Mercurial > public > mercurial-scm > hg-stable

annotate mercurial/upgrade_utils/engine.py @ 46215:82f3ee1a505f

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actions: store deltareuse mode of whole operation in UpgradeOperation UpgradeOperation should provide easy access to all the things related to the current operation. Clients should not need to compute them. Differential Revision: https://phab.mercurial-scm.org/D9666
author Pulkit Goyal <7895pulkit@gmail.com>
date Wed, 30 Dec 2020 16:20:25 +0530
parents 5dfa837d933e
children 34efa84a43a1
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 # upgrade.py - functions for in place upgrade of Mercurial repository
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2 #
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3 # Copyright (c) 2016-present, Gregory Szorc
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4 #
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5 # This software may be used and distributed according to the terms of the
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6 # GNU General Public License version 2 or any later version.
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7
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8 from __future__ import absolute_import
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9
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10 import stat
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11
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12 from ..i18n import _
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13 from ..pycompat import getattr
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14 from .. import (
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15 changelog,
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16 error,
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17 filelog,
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18 manifest,
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19 metadata,
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20 pycompat,
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21 requirements,
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22 revlog,
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23 scmutil,
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24 util,
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25 vfs as vfsmod,
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26 )
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27
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28
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29 def _revlogfrompath(repo, path):
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30 """Obtain a revlog from a repo path.
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31
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32 An instance of the appropriate class is returned.
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33 """
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34 if path == b'00changelog.i':
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35 return changelog.changelog(repo.svfs)
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36 elif path.endswith(b'00manifest.i'):
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37 mandir = path[: -len(b'00manifest.i')]
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38 return manifest.manifestrevlog(repo.svfs, tree=mandir)
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39 else:
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40 # reverse of "/".join(("data", path + ".i"))
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41 return filelog.filelog(repo.svfs, path[5:-2])
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42
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43
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44 def _copyrevlog(tr, destrepo, oldrl, unencodedname):
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45 """copy all relevant files for `oldrl` into `destrepo` store
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46
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47 Files are copied "as is" without any transformation. The copy is performed
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48 without extra checks. Callers are responsible for making sure the copied
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49 content is compatible with format of the destination repository.
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50 """
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51 oldrl = getattr(oldrl, '_revlog', oldrl)
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52 newrl = _revlogfrompath(destrepo, unencodedname)
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53 newrl = getattr(newrl, '_revlog', newrl)
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54
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55 oldvfs = oldrl.opener
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56 newvfs = newrl.opener
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57 oldindex = oldvfs.join(oldrl.indexfile)
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58 newindex = newvfs.join(newrl.indexfile)
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59 olddata = oldvfs.join(oldrl.datafile)
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60 newdata = newvfs.join(newrl.datafile)
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61
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62 with newvfs(newrl.indexfile, b'w'):
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63 pass # create all the directories
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64
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65 util.copyfile(oldindex, newindex)
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66 copydata = oldrl.opener.exists(oldrl.datafile)
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67 if copydata:
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68 util.copyfile(olddata, newdata)
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69
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70 if not (
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71 unencodedname.endswith(b'00changelog.i')
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72 or unencodedname.endswith(b'00manifest.i')
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73 ):
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74 destrepo.svfs.fncache.add(unencodedname)
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75 if copydata:
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76 destrepo.svfs.fncache.add(unencodedname[:-2] + b'.d')
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77
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78
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79 UPGRADE_CHANGELOG = b"changelog"
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80 UPGRADE_MANIFEST = b"manifest"
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81 UPGRADE_FILELOGS = b"all-filelogs"
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82
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83 UPGRADE_ALL_REVLOGS = frozenset(
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84 [UPGRADE_CHANGELOG, UPGRADE_MANIFEST, UPGRADE_FILELOGS]
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85 )
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86
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87
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88 def getsidedatacompanion(srcrepo, dstrepo):
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89 sidedatacompanion = None
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90 removedreqs = srcrepo.requirements - dstrepo.requirements
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91 addedreqs = dstrepo.requirements - srcrepo.requirements
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92 if requirements.SIDEDATA_REQUIREMENT in removedreqs:
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93
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94 def sidedatacompanion(rl, rev):
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95 rl = getattr(rl, '_revlog', rl)
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96 if rl.flags(rev) & revlog.REVIDX_SIDEDATA:
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97 return True, (), {}, 0, 0
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98 return False, (), {}, 0, 0
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99
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100 elif requirements.COPIESSDC_REQUIREMENT in addedreqs:
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101 sidedatacompanion = metadata.getsidedataadder(srcrepo, dstrepo)
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102 elif requirements.COPIESSDC_REQUIREMENT in removedreqs:
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103 sidedatacompanion = metadata.getsidedataremover(srcrepo, dstrepo)
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104 return sidedatacompanion
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105
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106
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107 def matchrevlog(revlogfilter, entry):
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108 """check if a revlog is selected for cloning.
