MatcherHandler

The Matcher service provides an interface for matching jobs to pilots

It uses a Matcher and a Limiter object that encapsulates the matching logic. It connects to JobDB, TaskQueueDB, JobLoggingDB, and PilotAgentsDB.

class DIRAC.WorkloadManagementSystem.Service.MatcherHandler.MatcherHandler(handlerInitDict, trid)

Bases: DIRAC.Core.DISET.RequestHandler.RequestHandler

__init__(handlerInitDict, trid)

Constructor

Parameters
  • handlerInitDict (dictionary) – Information vars for the service

  • trid (object) – Transport to use

auth_ping = ['all']
auth_refreshConfiguration = ['CSAdministrator']
auth_whoami = ['all']
static export_echo(data)

This method is used for testing performance of the service

Parameters

data (str) – data to be sent back to the caller

Returns

S_OK, Value is the input data

classmethod export_getActiveTaskQueues()

Return all task queues

classmethod export_getMatchingTaskQueues(resourceDict)

Return all task queues that match the resourceDict

export_ping()
static export_refreshConfiguration(fromMaster)

Force refreshing the configuration data

Parameters

fromMaster (bool) – flag to refresh from the master configuration service

export_requestJob(resourceDescription)

Serve a job to the request of an agent which is the highest priority one matching the agent’s site capacity

export_whoami()

A simple whoami, returns all credential dictionary, except certificate chain object.

classmethod getCSOption(optionName, defaultValue=False)

Get an option from the CS section of the services

Returns

Value for serviceSection/optionName in the CS being defaultValue the default

getRemoteAddress()

Get the address of the remote peer.

Returns

Address of remote peer.

getRemoteCredentials()

Get the credentials of the remote peer.

Returns

Credentials dictionary of remote peer.

initialize()

Initialize this instance of the handler (to be overwritten)

classmethod initializeHandler(serviceInfoDict)
classmethod sendNumTaskQueues()
srv_disconnect(trid=None)
classmethod srv_disconnectClient(trid)
srv_getActionTuple()
classmethod srv_getCSOption(optionName, defaultValue=False)

Get an option from the CS section of the services

Returns

Value for serviceSection/optionName in the CS being defaultValue the default

srv_getClientSetup()
srv_getClientVO()
srv_getClientVersion()
srv_getFormattedRemoteCredentials()
classmethod srv_getMonitor()
srv_getRemoteAddress()

Get the address of the remote peer.

Returns

Address of remote peer.

srv_getRemoteCredentials()

Get the credentials of the remote peer.

Returns

Credentials dictionary of remote peer.

classmethod srv_getServiceName()
srv_getTransportID()
classmethod srv_getURL()
classmethod srv_msgCreate(msgName)
srv_msgReply(msgObj)
classmethod srv_msgSend(trid, msgObj)
transfer_bulkFromClient(bulkId, token, bulkSize, fileHelper)
transfer_bulkToClient(bulkId, token, fileHelper)
transfer_fromClient(fileId, token, fileSize, fileHelper)
transfer_listBulk(bulkId, token, fileHelper)
transfer_toClient(fileId, token, fileHelper)
types_echo = [(<class 'str'>,)]
types_getActiveTaskQueues = []
types_getMatchingTaskQueues = [<class 'dict'>]
types_ping = []
types_refreshConfiguration = [<class 'bool'>]
types_requestJob = [(<class 'str'>, <class 'dict'>)]
types_whoami = []