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#!/usr/bin/env python3
"""Syntax: updateCMLcfgToCurrentRelease [-h] -r relNumber xmlcfgfile newfilename
-h This text
-r relNumber tell the script
xmlcfgfile: File to update
newfilename: Name of the file where the changes are going to be saved
Description: This script will read xmlcfgfile and update it according to the
environment variables set through cmsenv or its equivalent. The output file
is written in the current directory; the original file remains unmodified.
Note: Before you run the script make sure xdaq environment settings have been
properly set up and that cmsenv or its equivalent has been run from the
desired release .
"""
import sys, os.path, re
import getopt as gop
def detectCMSSWVersion(fileName):
version=""
fp=open(fileName)
line=fp.readline()
total=0
while line:
if "CMSSW_VERSION=" in line:
version=line[line.find("CMSSW_VERSION="):line.find(" ",line.find("CMSSW_VERSION="))]
total+=0x1
if "CMSSW_BASE=" in line:
base=line[line.find("CMSSW_BASE="):line.find(" ",line.find("CMSSW_BASE="))]
total+=0x2
if "xdaqPath" in line:
xdaqPath=line[line.find("xdaqPath="):line.find(" ",line.find("xdaqPath="))]
total+=0x4
if "pathToExecutive" in line:
pathToExecutive=line[line.find("pathToExecutive="):line.find(" ",line.find("pathToExecutive="))]
total+=0x8
if "SCRAM_ARCH=" in line:
arch=re.search(r"slc\d_(ia32|amd64)_gcc\d+",line[line.find("SCRAM_ARCH="):line.find(" ",line.find("SCRAM_ARCH="))]).group(0)
total+=0x10
elif "environmentString" in line:
arch=re.search(r"slc\d_(ia32|amd64)_gcc\d+",line).group(0)
total+=0x10
if total == 0x1F:
break
line=fp.readline()
fp.close()
version=version.split("=")[1]
base=base.split("=")[1]
xdaqPath=xdaqPath.split("=")[1].strip("\"")
pathToExecutive=pathToExecutive.split("=")[1].split()[0].strip("\"")
return (version,base,xdaqPath,pathToExecutive,arch)
################################################################################
def updateFile(fileName,newFileName):
import EnviromentSettings as es
oldVersion,oldBase,oldxdaqPath,oldpathToExecutive,oldArch=detectCMSSWVersion(fileName)
oldVersionNumber=oldVersion.split("_",1)[1]
newBase=es.environmentString[es.environmentString.find("CMSSW_BASE="):es.environmentString.find(" ",es.environmentString.find("CMSSW_BASE="))].split("=")[1]
newxdaqPath=es.environmentString[es.environmentString.find("XDAQ_ROOT="):es.environmentString.find(" ",es.environmentString.find("XDAQ_ROOT="))].split("=")[1]
newpathToExecutive="%s/bin/xdaq.sh" % newxdaqPath
newArch=es.environmentString[es.environmentString.find("SCRAM_ARCH="):es.environmentString.find(" ",es.environmentString.find("SCRAM_ARCH="))].split("=")[1]
if not os.path.exists(newpathToExecutive):
newpathToExecutive="%s/bin/xdaq.exe" % newxdaqPath
if not os.path.exists(newpathToExecutive):
sys.stderr.write("\nWARNING: Can't find path to executive: %s\n" % newpathToExecutive )
if oldxdaqPath in oldpathToExecutive:
oldpathToExecutive=oldpathToExecutive.replace(oldxdaqPath,newxdaqPath)
fp=open(fileName)
nfp=open(newFileName,"w")
line=fp.readline()
while line:
newline=line
if "environmentString=" in newline:
envStart=line.find("environmentString=")
newline=line[0:envStart]
quote=line[envStart+18:envStart+19]
newline+="environmentString=\""+es.environmentString
newline+=line[line.find(quote,envStart+20):]
if "<Configuration" in newline:
envStart=line.find("path=")
newline=line[0:envStart]
quote=line[envStart+5:envStart+6]
newline+="path=\""+line[envStart+6:line.rfind("/",envStart+6,line.find(quote,envStart+6))+1]+newFileName.rstrip(".xml")
newline+=line[line.find(quote,envStart+6):]
if oldBase in newline:
newline=newline.replace(oldBase,newBase)
if oldxdaqPath in newline:
newline=newline.replace(oldxdaqPath,newxdaqPath)
if oldpathToExecutive in newline:
newline=newline.replace(oldpathToExecutive,newpathToExecutive)
if oldArch in newline:
newline=newline.replace(oldArch,newArch)
nfp.write(newline)
line=fp.readline()
################################################################################
if __name__ == "__main__":
try:
(args,filename)=gop.getopt(sys.argv[1:],"h")
except getopt.GetoptError:
sys.stderr.write( "Sintax Error unrecognised option\n" )
sys.stderr.write( __doc__ )
sys.exit(2)
for item in args:
if item[0]=="-h":
sys.stdout.write( __doc__ )
sys.exit()
if len(filename)==0:
sys.stderr.write( "\nERROR: xdaq XML config file name not present, please specify\n\n" )
sys.stdout.write(__doc__)
elif len(filename) > 2:
sys.stderr.write( "\nERROR: Too many file names or other arguments, please specify only 2\n\n" )
sys.stdout.write(__doc__)
sys.exit(2)
elif not os.path.exists(filename[0]):
sys.stderr.write( "\nERROR: xdaq XML config file does not exist please verify\n\n" )
sys.stdout.write(__doc__)
sys.exit(2)
try:
updateFile(filename[0],filename[1])
except IndexError:
print "Please specify the new file name"
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