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109
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110 In other words, are there any updates which need to be done on revlog
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111 or it can be blindly copied.
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112
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113 The store entry is checked against the passed filter"""
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114 if entry.endswith(b'00changelog.i'):
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115 return UPGRADE_CHANGELOG in revlogfilter
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116 elif entry.endswith(b'00manifest.i'):
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117 return UPGRADE_MANIFEST in revlogfilter
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118 return UPGRADE_FILELOGS in revlogfilter
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119
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120
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121 def _perform_clone(
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122 ui,
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123 dstrepo,
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124 tr,
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125 old_revlog,
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
diff changeset
126 unencoded,
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
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127 deltareuse,
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Pulkit Goyal <7895pulkit@gmail.com>
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128 forcedeltabothparents,
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129 revlogs,
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130 sidedatacompanion,
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
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131 oncopiedrevision,
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132 ):
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133 """ returns the new revlog object created"""
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134 newrl = None
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diff changeset
135 if matchrevlog(revlogs, unencoded):
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parents: 46191
diff changeset
136 ui.note(
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diff changeset
137 _(b'cloning %d revisions from %s\n') % (len(old_revlog), unencoded)
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parents: 46191
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138 )
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diff changeset
139 newrl = _revlogfrompath(dstrepo, unencoded)
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diff changeset
140 old_revlog.clone(
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diff changeset
141 tr,
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
diff changeset
142 newrl,
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
diff changeset
143 addrevisioncb=oncopiedrevision,
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
diff changeset
144 deltareuse=deltareuse,
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parents: 46191
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145 forcedeltabothparents=forcedeltabothparents,
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parents: 46191
diff changeset
146 sidedatacompanion=sidedatacompanion,
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parents: 46191
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147 )
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diff changeset
148 else:
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parents: 46191
diff changeset
149 msg = _(b'blindly copying %s containing %i revisions\n')
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150 ui.note(msg % (unencoded, len(old_revlog)))
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parents: 46191
diff changeset
151 _copyrevlog(tr, dstrepo, old_revlog, unencoded)
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diff changeset
152
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diff changeset
153 newrl = _revlogfrompath(dstrepo, unencoded)
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154 return newrl
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155
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156
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157 def _clonerevlogs(
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158 ui,
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diff changeset
159 srcrepo,
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160 dstrepo,
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parents: 43031
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161 tr,
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parents: 43031
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162 deltareuse,
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parents: 43031
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163 forcedeltabothparents,
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164 revlogs=UPGRADE_ALL_REVLOGS,
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165 ):
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166 """Copy revlogs between 2 repos."""
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167 revcount = 0
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168 srcsize = 0
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169 srcrawsize = 0
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170 dstsize = 0
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171 fcount = 0
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172 frevcount = 0
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173 fsrcsize = 0
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174 frawsize = 0
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175 fdstsize = 0
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176 mcount = 0
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177 mrevcount = 0
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178 msrcsize = 0
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179 mrawsize = 0
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180 mdstsize = 0
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181 crevcount = 0
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182 csrcsize = 0
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183 crawsize = 0
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184 cdstsize = 0
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185
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186 alldatafiles = list(srcrepo.store.walk())
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187 # mapping of data files which needs to be cloned
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188 # key is unencoded filename
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189 # value is revlog_object_from_srcrepo
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190 manifests = {}
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191 changelogs = {}
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192 filelogs = {}
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parents: 42137
diff changeset
193
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194 # Perform a pass to collect metadata. This validates we can open all
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195 # source files and allows a unified progress bar to be displayed.
