Mercurial > hg
annotate hgext/fsmonitor/__init__.py @ 34463:718f7acd6d5e
fsmonitor: use configitem
We might as well get this out of the way.
Differential Revision: https://phab.mercurial-scm.org/D893
author | Gregory Szorc <gregory.szorc@gmail.com> |
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date | Sun, 01 Oct 2017 22:26:24 +0100 |
parents | 8337f7772aa2 |
children | b79f59425964 |
rev | line source |
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1 # __init__.py - fsmonitor initialization and overrides |
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2 # |
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3 # Copyright 2013-2016 Facebook, Inc. |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
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6 # GNU General Public License version 2 or any later version. |
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7 |
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8 '''Faster status operations with the Watchman file monitor (EXPERIMENTAL) |
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9 |
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10 Integrates the file-watching program Watchman with Mercurial to produce faster |
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11 status results. |
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12 |
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13 On a particular Linux system, for a real-world repository with over 400,000 |
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14 files hosted on ext4, vanilla `hg status` takes 1.3 seconds. On the same |
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15 system, with fsmonitor it takes about 0.3 seconds. |
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16 |
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17 fsmonitor requires no configuration -- it will tell Watchman about your |
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18 repository as necessary. You'll need to install Watchman from |
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19 https://facebook.github.io/watchman/ and make sure it is in your PATH. |
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20 |
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21 The following configuration options exist: |
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22 |
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23 :: |
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24 |
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25 [fsmonitor] |
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26 mode = {off, on, paranoid} |
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27 |
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28 When `mode = off`, fsmonitor will disable itself (similar to not loading the |
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29 extension at all). When `mode = on`, fsmonitor will be enabled (the default). |
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30 When `mode = paranoid`, fsmonitor will query both Watchman and the filesystem, |
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31 and ensure that the results are consistent. |
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32 |
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33 :: |
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34 |
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35 [fsmonitor] |
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36 timeout = (float) |
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37 |
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38 A value, in seconds, that determines how long fsmonitor will wait for Watchman |
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39 to return results. Defaults to `2.0`. |
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40 |
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41 :: |
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42 |
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43 [fsmonitor] |
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44 blacklistusers = (list of userids) |
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45 |
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46 A list of usernames for which fsmonitor will disable itself altogether. |
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47 |
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48 :: |
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49 |
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50 [fsmonitor] |
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51 walk_on_invalidate = (boolean) |
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52 |
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53 Whether or not to walk the whole repo ourselves when our cached state has been |
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54 invalidated, for example when Watchman has been restarted or .hgignore rules |
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55 have been changed. Walking the repo in that case can result in competing for |
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56 I/O with Watchman. For large repos it is recommended to set this value to |
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57 false. You may wish to set this to true if you have a very fast filesystem |
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58 that can outpace the IPC overhead of getting the result data for the full repo |
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59 from Watchman. Defaults to false. |
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60 |
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61 fsmonitor is incompatible with the largefiles and eol extensions, and |
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62 will disable itself if any of those are active. |
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63 |
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64 ''' |
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65 |
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66 # Platforms Supported |
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67 # =================== |
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68 # |
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69 # **Linux:** *Stable*. Watchman and fsmonitor are both known to work reliably, |
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70 # even under severe loads. |
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71 # |
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72 # **Mac OS X:** *Stable*. The Mercurial test suite passes with fsmonitor |
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73 # turned on, on case-insensitive HFS+. There has been a reasonable amount of |
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74 # user testing under normal loads. |
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75 # |
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76 # **Solaris, BSD:** *Alpha*. watchman and fsmonitor are believed to work, but |
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77 # very little testing has been done. |
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78 # |
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79 # **Windows:** *Alpha*. Not in a release version of watchman or fsmonitor yet. |
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80 # |
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81 # Known Issues |
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82 # ============ |
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83 # |
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84 # * fsmonitor will disable itself if any of the following extensions are |
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85 # enabled: largefiles, inotify, eol; or if the repository has subrepos. |
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86 # * fsmonitor will produce incorrect results if nested repos that are not |
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87 # subrepos exist. *Workaround*: add nested repo paths to your `.hgignore`. |
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88 # |
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89 # The issues related to nested repos and subrepos are probably not fundamental |
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90 # ones. Patches to fix them are welcome. |
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91 |
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92 from __future__ import absolute_import |
