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Comparing COMP/CRAB/python/DataDiscovery.py (file contents):
Revision 1.7.2.1 by spiga, Thu Jul 20 12:03:48 2006 UTC vs.
Revision 1.29 by edelmann, Tue Mar 17 14:36:44 2009 UTC

#	Line 1 | Line 1
1		#!/usr/bin/env python
2	<	import sys, os, string, re
3	<	from DBSInfo import *
2	>	import exceptions
3	>	import DBSAPI.dbsApi
4	>	from DBSAPI.dbsApiException import *
5	>	import common
6	>	from crab_util import *
7	>	import os
8
9
10	+	# #######################################
11	+	class DBSError(exceptions.Exception):
12	+	def __init__(self, errorName, errorMessage):
13	+	args='\nERROR DBS %s : %s \n'%(errorName,errorMessage)
14	+	exceptions.Exception.__init__(self, args)
15	+	pass
16	+
17	+	def getErrorMessage(self):
18	+	""" Return error message """
19	+	return "%s" % (self.args)
20	+
21	+	# #######################################
22	+	class DBSInvalidDataTierError(exceptions.Exception):
23	+	def __init__(self, errorName, errorMessage):
24	+	args='\nERROR DBS %s : %s \n'%(errorName,errorMessage)
25	+	exceptions.Exception.__init__(self, args)
26	+	pass
27	+
28	+	def getErrorMessage(self):
29	+	""" Return error message """
30	+	return "%s" % (self.args)
31	+
32	+	# #######################################
33	+	class DBSInfoError:
34	+	def __init__(self, url):
35	+	print '\nERROR accessing DBS url : '+url+'\n'
36	+	pass
37	+
38		# ####################################
39		class DataDiscoveryError(exceptions.Exception):
40		def __init__(self, errorMessage):
41	<	args=errorMessage
42	<	exceptions.Exception.__init__(self, args)
41	>	self.args=errorMessage
42	>	exceptions.Exception.__init__(self, self.args)
43		pass
44
45		def getErrorMessage(self):
#	Line 17 | Line 49 | class DataDiscoveryError(exceptions.Exce
49		# ####################################
50		class NotExistingDatasetError(exceptions.Exception):
51		def __init__(self, errorMessage):
52	<	args=errorMessage
53	<	exceptions.Exception.__init__(self, args)
52	>	self.args=errorMessage
53	>	exceptions.Exception.__init__(self, self.args)
54		pass
55
56		def getErrorMessage(self):
#	Line 28 | Line 60 | class NotExistingDatasetError(exceptions
60		# ####################################
61		class NoDataTierinProvenanceError(exceptions.Exception):
62		def __init__(self, errorMessage):
63	<	args=errorMessage
64	<	exceptions.Exception.__init__(self, args)
63	>	self.args=errorMessage
64	>	exceptions.Exception.__init__(self, self.args)
65		pass
66
67		def getErrorMessage(self):
#	Line 39 | Line 71 | class NoDataTierinProvenanceError(except
71		# ####################################
72		# class to find and extact info from published data
73		class DataDiscovery:
74	<	def __init__(self, owner, dataset, dataTiers, cfg_params):
74	>	def __init__(self, datasetPath, cfg_params, skipAnBlocks):
75
76	<	#       Attributes
77	<	self.owner = owner
46	<	self.dataset = dataset
47	<	self.dataTiers = dataTiers
76	>	#       Attributes
77	>	self.datasetPath = datasetPath
78		self.cfg_params = cfg_params
79	+	self.skipBlocks = skipAnBlocks
80
81	<	self.dbspaths= []     # DBS output: list of dbspaths for all data
82	<	self.allblocks = []   # DBS output: list of map fileblocks-totevts for all dataset-owners
83	<	self.blocksinfo = {}  # DBS output: map fileblocks-totevts for the primary block, used internally to this class
84	<	#DBS output: max events computed by method getMaxEvents
