class StorageHistoryAgent( AgentModule ):
def initialize( self ):
'''Sets defaults
'''
self.am_setOption( 'PollingTime', 43200 )
if self.am_getOption( 'DirectDB', False ):
from LHCbDIRAC.DataManagementSystem.DB.StorageUsageDB import StorageUsageDB
self.__stDB = StorageUsageDB()
else:
from DIRAC.Core.DISET.RPCClient import RPCClient
self.__stDB = RPCClient( 'DataManagement/StorageUsage' )
self.__workDirectory = self.am_getOption( "WorkDirectory" )
mkDir( self.__workDirectory )
self.log.info( "Working directory is %s" % self.__workDirectory )
self.__ignoreDirsList = self.am_getOption( 'Ignore', [] )
self.log.info( "List of directories to ignore for the DataStorage accounting: %s " % self.__ignoreDirsList )
self.__bkClient = BookkeepingClient()
self.__dataUsageClient = DataUsageClient()
self.cachedMetadata = {}
# build a dictionary with Event Type descriptions (to be send to accounting, instead of number Event Type ID)
self.eventTypeDescription = { 'na':'na', 'notInBkk':'notInBkk', 'FailedBkkQuery':'FailedBkkQuery', 'None':'None'}
self.limitForCommit = self.am_getOption( "LimitForCommit", 1000 )
self.callsToGetSummary = 0
self.callsToDirectorySummary = 0
self.callsToDudbForMetadata = 0
# keep count of calls to Bkk
self.callsToBkkgetDirectoryMetadata = 0
self.callsToBkkGetEvtType = 0
return S_OK()
def userStorageAccounting( self ):
self.log.notice( "-------------------------------------------------------------------------------------\n" )
self.log.notice( "Generate accounting records for user directories " )
self.log.notice( "-------------------------------------------------------------------------------------\n" )
result = self.__stDB.getUserSummary()
if not result[ 'OK' ]:
return result
userCatalogData = result[ 'Value' ]
print userCatalogData
self.log.notice( "Got summary for %s users" % ( len( userCatalogData ) ) )
result = self.__stDB.getUserSummaryPerSE()
if not result[ 'OK' ]:
return result
userSEData = result[ 'Value' ]
self.log.notice( "Got SE summary for %s users" % ( len( userSEData ) ) )
now = Time.dateTime()
numRows = 0
for user in sorted( userSEData ):
if user not in userCatalogData:
self.log.error( "User has SE data but not Catalog data!", user )
continue
for se in sorted( userSEData[ user ] ):
seData = userSEData[ user ][ se ]
usRecord = UserStorage()
usRecord.setStartTime( now )
usRecord.setEndTime( now )
usRecord.setValueByKey( "User", user )
usRecord.setValueByKey( "StorageElement", se )
usRecord.setValueByKey( "LogicalSize", userCatalogData[ user ][ 'Size' ] )
usRecord.setValueByKey( "LogicalFiles", userCatalogData[ user ][ 'Files' ] )
usRecord.setValueByKey( "PhysicalSize", seData[ 'Size' ] )
usRecord.setValueByKey( "PhysicalFiles", seData[ 'Files' ] )
usRecord.setValueByKey( "StorageSize", 0 )
usRecord.setValueByKey( "StorageFiles", 0 )
gDataStoreClient.addRegister( usRecord )
numRows += 1
self.log.notice( " User %s is using %.2f GiB (%s files)" % ( user,
userCatalogData[ user ][ 'Size' ] / ( 1024.0 ** 3 ),
userCatalogData[ user ][ 'Files' ] ) )
self.log.notice( "Sending %s records to accounting for user storage" % numRows )
res = gDataStoreClient.commit()
if not res[ 'OK' ]:
self.log.notice( "ERROR: committing UserStorage records: %s " % res )
return S_ERROR( res )
else:
self.log.notice( "%s records for UserStorage type successfully committed" % numRows )
def topDirectoryAccounting( self ):
self.log.notice( "-------------------------------------------------------------------------------------\n" )
self.log.notice( "Generate accounting records for top directories " )
self.log.notice( "-------------------------------------------------------------------------------------\n" )
ftb = 1.0e12
# get info from the DB about the LOGICAL STORAGE USAGE (from the su_Directory table):
result = self.__stDB.getSummary( '/lhcb/' )
if not result[ 'OK' ]:
return result
logicalUsage = result['Value']
topDirLogicalUsage = {} # build the list of first level directories
for row in logicalUsage:
# d, size, files = row
splitDir = row.split( "/" )
if len( splitDir ) > 3: # skip the root directory "/lhcb/"
firstLevelDir = '/' + splitDir[1] + '/' + splitDir[2] + '/'
topDirLogicalUsage.setdefault( firstLevelDir, {'Files':0, 'Size':0} )
topDirLogicalUsage[ firstLevelDir ][ 'Files' ] += logicalUsage[ row ][ 'Files' ]
topDirLogicalUsage[ firstLevelDir ][ 'Size' ] += logicalUsage[ row ][ 'Size' ]
self.log.notice( "Summary on logical usage of top directories: " )
for row in topDirLogicalUsage:
self.log.notice( "dir: %s size: %.4f TB files: %d" % ( row, topDirLogicalUsage[row]['Size'] / ftb,
topDirLogicalUsage[row]['Files'] ) )
