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root/cvsroot/COMP/CRAB/python/LFNBaseName.py

Comparing COMP/CRAB/python/LFNBaseName.py (file contents):
Revision 1.19 by spiga, Thu Jan 15 18:21:51 2009 UTC vs.
Revision 1.23.2.2 by spiga, Mon Oct 12 13:42:08 2009 UTC

#	Line 4 | Line 4 | _LFNBaseName_
4		"""
5
6		from crab_exceptions import *
7	<	from crab_util import runCommand, UnixUserName
7	>	from crab_util import runCommand, getUserName
8		import common
9		import os, string, time
10	–	from WMCore.Services.SiteDB.SiteDB import SiteDBJSON
10
11
12	<	def LFNBase(forced_path, PrimaryDataset='',ProcessedDataset='',merged=True,LocalUser=False,publish=False):
12	>	def LFNBase(forced_path, PrimaryDataset='',ProcessedDataset='',merged=True,publish=False):
13		"""
14		"""
16	–	#lfnbase = "/store"
17	–	#if not merged:
18	–	#lfnbase = os.path.join(lfnbase,"tmp")
15		if (PrimaryDataset == 'null'):
16		PrimaryDataset = ProcessedDataset
17	<	if ( PrimaryDataset[0] == '/' ):  PrimaryDataset=PrimaryDataset[1:]
18	<	# lfnbase = os.path.join(lfnbase, "user", getUserName(LocalUser=LocalUser), PrimaryDataset, ProcessedDataset )
19	<	lfnbase = os.path.join(forced_path, getUserName(LocalUser=LocalUser), PrimaryDataset, ProcessedDataset)
20	<
17	>	if PrimaryDataset != '':
18	>	if ( PrimaryDataset[0] == '/' ):  PrimaryDataset=PrimaryDataset[1:]
19	>	if forced_path.find('store/group')>0:
20	>	lfnbase = os.path.join(forced_path, PrimaryDataset, ProcessedDataset)
21	>	else:
22	>	lfnbase = os.path.join(forced_path, getUserName(), PrimaryDataset, ProcessedDataset)
23	>	if (publish == True):
24	>	checkSlash(ProcessedDataset)
25	>	checkLength(lfnbase, forced_path, PrimaryDataset, ProcessedDataset)
26		return lfnbase
27
28	<	def getUnixUserName():
28	<	"""
29	<	extract username from whoami
28	>	def checkSlash(ProcessedDataset):
29		"""
30	<	return UnixUserName()
32	<
33	<	def getDN():
30	>	check if [USER].publish_data_name contains not allowed slash
31		"""
32	<	extract DN from user proxy's identity
33	<	"""
34	<	try:
35	<	userdn = runCommand("voms-proxy-info -identity")
36	<	userdn = string.strip(userdn)
37	<	#search for a / to avoid picking up warning messages
38	<	userdn = userdn[userdn.find('/'):]
39	<	except:
40	<	msg = "Error. Problem with voms-proxy-info -identity command"
41	<	raise CrabException(msg)
42	<	return userdn.split('\n')[0]
43	<
44	<	def gethnUserNameFromSiteDB():
45	<	"""
46	<	extract user name from SiteDB
47	<	"""
48	<	hnUserName = None
49	<	userdn = getDN()
50	<	mySiteDB = SiteDBJSON()
51	<	try:
52	<	hnUserName = mySiteDB.dnUserName(dn=userdn)
53	<	except:
54	<	msg = "Error. Problem extracting user name from SiteDB"
55	<	msg += "\n Check that you are registered in SiteDB, see https://twiki.cern.ch/twiki/bin/view/CMS/SiteDBForCRAB"
56	<	raise CrabException(msg)
57	<	if not hnUserName:
58	<	msg = "Error. There is no user name associated to DN %s in SiteDB. You need to register in SiteDB with the instructions at https://twiki.cern.ch/twiki/bin/view/CMS/SiteDBForCRAB" % userdn
59	<	print msg
60	<	raise CrabException(msg)
61	<	return hnUserName
62	<
63	<
64	<	def gethnUserName():
65	<	"""
66	<	cache the username extracted from SiteDB for 24hours
67	<	"""
68	<	userconfigFileName="SiteDBusername.conf"
69	<	if not os.path.exists(userconfigFileName):
70	<	common.logger.debug(5,"Downloading from SiteDB username into %s"%userconfigFileName)
71	<	nameuser = gethnUserNameFromSiteDB()
72	<	userfile = open(userconfigFileName, 'w')
73	<	userfile.write(nameuser)
77	<	userfile.close()
78	<	else:
79	<	statinfo = os.stat(userconfigFileName)
80	<	## if the file is older then 24 hours it is re-downloaded to update the configuration
81	<	oldness = 24*3600
