Mercurial > hg
annotate mercurial/store.py @ 42998:8a31294fa25c
upgrade: fix DELTAREUSEFULLADD implementation in revlog.clone
If we do a full addition, we need to start from the full text.
Differential Revision: https://phab.mercurial-scm.org/D6901
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Fri, 27 Sep 2019 13:16:37 +0200 |
parents | 3df3b139a43d |
children | 2372284d9457 |
rev | line source |
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1 # store.py - repository store handling for Mercurial |
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2 # |
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3 # Copyright 2008 Matt Mackall <mpm@selenic.com> |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
10263 | 6 # GNU General Public License version 2 or any later version. |
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7 |
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8 from __future__ import absolute_import |
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9 |
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10 import errno |
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11 import functools |
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12 import hashlib |
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13 import os |
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14 import stat |
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15 |
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16 from .i18n import _ |
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17 from . import ( |
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18 changelog, |
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19 error, |
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20 manifest, |
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21 node, |
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22 policy, |
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23 pycompat, |
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24 util, |
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25 vfs as vfsmod, |
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26 ) |
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27 |
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28 parsers = policy.importmod(r'parsers') |
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29 # how much bytes should be read from fncache in one read |
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30 # It is done to prevent loading large fncache files into memory |
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31 fncache_chunksize = 10 ** 6 |
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32 |
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33 def _matchtrackedpath(path, matcher): |
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34 """parses a fncache entry and returns whether the entry is tracking a path |
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35 matched by matcher or not. |
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36 |
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37 If matcher is None, returns True""" |
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38 |
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39 if matcher is None: |
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40 return True |
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41 path = decodedir(path) |
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42 if path.startswith('data/'): |
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43 return matcher(path[len('data/'):-len('.i')]) |
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44 elif path.startswith('meta/'): |
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45 return matcher.visitdir(path[len('meta/'):-len('/00manifest.i')]) |
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46 |
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47 raise error.ProgrammingError("cannot decode path %s" % path) |
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48 |
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49 # This avoids a collision between a file named foo and a dir named |
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50 # foo.i or foo.d |
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51 def _encodedir(path): |
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52 ''' |
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53 >>> _encodedir(b'data/foo.i') |
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54 'data/foo.i' |
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55 >>> _encodedir(b'data/foo.i/bla.i') |
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56 'data/foo.i.hg/bla.i' |
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57 >>> _encodedir(b'data/foo.i.hg/bla.i') |
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58 'data/foo.i.hg.hg/bla.i' |
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59 >>> _encodedir(b'data/foo.i\\ndata/foo.i/bla.i\\ndata/foo.i.hg/bla.i\\n') |
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60 'data/foo.i\\ndata/foo.i.hg/bla.i\\ndata/foo.i.hg.hg/bla.i\\n' |
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61 ''' |
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62 return (path |
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63 .replace(".hg/", ".hg.hg/") |
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64 .replace(".i/", ".i.hg/") |
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65 .replace(".d/", ".d.hg/")) |
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66 |
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67 encodedir = getattr(parsers, 'encodedir', _encodedir) |
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68 |
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69 def decodedir(path): |
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70 ''' |
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71 >>> decodedir(b'data/foo.i') |
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72 'data/foo.i' |
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73 >>> decodedir(b'data/foo.i.hg/bla.i') |
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74 'data/foo.i/bla.i' |
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75 >>> decodedir(b'data/foo.i.hg.hg/bla.i') |
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76 'data/foo.i.hg/bla.i' |
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77 ''' |
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78 if ".hg/" not in path: |
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79 return path |
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80 return (path |
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81 .replace(".d.hg/", ".d/") |
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82 .replace(".i.hg/", ".i/") |
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83 .replace(".hg.hg/", ".hg/")) |
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84 |
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85 def _reserved(): |
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86 ''' characters that are problematic for filesystems |
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87 |
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88 * ascii escapes (0..31) |
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89 * ascii hi (126..255) |
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90 * windows specials |
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91 |
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92 these characters will be escaped by encodefunctions |
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93 ''' |
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94 winreserved = [ord(x) for x in u'\\:*?"<>|'] |
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95 for x in range(32): |
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96 yield x |
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97 for x in range(126, 256): |
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98 yield x |
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99 for x in winreserved: |
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100 yield x |
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101 |
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102 def _buildencodefun(): |
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103 ''' |
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104 >>> enc, dec = _buildencodefun() |
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105 |
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106 >>> enc(b'nothing/special.txt') |
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107 'nothing/special.txt' |
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108 >>> dec(b'nothing/special.txt') |
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109 'nothing/special.txt' |
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110 |
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111 >>> enc(b'HELLO') |
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112 '_h_e_l_l_o' |
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113 >>> dec(b'_h_e_l_l_o') |
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114 'HELLO' |
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115 |
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116 >>> enc(b'hello:world?') |
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117 'hello~3aworld~3f' |
