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Comparing COMP/CRAB/python/PhEDExDatasvcInfo.py (file contents):
Revision 1.4 by spiga, Sun Sep 21 12:41:57 2008 UTC vs.
Revision 1.40 by fanzago, Wed Jul 13 17:08:40 2011 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.user_port = cfg_params.get("USER.storage_port",'8443')
55          self.user_se_path = cfg_params.get("USER.storage_path",'')
56 <      
56 >        if self.user_se_path:
57 >            if ( self.user_se_path[-1] != '/' ) : self.user_se_path = self.user_se_path + '/'
58 >                                                    
59          #check if using "private" Storage
60 <        self.usePhedex = True
61 <        if (self.node.find('T1_') + self.node.find('T2_')+self.node.find('T3_')) == -3: self.usePhedex = False
62 <        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'
60 >        if not self.node :
61 >            msg = 'Please specify the storage_element name in your crab.cfg section [USER].\n'
62 >            msg +='\tFor further information please visit : %s'%self.stage_out_faq
63              raise CrabException(msg)
64 <        self.sched = common.scheduler.name().upper()
64 >        if (self.node.find('T1_') + self.node.find('T2_')+self.node.find('T3_')) == -3: self.usePhedex = False
65  
66 <        self.protocol = self.srm_version
67 <        if self.sched in ['CAF','LSF']:self.protocol = 'direct'
66 >        if not self.usePhedex and ( self.user_remote_dir == '' or self.user_se_path == '' ):
67 >            ##### remove
68 >            ####### FEDE FOR BUG 73010 ############
69 >            print "--------->>>> self = ", self
70 >            task = common._db.getTask()
71 >            print "task = ", task
72 >            print "common.work_space = ", common.work_space._top_dir
73 >            print "removing common.work_space"
74 >            add = '\n'
75 >            import shutil
76 >            try:
77 >                shutil.rmtree(common.work_space._top_dir)
78 >            except OSError:
79 >                add += '\t Warning: problems removing the dir ' + common.work_space._top_dir + ' \n'
80 >                add += '\t Please remove it by hand'
81 >            #common.work_space.delete()
82 >
83 >            msg = 'Error: you are asking to stage out without using CMS Storage Name convention. In this case you \n'
84 >            msg += '\t must specify both user_remote_dir and storage_path in the crab.cfg section [USER].\n '
85 >            msg += '\t Otherwise this task can not be correctly created. \n'
86 >            msg += '\t For further information please visit : \n\t%s'%self.stage_out_faq
87 >            msg += add
88 >            raise CrabException(msg)
89 >            #########################################
90  
91 +        self.forced_path = '/store/user/'
92 +        if self.sched in ['CAF','LSF','PBS']:
93 +            self.srm_version = 'direct'
94 +            self.SE = {'CAF':'caf.cern.ch', 'LSF':'', 'PBS':''}
95 +            if self.sched == 'CAF': self.forced_path = '/store/caf/user/'
96 +            
97 +        if not self.usePhedex:
98 +            self.forced_path = self.user_remote_dir
99          return
100  
101      def getEndpoint(self):  
# Line 51 | Line 106 | class PhEDExDatasvcInfo:
106  
107          #extract the PFN for the given node,LFN,protocol
108          endpoint = self.getStageoutPFN()
109 +        if ( endpoint[-1] != '/' ) : endpoint = endpoint + '/'
110    
111          #extract SE name an SE_PATH (needed for publication)
112          SE, SE_PATH, User = self.splitEndpoint(endpoint)
# Line 63 | Line 119 | class PhEDExDatasvcInfo:
119          '''
120          SE = ''
121          SE_PATH = ''
122 <        USER = ''
122 >        USER = getUserName()
123          if self.usePhedex:
124              if self.protocol == 'direct':
125                  query=endpoint
126                  SE_PATH = endpoint
127 +                SE = self.SE[self.sched]
128              else:
129                  url = 'http://'+endpoint.split('://')[1]
73                # python > 2.4
74                # SE = urlparse(url).hostname
130                  scheme, host, path, params, query, fragment = urlparse(url)
131 <                SE = host.split(':')[0]
131 >                SE = self.getAuthoritativeSE()
132                  SE_PATH = endpoint.split(host)[1]
78            USER = (query.split('user')[1]).split('/')[1]
133          else:
134 +           #### to test #####
135 +           # url = 'http://'+endpoint.split('://')[1]
136 +           # scheme, host, path, params, query, fragment = urlparse(url)
137 +           # SE = host.split(':')[0]
138 +           # SE_PATH = endpoint.split(host)[1]
139              SE = self.node
140 <            SE_PATH = self.user_se_path + self.user_lfn
141 <            try:
142 <                USER = (self.lfn.split('user')[1]).split('/')[1]
143 <            except:
144 <                pass
145 <
140 >            SE_PATH = self.user_se_path + self.user_remote_dir
141 >            if self.lfn.find('group') != -1:
142 >                try:
143 >                    USER = (self.lfn.split('group')[1]).split('/')[1]
144 >                except:
145 >                    pass
146          return SE, SE_PATH, USER
88  
147  
148      def getLFN(self):
149          """
# Line 98 | Line 156 | class PhEDExDatasvcInfo:
156              ## check if storage_name is a T2 (siteDB query)
157              ## if yes :match self.user_lfn with LFNBaseName...
