Mercurial > hg
annotate mercurial/chgserver.py @ 44629:d37975386798
chgserver: update the umask cache before each run
posix.py uses a global variable to store the umask value resulting in caching of
it when using chg. We need to update it before each command run as the umask can
change between commands.
This fixes test-inherit-mode.t with chg.
author | Pulkit Goyal <7895pulkit@gmail.com> |
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date | Tue, 31 Mar 2020 15:11:33 +0530 |
parents | bdc8a5944d44 |
children | 8e8fd938ca07 |
rev | line source |
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1 # chgserver.py - command server extension for cHg |
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2 # |
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3 # Copyright 2011 Yuya Nishihara <yuya@tcha.org> |
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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 """command server extension for cHg |
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9 |
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10 'S' channel (read/write) |
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11 propagate ui.system() request to client |
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12 |
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13 'attachio' command |
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14 attach client's stdio passed by sendmsg() |
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15 |
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16 'chdir' command |
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17 change current directory |
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18 |
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19 'setenv' command |
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20 replace os.environ completely |
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21 |
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22 'setumask' command (DEPRECATED) |
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23 'setumask2' command |
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25 | |
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26 'validate' command |
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27 reload the config and check if the server is up to date |
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28 |
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30 ------ | |
31 | |
32 :: | |
33 | |
34 [chgserver] | |
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35 # how long (in seconds) should an idle chg server exit |
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36 idletimeout = 3600 |
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37 |
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38 # whether to skip config or env change checks |
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39 skiphash = False |
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40 """ |
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41 |
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42 from __future__ import absolute_import |
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43 |
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44 import inspect |
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45 import os |
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46 import re |
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47 import socket |
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48 import stat |
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49 import struct |
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50 import time |
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51 |
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52 from .i18n import _ |
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53 from .pycompat import ( |
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54 getattr, |
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55 setattr, |
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56 ) |
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57 |
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58 from . import ( |
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59 commandserver, |
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60 encoding, |
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61 error, |
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62 extensions, |
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63 node, |
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64 pycompat, |
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65 util, |
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66 ) |
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67 |
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68 from .utils import ( |
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69 hashutil, |
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70 procutil, |
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71 stringutil, |
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72 ) |
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73 |
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74 |
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75 def _hashlist(items): |
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76 """return sha1 hexdigest for a list""" |
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77 return node.hex(hashutil.sha1(stringutil.pprint(items)).digest()) |
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78 |
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79 |
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80 # sensitive config sections affecting confighash |
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81 _configsections = [ |
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82 b'alias', # affects global state commands.table |
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83 b'diff-tools', # affects whether gui or not in extdiff's uisetup |
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84 b'eol', # uses setconfig('eol', ...) |
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85 b'extdiff', # uisetup will register new commands |
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86 b'extensions', |
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87 b'fastannotate', # affects annotate command and adds fastannonate cmd |
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88 b'merge-tools', # affects whether gui or not in extdiff's uisetup |
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89 b'schemes', # extsetup will update global hg.schemes |
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90 ] |
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91 |
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92 _configsectionitems = [ |
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93 (b'commands', b'show.aliasprefix'), # show.py reads it in extsetup |
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94 ] |
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95 |
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96 # sensitive environment variables affecting confighash |
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97 _envre = re.compile( |
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98 br'''\A(?: |
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99 CHGHG |
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100 |HG(?:DEMANDIMPORT|EMITWARNINGS|MODULEPOLICY|PROF|RCPATH)? |
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101 |HG(?:ENCODING|PLAIN).* |
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102 |LANG(?:UAGE)? |
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103 |LC_.* |
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104 |LD_.* |
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105 |PATH |
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106 |PYTHON.* |
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107 |TERM(?:INFO)? |
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108 |TZ |
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109 )\Z''', |
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110 re.X, |
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111 ) |
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112 |
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113 |
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114 def _confighash(ui): |
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115 """return a quick hash for detecting config/env changes |
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116 |
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117 confighash is the hash of sensitive config items and environment variables. |
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118 |
