Mercurial > public > mercurial-scm > hg-stable

annotate mercurial/upgrade.py @ 32028:99f63f476a72

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upgrade: implement '__ne__' on 'improvement' class The pythonomicon request its implementation.
author Pierre-Yves David <pierre-yves.david@ens-lyon.org>
date Mon, 17 Apr 2017 13:07:22 +0200
parents 3c77f03f16b3
children 9e35848fa007
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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 import tempfile
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12
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13 from .i18n import _
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14 from . import (
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15 changelog,
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16 error,
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17 localrepo,
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18 manifest,
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19 revlog,
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20 scmutil,
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21 util,
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22 vfs as vfsmod,
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23 )
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24
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25 def requiredsourcerequirements(repo):
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26 """Obtain requirements required to be present to upgrade a repo.
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27
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28 An upgrade will not be allowed if the repository doesn't have the
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29 requirements returned by this function.
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30 """
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31 return set([
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32 # Introduced in Mercurial 0.9.2.
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33 'revlogv1',
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34 # Introduced in Mercurial 0.9.2.
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35 'store',
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36 ])
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37
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38 def blocksourcerequirements(repo):
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39 """Obtain requirements that will prevent an upgrade from occurring.
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40
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41 An upgrade cannot be performed if the source repository contains a
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42 requirements in the returned set.
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43 """
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44 return set([
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45 # The upgrade code does not yet support these experimental features.
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46 # This is an artificial limitation.
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47 'manifestv2',
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48 'treemanifest',
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49 # This was a precursor to generaldelta and was never enabled by default.
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50 # It should (hopefully) not exist in the wild.
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51 'parentdelta',
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52 # Upgrade should operate on the actual store, not the shared link.
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53 'shared',
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54 ])
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55
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56 def supportremovedrequirements(repo):
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57 """Obtain requirements that can be removed during an upgrade.
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58
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59 If an upgrade were to create a repository that dropped a requirement,
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60 the dropped requirement must appear in the returned set for the upgrade
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61 to be allowed.
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62 """
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63 return set()
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64
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65 def supporteddestrequirements(repo):
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66 """Obtain requirements that upgrade supports in the destination.
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67
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68 If the result of the upgrade would create requirements not in this set,
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69 the upgrade is disallowed.
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70
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71 Extensions should monkeypatch this to add their custom requirements.
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72 """
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73 return set([
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74 'dotencode',
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75 'fncache',
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76 'generaldelta',
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77 'revlogv1',
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78 'store',
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79 ])
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80
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81 def allowednewrequirements(repo):
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82 """Obtain requirements that can be added to a repository during upgrade.
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83
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84 This is used to disallow proposed requirements from being added when
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85 they weren't present before.
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86
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87 We use a list of allowed requirement additions instead of a list of known
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88 bad additions because the whitelist approach is safer and will prevent
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89 future, unknown requirements from accidentally being added.
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90 """
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91 return set([
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92 'dotencode',
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93 'fncache',
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94 'generaldelta',
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95 ])
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96
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97 deficiency = 'deficiency'
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98 optimisation = 'optimization'
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99
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100 class improvement(object):
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101 """Represents an improvement that can be made as part of an upgrade.
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102
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103 The following attributes are defined on each instance:
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104
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105 name
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106 Machine-readable string uniquely identifying this improvement. It
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107 will be mapped to an action later in the upgrade process.
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108
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109 type
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110 Either ``deficiency`` or ``optimisation``. A deficiency is an obvious
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111 problem. An optimization is an action (sometimes optional) that
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112 can be taken to further improve the state of the repository.
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113
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114 description
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115 Message intended for humans explaining the improvement in more detail,
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116 including the implications of it. For ``deficiency`` types, should be
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117 worded in the present tense. For ``optimisation`` types, should be
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118 worded in the future tense.
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119
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120 upgrademessage
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121 Message intended for humans explaining what an upgrade addressing this
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122 issue will do. Should be worded in the future tense.
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123
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124 fromdefault (``deficiency`` types only)
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125 Boolean indicating whether the current (deficient) state deviates
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126 from Mercurial's default configuration.
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127
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128 fromconfig (``deficiency`` types only)
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129 Boolean indicating whether the current (deficient) state deviates
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130 from the current Mercurial configuration.
