Inheritance diagram for cond2xml.CondXmlProcessor:

Public Member Functions
def	__del__ (self)

def	__init__ (self, condDBIn)

def	discover (self, payloadType)

def	payload2xml (self, session, payloadHash, destFile)

def	prepPayload2xml (self, payloadType)

Public Attributes
	conddb

	doCleanup

	fakePkgName

Private Attributes
	_pl2xml_tmpDir

Detailed Description

Definition at line 56 of file cond2xml.py.

Constructor & Destructor Documentation

def cond2xml.CondXmlProcessor.__init__	(	self,
		condDBIn
	)

Definition at line 58 of file cond2xml.py.

     def __init__(self, condDBIn):
         self.conddb = condDBIn
 
         if not os.path.exists( os.path.join( os.environ['CMSSW_BASE'], 'src') ):
             raise Exception("Looks like you are not running in a CMSSW developer area, $CMSSW_BASE/src/ does not exist")
 
         self.fakePkgName = "fakeSubSys4pl/fakePkg4pl"
         self._pl2xml_tmpDir = os.path.join( os.environ['CMSSW_BASE'], 'src', self.fakePkgName )
 
         self.doCleanup = False
 

def cond2xml.CondXmlProcessor.__del__ ( self )

Definition at line 69 of file cond2xml.py.

References cond2xml.CondXmlProcessor.doCleanup, and join().

     def __del__(self):
 
         if self.doCleanup: 
             shutil.rmtree( '/'.join( self._pl2xml_tmpDir.split('/')[:-1] ) )
         return 
 

Member Function Documentation

def cond2xml.CondXmlProcessor.discover	(	self,
		payloadType
	)

Definition at line 75 of file cond2xml.py.

References dir, and cond2xml.localLibName().

Referenced by cond2xml.CondXmlProcessor.prepPayload2xml().

     def discover(self, payloadType):
 
         libName = 'pluginUtilities_payload2xml.so'
         # first search: developer area or main release
         libDir = os.path.join( os.environ["CMSSW_BASE"], 'lib', os.environ["SCRAM_ARCH"] )
         devLibDir = libDir
         libPath = os.path.join( devLibDir, libName )
         releaseBase = os.environ["CMSSW_RELEASE_BASE"]
         devCheckout = (releaseBase != '')
         if not devCheckout:
             logging.debug('Looks like the current working environment is a read-only release')
         if not os.path.exists( libPath ) and devCheckout:
             # main release ( for dev checkouts )
             libDir = os.path.join( releaseBase, 'lib', os.environ["SCRAM_ARCH"] )
             libPath = os.path.join( libDir, libName )
             if not os.path.exists( libPath ):
                 if "CMSSW_FULL_RELEASE_BASE" in os.environ:
                     libDir = os.path.join( os.environ["CMSSW_FULL_RELEASE_BASE"], 'lib', os.environ["SCRAM_ARCH"] )
                     libPath = os.path.join( libDir, libName )
         if not os.path.exists( libPath ):
             # it should never happen!
             raise Exception('No built-in library %s found with XML converters.' %libPath)
         logging.debug("Importing built-in library %s" %libPath)
         module = importlib.import_module( libName.replace('.so', '') )
         functors = dir(module)
         funcName = payloadType+'2xml'
         if funcName in functors:
             logging.info('XML converter for payload class %s found in the built-in library.' %payloadType)
             return getattr( module, funcName)
         if not devCheckout:
             # give-up if it is a read-only release...
             raise Exception('No XML converter suitable for payload class %s has been found in the built-in library.')
         libName = 'plugin%s.so' %localLibName( payloadType )
         libPath = os.path.join( devLibDir, libName )
         if os.path.exists( libPath ):
             logging.info('Found local library with XML converter for class %s' %payloadType )
             module = importlib.import_module( libName.replace('.so', '') )
             return getattr( module, funcName)
         logging.warning('No XML converter for payload class %s found in the built-in library.' %payloadType)
         return None
 

def cond2xml.CondXmlProcessor.payload2xml	(	self,
		session,
		payloadHash,
		destFile
	)

Definition at line 174 of file cond2xml.py.

