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paus |
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#!/usr/bin/env python
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#---------------------------------------------------------------------------------------------------
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# Script to remove a file.
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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,srm
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def debugPrint(text):
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if debug:
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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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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 = 'rfdir ' + target
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elif re.search('/pnfs/cmsaf.mit.edu/',target):
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debugPrint(' Identified a tier-2 directory: ' + target)
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paus |
1.2 |
cmd = 'ssh -x paus@cgate.mit.edu ls -1 ' + target + ' \>\& /dev/null'
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paus |
1.1 |
elif re.search('/mnt/hadoop/cms/store',target):
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debugPrint(' Identified a tier-2 hadoop directory: ' + target)
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target = srm.convertToUrl(target,debug)
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cmd = 'srmls ' + 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 (on %s)' %(status,cmd))
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return (status == 0)
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def remove(source):
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if re.search('/castor/cern.ch/',source):
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debugPrint(' Identified castor file')
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cmd = "stager_rm -M " + source + "; nsrm " + source
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elif re.search('/pnfs/cmsaf.mit.edu/',source):
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debugPrint(' Identified tier-2 file')
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paus |
1.2 |
cmd = 'ssh -x paus@cgate.mit.edu rm -rf ' + source
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paus |
1.1 |
elif re.search('/mnt/hadoop/cms/store/user/paus',source):
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debugPrint(' Identified a tier-2 hadoop directory: ' + source)
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source = srm.convertToUrl(source,debug)
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cmd = 'srmrmdir ' + source + ' >& /dev/null'
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else:
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debugPrint(' Identified a normal directory')
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cmd = 'rm -rf ' + source
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# ready to perform the requested operation
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debugPrint(' -> removing directory with: ' + cmd)
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status = 0
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if exe == 1:
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status = os.system(cmd)
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if status != 0:
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print ' ERROR: remove returned error %d (on %s)'%(status,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 = "\n Usage: removedir <source>"
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usage += " --exe\n"
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usage += " --debug\n"
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usage += " --help\n\n"
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# Define the valid options which can be specified and check out the command line
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valid = ['exe','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 = False
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exe = 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 = True
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elif opt == '--exe':
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exe = 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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# Test whether the source exists
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if exists(source):
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debugPrint("\n Removing: " + source)
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remove(source)
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elif not exists(source):
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print ' ERROR: the source (' + source + ') does not exist.'
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