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131 """
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132 def __init__(self, name, type, description, upgrademessage, **kwargs):
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133 self.name = name
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134 self.type = type
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135 self.description = description
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136 self.upgrademessage = upgrademessage
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137
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138 for k, v in kwargs.items():
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139 setattr(self, k, v)
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140
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141 def __eq__(self, other):
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142 if not isinstance(other, improvement):
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143 # This is what python tell use to do
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144 return NotImplemented
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145 return self.name == other.name
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146
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147 def __ne__(self, other):
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148 return not self == other
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149
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150 def finddeficiencies(repo):
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151 """returns a list of deficiencies that the repo suffer from"""
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152 newreporeqs = localrepo.newreporequirements(repo)
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153
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154 deficiencies = []
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155
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156 # We could detect lack of revlogv1 and store here, but they were added
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157 # in 0.9.2 and we don't support upgrading repos without these
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158 # requirements, so let's not bother.
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159
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160 if 'fncache' not in repo.requirements:
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161 deficiencies.append(improvement(
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162 name='fncache',
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163 type=deficiency,
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164 description=_('long and reserved filenames may not work correctly; '
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165 'repository performance is sub-optimal'),
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166 upgrademessage=_('repository will be more resilient to storing '
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167 'certain paths and performance of certain '
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168 'operations should be improved'),
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169 fromdefault=True,
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170 fromconfig='fncache' in newreporeqs))
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171
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172 if 'dotencode' not in repo.requirements:
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173 deficiencies.append(improvement(
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174 name='dotencode',
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175 type=deficiency,
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176 description=_('storage of filenames beginning with a period or '
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177 'space may not work correctly'),
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178 upgrademessage=_('repository will be better able to store files '
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179 'beginning with a space or period'),
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180 fromdefault=True,
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181 fromconfig='dotencode' in newreporeqs))
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182
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183 if 'generaldelta' not in repo.requirements:
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184 deficiencies.append(improvement(
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185 name='generaldelta',
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186 type=deficiency,
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187 description=_('deltas within internal storage are unable to '
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188 'choose optimal revisions; repository is larger and '
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189 'slower than it could be; interaction with other '
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190 'repositories may require extra network and CPU '
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191 'resources, making "hg push" and "hg pull" slower'),
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192 upgrademessage=_('repository storage will be able to create '
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193 'optimal deltas; new repository data will be '
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194 'smaller and read times should decrease; '
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195 'interacting with other repositories using this '
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196 'storage model should require less network and '
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197 'CPU resources, making "hg push" and "hg pull" '
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198 'faster'),
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199 fromdefault=True,
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200 fromconfig='generaldelta' in newreporeqs))
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201
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202 # Mercurial 4.0 changed changelogs to not use delta chains. Search for
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203 # changelogs with deltas.
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204 cl = repo.changelog
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205 for rev in cl:
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206 chainbase = cl.chainbase(rev)
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207 if chainbase != rev:
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208 deficiencies.append(improvement(
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209 name='removecldeltachain',
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210 type=deficiency,
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211 description=_('changelog storage is using deltas instead of '
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212 'raw entries; changelog reading and any '
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213 'operation relying on changelog data are slower '
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214 'than they could be'),
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215 upgrademessage=_('changelog storage will be reformated to '
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216 'store raw entries; changelog reading will be '
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217 'faster; changelog size may be reduced'),
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218 fromdefault=True,
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219 fromconfig=True))
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220 break
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221
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222 return deficiencies
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223
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224 def findoptimizations(repo):
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225 """Determine optimisation that could be used during upgrade"""
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226 # These are unconditionally added. There is logic later that figures out
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227 # which ones to apply.
