Mercurial > hg
annotate hgext/remotefilelog/repack.py @ 45942:89a2afe31e82
formating: upgrade to black 20.8b1
This required a couple of small tweaks to un-confuse black, but now it
works. Big formatting changes come from:
* Dramatically improved collection-splitting logic upstream
* Black having a strong (correct IMO) opinion that """ is better than '''
Differential Revision: https://phab.mercurial-scm.org/D9430
author | Augie Fackler <raf@durin42.com> |
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date | Fri, 27 Nov 2020 17:03:29 -0500 |
parents | 9d2b2df2c2ba |
children | d55b71393907 |
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1 from __future__ import absolute_import |
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2 |
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3 import os |
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4 import time |
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5 |
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6 from mercurial.i18n import _ |
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7 from mercurial.node import ( |
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8 nullid, |
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9 short, |
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10 ) |
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11 from mercurial import ( |
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12 encoding, |
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13 error, |
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14 lock as lockmod, |
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15 mdiff, |
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16 policy, |
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17 pycompat, |
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18 scmutil, |
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19 util, |
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20 vfs, |
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21 ) |
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22 from mercurial.utils import procutil |
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23 from . import ( |
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24 constants, |
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25 contentstore, |
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26 datapack, |
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27 historypack, |
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28 metadatastore, |
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29 shallowutil, |
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30 ) |
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31 |
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32 osutil = policy.importmod('osutil') |
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33 |
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34 |
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35 class RepackAlreadyRunning(error.Abort): |
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36 pass |
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37 |
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38 |
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39 def backgroundrepack(repo, incremental=True, packsonly=False): |
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40 cmd = [procutil.hgexecutable(), b'-R', repo.origroot, b'repack'] |
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41 msg = _(b"(running background repack)\n") |
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42 if incremental: |
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43 cmd.append(b'--incremental') |
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44 msg = _(b"(running background incremental repack)\n") |
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45 if packsonly: |
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46 cmd.append(b'--packsonly') |
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47 repo.ui.warn(msg) |
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48 # We know this command will find a binary, so don't block on it starting. |
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49 kwargs = {} |
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50 if repo.ui.configbool(b'devel', b'remotefilelog.bg-wait'): |
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51 kwargs['record_wait'] = repo.ui.atexit |
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52 |
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53 procutil.runbgcommand(cmd, encoding.environ, ensurestart=False, **kwargs) |
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54 |
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55 |
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56 def fullrepack(repo, options=None): |
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57 """If ``packsonly`` is True, stores creating only loose objects are skipped.""" |
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58 if util.safehasattr(repo, 'shareddatastores'): |
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59 datasource = contentstore.unioncontentstore(*repo.shareddatastores) |
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60 historysource = metadatastore.unionmetadatastore( |
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61 *repo.sharedhistorystores, allowincomplete=True |
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62 ) |
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63 |
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64 packpath = shallowutil.getcachepackpath( |
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65 repo, constants.FILEPACK_CATEGORY |
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66 ) |
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67 _runrepack( |
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68 repo, |
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69 datasource, |
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70 historysource, |
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71 packpath, |
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72 constants.FILEPACK_CATEGORY, |
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73 options=options, |
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74 ) |
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75 |
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76 if util.safehasattr(repo.manifestlog, 'datastore'): |
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77 localdata, shareddata = _getmanifeststores(repo) |
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78 lpackpath, ldstores, lhstores = localdata |
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79 spackpath, sdstores, shstores = shareddata |
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80 |
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81 # Repack the shared manifest store |
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82 datasource = contentstore.unioncontentstore(*sdstores) |
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83 historysource = metadatastore.unionmetadatastore( |
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84 *shstores, allowincomplete=True |
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85 ) |
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86 _runrepack( |
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87 repo, |
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88 datasource, |
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89 historysource, |
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90 spackpath, |
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91 constants.TREEPACK_CATEGORY, |
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92 options=options, |
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93 ) |
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94 |
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95 # Repack the local manifest store |
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96 datasource = contentstore.unioncontentstore( |
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97 *ldstores, allowincomplete=True |
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98 ) |
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99 historysource = metadatastore.unionmetadatastore( |
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100 *lhstores, allowincomplete=True |
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101 ) |
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102 _runrepack( |
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103 repo, |
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104 datasource, |
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105 historysource, |
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106 lpackpath, |
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107 constants.TREEPACK_CATEGORY, |
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108 options=options, |
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109 ) |
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110 |
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111 |
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112 def incrementalrepack(repo, options=None): |
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113 """This repacks the repo by looking at the distribution of pack files in the |
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114 repo and performing the most minimal repack to keep the repo in good shape. |
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115 """ |
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116 if util.safehasattr(repo, 'shareddatastores'): |
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117 packpath = shallowutil.getcachepackpath( |
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118 repo, constants.FILEPACK_CATEGORY |
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119 ) |
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120 _incrementalrepack( |