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119 for chgserver, it is designed that once confighash changes, the server is |
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120 not qualified to serve its client and should redirect the client to a new |
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121 server. different from mtimehash, confighash change will not mark the |
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122 server outdated and exit since the user can have different configs at the |
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123 same time. |
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124 """ |
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125 sectionitems = [] |
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126 for section in _configsections: |
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127 sectionitems.append(ui.configitems(section)) |
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128 for section, item in _configsectionitems: |
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129 sectionitems.append(ui.config(section, item)) |
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130 sectionhash = _hashlist(sectionitems) |
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131 # If $CHGHG is set, the change to $HG should not trigger a new chg server |
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132 if b'CHGHG' in encoding.environ: |
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133 ignored = {b'HG'} |
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134 else: |
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135 ignored = set() |
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136 envitems = [ |
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137 (k, v) |
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138 for k, v in pycompat.iteritems(encoding.environ) |
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139 if _envre.match(k) and k not in ignored |
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140 ] |
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141 envhash = _hashlist(sorted(envitems)) |
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142 return sectionhash[:6] + envhash[:6] |
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143 |
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144 |
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145 def _getmtimepaths(ui): |
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146 """get a list of paths that should be checked to detect change |
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147 |
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148 The list will include: |
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149 - extensions (will not cover all files for complex extensions) |
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150 - mercurial/__version__.py |
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151 - python binary |
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152 """ |
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153 modules = [m for n, m in extensions.extensions(ui)] |
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154 try: |
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155 from . import __version__ |
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156 |
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157 modules.append(__version__) |
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158 except ImportError: |
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159 pass |
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160 files = [] |
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161 if pycompat.sysexecutable: |
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162 files.append(pycompat.sysexecutable) |
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163 for m in modules: |
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164 try: |
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165 files.append(pycompat.fsencode(inspect.getabsfile(m))) |
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166 except TypeError: |
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167 pass |
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168 return sorted(set(files)) |
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169 |
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170 |
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171 def _mtimehash(paths): |
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172 """return a quick hash for detecting file changes |
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173 |
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174 mtimehash calls stat on given paths and calculate a hash based on size and |
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175 mtime of each file. mtimehash does not read file content because reading is |
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176 expensive. therefore it's not 100% reliable for detecting content changes. |
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177 it's possible to return different hashes for same file contents. |
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178 it's also possible to return a same hash for different file contents for |
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179 some carefully crafted situation. |
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180 |
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181 for chgserver, it is designed that once mtimehash changes, the server is |
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182 considered outdated immediately and should no longer provide service. |
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183 |
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184 mtimehash is not included in confighash because we only know the paths of |
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185 extensions after importing them (there is imp.find_module but that faces |
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186 race conditions). We need to calculate confighash without importing. |
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187 """ |
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188 |
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189 def trystat(path): |
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190 try: |
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191 st = os.stat(path) |
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192 return (st[stat.ST_MTIME], st.st_size) |
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193 except OSError: |
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194 # could be ENOENT, EPERM etc. not fatal in any case |
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195 pass |
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196 |
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197 return _hashlist(pycompat.maplist(trystat, paths))[:12] |
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198 |
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199 |
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200 class hashstate(object): |
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201 """a structure storing confighash, mtimehash, paths used for mtimehash""" |
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202 |
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203 def __init__(self, confighash, mtimehash, mtimepaths): |
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204 self.confighash = confighash |
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205 self.mtimehash = mtimehash |
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206 self.mtimepaths = mtimepaths |
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207 |
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208 @staticmethod |
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209 def fromui(ui, mtimepaths=None): |
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210 if mtimepaths is None: |
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211 mtimepaths = _getmtimepaths(ui) |
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212 confighash = _confighash(ui) |
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213 mtimehash = _mtimehash(mtimepaths) |
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214 ui.log( |
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215 b'cmdserver', |
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216 b'confighash = %s mtimehash = %s\n', |
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217 confighash, |
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218 mtimehash, |
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219 ) |
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220 return hashstate(confighash, mtimehash, mtimepaths) |