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228 optimizations = []
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229
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230 optimizations.append(improvement(
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231 name='redeltaparent',
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232 type=optimisation,
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233 description=_('deltas within internal storage will be recalculated to '
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234 'choose an optimal base revision where this was not '
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235 'already done; the size of the repository may shrink and '
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236 'various operations may become faster; the first time '
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237 'this optimization is performed could slow down upgrade '
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238 'execution considerably; subsequent invocations should '
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239 'not run noticeably slower'),
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240 upgrademessage=_('deltas within internal storage will choose a new '
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241 'base revision if needed')))
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242
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243 optimizations.append(improvement(
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244 name='redeltamultibase',
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245 type=optimisation,
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246 description=_('deltas within internal storage will be recalculated '
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247 'against multiple base revision and the smallest '
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248 'difference will be used; the size of the repository may '
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249 'shrink significantly when there are many merges; this '
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250 'optimization will slow down execution in proportion to '
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251 'the number of merges in the repository and the amount '
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252 'of files in the repository; this slow down should not '
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253 'be significant unless there are tens of thousands of '
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254 'files and thousands of merges'),
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255 upgrademessage=_('deltas within internal storage will choose an '
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256 'optimal delta by computing deltas against multiple '
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257 'parents; may slow down execution time '
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258 'significantly')))
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259
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260 optimizations.append(improvement(
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261 name='redeltaall',
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262 type=optimisation,
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263 description=_('deltas within internal storage will always be '
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264 'recalculated without reusing prior deltas; this will '
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265 'likely make execution run several times slower; this '
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266 'optimization is typically not needed'),
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267 upgrademessage=_('deltas within internal storage will be fully '
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268 'recomputed; this will likely drastically slow down '
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269 'execution time')))
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270
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271 return optimizations
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272
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273 def determineactions(repo, deficiencies, sourcereqs, destreqs):
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274 """Determine upgrade actions that will be performed.
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275
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276 Given a list of improvements as returned by ``finddeficiencies`` and
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277 ``findoptimizations``, determine the list of upgrade actions that
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278 will be performed.
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279
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280 The role of this function is to filter improvements if needed, apply
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281 recommended optimizations from the improvements list that make sense,
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282 etc.
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
283
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
284 Returns a list of action names.
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
285 """
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
286 newactions = []
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
287
31870
49011f1cedd4 upgrade: drop the prefix to the 'supporteddestrequirements' function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31869
diff changeset
288 knownreqs = supporteddestrequirements(repo)
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
289
31900
0f0d7005b9ad upgrade: simplify 'determineactions'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31899
diff changeset
290 for d in deficiencies:
0f0d7005b9ad upgrade: simplify 'determineactions'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31899
diff changeset
291 name = d.name
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
292
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
293 # If the action is a requirement that doesn't show up in the
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
294 # destination requirements, prune the action.
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
295 if name in knownreqs and name not in destreqs:
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
296 continue
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
297
31903
fa1088de2119 upgrade: use 'improvement' object for action too
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31902
diff changeset
298 newactions.append(d)
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
299
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
300 # FUTURE consider adding some optimizations here for certain transitions.
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
301 # e.g. adding generaldelta could schedule parent redeltas.
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
302
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
303 return newactions
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
304
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
305 def _revlogfrompath(repo, path):
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
306 """Obtain a revlog from a repo path.
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
307
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
308 An instance of the appropriate class is returned.
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
309 """
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
310 if path == '00changelog.i':
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
311 return changelog.changelog(repo.svfs)
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
312 elif path.endswith('00manifest.i'):
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
313 mandir = path[:-len('00manifest.i')]
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
314 return manifest.manifestrevlog(repo.svfs, dir=mandir)
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
315 else:
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
316 # Filelogs don't do anything special with settings. So we can use a
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
317 # vanilla revlog.
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
318 return revlog.revlog(repo.svfs, path)
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
319
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
320 def _copyrevlogs(ui, srcrepo, dstrepo, tr, deltareuse, aggressivemergedeltas):
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
321 """Copy revlogs between 2 repos."""
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
322 revcount = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
323 srcsize = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
324 srcrawsize = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
325 dstsize = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
326 fcount = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
327 frevcount = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
328 fsrcsize = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
329 frawsize = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
330 fdstsize = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
331 mcount = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
332 mrevcount = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
333 msrcsize = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
334 mrawsize = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
335 mdstsize = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
336 crevcount = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
337 csrcsize = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
338 crawsize = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
339 cdstsize = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
340
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
341 # Perform a pass to collect metadata. This validates we can open all
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
342 # source files and allows a unified progress bar to be displayed.
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
343 for unencoded, encoded, size in srcrepo.store.walk():
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
344 if unencoded.endswith('.d'):
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
345 continue
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
346
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
347 rl = _revlogfrompath(srcrepo, unencoded)
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
348 revcount += len(rl)
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
349
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
350 datasize = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
351 rawsize = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
352 idx = rl.index
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
353 for rev in rl:
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
354 e = idx[rev]
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
355 datasize += e[1]
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
356 rawsize += e[2]
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
357
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
358 srcsize += datasize
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
359 srcrawsize += rawsize
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
360
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
361 # This is for the separate progress bars.