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diff changeset
196 for unencoded, encoded, size in alldatafiles:
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197 if unencoded.endswith(b'.d'):
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diff changeset
198 continue
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diff changeset
199
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diff changeset
200 rl = _revlogfrompath(srcrepo, unencoded)
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diff changeset
201
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diff changeset
202 info = rl.storageinfo(
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203 exclusivefiles=True,
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204 revisionscount=True,
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Augie Fackler <augie@google.com>
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205 trackedsize=True,
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Augie Fackler <augie@google.com>
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diff changeset
206 storedsize=True,
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Augie Fackler <augie@google.com>
parents: 43031
diff changeset
207 )
39862
8dab7c8a93eb upgrade: report size of backing files, not internal storage size
Gregory Szorc <gregory.szorc@gmail.com>
parents: 39563
diff changeset
208
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Augie Fackler <augie@google.com>
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diff changeset
209 revcount += info[b'revisionscount'] or 0
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
210 datasize = info[b'storedsize'] or 0
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
211 rawsize = info[b'trackedsize'] or 0
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diff changeset
212
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
213 srcsize += datasize
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diff changeset
214 srcrawsize += rawsize
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parents: 30777
diff changeset
215
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diff changeset
216 # This is for the separate progress bars.
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diff changeset
217 if isinstance(rl, changelog.changelog):
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diff changeset
218 changelogs[unencoded] = rl
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diff changeset
219 crevcount += len(rl)
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diff changeset
220 csrcsize += datasize
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
221 crawsize += rawsize
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parents: 30777
diff changeset
222 elif isinstance(rl, manifest.manifestrevlog):
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diff changeset
223 manifests[unencoded] = rl
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diff changeset
224 mcount += 1
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diff changeset
225 mrevcount += len(rl)
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parents: 30777
diff changeset
226 msrcsize += datasize
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diff changeset
227 mrawsize += rawsize
37444
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parents: 36404
diff changeset
228 elif isinstance(rl, filelog.filelog):
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diff changeset
229 filelogs[unencoded] = rl
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diff changeset
230 fcount += 1
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diff changeset
231 frevcount += len(rl)
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diff changeset
232 fsrcsize += datasize
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diff changeset
233 frawsize += rawsize
37444
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 36404
diff changeset
234 else:
43077
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
235 error.ProgrammingError(b'unknown revlog type')
30779
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diff changeset
236
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
237 if not revcount:
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diff changeset
238 return
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diff changeset
239
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
240 ui.status(
43076
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Augie Fackler <augie@google.com>
parents: 43031
diff changeset
241 _(
43077
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
242 b'migrating %d total revisions (%d in filelogs, %d in manifests, '
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
243 b'%d in changelog)\n'
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diff changeset
244 )
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parents: 43031
diff changeset
245 % (revcount, frevcount, mrevcount, crevcount)
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parents: 43031
diff changeset
246 )
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Pierre-Yves David <pierre-yves.david@octobus.net>
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diff changeset
247 ui.status(
43077
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Augie Fackler <augie@google.com>
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diff changeset
248 _(b'migrating %s in store; %s tracked data\n')
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parents: 43031
diff changeset
249 % ((util.bytecount(srcsize), util.bytecount(srcrawsize)))
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Augie Fackler <augie@google.com>
parents: 43031
diff changeset
250 )
30779
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diff changeset
251
38aa1ca97b6a repair: migrate revlogs during upgrade
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diff changeset
252 # Used to keep track of progress.