# loop on top level directories (/lhcb/data, /lhcb/user/, /lhcb/MC/, etc..)
# to get the summary in terms of PHYSICAL usage grouped by SE:
seData = {}
for directory in topDirLogicalUsage:
result = self.__stDB.getDirectorySummaryPerSE( directory ) # retrieve the PHYSICAL usage
if not result[ 'OK' ]:
return result
seData[ directory ] = result[ 'Value' ]
self.log.notice( "Got SE summary for %s directories " % ( len( seData ) ) )
self.log.debug( "SEData: %s" % seData )
# loop on top level directories to send the accounting records
numRows = 0
now = Time.dateTime()
for directory in seData:
self.log.debug( "dir: %s SEData: %s " % ( directory, seData[ directory ] ) )
if directory not in topDirLogicalUsage:
self.log.error( "Dir %s is in the summary per SE, but it is not in the logical files summary!" % directory )
continue
for se in sorted( seData[ directory ] ):
storageRecord = Storage()
storageRecord.setStartTime( now )
storageRecord.setEndTime( now )
storageRecord.setValueByKey( "Directory", directory )
storageRecord.setValueByKey( "StorageElement", se )
storageRecord.setValueByKey( "LogicalFiles", topDirLogicalUsage[ directory ][ 'Files' ] )
storageRecord.setValueByKey( "LogicalSize", topDirLogicalUsage[ directory ][ 'Size' ] )
try:
physicalFiles = seData[ directory ][ se ][ 'Files' ]
except:
self.log.error( "WARNING! no files replicas for directory %s on SE %s" % ( directory, se ) )
physicalFiles = 0
try:
physicalSize = seData[ directory ][ se ][ 'Size' ]
except:
self.log.error( "WARNING! no size for replicas for directory %s on SE %s" % ( directory, se ) )
physicalSize = 0
storageRecord.setValueByKey( "PhysicalFiles", physicalFiles )
storageRecord.setValueByKey( "PhysicalSize", physicalSize )
gDataStoreClient.addRegister( storageRecord )
numRows += 1
self.log.debug( "Directory: %s SE: %s physical size: %.4f TB (%d files)" % ( directory,
se,
physicalSize / ftb,
physicalFiles ) )
self.log.notice( "Sending %s records to accounting for top level directories storage" % numRows )
res = gDataStoreClient.commit()
if not res[ 'OK' ]:
self.log.notice( "ERROR: committing Storage records: %s " % res )
return S_ERROR( res )
else:
self.log.notice( "%s records for Storage type successfully committed" % numRows )
def bkPathAccounting( self ):
self.log.notice( "-------------------------------------------------------------------------------------\n" )
self.log.notice( "Generate accounting records for DataStorage type " )
self.log.notice( "-------------------------------------------------------------------------------------\n" )
# counter for DataStorage records, commit to the accounting in bunches of self.limitForCommit records
self.totalRecords = 0
self.recordsToCommit = 0
self.log.notice( " Call the function to create the StorageUsageDB dump.." )
res = self.generateStorageUsagePerDir()
if not res[ 'OK' ]:
self.log.error( "ERROR generating the StorageUsageDB dump per directory" )
return S_ERROR()
# Keep a list of all directories in FC that are not found in the Bkk
self.directoriesNotInBkk = []
# for debugging purposes build dictionaries with storage usage to compare with the accounting plots
self.debug_seUsage = {}
self.debug_seUsage_acc = {}
# set the time for the accounting records (same time for all records)
now = Time.dateTime()
# Get the directory metadata in a bulk query
metaForList = self.__getMetadataForAcc( self.dirDict.values() )
# loop on all directories to get the bkk metadata
for dirLfn, fullDirectory in self.dirDict.iteritems():
if dirLfn not in fullDirectory:
self.log.error( "ERROR: fullDirectory should include the dirname: %s %s " % ( fullDirectory, dirLfn ) )
continue
self.log.info( "Processing directory %s " % dirLfn )
if dirLfn not in self.pfnUsage:
self.log.error( "ERROR: directory does not have PFN usage %s " % dirLfn )
continue
self.log.verbose( "PFN usage: %s " % self.pfnUsage[ dirLfn ] )
if dirLfn not in self.lfnUsage:
self.log.error( "ERROR: directory does not have LFN usage %s " % dirLfn )
continue
self.log.verbose( "LFN usage: %s " % self.lfnUsage[ dirLfn ] )
# for DEBUGGING:
for se in self.pfnUsage[ dirLfn ]:
self.debug_seUsage.setdefault( se, {'Files': 0 , 'Size' : 0 } )