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
362 if isinstance(rl, changelog.changelog):
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
363 crevcount += len(rl)
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
364 csrcsize += datasize
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
365 crawsize += rawsize
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
366 elif isinstance(rl, manifest.manifestrevlog):
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
367 mcount += 1
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
368 mrevcount += len(rl)
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
369 msrcsize += datasize
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
370 mrawsize += rawsize
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
371 elif isinstance(rl, revlog.revlog):
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
372 fcount += 1
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
373 frevcount += len(rl)
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
374 fsrcsize += datasize
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
375 frawsize += rawsize
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
376
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
377 if not revcount:
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
378 return
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
379
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
380 ui.write(_('migrating %d total revisions (%d in filelogs, %d in manifests, '
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
381 '%d in changelog)\n') %
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
382 (revcount, frevcount, mrevcount, crevcount))
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
383 ui.write(_('migrating %s in store; %s tracked data\n') % (
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
384 (util.bytecount(srcsize), util.bytecount(srcrawsize))))
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
385
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
386 # Used to keep track of progress.
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
387 progress = []
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
388 def oncopiedrevision(rl, rev, node):
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
389 progress[1] += 1
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
390 srcrepo.ui.progress(progress[0], progress[1], total=progress[2])
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
391
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
392 # Do the actual copying.
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
393 # FUTURE this operation can be farmed off to worker processes.
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
394 seen = set()
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
395 for unencoded, encoded, size in srcrepo.store.walk():
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
396 if unencoded.endswith('.d'):
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
397 continue
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
398
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
399 oldrl = _revlogfrompath(srcrepo, unencoded)
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
400 newrl = _revlogfrompath(dstrepo, unencoded)
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
401
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
402 if isinstance(oldrl, changelog.changelog) and 'c' not in seen:
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
403 ui.write(_('finished migrating %d manifest revisions across %d '
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
404 'manifests; change in size: %s\n') %
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
405 (mrevcount, mcount, util.bytecount(mdstsize - msrcsize)))
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
406
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
407 ui.write(_('migrating changelog containing %d revisions '
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
408 '(%s in store; %s tracked data)\n') %
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
409 (crevcount, util.bytecount(csrcsize),
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
410 util.bytecount(crawsize)))
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
411 seen.add('c')
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
412 progress[:] = [_('changelog revisions'), 0, crevcount]
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
413 elif isinstance(oldrl, manifest.manifestrevlog) and 'm' not in seen:
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
414 ui.write(_('finished migrating %d filelog revisions across %d '
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
415 'filelogs; change in size: %s\n') %
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
416 (frevcount, fcount, util.bytecount(fdstsize - fsrcsize)))
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
417
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
418 ui.write(_('migrating %d manifests containing %d revisions '
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
419 '(%s in store; %s tracked data)\n') %
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
420 (mcount, mrevcount, util.bytecount(msrcsize),
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
421 util.bytecount(mrawsize)))
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
422 seen.add('m')
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
423 progress[:] = [_('manifest revisions'), 0, mrevcount]
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
424 elif 'f' not in seen:
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
425 ui.write(_('migrating %d filelogs containing %d revisions '
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
426 '(%s in store; %s tracked data)\n') %
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
427 (fcount, frevcount, util.bytecount(fsrcsize),
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
428 util.bytecount(frawsize)))
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
429 seen.add('f')
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
430 progress[:] = [_('file revisions'), 0, frevcount]
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
431
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
432 ui.progress(progress[0], progress[1], total=progress[2])
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
433
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
434 ui.note(_('cloning %d revisions from %s\n') % (len(oldrl), unencoded))
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
435 oldrl.clone(tr, newrl, addrevisioncb=oncopiedrevision,
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
436 deltareuse=deltareuse,
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
437 aggressivemergedeltas=aggressivemergedeltas)
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
438
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
439 datasize = 0
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
440 idx = newrl.index
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
441 for rev in newrl:
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
442 datasize += idx[rev][1]
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
443
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
444 dstsize += datasize
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
445
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
446 if isinstance(newrl, changelog.changelog):
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
447 cdstsize += datasize
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
448 elif isinstance(newrl, manifest.manifestrevlog):
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
449 mdstsize += datasize
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
450 else:
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
451 fdstsize += datasize
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
452
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
453 ui.progress(progress[0], None)
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
454
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
455 ui.write(_('finished migrating %d changelog revisions; change in size: '
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
456 '%s\n') % (crevcount, util.bytecount(cdstsize - csrcsize)))
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
457
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
458 ui.write(_('finished migrating %d total revisions; total change in store '
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
459 'size: %s\n') % (revcount, util.bytecount(dstsize - srcsize)))
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
460
31873
d6c2005484b6 upgrade: drop the prefix to the '_filterstorefile' function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31872