81	>	self.eventsPerBlock = {}  # DBS output: map fileblocks-events for collection
82	>	self.eventsPerFile = {}   # DBS output: map files-events
83	>	self.blocksinfo = {}      # DBS output: map fileblocks-files
84	>	self.maxEvents = 0        # DBS output: max events
85	>	self.parent = {}       # DBS output: max events
86
87		# ####################################
88		def fetchDBSInfo(self):
89		"""
90		Contact DBS
91		"""
92	<
93	<	## add the PU among the required data tiers if the Digi are requested
94	<	if (self.dataTiers.count('Digi')>0) & (self.dataTiers.count('PU')<=0) :
95	<	self.dataTiers.append('PU')
96	<
97	<	## get info about the requested dataset
98	<	dbs=DBSInfo()
92	>	## get DBS URL
93	>	global_url="http://cmsdbsprod.cern.ch/cms_dbs_prod_global/servlet/DBSServlet"
94	>	caf_url = "http://cmsdbsprod.cern.ch/cms_dbs_caf_analysis_01/servlet/DBSServlet"
95	>	dbs_url_map  =   {'glite':    global_url,
96	>	'glitecoll':global_url,\
97	>	'condor':   global_url,\
98	>	'condor_g': global_url,\
99	>	'glidein':  global_url,\
100	>	'lsf':      global_url,\
101	>	'caf':      caf_url,\
102	>	'sge':      global_url,
103	>	'arc':      global_url
104	>	}
105	>
106	>	dbs_url_default = dbs_url_map[(common.scheduler.name()).lower()]
107	>	dbs_url=  self.cfg_params.get('CMSSW.dbs_url', dbs_url_default)
108	>	common.logger.debug(3,"Accessing DBS at: "+dbs_url)
109	>
110	>	## check if runs are selected
111	>	runselection = []
112	>	if (self.cfg_params.has_key('CMSSW.runselection')):
113	>	runselection = parseRange2(self.cfg_params['CMSSW.runselection'])
114	>
115	>
116	>	self.splitByRun = int(self.cfg_params.get('CMSSW.split_by_run', 0))
117	>
118	>	self.ads = int(self.cfg_params.get('CMSSW.ads', 0))
119	>
120	>	common.logger.debug(6,"runselection is: %s"%runselection)
121	>	## service API
122	>	args = {}
123	>	args['url']     = dbs_url
124	>	args['level']   = 'CRITICAL'
125	>
126	>	## check if has been requested to use the parent info
127	>	useparent = int(self.cfg_params.get('CMSSW.use_parent',0))
128	>
129	>	## check if has been asked for a non default file to store/read analyzed fileBlocks
130	>	defaultName = common.work_space.shareDir()+'AnalyzedBlocks.txt'
131	>	fileBlocks_FileName = os.path.abspath(self.cfg_params.get('CMSSW.fileblocks_file',defaultName))
132	>
133	>	api = DBSAPI.dbsApi.DbsApi(args)
134	>
135	>	self.files = self.queryDbs(api,path=self.datasetPath,runselection=runselection,useParent=useparent)
136	>
137	>	anFileBlocks = []
138	>	if self.skipBlocks: anFileBlocks = readTXTfile(self, fileBlocks_FileName)
139	>
140	>	# parse files and fill arrays
141	>	for file in self.files :
142	>	parList = []
143	>	# skip already analyzed blocks
144	>	fileblock = file['Block']['Name']
145	>	if fileblock not in anFileBlocks :
146	>	filename = file['LogicalFileName']
147	>	# asked retry the list of parent for the given child
148	>	if useparent==1: parList = [x['LogicalFileName'] for x in file['ParentList']]
149	>	self.parent[filename] = parList
150	>	if filename.find('.dat') < 0 :
151	>	events    = file['NumberOfEvents']
152	>	# number of events per block
153	>	if fileblock in self.eventsPerBlock.keys() :
154	>	self.eventsPerBlock[fileblock] += events
155	>	else :
156	>	self.eventsPerBlock[fileblock] = events
157	>	# number of events per file
158	>	self.eventsPerFile[filename] = events
159	>
160	>	# number of events per block