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93 |
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94 import codecs |
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95 import hashlib |
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96 import os |
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97 import stat |
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98 import sys |
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99 |
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100 from mercurial.i18n import _ |
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101 from mercurial import ( |
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102 context, |
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103 encoding, |
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104 error, |
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105 extensions, |
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106 localrepo, |
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107 merge, |
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108 pathutil, |
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109 pycompat, |
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110 registrar, |
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111 scmutil, |
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112 util, |
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113 ) |
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114 from mercurial import match as matchmod |
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115 |
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116 from . import ( |
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117 pywatchman, |
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118 state, |
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119 watchmanclient, |
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120 ) |
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121 |
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122 # Note for extension authors: ONLY specify testedwith = 'ships-with-hg-core' for |
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123 # extensions which SHIP WITH MERCURIAL. Non-mainline extensions should |
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124 # be specifying the version(s) of Mercurial they are tested with, or |
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125 # leave the attribute unspecified. |
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126 testedwith = 'ships-with-hg-core' |
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127 |
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128 configtable = {} |
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129 configitem = registrar.configitem(configtable) |
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130 |
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131 configitem('fsmonitor', 'mode', |
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132 default='on', |
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133 ) |
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134 configitem('fsmonitor', 'walk_on_invalidate', |
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135 default=False, |
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136 ) |
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137 configitem('fsmonitor', 'timeout', |
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138 default='2', |
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139 ) |
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140 configitem('fsmonitor', 'blacklistusers', |
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141 default=list, |
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142 ) |
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143 |
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144 # This extension is incompatible with the following blacklisted extensions |
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145 # and will disable itself when encountering one of these: |
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146 _blacklist = ['largefiles', 'eol'] |
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147 |
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148 def _handleunavailable(ui, state, ex): |
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149 """Exception handler for Watchman interaction exceptions""" |
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150 if isinstance(ex, watchmanclient.Unavailable): |
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151 if ex.warn: |
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152 ui.warn(str(ex) + '\n') |
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153 if ex.invalidate: |
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154 state.invalidate() |
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155 ui.log('fsmonitor', 'Watchman unavailable: %s\n', ex.msg) |
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156 else: |
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157 ui.log('fsmonitor', 'Watchman exception: %s\n', ex) |
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158 |
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159 def _hashignore(ignore): |
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160 """Calculate hash for ignore patterns and filenames |
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161 |
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162 If this information changes between Mercurial invocations, we can't |
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163 rely on Watchman information anymore and have to re-scan the working |
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164 copy. |
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165 |
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166 """ |
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167 sha1 = hashlib.sha1() |
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168 sha1.update(repr(ignore)) |
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169 return sha1.hexdigest() |
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170 |
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171 _watchmanencoding = pywatchman.encoding.get_local_encoding() |
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172 _fsencoding = sys.getfilesystemencoding() or sys.getdefaultencoding() |
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173 _fixencoding = codecs.lookup(_watchmanencoding) != codecs.lookup(_fsencoding) |
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174 |
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175 def _watchmantofsencoding(path): |
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176 """Fix path to match watchman and local filesystem encoding |
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177 |
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178 watchman's paths encoding can differ from filesystem encoding. For example, |
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179 on Windows, it's always utf-8. |
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180 """ |
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181 try: |
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182 decoded = path.decode(_watchmanencoding) |
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183 except UnicodeDecodeError as e: |
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184 raise error.Abort(str(e), hint='watchman encoding error') |
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185 |
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186 try: |
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187 encoded = decoded.encode(_fsencoding, 'strict') |
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188 except UnicodeEncodeError as e: |
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189 raise error.Abort(str(e)) |
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190 |
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191 return encoded |
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192 |
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193 def overridewalk(orig, self, match, subrepos, unknown, ignored, full=True): |
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194 '''Replacement for dirstate.walk, hooking into Watchman. |
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195 |
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196 Whenever full is False, ignored is False, and the Watchman client is |