diff changeset
461 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
462 """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
463
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
464 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
465 ``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
466
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
467 Args:
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
468 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
469 dstrepo: repo we are copying to
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
470 requirements: set of requirements for ``dstrepo``
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
471 path: store file being examined
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
472 mode: the ``ST_MODE`` file type of ``path``
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
473 st: ``stat`` data structure for ``path``
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
474
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
475 Function should return ``True`` if the file is to be copied.
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
476 """
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
477 # Skip revlogs.
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
478 if path.endswith(('.i', '.d')):
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
479 return False
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
480 # Skip transaction related files.
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
481 if path.startswith('undo'):
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
482 return False
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
483 # Only copy regular files.
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
484 if mode != stat.S_IFREG:
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
485 return False
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
486 # Skip other skipped files.
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
487 if path in ('lock', 'fncache'):
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
488 return False
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
489
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
490 return True
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
491
31874
27ec6517e40e upgrade: drop the prefix to the '_finishdatamigration' function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31873
diff changeset
492 def _finishdatamigration(ui, srcrepo, dstrepo, requirements):
30780
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
493 """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
494
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
495 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
496 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
497 """
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
498
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
499 def _upgraderepo(ui, srcrepo, dstrepo, requirements, actions):
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
500 """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
501
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
502 The upgrade is effectively performed as a copy between a source
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
503 repository and a temporary destination repository.
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
504
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
505 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
506 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
507 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
508 """
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
509 assert srcrepo.currentwlock()
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
510 assert dstrepo.currentwlock()
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
511
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
512 ui.write(_('(it is safe to interrupt this process any time before '
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
513 'data migration completes)\n'))
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
514
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
515 if 'redeltaall' in actions:
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
516 deltareuse = revlog.revlog.DELTAREUSENEVER
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
517 elif 'redeltaparent' in actions:
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
518 deltareuse = revlog.revlog.DELTAREUSESAMEREVS
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
519 elif 'redeltamultibase' in actions:
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
520 deltareuse = revlog.revlog.DELTAREUSESAMEREVS
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
521 else:
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
522 deltareuse = revlog.revlog.DELTAREUSEALWAYS
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
523
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
524 with dstrepo.transaction('upgrade') as tr:
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
525 _copyrevlogs(ui, srcrepo, dstrepo, tr, deltareuse,
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
526 'redeltamultibase' in actions)
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
527
30780
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
528 # 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
529 # The sorted() makes execution deterministic.
0b913e1e725b repair: iterate store files deterministically
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30781
diff changeset
530 for p, kind, st in sorted(srcrepo.store.vfs.readdir('', stat=True)):
31873
d6c2005484b6 upgrade: drop the prefix to the '_filterstorefile' function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31872
diff changeset
531 if not _filterstorefile(srcrepo, dstrepo, requirements,
30780
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
532 p, kind, st):
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
533 continue
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
534
2603d04889e1 repair: copy non-revlog store files during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30779
diff changeset
535 srcrepo.ui.write(_('copying %s\n') % p)
30897
8110d49e0558 repair: use rawvfs when copying extra store files
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30895
diff changeset
536 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
537 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
538 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
539
31874
27ec6517e40e upgrade: drop the prefix to the '_finishdatamigration' function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31873
diff changeset
540 _finishdatamigration(ui, srcrepo, dstrepo, requirements)
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
541
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
542 ui.write(_('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
543
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
544 backuppath = tempfile.mkdtemp(prefix='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
545 backupvfs = vfsmod.vfs(backuppath)
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
546
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
547 # Make a backup of requires file first, as it is the first to be modified.
