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annotate hgext/remotefilelog/fileserverclient.py @ 43117:8ff1ecfadcd1

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cleanup: join string literals that are already on one line Thanks to Kyle for noticing this and for providing the regular expression to run on the codebase. This patch has been reviewed by the test suite and they approved of it. # skip-blame: fallout from mass reformatting Differential Revision: https://phab.mercurial-scm.org/D7028
author Martin von Zweigbergk <martinvonz@google.com>
date Tue, 08 Oct 2019 15:06:18 -0700
parents 4aa72cdf616f
children 94670e124d29
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 # fileserverclient.py - client for communicating with the cache process
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2 #
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3 # Copyright 2013 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 from __future__ import absolute_import
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9
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10 import hashlib
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11 import io
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12 import os
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13 import threading
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14 import time
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15 import zlib
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16
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17 from mercurial.i18n import _
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18 from mercurial.node import bin, hex, nullid
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19 from mercurial import (
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20 error,
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21 node,
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22 pycompat,
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23 revlog,
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24 sshpeer,
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25 util,
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26 wireprotov1peer,
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27 )
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28 from mercurial.utils import procutil
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29
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30 from . import (
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31 constants,
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32 contentstore,
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33 metadatastore,
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34 )
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35
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36 _sshv1peer = sshpeer.sshv1peer
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37
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38 # Statistics for debugging
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39 fetchcost = 0
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40 fetches = 0
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41 fetched = 0
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42 fetchmisses = 0
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43
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44 _lfsmod = None
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45
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46
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47 def getcachekey(reponame, file, id):
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48 pathhash = node.hex(hashlib.sha1(file).digest())
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49 return os.path.join(reponame, pathhash[:2], pathhash[2:], id)
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50
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51
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52 def getlocalkey(file, id):
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53 pathhash = node.hex(hashlib.sha1(file).digest())
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54 return os.path.join(pathhash, id)
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55
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56
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57 def peersetup(ui, peer):
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58 class remotefilepeer(peer.__class__):
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59 @wireprotov1peer.batchable
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60 def x_rfl_getfile(self, file, node):
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61 if not self.capable(b'x_rfl_getfile'):
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62 raise error.Abort(
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63 b'configured remotefile server does not support getfile'
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64 )
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65 f = wireprotov1peer.future()
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66 yield {b'file': file, b'node': node}, f
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67 code, data = f.value.split(b'\0', 1)
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68 if int(code):
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69 raise error.LookupError(file, node, data)
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70 yield data
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71
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72 @wireprotov1peer.batchable
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73 def x_rfl_getflogheads(self, path):
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74 if not self.capable(b'x_rfl_getflogheads'):
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75 raise error.Abort(
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76 b'configured remotefile server does not '
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77 b'support getflogheads'
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78 )
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79 f = wireprotov1peer.future()
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80 yield {b'path': path}, f
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81 heads = f.value.split(b'\n') if f.value else []
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82 yield heads
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83
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84 def _updatecallstreamopts(self, command, opts):
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85 if command != b'getbundle':
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86 return
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87 if (
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88 constants.NETWORK_CAP_LEGACY_SSH_GETFILES
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89 not in self.capabilities()
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90 ):
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91 return
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92 if not util.safehasattr(self, '_localrepo'):
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93 return
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94 if (
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95 constants.SHALLOWREPO_REQUIREMENT
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96 not in self._localrepo.requirements
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97 ):
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98 return
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99
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100 bundlecaps = opts.get(b'bundlecaps')
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101 if bundlecaps:
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102 bundlecaps = [bundlecaps]
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103 else:
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104 bundlecaps = []
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105
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106 # shallow, includepattern, and excludepattern are a hacky way of
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107 # carrying over data from the local repo to this getbundle
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108 # command. We need to do it this way because bundle1 getbundle
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109 # doesn't provide any other place we can hook in to manipulate
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110 # getbundle args before it goes across the wire. Once we get rid
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111 # of bundle1, we can use bundle2's _pullbundle2extraprepare to
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112 # do this more cleanly.
