reference)
	Create a life saver for the daemon. More...

std::string	getName ()
	Retrieve the process name. More...

bool	hasCleanlyTerminated ()
	Returned the terminated status of the daemon/actor.

bool	isSetToAutoRestart ()
	Return the auto-restart status of the daemon. More...

bool	join ()
	Join (i.e., wait for) the daemon. More...

void	resume ()
	Resume the daemon/actor.

void	setCleanlyTerminated ()
	Set the terminated status of the daemon/actor.

void	startDaemon (bool daemonized, bool auto_restart)
	Start the daemon. More...

void	suspend ()
	Suspend the daemon/actor.

Protected Member Functions
	DataMovementManager (WMS *wms)
	Constructor. More...

Protected Member Functions inherited from wrench::Service
	Service (std::string hostname, std::string process_name_prefix, std::string mailbox_name_prefix)
	Constructor. More...

void	serviceSanityCheck ()
	Check whether the service is properly configured and running. More...

void	setMessagePayload (std::string, std::string)
	Set a message payload of the Service. More...

void	setMessagePayloads (std::map< std::string, std::string > default_messagepayload_values, std::map< std::string, std::string > overriden_messagepayload_values)
	Set default and user-defined message payloads. More...

void	setProperties (std::map< std::string, std::string > default_property_values, std::map< std::string, std::string > overriden_property_values)
	Set default and user-defined properties. More...

void	setProperty (std::string, std::string)
	Set a property of the Service. More...

Protected Member Functions inherited from wrench::S4U_Daemon
void	acquireDaemonLock ()
	Lock the daemon's lock.

void	killActor ()
	Kill the daemon/actor.

void	releaseDaemonLock ()
	Unlock the daemon's lock.

void	runMainMethod ()
	Method that run's the user-defined main method (that's called by the S4U actor class)

Additional Inherited Members
Public Types inherited from wrench::Service
enum	State { UP, DOWN }
	Service states. More...

Public Attributes inherited from wrench::S4U_Daemon
std::string	hostname
	The name of the host on which the daemon is running.

LifeSaver *	life_saver = nullptr
	The daemon's life saver.

std::string	mailbox_name
	The name of the daemon's mailbox.

std::string	process_name
	The name of the daemon.

Simulation *	simulation
	a pointer to the simulation object

Protected Attributes inherited from wrench::Service
std::map< std::string, std::string >	messagepayload_list
	The service's messagepayload list.

std::string	name
	The service's name.

double	network_timeout = 30.0
	The time (in seconds) after which a service that doesn't send back a reply (control) message causes a NetworkTimeOut exception. (default: 30 second; if <0 never timeout)

std::map< std::string, std::string >	property_list
	The service's property list.

State	state
	The service's state.

Protected Attributes inherited from wrench::S4U_Daemon
unsigned int	num_starts = 0

Detailed Description

A helper daemon (co-located with a WMS) that handles data movement operations.

Constructor & Destructor Documentation

◆ DataMovementManager()

wrench::DataMovementManager::DataMovementManager ( WMS * wms )

explicitprotected

Constructor.

Parameters

wms	the WMS that uses this data movement manager

Member Function Documentation

◆ doSynchronousFileCopy() [1/2]

void wrench::DataMovementManager::doSynchronousFileCopy	(	WorkflowFile *	file,
		StorageService *	src,
		StorageService *	dst,
		FileRegistryService *	file_registry_service = `nullptr`
	)

Ask the data manager to perform a synchronous file copy.

Parameters

file	the file to copy
src	the source storage service (using the "/" partition)
dst	the destination storage service (using the "/" partition)
file_registry_service	a file registry service to update once the file copy has (successfully) completed (none if nullptr)

Exceptions

std::invalid_argument
WorkflowExecutionException

◆ doSynchronousFileCopy() [2/2]

void wrench::DataMovementManager::doSynchronousFileCopy	(	WorkflowFile *	file,
		StorageService *	src,
		std::string	src_partition,
		StorageService *	dst,
		std::string	dst_partition,
		FileRegistryService *	file_registry_service = `nullptr`
	)

Ask the data manager to perform a synchronous file copy.

Parameters

file	the file to copy
src	the source storage service
dst	the destination storage service
file_registry_service	a file registry service to update once the file copy has (successfully) completed (none if nullptr)

Exceptions

std::invalid_argument
WorkflowExecutionException

◆ initiateAsynchronousFileCopy() [1/2]

void wrench::DataMovementManager::initiateAsynchronousFileCopy	(	WorkflowFile *	file,
		StorageService *	src,
		StorageService *	dst,
		FileRegistryService *	file_registry_service = `nullptr`
	)

Ask the data manager to initiate an asynchronous file copy.

Parameters

file	the file to copy
src	the source storage service (using the "/" partition)
dst	the destination storage service (using the "/" partition)
file_registry_service	a file registry service to update once the file copy has (successfully) completed (none if nullptr)

Exceptions

std::invalid_argument
WorkflowExecutionException

◆ initiateAsynchronousFileCopy() [2/2]

void wrench::DataMovementManager::initiateAsynchronousFileCopy	(	WorkflowFile *	file,
		StorageService *	src,
		std::string	src_partition,
		StorageService *	dst,
		std::string	dst_partition,
		FileRegistryService *	file_registry_service = `nullptr`
	)

Ask the data manager to initiate an asynchronous file copy.

Parameters

file	the file to copy
src	the source storage service
src_partition	the source partition
dst	the destination storage service
dst_partition	the destination partition
file_registry_service	a file registry service to update once the file copy has (successfully) completed (none if nullptr)

Exceptions

std::invalid_argument
WorkflowExecutionException

◆ stop()

void wrench::DataMovementManager::stop ( )

virtual

Stop the manager.

Exceptions

WorkflowExecutionException
std::runtime_error

Reimplemented from wrench::Service.

The documentation for this class was generated from the following files:

/Users/rafsilva/Documents/isi/workspace/wrench/wrench/include/wrench/managers/DataMovementManager.h
/Users/rafsilva/Documents/isi/workspace/wrench/wrench/src/wrench/managers/DataMovementManager.cpp

Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ DataMovementManager()

Member Function Documentation

◆ doSynchronousFileCopy() [1/2]

◆ doSynchronousFileCopy() [2/2]

◆ initiateAsynchronousFileCopy() [1/2]

◆ initiateAsynchronousFileCopy() [2/2]

◆ stop()