self.debug_seUsage[ se ][ 'Files' ] += self.pfnUsage[ dirLfn ][ se ][ 'Files' ]
self.debug_seUsage[ se ][ 'Size' ] += self.pfnUsage[ dirLfn ][ se ][ 'Size' ]
# end of DEBUGGING
# get metadata for this directory
metaForDir = metaForList.get( fullDirectory, {} )
if not metaForDir:
self.log.warn( "Metadata not available for directory %s" % fullDirectory )
continue
# Fill in the accounting record
self.log.info( "Fill the record for %s and metadata: %s " % ( dirLfn, metaForDir ) )
res = self.fillAndSendAccountingRecord( dirLfn, metaForDir, now )
if not res['OK']:
return res
for se in self.pfnUsage[ dirLfn ]:
self.debug_seUsage_acc.setdefault( se, { 'Files': 0 , 'Size': 0 } )
self.debug_seUsage_acc[ se ][ 'Files' ] += self.pfnUsage[ dirLfn ][ se ][ 'Files' ]
self.debug_seUsage_acc[ se ][ 'Size' ] += self.pfnUsage[ dirLfn ][ se ][ 'Size' ]
# Don't forget to commit the remaining records!
self.__commitRecords()
def execute( self ):
if self.am_getOption( "CleanBefore", False ):
self.log.notice( "Cleaning the DB" )
result = self.__stDB.purgeOutdatedEntries( "/lhcb/user", self.am_getOption( "OutdatedSeconds", 86400 * 10 ) )
if not result[ 'OK' ]:
return result
self.log.notice( "Purged %s outdated records" % result[ 'Value' ] )
# User accounting (per user and SE)
self.userStorageAccounting()
# Accounting per top directory
self.topDirectoryAccounting()
# full production data accounting
self.bkPathAccounting()
self.log.notice( "-------------------------------------------------------------------------------------\n" )
self.log.notice( "------ End of cycle report for DataStorage accounting--------------------------------\n" )
self.log.notice( "Total directories found in FC: %d " % len( self.dirDict ) )
totalCallsToStorageUsage = self.callsToGetSummary + self.callsToDirectorySummary
self.log.notice( "Total calls to StorageUsage: %d , took: %d s " % ( totalCallsToStorageUsage, self.genTotalTime ) )
totalCallsToBkk = self.callsToBkkgetDirectoryMetadata + self.callsToBkkGetEvtType
self.log.notice( "Total calls to DataUsage for cache: %d" % self.callsToDudbForMetadata )
self.log.notice( "Total calls to Bookkeeping: %d (getDirectoryMetadata: %d, getEventType: %d)" % ( totalCallsToBkk,
self.callsToBkkgetDirectoryMetadata,
self.callsToBkkGetEvtType ) )
self.log.notice( "Total records sent to accounting for DataStorage: %d " % self.totalRecords )
self.log.notice( "Directories not found in Bookkeeping: %d " % ( len( self.directoriesNotInBkk ) ) )
fileName = os.path.join( self.__workDirectory, "directoriesNotInBkk.txt" )
self.log.notice( "written to file: %s " % fileName )
f = open( fileName, "w" )
for d in self.directoriesNotInBkk:
f.write( "%s\n" % d )
f.close()
# for DEBUG only
self.log.info( "Summary of StorageUsage: files size " )
for se in sorted( self.debug_seUsage ):
self.log.info( "all: %s %d %d Bytes ( %.2f TB ) " % ( se, self.debug_seUsage[ se ]['Files'],
self.debug_seUsage[ se ]['Size'],
self.debug_seUsage[ se ]['Size'] / 1.0e12 ) )
if se in self.debug_seUsage_acc:
self.log.info( "acc: %s %d %d Bytes ( %.2f TB ) " % ( se, self.debug_seUsage_acc[ se ]['Files'],
self.debug_seUsage_acc[ se ]['Size'],
self.debug_seUsage_acc[ se ]['Size'] / 1.0e12 ) )
else:
self.log.info( "SE not in self.debug_seUsage_acc keys" )
return S_OK()
def __getMetadataForAcc( self, dirList ):
""" Get metadata for a directory either from memory, from the storageDB or from BK """
# Try and get the metadata from memory cache
notFound = []
metaForList = {}
for dirName in dirList:
metaForList[dirName] = self.cachedMetadata.get( dirName, {} )
if not metaForList[dirName]:
notFound.append( dirName )
notInCache = []
if notFound:
self.log.info( "Memory metadata cache missed for %d directories" % len( notFound ) )
self.log.verbose( "call getDirMetadata for (first 10): %s " % str( notFound[0:10] ) )
for dirChunk in breakListIntoChunks( notFound, 10000 ):
self.callsToDudbForMetadata += 1
res = self.__dataUsageClient.getDirMetadata( dirChunk ) # this could be a bulk query for a list of directories
if not res[ 'OK' ]:
self.log.error( "Error retrieving %d directories meta-data %s " % ( len( dirChunk ), res['Message'] ) )