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118 >>> dec(b'hello~3aworld~3f') |
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119 'hello:world?' |
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120 |
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121 >>> enc(b'the\\x07quick\\xADshot') |
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122 'the~07quick~adshot' |
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123 >>> dec(b'the~07quick~adshot') |
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124 'the\\x07quick\\xadshot' |
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125 ''' |
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126 e = '_' |
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127 xchr = pycompat.bytechr |
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128 asciistr = list(map(xchr, range(127))) |
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129 capitals = list(range(ord("A"), ord("Z") + 1)) |
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130 |
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131 cmap = dict((x, x) for x in asciistr) |
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132 for x in _reserved(): |
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133 cmap[xchr(x)] = "~%02x" % x |
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134 for x in capitals + [ord(e)]: |
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135 cmap[xchr(x)] = e + xchr(x).lower() |
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136 |
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137 dmap = {} |
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138 for k, v in cmap.iteritems(): |
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139 dmap[v] = k |
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140 def decode(s): |
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141 i = 0 |
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142 while i < len(s): |
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143 for l in pycompat.xrange(1, 4): |
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144 try: |
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145 yield dmap[s[i:i + l]] |
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146 i += l |
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147 break |
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148 except KeyError: |
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149 pass |
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150 else: |
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151 raise KeyError |
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152 return (lambda s: ''.join([cmap[s[c:c + 1]] |
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153 for c in pycompat.xrange(len(s))]), |
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154 lambda s: ''.join(list(decode(s)))) |
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155 |
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156 _encodefname, _decodefname = _buildencodefun() |
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157 |
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158 def encodefilename(s): |
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159 ''' |
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160 >>> encodefilename(b'foo.i/bar.d/bla.hg/hi:world?/HELLO') |
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161 'foo.i.hg/bar.d.hg/bla.hg.hg/hi~3aworld~3f/_h_e_l_l_o' |
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162 ''' |
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163 return _encodefname(encodedir(s)) |
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164 |
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165 def decodefilename(s): |
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166 ''' |
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167 >>> decodefilename(b'foo.i.hg/bar.d.hg/bla.hg.hg/hi~3aworld~3f/_h_e_l_l_o') |
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168 'foo.i/bar.d/bla.hg/hi:world?/HELLO' |
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169 ''' |
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170 return decodedir(_decodefname(s)) |
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171 |
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172 def _buildlowerencodefun(): |
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173 ''' |
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174 >>> f = _buildlowerencodefun() |
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175 >>> f(b'nothing/special.txt') |
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176 'nothing/special.txt' |
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177 >>> f(b'HELLO') |
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178 'hello' |
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179 >>> f(b'hello:world?') |
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180 'hello~3aworld~3f' |
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181 >>> f(b'the\\x07quick\\xADshot') |
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182 'the~07quick~adshot' |
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183 ''' |
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184 xchr = pycompat.bytechr |
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185 cmap = dict([(xchr(x), xchr(x)) for x in pycompat.xrange(127)]) |
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186 for x in _reserved(): |
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187 cmap[xchr(x)] = "~%02x" % x |
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188 for x in range(ord("A"), ord("Z") + 1): |
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189 cmap[xchr(x)] = xchr(x).lower() |
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190 def lowerencode(s): |
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191 return "".join([cmap[c] for c in pycompat.iterbytestr(s)]) |
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192 return lowerencode |
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193 |
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194 lowerencode = getattr(parsers, 'lowerencode', None) or _buildlowerencodefun() |
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195 |
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196 # Windows reserved names: con, prn, aux, nul, com1..com9, lpt1..lpt9 |
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197 _winres3 = ('aux', 'con', 'prn', 'nul') # length 3 |
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198 _winres4 = ('com', 'lpt') # length 4 (with trailing 1..9) |
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199 def _auxencode(path, dotencode): |
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200 ''' |
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201 Encodes filenames containing names reserved by Windows or which end in |
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202 period or space. Does not touch other single reserved characters c. |
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203 Specifically, c in '\\:*?"<>|' or ord(c) <= 31 are *not* encoded here. |
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204 Additionally encodes space or period at the beginning, if dotencode is |
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205 True. Parameter path is assumed to be all lowercase. |
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206 A segment only needs encoding if a reserved name appears as a |
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207 basename (e.g. "aux", "aux.foo"). A directory or file named "foo.aux" |
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208 doesn't need encoding. |
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209 |
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210 >>> s = b'.foo/aux.txt/txt.aux/con/prn/nul/foo.' |
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211 >>> _auxencode(s.split(b'/'), True) |
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212 ['~2efoo', 'au~78.txt', 'txt.aux', 'co~6e', 'pr~6e', 'nu~6c', 'foo~2e'] |
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213 >>> s = b'.com1com2/lpt9.lpt4.lpt1/conprn/com0/lpt0/foo.' |
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214 >>> _auxencode(s.split(b'/'), False) |
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215 ['.com1com2', 'lp~749.lpt4.lpt1', 'conprn', 'com0', 'lpt0', 'foo~2e'] |
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216 >>> _auxencode([b'foo. '], True) |
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217 ['foo.~20'] |
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218 >>> _auxencode([b' .foo'], True) |
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219 ['~20.foo'] |
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220 ''' |
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221 for i, n in enumerate(path): |
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222 if not n: |
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223 continue |
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224 if dotencode and n[0] in '. ': |
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225 n = "~%02x" % ord(n[0:1]) + n[1:] |
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226 path[i] = n |
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227 else: |
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228 l = n.find('.') |
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229 if l == -1: |