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221 |
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222 |
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223 def _newchgui(srcui, csystem, attachio): |
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224 class chgui(srcui.__class__): |
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225 def __init__(self, src=None): |
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226 super(chgui, self).__init__(src) |
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227 if src: |
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228 self._csystem = getattr(src, '_csystem', csystem) |
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229 else: |
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230 self._csystem = csystem |
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231 |
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232 def _runsystem(self, cmd, environ, cwd, out): |
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233 # fallback to the original system method if |
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234 # a. the output stream is not stdout (e.g. stderr, cStringIO), |
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235 # b. or stdout is redirected by protectfinout(), |
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236 # because the chg client is not aware of these situations and |
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237 # will behave differently (i.e. write to stdout). |
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238 if ( |
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239 out is not self.fout |
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240 or not util.safehasattr(self.fout, b'fileno') |
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241 or self.fout.fileno() != procutil.stdout.fileno() |
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242 or self._finoutredirected |
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243 ): |
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244 return procutil.system(cmd, environ=environ, cwd=cwd, out=out) |
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245 self.flush() |
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246 return self._csystem(cmd, procutil.shellenviron(environ), cwd) |
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247 |
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248 def _runpager(self, cmd, env=None): |
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249 self._csystem( |
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250 cmd, |
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251 procutil.shellenviron(env), |
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252 type=b'pager', |
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253 cmdtable={b'attachio': attachio}, |
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254 ) |
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255 return True |
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256 |
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257 return chgui(srcui) |
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258 |
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259 |
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260 def _loadnewui(srcui, args, cdebug): |
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261 from . import dispatch # avoid cycle |
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262 |
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263 newui = srcui.__class__.load() |
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264 for a in [b'fin', b'fout', b'ferr', b'environ']: |
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265 setattr(newui, a, getattr(srcui, a)) |
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266 if util.safehasattr(srcui, b'_csystem'): |
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267 newui._csystem = srcui._csystem |
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268 |
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269 # command line args |
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270 options = dispatch._earlyparseopts(newui, args) |
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271 dispatch._parseconfig(newui, options[b'config']) |
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272 |
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273 # stolen from tortoisehg.util.copydynamicconfig() |
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274 for section, name, value in srcui.walkconfig(): |
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275 source = srcui.configsource(section, name) |
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276 if b':' in source or source == b'--config' or source.startswith(b'$'): |
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277 # path:line or command line, or environ |
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278 continue |
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279 newui.setconfig(section, name, value, source) |
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280 |
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281 # load wd and repo config, copied from dispatch.py |
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282 cwd = options[b'cwd'] |
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283 cwd = cwd and os.path.realpath(cwd) or None |
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284 rpath = options[b'repository'] |
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285 path, newlui = dispatch._getlocal(newui, rpath, wd=cwd) |
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286 |
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287 extensions.populateui(newui) |
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288 commandserver.setuplogging(newui, fp=cdebug) |
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289 if newui is not newlui: |
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290 extensions.populateui(newlui) |
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291 commandserver.setuplogging(newlui, fp=cdebug) |
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292 |
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293 return (newui, newlui) |
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294 |
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295 |
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296 class channeledsystem(object): |
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297 """Propagate ui.system() request in the following format: |
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298 |
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299 payload length (unsigned int), |
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300 type, '\0', |
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301 cmd, '\0', |
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302 cwd, '\0', |
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303 envkey, '=', val, '\0', |
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304 ... |
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305 envkey, '=', val |
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306 |
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307 if type == 'system', waits for: |
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308 |
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309 exitcode length (unsigned int), |
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310 exitcode (int) |
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311 |
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312 if type == 'pager', repetitively waits for a command name ending with '\n' |
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313 and executes it defined by cmdtable, or exits the loop if the command name |
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314 is empty. |
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315 """ |
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316 |
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317 def __init__(self, in_, out, channel): |
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318 self.in_ = in_ |
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319 self.out = out |
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320 self.channel = channel |
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321 |
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322 def __call__(self, cmd, environ, cwd=None, type=b'system', cmdtable=None): |
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323 args = [type, procutil.quotecommand(cmd), os.path.abspath(cwd or b'.')] |
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324 args.extend(b'%s=%s' % (k, v) for k, v in pycompat.iteritems(environ)) |