# this usually happens when directories are removed from FC between the StorageUsageDB dump and this call,
# if the Db is refreshed exactly in this time interval. Not really a problem.
#######################3 just a try ##############################################3
notInCache += dirChunk
continue
self.log.verbose( "getDirMetadata returned: %s " % str( res['Value'] ) )
for dirName in dirChunk:
# Compatibility with old (list for single file) and new (dictionary) service
if type( res['Value'] ) == type( {} ):
metaTuple = res['Value'].get( dirName, () )
elif len( dirList ) == 1 and res['Value']:
metaTuple = res['Value'][0]
else:
metaTuple = ()
if metaTuple and metaTuple[3] is not None:
metaForDir = metaForList[dirName]
_dirID, metaForDir[ 'DataType' ], metaForDir[ 'Activity' ], metaForDir[ 'Conditions' ], metaForDir[ 'ProcessingPass' ], \
metaForDir[ 'EventType' ], metaForDir[ 'FileType' ], metaForDir[ 'Production' ], metaForDir['Visibility'] = metaTuple
else:
notInCache.append( dirName )
failedBK = []
if notInCache:
cachedFromBK = []
self.log.info( "Directory metadata cache missed for %d directories => query BK and cache" % len( notInCache ) )
for dirChunk in breakListIntoChunks( notInCache, 200 ):
self.callsToBkkgetDirectoryMetadata += 1
res = self.__bkClient.getDirectoryMetadata( dirChunk )
if not res[ 'OK' ]:
self.log.error( "Totally failed to query Bookkeeping", res[ 'Message' ] )
failedBK += dirChunk
for dirName in dirChunk:
metaForDir = metaForList[dirName]
_fillMetadata( metaForDir, 'FailedBkkQuery' )
else:
bkMetadata = res['Value']
self.log.debug( "Successfully queried Bookkeeping, result: %s " % bkMetadata )
for dirName in dirChunk:
metaForDir = metaForList[dirName]
# BK returns a list of metadata, chose the first one...
metadata = bkMetadata['Successful'].get( dirName, [{}] )[0]
if metadata and metadata.get( 'ConditionDescription' ) is not None:
metadata['Visibility'] = metadata.pop( 'VisibilityFlag', metadata.get( 'Visibility', 'na' ) )
# All is OK, directory found
_fillMetadata( metaForDir, metadata )
self.log.verbose( "Cache entry %s in DirMetadata table.." % dirName )
resInsert = self.__dataUsageClient.insertToDirMetadata( { dirName: metadata} )
if not resInsert[ 'OK' ]:
self.log.error( "Failed to cache metadata in DirMetadata table! %s " % resInsert[ 'Message' ] )
else:
cachedFromBK.append( dirName )
self.log.verbose( "Successfully cached metadata for %s : %s" % ( dirName, str( metadata ) ) )
self.log.debug( "result: %s " % str( resInsert ) )
else:
# Directory not found
self.log.verbose( "Directory %s not registered in Bookkeeping!" % dirName )
_fillMetadata( metaForDir, 'notInBkk' )
failedBK.append( dirName )
self.directoriesNotInBkk.append( dirName )
# Translate a few keys for accounting
for bkName, accName in ( ( 'ConfigName', 'DataType' ), ( 'ConfigVersion', 'Activity' ), ( 'ConditionDescription', 'Conditions' ) ):
metaForDir[accName] = metaForDir.pop( bkName, 'na' )
self.log.info( 'Successfully cached %d directories from BK' % len( cachedFromBK ) )
if self.directoriesNotInBkk:
self.log.warn( '%d directories not found in BK' % len( self.directoriesNotInBkk ) )
# cache locally the metadata
for dirName in [dn for dn in notFound if dn not in failedBK]:
metaForDir = metaForList[dirName]
# Translate the numerical event type to a description string
metaForDir['EventType'] = self.__getEventTypeDescription( metaForDir.pop( 'EventType', 'na' ) )
self.cachedMetadata[ dirName] = metaForDir.copy()
else:
self.log.info( "Memory metadata cache hit for %d directories" % len( dirList ) )
return metaForList
def __commitRecords( self ):
if self.recordsToCommit:
res = gDataStoreClient.commit()
if not res[ 'OK' ]:
self.log.error( "Accounting ERROR: commit returned %s" % res )
else:
self.log.notice( "%d records committed " % self.recordsToCommit )
self.recordsToCommit = 0
self.log.notice( "commit for DataStorage returned: %s" % res )
def generateStorageUsagePerDir( self ):
'''Generate a dump of the StorageUsageDB and keep it in memory in a dictionary
(new version of Apr 2012)
'''
start = time.time()
self.log.notice( 'Starting from path: /lhcb/' )
res = self.__stDB.getStorageDirectories( '/lhcb/' )
if not res['OK']:
return S_ERROR()
totalDirList = res['Value']
self.log.info( "Total directories retrieved from StorageUsageDB: %d " % len( totalDirList ) )
# select only terminal directories (directories without sub-directories)
# mc directory structure: /lhcb/MC/[year]/[file type]/[prod]/0000/ => len = 7
# raw data: /lhcb/data/2011/RAW/FULL/LHCb/COLLISION11/99983
# => len 9 (under /lhcb/data/ from 2011 only RAW, before 2011 also other file types)
# processed data: under both /lhcb/data and /lhcb/LHCb/
# /lhcb/data/2010/DST/00009300/0000
# data: /lhcb/LHCb/Collision12/ICHEP.DST/00017399/0000/
self.dirDict = {}
ignoredDirectories = dict.fromkeys( self.__ignoreDirsList, 0 )
self.log.info( "Directories to be ignored: %s " % str( sorted( ignoredDirectories ) ) )
for dirItem in totalDirList:
# make sure that last character is a '/'
dirItem = _standardDirectory( dirItem )
splitDir = dirItem.split( '/' )
if len( splitDir ) < 4: # avoid picking up intermediate directories which don't contain files, like /lhcb/
self.log.warn( "Directory %s skipped, as top directory" % dirItem )
continue
secDir = splitDir[ 2 ]
if secDir in ignoredDirectories:
self.log.verbose( "Directory to be ignored, skipped: %s " % dirItem )
ignoredDirectories[ secDir ] += 1
continue
# for each type of directory (MC, reconstructed data and runs) check the format, in order not to count more than
# once the productions with more than one sub-directory
# for MC directories:
# example: '/lhcb/MC/MC10/ALLSTREAMS.DST/00010908/0000/',
# or /lhcb/MC/2011/DST/00010870/0000
# one directory for each file type
# for data
# /lhcb/LHCb/Collision11/SWIMSTRIPPINGD02KSPIPI.MDST/00019088/0000/
# for raw data: /lhcb/data/2012/RAW/FULL/LHCb/COLLISION12/133784/
try:
dataType = splitDir[ -6 ]
if dataType == "RAW":
self.log.verbose( "RAW DATA directory: %s" % splitDir )
directory = '/'.join( splitDir[:-1] )
fullDirectory = directory
else:
suffix = splitDir[ -2 ] # is the sub-directory suffix 0000, 0001, etc...