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230 l = len(n) |
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231 if ((l == 3 and n[:3] in _winres3) or |
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232 (l == 4 and n[3:4] <= '9' and n[3:4] >= '1' |
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233 and n[:3] in _winres4)): |
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234 # encode third letter ('aux' -> 'au~78') |
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235 ec = "~%02x" % ord(n[2:3]) |
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236 n = n[0:2] + ec + n[3:] |
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237 path[i] = n |
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238 if n[-1] in '. ': |
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239 # encode last period or space ('foo...' -> 'foo..~2e') |
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240 path[i] = n[:-1] + "~%02x" % ord(n[-1:]) |
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241 return path |
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242 |
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243 _maxstorepathlen = 120 |
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244 _dirprefixlen = 8 |
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245 _maxshortdirslen = 8 * (_dirprefixlen + 1) - 4 |
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246 |
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247 def _hashencode(path, dotencode): |
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248 digest = node.hex(hashlib.sha1(path).digest()) |
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249 le = lowerencode(path[5:]).split('/') # skips prefix 'data/' or 'meta/' |
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250 parts = _auxencode(le, dotencode) |
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251 basename = parts[-1] |
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252 _root, ext = os.path.splitext(basename) |
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253 sdirs = [] |
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254 sdirslen = 0 |
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255 for p in parts[:-1]: |
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256 d = p[:_dirprefixlen] |
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257 if d[-1] in '. ': |
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258 # Windows can't access dirs ending in period or space |
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259 d = d[:-1] + '_' |
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260 if sdirslen == 0: |
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261 t = len(d) |
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262 else: |
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263 t = sdirslen + 1 + len(d) |
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264 if t > _maxshortdirslen: |
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265 break |
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266 sdirs.append(d) |
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267 sdirslen = t |
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268 dirs = '/'.join(sdirs) |
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269 if len(dirs) > 0: |
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270 dirs += '/' |
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271 res = 'dh/' + dirs + digest + ext |
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272 spaceleft = _maxstorepathlen - len(res) |
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273 if spaceleft > 0: |
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274 filler = basename[:spaceleft] |
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275 res = 'dh/' + dirs + filler + digest + ext |
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276 return res |
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277 |
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278 def _hybridencode(path, dotencode): |
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279 '''encodes path with a length limit |
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280 |
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281 Encodes all paths that begin with 'data/', according to the following. |
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282 |
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283 Default encoding (reversible): |
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284 |
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285 Encodes all uppercase letters 'X' as '_x'. All reserved or illegal |
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286 characters are encoded as '~xx', where xx is the two digit hex code |
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287 of the character (see encodefilename). |
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288 Relevant path components consisting of Windows reserved filenames are |
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289 masked by encoding the third character ('aux' -> 'au~78', see _auxencode). |
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290 |
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291 Hashed encoding (not reversible): |
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292 |
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293 If the default-encoded path is longer than _maxstorepathlen, a |
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294 non-reversible hybrid hashing of the path is done instead. |
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295 This encoding uses up to _dirprefixlen characters of all directory |
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296 levels of the lowerencoded path, but not more levels than can fit into |
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297 _maxshortdirslen. |
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298 Then follows the filler followed by the sha digest of the full path. |
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299 The filler is the beginning of the basename of the lowerencoded path |
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300 (the basename is everything after the last path separator). The filler |
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301 is as long as possible, filling in characters from the basename until |
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302 the encoded path has _maxstorepathlen characters (or all chars of the |
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303 basename have been taken). |
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304 The extension (e.g. '.i' or '.d') is preserved. |
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305 |
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306 The string 'data/' at the beginning is replaced with 'dh/', if the hashed |
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307 encoding was used. |
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308 ''' |
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309 path = encodedir(path) |
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310 ef = _encodefname(path).split('/') |
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311 res = '/'.join(_auxencode(ef, dotencode)) |
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312 if len(res) > _maxstorepathlen: |
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313 res = _hashencode(path, dotencode) |
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314 return res |
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315 |
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316 def _pathencode(path): |
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317 de = encodedir(path) |
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318 if len(path) > _maxstorepathlen: |
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319 return _hashencode(de, True) |
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320 ef = _encodefname(de).split('/') |
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321 res = '/'.join(_auxencode(ef, True)) |
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322 if len(res) > _maxstorepathlen: |
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323 return _hashencode(de, True) |
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324 return res |
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325 |
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326 _pathencode = getattr(parsers, 'pathencode', _pathencode) |
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327 |
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328 def _plainhybridencode(f): |
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329 return _hybridencode(f, False) |
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330 |
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331 def _calcmode(vfs): |
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332 try: |
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333 # files in .hg/ will be created using this mode |
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334 mode = vfs.stat().st_mode |
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|
335 # avoid some useless chmods |
25658
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global: mass rewrite to use modern octal syntax
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parents:
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diff