38405
185588cb0c4b upgrade: use progress helper
Martin von Zweigbergk <martinvonz@google.com>
parents: 38404
diff changeset
253 progress = None
43076
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parents: 43031
diff changeset
254
30779
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diff changeset
255 def oncopiedrevision(rl, rev, node):
38405
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Martin von Zweigbergk <martinvonz@google.com>
parents: 38404
diff changeset
256 progress.increment()
30779
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diff changeset
257
43134
75ad8af9c95e upgrade: allow upgrade to repository using sidedata
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43117
diff changeset
258 sidedatacompanion = getsidedatacompanion(srcrepo, dstrepo)
75ad8af9c95e upgrade: allow upgrade to repository using sidedata
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 43117
diff changeset
259
46194
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diff changeset
260 # Migrating filelogs
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diff changeset
261 ui.status(
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parents: 46193
diff changeset
262 _(
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
263 b'migrating %d filelogs containing %d revisions '
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diff changeset
264 b'(%s in store; %s tracked data)\n'
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parents: 46193
diff changeset
265 )
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diff changeset
266 % (
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parents: 46193
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267 fcount,
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Pulkit Goyal <7895pulkit@gmail.com>
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268 frevcount,
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
269 util.bytecount(fsrcsize),
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diff changeset
270 util.bytecount(frawsize),
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
271 )
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
272 )
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
273 progress = srcrepo.ui.makeprogress(_(b'file revisions'), total=frevcount)
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parents: 46193
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274 for unencoded, oldrl in sorted(filelogs.items()):
46193
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
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275 newrl = _perform_clone(
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parents: 46191
diff changeset
276 ui,
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
diff changeset
277 dstrepo,
85f7cf314b39 engine: refactor actual cloning code into separate function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
diff changeset
278 tr,
85f7cf314b39 engine: refactor actual cloning code into separate function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
diff changeset
279 oldrl,
85f7cf314b39 engine: refactor actual cloning code into separate function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
diff changeset
280 unencoded,
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
diff changeset
281 deltareuse,
85f7cf314b39 engine: refactor actual cloning code into separate function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
diff changeset
282 forcedeltabothparents,
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
diff changeset
283 revlogs,
85f7cf314b39 engine: refactor actual cloning code into separate function
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
diff changeset
284 sidedatacompanion,
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
diff changeset
285 oncopiedrevision,
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46191
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286 )
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b399ff55ee6d upgrade: use storageinfo() for obtaining storage metadata
Gregory Szorc <gregory.szorc@gmail.com>
parents: 39864
diff changeset
287 info = newrl.storageinfo(storedsize=True)
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288 fdstsize += info[b'storedsize'] or 0
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289 ui.status(
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parents: 46193
diff changeset
290 _(
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diff changeset
291 b'finished migrating %d filelog revisions across %d '
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parents: 46193
diff changeset
292 b'filelogs; change in size: %s\n'
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diff changeset
293 )
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diff changeset
294 % (frevcount, fcount, util.bytecount(fdstsize - fsrcsize))
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diff changeset
295 )
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
296
46194
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297 # Migrating manifests
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298 ui.status(
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diff changeset
299 _(
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diff changeset
300 b'migrating %d manifests containing %d revisions '
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parents: 46193
diff changeset
301 b'(%s in store; %s tracked data)\n'
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
302 )
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
303 % (
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
304 mcount,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
305 mrevcount,
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
306 util.bytecount(msrcsize),
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
307 util.bytecount(mrawsize),
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
308 )
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
309 )
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
310 if progress:
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
311 progress.complete()
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Pulkit Goyal <7895pulkit@gmail.com>
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diff changeset
312 progress = srcrepo.ui.makeprogress(
4d1cec4e5e1f engine: unwrap a hard to understand for loop
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313 _(b'manifest revisions'), total=mrevcount
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diff changeset
314 )
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
315 for unencoded, oldrl in sorted(manifests.items()):
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
316 newrl = _perform_clone(
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
317 ui,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
318 dstrepo,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
319 tr,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
320 oldrl,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
321 unencoded,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
322 deltareuse,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
323 forcedeltabothparents,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
324 revlogs,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
325 sidedatacompanion,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
326 oncopiedrevision,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
327 )
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parents: 46193
diff changeset
328 info = newrl.storageinfo(storedsize=True)
46214
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329 mdstsize += info[b'storedsize'] or 0
46194
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diff changeset
330 ui.status(
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
331 _(
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diff changeset
332 b'finished migrating %d manifest revisions across %d '
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
333 b'manifests; change in size: %s\n'
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
334 )
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
335 % (mrevcount, mcount, util.bytecount(mdstsize - msrcsize))
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
336 )