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121 repo, |
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122 repo.shareddatastores, |
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123 repo.sharedhistorystores, |
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124 packpath, |
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125 constants.FILEPACK_CATEGORY, |
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126 options=options, |
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127 ) |
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128 |
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129 if util.safehasattr(repo.manifestlog, 'datastore'): |
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130 localdata, shareddata = _getmanifeststores(repo) |
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131 lpackpath, ldstores, lhstores = localdata |
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132 spackpath, sdstores, shstores = shareddata |
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133 |
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134 # Repack the shared manifest store |
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135 _incrementalrepack( |
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136 repo, |
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137 sdstores, |
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138 shstores, |
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139 spackpath, |
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140 constants.TREEPACK_CATEGORY, |
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141 options=options, |
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142 ) |
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143 |
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144 # Repack the local manifest store |
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145 _incrementalrepack( |
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146 repo, |
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147 ldstores, |
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148 lhstores, |
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149 lpackpath, |
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150 constants.TREEPACK_CATEGORY, |
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151 allowincompletedata=True, |
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152 options=options, |
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153 ) |
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154 |
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155 |
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156 def _getmanifeststores(repo): |
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157 shareddatastores = repo.manifestlog.shareddatastores |
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158 localdatastores = repo.manifestlog.localdatastores |
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159 sharedhistorystores = repo.manifestlog.sharedhistorystores |
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160 localhistorystores = repo.manifestlog.localhistorystores |
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161 |
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162 sharedpackpath = shallowutil.getcachepackpath( |
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163 repo, constants.TREEPACK_CATEGORY |
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164 ) |
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165 localpackpath = shallowutil.getlocalpackpath( |
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166 repo.svfs.vfs.base, constants.TREEPACK_CATEGORY |
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167 ) |
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168 |
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169 return ( |
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170 (localpackpath, localdatastores, localhistorystores), |
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171 (sharedpackpath, shareddatastores, sharedhistorystores), |
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172 ) |
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173 |
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174 |
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175 def _topacks(packpath, files, constructor): |
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176 paths = list(os.path.join(packpath, p) for p in files) |
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177 packs = list(constructor(p) for p in paths) |
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178 return packs |
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179 |
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180 |
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181 def _deletebigpacks(repo, folder, files): |
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182 """Deletes packfiles that are bigger than ``packs.maxpacksize``. |
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183 |
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184 Returns ``files` with the removed files omitted.""" |
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185 maxsize = repo.ui.configbytes(b"packs", b"maxpacksize") |
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186 if maxsize <= 0: |
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187 return files |
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188 |
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189 # This only considers datapacks today, but we could broaden it to include |
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190 # historypacks. |
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191 VALIDEXTS = [b".datapack", b".dataidx"] |
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192 |
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193 # Either an oversize index or datapack will trigger cleanup of the whole |
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194 # pack: |
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195 oversized = { |
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196 os.path.splitext(path)[0] |
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197 for path, ftype, stat in files |
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198 if (stat.st_size > maxsize and (os.path.splitext(path)[1] in VALIDEXTS)) |
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199 } |
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200 |
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201 for rootfname in oversized: |
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202 rootpath = os.path.join(folder, rootfname) |
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203 for ext in VALIDEXTS: |
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204 path = rootpath + ext |
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205 repo.ui.debug( |
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206 b'removing oversize packfile %s (%s)\n' |
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207 % (path, util.bytecount(os.stat(path).st_size)) |
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208 ) |
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209 os.unlink(path) |
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210 return [row for row in files if os.path.basename(row[0]) not in oversized] |
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211 |
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212 |
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213 def _incrementalrepack( |
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214 repo, |
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215 datastore, |
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216 historystore, |
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217 packpath, |
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218 category, |
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219 allowincompletedata=False, |
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220 options=None, |
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221 ): |
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222 shallowutil.mkstickygroupdir(repo.ui, packpath) |
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223 |
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224 files = osutil.listdir(packpath, stat=True) |
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225 files = _deletebigpacks(repo, packpath, files) |
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226 datapacks = _topacks( |
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227 packpath, _computeincrementaldatapack(repo.ui, files), datapack.datapack |
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228 ) |
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229 datapacks.extend( |
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230 s for s in datastore if not isinstance(s, datapack.datapackstore) |
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231 ) |
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232 |
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233 historypacks = _topacks( |
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234 packpath, |
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235 _computeincrementalhistorypack(repo.ui, files), |
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236 historypack.historypack, |
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237 ) |
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238 historypacks.extend( |
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239 s |
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240 for s in historystore |
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241 if not isinstance(s, historypack.historypackstore) |
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242 ) |
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243 |
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244 # ``allhistory{files,packs}`` contains all known history packs, even ones we |