References ALCARECOTkAlBeamHalo_cff.filter, cond2xml.CondXmlProcessor.prepPayload2xml(), edm.print(), cond2xml.sanitize(), and str.

     def payload2xml(self, session, payloadHash, destFile):
 
         Payload = session.get_dbtype(self.conddb.Payload)
         # get payload from DB:
         result = session.query(Payload.data, Payload.object_type).filter(Payload.hash == payloadHash).one()
         data, plType = result
         logging.info('Found payload of type %s' %plType)
 
         convFuncName = sanitize(plType)+'2xml'
         xmlConverter = self.prepPayload2xml(plType)
 
         if xmlConverter is not None:
             obj = xmlConverter()
             resultXML = obj.write( str(data) )
             if destFile is None:
                 print(resultXML)    
             else:
                 with open(destFile, 'w') as outFile:
                     outFile.write(resultXML)
                     outFile.close()

def cond2xml.CondXmlProcessor.prepPayload2xml	(	self,
		payloadType
	)

Definition at line 116 of file cond2xml.py.

References cond2xml.CondXmlProcessor._pl2xml_tmpDir, cond2xml.CondXmlProcessor.discover(), cond2xml.CondXmlProcessor.doCleanup, and cond2xml.localLibName().

Referenced by cond2xml.CondXmlProcessor.payload2xml().

     def prepPayload2xml(self, payloadType):
 
         converter = self.discover(payloadType)
         if converter: return converter
 
         #otherwise, go for the code generation in the local checkout area.
         startTime = time.time()
 
         libName = localLibName( payloadType )
         pluginName = 'plugin%s' % libName
         tmpLibName = "Tmp_payload2xml"
         tmpPluginName = 'plugin%s' %tmpLibName
 
         libDir = os.path.join( os.environ["CMSSW_BASE"], 'lib', os.environ["SCRAM_ARCH"] )
         tmpLibFile = os.path.join( libDir,tmpPluginName+'.so' )
         code = payload2xmlCodeTemplate %(pluginName,payloadType) 
 
         tmpSrcFileName = 'Local_2XML.cpp' 
         tmpDir = self._pl2xml_tmpDir
         if ( os.path.exists( tmpDir ) ) :
             msg = '\nERROR: %s already exists, please remove if you did not create that manually !!' % tmpDir
             raise Exception(msg)
 
         logging.debug('Creating temporary package %s' %self._pl2xml_tmpDir)
         os.makedirs( tmpDir+'/plugins' )
 
         buildFileName = "%s/plugins/BuildFile.xml" % (tmpDir,)
         with open(buildFileName, 'w') as buildFile:
             buildFile.write( buildFileTemplate %(tmpSrcFileName,tmpLibName) )
             buildFile.close()
 
         tmpSrcFilePath = "%s/plugins/%s" % (tmpDir, tmpSrcFileName,)
         with open(tmpSrcFilePath, 'w') as codeFile:
             codeFile.write(code)
             codeFile.close()
 
         cmd = "source $CMS_PATH/cmsset_default.sh;"
         cmd += "(cd %s ; scram b 2>&1 >build.log)" %tmpDir
         pipe = subprocess.Popen( cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT )
         out, err = pipe.communicate()
         ret = pipe.returncode
 
         buildTime = time.time()-startTime
         logging.info("Building done in %s sec., return code from build: %s" %(buildTime,ret) )
 
         if (ret != 0):
             logging.error("Local build for xml dump failed.")
             return None
 
         libFile = os.path.join(libDir,pluginName + '.so')
         shutil.copyfile(tmpLibFile,libFile)
 
         module =  importlib.import_module( pluginName )
         funcName = payloadType+'2xml'
         functor = getattr( module, funcName ) 
         self.doCleanup = True
         return functor
 