93ba78d6f4
This causes cgit to serve error pages, which is undesirable. This reverts commit5229c9b232, reversing changes made tof2b211131f.
68 lines
2 KiB
Python
Executable file
68 lines
2 KiB
Python
Executable file
#!/usr/bin/python
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"""
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Simulates svnrdump by replaying an existing dump from a file, taking care
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of the specified revision range.
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To simulate incremental imports the environment variable SVNRMAX can be set
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to the highest revision that should be available.
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"""
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import sys
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import os
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if sys.hexversion < 0x02040000:
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# The limiter is the ValueError() calls. This may be too conservative
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sys.stderr.write("svnrdump-sim.py: requires Python 2.4 or later.\n")
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sys.exit(1)
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def getrevlimit():
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var = 'SVNRMAX'
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if var in os.environ:
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return os.environ[var]
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return None
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def writedump(url, lower, upper):
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if url.startswith('sim://'):
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filename = url[6:]
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if filename[-1] == '/':
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filename = filename[:-1] # remove terminating slash
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else:
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raise ValueError('sim:// url required')
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f = open(filename, 'r')
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state = 'header'
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wroterev = False
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while(True):
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l = f.readline()
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if l == '':
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break
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if state == 'header' and l.startswith('Revision-number: '):
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state = 'prefix'
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if state == 'prefix' and l == 'Revision-number: %s\n' % lower:
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state = 'selection'
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if not upper == 'HEAD' and state == 'selection' and \
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l == 'Revision-number: %s\n' % upper:
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break
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if state == 'header' or state == 'selection':
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if state == 'selection':
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wroterev = True
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sys.stdout.write(l)
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return wroterev
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if __name__ == "__main__":
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if not (len(sys.argv) in (3, 4, 5)):
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print("usage: %s dump URL -rLOWER:UPPER")
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sys.exit(1)
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if not sys.argv[1] == 'dump':
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raise NotImplementedError('only "dump" is suppported.')
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url = sys.argv[2]
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r = ('0', 'HEAD')
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if len(sys.argv) == 4 and sys.argv[3][0:2] == '-r':
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r = sys.argv[3][2:].lstrip().split(':')
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if not getrevlimit() is None:
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r[1] = getrevlimit()
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if writedump(url, r[0], r[1]):
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ret = 0
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else:
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ret = 1
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sys.exit(ret)
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