161	>	if fileblock in self.blocksinfo.keys() :
162	>	self.blocksinfo[fileblock].append(filename)
163	>	else :
164	>	self.blocksinfo[fileblock] = [filename]
165	>
166	>	# total number of events
167	>	self.maxEvents += events
168	>	if  self.skipBlocks and len(self.eventsPerBlock.keys()) == 0:
169	>	msg = "No new fileblocks available for dataset: "+str(self.datasetPath)
170	>	raise  CrabException(msg)
171	>
172	>	saveFblocks=''
173	>	for block in self.eventsPerBlock.keys() :
174	>	saveFblocks += str(block)+'\n'
175	>	common.logger.debug(6,"DBSInfo: total nevts %i in block %s "%(self.eventsPerBlock[block],block))
176	>	writeTXTfile(self, fileBlocks_FileName , saveFblocks)
177	>
178	>	if len(self.eventsPerBlock) <= 0:
179	>	raise NotExistingDatasetError(("\nNo data for %s in DBS\nPlease check"
180	>	+ " dataset path variables in crab.cfg")
181	>	% self.datasetPath)
182	>
183	>
184	>	###########################
185	>
186	>	def queryDbs(self,api,path=None,runselection=None,useParent=None):
187	>
188	>	allowedRetriveValue = [#'retrive_parent',
189	>	'retrive_block',
190	>	#'retrive_lumi',
191	>	'retrive_run'
192	>	]
193		try:
194	<	self.datasets = dbs.getMatchingDatasets(self.owner, self.dataset)
195	<	except DBSError, ex:
196	<	raise DataDiscoveryError(ex.getErrorMessage())
197	<	if len(self.datasets) == 0:
198	<	raise DataDiscoveryError("Owner=%s, Dataset=%s unknown to DBS" % (self.owner, self.dataset))
199	<	if len(self.datasets) > 1:
200	<	raise DataDiscoveryError("Owner=%s, Dataset=%s is ambiguous" % (self.owner, self.dataset))
201	<	try:
202	<	self.dbsdataset = self.datasets[0].get('datasetPathName')
203	<	self.blocksinfo = dbs.getDatasetContents(self.dbsdataset)
204	<	self.allblocks.append (self.blocksinfo.keys ()) # add also the current fileblocksinfo
205	<	self.dbspaths.append(self.dbsdataset)
206	<	except DBSError, ex:
207	<	raise DataDiscoveryError(ex.getErrorMessage())
208	<
209	<	if len(self.blocksinfo)<=0:
210	<	msg="\nERROR Data for %s do not exist in DBS! \n Check the dataset/owner variables in crab.cfg !"%self.dbsdataset
211	<	raise NotExistingDatasetError(msg)
212	<
194	>	if len(runselection) <=0 :
195	>	if useParent==1 or self.splitByRun==1 :
196	>	if self.ads==1 :
197	>	files = api.listFiles(analysisDataset=path, retriveList=allowedRetriveValue)
198	>	else :
199	>	files = api.listFiles(path=path, retriveList=allowedRetriveValue)
200	>	common.logger.debug(5,"Set of input parameters used for DBS query : \n"+str(allowedRetriveValue))
201	>	common.logger.write("Set of input parameters used for DBS query : \n"+str(allowedRetriveValue))
202	>	else:
203	>	files = api.listDatasetFiles(self.datasetPath)
204	>	else :
205	>	files=[]
206	>	for arun in runselection:
207	>	try:
208	>	if self.ads==1 : filesinrun = api.listFiles(analysisDataset=path,retriveList=allowedRetriveValue,runNumber=arun)
209	>	else: filesinrun = api.listFiles(path=path,retriveList=allowedRetriveValue,runNumber=arun)
210	>	files.extend(filesinrun)
211	>	except:
212	>	msg="WARNING: problem extracting info from DBS for run %s "%arun
213	>	common.logger.message(msg)
214	>	pass
215
216	<	## get info about the parents
217	<	try:
218	<	parents=dbs.getDatasetProvenance(self.dbsdataset, self.dataTiers)
91	<	except DBSInvalidDataTierError, ex:
92	<	msg=ex.getErrorMessage()+' \n Check the data_tier variable in crab.cfg !\n'
216	>	except DbsBadRequest, msg:
217	>	raise DataDiscoveryError(msg)