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245 # don't plan to repack. They are used during the datapack repack to ensure |
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246 # good ordering of nodes. |
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247 allhistoryfiles = _allpackfileswithsuffix( |
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248 files, historypack.PACKSUFFIX, historypack.INDEXSUFFIX |
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249 ) |
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250 allhistorypacks = _topacks( |
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251 packpath, |
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252 (f for f, mode, stat in allhistoryfiles), |
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253 historypack.historypack, |
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254 ) |
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255 allhistorypacks.extend( |
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256 s |
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257 for s in historystore |
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258 if not isinstance(s, historypack.historypackstore) |
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259 ) |
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260 _runrepack( |
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261 repo, |
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262 contentstore.unioncontentstore( |
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263 *datapacks, allowincomplete=allowincompletedata |
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264 ), |
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265 metadatastore.unionmetadatastore(*historypacks, allowincomplete=True), |
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266 packpath, |
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267 category, |
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268 fullhistory=metadatastore.unionmetadatastore( |
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269 *allhistorypacks, allowincomplete=True |
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270 ), |
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271 options=options, |
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272 ) |
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273 |
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274 |
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275 def _computeincrementaldatapack(ui, files): |
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276 opts = { |
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277 b'gencountlimit': ui.configint(b'remotefilelog', b'data.gencountlimit'), |
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278 b'generations': ui.configlist(b'remotefilelog', b'data.generations'), |
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279 b'maxrepackpacks': ui.configint( |
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280 b'remotefilelog', b'data.maxrepackpacks' |
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281 ), |
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282 b'repackmaxpacksize': ui.configbytes( |
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283 b'remotefilelog', b'data.repackmaxpacksize' |
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284 ), |
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285 b'repacksizelimit': ui.configbytes( |
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286 b'remotefilelog', b'data.repacksizelimit' |
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287 ), |
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288 } |
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289 |
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290 packfiles = _allpackfileswithsuffix( |
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291 files, datapack.PACKSUFFIX, datapack.INDEXSUFFIX |
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292 ) |
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293 return _computeincrementalpack(packfiles, opts) |
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294 |
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295 |
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296 def _computeincrementalhistorypack(ui, files): |
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297 opts = { |
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298 b'gencountlimit': ui.configint( |
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299 b'remotefilelog', b'history.gencountlimit' |
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300 ), |
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301 b'generations': ui.configlist( |
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302 b'remotefilelog', b'history.generations', [b'100MB'] |
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303 ), |
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304 b'maxrepackpacks': ui.configint( |
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305 b'remotefilelog', b'history.maxrepackpacks' |
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306 ), |
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307 b'repackmaxpacksize': ui.configbytes( |
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308 b'remotefilelog', b'history.repackmaxpacksize', b'400MB' |
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309 ), |
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310 b'repacksizelimit': ui.configbytes( |
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311 b'remotefilelog', b'history.repacksizelimit' |
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312 ), |
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313 } |
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314 |
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315 packfiles = _allpackfileswithsuffix( |
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316 files, historypack.PACKSUFFIX, historypack.INDEXSUFFIX |
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317 ) |
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318 return _computeincrementalpack(packfiles, opts) |
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319 |
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320 |
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321 def _allpackfileswithsuffix(files, packsuffix, indexsuffix): |
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322 result = [] |
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323 fileset = {fn for fn, mode, stat in files} |
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324 for filename, mode, stat in files: |
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325 if not filename.endswith(packsuffix): |
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326 continue |
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327 |
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328 prefix = filename[: -len(packsuffix)] |
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329 |
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330 # Don't process a pack if it doesn't have an index. |
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331 if (prefix + indexsuffix) not in fileset: |
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332 continue |
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333 result.append((prefix, mode, stat)) |
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334 |
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335 return result |
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336 |
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337 |
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338 def _computeincrementalpack(files, opts): |
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339 """Given a set of pack files along with the configuration options, this |
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340 function computes the list of files that should be packed as part of an |
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341 incremental repack. |
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342 |
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343 It tries to strike a balance between keeping incremental repacks cheap (i.e. |
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344 packing small things when possible, and rolling the packs up to the big ones |
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345 over time). |
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346 """ |
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347 |
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348 limits = list( |
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349 sorted((util.sizetoint(s) for s in opts[b'generations']), reverse=True) |
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350 ) |
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351 limits.append(0) |
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352 |
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353 # Group the packs by generation (i.e. by size) |
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354 generations = [] |
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355 for i in pycompat.xrange(len(limits)): |
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356 generations.append([]) |
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357 |
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358 sizes = {} |
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359 for prefix, mode, stat in files: |
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360 size = stat.st_size |
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361 if size > opts[b'repackmaxpacksize']: |
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362 continue |
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363 |
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364 sizes[prefix] = size |
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365 for i, limit in enumerate(limits): |