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325 data = b'\0'.join(args) |
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326 self.out.write(struct.pack(b'>cI', self.channel, len(data))) |
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327 self.out.write(data) |
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328 self.out.flush() |
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329 |
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330 if type == b'system': |
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331 length = self.in_.read(4) |
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332 (length,) = struct.unpack(b'>I', length) |
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333 if length != 4: |
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334 raise error.Abort(_(b'invalid response')) |
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335 (rc,) = struct.unpack(b'>i', self.in_.read(4)) |
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336 return rc |
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337 elif type == b'pager': |
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338 while True: |
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339 cmd = self.in_.readline()[:-1] |
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340 if not cmd: |
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341 break |
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342 if cmdtable and cmd in cmdtable: |
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343 cmdtable[cmd]() |
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344 else: |
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345 raise error.Abort(_(b'unexpected command: %s') % cmd) |
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346 else: |
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347 raise error.ProgrammingError(b'invalid S channel type: %s' % type) |
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348 |
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349 |
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350 _iochannels = [ |
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351 # server.ch, ui.fp, mode |
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352 (b'cin', b'fin', 'rb'), |
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353 (b'cout', b'fout', 'wb'), |
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354 (b'cerr', b'ferr', 'wb'), |
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355 ] |
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356 |
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357 |
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358 class chgcmdserver(commandserver.server): |
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359 def __init__( |
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360 self, ui, repo, fin, fout, sock, prereposetups, hashstate, baseaddress |
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361 ): |
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362 super(chgcmdserver, self).__init__( |
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363 _newchgui(ui, channeledsystem(fin, fout, b'S'), self.attachio), |
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364 repo, |
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365 fin, |
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366 fout, |
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367 prereposetups, |
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368 ) |
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369 self.clientsock = sock |
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370 self._ioattached = False |
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371 self._oldios = [] # original (self.ch, ui.fp, fd) before "attachio" |
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372 self.hashstate = hashstate |
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373 self.baseaddress = baseaddress |
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374 if hashstate is not None: |
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375 self.capabilities = self.capabilities.copy() |
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376 self.capabilities[b'validate'] = chgcmdserver.validate |
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377 |
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378 def cleanup(self): |
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379 super(chgcmdserver, self).cleanup() |
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380 # dispatch._runcatch() does not flush outputs if exception is not |
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381 # handled by dispatch._dispatch() |
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382 self.ui.flush() |
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383 self._restoreio() |
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384 self._ioattached = False |
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385 |
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386 def attachio(self): |
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387 """Attach to client's stdio passed via unix domain socket; all |
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388 channels except cresult will no longer be used |
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389 """ |
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390 # tell client to sendmsg() with 1-byte payload, which makes it |
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391 # distinctive from "attachio\n" command consumed by client.read() |
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392 self.clientsock.sendall(struct.pack(b'>cI', b'I', 1)) |
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393 clientfds = util.recvfds(self.clientsock.fileno()) |
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394 self.ui.log(b'chgserver', b'received fds: %r\n', clientfds) |
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395 |
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396 ui = self.ui |
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397 ui.flush() |
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398 self._saveio() |
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399 for fd, (cn, fn, mode) in zip(clientfds, _iochannels): |
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400 assert fd > 0 |
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401 fp = getattr(ui, fn) |
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402 os.dup2(fd, fp.fileno()) |
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403 os.close(fd) |
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404 if self._ioattached: |
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405 continue |
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406 # reset buffering mode when client is first attached. as we want |
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407 # to see output immediately on pager, the mode stays unchanged |
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408 # when client re-attached. ferr is unchanged because it should |
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409 # be unbuffered no matter if it is a tty or not. |
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410 if fn == b'ferr': |
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411 newfp = fp |
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412 else: |
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413 # make it line buffered explicitly because the default is |
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414 # decided on first write(), where fout could be a pager. |
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415 if fp.isatty(): |
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416 bufsize = 1 # line buffered |
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417 else: |
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418 bufsize = -1 # system default |
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419 newfp = os.fdopen(fp.fileno(), mode, bufsize) |
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420 setattr(ui, fn, newfp) |
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421 setattr(self, cn, newfp) |
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422 |
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423 self._ioattached = True |
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424 self.cresult.write(struct.pack(b'>i', len(clientfds))) |
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425 |
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426 def _saveio(self): |
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427 if self._oldios: |
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428 return |