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197 available, use Watchman combined with saved state to possibly return only a |
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198 subset of files.''' |
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199 def bail(): |
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200 return orig(match, subrepos, unknown, ignored, full=True) |
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201 |
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202 if full or ignored or not self._watchmanclient.available(): |
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203 return bail() |
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204 state = self._fsmonitorstate |
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205 clock, ignorehash, notefiles = state.get() |
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206 if not clock: |
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207 if state.walk_on_invalidate: |
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208 return bail() |
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209 # Initial NULL clock value, see |
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210 # https://facebook.github.io/watchman/docs/clockspec.html |
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211 clock = 'c:0:0' |
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212 notefiles = [] |
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213 |
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214 def fwarn(f, msg): |
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215 self._ui.warn('%s: %s\n' % (self.pathto(f), msg)) |
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216 return False |
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217 |
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218 def badtype(mode): |
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219 kind = _('unknown') |
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220 if stat.S_ISCHR(mode): |
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221 kind = _('character device') |
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222 elif stat.S_ISBLK(mode): |
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223 kind = _('block device') |
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224 elif stat.S_ISFIFO(mode): |
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225 kind = _('fifo') |
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226 elif stat.S_ISSOCK(mode): |
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227 kind = _('socket') |
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228 elif stat.S_ISDIR(mode): |
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229 kind = _('directory') |
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230 return _('unsupported file type (type is %s)') % kind |
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231 |
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232 ignore = self._ignore |
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233 dirignore = self._dirignore |
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234 if unknown: |
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235 if _hashignore(ignore) != ignorehash and clock != 'c:0:0': |
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236 # ignore list changed -- can't rely on Watchman state any more |
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237 if state.walk_on_invalidate: |
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238 return bail() |
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239 notefiles = [] |
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240 clock = 'c:0:0' |
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241 else: |
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242 # always ignore |
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243 ignore = util.always |
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244 dirignore = util.always |
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245 |
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246 matchfn = match.matchfn |
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247 matchalways = match.always() |
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248 dmap = self._map |
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249 nonnormalset = getattr(self, '_nonnormalset', None) |
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250 |
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251 copymap = self._map.copymap |
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252 getkind = stat.S_IFMT |
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253 dirkind = stat.S_IFDIR |
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254 regkind = stat.S_IFREG |
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255 lnkkind = stat.S_IFLNK |
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256 join = self._join |
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257 normcase = util.normcase |
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258 fresh_instance = False |
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259 |
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260 exact = skipstep3 = False |
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261 if match.isexact(): # match.exact |
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262 exact = True |
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263 dirignore = util.always # skip step 2 |
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264 elif match.prefix(): # match.match, no patterns |
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265 skipstep3 = True |
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266 |
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267 if not exact and self._checkcase: |
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268 # note that even though we could receive directory entries, we're only |
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269 # interested in checking if a file with the same name exists. So only |
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270 # normalize files if possible. |
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271 normalize = self._normalizefile |
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272 skipstep3 = False |
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273 else: |
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274 normalize = None |
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275 |
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276 # step 1: find all explicit files |
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277 results, work, dirsnotfound = self._walkexplicit(match, subrepos) |
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278 |
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279 skipstep3 = skipstep3 and not (work or dirsnotfound) |
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280 work = [d for d in work if not dirignore(d[0])] |
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281 |
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282 if not work and (exact or skipstep3): |
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283 for s in subrepos: |
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284 del results[s] |
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285 del results['.hg'] |
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286 return results |
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287 |
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288 # step 2: query Watchman |
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289 try: |
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290 # Use the user-configured timeout for the query. |
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291 # Add a little slack over the top of the user query to allow for |
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292 # overheads while transferring the data |
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293 self._watchmanclient.settimeout(state.timeout + 0.1) |
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294 result = self._watchmanclient.command('query', { |
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295 'fields': ['mode', 'mtime', 'size', 'exists', 'name'], |
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296 'since': clock, |
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297 'expression': [ |
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298 'not', [ |