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366 if size > limit: |
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367 generations[i].append(prefix) |
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368 break |
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369 |
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370 # Steps for picking what packs to repack: |
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371 # 1. Pick the largest generation with > gencountlimit pack files. |
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372 # 2. Take the smallest three packs. |
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373 # 3. While total-size-of-packs < repacksizelimit: add another pack |
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374 |
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375 # Find the largest generation with more than gencountlimit packs |
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376 genpacks = [] |
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377 for i, limit in enumerate(limits): |
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378 if len(generations[i]) > opts[b'gencountlimit']: |
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379 # Sort to be smallest last, for easy popping later |
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380 genpacks.extend( |
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381 sorted(generations[i], reverse=True, key=lambda x: sizes[x]) |
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382 ) |
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383 break |
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384 |
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385 # Take as many packs from the generation as we can |
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386 chosenpacks = genpacks[-3:] |
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387 genpacks = genpacks[:-3] |
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388 repacksize = sum(sizes[n] for n in chosenpacks) |
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389 while ( |
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390 repacksize < opts[b'repacksizelimit'] |
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391 and genpacks |
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392 and len(chosenpacks) < opts[b'maxrepackpacks'] |
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393 ): |
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394 chosenpacks.append(genpacks.pop()) |
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395 repacksize += sizes[chosenpacks[-1]] |
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396 |
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397 return chosenpacks |
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398 |
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399 |
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400 def _runrepack( |
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401 repo, data, history, packpath, category, fullhistory=None, options=None |
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402 ): |
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403 shallowutil.mkstickygroupdir(repo.ui, packpath) |
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404 |
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405 def isold(repo, filename, node): |
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406 """Check if the file node is older than a limit. |
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407 Unless a limit is specified in the config the default limit is taken. |
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408 """ |
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409 filectx = repo.filectx(filename, fileid=node) |
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410 filetime = repo[filectx.linkrev()].date() |
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411 |
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412 ttl = repo.ui.configint(b'remotefilelog', b'nodettl') |
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413 |
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414 limit = time.time() - ttl |
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415 return filetime[0] < limit |
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416 |
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417 garbagecollect = repo.ui.configbool(b'remotefilelog', b'gcrepack') |
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418 if not fullhistory: |
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419 fullhistory = history |
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420 packer = repacker( |
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421 repo, |
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422 data, |
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423 history, |
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424 fullhistory, |
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425 category, |
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426 gc=garbagecollect, |
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427 isold=isold, |
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428 options=options, |
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429 ) |
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430 |
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431 with datapack.mutabledatapack(repo.ui, packpath) as dpack: |
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432 with historypack.mutablehistorypack(repo.ui, packpath) as hpack: |
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433 try: |
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434 packer.run(dpack, hpack) |
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435 except error.LockHeld: |
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436 raise RepackAlreadyRunning( |
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437 _( |
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438 b"skipping repack - another repack " |
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439 b"is already running" |
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440 ) |
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441 ) |
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442 |
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443 |
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444 def keepset(repo, keyfn, lastkeepkeys=None): |
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445 """Computes a keepset which is not garbage collected. |
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446 'keyfn' is a function that maps filename, node to a unique key. |
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447 'lastkeepkeys' is an optional argument and if provided the keepset |
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448 function updates lastkeepkeys with more keys and returns the result. |
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449 """ |
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450 if not lastkeepkeys: |
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451 keepkeys = set() |
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452 else: |
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453 keepkeys = lastkeepkeys |
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454 |
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455 # We want to keep: |
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456 # 1. Working copy parent |
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457 # 2. Draft commits |
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458 # 3. Parents of draft commits |
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459 # 4. Pullprefetch and bgprefetchrevs revsets if specified |
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460 revs = [b'.', b'draft()', b'parents(draft())'] |
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461 prefetchrevs = repo.ui.config(b'remotefilelog', b'pullprefetch', None) |
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462 if prefetchrevs: |
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463 revs.append(b'(%s)' % prefetchrevs) |
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464 prefetchrevs = repo.ui.config(b'remotefilelog', b'bgprefetchrevs', None) |
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465 if prefetchrevs: |
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466 revs.append(b'(%s)' % prefetchrevs) |
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467 revs = b'+'.join(revs) |
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468 |
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469 revs = [b'sort((%s), "topo")' % revs] |
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470 keep = scmutil.revrange(repo, revs) |
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471 |
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472 processed = set() |
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473 lastmanifest = None |
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474 |
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475 # process the commits in toposorted order starting from the oldest |
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476 for r in reversed(keep._list): |
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477 if repo[r].p1().rev() in processed: |
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478 # if the direct parent has already been processed |
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479 # then we only need to process the delta |
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480 m = repo[r].manifestctx().readdelta() |
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481 else: |
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482 # otherwise take the manifest and diff it |
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483 # with the previous manifest if one exists |
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484 if lastmanifest: |