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|
336 if (0o777 & ~util.umask) == (0o777 & mode): |
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|
337 mode = None |
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|
338 except OSError: |
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|
339 mode = None |
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|
340 return mode |
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|
341 |
42325
526750cdd02d
bookmarks: keep bookmarks in .hg/store if new config set
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parents:
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diff
changeset
|
342 _data = ('bookmarks narrowspec data meta 00manifest.d 00manifest.i' |
38872
576eef1ab43d
narrow: move .hg/narrowspec to .hg/store/narrowspec (BC)
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parents:
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diff
changeset
|
343 ' 00changelog.d 00changelog.i phaseroots obsstore') |
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344 |
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345 def isrevlog(f, kind, st): |
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346 return kind == stat.S_IFREG and f[-2:] in ('.i', '.d') |
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347 |
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c5f36402daad
use new style classes
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|
348 class basicstore(object): |
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349 '''base class for local repository stores''' |
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|
350 def __init__(self, path, vfstype): |
17724
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|
351 vfs = vfstype(path) |
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352 self.path = vfs.base |
17726
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store: invoke "os.stat()" for "createmode" initialization via vfs
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changeset
|
353 self.createmode = _calcmode(vfs) |
17652
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store: rename "op" variables to "vfs"
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parents:
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diff
changeset
|
354 vfs.createmode = self.createmode |
17728
004bd533880d
store: invoke "os.path.isdir()" via vfs
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parents:
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diff
changeset
|
355 self.rawvfs = vfs |
31234
9b7a2ef4f27c
vfs: use 'vfs' module directly in 'mercurial.store'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31219
diff
changeset
|
356 self.vfs = vfsmod.filtervfs(vfs, encodedir) |
17653
dacb50696b75
store: initialize "vfs" fields by "vfs" constructors
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parents:
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diff
changeset
|
357 self.opener = self.vfs |
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|
358 |
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changeset
|
359 def join(self, f): |
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|
360 return self.path + '/' + encodedir(f) |
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|
361 |
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changeset
|
362 def _walk(self, relpath, recurse, filefilter=isrevlog): |
6900
def492d1b592
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|
363 '''yields (unencoded, encoded, size)''' |
13426
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diff
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|
364 path = self.path |
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diff
changeset
|
365 if relpath: |
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diff
changeset
|
366 path += '/' + relpath |
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diff
changeset
|
367 striplen = len(self.path) + 1 |
6899 | 368 l = [] |
17728
004bd533880d
store: invoke "os.path.isdir()" via vfs
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parents:
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diff
changeset
|
369 if self.rawvfs.isdir(path): |
6899 | 370 visit = [path] |
17747
aad3bce98f76
store: invoke "osutil.listdir()" via vfs
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parents:
17745
diff
changeset
|
371 readdir = self.rawvfs.readdir |
6899 | 372 while visit: |
373 p = visit.pop() | |
17747
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store: invoke "osutil.listdir()" via vfs
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parents:
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diff
changeset
|
374 for f, kind, st in readdir(p, stat=True): |
13426
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parents:
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diff
changeset
|
375 fp = p + '/' + f |
37409
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parents:
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diff
changeset
|
376 if filefilter(f, kind, st): |
6900
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parents:
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diff
changeset
|
377 n = util.pconvert(fp[striplen:]) |
8531
810387f59696
filelog encoding: move the encoding/decoding into store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8530
diff
changeset
|
378 l.append((decodedir(n), n, st.st_size)) |
6899 | 379 elif kind == stat.S_IFDIR and recurse: |
380 visit.append(fp) | |
17054
125ff5654b72
store: sort filenames in place
Bryan O'Sullivan <bryano@fb.com>
parents:
16404
diff
changeset
|
381 l.sort() |
125ff5654b72
store: sort filenames in place
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parents:
16404
diff
changeset
|
382 return l |
6840
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diff
changeset
|
383 |
42905
3df3b139a43d
localrepo: push manifestlog and changelog construction code into store
Augie Fackler <augie@google.com>
parents:
42715
diff
changeset
|
384 def changelog(self, trypending): |
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localrepo: push manifestlog and changelog construction code into store
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parents:
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diff
changeset
|
385 return changelog.changelog(self.vfs, trypending=trypending) |
3df3b139a43d
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parents:
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diff
changeset
|
386 |
3df3b139a43d
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parents:
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diff
changeset
|
387 def manifestlog(self, repo, storenarrowmatch): |
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diff
changeset
|
388 rootstore = manifest.manifestrevlog(self.vfs) |
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parents:
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diff
changeset
|
389 return manifest.manifestlog( |
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parents:
42715
diff
changeset
|
390 self.vfs, repo, rootstore, storenarrowmatch) |
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parents:
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diff
changeset
|
391 |
40340
2d45b549392f
store: pass matcher to store.datafiles()
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parents:
39698
diff
changeset
|
392 def datafiles(self, matcher=None): |
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|
393 return self._walk('data', True) + self._walk('meta', True) |
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diff
changeset
|
394 |
19177
1e104aaa4c44
store: move top file walk to a separate function
Durham Goode <durham@fb.com>
parents:
18435
diff
changeset
|
395 def topfiles(self): |
1e104aaa4c44
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diff
changeset
|
396 # yield manifest before changelog |
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diff
changeset
|
397 return reversed(self._walk('', False)) |
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diff
changeset
|
398 |
40340
2d45b549392f
store: pass matcher to store.datafiles()
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diff
changeset
|
399 def walk(self, matcher=None): |
2d45b549392f
store: pass matcher to store.datafiles()
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diff
changeset
|
400 '''yields (unencoded, encoded, size) |
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diff
changeset
|
401 |
2d45b549392f
store: pass matcher to store.datafiles()
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39698
diff
changeset
|
402 if a matcher is passed, storage files of only those tracked paths |
2d45b549392f
store: pass matcher to store.datafiles()
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parents:
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diff
changeset
|
403 are passed with matches the matcher |
2d45b549392f
store: pass matcher to store.datafiles()
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diff
changeset
|
404 ''' |
6840
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diff
changeset
|
405 # yield data files first |
40340
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diff
changeset
|
406 for x in self.datafiles(matcher): |
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diff
changeset
|
407 yield x |
19177
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diff
changeset
|
408 for x in self.topfiles(): |
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changeset