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113 bundlecaps.append(constants.BUNDLE2_CAPABLITY)
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114 if self._localrepo.includepattern:
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115 patterns = b'\0'.join(self._localrepo.includepattern)
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116 includecap = b"includepattern=" + patterns
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117 bundlecaps.append(includecap)
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118 if self._localrepo.excludepattern:
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119 patterns = b'\0'.join(self._localrepo.excludepattern)
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120 excludecap = b"excludepattern=" + patterns
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121 bundlecaps.append(excludecap)
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122 opts[b'bundlecaps'] = b','.join(bundlecaps)
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123
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124 def _sendrequest(self, command, args, **opts):
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125 self._updatecallstreamopts(command, args)
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126 return super(remotefilepeer, self)._sendrequest(
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127 command, args, **opts
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128 )
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129
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130 def _callstream(self, command, **opts):
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131 supertype = super(remotefilepeer, self)
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132 if not util.safehasattr(supertype, '_sendrequest'):
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133 self._updatecallstreamopts(command, pycompat.byteskwargs(opts))
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134 return super(remotefilepeer, self)._callstream(command, **opts)
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135
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136 peer.__class__ = remotefilepeer
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137
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138
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139 class cacheconnection(object):
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140 """The connection for communicating with the remote cache. Performs
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141 gets and sets by communicating with an external process that has the
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142 cache-specific implementation.
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143 """
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144
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145 def __init__(self):
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146 self.pipeo = self.pipei = self.pipee = None
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147 self.subprocess = None
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148 self.connected = False
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149
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150 def connect(self, cachecommand):
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151 if self.pipeo:
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152 raise error.Abort(_(b"cache connection already open"))
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153 self.pipei, self.pipeo, self.pipee, self.subprocess = procutil.popen4(
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154 cachecommand
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155 )
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156 self.connected = True
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157
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158 def close(self):
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159 def tryclose(pipe):
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160 try:
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161 pipe.close()
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162 except Exception:
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163 pass
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164
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165 if self.connected:
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166 try:
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167 self.pipei.write(b"exit\n")
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168 except Exception:
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169 pass
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170 tryclose(self.pipei)
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171 self.pipei = None
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172 tryclose(self.pipeo)
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173 self.pipeo = None
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174 tryclose(self.pipee)
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175 self.pipee = None
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176 try:
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177 # Wait for process to terminate, making sure to avoid deadlock.
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178 # See https://docs.python.org/2/library/subprocess.html for
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179 # warnings about wait() and deadlocking.
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180 self.subprocess.communicate()
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181 except Exception:
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182 pass
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183 self.subprocess = None
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184 self.connected = False
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185
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186 def request(self, request, flush=True):
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187 if self.connected:
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188 try:
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189 self.pipei.write(request)
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190 if flush:
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191 self.pipei.flush()
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192 except IOError:
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193 self.close()
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194
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195 def receiveline(self):
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196 if not self.connected:
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197 return None
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198 try:
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199 result = self.pipeo.readline()[:-1]
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200 if not result:
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201 self.close()
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202 except IOError:
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203 self.close()
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204
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205 return result
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206
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207
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208 def _getfilesbatch(
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209 remote, receivemissing, progresstick, missed, idmap, batchsize
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210 ):
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211 # Over http(s), iterbatch is a streamy method and we can start
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212 # looking at results early. This means we send one (potentially
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213 # large) request, but then we show nice progress as we process
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214 # file results, rather than showing chunks of $batchsize in
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215 # progress.
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216 #
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217 # Over ssh, iterbatch isn't streamy because batch() wasn't
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218 # explicitly designed as a streaming method. In the future we
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219 # should probably introduce a streambatch() method upstream and
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220 # use that for this.