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485 m = repo[r].manifest().diff(lastmanifest) |
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486 else: |
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487 m = repo[r].manifest() |
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488 lastmanifest = repo[r].manifest() |
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489 processed.add(r) |
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490 |
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491 # populate keepkeys with keys from the current manifest |
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492 if type(m) is dict: |
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493 # m is a result of diff of two manifests and is a dictionary that |
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494 # maps filename to ((newnode, newflag), (oldnode, oldflag)) tuple |
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495 for filename, diff in pycompat.iteritems(m): |
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496 if diff[0][0] is not None: |
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497 keepkeys.add(keyfn(filename, diff[0][0])) |
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498 else: |
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499 # m is a manifest object |
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500 for filename, filenode in pycompat.iteritems(m): |
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501 keepkeys.add(keyfn(filename, filenode)) |
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502 |
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503 return keepkeys |
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504 |
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505 |
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506 class repacker(object): |
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507 """Class for orchestrating the repack of data and history information into a |
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508 new format. |
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509 """ |
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510 |
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511 def __init__( |
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512 self, |
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513 repo, |
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514 data, |
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515 history, |
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516 fullhistory, |
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517 category, |
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518 gc=False, |
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519 isold=None, |
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520 options=None, |
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521 ): |
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522 self.repo = repo |
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523 self.data = data |
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524 self.history = history |
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525 self.fullhistory = fullhistory |
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526 self.unit = constants.getunits(category) |
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527 self.garbagecollect = gc |
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528 self.options = options |
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529 if self.garbagecollect: |
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530 if not isold: |
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531 raise ValueError(b"Function 'isold' is not properly specified") |
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532 # use (filename, node) tuple as a keepset key |
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533 self.keepkeys = keepset(repo, lambda f, n: (f, n)) |
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534 self.isold = isold |
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535 |
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536 def run(self, targetdata, targethistory): |
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537 ledger = repackledger() |
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538 |
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539 with lockmod.lock( |
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540 repacklockvfs(self.repo), b"repacklock", desc=None, timeout=0 |
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541 ): |
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542 self.repo.hook(b'prerepack') |
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543 |
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544 # Populate ledger from source |
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545 self.data.markledger(ledger, options=self.options) |
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546 self.history.markledger(ledger, options=self.options) |
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547 |
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548 # Run repack |
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549 self.repackdata(ledger, targetdata) |
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550 self.repackhistory(ledger, targethistory) |
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551 |
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552 # Call cleanup on each source |
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553 for source in ledger.sources: |
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554 source.cleanup(ledger) |
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555 |
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556 def _chainorphans(self, ui, filename, nodes, orphans, deltabases): |
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557 """Reorderes ``orphans`` into a single chain inside ``nodes`` and |
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558 ``deltabases``. |
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559 |
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560 We often have orphan entries (nodes without a base that aren't |
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561 referenced by other nodes -- i.e., part of a chain) due to gaps in |
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562 history. Rather than store them as individual fulltexts, we prefer to |
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563 insert them as one chain sorted by size. |
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564 """ |
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565 if not orphans: |
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566 return nodes |
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567 |
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568 def getsize(node, default=0): |
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569 meta = self.data.getmeta(filename, node) |
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570 if constants.METAKEYSIZE in meta: |
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571 return meta[constants.METAKEYSIZE] |
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572 else: |
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573 return default |
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574 |
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575 # Sort orphans by size; biggest first is preferred, since it's more |
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576 # likely to be the newest version assuming files grow over time. |
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577 # (Sort by node first to ensure the sort is stable.) |
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578 orphans = sorted(orphans) |
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579 orphans = list(sorted(orphans, key=getsize, reverse=True)) |
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580 if ui.debugflag: |
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581 ui.debug( |
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582 b"%s: orphan chain: %s\n" |
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583 % (filename, b", ".join([short(s) for s in orphans])) |
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584 ) |
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585 |
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586 # Create one contiguous chain and reassign deltabases. |
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587 for i, node in enumerate(orphans): |
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588 if i == 0: |
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589 deltabases[node] = (nullid, 0) |
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590 else: |
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591 parent = orphans[i - 1] |
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592 deltabases[node] = (parent, deltabases[parent][1] + 1) |
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593 nodes = [n for n in nodes if n not in orphans] |
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594 nodes += orphans |
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595 return nodes |
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596 |
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597 def repackdata(self, ledger, target): |
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598 ui = self.repo.ui |
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599 maxchainlen = ui.configint(b'packs', b'maxchainlen', 1000) |
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600 |
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601 byfile = {} |
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602 for entry in pycompat.itervalues(ledger.entries): |
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603 if entry.datasource: |