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299 'anyof', ['dirname', '.hg'], |
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300 ['name', '.hg', 'wholename'] |
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301 ] |
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302 ], |
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303 'sync_timeout': int(state.timeout * 1000), |
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304 'empty_on_fresh_instance': state.walk_on_invalidate, |
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305 }) |
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306 except Exception as ex: |
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307 _handleunavailable(self._ui, state, ex) |
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308 self._watchmanclient.clearconnection() |
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309 return bail() |
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310 else: |
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311 # We need to propagate the last observed clock up so that we |
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312 # can use it for our next query |
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313 state.setlastclock(result['clock']) |
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314 if result['is_fresh_instance']: |
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315 if state.walk_on_invalidate: |
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316 state.invalidate() |
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317 return bail() |
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318 fresh_instance = True |
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319 # Ignore any prior noteable files from the state info |
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320 notefiles = [] |
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321 |
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322 # for file paths which require normalization and we encounter a case |
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323 # collision, we store our own foldmap |
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324 if normalize: |
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325 foldmap = dict((normcase(k), k) for k in results) |
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parents:
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326 |
30666
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py3: use python 3 compatible variables in hgext/fsmontor/__init__.py
Pulkit Goyal <7895pulkit@gmail.com>
parents:
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327 switch_slashes = pycompat.ossep == '\\' |
28433
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328 # The order of the results is, strictly speaking, undefined. |
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329 # For case changes on a case insensitive filesystem we may receive |
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330 # two entries, one with exists=True and another with exists=False. |
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331 # The exists=True entries in the same response should be interpreted |
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parents:
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332 # as being happens-after the exists=False entries due to the way that |
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parents:
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333 # Watchman tracks files. We use this property to reconcile deletes |
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parents:
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334 # for name case changes. |
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parents:
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335 for entry in result['files']: |
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336 fname = entry['name'] |
31846
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fsmonitor: match watchman and filesystem encoding
Olivier Trempe <oliviertrempe@gmail.com>
parents:
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337 if _fixencoding: |
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338 fname = _watchmantofsencoding(fname) |
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339 if switch_slashes: |
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340 fname = fname.replace('\\', '/') |
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parents:
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341 if normalize: |
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parents:
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342 normed = normcase(fname) |
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parents:
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343 fname = normalize(fname, True, True) |
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344 foldmap[normed] = fname |
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345 fmode = entry['mode'] |
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346 fexists = entry['exists'] |
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347 kind = getkind(fmode) |
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parents:
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348 |
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349 if not fexists: |
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350 # if marked as deleted and we don't already have a change |
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parents:
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351 # record, mark it as deleted. If we already have an entry |
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352 # for fname then it was either part of walkexplicit or was |
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parents:
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353 # an earlier result that was a case change |
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parents:
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354 if fname not in results and fname in dmap and ( |
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
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355 matchalways or matchfn(fname)): |
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parents:
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|
356 results[fname] = None |
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parents:
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357 elif kind == dirkind: |
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parents:
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358 if fname in dmap and (matchalways or matchfn(fname)): |
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parents:
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changeset
|
359 results[fname] = None |
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Martijn Pieters <mjpieters@fb.com>
parents:
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|
360 elif kind == regkind or kind == lnkkind: |
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Martijn Pieters <mjpieters@fb.com>
parents:
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changeset
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361 if fname in dmap: |
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
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362 if matchalways or matchfn(fname): |
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parents:
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|
363 results[fname] = entry |
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parents:
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364 elif (matchalways or matchfn(fname)) and not ignore(fname): |
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Martijn Pieters <mjpieters@fb.com>
parents:
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|
365 results[fname] = entry |
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parents:
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366 elif fname in dmap and (matchalways or matchfn(fname)): |
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parents:
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367 results[fname] = None |
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parents:
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|
368 |
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parents:
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369 # step 3: query notable files we don't already know about |