|
409 yield x |
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diff
changeset
|
410 |
6903
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6902
diff
changeset
|
411 def copylist(self): |
0642d9d7ec80
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diff
changeset
|
412 return ['requires'] + _data.split() |
0642d9d7ec80
clone: get a list of files to clone from store
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6902
diff
changeset
|
413 |
20883
cd443c7589cc
fncache: move fncache writing to be in a transaction
Durham Goode <durham@fb.com>
parents:
20879
diff
changeset
|
414 def write(self, tr): |
13391
d00bbff8600e
fncachestore: defer updating the fncache file to a single file open
Adrian Buehlmann <adrian@cadifra.com>
parents:
13169
diff
changeset
|
415 pass |
d00bbff8600e
fncachestore: defer updating the fncache file to a single file open
Adrian Buehlmann <adrian@cadifra.com>
parents:
13169
diff
changeset
|
416 |
20884
2efdd186925d
caches: invalidate store caches when lock is taken
Durham Goode <durham@fb.com>
parents:
20883
diff
changeset
|
417 def invalidatecaches(self): |
2efdd186925d
caches: invalidate store caches when lock is taken
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parents:
20883
diff
changeset
|
418 pass |
2efdd186925d
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Durham Goode <durham@fb.com>
parents:
20883
diff
changeset
|
419 |
20885
f49d60fa40a5
fncache: clean up fncache during strips
Durham Goode <durham@fb.com>
parents:
20884
diff
changeset
|
420 def markremoved(self, fn): |
f49d60fa40a5
fncache: clean up fncache during strips
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parents:
20884
diff
changeset
|
421 pass |
f49d60fa40a5
fncache: clean up fncache during strips
Durham Goode <durham@fb.com>
parents:
20884
diff
changeset
|
422 |
17744 | 423 def __contains__(self, path): |
424 '''Checks if the store contains path''' | |
425 path = "/".join(("data", path)) | |
426 # file? | |
19903
ca875b271ac3
store: use "vfs.exists()" instead of "os.path.exists()"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
19177
diff
changeset
|
427 if self.vfs.exists(path + ".i"): |
17744 | 428 return True |
429 # dir? | |
430 if not path.endswith("/"): | |
431 path = path + "/" | |
19903
ca875b271ac3
store: use "vfs.exists()" instead of "os.path.exists()"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
19177
diff
changeset
|
432 return self.vfs.exists(path) |
17744 | 433 |
6898
69aeaaaf6e07
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Matt Mackall <mpm@selenic.com>
parents:
6897
diff
changeset
|
434 class encodedstore(basicstore): |
17651
3b49c28658f6
store: rename "openertype" argument to "vfstype"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17649
diff
changeset
|
435 def __init__(self, path, vfstype): |
17724
bf4b72d8dd4d
store: initialize vfs field first to use it for initialization of others
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parents:
17722
diff
changeset
|
436 vfs = vfstype(path + '/store') |
bf4b72d8dd4d
store: initialize vfs field first to use it for initialization of others
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parents:
17722
diff
changeset
|
437 self.path = vfs.base |
17726
7cb7e17c23b2
store: invoke "os.stat()" for "createmode" initialization via vfs
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17725
diff
changeset
|
438 self.createmode = _calcmode(vfs) |
17652
2c6f7231becc
store: rename "op" variables to "vfs"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17651
diff
changeset
|
439 vfs.createmode = self.createmode |
17728
004bd533880d
store: invoke "os.path.isdir()" via vfs
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17727
diff
changeset
|
440 self.rawvfs = vfs |
31234
9b7a2ef4f27c
vfs: use 'vfs' module directly in 'mercurial.store'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
31219
diff
changeset
|
441 self.vfs = vfsmod.filtervfs(vfs, encodefilename) |
17653
dacb50696b75
store: initialize "vfs" fields by "vfs" constructors
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17652
diff
changeset
|
442 self.opener = self.vfs |
6840
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6839
diff
changeset
|
443 |
40340
2d45b549392f
store: pass matcher to store.datafiles()
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
39698
diff
changeset
|
444 def datafiles(self, matcher=None): |
28007
fb92927f9775
treemanifests: fix streaming clone
Martin von Zweigbergk <martinvonz@google.com>
parents:
28006
diff
changeset
|
445 for a, b, size in super(encodedstore, self).datafiles(): |
6892
dab95717058d
verify: check repo.store
Adrian Buehlmann <adrian@cadifra.com>
parents:
6890
diff
changeset
|
446 try: |
6900
def492d1b592
store: change handling of decoding errors
Matt Mackall <mpm@selenic.com>
parents:
6899
diff
changeset
|
447 a = decodefilename(a) |
6892
dab95717058d
verify: check repo.store
Adrian Buehlmann <adrian@cadifra.com>
parents:
6890
diff
changeset
|
448 except KeyError: |
6900
def492d1b592
store: change handling of decoding errors
Matt Mackall <mpm@selenic.com>
parents:
6899
diff
changeset
|
449 a = None |
40584
a694a7159125
store: pass in decoded filename to narrow matcher
Yuya Nishihara <yuya@tcha.org>
parents:
40494
diff
changeset
|
450 if a is not None and not _matchtrackedpath(a, matcher): |
a694a7159125
store: pass in decoded filename to narrow matcher
Yuya Nishihara <yuya@tcha.org>
parents:
40494
diff
changeset
|
451 continue |
6900
def492d1b592
store: change handling of decoding errors
Matt Mackall <mpm@selenic.com>
parents:
6899
diff
changeset
|
452 yield a, b, size |
6840
80e51429cb9a
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parents:
6839
diff
changeset
|
453 |
80e51429cb9a
introduce store classes
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parents:
6839
diff
changeset
|
454 def join(self, f): |
13426
643b8212813e
store: remove pointless pathjoiner parameter
Adrian Buehlmann <adrian@cadifra.com>
parents:
13391
diff
changeset
|
455 return self.path + '/' + encodefilename(f) |
6840
80e51429cb9a
introduce store classes
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parents:
6839
diff
changeset
|
456 |
6903
0642d9d7ec80
clone: get a list of files to clone from store
Matt Mackall <mpm@selenic.com>
parents:
6902
diff
changeset
|
457 def copylist(self): |
0642d9d7ec80
clone: get a list of files to clone from store
Matt Mackall <mpm@selenic.com>
parents:
6902
diff
changeset
|
458 return (['requires', '00changelog.i'] + |
13426
643b8212813e
store: remove pointless pathjoiner parameter
Adrian Buehlmann <adrian@cadifra.com>
parents:
13391
diff
changeset
|
459 ['store/' + f for f in _data.split()]) |
6903
0642d9d7ec80
clone: get a list of files to clone from store
Matt Mackall <mpm@selenic.com>
parents:
6902
diff
changeset
|
460 |
8530
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
461 class fncache(object): |
8531
810387f59696
filelog encoding: move the encoding/decoding into store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8530
diff
changeset
|
462 # the filename used to be partially encoded |
810387f59696
filelog encoding: move the encoding/decoding into store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8530
diff
changeset
|
463 # hence the encodedir/decodedir dance |
17722
3b976051034d
store: rename field name from "opener" to "vfs" in internal classes for fncache
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17721
diff
changeset
|
464 def __init__(self, vfs): |
3b976051034d
store: rename field name from "opener" to "vfs" in internal classes for fncache
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17721
diff
changeset
|
465 self.vfs = vfs |
7229
7946503ec76e
introduce fncache repository layout
Adrian Buehlmann <adrian@cadifra.com>
parents:
6989
diff
changeset
|
466 self.entries = None |
13391
d00bbff8600e
fncachestore: defer updating the fncache file to a single file open
Adrian Buehlmann <adrian@cadifra.com>
parents:
13169
diff
changeset
|
467 self._dirty = False |
40736
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
468 # set of new additions to fncache |
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
469 self.addls = set() |
7229
7946503ec76e
introduce fncache repository layout
Adrian Buehlmann <adrian@cadifra.com>
parents:
6989
diff
changeset
|
470 |
42715
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
471 def ensureloaded(self, warn=None): |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
472 '''read the fncache file if not already read. |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
473 |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
474 If the file on disk is corrupted, raise. If warn is provided, |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
475 warn and keep going instead.''' |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
476 if self.entries is None: |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
477 self._load(warn) |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
478 |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
479 def _load(self, warn=None): |
8530
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
480 '''fill the entries from the fncache file''' |
13391
d00bbff8600e
fncachestore: defer updating the fncache file to a single file open
Adrian Buehlmann <adrian@cadifra.com>
parents:
13169
diff
changeset
|
481 self._dirty = False |
8530
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
482 try: |
17722
3b976051034d
store: rename field name from "opener" to "vfs" in internal classes for fncache
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17721
diff