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
337
46194
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Pulkit Goyal <7895pulkit@gmail.com>
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diff changeset
338 # Migrating changelog
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
339 ui.status(
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
340 _(
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parents: 46193
diff changeset
341 b'migrating changelog containing %d revisions '
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
342 b'(%s in store; %s tracked data)\n'
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
343 )
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
344 % (
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Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
345 crevcount,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
346 util.bytecount(csrcsize),
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
347 util.bytecount(crawsize),
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
348 )
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
349 )
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
350 if progress:
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
351 progress.complete()
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
352 progress = srcrepo.ui.makeprogress(
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
353 _(b'changelog revisions'), total=crevcount
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
354 )
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
355 for unencoded, oldrl in sorted(changelogs.items()):
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
356 newrl = _perform_clone(
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
357 ui,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
358 dstrepo,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
359 tr,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
360 oldrl,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
361 unencoded,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
362 deltareuse,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
363 forcedeltabothparents,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
364 revlogs,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
365 sidedatacompanion,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
366 oncopiedrevision,
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
367 )
4d1cec4e5e1f engine: unwrap a hard to understand for loop
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46193
diff changeset
368 info = newrl.storageinfo(storedsize=True)
46214
5dfa837d933e engine: refactor how total dstsize is calculated
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46210
diff changeset
369 cdstsize += info[b'storedsize'] or 0
38405
185588cb0c4b upgrade: use progress helper
Martin von Zweigbergk <martinvonz@google.com>
parents: 38404
diff changeset
370 progress.complete()
44875
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
371 ui.status(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
372 _(
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
373 b'finished migrating %d changelog revisions; change in size: '
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
374 b'%s\n'
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
375 )
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
376 % (crevcount, util.bytecount(cdstsize - csrcsize))
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
377 )
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
378
46214
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Pulkit Goyal <7895pulkit@gmail.com>
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diff changeset
379 dstsize = fdstsize + mdstsize + cdstsize
44875
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
380 ui.status(
43076
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Augie Fackler <augie@google.com>
parents: 43031
diff changeset
381 _(
43077
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
382 b'finished migrating %d total revisions; total change in store '
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
383 b'size: %s\n'
43076
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Augie Fackler <augie@google.com>
parents: 43031
diff changeset
384 )
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
385 % (revcount, util.bytecount(dstsize - srcsize))
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
386 )
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
387
30779
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
388
31873
d6c2005484b6 upgrade: drop the prefix to the '_filterstorefile' function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31872
diff changeset
389 def _filterstorefile(srcrepo, dstrepo, requirements, path, mode, st):
30780
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
390 """Determine whether to copy a store file during upgrade.
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
391
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
392 This function is called when migrating store files from ``srcrepo`` to
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
393 ``dstrepo`` as part of upgrading a repository.
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
394
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
395 Args:
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
396 srcrepo: repo we are copying from
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
397 dstrepo: repo we are copying to
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
398 requirements: set of requirements for ``dstrepo``
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
399 path: store file being examined
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
400 mode: the ``ST_MODE`` file type of ``path``
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
401 st: ``stat`` data structure for ``path``
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parents: 30779
diff changeset
402
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parents: 30779
diff changeset
403 Function should return ``True`` if the file is to be copied.
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parents: 30779
diff changeset
404 """
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
405 # Skip revlogs.
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parents: 44876
diff changeset
406 if path.endswith((b'.i', b'.d', b'.n', b'.nd')):
30780
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parents: 30779
diff changeset
407 return False
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parents: 30779
diff changeset
408 # Skip transaction related files.
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409 if path.startswith(b'undo'):
30780
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parents: 30779
diff changeset
410 return False
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
411 # Only copy regular files.
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parents: 30779
diff changeset
412 if mode != stat.S_IFREG:
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
413 return False
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
414 # Skip other skipped files.
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parents: 43076
diff changeset
415 if path in (b'lock', b'fncache'):
30780
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parents: 30779
diff changeset
416 return False
2603d04889e1 repair: copy non-revlog store files during upgrade
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parents: 30779
diff changeset
417
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
418 return True
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
419
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diff changeset
420
31874
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parents: 31873
diff changeset
421 def _finishdatamigration(ui, srcrepo, dstrepo, requirements):
30780
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
422 """Hook point for extensions to perform additional actions during upgrade.
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
423
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
424 This function is called after revlogs and store files have been copied but
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
425 before the new store is swapped into the original location.