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parents:
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370 # XXX try not to iterate over the entire dmap |
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parents:
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371 if normalize: |
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parents:
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372 # any notable files that have changed case will already be handled |
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parents:
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373 # above, so just check membership in the foldmap |
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parents:
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374 notefiles = set((normalize(f, True, True) for f in notefiles |
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parents:
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375 if normcase(f) not in foldmap)) |
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Martijn Pieters <mjpieters@fb.com>
parents:
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376 visit = set((f for f in notefiles if (f not in results and matchfn(f) |
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parents:
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377 and (f in dmap or not ignore(f))))) |
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
378 |
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
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|
379 if nonnormalset is not None and not fresh_instance: |
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
380 if matchalways: |
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parents:
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381 visit.update(f for f in nonnormalset if f not in results) |
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parents:
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382 visit.update(f for f in copymap if f not in results) |
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parents:
diff
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|
383 else: |
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
384 visit.update(f for f in nonnormalset |
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
385 if f not in results and matchfn(f)) |
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
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|
386 visit.update(f for f in copymap |
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
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|
387 if f not in results and matchfn(f)) |
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Martijn Pieters <mjpieters@fb.com>
parents:
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|
388 else: |
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
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|
389 if matchalways: |
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Martijn Pieters <mjpieters@fb.com>
parents:
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|
390 visit.update(f for f, st in dmap.iteritems() |
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Martijn Pieters <mjpieters@fb.com>
parents:
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changeset
|
391 if (f not in results and |
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parents:
diff
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392 (st[2] < 0 or st[0] != 'n' or fresh_instance))) |
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
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|
393 visit.update(f for f in copymap if f not in results) |
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parents:
diff
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394 else: |
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parents:
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|
395 visit.update(f for f, st in dmap.iteritems() |
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
396 if (f not in results and |
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parents:
diff
changeset
|
397 (st[2] < 0 or st[0] != 'n' or fresh_instance) |
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
398 and matchfn(f))) |
3b67f27bb908
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
399 visit.update(f for f in copymap |
3b67f27bb908
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
400 if f not in results and matchfn(f)) |
3b67f27bb908
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
401 |
33649
377e8ddaebef
pathauditor: disable cache of audited paths by default (issue5628)
Yuya Nishihara <yuya@tcha.org>
parents:
33387
diff
changeset
|
402 audit = pathutil.pathauditor(self._root, cached=True).check |
28433
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
403 auditpass = [f for f in visit if audit(f)] |
3b67f27bb908
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
404 auditpass.sort() |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
405 auditfail = visit.difference(auditpass) |
3b67f27bb908
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Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
406 for f in auditfail: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
407 results[f] = None |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
408 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
409 nf = iter(auditpass).next |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
410 for st in util.statfiles([join(f) for f in auditpass]): |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
411 f = nf() |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
412 if st or f in dmap: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
413 results[f] = st |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
414 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
415 for s in subrepos: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
416 del results[s] |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
417 del results['.hg'] |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
418 return results |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
419 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
420 def overridestatus( |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
421 orig, self, node1='.', node2=None, match=None, ignored=False, |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
422 clean=False, unknown=False, listsubrepos=False): |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
423 listignored = ignored |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
424 listclean = clean |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
425 listunknown = unknown |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
426 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
427 def _cmpsets(l1, l2): |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
428 try: |
30666
6ada1658fc6b
py3: use python 3 compatible variables in hgext/fsmontor/__init__.py
Pulkit Goyal <7895pulkit@gmail.com>
parents:
30332
diff
changeset
|
429 if 'FSMONITOR_LOG_FILE' in encoding.environ: |
6ada1658fc6b
py3: use python 3 compatible variables in hgext/fsmontor/__init__.py
Pulkit Goyal <7895pulkit@gmail.com>
parents:
30332
diff
changeset
|
430 fn = encoding.environ['FSMONITOR_LOG_FILE'] |
28433
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
431 f = open(fn, 'wb') |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
432 else: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
433 fn = 'fsmonitorfail.log' |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
434 f = self.opener(fn, 'wb') |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
435 except (IOError, OSError): |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
436 self.ui.warn(_('warning: unable to write to %s\n') % fn) |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
437 return |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
438 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
439 try: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
440 for i, (s1, s2) in enumerate(zip(l1, l2)): |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
441 if set(s1) != set(s2): |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
442 f.write('sets at position %d are unequal\n' % i) |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
443 f.write('watchman returned: %s\n' % s1) |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
444 f.write('stat returned: %s\n' % s2) |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
445 finally: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
