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antoniov |
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#! /usr/bin/env python
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import sys
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import optparse
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from subprocess import Popen,PIPE
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def listFilesInCastor(castor_dir,type,prefix):
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p1 = Popen(['nsls',castor_dir],stdout=PIPE)
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p2 = Popen(['grep',type],stdin=p1.stdout,stdout=PIPE)
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files = [prefix + castor_dir + "/" + item[:-1] for item in p2.stdout]
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p2.stdout.close()
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return files
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def copyFilesFromCastor(castor_dir,output_dir,type,prefix,suffix):
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from subprocess import call
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files = listFilesInCastor(castor_dir,type,prefix)
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if suffix: files = [item + suffix for item in files]
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print "Copying from %s to %s" % (castor_dir,output_dir)
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for item in files:
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cmd = ['rfcp',item,output_dir]
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print "..." + item
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retcode = call(cmd)
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if retcode != 0: raise RuntimeError,'Error in copying file %s to directory %s' % (item,output_dir)
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if __name__ == '__main__':
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parser = optparse.OptionParser(usage="usage: %prog [options]")
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parser.add_option("-o","--out", dest="out", metavar="OUT", help="output directory")
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parser.add_option("-d","--dir", dest="dir", metavar="DIR", help="copy files from DIR")
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parser.add_option("-t","--type", dest="type", default="root", metavar="TYPE", help="select only files with substring TYPE (Default: 'root')")
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parser.add_option("-p","--prefix", dest="prefix", default="", metavar="PREFIX", help="prepend PREFIX to file path")
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parser.add_option("-s","--suffix", dest="suffix", default="", metavar="SUFFIX", help="append SUFFIX to file path")
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(input, args) = parser.parse_args()
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if not input.dir: parser.error('must set input directory')
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if not input.out: parser.error('must set output directory')
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copyFilesFromCastor(castor_dir = input.dir,
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output_dir = input.out,
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type = input.type,
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prefix = input.prefix,
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suffix = input.suffix)
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sys.exit(0)
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