Use Git version of STCOND if possible

ST/STMonitors/python/ONLINE/General.py

@@ -18,7 +18,7 @@ def patchMessages():
   msg=Configs.LHCb__FmcMessageSvc('MessageSvc')
   msg.LoggerOnly = True
   msg.fifoPath = os.environ['LOGFIFO']
-  msg.OutputLevel = 3 
+  msg.OutputLevel = 3
   msg.doPrintAlways = True #False
 
 def SetupApplicationMgr(task):
@@ -42,7 +42,7 @@ def SetupApplicationMgr(task):
 
   for i in [ 'ToolSvc' , 'AuditorSvc' ] :
     ApplicationMgr().ExtSvc.append( i )
- 
+
     #importOptions("/group/st/sw/OnlineMonitoring/scripts/Online.opts")
 
   mepMgr = OnlineEnv.mepManager(OnlineEnv.PartitionID,OnlineEnv.PartitionName,['Events'],True)
@@ -96,6 +96,29 @@ def DatabaseTags(task):
   CondDB().EnableRunStampCheck = False
 
   if task in [ 'STCalibMon', 'ITNZSMon', 'TTNZSMon' ]:
+    try:
+        from DDDB.Configuration import GIT_CONDDBS
+    except ImportError:
+        GIT_CONDDBS = {}
+    if 'STCOND' in GIT_CONDDBS:
+        # get Git CondDB access component
+        from Configurables import GitEntityResolver, XmlParserSvc
+        from Gaudi.Configuration import appendPostConfigAction
+        GitSTCOND = GitEntityResolver('GitSTCOND',
+                                      PathToRepository=GIT_CONDDBS['STCOND'])
+        GitSTCOND.Ignore = r'^(?!(lhcb\.xml$|[IT]TCondDB)).*$'
+        # FIXME: this is ugly but it's unavoidable until we get
+        #        https://its.cern.ch/jira/browse/LHCBPS-1738 fixed
+        def inject_git_stcond():
+            try:
+                xps = XmlParserSvc()
+                xps.EntityResolver.EntityResolvers.insert(0, GitSTCOND)
+            except AttributeError:
+                # ignore non git-based configuration
+                pass
+        appendPostConfigAction(inject_git_stcond)
+    # it's fine to set the SQLite access when using Git because it's ignored
+    # in that case
     from Configurables import CondDB, CondDBAccessSvc
     connection="sqlite_file:$STSQLDDDBROOT/db/STCOND.db/COND"
     CondDB().addLayer(CondDBAccessSvc("COND",ConnectionString=connection))