Created
April 23, 2013 09:42
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Generate test data
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#!/usr/bin/env python | |
import sys | |
import os | |
import optparse | |
VERBOSE = False | |
FILESIZE = False | |
def makeFolders(path, width, depth, files): | |
if depth: | |
for i in range(0,width): | |
newpath = '{path}folder{no:0=4}{sep}'.format(path=path, sep=os.sep, no=i) | |
#if not os.path.exists(path +'folder'+str(i)): | |
if not os.path.exists(newpath): | |
if VERBOSE: | |
print(newpath) | |
os.makedirs(newpath) | |
makeFiles(files, newpath) | |
makeFolders(newpath, width, depth-1, files) | |
def makeFiles(files,path): | |
for i in range(0,files): | |
fileName = '{path}file{no:0=4}.tmp'.format(path=path, no=i) | |
if VERBOSE: | |
print(fileName) | |
if FILESIZE: | |
f = open(fileName, 'w') | |
f.seek(FILESIZE-1) | |
f.write("\0") | |
f.close() | |
else: | |
open(fileName,'w').close() | |
def calculateSize(inSize): | |
suffix = inSize[len(inSize)-1] | |
if suffix == 'B': | |
multiplier = 1 | |
elif suffix == 'k': | |
multiplier = 1024 | |
elif suffix == 'M': | |
multiplier = 1024*1024 | |
elif suffix == 'G': | |
multiplier = 1024*1024*1024 | |
else: | |
print('Wrong suffix specified in size') | |
exit(3) | |
return int(inSize[:len(inSize)-1]) * multiplier | |
def main(): | |
global VERBOSE | |
global FILESIZE | |
#makeFolders(int(sys.argv[1]),int(sys.argv[2])) | |
optParser = optparse.OptionParser() | |
optParser.add_option('-d', '--depth', dest='depth', type='int', | |
help='The folder depth', metavar='NUM') | |
optParser.add_option('-w', '--width', dest='width', type='int', | |
help='The folder width', metavar='NUM') | |
optParser.add_option('-f', '--files', dest='files', type='int', | |
help='The number of files generated in every folder', metavar='NUM') | |
optParser.add_option('-v', '--verbose', dest='verbose', action='store_true', | |
help='be more verbose') | |
optParser.add_option('-s', '--fileSize', dest='fileSize', type='string', | |
help="the size of the test files, sufix: (B)yte,(k)ilobyte,(M)egabyte,(G)igabyte", metavar='X[BkMG]') | |
optParser.add_option('-t', '--target', dest='targetFolder', type='string', default=os.getcwd(), | |
help='create the test data-set and start in FOLDER. Default is current working directory', metavar='FOLDER') | |
(options, args) = optParser.parse_args() | |
if not options.depth: | |
print('You have to specify the folder depth') | |
exit(2) | |
if not options.width: | |
print('You have to specify the folder width') | |
exit(2) | |
if not options.files: | |
print('You have to specify the number of files per folder') | |
exit(2) | |
if options.verbose: | |
VERBOSE = True | |
if options.fileSize: | |
FILESIZE = calculateSize(options.fileSize) | |
if not options.targetFolder[len(options.targetFolder)-1] == os.sep: | |
options.targetFolder = '{path}{sep}'.format(path=options.targetFolder, sep=os.sep) | |
makeFolders(options.targetFolder, options.width, options.depth, options.files) | |
if __name__ == "__main__": | |
main() |
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