446 f.close() |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
447 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
448 if isinstance(node1, context.changectx): |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
449 ctx1 = node1 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
450 else: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
451 ctx1 = self[node1] |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
452 if isinstance(node2, context.changectx): |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
453 ctx2 = node2 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
454 else: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
455 ctx2 = self[node2] |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
456 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
457 working = ctx2.rev() is None |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
458 parentworking = working and ctx1 == self['.'] |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
459 match = match or matchmod.always(self.root, self.getcwd()) |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
460 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
461 # Maybe we can use this opportunity to update Watchman's state. |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
462 # Mercurial uses workingcommitctx and/or memctx to represent the part of |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
463 # the workingctx that is to be committed. So don't update the state in |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
464 # that case. |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
465 # HG_PENDING is set in the environment when the dirstate is being updated |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
466 # in the middle of a transaction; we must not update our state in that |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
467 # case, or we risk forgetting about changes in the working copy. |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
468 updatestate = (parentworking and match.always() and |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
469 not isinstance(ctx2, (context.workingcommitctx, |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
470 context.memctx)) and |
30666
6ada1658fc6b
py3: use python 3 compatible variables in hgext/fsmontor/__init__.py
Pulkit Goyal <7895pulkit@gmail.com>
parents:
30332
diff
changeset
|
471 'HG_PENDING' not in encoding.environ) |
28433
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
472 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
473 try: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
474 if self._fsmonitorstate.walk_on_invalidate: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
475 # Use a short timeout to query the current clock. If that |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
476 # takes too long then we assume that the service will be slow |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
477 # to answer our query. |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
478 # walk_on_invalidate indicates that we prefer to walk the |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
479 # tree ourselves because we can ignore portions that Watchman |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
480 # cannot and we tend to be faster in the warmer buffer cache |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
481 # cases. |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
482 self._watchmanclient.settimeout(0.1) |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
483 else: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
484 # Give Watchman more time to potentially complete its walk |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
485 # and return the initial clock. In this mode we assume that |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
486 # the filesystem will be slower than parsing a potentially |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
487 # very large Watchman result set. |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
488 self._watchmanclient.settimeout( |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
489 self._fsmonitorstate.timeout + 0.1) |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
490 startclock = self._watchmanclient.getcurrentclock() |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
491 except Exception as ex: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
492 self._watchmanclient.clearconnection() |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
493 _handleunavailable(self.ui, self._fsmonitorstate, ex) |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
494 # boo, Watchman failed. bail |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
495 return orig(node1, node2, match, listignored, listclean, |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
496 listunknown, listsubrepos) |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
497 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
498 if updatestate: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
499 # We need info about unknown files. This may make things slower the |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
500 # first time, but whatever. |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
501 stateunknown = True |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
502 else: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
503 stateunknown = listunknown |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
504 |
32815
15e85dded933
fsmonitor: write state with wlock held and dirstate unchanged (issue5581)
Siddharth Agarwal <sid0@fb.com>
parents:
32722
diff
changeset
|
505 if updatestate: |
15e85dded933
fsmonitor: write state with wlock held and dirstate unchanged (issue5581)
Siddharth Agarwal <sid0@fb.com>
parents:
32722
diff
changeset
|
506 ps = poststatus(startclock) |
15e85dded933
fsmonitor: write state with wlock held and dirstate unchanged (issue5581)
Siddharth Agarwal <sid0@fb.com>
parents:
32722
diff
changeset
|
507 self.addpostdsstatus(ps) |
15e85dded933
fsmonitor: write state with wlock held and dirstate unchanged (issue5581)
Siddharth Agarwal <sid0@fb.com>
parents:
32722
diff
changeset
|
508 |
28433
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
509 r = orig(node1, node2, match, listignored, listclean, stateunknown, |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
510 listsubrepos) |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
511 modified, added, removed, deleted, unknown, ignored, clean = r |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
512 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
513 if not listunknown: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
514 unknown = [] |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
515 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
516 # don't do paranoid checks if we're not going to query Watchman anyway |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
517 full = listclean or match.traversedir is not None |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
518 if self._fsmonitorstate.mode == 'paranoid' and not full: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
519 # run status again and fall back to the old walk this time |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
520 self.dirstate._fsmonitordisable = True |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
521 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
522 # shut the UI up |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
523 quiet = self.ui.quiet |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
524 self.ui.quiet = True |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
525 fout, ferr = self.ui.fout, self.ui.ferr |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
526 self.ui.fout = self.ui.ferr = open(os.devnull, 'wb') |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
527 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
528 try: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
529 rv2 = orig( |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
530 node1, node2, match, listignored, listclean, listunknown, |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
531 listsubrepos) |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
532 finally: |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
533 self.dirstate._fsmonitordisable = False |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
534 self.ui.quiet = quiet |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
535 self.ui.fout, self.ui.ferr = fout, ferr |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
