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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 1.48 by belforte, Tue Sep 4 10:01:25 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/CMSPublic/SWGuideCrabFaq#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 +        ### FEDE bug fix 93573
123 +        if ( self.lfn[-1] != '/' ) : self.lfn = self.lfn + '/'
124 +
125 +        if int(self.publish_data) == 1 or  int(self.usenamespace) == 1:
126 +            self.lfn = self.lfn  + '${PSETHASH}/'
127 +            endpoint = endpoint  + '${PSETHASH}/'
128    
129          #extract SE name an SE_PATH (needed for publication)
130          SE, SE_PATH, User = self.splitEndpoint(endpoint)
131  
132 +        #### FEDE FOR XROOTD #####
133 +        #print "in getEndpoint di PhEDExDatasvcInfo.py: "
134 +        #print "    SE = ", SE
135 +        #print "    SE_PATH = ", SE_PATH
136 +        #print "    User = ", User
137 +        #print "    endpoint = ", endpoint
138 +        ##############################
139 +
140          return endpoint, self.lfn , SE, SE_PATH, User        
141        
142      def splitEndpoint(self, endpoint):
# Line 63 | Line 145 | class PhEDExDatasvcInfo:
145          '''
146          SE = ''
147          SE_PATH = ''
148 <        USER = ''
148 >        USER = getUserName()
149          if self.usePhedex:
150 <            if self.protocol == 'direct':
151 <                query=endpoint
152 <                SE_PATH = endpoint
150 >            ### FEDE PER TEST WITH XROOTD
151 >            if (self.protocol == 'direct' or self.protocol == 'stageout'):
152 >                SE = self.SE[self.sched]
153 >                SE_PATH = endpoint
154 >                #############################  
155 >                #print "    SE_PATH = ", SE_PATH
156              else:
157                  url = 'http://'+endpoint.split('://')[1]
73                # python > 2.4
74                # SE = urlparse(url).hostname
158                  scheme, host, path, params, query, fragment = urlparse(url)
159 <                SE = host.split(':')[0]
159 >                SE = self.getAuthoritativeSE()
160                  SE_PATH = endpoint.split(host)[1]
78            USER = (query.split('user')[1]).split('/')[1]
161          else:
162              SE = self.node
163 <            SE_PATH = self.user_se_path + self.user_lfn
164 <            try:
165 <                USER = (self.lfn.split('user')[1]).split('/')[1]
166 <            except:
167 <                pass
168 <
163 >            SE_PATH = self.user_se_path + self.user_remote_dir
164 >            if self.lfn.find('group') != -1:
165 >                try:
166 >                    USER = (self.lfn.split('group')[1]).split('/')[1]
167 >                except:
168 >                    pass
169          return SE, SE_PATH, USER
88  
170  
171      def getLFN(self):
172          """
# Line 98 | Line 179 | class PhEDExDatasvcInfo:
179              ## check if storage_name is a T2 (siteDB query)
180              ## if yes :match self.user_lfn with LFNBaseName...
181              ##     if NOT : raise (you are using a T2. It's not allowed stage out into self.user_path+self.user_lfn)  
182 <            lfn = self.user_lfn
182 >            lfn = self.user_remote_dir
183              return lfn
184          if self.publish_data_name == '' and int(self.publish_data) == 1:
185 <            msg = "Eeror. The [USER] section does not have 'publish_data_name'"
185 >            msg = "Error. The [USER] section does not have 'publish_data_name'\n"
186 >            msg += '\tFor further information please visit : \n\t%s'%self.dataPub_faq
187              raise CrabException(msg)
188          if self.publish_data_name == '' and int(self.usenamespace) == 1:
189             self.publish_data_name = "DefaultDataset"
190 <        if int(self.publish_data) == 1 or int(self.usenamespace) == 1:
190 >        if int(self.publish_data) == 1:
191 >            if self.sched in ['CAF']: l_User=True
192 >            primaryDataset = self.computePrimaryDataset()
193 >            ### added the case lfn = LFNBase(self.forced_path, primaryDataset, self.publish_data_name, publish=True)
194 >            ### for the publication in order to be able to check the lfn length  
195 >            lfn = LFNBase(self.forced_path, primaryDataset, self.publish_data_name, publish=True)
196 >        elif int(self.usenamespace) == 1:
197              if self.sched in ['CAF']: l_User=True
198              primaryDataset = self.computePrimaryDataset()
199 <            lfn = LFNBase(primaryDataset,self.publish_data_name,LocalUser=l_User)  + '/${PSETHASH}/'    
199 >            lfn = LFNBase(self.forced_path, primaryDataset, self.publish_data_name)
200          else:
201 <            if self.sched in ['LSF']: l_User=True
202 <            lfn = LFNBase(self.user_remote_dir,LocalUser=l_User)
201 >            if self.sched in ['CAF','LSF']: l_User=True
202 >            lfn = LFNBase(self.forced_path,self.user_remote_dir)
203 >
204 >        if ( lfn[-1] != '/' ) : lfn = lfn + '/'
205 >
206          return lfn
207  
208      def computePrimaryDataset(self):
# Line 124 | Line 215 | class PhEDExDatasvcInfo:
215              primarydataset = self.publish_data_name
