Mercurial > hg
annotate contrib/undumprevlog @ 52048:78fc666a3e94
rust-files: check for empty manifests caused by narrow
Explanations inline
author | Raphaël Gomès <rgomes@octobus.net> |
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date | Wed, 02 Oct 2024 13:39:43 +0200 |
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1 #!/usr/bin/env python3 |
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2 # Undump a dump from dumprevlog |
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3 # $ hg init |
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4 # $ undumprevlog < repo.dump |
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5 |
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6 |
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7 import sys |
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8 from mercurial.node import bin |
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9 from mercurial import ( |
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10 encoding, |
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11 revlog, |
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12 transaction, |
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13 vfs as vfsmod, |
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14 ) |
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15 from mercurial.utils import procutil |
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16 |
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17 from mercurial.revlogutils import ( |
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18 constants as revlog_constants, |
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19 ) |
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20 |
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21 for fp in (sys.stdin, sys.stdout, sys.stderr): |
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22 procutil.setbinary(fp) |
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23 |
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24 opener = vfsmod.vfs(b'.', False) |
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25 tr = transaction.transaction( |
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26 sys.stderr.write, opener, {b'store': opener}, b"undump.journal" |
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27 ) |
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28 while True: |
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29 l = sys.stdin.readline() |
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30 if not l: |
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31 break |
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32 if l.startswith("file:"): |
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33 f = encoding.strtolocal(l[6:-1]) |
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34 assert f.endswith(b'.i') |
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35 r = revlog.revlog( |
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36 opener, |
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37 target=(revlog_constants.KIND_OTHER, b'undump-revlog'), |
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38 radix=f[:-2], |
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39 ) |
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40 procutil.stdout.write(b'%s\n' % f) |
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41 elif l.startswith("node:"): |
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42 n = bin(l[6:-1]) |
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43 elif l.startswith("linkrev:"): |
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44 lr = int(l[9:-1]) |
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45 elif l.startswith("parents:"): |
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46 p = l[9:-1].split() |
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47 p1 = bin(p[0]) |
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48 p2 = bin(p[1]) |
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49 elif l.startswith("length:"): |
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50 length = int(l[8:-1]) |
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51 sys.stdin.readline() # start marker |
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52 d = encoding.strtolocal(sys.stdin.read(length)) |
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53 sys.stdin.readline() # end marker |
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54 r.addrevision(d, tr, lr, p1, p2) |
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55 |
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56 tr.close() |