self.log.verbose( "MC or reconstructed data directory: %s" % splitDir )
if splitDir[-3] == 'HIST':
directory = '/'.join( splitDir[:-1] )
fullDirectory = directory
self.log.verbose( "histo dir: %s " % directory )
else:
directory = '/'.join( splitDir[:-2] )
fullDirectory = os.path.join( directory, suffix )
directory = _standardDirectory( directory )
fullDirectory = _standardDirectory( fullDirectory )
if directory not in self.dirDict:
self.dirDict[ directory ] = fullDirectory
self.log.verbose( "Directory contains production files: %s " % directory )
except:
self.log.warn( "The directory has unexpected format: %s " % splitDir )
self.lfnUsage = {}
self.pfnUsage = {}
totalDiscardedDirs = 0
self.log.info( "Directories that have been discarded:" )
for dd in ignoredDirectories:
self.log.info( "/lhcb/%s - %d " % ( dd, ignoredDirectories[ dd ] ) )
totalDiscardedDirs += ignoredDirectories[ dd ]
self.log.info( "Total discarded directories: %d " % totalDiscardedDirs )
self.log.info( "Retrieved %d dirs from StorageUsageDB containing prod files" % len( self.dirDict ) )
self.log.info( "Getting the number of files and size from StorageUsage service" )
for d in self.dirDict:
self.log.verbose( "Get storage usage for directory %s " % d )
res = self.__stDB.getDirectorySummaryPerSE( d )
self.callsToDirectorySummary += 1
if not res[ 'OK' ]:
self.log.error( "Cannot retrieve PFN usage %s" % res['Message'] )
continue
if d not in self.pfnUsage:
self.pfnUsage[ d ] = res['Value']
self.log.verbose( "Get logical usage for directory %s " % d )
res = self.__stDB.getSummary( d )
self.callsToGetSummary += 1
if not res[ 'OK' ]:
self.log.error( "Cannot retrieve LFN usage %s" % res['Message'] )
continue
if not res['Value']:
self.log.error( "For dir %s getSummary returned an empty value: %s " % ( d, str( res ) ) )
continue
self.lfnUsage.setdefault( d, {} )
for retDir, dirInfo in res['Value'].iteritems():
if d in retDir:
self.lfnUsage[ d ][ 'LfnSize' ] = dirInfo['Size']
self.lfnUsage[ d ][ 'LfnFiles'] = dirInfo['Files']
self.log.verbose( "PFN usage: %s" % self.pfnUsage[ d ] )
self.log.verbose( "LFN usage: %s" % self.lfnUsage[ d ] )
end = time.time()
self.genTotalTime = end - start
self.log.info( "StorageUsageDB dump completed in %d s" % self.genTotalTime )
return S_OK()
def __getEventTypeDescription( self, eventType ):
# convert eventType to string:
try:
eventType = int( eventType )
except:
pass
# check that the event type description is in the cached dictionary, and otherwise query the Bkk
if eventType not in self.eventTypeDescription:
self.log.notice( "Event type description not available for eventTypeID %s, getting from Bkk" % eventType )
res = self.__bkClient.getAvailableEventTypes()
self.callsToBkkGetEvtType += 1
if not res['OK']:
self.log.error( "Error querying the Bkk: %s" % res['Message'] )
else:
self.eventTypeDescription.update( dict( res['Value'] ) )
self.log.verbose( "Updated self.eventTypeDescription dict: %s " % str( self.eventTypeDescription ) )
# If still not found, log it!
if eventType not in self.eventTypeDescription:
self.log.error( "EventType %s is not in cached dictionary" % str( eventType ) )
return self.eventTypeDescription.get( eventType, 'na' )
def fillAndSendAccountingRecord( self, lfnDir, metadataDict, now ):
''' Create, fill and send to accounting a record for the DataStorage type.
'''
dataRecord = DataStorage()
dataRecord.setStartTime( now )
dataRecord.setEndTime( now )
logicalSize = self.lfnUsage[ lfnDir ][ 'LfnSize' ]
logicalFiles = self.lfnUsage[ lfnDir ][ 'LfnFiles' ]
dataRecord.setValueByKey( "LogicalSize", logicalSize )
dataRecord.setValueByKey( "LogicalFiles", logicalFiles )
for key in ( 'DataType', 'Activity', 'FileType', 'Production', 'ProcessingPass', 'Conditions', 'EventType' ):
dataRecord.setValueByKey( key, metadataDict.get( key, 'na' ) )
self.log.verbose( ">>> Send DataStorage record to accounting:" )
self.log.verbose( "\tlfnFiles: %d lfnSize: %d " % ( logicalFiles, logicalSize ) )
for se in self.pfnUsage[ lfnDir ]:
self.log.verbose( "Filling accounting record for se %s" % se )
physicalSize = self.pfnUsage[ lfnDir ][ se ][ 'Size' ]
physicalFiles = self.pfnUsage[ lfnDir ][ se ][ 'Files' ]
dataRecord.setValueByKey( "StorageElement", se )
dataRecord.setValueByKey( "PhysicalSize", physicalSize )
dataRecord.setValueByKey( "PhysicalFiles", physicalFiles )
self.log.verbose( "\t\tStorageElement: %s --> physFiles: %d physSize: %d " % ( se, physicalFiles, physicalSize ) )
# addRegister is NOT making a copy, therefore all records are otherwise overwritten
res = gDataStoreClient.addRegister( copy.deepcopy( dataRecord ) )
if not res[ 'OK']:
self.log.error( "addRegister returned: %s" % res )
return S_ERROR( "addRegister returned: %s" % res )
