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Comparing COMP/CRAB/python/PhEDExDatasvcInfo.py (file contents):
Revision 1.3 by spiga, Sun Sep 21 10:53:10 2008 UTC vs.
Revision 1.46 by belforte, Fri Mar 9 01:12:48 2012 UTC

# Line 2 | Line 2 | from Actor import *
2   import urllib
3   from xml.dom.minidom import parse
4   from crab_exceptions import *
5 from crab_logger import Logger
5   from WorkSpace import *
6   from urlparse import urlparse
7   from LFNBaseName import *
8 + from crab_util import getUserName
9  
10   class PhEDExDatasvcInfo:
11 <    def __init__( self , cfg_params ):
11 >    def __init__( self , cfg_params=None, config=None ):
12  
13          ## PhEDEx Data Service URL
14 <        url="https://cmsweb.cern.ch/phedex/datasvc/xml/prod"
15 <        self.datasvc_url = cfg_params.get("USER.datasvc_url",url)
14 >        self.datasvc_url="https://cmsweb.cern.ch/phedex/datasvc/xml/prod"
15  
16 <        self.FacOps_savannah = 'https://savannah.cern.ch/projects/cmscompinfrasup/'  
16 >        self.FacOps_savannah = 'https://savannah.cern.ch/support/?func=additem&group=cmscompinfrasup'
17 >        self.stage_out_faq='https://twiki.cern.ch/twiki/bin/view/CMS/SWGuideCrabHowTo#Stageout_and_publication'
18 >        self.dataPub_faq = 'https://twiki.cern.ch/twiki/bin/view/CMS/SWGuideCrabForPublication'
19  
20 +        self.usePhedex = True
21 +        self.sched = common.scheduler.name().upper()
22 +
23 +        if config!=None:
24 +            self.checkConfig(config)  
25 +        else:
26 +            self.checkCfgConfig(cfg_params)  
27 +
28 +        self.protocol = self.srm_version
29 +
30 +
31 +    def checkConfig(self,config):
32 +        """
33 +        """
34 +        self.srm_version = config.get("srm_version",'srmv2')
35 +        self.node = config.get('storage_element',None)
36 +        self.lfn='/store/'
37 +
38 +    def checkCfgConfig(self,cfg_params):
39 +        """
40 +        """
41 +        self.datasvc_url = cfg_params.get("USER.datasvc_url",self.datasvc_url)
42          self.srm_version = cfg_params.get("USER.srm_version",'srmv2')
43          self.node = cfg_params.get('USER.storage_element',None)
44 <        
44 >
45          self.publish_data = cfg_params.get("USER.publish_data",0)
46          self.usenamespace = cfg_params.get("USER.usenamespace",0)
47 <        self.user_remote_dir = cfg_params.get("USER.remote_dir",'')
47 >        self.user_remote_dir = cfg_params.get("USER.user_remote_dir",'')
48 >        if self.user_remote_dir:
49 >            if ( self.user_remote_dir[-1] != '/' ) : self.user_remote_dir = self.user_remote_dir + '/'
50 >          
51          self.datasetpath = cfg_params.get("CMSSW.datasetpath")
52          self.publish_data_name = cfg_params.get('USER.publish_data_name','')
53  
54 <        self.user_lfn = cfg_params.get("USER.lfn",'')
54 >        self.pset = cfg_params.get('CMSSW.pset',None)
55 >
56 >        self.user_port = cfg_params.get("USER.storage_port",'8443')
57          self.user_se_path = cfg_params.get("USER.storage_path",'')
58 <      
58 >        if self.user_se_path:
59 >            if ( self.user_se_path[-1] != '/' ) : self.user_se_path = self.user_se_path + '/'
60 >                                                    
61          #check if using "private" Storage
62 <        self.usePhedex = True
63 <        if (self.node.find('T1_') + self.node.find('T2_')) == -2: self.usePhedex = False
64 <        if not self.usePhedex and ( self.user_lfn == '' or self.user_se_path == '' ):
35 <            msg = 'You are asking to stage out without using CMS Storage Name convention. In this case you \n'
36 <            msg += '      must specify both lfn and storage_path in the crab.cfg section [USER].\n '
37 <            msg += '      For further information please visit: ADD_TWIKI_LINK'
62 >        if not self.node :
63 >            msg = 'Please specify the storage_element name in your crab.cfg section [USER].\n'
64 >            msg +='\tFor further information please visit : %s'%self.stage_out_faq
65              raise CrabException(msg)
66 <        self.sched = common.scheduler.name().upper()
66 >        if (self.node.find('T1_') + self.node.find('T2_')+self.node.find('T3_')) == -3: self.usePhedex = False
67  
68 <        self.protocol = self.srm_version
69 <        if self.sched in ['CAF','LSF']:self.protocol = 'direct'
68 >        if not self.usePhedex and ( self.user_remote_dir == '' or self.user_se_path == '' ):
69 >            ####### FEDE FOR BUG 73010 ############
70 >            msg =  'Error: task ' + common.work_space._top_dir + ' not correctly created. Please remove it. \n'
71 >            msg += '      You are asking to stage out without using CMS Storage Name convention. In this case you \n'
72 >            msg += '      must specify both user_remote_dir and storage_path in the crab.cfg section [USER].\n'