158              ##     if NOT : raise (you are using a T2. It's not allowed stage out into self.user_path+self.user_lfn)  
159 <            lfn = self.user_lfn
159 >            lfn = self.user_remote_dir
160              return lfn
161          if self.publish_data_name == '' and int(self.publish_data) == 1:
162 <            msg = "Eeror. The [USER] section does not have 'publish_data_name'"
162 >            msg = "Error. The [USER] section does not have 'publish_data_name'\n"
163 >            msg += '\tFor further information please visit : \n\t%s'%self.dataPub_faq
164              raise CrabException(msg)
165          if self.publish_data_name == '' and int(self.usenamespace) == 1:
166             self.publish_data_name = "DefaultDataset"
167 <        if int(self.publish_data) == 1 or int(self.usenamespace) == 1:
167 >        if int(self.publish_data) == 1:
168 >            if self.sched in ['CAF']: l_User=True
169 >            primaryDataset = self.computePrimaryDataset()
170 >            ### added the case lfn = LFNBase(self.forced_path, primaryDataset, self.publish_data_name, publish=True)
171 >            ### for the publication in order to be able to check the lfn length  
172 >            lfn = LFNBase(self.forced_path, primaryDataset, self.publish_data_name, publish=True)  + '/${PSETHASH}/'    
173 >        elif int(self.usenamespace) == 1:
174              if self.sched in ['CAF']: l_User=True
175              primaryDataset = self.computePrimaryDataset()
176 <            lfn = LFNBase(primaryDataset,self.publish_data_name,LocalUser=l_User)  + '/${PSETHASH}/'    
176 >            lfn = LFNBase(self.forced_path, primaryDataset, self.publish_data_name)  + '/${PSETHASH}/'    
177          else:
178 <            if self.sched in ['LSF']: l_User=True
179 <            lfn = LFNBase(self.user_remote_dir,LocalUser=l_User)
178 >            if self.sched in ['CAF','LSF']: l_User=True
179 >            lfn = LFNBase(self.forced_path,self.user_remote_dir)
180 >        if ( lfn[-1] != '/' ) : lfn = lfn + '/'
181          return lfn
182  
183      def computePrimaryDataset(self):
# Line 124 | Line 190 | class PhEDExDatasvcInfo:
190              primarydataset = self.publish_data_name
191          return primarydataset
192      
193 <    def lfn2pfn(self):
193 >    def domPhedex(self,params,datasvc_baseUrl):
194          """
195          PhEDEx Data Service lfn2pfn call
196  
197 <        input:   LFN,node name,protocol
197 >        input:   params,datasvc_baseUrl
198          returns: DOM object with the content of the PhEDEx Data Service call
199          """  
134        params = {'node' : self.node , 'lfn': self.lfn , 'protocol': self.protocol}
200          params = urllib.urlencode(params)
136        datasvc_lfn2pfn="%s/lfn2pfn"%self.datasvc_url
137        urlresults = urllib.urlopen(datasvc_lfn2pfn, params)
201          try:
202 +            urlresults = urllib.urlopen(datasvc_baseUrl, params)
203              urlresults = parse(urlresults)
204 +        except IOError:
205 +            msg="Unable to access PhEDEx Data Service at %s"%datasvc_baseUrl
206 +            raise CrabException(msg)
207          except:
208              urlresults = None
209  
# Line 179 | Line 246 | class PhEDExDatasvcInfo:
246          returns: PFN
247          """
248          if self.usePhedex:
249 +            params = {'node' : self.node , 'lfn': self.lfn , 'protocol': self.protocol}
250 +            datasvc_lfn2pfn="%s/lfn2pfn"%self.datasvc_url
251              fullurl="%s/lfn2pfn?node=%s&lfn=%s&protocol=%s"%(self.datasvc_url,self.node,self.lfn,self.protocol)
252 <            domlfn2pfn = self.lfn2pfn()