31333
e712a9c35fd8 repair: directly use repo.vfs.join
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31242
diff changeset
548 util.copyfile(srcrepo.vfs.join('requires'), backupvfs.join('requires'))
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
549
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
550 # 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
551 # 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
552 # 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
553 # an inconsistent state.
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
554 ui.write(_('marking source repository as being upgraded; clients will be '
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
555 'unable to read from repository\n'))
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
556 scmutil.writerequires(srcrepo.vfs,
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
557 srcrepo.requirements | set(['upgradeinprogress']))
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
558
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
559 ui.write(_('starting in-place swap of repository data\n'))
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
560 ui.write(_('replaced files will be backed up at %s\n') %
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
561 backuppath)
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
562
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
563 # 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
564 # 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
565 # environments).
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
566 ui.write(_('replacing store...\n'))
30995
22fbca1d11ed mercurial: switch to util.timer for all interval timings
Simon Farnsworth <simonfar@fb.com>
parents: 30781
diff changeset
567 tstart = util.timer()
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
568 util.rename(srcrepo.spath, backupvfs.join('store'))
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
569 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
570 elapsed = util.timer() - tstart
30779
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
571 ui.write(_('store replacement complete; repository was inconsistent for '
38aa1ca97b6a repair: migrate revlogs during upgrade
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30777
diff changeset
572 '%0.1fs\n') % elapsed)
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
573
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
574 # 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
575 # out legacy clients.
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
576 ui.write(_('finalizing requirements file and making repository readable '
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
577 'again\n'))
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
578 scmutil.writerequires(srcrepo.vfs, requirements)
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
579
30781
f2c069bf78ee repair: clean up stale lock file from store backup
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30780
diff changeset
580 # 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
581 # 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
582 # 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
583 # location. This is simpler.
f2c069bf78ee repair: clean up stale lock file from store backup
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30780
diff changeset
584 backupvfs.unlink('store/lock')
f2c069bf78ee repair: clean up stale lock file from store backup
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30780
diff changeset
585
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
586 return backuppath
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
587
30775
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
588 def upgraderepo(ui, repo, run=False, optimize=None):
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
589 """Upgrade a repository in place."""
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
590 optimize = set(optimize or [])
30775
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
591 repo = repo.unfiltered()
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
592
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
593 # Ensure the repository can be upgraded.
31865
5dcaa0f4455b upgrade: drop the prefix to the 'requiredsourcerequirements' function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31864
diff changeset
594 missingreqs = requiredsourcerequirements(repo) - repo.requirements
30775
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
595 if missingreqs:
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
596 raise error.Abort(_('cannot upgrade repository; requirement '
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
597 'missing: %s') % _(', ').join(sorted(missingreqs)))
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
598
31866
1454726b6d7c upgrade: drop the prefix to the 'blocksourcerequirements' function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31865
diff changeset
599 blockedreqs = blocksourcerequirements(repo) & repo.requirements
30775
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
600 if blockedreqs:
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
601 raise error.Abort(_('cannot upgrade repository; unsupported source '
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
602 'requirement: %s') %
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
603 _(', ').join(sorted(blockedreqs)))
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
604
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
605 # FUTURE there is potentially a need to control the wanted requirements via
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
606 # command arguments or via an extension hook point.
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
607 newreqs = localrepo.newreporequirements(repo)
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
608
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
609 noremovereqs = (repo.requirements - newreqs -
31867
cc60b6c36637 upgrade: drop the prefix to the 'supportremovedrequirements' function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31866
diff changeset
610 supportremovedrequirements(repo))
30775
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
611 if noremovereqs:
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
612 raise error.Abort(_('cannot upgrade repository; requirement would be '
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
613 'removed: %s') % _(', ').join(sorted(noremovereqs)))
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
614
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
615 noaddreqs = (newreqs - repo.requirements -
31869
fe5e30b58934 upgrade: drop the prefix to the 'allowednewrequirements' function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31868
diff changeset
616 allowednewrequirements(repo))
30775
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
617 if noaddreqs:
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
618 raise error.Abort(_('cannot upgrade repository; do not support adding '
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
619 'requirement: %s') %
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
620 _(', ').join(sorted(noaddreqs)))
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
621
31870
49011f1cedd4 upgrade: drop the prefix to the 'supporteddestrequirements' function
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31869
diff changeset
622 unsupportedreqs = newreqs - supporteddestrequirements(repo)
30775
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
623 if unsupportedreqs:
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
624 raise error.Abort(_('cannot upgrade repository; do not support '
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
625 'destination requirement: %s') %
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
626 _(', ').join(sorted(unsupportedreqs)))
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
627
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
628 # Find and validate all improvements that can be made.