# Reset logical information to zero in order to send it only once!
dataRecord.setValueByKey( "LogicalSize", 0 )
dataRecord.setValueByKey( "LogicalFiles", 0 )
self.totalRecords += 1
self.recordsToCommit += 1
# Commit if necessary
if self.recordsToCommit > self.limitForCommit:
self.__commitRecords()
return S_OK()
class PopularityAgent(AgentModule):
"""
.. class:: PopularityAgent
"""
# # DataUsageClient
__dataUsageClient = None
# # StorageUsageDB instance or DMS/DataUsage RPS client
__stDB = None
# # BKK Client
__bkClient = None
# # work directory
__workDirectory = None
# # counter for records to be sent to the accouting
numPopRows = None
def initialize(self):
""" agent initialisation """
self.am_setOption('PollingTime', 43200)
if self.am_getOption('DirectDB', False):
self.__stDB = StorageUsageDB()
# self.bkClient = BookkeepingClient()#the necessary method is still not available in Bookk. client
else:
self.__stDB = RPCClient('DataManagement/DataUsage')
timeout = 600
self.__bkClient = BookkeepingClient()
self.__dataUsageClient = DataUsageClient()
self.__workDirectory = self.am_getOption("WorkDirectory")
mkDir(self.__workDirectory)
self.log.info("Working directory is %s" % self.__workDirectory)
# by default, collects raw records from Popularity table inserted in the last day
self.timeInterval = self.am_getOption(
'timeIntervalForPopularityRecords', 1)
self.queryTimeout = self.am_getOption('queryTimeout', 3600)
self.cacheMetadata = {}
self.limitForCommit = self.am_getOption("LimitForCommit", 1000)
return S_OK()
# .........................................................................................
def execute(self):
""" Main loop of Popularity agent """
now = datetime.now()
endTime = datetime(now.year, now.month, now.day, 0, 0, 0)
startTime = endTime - timedelta(days=self.timeInterval)
endTimeQuery = endTime.isoformat()
startTimeQuery = startTime.isoformat()
# query all traces in popularity in the time rage startTime,endTime and status =new
# the condition to get th etraces is the AND of the time range and the status new
self.log.info(
"Querying Pop db to retrieve entries in time range %s - %s " %
(startTimeQuery, endTimeQuery))
status = 'New'
res = self.__dataUsageClient.getDataUsageSummary(
startTimeQuery, endTimeQuery, status, timeout=self.queryTimeout)
if not res['OK']:
self.log.error("Error querying Popularity table.. %s" %
res['Message'])
return S_ERROR(res['Message'])
val = res['Value']
self.log.info("Retrieved %d entries from Popularity table" % len(val))
# Build popularity report, and store the Ids in a list:
idList = set()
traceDict = {}
for row in val:
self.log.debug("row: %s" % str(row))
rowId, dirLfn, site, count, insertTime = row
if rowId not in idList:
idList.add(rowId)
else:
self.log.error("Same Id found twice! %d " % rowId)
continue
if dirLfn.startswith('/lhcb/user/'):
self.log.verbose(
"Private user directory. No metadata stored in Bkk %s " %
dirLfn)
continue
# get the day (to do )
dayBin = (insertTime - startTime).days
traceDict[dayBin][dirLfn][site] = \
traceDict.setdefault(dayBin, {}).setdefault(dirLfn, {}).setdefault(site, 0) + count
# print a summary
dayList = sorted(traceDict)
for day in dayList:
self.log.info(" ###### day %s (starting from %s ) " %
(day, startTimeQuery))
self.log.info("---- %d directories touched:" % len(traceDict[day]))
for lfn in traceDict[day]:
self.log.verbose(" ---- lfn %s " % lfn)
for site in traceDict[day][lfn]:
self.log.verbose(" -------- site %s count: %d " %
(site, traceDict[day][lfn][site]))
self.log.info("Retrieve meta-data information for each directory ")
now = Time.dateTime()
self.numPopRows = 0 # keep a counter of the records to send to accounting data-store
for day in traceDict:
timeForAccounting = self.computeTimeForAccounting(startTime, day)
self.log.info("Processing day %s - time for accounting %s " %
(day, timeForAccounting))
for dirLfn in traceDict[day]:
# did = configName = configVersion = conditions = processingPass = eventType = fileType = production = "na"
# retrieve the directory meta-data from the DirMetadata table
self.log.info("Processing dir %s " % dirLfn)
metaForDir = self.cacheMetadata.get(dirLfn)
if not metaForDir:
dirList = [dirLfn]
# this could be done in a bulk query for a list of directories... TBD
res = self.__dataUsageClient.getDirMetadata(dirList)
if not res['OK']:
self.log.error(
"Error retrieving directory meta-data %s " %
res['Message'])
continue
dirMetadata = res['Value'].get(dirLfn)
if not res['Value'] or not dirMetadata:
self.log.info(
"Cache missed: query BK to retrieve '%s' metadata and store cache"
% dirList)
res = self.__bkClient.getDirectoryMetadata(dirList)
if not res['OK']:
self.log.error("Failed to query Bookkeeping %s" %
res['Message'])
metadata = None
else:
self.log.verbose(
"Successfully queried Bookkeeping, result: %s "
% res)
metadata = res['Value'].get('Successful',
{}).get(dirLfn,
[{}])[0]
if not metadata:
self.log.warn(
"Directory is not registered in Bookkeeping! %s "
% dirLfn)
configName = configVersion = conditions = processingPass = eventType = fileType = production = "na"
else:
metadata['Visibility'] = metadata.pop(
'VisibilityFlag',
metadata.get('Visibility', 'na'))
configName = metadata['ConfigName']
configVersion = metadata['ConfigVersion']
conditions = metadata['ConditionDescription']
processingPass = metadata['ProcessingPass']
eventType = metadata['EventType']
fileType = metadata['FileType']
production = metadata['Production']
self.log.info(
"Cache this entry in DirMetadata table..")