252 >            domlfn2pfn = self.domPhedex(params,datasvc_lfn2pfn)
253              if not domlfn2pfn :
254                  msg="Unable to get info from %s"%fullurl
255                  raise CrabException(msg)
# Line 192 | Line 261 | class PhEDExDatasvcInfo:
261    
262              stageoutpfn = self.parse_lfn2pfn(domlfn2pfn)
263              if not stageoutpfn:
264 <                msg ='Unable to get stageout path for Site %s. Maybe it does not correctly export its TFC. \n'%self.node
265 <                msg+='      Please alert the FacOps group through their savannah %s'%self.FacOps_savannah
264 >                msg ='Unable to get stageout path from TFC at Site %s \n'%self.node
265 >                msg+='      Please alert the CompInfraSup group through their savannah %s \n'%self.FacOps_savannah
266 >                msg+='      reporting: \n'
267 >                msg+='       Summary: Unable to get user stageout from TFC at Site %s \n'%self.node
268 >                msg+='       OriginalSubmission: stageout path is not retrieved from %s \n'%fullurl
269                  raise CrabException(msg)
270          else:
271 <            stageoutpfn = 'srm://'+self.node+':8443'+self.user_se_path+self.lfn
271 >            if self.sched in ['CAF','LSF','PBS'] :
272 >                stageoutpfn = self.user_se_path+self.lfn
273 >            else:
274 >                stageoutpfn = 'srm://'+self.node+':'+self.user_port+self.user_se_path+self.lfn
275  
276 +        if ( stageoutpfn[-1] != '/' ) : stageoutpfn = stageoutpfn + '/'
277          return stageoutpfn
278 +
279 +    def getAuthoritativeSE(self):
280 +        """
281 +        input:   node name
282 +        returns: AuthoritativeSE
283 +        """
284 +        params = {'node' : self.node }
285 +        datasvc_nodes="%s/nodes"%self.datasvc_url
286 +        fullurl="%s/nodes/?node=%s"%(self.datasvc_url,self.node)
287 +        domnodes = self.domPhedex(params,datasvc_nodes)
288 +
289 +        if not domnodes :
290 +            msg="Unable to get info from %s"%fullurl
291 +            raise CrabException(msg)
292 +
293 +        errormsg = self.parse_error(domnodes)
294 +        if errormsg:
295 +            msg="Error extracting info from %s due to: %s"%(fullurl,errormsg)
296 +            raise CrabException(msg)
297 +        result = domnodes.getElementsByTagName('phedex')
298 +        if not result:
299 +              return []
300 +        result = result[0]
301 +        se = None
302 +        node = result.getElementsByTagName('node')
303 +        for m in node:
304 +            se=m.getAttribute("se")
305 +            if se:
306 +                return se
307 +
308 +
309 + if __name__ == '__main__':
310 +  """
311 +  Sort of unit testing to check Phedex API for whatever site and/or lfn.
312 +  Usage:
313 +     python PhEDExDatasvcInfo.py --node T2_IT_Bari --lfn /store/maremma
314 +
315 +  """
316 +  import getopt,sys
317 +  from crab_util import *
318 +  import common
319 +  klass_name = 'SchedulerGlite'
320 +  klass = importName(klass_name, klass_name)
321 +  common.scheduler = klass()
322 +
323 +  lfn="/store/user/"
324 +  node='T2_IT_Bari'
325 +  valid = ['node=','lfn=']
326 +  try:
327 +       opts, args = getopt.getopt(sys.argv[1:], "", valid)
328 +  except getopt.GetoptError, ex:
329 +       print str(ex)
330 +       sys.exit(1)
331 +  for o, a in opts:
332 +        if o == "--node":
333 +            node = a
334 +        if o == "--lfn":
335 +            lfn = a
336 +  
337 +  mycfg_params = { 'USER.storage_element': node }
338 +  dsvc = PhEDExDatasvcInfo(mycfg_params)
339 +  dsvc.lfn = lfn
340 +  print dsvc.getStageoutPFN()
341 +

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