31899
cccd8e1538b0 upgrade: filter optimizations outside of 'determineactions'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31898
diff changeset
629 alloptimizations = findoptimizations(repo)
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
630
31899
cccd8e1538b0 upgrade: filter optimizations outside of 'determineactions'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31898
diff changeset
631 # Apply and Validate arguments.
cccd8e1538b0 upgrade: filter optimizations outside of 'determineactions'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31898
diff changeset
632 optimizations = []
cccd8e1538b0 upgrade: filter optimizations outside of 'determineactions'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31898
diff changeset
633 for o in alloptimizations:
cccd8e1538b0 upgrade: filter optimizations outside of 'determineactions'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31898
diff changeset
634 if o.name in optimize:
cccd8e1538b0 upgrade: filter optimizations outside of 'determineactions'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31898
diff changeset
635 optimizations.append(o)
cccd8e1538b0 upgrade: filter optimizations outside of 'determineactions'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31898
diff changeset
636 optimize.discard(o.name)
cccd8e1538b0 upgrade: filter optimizations outside of 'determineactions'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31898
diff changeset
637
cccd8e1538b0 upgrade: filter optimizations outside of 'determineactions'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31898
diff changeset
638 if optimize: # anything left is unknown
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
639 raise error.Abort(_('unknown optimization action requested: %s') %
31899
cccd8e1538b0 upgrade: filter optimizations outside of 'determineactions'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31898
diff changeset
640 ', '.join(sorted(optimize)),
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
641 hint=_('run without arguments to see valid '
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
642 'optimizations'))
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
643
31897
d0067250542d upgrade: simplify optimisations validation
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31896
diff changeset
644 deficiencies = finddeficiencies(repo)
31899
cccd8e1538b0 upgrade: filter optimizations outside of 'determineactions'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31898
diff changeset
645 actions = determineactions(repo, deficiencies, repo.requirements, newreqs)
31903
fa1088de2119 upgrade: use 'improvement' object for action too
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31902
diff changeset
646 actions.extend(o for o in sorted(optimizations)
31899
cccd8e1538b0 upgrade: filter optimizations outside of 'determineactions'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31898
diff changeset
647 # determineactions could have added optimisation
31903
fa1088de2119 upgrade: use 'improvement' object for action too
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31902
diff changeset
648 if o not in actions)
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
649
30775
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
650 def printrequirements():
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
651 ui.write(_('requirements\n'))
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
652 ui.write(_(' preserved: %s\n') %
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
653 _(', ').join(sorted(newreqs & repo.requirements)))
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
654
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
655 if repo.requirements - newreqs:
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
656 ui.write(_(' removed: %s\n') %
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
657 _(', ').join(sorted(repo.requirements - newreqs)))
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
658
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
659 if newreqs - repo.requirements:
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
660 ui.write(_(' added: %s\n') %
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
661 _(', ').join(sorted(newreqs - repo.requirements)))
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
662
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
663 ui.write('\n')
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
664
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
665 def printupgradeactions():
31903
fa1088de2119 upgrade: use 'improvement' object for action too
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31902
diff changeset
666 for a in actions:
fa1088de2119 upgrade: use 'improvement' object for action too
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31902
diff changeset
667 ui.write('%s\n %s\n\n' % (a.name, a.upgrademessage))
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
668
30775
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
669 if not run:
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
670 fromconfig = []
31904
3c77f03f16b3 upgrade: simplify the "origin" dispatch in dry run
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31903
diff changeset
671 onlydefault = []
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
672
31901
9bdedb050d8d upgrade: simplify some of the initial dispatch for dry run
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31900
diff changeset
673 for d in deficiencies:
9bdedb050d8d upgrade: simplify some of the initial dispatch for dry run
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31900
diff changeset
674 if d.fromconfig:
9bdedb050d8d upgrade: simplify some of the initial dispatch for dry run
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31900
diff changeset
675 fromconfig.append(d)
31904
3c77f03f16b3 upgrade: simplify the "origin" dispatch in dry run
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31903
diff changeset
676 elif d.fromdefault:
3c77f03f16b3 upgrade: simplify the "origin" dispatch in dry run
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31903
diff changeset
677 onlydefault.append(d)
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
678
31904
3c77f03f16b3 upgrade: simplify the "origin" dispatch in dry run
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31903
diff changeset
679 if fromconfig or onlydefault:
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
680
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
681 if fromconfig:
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
682 ui.write(_('repository lacks features recommended by '
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