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429 ui = self.ui |
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430 for cn, fn, _mode in _iochannels: |
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431 ch = getattr(self, cn) |
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432 fp = getattr(ui, fn) |
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433 fd = os.dup(fp.fileno()) |
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434 self._oldios.append((ch, fp, fd)) |
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435 |
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436 def _restoreio(self): |
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437 ui = self.ui |
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438 for (ch, fp, fd), (cn, fn, _mode) in zip(self._oldios, _iochannels): |
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439 newfp = getattr(ui, fn) |
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440 # close newfp while it's associated with client; otherwise it |
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441 # would be closed when newfp is deleted |
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442 if newfp is not fp: |
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443 newfp.close() |
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444 # restore original fd: fp is open again |
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445 os.dup2(fd, fp.fileno()) |
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446 os.close(fd) |
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447 setattr(self, cn, ch) |
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448 setattr(ui, fn, fp) |
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449 del self._oldios[:] |
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450 |
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451 def validate(self): |
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452 """Reload the config and check if the server is up to date |
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453 |
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454 Read a list of '\0' separated arguments. |
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455 Write a non-empty list of '\0' separated instruction strings or '\0' |
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456 if the list is empty. |
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457 An instruction string could be either: |
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458 - "unlink $path", the client should unlink the path to stop the |
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459 outdated server. |
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460 - "redirect $path", the client should attempt to connect to $path |
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461 first. If it does not work, start a new server. It implies |
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462 "reconnect". |
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463 - "exit $n", the client should exit directly with code n. |
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464 This may happen if we cannot parse the config. |
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465 - "reconnect", the client should close the connection and |
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466 reconnect. |
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467 If neither "reconnect" nor "redirect" is included in the instruction |
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468 list, the client can continue with this server after completing all |
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469 the instructions. |
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470 """ |
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471 from . import dispatch # avoid cycle |
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472 |
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473 args = self._readlist() |
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474 try: |
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475 self.ui, lui = _loadnewui(self.ui, args, self.cdebug) |
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476 except error.ParseError as inst: |
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477 dispatch._formatparse(self.ui.warn, inst) |
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478 self.ui.flush() |
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479 self.cresult.write(b'exit 255') |
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480 return |
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481 except error.Abort as inst: |
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482 self.ui.error(_(b"abort: %s\n") % inst) |
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483 if inst.hint: |
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484 self.ui.error(_(b"(%s)\n") % inst.hint) |
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485 self.ui.flush() |
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486 self.cresult.write(b'exit 255') |
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487 return |
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488 newhash = hashstate.fromui(lui, self.hashstate.mtimepaths) |
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489 insts = [] |
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490 if newhash.mtimehash != self.hashstate.mtimehash: |
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491 addr = _hashaddress(self.baseaddress, self.hashstate.confighash) |
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492 insts.append(b'unlink %s' % addr) |
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493 # mtimehash is empty if one or more extensions fail to load. |
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494 # to be compatible with hg, still serve the client this time. |
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495 if self.hashstate.mtimehash: |
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496 insts.append(b'reconnect') |
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497 if newhash.confighash != self.hashstate.confighash: |
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498 addr = _hashaddress(self.baseaddress, newhash.confighash) |
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499 insts.append(b'redirect %s' % addr) |
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500 self.ui.log(b'chgserver', b'validate: %s\n', stringutil.pprint(insts)) |
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501 self.cresult.write(b'\0'.join(insts) or b'\0') |
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502 |
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503 def chdir(self): |
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504 """Change current directory |
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505 |
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506 Note that the behavior of --cwd option is bit different from this. |
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507 It does not affect --config parameter. |
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508 """ |
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509 path = self._readstr() |
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510 if not path: |
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511 return |
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512 self.ui.log(b'chgserver', b"chdir to '%s'\n", path) |
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513 os.chdir(path) |
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514 |
28159 | 515 def setumask(self): |
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516 """Change umask (DEPRECATED)""" |
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517 # BUG: this does not follow the message frame structure, but kept for |
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518 # backward compatibility with old chg clients for some time |
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519 self._setumask(self._read(4)) |
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520 |
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521 def setumask2(self): |
28159 | 522 """Change umask""" |
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523 data = self._readstr() |
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524 if len(data) != 4: |
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525 raise ValueError(b'invalid mask length in setumask2 request') |
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526 self._setumask(data) |
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527 |
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528 def _setumask(self, data): |
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529 mask = struct.unpack(b'>I', data)[0] |