536 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
537 # clean isn't tested since it's set to True above |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
538 _cmpsets([modified, added, removed, deleted, unknown, ignored, clean], |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
539 rv2) |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
540 modified, added, removed, deleted, unknown, ignored, clean = rv2 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
541 |
3b67f27bb908
fsmonitor: new experimental extension
Martijn Pieters <mjpieters@fb.com>
parents:
diff
changeset
|
542 return scmutil.status( |
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543 modified, added, removed, deleted, unknown, ignored, clean) |
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544 |
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545 class poststatus(object): |
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546 def __init__(self, startclock): |
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547 self._startclock = startclock |
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548 |
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549 def __call__(self, wctx, status): |
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550 clock = wctx.repo()._fsmonitorstate.getlastclock() or self._startclock |
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551 hashignore = _hashignore(wctx.repo().dirstate._ignore) |
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552 notefiles = (status.modified + status.added + status.removed + |
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553 status.deleted + status.unknown) |
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554 wctx.repo()._fsmonitorstate.set(clock, hashignore, notefiles) |
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555 |
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556 def makedirstate(repo, dirstate): |
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557 class fsmonitordirstate(dirstate.__class__): |
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558 def _fsmonitorinit(self, fsmonitorstate, watchmanclient): |
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559 # _fsmonitordisable is used in paranoid mode |
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560 self._fsmonitordisable = False |
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561 self._fsmonitorstate = fsmonitorstate |
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562 self._watchmanclient = watchmanclient |
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563 |
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564 def walk(self, *args, **kwargs): |
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565 orig = super(fsmonitordirstate, self).walk |
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566 if self._fsmonitordisable: |
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567 return orig(*args, **kwargs) |
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568 return overridewalk(orig, self, *args, **kwargs) |
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569 |
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570 def rebuild(self, *args, **kwargs): |
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571 self._fsmonitorstate.invalidate() |
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572 return super(fsmonitordirstate, self).rebuild(*args, **kwargs) |
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573 |
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574 def invalidate(self, *args, **kwargs): |
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575 self._fsmonitorstate.invalidate() |
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576 return super(fsmonitordirstate, self).invalidate(*args, **kwargs) |
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577 |
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578 dirstate.__class__ = fsmonitordirstate |
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579 dirstate._fsmonitorinit(repo._fsmonitorstate, repo._watchmanclient) |
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580 |
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581 def wrapdirstate(orig, self): |
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582 ds = orig(self) |
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583 # only override the dirstate when Watchman is available for the repo |
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584 if util.safehasattr(self, '_fsmonitorstate'): |
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585 makedirstate(self, ds) |
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586 return ds |
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587 |
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588 def extsetup(ui): |
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589 extensions.wrapfilecache( |
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590 localrepo.localrepository, 'dirstate', wrapdirstate) |
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591 if pycompat.sysplatform == 'darwin': |
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592 # An assist for avoiding the dangling-symlink fsevents bug |
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593 extensions.wrapfunction(os, 'symlink', wrapsymlink) |
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594 |
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595 extensions.wrapfunction(merge, 'update', wrapupdate) |
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596 |
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597 def wrapsymlink(orig, source, link_name): |
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598 ''' if we create a dangling symlink, also touch the parent dir |
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599 to encourage fsevents notifications to work more correctly ''' |
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600 try: |
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601 return orig(source, link_name) |
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602 finally: |
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603 try: |
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604 os.utime(os.path.dirname(link_name), None) |
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605 except OSError: |
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606 pass |
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607 |
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608 class state_update(object): |
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609 ''' This context manager is responsible for dispatching the state-enter |
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610 and state-leave signals to the watchman service ''' |
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611 |
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612 def __init__(self, repo, node, distance, partial): |
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613 self.repo = repo |
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614 self.node = node |
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615 self.distance = distance |
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616 self.partial = partial |
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617 self._lock = None |
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618 self.need_leave = False |
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619 |
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620 def __enter__(self): |
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621 # We explicitly need to take a lock here, before we proceed to update |
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622 # watchman about the update operation, so that we don't race with |
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623 # some other actor. merge.update is going to take the wlock almost |
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624 # immediately anyway, so this is effectively extending the lock |
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625 # around a couple of short sanity checks. |
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626 self._lock = self.repo.wlock() |
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627 self.need_leave = self._state('state-enter') |
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628 return self |
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629 |
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630 def __exit__(self, type_, value, tb): |
