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#!/usr/bin/env python
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#---------------------------------------------------------------------------------------------------
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# Script to move a file from one place to another. Restrictions to application of course apply :-)
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#
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# Author: C.Paus (May 06, 2010)
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#---------------------------------------------------------------------------------------------------
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import os,sys,getopt,re
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import srm
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user = os.environ['TICKET_HOLDER']
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t2user = os.environ['TIER2_USER']
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def debugPrint(text):
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if debug ==1:
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print ' DEBUG: ' + text
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def clean(file):
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if re.search('dcap:',file):
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g = file.split('/')
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file = '/'.join(g[3:])
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if re.search('root:',file):
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g = file.split('/')
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file = '/'.join(g[3:])
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file = '/mnt/hadoop/cms' + file
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debugPrint(' Cleaned: ' + file)
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return file
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def exists(target):
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if re.search('/castor/cern.ch/',target):
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debugPrint(' Identified a castor directory: ' + target)
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cmd = 'ssh ' + t2user + '@lxplus.cern.ch rfdir ' + target + '>& /dev/null'
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elif re.search('/mnt/hadoop/cms/store',target):
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debugPrint(' Identified a tier-2 directory: ' + target)
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cmd = 'ssh ' + t2user + '@se01.cmsaf.mit.edu ls -1 ' + target + ' \>\& /dev/null'
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else:
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debugPrint(' Identified a normal directory: ' + target)
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cmd = 'ls -1 ' + target + '>\& /dev/null'
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status = os.system(cmd)
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debugPrint(' Status: %d' % status)
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return (status == 0)
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def move(source,target):
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if re.search('/castor/cern.ch/',source) and re.search('/castor/cern.ch/',target):
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debugPrint(' Identified two castor directories')
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cmd = 'ssh ' + user + '@lxplus.cern.ch nsrename ' + source + ' ' + target
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elif re.search('/mnt/hadoop/cms/store',target):
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urlSource = srm.convertToUrl(source,False)
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urlTarget = srm.convertToUrl(target,False)
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cmd = 'srmmv ' + urlSource + ' ' + urlTarget + ' >& /dev/null'
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cmd = 'glexec mv ' + source + ' ' + target ## + ' >& /dev/null'
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#debugPrint(' Identified a tier-2 directory: ' + target)
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#cmd = 'ssh ' + t2user + '@se01.cmsaf.mit.edu ls -1 ' + target + ' \>\& /dev/null'
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else:
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debugPrint(' Identified a normal directory')
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cmd = 'mv ' + source + ' ' + target
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# ready to perfrom the requested operation
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debugPrint(' -> moving with: ' + cmd)
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## status = 0
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status = os.system(cmd)
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return status
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#===================================================================================================
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# Main starts here
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#===================================================================================================
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# Define string to explain usage of the script
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usage = "Usage: list <source> <target>"
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usage += " --debug\n"
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usage += " --help\n"
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# Define the valid options which can be specified and check out the command line
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valid = ['debug','help']
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try:
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opts, args = getopt.getopt(sys.argv[1:], "", valid)
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except getopt.GetoptError, ex:
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print usage
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print str(ex)
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sys.exit(1)
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# --------------------------------------------------------------------------------------------------
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# Get all parameters for the production
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# --------------------------------------------------------------------------------------------------
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# Set defaults for each option
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debug = 0
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# Read new values from the command line
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for opt, arg in opts:
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#print ' OPT , ARG: ' + opt + ' ' + arg
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if opt == '--help':
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print usage
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sys.exit(0)
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elif opt == '--debug':
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debug = 1
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newArgv = []
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for arg in sys.argv[1:]:
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#print ' ARG: ' + arg
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if arg[:2] == "--":
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continue
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else:
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newArgv.append(arg)
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# Define source and target
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source = clean(newArgv[0])
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target = clean(newArgv[1])
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# Test whether the source exists and that the target does not exist
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if exists(source) and not exists(target):
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debugPrint("\n Moving: " + source + "\n to " + target + "\n")
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move(source,target)
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elif not exists(source):
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print ' ERROR: the source ('+source+') does not exist.'
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elif exists(target):
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print ' ERROR: the target ('+target+') exists already.'
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else:
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print ' ERROR: hmmm.... what is wrong here?'
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