73 >            msg += '      For further information please visit : \n\t%s'%self.stage_out_faq
74 >            task = common._db.getTask()
75 >            #add = '\n\n'
76 >            #import shutil
77 >            #try:
78 >            #    add += '      Task not correctly created: removing the working_dir ' +  common.work_space._top_dir + ' \n'
79 >            #    shutil.rmtree(common.work_space._top_dir)
80 >            #except OSError:
81 >            #    add += '      Warning: problems removing the working_dir ' + common.work_space._top_dir + ' \n'
82 >            #    add += '      Please remove it by hand'
83 >            #msg += add
84 >            raise CrabException(msg)
85  
86 +        self.forced_path = '/store/user/'
87 +        if self.sched in ['LSF','PBS']:
88 +            self.srm_version = 'direct'
89 +            self.SE = {'LSF':'', 'PBS':''}
90 +            
91 +        if self.sched == 'CAF':
92 +            #### FEDE TEST FOR XROOTD
93 +            ######### first solution ################
94 +            #eos = cfg_params.get("USER.caf_eos_area", 0)
95 +            #if eos == 0:
96 +            #    self.forced_path = '/store/caf/user/'
97 +            #else:    
98 +            #    self.forced_path = '/store/eos/user'
99 +            #########################################
100 +            ######### second solution ###############
101 +            self.forced_path = cfg_params.get("USER.caf_lfn", '/store/caf/user')
102 +            #########################################
103 +            #print "--->>> FORCING THE FIRST PART OF LFN WITH ", self.forced_path
104 +            self.SE = {'CAF':'caf.cern.ch'}
105 +            self.srm_version = 'stageout'
106 +            #print "--->>> query with 'stageout' "
107 +            #########################################
108 +
109 +        if not self.usePhedex:
110 +            self.forced_path = self.user_remote_dir
111          return
112  
113      def getEndpoint(self):  
# Line 51 | Line 118 | class PhEDExDatasvcInfo:
118  
119          #extract the PFN for the given node,LFN,protocol
120          endpoint = self.getStageoutPFN()
121 +        if ( endpoint[-1] != '/' ) : endpoint = endpoint + '/'
122 +
123 +        if int(self.publish_data) == 1 or  int(self.usenamespace) == 1:
124 +            self.lfn = self.lfn  + '/${PSETHASH}/'
125 +            endpoint = endpoint  + '/${PSETHASH}/'
126    
127          #extract SE name an SE_PATH (needed for publication)
128          SE, SE_PATH, User = self.splitEndpoint(endpoint)
129  
130 +        #### FEDE FOR XROOTD #####
131 +        #print "in getEndpoint di PhEDExDatasvcInfo.py: "
132 +        #print "    SE = ", SE
133 +        #print "    SE_PATH = ", SE_PATH
134 +        #print "    User = ", User
135 +        #print "    endpoint = ", endpoint
136 +        ##############################
137 +
138          return endpoint, self.lfn , SE, SE_PATH, User        
139        
140      def splitEndpoint(self, endpoint):
# Line 63 | Line 143 | class PhEDExDatasvcInfo:
143          '''
144          SE = ''
145          SE_PATH = ''
146 <        USER = ''
146 >        USER = getUserName()
147          if self.usePhedex:
148 <            if self.protocol == 'direct':
149 <                query=endpoint
150 <                SE_PATH = endpoint
148 >            ### FEDE PER TEST WITH XROOTD
149 >            if (self.protocol == 'direct' or self.protocol == 'stageout'):
150 >                SE = self.SE[self.sched]
151 >                SE_PATH = endpoint
152 >                #############################  
153 >                #print "    SE_PATH = ", SE_PATH
154              else:
155                  url = 'http://'+endpoint.split('://')[1]
73                # python > 2.4
74                # SE = urlparse(url).hostname
156                  scheme, host, path, params, query, fragment = urlparse(url)
157 <                SE = host.split(':')[0]
157 >                SE = self.getAuthoritativeSE()
158                  SE_PATH = endpoint.split(host)[1]
78            USER = (query.split('user')[1]).split('/')[1]
159          else:
160              SE = self.node
161 <            SE_PATH = self.user_se_path + self.user_lfn
162 <            try:
163 <                USER = (self.lfn.split('user')[1]).split('/')[1]
164 <            except:
165 <                pass
166 <
161 >            SE_PATH = self.user_se_path + self.user_remote_dir
162 >            if self.lfn.find('group') != -1:
163 >                try:
164 >                    USER = (self.lfn.split('group')[1]).split('/')[1]
165 >                except:
166 >                    pass
167          return SE, SE_PATH, USER
88  
168  
169      def getLFN(self):
170          """
# Line 98 | Line 177 | class PhEDExDatasvcInfo:
177              ## check if storage_name is a T2 (siteDB query)
178              ## if yes :match self.user_lfn with LFNBaseName...
