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

Comparing COMP/CRAB/python/DLSInfo.py (file contents):
Revision 1.3 by afanfani, Sun Dec 11 18:51:17 2005 UTC vs.
Revision 1.35.2.1 by spiga, Tue Feb 16 16:40:56 2010 UTC

#	Line 1 | Line 1
1		#!/usr/bin/env python
2		import sys, os, commands,string, re
3	+	import exceptions
4	+	from crab_exceptions import *
5		from crab_util import *
6		import common
7
8	+	import dlsApi
9	+	import dlsClient
10	+	from dlsDataObjects import DlsLocation, DlsFileBlock, DlsEntry
11	+
12		class DLSError:
13	<	def __init__(self, fileblocks):
14	<	print '\nERROR accessing DLS for fileblock '+fileblocks+'\n'
15	<	pass
13	>	def __init__(self, fileblocks):
14	>	print '\nERROR accessing DLS for fileblock '+fileblocks+'\n'
15	>	pass
16	>
17	>
18	>	class DLSNoReplicas(exceptions.Exception):
19	>	def __init__(self, FileBlock):
20	>	self.args ="No replicas exists for fileblock: %s \n"%str(FileBlock)
21	>	exceptions.Exception.__init__(self, self.args)
22	>	pass
23	>
24	>	def getClassName(self):
25	>	""" Return class name. """
26	>	return "%s" % (self.__class__.__name__)
27	>
28	>	def getErrorMessage(self):
29	>	""" Return exception error. """
30	>	return "%s" % (self.args)
31	>
32
33		##############################################################################
34		# Class to extract info from DLS
35		##############################################################################
36
37		class DLSInfo:
38	<	def __init__(self, fileblocks):
39	<	self.fileblocks = fileblocks
40	<	self.DLSclient_ = 'DLSAPI/dls-get-se '
41	<	self.DLSServer_ = 'lxgate10.cern.ch'
42	<	self.DLSServerPort_ = '18081'
43	<	#self.DLSServerPort_ = '18080'
38	>	def __init__(self, type, cfg_params):
39	>	self.cfg_params = cfg_params
40	>	self.showCAF = False
41	>	self.showProd = False
42	>	self.subscribed = False
43	>	subscribed =int(self.cfg_params.get('CMSSW.subscribed', 0))
44	>	if subscribed == 1: self.subscribed = True
45	>	showProd = int(self.cfg_params.get('CMSSW.show_prod', 0))
46	>	if showProd == 1: self.showProd = True
47
48	+	phedexURL='http://cmsweb.cern.ch/phedex/datasvc/xml/prod/'
49	+	global_url="http://cmsdbsprod.cern.ch/cms_dbs_prod_global/servlet/DBSServlet"
50	+	caf_url = "http://cmsdbsprod.cern.ch/cms_dbs_caf_analysis_01/servlet/DBSServlet"
51	+	dbs_url_map  =   {'glite':    global_url,
52	+	'condor':   global_url,\
53	+	'condor_g': global_url,\
54	+	'glidein':  global_url,\
55	+	'lsf':      global_url,\
56	+	'caf':      caf_url,\
57	+	'sge':      global_url,\
58	+	'arc':      global_url,\
59	+	'pbs':      global_url
60	+	}
61	+	dbs_url_default = dbs_url_map[(common.scheduler.name()).lower()]
62	+
63	+	if type=="DLS_TYPE_DBS":
64	+	# use dbs_url as dls_endpoint if dls_type is dbs
65	+	endpoint=self.cfg_params.get('CMSSW.dbs_url', dbs_url_default)
66	+	elif type=="DLS_TYPE_PHEDEX":
67	+	endpoint=self.cfg_params.get('CMSSW.dls_phedex_url',phedexURL)
68	+	if self.cfg_params['CRAB.scheduler'].upper() == 'CAF':  self.showCAF = True
69	+	else:
70	+	msg = "DLS type %s not among the supported DLS ( DLS_TYPE_DLI and DLS_TYPE_MYSQL ) "%type
71	+	raise CrabException(msg)
72	+	common.logger.debug("DLS interface: %s Server %s"%(type,endpoint))
73	+	try:
74	+	self.api = dlsClient.getDlsApi(dls_type=type,dls_endpoint=endpoint)
75	+	except dlsApi.DlsApiError, inst:
76	+	msg = "Error when binding the DLS interface: %s  Server %s"%(str(inst),endpoint)
77	+	#print msg
78	+	raise CrabException(msg)
79	+
80	+	def getReplicasBulk(self,fileblocks):
81	+	"""
82	+	query DLS to get replicas
83	+	"""
84	+	##
85	+	try:
86	+	entryList=self.api.getLocations(fileblocks,longList=True,showCAF=self.showCAF,showProd=self.showProd,subscribed=self.subscribed)
87	+	except dlsApi.DlsApiError, inst:
88	+	raise DLSNoReplicas(fileblocks)
89	+	results = {}
90	+	for entry in entryList:
91	+	ListSites=[]
92	+	for loc in entry.locations:
93	+	ListSites.append(str(loc.host))
94	+	if len(ListSites)<=0:
95	+	msg ="No replicas exists for fileblock: %s \n"%str(fileblocks)
96	+	raise CrabException(msg)
97	+	results[entry.fileBlock.name]=ListSites
98	+
99	+	return results
100		# ####################################
101	<	def getReplicas(self):
102	<	"""
103	<	query DLS to get replicas
104	<	"""
105	<	##
106	<	cmd = self.DLSclient_+" --port "+self.DLSServerPort_+" --host "+self.DLSServer_+" --datablock "+self.fileblocks
107	<	sites = runCommand(cmd)
108	<	ListSites=string.split(string.strip(sites),'\n')
109	<	return ListSites
101	>	def getReplicas(self,fileblocks):
102	>	"""
103	>	query DLS to get replicas
104	>	"""
105	>	##
106	>	try:
107	>	entryList=self.api.getLocations([fileblocks],showCAF=self.showCAF,subscribed=self.subscribed)
108	>	except dlsApi.DlsApiError, inst:
109	>	raise DLSNoReplicas(fileblocks)
110	>
111	>	ListSites=[]
112	>	for entry in entryList:
113	>	for loc in entry.locations:
114	>	ListSites.append(str(loc.host))
115	>	if len(ListSites)<=0:
116	>	raise DLSNoReplicas(fileblocks)
117	>
118	>	return ListSites

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