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604 byfile.setdefault(entry.filename, {})[entry.node] = entry |
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605 |
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606 count = 0 |
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607 repackprogress = ui.makeprogress( |
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608 _(b"repacking data"), unit=self.unit, total=len(byfile) |
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609 ) |
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610 for filename, entries in sorted(pycompat.iteritems(byfile)): |
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611 repackprogress.update(count) |
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612 |
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613 ancestors = {} |
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614 nodes = list(node for node in entries) |
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615 nohistory = [] |
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616 buildprogress = ui.makeprogress( |
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617 _(b"building history"), unit=b'nodes', total=len(nodes) |
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618 ) |
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619 for i, node in enumerate(nodes): |
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620 if node in ancestors: |
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621 continue |
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622 buildprogress.update(i) |
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623 try: |
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624 ancestors.update( |
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625 self.fullhistory.getancestors( |
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626 filename, node, known=ancestors |
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627 ) |
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628 ) |
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629 except KeyError: |
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630 # Since we're packing data entries, we may not have the |
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631 # corresponding history entries for them. It's not a big |
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632 # deal, but the entries won't be delta'd perfectly. |
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633 nohistory.append(node) |
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634 buildprogress.complete() |
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635 |
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636 # Order the nodes children first, so we can produce reverse deltas |
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637 orderednodes = list(reversed(self._toposort(ancestors))) |
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638 if len(nohistory) > 0: |
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639 ui.debug( |
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640 b'repackdata: %d nodes without history\n' % len(nohistory) |
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641 ) |
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642 orderednodes.extend(sorted(nohistory)) |
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643 |
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644 # Filter orderednodes to just the nodes we want to serialize (it |
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645 # currently also has the edge nodes' ancestors). |
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646 orderednodes = list( |
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647 filter(lambda node: node in nodes, orderednodes) |
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648 ) |
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649 |
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650 # Garbage collect old nodes: |
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651 if self.garbagecollect: |
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652 neworderednodes = [] |
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653 for node in orderednodes: |
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654 # If the node is old and is not in the keepset, we skip it, |
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655 # and mark as garbage collected |
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656 if (filename, node) not in self.keepkeys and self.isold( |
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657 self.repo, filename, node |
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658 ): |
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659 entries[node].gced = True |
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660 continue |
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661 neworderednodes.append(node) |
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662 orderednodes = neworderednodes |
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663 |
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664 # Compute delta bases for nodes: |
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665 deltabases = {} |
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666 nobase = set() |
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667 referenced = set() |
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668 nodes = set(nodes) |
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669 processprogress = ui.makeprogress( |
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670 _(b"processing nodes"), unit=b'nodes', total=len(orderednodes) |
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671 ) |
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672 for i, node in enumerate(orderednodes): |
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673 processprogress.update(i) |
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674 # Find delta base |
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675 # TODO: allow delta'ing against most recent descendant instead |
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676 # of immediate child |
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677 deltatuple = deltabases.get(node, None) |
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678 if deltatuple is None: |
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679 deltabase, chainlen = nullid, 0 |
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parents:
diff
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|
680 deltabases[node] = (nullid, 0) |
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parents:
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|
681 nobase.add(node) |
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diff
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|
682 else: |
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|
683 deltabase, chainlen = deltatuple |
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|
684 referenced.add(deltabase) |
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Augie Fackler <augie@google.com>
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diff
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|
685 |
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remotefilelog: import pruned-down remotefilelog extension from hg-experimental
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parents:
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|
686 # Use available ancestor information to inform our delta choices |
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|
687 ancestorinfo = ancestors.get(node) |
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diff
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|
688 if ancestorinfo: |
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Augie Fackler <augie@google.com>
parents:
diff
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|
689 p1, p2, linknode, copyfrom = ancestorinfo |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
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|
690 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
691 # The presence of copyfrom means we're at a point where the |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
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|
692 # file was copied from elsewhere. So don't attempt to do any |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
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|
693 # deltas with the other file. |
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remotefilelog: import pruned-down remotefilelog extension from hg-experimental
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parents:
diff
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|
694 if copyfrom: |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
695 p1 = nullid |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
696 |
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remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
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|
697 if chainlen < maxchainlen: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
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|
698 # Record this child as the delta base for its parents. |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
699 # This may be non optimal, since the parents may have |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
700 # many children, and this will only choose the last one. |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
701 # TODO: record all children and try all deltas to find |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
702 # best |
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
703 if p1 != nullid: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
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parents:
diff
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|
704 deltabases[p1] = (node, chainlen + 1) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
705 if p2 != nullid: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