179              ##     if NOT : raise (you are using a T2. It's not allowed stage out into self.user_path+self.user_lfn)  
180 <            lfn = self.user_lfn
180 >            lfn = self.user_remote_dir
181              return lfn
182          if self.publish_data_name == '' and int(self.publish_data) == 1:
183 <            msg = "Eeror. The [USER] section does not have 'publish_data_name'"
183 >            msg = "Error. The [USER] section does not have 'publish_data_name'\n"
184 >            msg += '\tFor further information please visit : \n\t%s'%self.dataPub_faq
185              raise CrabException(msg)
186          if self.publish_data_name == '' and int(self.usenamespace) == 1:
187             self.publish_data_name = "DefaultDataset"
188 <        if int(self.publish_data) == 1 or int(self.usenamespace) == 1:
188 >        if int(self.publish_data) == 1:
189              if self.sched in ['CAF']: l_User=True
190              primaryDataset = self.computePrimaryDataset()
191 <            lfn = LFNBase(primaryDataset,self.publish_data_name,LocalUser=l_User)  + '/${PSETHASH}/'    
191 >            ### added the case lfn = LFNBase(self.forced_path, primaryDataset, self.publish_data_name, publish=True)
192 >            ### for the publication in order to be able to check the lfn length  
193 >            lfn = LFNBase(self.forced_path, primaryDataset, self.publish_data_name, publish=True)
194 >        elif int(self.usenamespace) == 1:
195 >            if self.sched in ['CAF']: l_User=True
196 >            primaryDataset = self.computePrimaryDataset()
197 >            lfn = LFNBase(self.forced_path, primaryDataset, self.publish_data_name)
198          else:
199 <            if self.sched in ['LSF']: l_User=True
200 <            lfn = LFNBase(self.user_remote_dir,LocalUser=l_User)
199 >            if self.sched in ['CAF','LSF']: l_User=True
200 >            lfn = LFNBase(self.forced_path,self.user_remote_dir)
201 >
202 >        if ( lfn[-1] != '/' ) : lfn = lfn + '/'
203 >
204          return lfn
205  
206      def computePrimaryDataset(self):
# Line 124 | Line 213 | class PhEDExDatasvcInfo:
213              primarydataset = self.publish_data_name
214          return primarydataset
215      
216 <    def lfn2pfn(self):
216 >    def domPhedex(self,params,datasvc_baseUrl):
217          """
218          PhEDEx Data Service lfn2pfn call
219  
220 <        input:   LFN,node name,protocol
220 >        input:   params,datasvc_baseUrl
221          returns: DOM object with the content of the PhEDEx Data Service call
222          """  
134        params = {'node' : self.node , 'lfn': self.lfn , 'protocol': self.protocol}
223          params = urllib.urlencode(params)
136        datasvc_lfn2pfn="%s/lfn2pfn"%self.datasvc_url
137        urlresults = urllib.urlopen(datasvc_lfn2pfn, params)
224          try:
225 +            urlresults = urllib.urlopen(datasvc_baseUrl, params)
226              urlresults = parse(urlresults)
227 +        except IOError:
228 +            msg="Unable to access PhEDEx Data Service at %s"%datasvc_baseUrl
229 +            raise CrabException(msg)
230          except:
231              urlresults = None
232  
# Line 179 | Line 269 | class PhEDExDatasvcInfo:
269          returns: PFN
270          """
271          if self.usePhedex:
272 +            params = {'node' : self.node , 'lfn': self.lfn , 'protocol': self.protocol}
273 +            datasvc_lfn2pfn="%s/lfn2pfn"%self.datasvc_url
274              fullurl="%s/lfn2pfn?node=%s&lfn=%s&protocol=%s"%(self.datasvc_url,self.node,self.lfn,self.protocol)
275 <            domlfn2pfn = self.lfn2pfn()
275 >            #print "--->>> fullurl = ", fullurl
