annotate contrib/dumprevlog @ 47986:72b80a0124f8

dirstate: removed the now unused `_add` method Differential Revision: https://phab.mercurial-scm.org/D11426
author Pierre-Yves David <pierre-yves.david@octobus.net>
date Wed, 15 Sep 2021 09:50:44 +0200
parents 5d5abfdc32d8
children 6000f5b25c9b
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1 #!/usr/bin/env python3
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2 # Dump revlogs as raw data stream
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3 # $ find .hg/store/ -name "*.i" | xargs dumprevlog > repo.dump
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4
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5 from __future__ import absolute_import, print_function
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6
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7 import sys
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8 from mercurial.node import hex
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9 from mercurial import (
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10 encoding,
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11 pycompat,
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12 revlog,
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13 )
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14 from mercurial.utils import procutil
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15
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16 from mercurial.revlogutils import (
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17 constants as revlog_constants,
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18 )
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19
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20 for fp in (sys.stdin, sys.stdout, sys.stderr):
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21 procutil.setbinary(fp)
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22
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23
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24 def binopen(path, mode=b'rb'):
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25 if b'b' not in mode:
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26 mode = mode + b'b'
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27 return open(path, pycompat.sysstr(mode))
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28
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29
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30 binopen.options = {}
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32
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33 def printb(data, end=b'\n'):
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34 sys.stdout.flush()
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35 procutil.stdout.write(data + end)
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37
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38 for f in sys.argv[1:]:
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39 localf = encoding.strtolocal(f)
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40 if not localf.endswith(b'.i'):
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41 print("file:", f, file=sys.stderr)
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42 print(" invalid filename", file=sys.stderr)
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43
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44 r = revlog.revlog(
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45 binopen,
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46 target=(revlog_constants.KIND_OTHER, b'dump-revlog'),
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47 radix=localf[:-2],
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48 )
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49 print("file:", f)
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50 for i in r:
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51 n = r.node(i)
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52 p = r.parents(n)
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53 d = r.revision(n)
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54 printb(b"node: %s" % hex(n))
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55 printb(b"linkrev: %d" % r.linkrev(i))
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56 printb(b"parents: %s %s" % (hex(p[0]), hex(p[1])))
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57 printb(b"length: %d" % len(d))
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58 printb(b"-start-")
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59 printb(d)
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60 printb(b"-end-")