683 'current config options:\n\n'))
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
684 for i in fromconfig:
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
685 ui.write('%s\n %s\n\n' % (i.name, i.description))
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
686
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
687 if onlydefault:
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
688 ui.write(_('repository lacks features used by the default '
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
689 'config options:\n\n'))
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
690 for i in onlydefault:
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
691 ui.write('%s\n %s\n\n' % (i.name, i.description))
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
692
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
693 ui.write('\n')
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
694 else:
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
695 ui.write(_('(no feature deficiencies found in existing '
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
696 'repository)\n'))
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
697
30775
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
698 ui.write(_('performing an upgrade with "--run" will make the following '
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
699 'changes:\n\n'))
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
700
513d68a90398 repair: implement requirements checking for upgrades
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30707
diff changeset
701 printrequirements()
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
702 printupgradeactions()
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
703
31903
fa1088de2119 upgrade: use 'improvement' object for action too
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31902
diff changeset
704 unusedoptimize = [i for i in alloptimizations if i not in actions]
fa1088de2119 upgrade: use 'improvement' object for action too
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31902
diff changeset
705
30776
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
706 if unusedoptimize:
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
707 ui.write(_('additional optimizations are available by specifying '
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
708 '"--optimize <name>":\n\n'))
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
709 for i in unusedoptimize:
3997edc4a86d repair: determine what upgrade will do
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30775
diff changeset
710 ui.write(_('%s\n %s\n\n') % (i.name, i.description))
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
711 return
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
712
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
713 # Else we're in the run=true case.
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
714 ui.write(_('upgrade will perform the following actions:\n\n'))
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
715 printrequirements()
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
716 printupgradeactions()
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
717
31903
fa1088de2119 upgrade: use 'improvement' object for action too
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31902
diff changeset
718 upgradeactions = [a.name for a in actions]
fa1088de2119 upgrade: use 'improvement' object for action too
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31902
diff changeset
719
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
720 ui.write(_('beginning upgrade...\n'))
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
721 with repo.wlock():
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
722 with repo.lock():
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
723 ui.write(_('repository locked and read-only\n'))
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
724 # Our strategy for upgrading the repository is to create a new,
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
725 # temporary repository, write data to it, then do a swap of the
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
726 # data. There are less heavyweight ways to do this, but it is easier
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
727 # to create a new repo object than to instantiate all the components
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
728 # (like the store) separately.
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
729 tmppath = tempfile.mkdtemp(prefix='upgrade.', dir=repo.path)
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
730 backuppath = None
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
731 try:
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
732 ui.write(_('creating temporary repository to stage migrated '
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
733 'data: %s\n') % tmppath)
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
734 dstrepo = localrepo.localrepository(repo.baseui,
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
735 path=tmppath,
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
736 create=True)
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
737
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
738 with dstrepo.wlock():
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
739 with dstrepo.lock():
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
740 backuppath = _upgraderepo(ui, repo, dstrepo, newreqs,
31903
fa1088de2119 upgrade: use 'improvement' object for action too
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents: 31902
diff changeset
741 upgradeactions)
30777
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
742
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
743 finally:
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
744 ui.write(_('removing temporary repository %s\n') % tmppath)
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
745 repo.vfs.rmtree(tmppath, forcibly=True)
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
746
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
747 if backuppath:
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
748 ui.warn(_('copy of old repository backed up at %s\n') %
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
749 backuppath)
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
750 ui.warn(_('the old repository will not be deleted; remove '
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
751 'it to free up disk space once the upgraded '
7de7afd8bdd9 repair: begin implementation of in-place upgrading
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30776
diff changeset
752 'repository is verified\n'))