706 deltabases[p2] = (node, chainlen + 1) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
707 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
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|
708 # experimental config: repack.chainorphansbysize |
43077
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Augie Fackler <augie@google.com>
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|
709 if ui.configbool(b'repack', b'chainorphansbysize'): |
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Augie Fackler <augie@google.com>
parents:
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|
710 orphans = nobase - referenced |
43076
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|
711 orderednodes = self._chainorphans( |
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|
712 ui, filename, orderednodes, orphans, deltabases |
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|
713 ) |
40495
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
714 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
715 # Compute deltas and write to the pack |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
716 for i, node in enumerate(orderednodes): |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
717 deltabase, chainlen = deltabases[node] |
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
718 # Compute delta |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
719 # TODO: Optimize the deltachain fetching. Since we're |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
720 # iterating over the different version of the file, we may |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
721 # be fetching the same deltachain over and over again. |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
722 if deltabase != nullid: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
723 deltaentry = self.data.getdelta(filename, node) |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
724 delta, deltabasename, origdeltabase, meta = deltaentry |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
725 size = meta.get(constants.METAKEYSIZE) |
43076
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|
726 if ( |
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parents:
42943
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|
727 deltabasename != filename |
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parents:
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|
728 or origdeltabase != deltabase |
2372284d9457
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Augie Fackler <augie@google.com>
parents:
42943
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|
729 or size is None |
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parents:
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|
730 ): |
40495
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
731 deltabasetext = self.data.get(filename, deltabase) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
732 original = self.data.get(filename, node) |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
733 size = len(original) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
734 delta = mdiff.textdiff(deltabasetext, original) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
735 else: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
736 delta = self.data.get(filename, node) |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
737 size = len(delta) |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
738 meta = self.data.getmeta(filename, node) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
739 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
740 # TODO: don't use the delta if it's larger than the fulltext |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
741 if constants.METAKEYSIZE not in meta: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
742 meta[constants.METAKEYSIZE] = size |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
743 target.add(filename, node, deltabase, delta, meta) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
744 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
745 entries[node].datarepacked = True |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
746 |
40843
b80915b52476
remotefilelog: use progress helper in repack
Martin von Zweigbergk <martinvonz@google.com>
parents:
40804
diff
changeset
|
747 processprogress.complete() |
40495
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
748 count += 1 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
749 |
40843
b80915b52476
remotefilelog: use progress helper in repack
Martin von Zweigbergk <martinvonz@google.com>
parents:
40804
diff
changeset
|
750 repackprogress.complete() |
40495
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
751 target.close(ledger=ledger) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
752 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
753 def repackhistory(self, ledger, target): |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
754 ui = self.repo.ui |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
755 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
756 byfile = {} |
43104
74802979dd9d
py3: define and use pycompat.itervalues()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
43077
diff
changeset
|
757 for entry in pycompat.itervalues(ledger.entries): |
40495
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
758 if entry.historysource: |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
759 byfile.setdefault(entry.filename, {})[entry.node] = entry |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
760 |
43076
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|
761 progress = ui.makeprogress( |
43077
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parents:
43076
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changeset
|
762 _(b"repacking history"), unit=self.unit, total=len(byfile) |
43076
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parents:
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|
763 ) |
43105
649d3ac37a12
py3: define and use pycompat.iteritems() for hgext/
Gregory Szorc <gregory.szorc@gmail.com>
parents:
43104
diff
changeset
|
764 for filename, entries in sorted(pycompat.iteritems(byfile)): |
40495
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
765 ancestors = {} |
40613
9769e0f6ffe0
py3: don't use dict.iterkeys()
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40526
diff
changeset
|
766 nodes = list(node for node in entries) |
40495
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
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|
767 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
768 for node in nodes: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
769 if node in ancestors: |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
770 continue |
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parents:
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changeset
|
771 ancestors.update( |
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parents:
42943
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|
772 self.history.getancestors(filename, node, known=ancestors) |
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changeset
|
773 ) |
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3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
774 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
775 # Order the nodes children first |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
776 orderednodes = reversed(self._toposort(ancestors)) |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
777 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
778 # Write to the pack |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
779 dontprocess = set() |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
780 for node in orderednodes: |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
781 p1, p2, linknode, copyfrom = ancestors[node] |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
782 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
783 # If the node is marked dontprocess, but it's also in the |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
784 # explicit entries set, that means the node exists both in this |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
785 # file and in another file that was copied to this file. |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
786 # Usually this happens if the file was copied to another file, |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
787 # then the copy was deleted, then reintroduced without copy |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
788 # metadata. The original add and the new add have the same hash |
3a333a582d7b
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Augie Fackler <augie@google.com>
parents:
diff
changeset
|
789 # since the content is identical and the parents are null. |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
790 if node in dontprocess and node not in entries: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
791 # If copyfrom == filename, it means the copy history |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
792 # went to come other file, then came back to this one, so we |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
793 # should continue processing it. |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
794 if p1 != nullid and copyfrom != filename: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
795 dontprocess.add(p1) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
796 if p2 != nullid: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
797 dontprocess.add(p2) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
798 continue |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
799 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
800 if copyfrom: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
801 dontprocess.add(p1) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
802 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
803 target.add(filename, node, p1, p2, linknode, copyfrom) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