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530 self.ui.log(b'chgserver', b'setumask %r\n', mask) |
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531 util.setumask(mask) |
28159 | 532 |
30644 | 533 def runcommand(self): |
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534 # pager may be attached within the runcommand session, which should |
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535 # be detached at the end of the session. otherwise the pager wouldn't |
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536 # receive EOF. |
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537 globaloldios = self._oldios |
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538 self._oldios = [] |
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539 try: |
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540 return super(chgcmdserver, self).runcommand() |
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541 finally: |
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542 self._restoreio() |
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543 self._oldios = globaloldios |
30644 | 544 |
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545 def setenv(self): |
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546 """Clear and update os.environ |
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547 |
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548 Note that not all variables can make an effect on the running process. |
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549 """ |
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550 l = self._readlist() |
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551 try: |
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552 newenv = dict(s.split(b'=', 1) for s in l) |
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553 except ValueError: |
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554 raise ValueError(b'unexpected value in setenv request') |
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555 self.ui.log(b'chgserver', b'setenv: %r\n', sorted(newenv.keys())) |
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556 |
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557 encoding.environ.clear() |
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558 encoding.environ.update(newenv) |
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559 |
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560 capabilities = commandserver.server.capabilities.copy() |
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561 capabilities.update( |
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562 { |
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563 b'attachio': attachio, |
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564 b'chdir': chdir, |
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565 b'runcommand': runcommand, |
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566 b'setenv': setenv, |
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567 b'setumask': setumask, |
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568 b'setumask2': setumask2, |
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569 } |
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|
570 ) |
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571 |
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572 if util.safehasattr(procutil, b'setprocname'): |
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573 |
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574 def setprocname(self): |
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575 """Change process title""" |
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576 name = self._readstr() |
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577 self.ui.log(b'chgserver', b'setprocname: %r\n', name) |
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578 procutil.setprocname(name) |
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579 |
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580 capabilities[b'setprocname'] = setprocname |
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581 |
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582 |
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|
583 def _tempaddress(address): |
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584 return b'%s.%d.tmp' % (address, os.getpid()) |
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585 |
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586 |
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587 def _hashaddress(address, hashstr): |
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588 # if the basename of address contains '.', use only the left part. this |
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589 # makes it possible for the client to pass 'server.tmp$PID' and follow by |
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590 # an atomic rename to avoid locking when spawning new servers. |
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591 dirname, basename = os.path.split(address) |
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592 basename = basename.split(b'.', 1)[0] |
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593 return b'%s-%s' % (os.path.join(dirname, basename), hashstr) |
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594 |
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595 |
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|
596 class chgunixservicehandler(object): |
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597 """Set of operations for chg services""" |
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598 |
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599 pollinterval = 1 # [sec] |
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600 |
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601 def __init__(self, ui): |
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602 self.ui = ui |
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603 self._idletimeout = ui.configint(b'chgserver', b'idletimeout') |
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604 self._lastactive = time.time() |
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605 |
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606 def bindsocket(self, sock, address): |
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607 self._inithashstate(address) |
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608 self._checkextensions() |
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609 self._bind(sock) |
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610 self._createsymlink() |
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611 # no "listening at" message should be printed to simulate hg behavior |
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612 |
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613 def _inithashstate(self, address): |
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614 self._baseaddress = address |
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615 if self.ui.configbool(b'chgserver', b'skiphash'): |
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616 self._hashstate = None |
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617 self._realaddress = address |
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618 return |
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619 self._hashstate = hashstate.fromui(self.ui) |
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620 self._realaddress = _hashaddress(address, self._hashstate.confighash) |
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621 |
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622 def _checkextensions(self): |
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623 if not self._hashstate: |
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624 return |
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625 if extensions.notloaded(): |
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|
626 # one or more extensions failed to load. mtimehash becomes |
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627 # meaningless because we do not know the paths of those extensions. |
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628 # set mtimehash to an illegal hash value to invalidate the server. |
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629 self._hashstate.mtimehash = b'' |
29545
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|
630 |
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631 def _bind(self, sock): |
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632 # use a unique temp address so we can stat the file and do ownership |
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633 # check later |
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634 tempaddress = _tempaddress(self._realaddress) |
