improve message for malformed dataset names

[belforte]

a user submitted without the initial '/' in the input dataset name in the config and got this.
We can surely to do better and report clearly that dataset name is invalid.

On 23/10/2021 00:12, Redwan Habibullah wrote:
> 
> *** Discussion title: Computing Tools
> 
> Dear experts,
> I am using the following config file [1] in CMSSW_12_0_0_pre4.With the crab config file-
> 
> from CRABClient.UserUtilities import config
> config = config()
> 
> config.General.requestName = 'MiniAOD_SUSYGluGluToHToAA_AToMuMu_AToTauTau_M-125_M-7_MainSkim_Summer20UL17-106X_mc2017_v3'
> config.General.workArea = 'crab_projects'
> config.General.transferOutputs = True
> 
> config.JobType.pluginName = 'Analysis'
> config.JobType.psetName = '../rerunTauRecoOnMiniAOD_WithClean_Custom.py'
> config.JobType.numCores = 4
> config.JobType.maxMemoryMB = 10000
> 
> config.JobType.allowUndistributedCMSSW = True
> config.Data.inputDataset ='SUSYGluGluToHToAA_AToMuMu_AToTauTau_M-125_M-7_TuneCP5_13TeV_madgraph_pythia8/RunIISummer20UL17MiniAOD-106X_mc2017_realistic_v6-v3/MINIAODSIM'
> config.Data.inputDBS = 'global'
> config.Data.splitting = 'FileBased'
> config.Data.unitsPerJob = 2
> config.Data.outLFNDirBase = '/store/user/rhabibul/'
> config.Data.publication = True
> config.Data.outputDatasetTag = 'MiniAOD_SUSYGluGluToHToAA_AToMuMu_AToTauTau_M-125_M-7_MainSkim_Summer20UL17-106X_mc2017_v3'
> config.Site.storageSite = 'T2_CH_CERN'
> config.Site.blacklist = ['T3_KR_KNU', 'T3_FR_IPNL', 'T2_TR_METU', 'T2_TW_NCHC', 'T2_BE_IIHE', 'T3_US_Baylor']
> 
> ------------------------------------------X--------------------------------
>   
> I try to submit the command using -
> 
> ```
> crab-dev submit -c crabConfig_H125AA07.py
> 
> ```
> 
> My jobs fail at submission. And the error comes out to be -
> ---------------------------------X-------------------------------------
> [rhabibul@cmslpc161 crabConfig]$ emacs -nw crabConfig_H125AA07.py
> emacs: /cvmfs/cms.cern.ch/slc7_amd64_gcc900/cms/cmssw/CMSSW_12_0_0_pre4/external/slc7_amd64_gcc900/lib/libtiff.so.5: no version information available (required by emacs)
> [rhabibul@cmslpc161 crabConfig]$ crab-dev submit -c crabConfig_H125AA07.py                                                            Will use CRAB configuration file crabConfig_H125AA07.py
> Importing CMSSW configuration ../rerunTauRecoOnMiniAOD_WithClean_Custom.py
> Finished importing CMSSW configuration ../rerunTauRecoOnMiniAOD_WithClean_Custom.py
> You are requesting more than 1 core per job. Please make sure that your multi-threaded code is thread-safe and CPU-efficient, and request the correct amount of memory since the default 'maxMemoryMB' value is meant for single core jobs.
> Sending the request to the server at cmsweb.cern.ch
> Fatal error trying to connect to https://cmsweb.cern.ch:8443/crabserver/prod/workflow using dryrun=0&workflow=crab_MiniAOD_SUSYGluGluToHToAA_AToMuMu_AToTauTau_M-125_M-7_MainSkim_Summer20UL17-106X_mc2017_v3&saveoutput=1&savelogsflag=0&inputdata=SUSYGluGluToHToAA_AToMuMu_AToTauTau_M-125_M-7_TuneCP5_13TeV_madgraph_pythia8%2FRunIISummer20UL17MiniAOD-106X_mc2017_realistic_v6-v3%2FMINIAODSIM&primarydataset=&nonvaliddata=0&dbsurl=https%3A%2F%2Fcmsweb.cern.ch%2Fdbs%2Fprod%2Fglobal%2FDBSReader&useparent=0&ignorelocality=0&splitalgo=FileBased&algoargs=2&totalunits=0&lfn=%2Fstore%2Fuser%2Frhabibul%2F&publication=1&publishdbsurl=https%3A%2F%2Fcmsweb.cern.ch%2Fdbs%2Fprod%2Fphys03%2FDBSWriter&publishname2=MiniAOD_SUSYGluGluToHToAA_AToMuMu_AToTauTau_M-125_M-7_MainSkim_Summer20UL17-106X_mc2017_v3&publishgroupname=0&jobtype=Analysis&generator=pythia&maxjobruntime=1250&numcores=4&maxmemory=10000&priority=10&nonprodsw=1&asyncdest=T2_CH_CERN&oneEventMode=0&ignoreglobalblacklist=0&jobarch=slc7_amd64_gcc900&jobsw=CMSSW_12_0_0_pre4&cacheurl=https%3A%2F%2Fcmsweb.cern.ch%2FS3%2Fcrabcache_prod&cachefilename=e9bf80315d634bf9a40e7761bb4f8bee242bac4637e126c0117b9ab0d8474426.tar.gz&debugfilename=f39d170b92d1a9761de7d5b985629f6e23b388f25f2290c0886d9eef9bbd7a5b.tar.gz&siteblacklist=T3_KR_KNU&siteblacklist=T3_FR_IPNL&siteblacklist=T2_TR_METU&siteblacklist=T2_TW_NCHC&siteblacklist=T2_BE_IIHE&siteblacklist=T3_US_Baylor&edmoutfiles=miniAOD_TauReco_ak4PFJets_ggH_2017.root.
> The server answered with an error.
> ERROR: AttributeError: 'RESTInterfaceException' object has no attribute 'message'
> 
>          Please email hn-cms-computing-tools@cern.ch for support with the crab.log file or crab.log URL.
>          Client Version: v3.211015
>          Please use 'crab uploadlog' to upload the log file /uscms_data/d3/rhabibul/MiniAODCleaner_12X_New/CMSSW_12_0_0_pre4/src/MiniAODSkimmer/MiniAODCleaner/test/crabConfig/crab_projects/crab_MiniAOD_SUSYGluGluToHToAA_AToMuMu_AToTauTau_M-125_M-7_MainSkim_Summer20UL17-106X_mc2017_v3/crab.log to the CRAB cache.
> ---------------------------------------X-----------------------------------
> 
> Any help will be appreciated.
> cheers,
> Redwan
> 
> [1]https://github.com/red1habibullah/MiniAODSkimmer/blob/master/MiniAODCleaner/test/rerunTauRecoOnMiniAOD_WithClean_Custom.py
> 
> -------------------------------------------------------------
> Visit this CMS message (to reply or unsubscribe) at:
> https://hypernews.cern.ch/HyperNews/CMS/get/computing-tools/6201.html
>