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
426 """
2603d04889e1 repair: copy non-revlog store files during upgrade
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parents: 30779
diff changeset
427
43076
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Augie Fackler <augie@google.com>
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diff changeset
428
46060
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46050
diff changeset
429 def upgrade(ui, srcrepo, dstrepo, upgrade_op):
30777
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
430 """Do the low-level work of upgrading a repository.
7de7afd8bdd9 repair: begin implementation of in-place upgrading
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parents: 30776
diff changeset
431
7de7afd8bdd9 repair: begin implementation of in-place upgrading
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parents: 30776
diff changeset
432 The upgrade is effectively performed as a copy between a source
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parents: 30776
diff changeset
433 repository and a temporary destination repository.
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
434
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
435 The source repository is unmodified for as long as possible so the
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
436 upgrade can abort at any time without causing loss of service for
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
437 readers and without corrupting the source repository.
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
438 """
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
439 assert srcrepo.currentwlock()
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
440 assert dstrepo.currentwlock()
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
441
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parents: 44874
diff changeset
442 ui.status(
43076
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diff changeset
443 _(
43077
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diff changeset
444 b'(it is safe to interrupt this process any time before '
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
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diff changeset
445 b'data migration completes)\n'
43076
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diff changeset
446 )
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Augie Fackler <augie@google.com>
parents: 43031
diff changeset
447 )
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
448
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Augie Fackler <augie@google.com>
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diff changeset
449 with dstrepo.transaction(b'upgrade') as tr:
43076
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parents: 43031
diff changeset
450 _clonerevlogs(
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diff changeset
451 ui,
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parents: 43031
diff changeset
452 srcrepo,
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parents: 43031
diff changeset
453 dstrepo,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
454 tr,
46215
82f3ee1a505f actions: store deltareuse mode of whole operation in UpgradeOperation
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46214
diff changeset
455 upgrade_op.delta_reuse_mode,
46210
6b40aac4da8e upgrade: rename actions to upgrade_actions
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46194
diff changeset
456 upgrade_op.has_upgrade_action(b're-delta-multibase'),
46060
c407513a44a3 upgrade: start moving the "to be happening" data in a dedicated object
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46050
diff changeset
457 revlogs=upgrade_op.revlogs_to_process,
43076
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parents: 43031
diff changeset
458 )
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
459
30780
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
460 # Now copy other files in the store directory.
30895
0b913e1e725b repair: iterate store files deterministically
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30781
diff changeset
461 # The sorted() makes execution deterministic.
43077
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parents: 43076
diff changeset
462 for p, kind, st in sorted(srcrepo.store.vfs.readdir(b'', stat=True)):
46060
c407513a44a3 upgrade: start moving the "to be happening" data in a dedicated object
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46050
diff changeset
463 if not _filterstorefile(
46191
aba979b1b90b upgrade: move `printrequirements()` to UpgradeOperation class
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46189
diff changeset
464 srcrepo, dstrepo, upgrade_op.new_requirements, p, kind, st
46060
c407513a44a3 upgrade: start moving the "to be happening" data in a dedicated object
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 46050
diff changeset
465 ):
30780
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
466 continue
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
467
44875
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
468 srcrepo.ui.status(_(b'copying %s\n') % p)
30897
8110d49e0558 repair: use rawvfs when copying extra store files
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30895
diff changeset
469 src = srcrepo.store.rawvfs.join(p)
8110d49e0558 repair: use rawvfs when copying extra store files
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parents: 30895
diff changeset
470 dst = dstrepo.store.rawvfs.join(p)
30780
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parents: 30779
diff changeset
471 util.copyfile(src, dst, copystat=True)
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parents: 30779
diff changeset
472
31874
27ec6517e40e upgrade: drop the prefix to the '_finishdatamigration' function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31873
diff changeset
473 _finishdatamigration(ui, srcrepo, dstrepo, requirements)
30779
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parents: 30777
diff changeset
474
44875
e295ba238bd8 upgrade: support the --quiet flag
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parents: 44874
diff changeset
475 ui.status(_(b'data fully migrated to temporary repository\n'))
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
476
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
477 backuppath = pycompat.mkdtemp(prefix=b'upgradebackup.', dir=srcrepo.path)
31242
254f98326eef vfs: use 'vfs' module directly in 'mercurial.repair'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 30995
diff changeset
478 backupvfs = vfsmod.vfs(backuppath)
30777
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parents: 30776
diff changeset
479
7de7afd8bdd9 repair: begin implementation of in-place upgrading
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parents: 30776
diff changeset
480 # Make a backup of requires file first, as it is the first to be modified.