216          return primarydataset
217      
218 <    def lfn2pfn(self):
218 >    def domPhedex(self,params,datasvc_baseUrl):
219          """
220          PhEDEx Data Service lfn2pfn call
221  
222 <        input:   LFN,node name,protocol
222 >        input:   params,datasvc_baseUrl
223          returns: DOM object with the content of the PhEDEx Data Service call
224          """  
134        params = {'node' : self.node , 'lfn': self.lfn , 'protocol': self.protocol}
225          params = urllib.urlencode(params)
136        datasvc_lfn2pfn="%s/lfn2pfn"%self.datasvc_url
137        urlresults = urllib.urlopen(datasvc_lfn2pfn, params)
226          try:
227 +            urlresults = urllib.urlopen(datasvc_baseUrl, params)
228              urlresults = parse(urlresults)
229 +        except IOError:
230 +            msg="Unable to access PhEDEx Data Service at %s"%datasvc_baseUrl
231 +            raise CrabException(msg)
232          except:
233              urlresults = None
234  
# Line 179 | Line 271 | class PhEDExDatasvcInfo:
271          returns: PFN
272          """
273          if self.usePhedex:
274 +            params = {'node' : self.node , 'lfn': self.lfn , 'protocol': self.protocol}
275 +            datasvc_lfn2pfn="%s/lfn2pfn"%self.datasvc_url
276              fullurl="%s/lfn2pfn?node=%s&lfn=%s&protocol=%s"%(self.datasvc_url,self.node,self.lfn,self.protocol)
277 <            domlfn2pfn = self.lfn2pfn()
277 >            #print "--->>> fullurl = ", fullurl
278 >            domlfn2pfn = self.domPhedex(params,datasvc_lfn2pfn)
279              if not domlfn2pfn :
280                  msg="Unable to get info from %s"%fullurl
281                  raise CrabException(msg)
# Line 192 | Line 287 | class PhEDExDatasvcInfo:
287    
288              stageoutpfn = self.parse_lfn2pfn(domlfn2pfn)
289              if not stageoutpfn:
290 <                msg ='Unable to get stageout path for Site %s. Maybe it does not correctly export its TFC. \n'%self.node
291 <                msg+='      Please alert the FacOps group through their savannah %s'%self.FacOps_savannah
290 >                msg ='Unable to get stageout path from TFC at Site %s \n'%self.node
291 >                msg+='      Please alert the CompInfraSup group through their savannah %s \n'%self.FacOps_savannah
292 >                msg+='      reporting: \n'
293 >                msg+='       Summary: Unable to get user stageout from TFC at Site %s \n'%self.node
294 >                msg+='       OriginalSubmission: stageout path is not retrieved from %s \n'%fullurl
295                  raise CrabException(msg)
296          else:
297 <            stageoutpfn = 'srm://'+self.node+':8443'+self.user_se_path+self.lfn
297 >            if self.sched in ['CAF','LSF','PBS'] :
298 >                stageoutpfn = self.user_se_path+self.lfn
299 >            else:
300 >                stageoutpfn = 'srm://'+self.node+':'+self.user_port+self.user_se_path+self.lfn
301  
302 +        if ( stageoutpfn[-1] != '/' ) : stageoutpfn = stageoutpfn + '/'
303          return stageoutpfn
304 +
305 +    def getAuthoritativeSE(self):
306 +        """
307 +        input:   node name
308 +        returns: AuthoritativeSE
309 +        """
310 +        params = {'node' : self.node }
311 +        datasvc_nodes="%s/nodes"%self.datasvc_url
312 +        fullurl="%s/nodes/?node=%s"%(self.datasvc_url,self.node)
313 +        domnodes = self.domPhedex(params,datasvc_nodes)
314 +
315 +        if not domnodes :
316 +            msg="Unable to get info from %s"%fullurl
317 +            raise CrabException(msg)
318 +
319 +        errormsg = self.parse_error(domnodes)
320 +        if errormsg:
321 +            msg="Error extracting info from %s due to: %s"%(fullurl,errormsg)
322 +            raise CrabException(msg)
323 +        result = domnodes.getElementsByTagName('phedex')
324 +        if not result:
325 +              return []
326 +        result = result[0]
327 +        se = None
328 +        node = result.getElementsByTagName('node')
329 +        for m in node:
330 +            se=m.getAttribute("se")
331 +            if se:
332 +                return se
333 +
334 +
335 + if __name__ == '__main__':
336 +  """
337 +  Sort of unit testing to check Phedex API for whatever site and/or lfn.
338 +  Usage:
339 +     python PhEDExDatasvcInfo.py --node T2_IT_Bari --lfn /store/maremma
340 +
341 +  """
342 +  import getopt,sys
343 +  from crab_util import *
344 +  import common
345 +  klass_name = 'SchedulerGlite'
346 +  klass = importName(klass_name, klass_name)
347 +  common.scheduler = klass()
348 +
349 +  lfn="/store/user/"
350 +  node='T2_IT_Bari'
351 +  valid = ['node=','lfn=']
352 +  try:
353 +       opts, args = getopt.getopt(sys.argv[1:], "", valid)
354 +  except getopt.GetoptError, ex:
355 +       print str(ex)
356 +       sys.exit(1)
357 +  for o, a in opts:
358 +        if o == "--node":
359 +            node = a
360 +        if o == "--lfn":
361 +            lfn = a
362 +  
363 +  mycfg_params = { 'USER.storage_element': node }
364 +  dsvc = PhEDExDatasvcInfo(mycfg_params)
365 +  dsvc.lfn = lfn
366 +  print dsvc.getStageoutPFN()
367 +

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