Mercurial > public > mercurial-scm > hg-stable

annotate mercurial/upgrade_utils/engine.py @ 46214:5dfa837d933e

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engine: refactor how total dstsize is calculated Instead of increasing it with each revlog, we just get the sum of total destination changelog, manifest and filelogs sizes. Differential Revision: https://phab.mercurial-scm.org/D9665
author Pulkit Goyal <7895pulkit@gmail.com>
date Wed, 30 Dec 2020 16:11:24 +0530
parents 6b40aac4da8e
children 82f3ee1a505f
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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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
404 """
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
405 # Skip revlogs.
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526d69eeea31 upgrade: support upgrade and downgrade from persistent nodemap
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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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parents: 43076
diff changeset
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
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parents: 30779
diff changeset
411 # Only copy regular files.
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
412 if mode != stat.S_IFREG:
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
413 return False
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parents: 30779
diff changeset
414 # Skip other skipped files.
43077
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Augie Fackler <augie@google.com>
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
43076
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parents: 43031
diff changeset
420
31874
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Pierre-Yves David <pierre-yves.david@ens-lyon.org>
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.
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
423
2603d04889e1 repair: copy non-revlog store files during upgrade
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
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
427
43076
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Augie Fackler <augie@google.com>
parents: 43031
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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parents: 30776
diff changeset
430 """Do the low-level work of upgrading a repository.
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
431
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parents: 30776
diff changeset
432 The upgrade is effectively performed as a copy between a source
7de7afd8bdd9 repair: begin implementation of in-place upgrading
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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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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()
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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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parents: 43076
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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parents: 43076
diff changeset
445 b'data migration completes)\n'
43076
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parents: 43031
diff changeset
446 )
2372284d9457 formatting: blacken the codebase
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
46210
6b40aac4da8e upgrade: rename actions to upgrade_actions
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46194
diff changeset
449 if upgrade_op.has_upgrade_action(b're-delta-all'):
30779
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parents: 30777
diff changeset
450 deltareuse = revlog.revlog.DELTAREUSENEVER
46210
6b40aac4da8e upgrade: rename actions to upgrade_actions
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parents: 46194
diff changeset
451 elif upgrade_op.has_upgrade_action(b're-delta-parent'):
30779
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parents: 30777
diff changeset
452 deltareuse = revlog.revlog.DELTAREUSESAMEREVS
46210
6b40aac4da8e upgrade: rename actions to upgrade_actions
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46194
diff changeset
453 elif upgrade_op.has_upgrade_action(b're-delta-multibase'):
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
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parents: 30777
diff changeset
454 deltareuse = revlog.revlog.DELTAREUSESAMEREVS
46210
6b40aac4da8e upgrade: rename actions to upgrade_actions
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46194
diff changeset
455 elif upgrade_op.has_upgrade_action(b're-delta-fulladd'):
35354
6226668a7169 upgrade: add a 'redeltafullall' mode
Boris Feld <boris.feld@octobus.net>
parents: 35353
diff changeset
456 deltareuse = revlog.revlog.DELTAREUSEFULLADD
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
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parents: 30777
diff changeset
457 else:
38aa1ca97b6a repair: migrate revlogs during upgrade
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parents: 30777
diff changeset
458 deltareuse = revlog.revlog.DELTAREUSEALWAYS
38aa1ca97b6a repair: migrate revlogs during upgrade
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parents: 30777
diff changeset
459
43077
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
460 with dstrepo.transaction(b'upgrade') as tr:
43076
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parents: 43031
diff changeset
461 _clonerevlogs(
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parents: 43031
diff changeset
462 ui,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
463 srcrepo,
2372284d9457 formatting: blacken the codebase
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parents: 43031
diff changeset
464 dstrepo,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
465 tr,
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Augie Fackler <augie@google.com>
parents: 43031
diff changeset
466 deltareuse,
46210
6b40aac4da8e upgrade: rename actions to upgrade_actions
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46194
diff changeset
467 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
468 revlogs=upgrade_op.revlogs_to_process,
43076
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parents: 43031
diff changeset
469 )
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
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parents: 30777
diff changeset
470
30780
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
471 # 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
472 # The sorted() makes execution deterministic.
43077
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
473 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
474 if not _filterstorefile(
46191
aba979b1b90b upgrade: move `printrequirements()` to UpgradeOperation class
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46189
diff changeset
475 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
476 ):
30780
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
477 continue
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
478
44875
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
479 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
480 src = srcrepo.store.rawvfs.join(p)
8110d49e0558 repair: use rawvfs when copying extra store files
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30895
diff changeset
481 dst = dstrepo.store.rawvfs.join(p)
30780
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
482 util.copyfile(src, dst, copystat=True)
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
483
31874
27ec6517e40e upgrade: drop the prefix to the '_finishdatamigration' function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31873
diff changeset
484 _finishdatamigration(ui, srcrepo, dstrepo, requirements)
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
485
44875
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
486 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
487
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
488 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
489 backupvfs = vfsmod.vfs(backuppath)
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
490
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
491 # Make a backup of requires file first, as it is the first to be modified.
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
492 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
493
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
494 # 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
495 # 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
496 # 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
497 # an inconsistent state.
44875
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
498 ui.status(
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
499 _(
43077
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
500 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
501 b'unable to read from repository\n'
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
502 )
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
503 )
45106
a03c177a4679 scmutil: add writereporequirements() and route requires writing through it
Pulkit Goyal <7895pulkit@gmail.com>
parents: 44981
diff changeset
504 scmutil.writereporequirements(
a03c177a4679 scmutil: add writereporequirements() and route requires writing through it
Pulkit Goyal <7895pulkit@gmail.com>
parents: 44981
diff changeset
505 srcrepo, srcrepo.requirements | {b'upgradeinprogress'}
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
506 )
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
507
44875
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
508 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
509 ui.status(_(b'replaced files will be backed up at %s\n') % backuppath)
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
510
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
511 # 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
512 # 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
513 # environments).
44875
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
514 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
515 tstart = util.timer()
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
516 util.rename(srcrepo.spath, backupvfs.join(b'store'))
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
517 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
518 elapsed = util.timer() - tstart
44875
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
519 ui.status(
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
520 _(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
521 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
522 b'%0.1fs\n'
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
523 )
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
524 % elapsed
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
525 )
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
526
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
527 # 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
528 # out legacy clients.
44875
e295ba238bd8 upgrade: support the --quiet flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44874
diff changeset
529 ui.status(
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
530 _(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
531 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
532 b'again\n'
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
533 )
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 43031
diff changeset
534 )
46191
aba979b1b90b upgrade: move `printrequirements()` to UpgradeOperation class
Pulkit Goyal <7895pulkit@gmail.com>
parents: 46189
diff changeset
535 scmutil.writereporequirements(srcrepo, upgrade_op.new_requirements)
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
536
30781
f2c069bf78ee repair: clean up stale lock file from store backup
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30780
diff changeset
537 # 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
538 # 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
539 # 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
540 # location. This is simpler.
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
541 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
542
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
543 return backuppath