218	>	except DBSError, msg:
219		raise DataDiscoveryError(msg)
94	–	except DBSError, ex:
95	–	raise DataDiscoveryError(ex.getErrorMessage())
96	–
97	–	## check that the user asks for parent Data Tier really existing in the DBS provenance
98	–	self.checkParentDataTier(parents, self.dataTiers)
99	–
100	–	## for each parent get the corresponding fileblocks
101	–	try:
102	–	for p in parents:
103	–	## fill a list of dbspaths
104	–	parentPath = p.get('parent').get('datasetPathName')
105	–	self.dbspaths.append (parentPath)
106	–	parentBlocks = dbs.getDatasetContents (parentPath)
107	–	self.allblocks.append (parentBlocks.keys ())  # add parent fileblocksinfo
108	–	except DBSError, ex:
109	–	raise DataDiscoveryError(ex.getErrorMessage())
110	–
111	–	# #################################################
112	–	def checkParentDataTier(self, parents, dataTiers):
113	–	"""
114	–	check that the data tiers requested by the user really exists in the provenance of the given dataset
115	–	"""
116	–	startType = string.split(self.dbsdataset,'/')[2]
117	–	# for example 'type' is PU and 'dataTier' is Hit
118	–	parentTypes = map(lambda p: p.get('type'), parents)
119	–	for tier in dataTiers:
120	–	if parentTypes.count(tier) <= 0 and tier != startType:
121	–	msg="\nERROR Data %s not published in DBS with asked data tiers : the data tier not found is %s !\n  Check the data_tier variable in crab.cfg !"%(self.dbsdataset,tier)
122	–	raise  NoDataTierinProvenanceError(msg)
220
221	+	return files
222
223		# #################################################
224		def getMaxEvents(self):
225		"""
226	<	max events of the primary dataset-owner
226	>	max events
227	>	"""
228	>	return self.maxEvents
229	>
230	>	# #################################################
231	>	def getEventsPerBlock(self):
232	>	"""
233	>	list the event collections structure by fileblock
234		"""
235	<	## loop over the fileblocks of the primary dataset-owner
131	<	nevts=0
132	<	for blockevts in self.blocksinfo.values():
133	<	nevts=nevts+blockevts
235	>	return self.eventsPerBlock
236
237	<	return nevts
237	>	# #################################################
238	>	def getEventsPerFile(self):
239	>	"""
240	>	list the event collections structure by file
241	>	"""
242	>	return self.eventsPerFile
243
244		# #################################################
245	<	def getDBSPaths(self):
245	>	def getFiles(self):
246		"""
247	<	list the DBSpaths for all required data
247	>	return files grouped by fileblock
248		"""
249	<	return self.dbspaths
249	>	return self.blocksinfo
250
251		# #################################################
252	<	def getEVC(self):
252	>	def getParent(self):
253		"""
254	<	list the event collections structure by fileblock
254	>	return parent grouped by file
255		"""
256	<	print "To be used by a more complex job splitting... TODO later... "
150	<	print "it requires changes in what's returned by DBSInfo.getDatasetContents and then fetchDBSInfo"
256	>	return self.parent
257
258		# #################################################
259	<	def getFileBlocks(self):
259	>	def getListFiles(self):
260		"""
261	<	fileblocks for all required dataset-owners
261	>	return parent grouped by file
262		"""
263	<	return self.allblocks
263	>	return self.files
264
265		########################################################################

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