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|
635 util.bindunixsocket(sock, tempaddress) |
29529
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|
636 self._socketstat = os.stat(tempaddress) |
32236
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commandserver: move "listen" responsibility from service to handler
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|
637 sock.listen(socket.SOMAXCONN) |
29529
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638 # rename will replace the old socket file if exists atomically. the |
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639 # old server will detect ownership change and exit. |
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640 util.rename(tempaddress, self._realaddress) |
28223
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641 |
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642 def _createsymlink(self): |
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643 if self._baseaddress == self._realaddress: |
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644 return |
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645 tempaddress = _tempaddress(self._baseaddress) |
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646 os.symlink(os.path.basename(self._realaddress), tempaddress) |
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647 util.rename(tempaddress, self._baseaddress) |
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648 |
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649 def _issocketowner(self): |
28223
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|
650 try: |
36781
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651 st = os.stat(self._realaddress) |
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652 return ( |
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653 st.st_ino == self._socketstat.st_ino |
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654 and st[stat.ST_MTIME] == self._socketstat[stat.ST_MTIME] |
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655 ) |
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|
656 except OSError: |
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|
657 return False |
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|
658 |
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659 def unlinksocket(self, address): |
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660 if not self._issocketowner(): |
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661 return |
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|
662 # it is possible to have a race condition here that we may |
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|
663 # remove another server's socket file. but that's okay |
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|
664 # since that server will detect and exit automatically and |
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|
665 # the client will start a new server on demand. |
31545 | 666 util.tryunlink(self._realaddress) |
28223
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|
667 |
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668 def shouldexit(self): |
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|
669 if not self._issocketowner(): |
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|
670 self.ui.log( |
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|
671 b'chgserver', b'%s is not owned, exiting.\n', self._realaddress |
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|
672 ) |
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673 return True |
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|
674 if time.time() - self._lastactive > self._idletimeout: |
40828
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commandserver: turn server debug messages into logs
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parents:
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changeset
|
675 self.ui.log(b'chgserver', b'being idle too long. exiting.\n') |
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676 return True |
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677 return False |
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|
678 |
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|
679 def newconnection(self): |
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|
680 self._lastactive = time.time() |
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|
681 |
40875
e7110f44ee2d
commandserver: pass around option to hook repo instance creation
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diff
changeset
|
682 def createcmdserver(self, repo, conn, fin, fout, prereposetups): |
43076
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|
683 return chgcmdserver( |
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|
684 self.ui, |
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|
685 repo, |
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|
686 fin, |
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|
687 fout, |
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|
688 conn, |
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|
689 prereposetups, |
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690 self._hashstate, |
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|
691 self._baseaddress, |
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|
692 ) |
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|
693 |
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|
694 |
29546
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changeset
|
695 def chgunixservice(ui, repo, opts): |
33860
3cfc9070245f
demandimport: disable if chg is being used
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diff
changeset
|
696 # CHGINTERNALMARK is set by chg client. It is an indication of things are |
3cfc9070245f
demandimport: disable if chg is being used
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changeset
|
697 # started by chg so other code can do things accordingly, like disabling |
3cfc9070245f
demandimport: disable if chg is being used
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changeset
|
698 # demandimport or detecting chg client started by chg client. When executed |
3cfc9070245f
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|
699 # here, CHGINTERNALMARK is no longer useful and hence dropped to make |
3cfc9070245f
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|
700 # environ cleaner. |
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|
701 if b'CHGINTERNALMARK' in encoding.environ: |
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|
702 del encoding.environ[b'CHGINTERNALMARK'] |
44261
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chg: force-set LC_CTYPE on server start to actual value from the environment
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changeset
|
703 # Python3.7+ "coerces" the LC_CTYPE environment variable to a UTF-8 one if |
04a3ae7aba14
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changeset
|
704 # it thinks the current value is "C". This breaks the hash computation and |
04a3ae7aba14
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changeset
|
705 # causes chg to restart loop. |
04a3ae7aba14
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|
706 if b'CHGORIG_LC_CTYPE' in encoding.environ: |
04a3ae7aba14
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|
707 encoding.environ[b'LC_CTYPE'] = encoding.environ[b'CHGORIG_LC_CTYPE'] |
04a3ae7aba14
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changeset
|
708 del encoding.environ[b'CHGORIG_LC_CTYPE'] |
04a3ae7aba14
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|
709 elif b'CHG_CLEAR_LC_CTYPE' in encoding.environ: |
04a3ae7aba14
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|
710 if b'LC_CTYPE' in encoding.environ: |
04a3ae7aba14
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|
711 del encoding.environ[b'LC_CTYPE'] |
04a3ae7aba14
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changeset
|
712 del encoding.environ[b'CHG_CLEAR_LC_CTYPE'] |
30511
1873563e1ede
chgserver: drop CHGINTERNALMARK by chgunixservice()
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parents:
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diff
changeset
|
713 |
29546
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changeset
|
714 if repo: |
30332
318a24b52eeb
spelling: fixes of non-dictionary words
Mads Kiilerich <madski@unity3d.com>
parents:
29841
diff
changeset
|
715 # one chgserver can serve multiple repos. drop repo information |
43077
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|
716 ui.setconfig(b'bundle', b'mainreporoot', b'', b'repo') |
29547
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|
717 h = chgunixservicehandler(ui) |
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changeset
|
718 return commandserver.unixforkingservice(ui, repo=None, opts=opts, handler=h) |