276 >            domlfn2pfn = self.domPhedex(params,datasvc_lfn2pfn)
277              if not domlfn2pfn :
278                  msg="Unable to get info from %s"%fullurl
279                  raise CrabException(msg)
# Line 192 | Line 285 | class PhEDExDatasvcInfo:
285    
286              stageoutpfn = self.parse_lfn2pfn(domlfn2pfn)
287              if not stageoutpfn:
288 <                msg ='Unable to get stageout path for Site %s. Maybe it does not correctly export its TFC. \n'%self.node
289 <                msg+='      Please alert the FacOps group through their savannah %s'%self.FacOps_savannah
288 >                msg ='Unable to get stageout path from TFC at Site %s \n'%self.node
289 >                msg+='      Please alert the CompInfraSup group through their savannah %s \n'%self.FacOps_savannah
290 >                msg+='      reporting: \n'
291 >                msg+='       Summary: Unable to get user stageout from TFC at Site %s \n'%self.node
292 >                msg+='       OriginalSubmission: stageout path is not retrieved from %s \n'%fullurl
293                  raise CrabException(msg)
294          else:
295 <            stageoutpfn = 'srm://'+self.node+':8443'+self.user_se_path+self.lfn
295 >            if self.sched in ['CAF','LSF','PBS'] :
296 >                stageoutpfn = self.user_se_path+self.lfn
297 >            else:
298 >                stageoutpfn = 'srm://'+self.node+':'+self.user_port+self.user_se_path+self.lfn
299  
300 +        if ( stageoutpfn[-1] != '/' ) : stageoutpfn = stageoutpfn + '/'
301          return stageoutpfn
302 +
303 +    def getAuthoritativeSE(self):
304 +        """
305 +        input:   node name
306 +        returns: AuthoritativeSE
307 +        """
308 +        params = {'node' : self.node }
309 +        datasvc_nodes="%s/nodes"%self.datasvc_url
310 +        fullurl="%s/nodes/?node=%s"%(self.datasvc_url,self.node)
311 +        domnodes = self.domPhedex(params,datasvc_nodes)
312 +
313 +        if not domnodes :
314 +            msg="Unable to get info from %s"%fullurl
315 +            raise CrabException(msg)
316 +
317 +        errormsg = self.parse_error(domnodes)
318 +        if errormsg:
319 +            msg="Error extracting info from %s due to: %s"%(fullurl,errormsg)
320 +            raise CrabException(msg)
321 +        result = domnodes.getElementsByTagName('phedex')
322 +        if not result:
323 +              return []
324 +        result = result[0]
325 +        se = None
326 +        node = result.getElementsByTagName('node')
327 +        for m in node:
328 +            se=m.getAttribute("se")
329 +            if se:
330 +                return se
331 +
332 +
333 + if __name__ == '__main__':
334 +  """
335 +  Sort of unit testing to check Phedex API for whatever site and/or lfn.
336 +  Usage:
337 +     python PhEDExDatasvcInfo.py --node T2_IT_Bari --lfn /store/maremma
338 +
339 +  """
340 +  import getopt,sys
341 +  from crab_util import *
342 +  import common
343 +  klass_name = 'SchedulerGlite'
344 +  klass = importName(klass_name, klass_name)
345 +  common.scheduler = klass()
346 +
347 +  lfn="/store/user/"
348 +  node='T2_IT_Bari'
349 +  valid = ['node=','lfn=']
350 +  try:
351 +       opts, args = getopt.getopt(sys.argv[1:], "", valid)
352 +  except getopt.GetoptError, ex:
353 +       print str(ex)
354 +       sys.exit(1)
355 +  for o, a in opts:
356 +        if o == "--node":
357 +            node = a
358 +        if o == "--lfn":
359 +            lfn = a
360 +  
361 +  mycfg_params = { 'USER.storage_element': node }
362 +  dsvc = PhEDExDatasvcInfo(mycfg_params)
363 +  dsvc.lfn = lfn
364 +  print dsvc.getStageoutPFN()
365 +

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