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631 try: |
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632 if self.need_leave: |
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633 status = 'ok' if type_ is None else 'failed' |
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634 self._state('state-leave', status=status) |
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635 finally: |
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636 if self._lock: |
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637 self._lock.release() |
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638 |
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639 def _state(self, cmd, status='ok'): |
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640 if not util.safehasattr(self.repo, '_watchmanclient'): |
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641 return False |
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642 try: |
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643 commithash = self.repo[self.node].hex() |
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644 self.repo._watchmanclient.command(cmd, { |
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645 'name': 'hg.update', |
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646 'metadata': { |
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647 # the target revision |
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648 'rev': commithash, |
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649 # approximate number of commits between current and target |
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650 'distance': self.distance, |
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651 # success/failure (only really meaningful for state-leave) |
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652 'status': status, |
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653 # whether the working copy parent is changing |
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654 'partial': self.partial, |
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655 }}) |
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656 return True |
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657 except Exception as e: |
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658 # Swallow any errors; fire and forget |
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659 self.repo.ui.log( |
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660 'watchman', 'Exception %s while running %s\n', e, cmd) |
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661 return False |
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662 |
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663 # Bracket working copy updates with calls to the watchman state-enter |
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664 # and state-leave commands. This allows clients to perform more intelligent |
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665 # settling during bulk file change scenarios |
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666 # https://facebook.github.io/watchman/docs/cmd/subscribe.html#advanced-settling |
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667 def wrapupdate(orig, repo, node, branchmerge, force, ancestor=None, |
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668 mergeancestor=False, labels=None, matcher=None, **kwargs): |
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669 |
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670 distance = 0 |
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671 partial = True |
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672 if matcher is None or matcher.always(): |
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673 partial = False |
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674 wc = repo[None] |
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675 parents = wc.parents() |
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676 if len(parents) == 2: |
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677 anc = repo.changelog.ancestor(parents[0].node(), parents[1].node()) |
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678 ancrev = repo[anc].rev() |
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679 distance = abs(repo[node].rev() - ancrev) |
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680 elif len(parents) == 1: |
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681 distance = abs(repo[node].rev() - parents[0].rev()) |
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682 |
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683 with state_update(repo, node, distance, partial): |
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684 return orig( |
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685 repo, node, branchmerge, force, ancestor, mergeancestor, |
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686 labels, matcher, **kwargs) |
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687 |
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688 def reposetup(ui, repo): |
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689 # We don't work with largefiles or inotify |
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690 exts = extensions.enabled() |
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691 for ext in _blacklist: |
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692 if ext in exts: |
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693 ui.warn(_('The fsmonitor extension is incompatible with the %s ' |
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694 'extension and has been disabled.\n') % ext) |
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695 return |
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696 |
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697 if repo.local(): |
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698 # We don't work with subrepos either. |
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699 # |
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700 # if repo[None].substate can cause a dirstate parse, which is too |
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701 # slow. Instead, look for a file called hgsubstate, |
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702 if repo.wvfs.exists('.hgsubstate') or repo.wvfs.exists('.hgsub'): |
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703 return |
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704 |
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705 fsmonitorstate = state.state(repo) |
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706 if fsmonitorstate.mode == 'off': |
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707 return |
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708 |
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709 try: |
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710 client = watchmanclient.client(repo) |
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711 except Exception as ex: |
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712 _handleunavailable(ui, fsmonitorstate, ex) |
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713 return |
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714 |
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715 repo._fsmonitorstate = fsmonitorstate |
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716 repo._watchmanclient = client |
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717 |
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718 dirstate, cached = localrepo.isfilecached(repo, 'dirstate') |
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719 if cached: |
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720 # at this point since fsmonitorstate wasn't present, |
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721 # repo.dirstate is not a fsmonitordirstate |
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722 makedirstate(repo, dirstate) |
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723 |
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724 class fsmonitorrepo(repo.__class__): |
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725 def status(self, *args, **kwargs): |
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726 orig = super(fsmonitorrepo, self).status |
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727 return overridestatus(orig, self, *args, **kwargs) |
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728 |
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729 repo.__class__ = fsmonitorrepo |