changeset
|
483 fp = self.vfs('fncache', mode='rb') |
8530
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
484 except IOError: |
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
485 # skip nonexistent file |
16404
9fca5b056c0a
store: speed up read and write of large fncache files
Bryan O'Sullivan <bryano@fb.com>
parents:
15742
diff
changeset
|
486 self.entries = set() |
8530
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
487 return |
41978
a56487081109
store: don't read the whole fncache in memory
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41973
diff
changeset
|
488 |
a56487081109
store: don't read the whole fncache in memory
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41973
diff
changeset
|
489 self.entries = set() |
a56487081109
store: don't read the whole fncache in memory
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41973
diff
changeset
|
490 chunk = b'' |
a56487081109
store: don't read the whole fncache in memory
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41973
diff
changeset
|
491 for c in iter(functools.partial(fp.read, fncache_chunksize), b''): |
a56487081109
store: don't read the whole fncache in memory
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41973
diff
changeset
|
492 chunk += c |
a56487081109
store: don't read the whole fncache in memory
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41973
diff
changeset
|
493 try: |
a56487081109
store: don't read the whole fncache in memory
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41973
diff
changeset
|
494 p = chunk.rindex(b'\n') |
a56487081109
store: don't read the whole fncache in memory
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41973
diff
changeset
|
495 self.entries.update(decodedir(chunk[:p + 1]).splitlines()) |
a56487081109
store: don't read the whole fncache in memory
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41973
diff
changeset
|
496 chunk = chunk[p + 1:] |
a56487081109
store: don't read the whole fncache in memory
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41973
diff
changeset
|
497 except ValueError: |
a56487081109
store: don't read the whole fncache in memory
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41973
diff
changeset
|
498 # substring '\n' not found, maybe the entry is bigger than the |
a56487081109
store: don't read the whole fncache in memory
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41973
diff
changeset
|
499 # chunksize, so let's keep iterating |
a56487081109
store: don't read the whole fncache in memory
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41973
diff
changeset
|
500 pass |
a56487081109
store: don't read the whole fncache in memory
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41973
diff
changeset
|
501 |
41981
a920a9e1795a
store: error out if fncache does not ends with a newline
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41978
diff
changeset
|
502 if chunk: |
42715
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
503 msg = _("fncache does not ends with a newline") |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
504 if warn: |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
505 warn(msg + '\n') |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
506 else: |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
507 raise error.Abort(msg, |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
508 hint=_("use 'hg debugrebuildfncache' to " |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
509 "rebuild the fncache")) |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
510 self._checkentries(fp, warn) |
41973
d7ef84e595f8
store: move logic to check for invalid entry in fncache to own function
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41093
diff
changeset
|
511 fp.close() |
d7ef84e595f8
store: move logic to check for invalid entry in fncache to own function
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41093
diff
changeset
|
512 |
42715
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
513 def _checkentries(self, fp, warn): |
41973
d7ef84e595f8
store: move logic to check for invalid entry in fncache to own function
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
41093
diff
changeset
|
514 """ make sure there is no empty string in entries """ |
16404
9fca5b056c0a
store: speed up read and write of large fncache files
Bryan O'Sullivan <bryano@fb.com>
parents:
15742
diff
changeset
|
515 if '' in self.entries: |
9fca5b056c0a
store: speed up read and write of large fncache files
Bryan O'Sullivan <bryano@fb.com>
parents:
15742
diff
changeset
|
516 fp.seek(0) |
30398 | 517 for n, line in enumerate(util.iterfile(fp)): |
16404
9fca5b056c0a
store: speed up read and write of large fncache files
Bryan O'Sullivan <bryano@fb.com>
parents:
15742
diff
changeset
|
518 if not line.rstrip('\n'): |
26778
a95c975f42e3
l10n: use %d instead of %s for numbers
timeless@mozdev.org
parents:
26587
diff
changeset
|
519 t = _('invalid entry in fncache, line %d') % (n + 1) |
42715
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
520 if warn: |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
521 warn(t + '\n') |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
522 else: |
f59f8a5e9096
fncache: make debugrebuildfncache not fail on broken fncache
Valentin Gatien-Baron <vgatien-baron@janestreet.com>
parents:
42341
diff
changeset
|
523 raise error.Abort(t) |
7229
7946503ec76e
introduce fncache repository layout
Adrian Buehlmann <adrian@cadifra.com>
parents:
6989
diff
changeset
|
524 |
20883
cd443c7589cc
fncache: move fncache writing to be in a transaction
Durham Goode <durham@fb.com>
parents:
20879
diff
changeset
|
525 def write(self, tr): |
16404
9fca5b056c0a
store: speed up read and write of large fncache files
Bryan O'Sullivan <bryano@fb.com>
parents:
15742
diff
changeset
|
526 if self._dirty: |
38696
89d93dd1a222
store: assert the fncache have been loaded if dirty
Boris Feld <boris.feld@octobus.net>
parents:
38661
diff
changeset
|
527 assert self.entries is not None |
40748
df8ed31a8ad8
store: write fncache only once if there are both adds and removes
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40736
diff
changeset
|
528 self.entries = self.entries | self.addls |
df8ed31a8ad8
store: write fncache only once if there are both adds and removes
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40736
diff
changeset
|
529 self.addls = set() |
20883
cd443c7589cc
fncache: move fncache writing to be in a transaction
Durham Goode <durham@fb.com>
parents:
20879
diff
changeset
|
530 tr.addbackup('fncache') |
20879
cd03854a2e06
fncache: remove the rewriting logic
Durham Goode <durham@fb.com>
parents:
19903
diff
changeset
|
531 fp = self.vfs('fncache', mode='wb', atomictemp=True) |
cd03854a2e06
fncache: remove the rewriting logic
Durham Goode <durham@fb.com>
parents:
19903
diff
changeset
|
532 if self.entries: |
cd03854a2e06
fncache: remove the rewriting logic
Durham Goode <durham@fb.com>
parents:
19903
diff
changeset
|
533 fp.write(encodedir('\n'.join(self.entries) + '\n')) |
cd03854a2e06
fncache: remove the rewriting logic
Durham Goode <durham@fb.com>
parents:
19903
diff
changeset
|
534 fp.close() |
cd03854a2e06
fncache: remove the rewriting logic
Durham Goode <durham@fb.com>
parents:
19903
diff
changeset
|
535 self._dirty = False |
40736
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
536 if self.addls: |
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
537 # if we have just new entries, let's append them to the fncache |
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
538 tr.addbackup('fncache') |
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
539 fp = self.vfs('fncache', mode='ab', atomictemp=True) |
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
540 if self.addls: |
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
541 fp.write(encodedir('\n'.join(self.addls) + '\n')) |
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
542 fp.close() |
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
543 self.entries = None |
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
544 self.addls = set() |
8530
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
545 |
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
546 def add(self, fn): |
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
547 if self.entries is None: |
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
548 self._load() |
10577
d5bd1beff794
store: only add new entries to the fncache file
Adrian Buehlmann <adrian@cadifra.com>
parents:
10339
diff
changeset
|
549 if fn not in self.entries: |
40736
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
550 self.addls.add(fn) |
8530
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
551 |
20885
f49d60fa40a5
fncache: clean up fncache during strips
Durham Goode <durham@fb.com>
parents:
20884
diff
changeset
|
552 def remove(self, fn): |
f49d60fa40a5
fncache: clean up fncache during strips
Durham Goode <durham@fb.com>
parents:
20884
diff
changeset
|
553 if self.entries is None: |
f49d60fa40a5
fncache: clean up fncache during strips
Durham Goode <durham@fb.com>
parents:
20884
diff
changeset
|
554 self._load() |
40736
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
555 if fn in self.addls: |
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
556 self.addls.remove(fn) |
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
557 return |
20885
f49d60fa40a5
fncache: clean up fncache during strips
Durham Goode <durham@fb.com>
parents:
20884
diff
changeset
|
558 try: |
f49d60fa40a5
fncache: clean up fncache during strips
Durham Goode <durham@fb.com>
