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from DBSAPI.dbsApiException import * |
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import common |
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from crab_util import * |
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import os |
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# ####################################### |
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# #################################### |
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# class to find and extact info from published data |
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class DataDiscovery: |
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< |
def __init__(self, datasetPath, cfg_params): |
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def __init__(self, datasetPath, cfg_params, skipAnBlocks): |
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# Attributes |
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self.datasetPath = datasetPath |
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self.cfg_params = cfg_params |
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self.skipBlocks = skipAnBlocks |
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self.eventsPerBlock = {} # DBS output: map fileblocks-events for collection |
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self.eventsPerFile = {} # DBS output: map files-events |
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self.blocksinfo = {} # DBS output: map fileblocks-files |
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self.maxEvents = 0 # DBS output: max events |
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self.parent = {} # DBS output: max events |
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# #################################### |
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def fetchDBSInfo(self): |
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if (self.cfg_params.has_key('CMSSW.runselection')): |
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runselection = parseRange2(self.cfg_params['CMSSW.runselection']) |
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common.logger.debug(6,"runselection is: %s"%runselection) |
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## service API |
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args = {} |
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args['url'] = dbs_url |
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args['level'] = 'CRITICAL' |
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## check if has been requested to use the parent info |
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useParent = self.cfg_params.get('CMSSW.use_parent',False) |
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|
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## check if has been asked for a non default file to store/read analyzed fileBlocks |
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defaultName = common.work_space.shareDir()+'AnalyzedBlocks.txt' |
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fileBlocks_FileName = os.path.abspath(self.cfg_params.get('CMSSW.fileblocks_file',defaultName)) |
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|
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api = DBSAPI.dbsApi.DbsApi(args) |
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try: |
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if len(runselection) <= 0 : |
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< |
files = api.listDatasetFiles(self.datasetPath) |
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if useParent: |
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allowedRetriveValue = ['retrive_parent', |
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'retrive_block', |
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'retrive_lumi', |
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'retrive_run' |
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] |
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files = api.listFiles(path=self.datasetPath, retriveList=allowedRetriveValue) |
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common.logger.debug(5,"Set of input parameters used for DBS query : \n"+str(allowedRetriveValue)) |
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common.logger.write("Set of input parameters used for DBS query : \n"+str(allowedRetriveValue)) |
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else: |
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files = api.listDatasetFiles(self.datasetPath) |
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else : |
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< |
files = api.listFiles(path=self.datasetPath, details=True) |
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files=[] |
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for arun in runselection: |
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try: |
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filesinrun = api.listFiles(path=self.datasetPath,retriveList=allowedRetriveValue,runNumber=arun) |
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files.extend(filesinrun) |
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except: |
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msg="WARNING: problem extracting info from DBS for run %s "%arun |
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common.logger.message(msg) |
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pass |
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|
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except DbsBadRequest, msg: |
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raise DataDiscoveryError(msg) |
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except DBSError, msg: |
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raise DataDiscoveryError(msg) |
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anFileBlocks = [] |
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if self.skipBlocks: anFileBlocks = readTXTfile(self, fileBlocks_FileName) |
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|
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# parse files and fill arrays |
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for file in files : |
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< |
filename = file['LogicalFileName'] |
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if filename.find('.dat') < 0 : |
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< |
fileblock = file['Block']['Name'] |
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< |
events = file['NumberOfEvents'] |
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continue_flag = 0 |
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if len(runselection) > 0 : |
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< |
runslist = file['RunsList'] |
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for run in runslist : |
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runnumber = run['RunNumber'] |
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for selected_run in runselection : |
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if runnumber == selected_run : |
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continue_flag = 1 |
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else : |
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continue_flag = 1 |
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|
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< |
if continue_flag == 1 : |
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parList = [] |
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# skip already analyzed blocks |
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fileblock = file['Block']['Name'] |
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if fileblock not in anFileBlocks : |
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filename = file['LogicalFileName'] |
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# asked retry the list of parent for the given child |
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if useParent: parList = [x['LogicalFileName'] for x in file['ParentList']] |
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self.parent[filename] = parList |
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if filename.find('.dat') < 0 : |
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events = file['NumberOfEvents'] |
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# number of events per block |
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if fileblock in self.eventsPerBlock.keys() : |
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self.eventsPerBlock[fileblock] += events |
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else : |
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self.eventsPerBlock[fileblock] = events |
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– |
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# number of events per file |
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self.eventsPerFile[filename] = events |
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< |
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|
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# number of events per block |
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if fileblock in self.blocksinfo.keys() : |
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self.blocksinfo[fileblock].append(filename) |
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else : |
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self.blocksinfo[fileblock] = [filename] |
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< |
|
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> |
|
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# total number of events |
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self.maxEvents += events |
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if self.skipBlocks and len(self.eventsPerBlock.keys()) == 0: |
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msg = "No new fileblocks available for dataset: "+str(self.datasetPath) |
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raise CrabException(msg) |
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saveFblocks='' |
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for block in self.eventsPerBlock.keys() : |
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saveFblocks += str(block)+'\n' |
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common.logger.debug(6,"DBSInfo: total nevts %i in block %s "%(self.eventsPerBlock[block],block)) |
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< |
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> |
writeTXTfile(self, fileBlocks_FileName , saveFblocks) |
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> |
|
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if len(self.eventsPerBlock) <= 0: |
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raise NotExistingDatasetError(("\nNo data for %s in DBS\nPlease check" |
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+ " dataset path variables in crab.cfg") |
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""" |
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return self.blocksinfo |
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# ################################################# |
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def getParent(self): |
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""" |
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return parent grouped by file |
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""" |
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return self.parent |
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|
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######################################################################## |