82	<	if (time.time() - statinfo.st_ctime) > oldness:
83	<	common.logger.debug(5,"Downloading from SiteDB username into %s"%userconfigFileName)
84	<	nameuser = gethnUserNameFromSiteDB()
85	<	userfile = open(userconfigFileName, 'w')
86	<	userfile.write(nameuser)
87	<	userfile.close()
32	>
33	>	if (str(ProcessedDataset).find("/") > -1):
34	>	raise CrabException("Warning: [USER] publication_data_name contains a '/' characters that is not allowed. Please change the publication_data_name value")
35	>
36	>	def checkLength(lfnbase, forced_path, PrimaryDataset, ProcessedDataset):
37	>	"""
38	>	"""
39	>
40	>	len_primary = len(PrimaryDataset)
41	>
42	>	common.logger.debug("CheckLength of LFN and User DatasetName")
43	>	common.logger.debug("max length for complete LFN is 500 characters, max length for primary dataset is 100 characters")
44	>	common.logger.debug("PrimaryDataset = " + PrimaryDataset)
45	>	common.logger.debug("len_primary = " + str(len_primary))
46	>
47	>	if (len_primary > 100):
48	>	raise CrabException("Warning: you required user_data_publication. The PrimaryDatasetName has to be < 100 characters")
49	>
50	>	if (PrimaryDataset != ProcessedDataset):
51	>	common.logger.debug("ProcessedDataset = " + ProcessedDataset)
52	>	common.logger.debug("len(ProcessedDataset) = " + str(len(ProcessedDataset)))
53	>
54	>	common.logger.debug("forced_path = " + forced_path)
55	>	common.logger.debug("len(forced_path) = " + str(len(forced_path)))
56	>
57	>	user = getUserName()
58	>	len_user_name = len(user)
59	>	common.logger.debug("user = " + user)
60	>	common.logger.debug("len_user_name = " + str(len_user_name))
61	>
62	>	common.logger.debug("lfnbase = " + lfnbase)
63	>	common.logger.debug("len(lfnbase) = " + str(len(lfnbase)))
64	>
65	>	### we suppose a output_file_name of 50 characters ###
66	>	if len(lfnbase)>450:
67	>	if (PrimaryDataset != ProcessedDataset):
68	>	#500 - len_user_name - len_primary - len(forced) - len(PSETHASH = 32) - 4(/) - output(50)
69	>	#~400 - len_user_name - len_primary - len(forced)
70	>	if (len(ProcessedDataset) > (400 - len_user_name - len_primary - len(forced_path))):
71	>	raise CrabException("Warning: publication name too long. USER.publish_data_name has to be < " + str(400 - len_user_name - len_primary - len(forced_path)) + " characters")
72	>	else:
73	>	raise CrabException("Warning: LFN > 500 characters")
74		else:
75	<	userfile = open(userconfigFileName, 'r')
76	<	for line in userfile.readlines():
77	<	nameuser = line
78	<	userfile.close()
79	<	nameuser = string.strip(nameuser)
94	<	return nameuser
95	<
96	<	def getUserName(LocalUser=False):
97	<	"""
98	<	extract user name from either SiteDB or Unix
99	<	"""
100	<	if LocalUser:
101	<	common.logger.debug(10,"Using as username the Unix user name")
102	<	UserName=getUnixUserName()
103	<	return UserName
104	<
105	<	UserName=gethnUserName()
106	<	return UserName
75	>	if (len(ProcessedDataset) > (400 - len_user_name - len(forced_path)) / 2):
76	>	raise CrabException("Warning: publication name too long. USER.publish_data_name has to be < " + str((400 - len_user_name - len(forced_path)) / 2) + " characters")
77	>	else:
78	>	raise CrabException("Warning: LFN > 500 characters")
79	>
80
81		if __name__ == '__main__' :
82		"""
83		"""
84	<	from crab_logger import Logger
85	<	from WorkSpace import *
113	<	continue_dir = os.path.expanduser("~")
114	<	cfg_params={'USER.logdir' : continue_dir }
115	<	common.work_space = WorkSpace(continue_dir, cfg_params)
116	<	log = Logger()
117	<	common.logger = log
84	>	import logging
85	>	common.logger = logging
86
87		print "xx %s xx"%getUserName()
88		baselfn = LFNBase("datasetstring")

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