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root/cvsroot/COMP/CRAB/python/DLSInfo.py
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Comparing COMP/CRAB/python/DLSInfo.py (file contents):
Revision 1.7 by afanfani, Tue May 30 22:54:49 2006 UTC vs.
Revision 1.21 by spiga, Sun Sep 7 16:23:24 2008 UTC

# Line 5 | Line 5 | from crab_exceptions import *
5   from crab_util import *
6   import common
7  
8 < try:
9 <    import dlsApi
10 <    import dlsClient
11 <    from dlsDataObjects import DlsLocation, DlsFileBlock, DlsEntry
12 < except:
13 <    try:
14 <        Crabpydir=commands.getoutput('which crab')
15 <        Topdir=string.replace(Crabpydir,'/python/crab','')
16 <        sys.path.append(Topdir+'/DLSAPI')
17 <        import dlsApi
18 <        import dlsClient
19 <        from dlsDataObjects import DlsLocation, DlsFileBlock, DlsEntry
20 <    except:
21 <        msg="ERROR no DLS API available"
22 <        raise CrabException(msg)
8 > import dlsApi
9 > import dlsClient
10 > from dlsDataObjects import DlsLocation, DlsFileBlock, DlsEntry
11                                                                                              
24 ## for python 2.2 add the pyexpat.so to PYTHONPATH
25 pythonV=sys.version.split(' ')[0]
26 if pythonV.find('2.2') >= 0 :
27 Crabpydir=commands.getoutput('which crab')
28 Topdir=string.replace(Crabpydir,'/python/crab','')
29 extradir=Topdir+'/DLSAPI/extra'
30 if sys.path.count(extradir) <= 0:
31   if os.path.exists(extradir):
32    sys.path.insert(0, extradir)
33
34
12   class DLSError:
13      def __init__(self, fileblocks):
14          print '\nERROR accessing DLS for fileblock '+fileblocks+'\n'
# Line 40 | Line 17 | class DLSError:
17  
18   class DLSNoReplicas(exceptions.Exception):
19      def __init__(self, FileBlock):
20 <        args ="No replicas exists for fileblock: "+FileBlock+"\n"
21 <        exceptions.Exception.__init__(self, args)
20 >        self.args ="No replicas exists for fileblock: "+FileBlock+"\n"
21 >        exceptions.Exception.__init__(self, self.args)
22          pass
23  
24      def getClassName(self):
# Line 58 | Line 35 | class DLSNoReplicas(exceptions.Exception
35   ##############################################################################
36  
37   class DLSInfo:
38 <    def __init__(self, type):
39 <        if type=="DLS_TYPE_DLI":
40 <           endpoint="lfc-cms-test.cern.ch/grid/cms/DLS/LFCProto"
41 <           try:
42 <             import xml.dom.ext.reader
43 <           except:
44 <             crabdir=os.getenv('CRABDIR')
45 < ## Let the user set up PyXML by hand
46 <             msg="Need to setup the PyXML python module. Do the following:\n"
47 <             msg+="  cd %s/DLSAPI\n"%crabdir
48 <             msg+="  ./InstallPyXML.sh"
49 <             raise CrabException(msg)
50 <
74 <        elif type=="DLS_TYPE_MYSQL":
75 <           endpoint="lxgate10.cern.ch:18081"
38 >    def __init__(self, type, cfg_params):
39 >        self.cfg_params = cfg_params
40 >        if type=="DLS_TYPE_DBS":
41 >            # use dbs_url as dls_endpoint if dls_type is dbs
42 >            try:
43 >                endpoint=self.cfg_params['CMSSW.dbs_url']
44 >            except KeyError:
45 >                endpoint="http://cmsdbsprod.cern.ch/cms_dbs_prod_global/servlet/DBSServlet"
46 >        elif type=="DLS_TYPE_PHEDEX":
47 >            try:
48 >                endpoint=self.cfg_params['CMSSW.dls_phedex_url']
49 >            except KeyError:
50 >                endpoint='http://cmsweb.cern.ch/phedex/datasvc/xml/prod/'
51          else:
52 <           msg = "DLS type %s not among the supported DLS ( DLS_TYPE_DLI and DLS_TYPE_MYSQL ) "%type
53 <           raise CrabException(msg)
52 >            msg = "DLS type %s not among the supported DLS ( DLS_TYPE_DLI and DLS_TYPE_MYSQL ) "%type
53 >            raise CrabException(msg)
54  
55 +        common.logger.debug(5,"DLS interface: %s Server %s"%(type,endpoint))      
56 +        print "DLS interface: %s Server %s"%(type,endpoint)      
57          try:
58 <          self.api = dlsClient.getDlsApi(dls_type=type,dls_endpoint=endpoint)
58 >            self.api = dlsClient.getDlsApi(dls_type=type,dls_endpoint=endpoint)
59          except dlsApi.DlsApiError, inst:
60 <          msg = "Error when binding the DLS interface: %s  Server %s"%(str(inst),self.DLSServer_)
61 <          #print msg
62 <          raise CrabException(msg)
63 <
60 >            msg = "Error when binding the DLS interface: %s  Server %s"%(str(inst),endpoint)
61 >            #print msg
62 >            raise CrabException(msg)
63 >
64   # ####################################
65      def getReplicas(self,fileblocks):
66          """
67          query DLS to get replicas
68          """
69          ##
70 +        entryList=self.api.getLocations([fileblocks])
71          try:
72 <          entryList=self.api.getLocations([fileblocks])
72 >            entryList=self.api.getLocations([fileblocks])
73          except dlsApi.DlsApiError, inst:
74 <          msg = "Error in the DLS query: %s." % str(inst)
75 <          #print msg
76 <          raise DLSNoReplicas(fileblocks)
74 >            #msg = "Error in the DLS query: %s." % str(inst)
75 >            #print msg
76 >            raise DLSNoReplicas(fileblocks)
77  
78          ListSites=[]
79          for entry in entryList:
80 <         for loc in entry.locations:
81 <           ListSites.append(str(loc.host))
80 >            for loc in entry.locations:
81 >                ListSites.append(str(loc.host))
82          if len(ListSites)<=0:
83 <          raise DLSNoReplicas(fileblocks)
83 >            raise DLSNoReplicas(fileblocks)
84  
85          return ListSites        

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