add simple harvesting config for FastTime service

HLTrigger/Timer/test/FastTimerHarvest.py

@@ -0,0 +1,36 @@
+import FWCore.ParameterSet.Config as cms
+from FWCore.ParameterSet.VarParsing import VarParsing
+
+options = VarParsing()
+options.register("multirun", False, VarParsing.multiplicity.singleton, VarParsing.varType.bool)
+options.parseArguments()
+
+process = cms.Process('HARVESTING')
+
+# read all the DQMIO files produced by the previous jobs
+process.source = cms.Source("DQMRootSource",
+    fileNames = cms.untracked.vstring(
+        "file:DQM.root",
+    )
+)
+
+# DQMStore service
+process.load('DQMServices.Core.DQMStore_cfi')
+
+# FastTimerService client
+process.load('HLTrigger.Timer.fastTimerServiceClient_cfi')
+process.fastTimerServiceClient.dqmPath = "HLT/TimerService"
+
+# DQM file saver
+process.load('DQMServices.Components.DQMFileSaver_cfi')
+process.dqmSaver.workflow = "/HLT/FastTimerService/All"
+
+process.DQMFileSaverOutput = cms.EndPath( process.fastTimerServiceClient + process.dqmSaver )
+
+if options.multirun:
+    # multirun harvesting
+    process.DQMStore.collateHistograms  = True
+    process.dqmSaver.saveByRun      = -1
+    process.dqmSaver.saveAtJobEnd   = True
+    process.dqmSaver.forceRunNumber = 999999
+