parents:
20884
diff
changeset
|
559 self.entries.remove(fn) |
f49d60fa40a5
fncache: clean up fncache during strips
Durham Goode <durham@fb.com>
parents:
20884
diff
changeset
|
560 self._dirty = True |
f49d60fa40a5
fncache: clean up fncache during strips
Durham Goode <durham@fb.com>
parents:
20884
diff
changeset
|
561 except KeyError: |
f49d60fa40a5
fncache: clean up fncache during strips
Durham Goode <durham@fb.com>
parents:
20884
diff
changeset
|
562 pass |
f49d60fa40a5
fncache: clean up fncache during strips
Durham Goode <durham@fb.com>
parents:
20884
diff
changeset
|
563 |
17782
8095306c1fb2
store: move __contains__() implementation from class fncache into fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17747
diff
changeset
|
564 def __contains__(self, fn): |
40736
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
565 if fn in self.addls: |
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
566 return True |
8530
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
567 if self.entries is None: |
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
568 self._load() |
17782
8095306c1fb2
store: move __contains__() implementation from class fncache into fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17747
diff
changeset
|
569 return fn in self.entries |
8530
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
570 |
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
571 def __iter__(self): |
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
572 if self.entries is None: |
03196ac9a8b9
store: refactor the fncache handling
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
8480
diff
changeset
|
573 self._load() |
40736
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
574 return iter(self.entries | self.addls) |
7229
7946503ec76e
introduce fncache repository layout
Adrian Buehlmann <adrian@cadifra.com>
parents:
6989
diff
changeset
|
575 |
41093
6498f0e03526
vfs: fix proxyvfs inheritance
Boris Feld <boris.feld@octobus.net>
parents:
40748
diff
changeset
|
576 class _fncachevfs(vfsmod.proxyvfs): |
17721
cf236e3501c3
store: rename argument name from "op"(ener) to "vfs"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17693
diff
changeset
|
577 def __init__(self, vfs, fnc, encode): |
33412
a42369e04aee
vfs: rename auditvfs to proxyvfs
Yuya Nishihara <yuya@tcha.org>
parents:
32372
diff
changeset
|
578 vfsmod.proxyvfs.__init__(self, vfs) |
14194
3a90fb3addc1
store: break up reference cycle introduced in 9cbff8a39a2a
Adrian Buehlmann <adrian@cadifra.com>
parents:
14166
diff
changeset
|
579 self.fncache = fnc |
3a90fb3addc1
store: break up reference cycle introduced in 9cbff8a39a2a
Adrian Buehlmann <adrian@cadifra.com>
parents:
14166
diff
changeset
|
580 self.encode = encode |
3a90fb3addc1
store: break up reference cycle introduced in 9cbff8a39a2a
Adrian Buehlmann <adrian@cadifra.com>
parents:
14166
diff
changeset
|
581 |
3a90fb3addc1
store: break up reference cycle introduced in 9cbff8a39a2a
Adrian Buehlmann <adrian@cadifra.com>
parents:
14166
diff
changeset
|
582 def __call__(self, path, mode='r', *args, **kw): |
38661
8ac0c9cd4c48
fncache: avoid loading the filename cache when not actually modifying it
Martijn Pieters <mj@zopatista.com>
parents:
37409
diff
changeset
|
583 encoded = self.encode(path) |
28007
fb92927f9775
treemanifests: fix streaming clone
Martin von Zweigbergk <martinvonz@google.com>
parents:
28006
diff
changeset
|
584 if mode not in ('r', 'rb') and (path.startswith('data/') or |
fb92927f9775
treemanifests: fix streaming clone
Martin von Zweigbergk <martinvonz@google.com>
parents:
28006
diff
changeset
|
585 path.startswith('meta/')): |
38661
8ac0c9cd4c48
fncache: avoid loading the filename cache when not actually modifying it
Martijn Pieters <mj@zopatista.com>
parents:
37409
diff
changeset
|
586 # do not trigger a fncache load when adding a file that already is |
8ac0c9cd4c48
fncache: avoid loading the filename cache when not actually modifying it
Martijn Pieters <mj@zopatista.com>
parents:
37409
diff
changeset
|
587 # known to exist. |
8ac0c9cd4c48
fncache: avoid loading the filename cache when not actually modifying it
Martijn Pieters <mj@zopatista.com>
parents:
37409
diff
changeset
|
588 notload = self.fncache.entries is None and self.vfs.exists(encoded) |
8ac0c9cd4c48
fncache: avoid loading the filename cache when not actually modifying it
Martijn Pieters <mj@zopatista.com>
parents:
37409
diff
changeset
|
589 if notload and 'a' in mode and not self.vfs.stat(encoded).st_size: |
8ac0c9cd4c48
fncache: avoid loading the filename cache when not actually modifying it
Martijn Pieters <mj@zopatista.com>
parents:
37409
diff
changeset
|
590 # when appending to an existing file, if the file has size zero, |
8ac0c9cd4c48
fncache: avoid loading the filename cache when not actually modifying it
Martijn Pieters <mj@zopatista.com>
parents:
37409
diff
changeset
|
591 # it should be considered as missing. Such zero-size files are |
8ac0c9cd4c48
fncache: avoid loading the filename cache when not actually modifying it
Martijn Pieters <mj@zopatista.com>
parents:
37409
diff
changeset
|
592 # the result of truncation when a transaction is aborted. |
8ac0c9cd4c48
fncache: avoid loading the filename cache when not actually modifying it
Martijn Pieters <mj@zopatista.com>
parents:
37409
diff
changeset
|
593 notload = False |
8ac0c9cd4c48
fncache: avoid loading the filename cache when not actually modifying it
Martijn Pieters <mj@zopatista.com>
parents:
37409
diff
changeset
|
594 if not notload: |
8ac0c9cd4c48
fncache: avoid loading the filename cache when not actually modifying it
Martijn Pieters <mj@zopatista.com>
parents:
37409
diff
changeset
|
595 self.fncache.add(path) |
8ac0c9cd4c48
fncache: avoid loading the filename cache when not actually modifying it
Martijn Pieters <mj@zopatista.com>
parents:
37409
diff
changeset
|
596 return self.vfs(encoded, mode, *args, **kw) |
14194
3a90fb3addc1
store: break up reference cycle introduced in 9cbff8a39a2a
Adrian Buehlmann <adrian@cadifra.com>
parents:
14166
diff
changeset
|
597 |
17725
ffd589d4b785
vfs: define "join()" in each classes derived from "abstractvfs"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17724
diff
changeset
|
598 def join(self, path): |
ffd589d4b785
vfs: define "join()" in each classes derived from "abstractvfs"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17724
diff
changeset
|
599 if path: |
ffd589d4b785
vfs: define "join()" in each classes derived from "abstractvfs"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17724
diff
changeset
|
600 return self.vfs.join(self.encode(path)) |
ffd589d4b785
vfs: define "join()" in each classes derived from "abstractvfs"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17724
diff
changeset
|
601 else: |
ffd589d4b785
vfs: define "join()" in each classes derived from "abstractvfs"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17724
diff
changeset
|
602 return self.vfs.join(path) |
ffd589d4b785
vfs: define "join()" in each classes derived from "abstractvfs"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17724
diff
changeset
|
603 |
7229
7946503ec76e
introduce fncache repository layout
Adrian Buehlmann <adrian@cadifra.com>
parents:
6989
diff
changeset
|
604 class fncachestore(basicstore): |
17651
3b49c28658f6
store: rename "openertype" argument to "vfstype"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17649
diff
changeset
|
605 def __init__(self, path, vfstype, dotencode): |
17591
9a5c2ecd1158
store: move encode lambda logic into fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17590
diff
changeset
|
606 if dotencode: |
18435
8c019d2fd7c0
store: switch to C-based hashed path encoding
Bryan O'Sullivan <bryano@fb.com>
parents:
18430
diff
changeset
|
607 encode = _pathencode |
17591
9a5c2ecd1158
store: move encode lambda logic into fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17590
diff
changeset
|
608 else: |
9a5c2ecd1158
store: move encode lambda logic into fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17590
diff
changeset
|
609 encode = _plainhybridencode |
12687
34d8247a4595
store: encode first period or space in filenames (issue1713)
Adrian Buehlmann <adrian@cadifra.com>
parents:
12171
diff
changeset
|
610 self.encode = encode |
17724
bf4b72d8dd4d
store: initialize vfs field first to use it for initialization of others
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17722
diff
changeset
|
611 vfs = vfstype(path + '/store') |
bf4b72d8dd4d
store: initialize vfs field first to use it for initialization of others
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17722
diff
changeset
|
612 self.path = vfs.base |
17562
b42b0729744d
store: reduce string concatenation when joining
Bryan O'Sullivan <bryano@fb.com>
parents:
17555
diff
changeset
|
613 self.pathsep = self.path + '/' |
17726
7cb7e17c23b2
store: invoke "os.stat()" for "createmode" initialization via vfs
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17725
diff
changeset
|
614 self.createmode = _calcmode(vfs) |
17652
2c6f7231becc
store: rename "op" variables to "vfs"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17651
diff
changeset
|
615 vfs.createmode = self.createmode |
17727
6492b39a44d5
store: replace invocation of "getsize()" by "vfs.stat()"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17726
diff
changeset
|
616 self.rawvfs = vfs |
17652
2c6f7231becc
store: rename "op" variables to "vfs"
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17651
diff
changeset
|
617 fnc = fncache(vfs) |
9133
996c1cd8f530
store: eliminate reference cycle in fncachestore
Simon Heimberg <simohe@besonet.ch>
parents:
8778
diff
changeset
|
618 self.fncache = fnc |
17653
dacb50696b75
store: initialize "vfs" fields by "vfs" constructors
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17652
diff
changeset
|
619 self.vfs = _fncachevfs(vfs, fnc, encode) |
dacb50696b75
store: initialize "vfs" fields by "vfs" constructors
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
17652
diff
changeset
|
620 self.opener = self.vfs |
7229
7946503ec76e
introduce fncache repository layout
Adrian Buehlmann <adrian@cadifra.com>
parents:
6989
diff
changeset
|
621 |
7946503ec76e
introduce fncache repository layout
Adrian Buehlmann <adrian@cadifra.com>
parents:
6989
diff
changeset
|
622 def join(self, f): |
17562
b42b0729744d
store: reduce string concatenation when joining
Bryan O'Sullivan <bryano@fb.com>
parents:
17555
diff
changeset
|
623 return self.pathsep + self.encode(f) |
7229
7946503ec76e
introduce fncache repository layout
Adrian Buehlmann <adrian@cadifra.com>
parents:
6989
diff
changeset
|
624 |
17731
c85dbae29684
store: restore getsize method
Matt Mackall <mpm@selenic.com>
parents:
17728
diff
changeset
|
625 def getsize(self, path): |
c85dbae29684
store: restore getsize method
Matt Mackall <mpm@selenic.com>
parents:
17728
diff
changeset
|
626 return self.rawvfs.stat(path).st_size |
c85dbae29684
store: restore getsize method
Matt Mackall <mpm@selenic.com>
parents:
17728
diff
changeset
|
627 |
40340
2d45b549392f
store: pass matcher to store.datafiles()
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
39698
diff
changeset
|
628 def datafiles(self, matcher=None): |
17373
4cbb1137941d
store: sort the results of fncachestore.datafiles()
Bryan O'Sullivan <bryano@fb.com>
parents:
17249
diff
changeset
|
629 for f in sorted(self.fncache): |
40494
9aeb9e2d28a7
store: introduce _matchtrackedpath() and use it to filter store files
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40340
diff
changeset
|
630 if not _matchtrackedpath(f, matcher): |
9aeb9e2d28a7
store: introduce _matchtrackedpath() and use it to filter store files
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40340
diff
changeset
|
631 continue |
12687
34d8247a4595
store: encode first period or space in filenames (issue1713)
Adrian Buehlmann <adrian@cadifra.com>
parents:
12171
diff
changeset
|
632 ef = self.encode(f) |
7229
7946503ec76e
introduce fncache repository layout
Adrian Buehlmann <adrian@cadifra.com>
parents:
6989
diff
changeset
|
633 try: |
17731
c85dbae29684
store: restore getsize method
Matt Mackall <mpm@selenic.com>
parents:
17728
diff
changeset
|
634 yield f, ef, self.getsize(ef) |
25660
328739ea70c3
global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25658
diff
changeset
|
635 except OSError as err: |
17374
0cec762790ed
store: only one kind of OSError means "nonexistent entry"
Bryan O'Sullivan <bryano@fb.com>
parents:
17373
diff
changeset
|
636 if err.errno != errno.ENOENT: |
0cec762790ed
store: only one kind of OSError means "nonexistent entry"
Bryan O'Sullivan <bryano@fb.com>
parents:
17373
diff
changeset
|
637 raise |
7229
7946503ec76e
introduce fncache repository layout
Adrian Buehlmann <adrian@cadifra.com>
parents:
6989
diff
changeset
|
638 |
7946503ec76e
introduce fncache repository layout
Adrian Buehlmann <adrian@cadifra.com>
parents:
6989
diff
changeset
|
639 def copylist(self): |
42325
526750cdd02d
bookmarks: keep bookmarks in .hg/store if new config set
Martin von Zweigbergk <martinvonz@google.com>
parents:
41989
diff
changeset
|
640 d = ('bookmarks narrowspec data meta dh fncache phaseroots obsstore' |
15742
65df60a3f96b
phases: prevent rebase to rebase immutable changeset.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
15740
diff
changeset
|
641 ' 00manifest.d 00manifest.i 00changelog.d 00changelog.i') |
7229
7946503ec76e
introduce fncache repository layout
Adrian Buehlmann <adrian@cadifra.com>
parents:
6989
diff
changeset
|
642 return (['requires', '00changelog.i'] + |
13426
643b8212813e
store: remove pointless pathjoiner parameter
Adrian Buehlmann <adrian@cadifra.com>
parents:
13391
diff
changeset
|
643 ['store/' + f for f in d.split()]) |
7229
7946503ec76e
introduce fncache repository layout
Adrian Buehlmann <adrian@cadifra.com>
parents:
6989
diff
changeset
|
644 |
20883
cd443c7589cc
fncache: move fncache writing to be in a transaction
Durham Goode <durham@fb.com>
parents:
20879
diff
changeset
|
645 def write(self, tr): |
cd443c7589cc
fncache: move fncache writing to be in a transaction
Durham Goode <durham@fb.com>
parents:
20879
diff
changeset
|
646 self.fncache.write(tr) |
13391
d00bbff8600e
fncachestore: defer updating the fncache file to a single file open
Adrian Buehlmann <adrian@cadifra.com>
parents:
13169
diff
changeset
|
647 |
20884
2efdd186925d
caches: invalidate store caches when lock is taken
Durham Goode <durham@fb.com>
parents:
20883
diff
changeset
|
648 def invalidatecaches(self): |
2efdd186925d
caches: invalidate store caches when lock is taken
Durham Goode <durham@fb.com>
parents:
20883
diff
changeset
|
649 self.fncache.entries = None |
40736
0728d87a8631
store: append to fncache if there are only new files to write
Pulkit Goyal <pulkit@yandex-team.ru>
parents:
40624
diff
changeset
|
650 self.fncache.addls = set() |
20884
2efdd186925d
caches: invalidate store caches when lock is taken
Durham Goode <durham@fb.com>
parents:
20883
diff
changeset
|
651 |
20885
f49d60fa40a5
fncache: clean up fncache during strips
Durham Goode <durham@fb.com>
parents:
20884
diff
changeset
|
652 def markremoved(self, fn): |
f49d60fa40a5
fncache: clean up fncache during strips
Durham Goode <durham@fb.com>
parents:
20884
diff
changeset
|
653 self.fncache.remove(fn) |
f49d60fa40a5
fncache: clean up fncache during strips
Durham Goode <durham@fb.com>
parents:
20884
diff
changeset
|
654 |
17783
df55ce6854c3
store: add new _exists helper function on fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17782
diff
changeset
|
655 def _exists(self, f): |
df55ce6854c3
store: add new _exists helper function on fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17782
diff
changeset
|
656 ef = self.encode(f) |
df55ce6854c3
store: add new _exists helper function on fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17782
diff
changeset
|
657 try: |
df55ce6854c3
store: add new _exists helper function on fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17782
diff
changeset
|
658 self.getsize(ef) |
df55ce6854c3
store: add new _exists helper function on fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17782
diff
changeset
|
659 return True |
25660
328739ea70c3
global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25658
diff
changeset
|
660 except OSError as err: |
17783
df55ce6854c3
store: add new _exists helper function on fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17782
diff
changeset
|
661 if err.errno != errno.ENOENT: |
df55ce6854c3
store: add new _exists helper function on fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17782
diff
changeset
|
662 raise |
df55ce6854c3
store: add new _exists helper function on fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17782
diff
changeset
|
663 # nonexistent entry |
df55ce6854c3
store: add new _exists helper function on fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17782
diff
changeset
|
664 return False |
df55ce6854c3
store: add new _exists helper function on fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17782
diff
changeset
|
665 |
17745 | 666 def __contains__(self, path): |
667 '''Checks if the store contains path''' | |
668 path = "/".join(("data", path)) | |
17782
8095306c1fb2
store: move __contains__() implementation from class fncache into fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17747
diff
changeset
|
669 # check for files (exact match) |
17784
73e1ab39792c
store: fncache may contain non-existent entries (fixes b9a56b816ff2)
Adrian Buehlmann <adrian@cadifra.com>
parents:
17783
diff
changeset
|
670 e = path + '.i' |
73e1ab39792c
store: fncache may contain non-existent entries (fixes b9a56b816ff2)
Adrian Buehlmann <adrian@cadifra.com>
parents:
17783
diff
changeset
|
671 if e in self.fncache and self._exists(e): |
17782
8095306c1fb2
store: move __contains__() implementation from class fncache into fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17747
diff
changeset
|
672 return True |
8095306c1fb2
store: move __contains__() implementation from class fncache into fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17747
diff
changeset
|
673 # now check for directories (prefix match) |
8095306c1fb2
store: move __contains__() implementation from class fncache into fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17747
diff
changeset
|
674 if not path.endswith('/'): |
8095306c1fb2
store: move __contains__() implementation from class fncache into fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17747
diff
changeset
|
675 path += '/' |
8095306c1fb2
store: move __contains__() implementation from class fncache into fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17747
diff
changeset
|
676 for e in self.fncache: |
17784
73e1ab39792c
store: fncache may contain non-existent entries (fixes b9a56b816ff2)
Adrian Buehlmann <adrian@cadifra.com>
parents:
17783
diff
changeset
|
677 if e.startswith(path) and self._exists(e): |
17782
8095306c1fb2
store: move __contains__() implementation from class fncache into fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17747
diff
changeset
|
678 return True |
8095306c1fb2
store: move __contains__() implementation from class fncache into fncachestore
Adrian Buehlmann <adrian@cadifra.com>
parents:
17747
diff
changeset
|
679 return False |