43077
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
481 util.copyfile(srcrepo.vfs.join(b'requires'), backupvfs.join(b'requires'))
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
482
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
483 # We install an arbitrary requirement that clients must not support
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
484 # as a mechanism to lock out new clients during the data swap. This is
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
485 # better than allowing a client to continue while the repository is in
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
486 # an inconsistent state.
44875
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
487 ui.status(
43076
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Augie Fackler <augie@google.com>
parents: 43031
diff changeset
488 _(
43077
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
489 b'marking source repository as being upgraded; clients will be '
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
490 b'unable to read from repository\n'
43076
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parents: 43031
diff changeset
491 )
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
492 )
45106
a03c177a4679 scmutil: add writereporequirements() and route requires writing through it
Pulkit Goyal <7895pulkit@gmail.com>
parents: 44981
diff changeset
493 scmutil.writereporequirements(
a03c177a4679 scmutil: add writereporequirements() and route requires writing through it
Pulkit Goyal <7895pulkit@gmail.com>
parents: 44981
diff changeset
494 srcrepo, srcrepo.requirements | {b'upgradeinprogress'}
43076
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parents: 43031
diff changeset
495 )
30777
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
496
44875
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
497 ui.status(_(b'starting in-place swap of repository data\n'))
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
498 ui.status(_(b'replaced files will be backed up at %s\n') % backuppath)
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
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parents: 30776
diff changeset
499
30779
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
500 # Now swap in the new store directory. Doing it as a rename should make
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
501 # the operation nearly instantaneous and atomic (at least in well-behaved
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
502 # environments).
44875
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
503 ui.status(_(b'replacing store...\n'))
30995
22fbca1d11ed mercurial: switch to util.timer for all interval timings
Simon Farnsworth <simonfar@fb.com>
parents: 30781
diff changeset
504 tstart = util.timer()
43077
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
505 util.rename(srcrepo.spath, backupvfs.join(b'store'))
30779
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
506 util.rename(dstrepo.spath, srcrepo.spath)
30995
22fbca1d11ed mercurial: switch to util.timer for all interval timings
Simon Farnsworth <simonfar@fb.com>
parents: 30781
diff changeset
507 elapsed = util.timer() - tstart
44875
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
508 ui.status(
43076
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Augie Fackler <augie@google.com>
parents: 43031
diff changeset
509 _(
43077
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
510 b'store replacement complete; repository was inconsistent for '
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
511 b'%0.1fs\n'
43076
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Augie Fackler <augie@google.com>
parents: 43031
diff changeset
512 )
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
513 % elapsed
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
514 )
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
515
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
516 # We first write the requirements file. Any new requirements will lock
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
517 # out legacy clients.
44875
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
518 ui.status(
43076
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Augie Fackler <augie@google.com>
parents: 43031
diff changeset
519 _(
43077
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
520 b'finalizing requirements file and making repository readable '
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
521 b'again\n'
43076
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parents: 43031
diff changeset
522 )
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
523 )
46191
aba979b1b90b upgrade: move `printrequirements()` to UpgradeOperation class
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46189
diff changeset
524 scmutil.writereporequirements(srcrepo, upgrade_op.new_requirements)
30777
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
525
30781
f2c069bf78ee repair: clean up stale lock file from store backup
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30780
diff changeset
526 # The lock file from the old store won't be removed because nothing has a
f2c069bf78ee repair: clean up stale lock file from store backup
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30780
diff changeset
527 # reference to its new location. So clean it up manually. Alternatively, we
f2c069bf78ee repair: clean up stale lock file from store backup
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30780
diff changeset
528 # could update srcrepo.svfs and other variables to point to the new
f2c069bf78ee repair: clean up stale lock file from store backup
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30780
diff changeset
529 # location. This is simpler.
43077
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
530 backupvfs.unlink(b'store/lock')
30781
f2c069bf78ee repair: clean up stale lock file from store backup
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30780
diff changeset
531
30777
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
532 return backuppath