res = self.__dataUsageClient.insertToDirMetadata(
{dirLfn: metadata})
if not res['OK']:
self.log.error(
"Failed to insert metadata in DirMetadata table! %s "
% res['Message'])
else:
self.log.info(
"Successfully inserted metadata for directory %s in DirMetadata table "
% dirLfn)
self.log.verbose("result: %s " % res)
else:
self.log.info(
"Directory %s was cached in DirMetadata table" %
dirLfn)
try:
__did, configName, configVersion, conditions, \
processingPass, eventType, fileType, production = dirMetadata[0:8]
except BaseException:
self.log.error(
"Error decoding directory cached information",
dirMetadata)
continue
self.cacheMetadata[dirLfn] = (configName, configVersion,
conditions, processingPass,
eventType, fileType,
production)
else:
configName, configVersion, conditions, processingPass, eventType, fileType, production = metaForDir
for site in traceDict[day][dirLfn]:
usage = traceDict[day][dirLfn][site]
# compute the normalized usage, dividing by the number of files in the directory:
normUsage = usage # to be done! after we have decided how to normalize
# Build record for the accounting
popRecord = Popularity()
popRecord.setStartTime(timeForAccounting)
popRecord.setEndTime(timeForAccounting)
popRecord.setValueByKey("DataType", configName)
popRecord.setValueByKey("Activity", configVersion)
popRecord.setValueByKey("FileType", fileType)
popRecord.setValueByKey("Production", production)
popRecord.setValueByKey("ProcessingPass", processingPass)
popRecord.setValueByKey("Conditions", conditions)
popRecord.setValueByKey("EventType", eventType)
popRecord.setValueByKey("StorageElement", site)
popRecord.setValueByKey("Usage", usage)
popRecord.setValueByKey("NormalizedUsage", normUsage)
res = gDataStoreClient.addRegister(popRecord)
if not res['OK']:
self.log.error("ERROR: addRegister returned: %s" %
res['Message'])
continue
self.numPopRows += 1
self.log.info(
">>> Sending record to accounting for: %s %s %s %s %s %s %s %s %s %d %d "
% (timeForAccounting, configName, configVersion,
fileType, production, processingPass, conditions,
eventType, site, usage, normUsage))
if self.numPopRows > self.limitForCommit:
res = self.__commitAccounting()
if not res['OK']:
return res
# then set the status to Used
res = self.__commitAccounting()
if not res['OK']:
return res
self.log.info("Set the status to Used for %d entries" % len(idList))
from DIRAC.Core.Utilities.List import breakListIntoChunks
for idChunk in breakListIntoChunks(list(idList), 1000):
res = self.__dataUsageClient.updatePopEntryStatus(
list(idChunk), 'Used', timeout=self.queryTimeout)
if not res['OK']:
self.log.error(
"Error to update status in Popularity table.. %s" %
res['Message'])
return res
self.log.info("Status updated to Used correctly for %s entries " %
len(idList))
return S_OK()
# .........................................................................................
def __commitAccounting(self):
res = gDataStoreClient.commit()
if not res['OK']:
self.log.error(
"while committing %d Popularity records" % self.numPopRows,
res['Message'])
else:
self.log.info(
"%s records for Popularity type successfully committed" %
self.numPopRows)
self.numPopRows = 0
return res
def computeTimeForAccounting(self, startTime, day):
""" Compute the time for the accounting record, starting from the start time of the query and the day bin
"""
self.log.verbose(
"find time for accounting for startTime: %s + day %s " %
(startTime, day))
daysToAdd = timedelta(
days=day, hours=12
) # add 12h just to put the value in the middle of time bin
self.log.verbose("timedelta to add: %s " % daysToAdd)
accTime = startTime + daysToAdd
self.log.verbose("accTime = %s " % accTime)
return accTime