804 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
805 if node in entries: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
806 entries[node].historyrepacked = True |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
807 |
40843
b80915b52476
remotefilelog: use progress helper in repack
Martin von Zweigbergk <martinvonz@google.com>
parents:
40804
diff
changeset
|
808 progress.increment() |
40495
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
809 |
40843
b80915b52476
remotefilelog: use progress helper in repack
Martin von Zweigbergk <martinvonz@google.com>
parents:
40804
diff
changeset
|
810 progress.complete() |
40495
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
811 target.close(ledger=ledger) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
812 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
813 def _toposort(self, ancestors): |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
814 def parentfunc(node): |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
815 p1, p2, linknode, copyfrom = ancestors[node] |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
816 parents = [] |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
817 if p1 != nullid: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
818 parents.append(p1) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
819 if p2 != nullid: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
820 parents.append(p2) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
821 return parents |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
822 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
823 sortednodes = shallowutil.sortnodes(ancestors.keys(), parentfunc) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
824 return sortednodes |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
825 |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42943
diff
changeset
|
826 |
40495
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
827 class repackledger(object): |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
828 """Storage for all the bookkeeping that happens during a repack. It contains |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
829 the list of revisions being repacked, what happened to each revision, and |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
830 which source store contained which revision originally (for later cleanup). |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
831 """ |
43076
2372284d9457
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Augie Fackler <augie@google.com>
parents:
42943
diff
changeset
|
832 |
40495
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
833 def __init__(self): |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
834 self.entries = {} |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
835 self.sources = {} |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
836 self.created = set() |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
837 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
838 def markdataentry(self, source, filename, node): |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
839 """Mark the given filename+node revision as having a data rev in the |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
840 given source. |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
841 """ |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
842 entry = self._getorcreateentry(filename, node) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
843 entry.datasource = True |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
844 entries = self.sources.get(source) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
845 if not entries: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
846 entries = set() |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
847 self.sources[source] = entries |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
848 entries.add(entry) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
849 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
850 def markhistoryentry(self, source, filename, node): |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
851 """Mark the given filename+node revision as having a history rev in the |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
852 given source. |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
853 """ |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
854 entry = self._getorcreateentry(filename, node) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
855 entry.historysource = True |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
856 entries = self.sources.get(source) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
857 if not entries: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
858 entries = set() |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
859 self.sources[source] = entries |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
860 entries.add(entry) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
861 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
862 def _getorcreateentry(self, filename, node): |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
863 key = (filename, node) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
864 value = self.entries.get(key) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
865 if not value: |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
866 value = repackentry(filename, node) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
867 self.entries[key] = value |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
868 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
869 return value |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
870 |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
871 def addcreated(self, value): |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
872 self.created.add(value) |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
873 |
43076
2372284d9457
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Augie Fackler <augie@google.com>
parents:
42943
diff
changeset
|
874 |
40495
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
875 class repackentry(object): |
45942
89a2afe31e82
formating: upgrade to black 20.8b1
Augie Fackler <raf@durin42.com>
parents:
44452
diff
changeset
|
876 """Simple class representing a single revision entry in the repackledger.""" |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42943
diff
changeset
|
877 |
2372284d9457
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Augie Fackler <augie@google.com>
parents:
42943
diff
changeset
|
878 __slots__ = ( |
43506
9f70512ae2cf
cleanup: remove pointless r-prefixes on single-quoted strings
Augie Fackler <augie@google.com>
parents:
43115
diff
changeset
|
879 'filename', |
9f70512ae2cf
cleanup: remove pointless r-prefixes on single-quoted strings
Augie Fackler <augie@google.com>
parents:
43115
diff
changeset
|
880 'node', |
9f70512ae2cf
cleanup: remove pointless r-prefixes on single-quoted strings
Augie Fackler <augie@google.com>
parents:
43115
diff
changeset
|
881 'datasource', |
9f70512ae2cf
cleanup: remove pointless r-prefixes on single-quoted strings
Augie Fackler <augie@google.com>
parents:
43115
diff
changeset
|
882 'historysource', |
9f70512ae2cf
cleanup: remove pointless r-prefixes on single-quoted strings
Augie Fackler <augie@google.com>
parents:
43115
diff
changeset
|
883 'datarepacked', |
9f70512ae2cf
cleanup: remove pointless r-prefixes on single-quoted strings
Augie Fackler <augie@google.com>
parents:
43115
diff
changeset
|
884 'historyrepacked', |
9f70512ae2cf
cleanup: remove pointless r-prefixes on single-quoted strings
Augie Fackler <augie@google.com>
parents:
43115
diff
changeset
|
885 'gced', |
43076
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42943
diff
changeset
|
886 ) |
2372284d9457
formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents:
42943
diff
changeset
|
887 |
40495
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
888 def __init__(self, filename, node): |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
889 self.filename = filename |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
890 self.node = node |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
891 # If the revision has a data entry in the source |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
892 self.datasource = False |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
893 # If the revision has a history entry in the source |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
894 self.historysource = False |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
895 # If the revision's data entry was repacked into the repack target |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
896 self.datarepacked = False |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
897 # If the revision's history entry was repacked into the repack target |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
898 self.historyrepacked = False |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
899 # If garbage collected |
3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff
changeset
|
900 self.gced = False |
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901 |
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902 |
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903 def repacklockvfs(repo): |
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904 if util.safehasattr(repo, 'name'): |
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905 # Lock in the shared cache so repacks across multiple copies of the same |
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906 # repo are coordinated. |
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907 sharedcachepath = shallowutil.getcachepackpath( |
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908 repo, constants.FILEPACK_CATEGORY |
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909 ) |
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910 return vfs.vfs(sharedcachepath) |
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911 else: |
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912 return repo.svfs |