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221 with remote.commandexecutor() as e:
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222 futures = []
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223 for m in missed:
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224 futures.append(
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225 e.callcommand(
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226 b'x_rfl_getfile', {b'file': idmap[m], b'node': m[-40:]}
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227 )
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228 )
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229
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230 for i, m in enumerate(missed):
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231 r = futures[i].result()
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232 futures[i] = None # release memory
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233 file_ = idmap[m]
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234 node = m[-40:]
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235 receivemissing(io.BytesIO(b'%d\n%s' % (len(r), r)), file_, node)
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236 progresstick()
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237
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238
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239 def _getfiles_optimistic(
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240 remote, receivemissing, progresstick, missed, idmap, step
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241 ):
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242 remote._callstream(b"x_rfl_getfiles")
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243 i = 0
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244 pipeo = remote._pipeo
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245 pipei = remote._pipei
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246 while i < len(missed):
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247 # issue a batch of requests
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248 start = i
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249 end = min(len(missed), start + step)
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250 i = end
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251 for missingid in missed[start:end]:
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252 # issue new request
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253 versionid = missingid[-40:]
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254 file = idmap[missingid]
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255 sshrequest = b"%s%s\n" % (versionid, file)
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256 pipeo.write(sshrequest)
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257 pipeo.flush()
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258
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diff changeset
259 # receive batch results
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260 for missingid in missed[start:end]:
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261 versionid = missingid[-40:]
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262 file = idmap[missingid]
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parents:
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263 receivemissing(pipei, file, versionid)
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parents:
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264 progresstick()
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265
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266 # End the command
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267 pipeo.write(b'\n')
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268 pipeo.flush()
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269
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270
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271 def _getfiles_threaded(
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272 remote, receivemissing, progresstick, missed, idmap, step
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273 ):
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274 remote._callstream(b"getfiles")
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275 pipeo = remote._pipeo
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276 pipei = remote._pipei
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277
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278 def writer():
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279 for missingid in missed:
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280 versionid = missingid[-40:]
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281 file = idmap[missingid]
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282 sshrequest = b"%s%s\n" % (versionid, file)
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283 pipeo.write(sshrequest)
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284 pipeo.flush()
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285
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286 writerthread = threading.Thread(target=writer)
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287 writerthread.daemon = True
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288 writerthread.start()
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289
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290 for missingid in missed:
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291 versionid = missingid[-40:]
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292 file = idmap[missingid]
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293 receivemissing(pipei, file, versionid)
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294 progresstick()
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295
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296 writerthread.join()
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297 # End the command
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298 pipeo.write(b'\n')
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299 pipeo.flush()
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300
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301
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302 class fileserverclient(object):
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303 """A client for requesting files from the remote file server.
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304 """
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305
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306 def __init__(self, repo):
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307 ui = repo.ui
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308 self.repo = repo
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309 self.ui = ui
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310 self.cacheprocess = ui.config(b"remotefilelog", b"cacheprocess")
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311 if self.cacheprocess:
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diff changeset
312 self.cacheprocess = util.expandpath(self.cacheprocess)
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313
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314 # This option causes remotefilelog to pass the full file path to the
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parents:
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315 # cacheprocess instead of a hashed key.
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316 self.cacheprocesspasspath = ui.configbool(
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317 b"remotefilelog", b"cacheprocess.includepath"
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318 )
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319
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320 self.debugoutput = ui.configbool(b"remotefilelog", b"debug")
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321
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diff changeset
322 self.remotecache = cacheconnection()
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323
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parents:
diff changeset
324 def setstore(self, datastore, historystore, writedata, writehistory):
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diff changeset
325 self.datastore = datastore
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diff changeset
326 self.historystore = historystore
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327 self.writedata = writedata
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diff changeset
328 self.writehistory = writehistory
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parents:
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329
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parents:
diff changeset
330 def _connect(self):
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parents:
diff changeset
331 return self.repo.connectionpool.get(self.repo.fallbackpath)
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332
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diff changeset
333 def request(self, fileids):
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parents:
diff changeset
334 """Takes a list of filename/node pairs and fetches them from the
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Augie Fackler <augie@google.com>
parents:
diff changeset
335 server. Files are stored in the local cache.
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parents:
diff changeset
336 A list of nodes that the server couldn't find is returned.
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diff changeset
337 If the connection fails, an exception is raised.
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parents:
diff changeset
338 """
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Augie Fackler <augie@google.com>
parents:
diff changeset
339 if not self.remotecache.connected:
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parents:
diff changeset
340 self.connect()
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Augie Fackler <augie@google.com>
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diff changeset
341 cache = self.remotecache
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diff changeset
342 writedata = self.writedata
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diff changeset
343
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parents:
diff changeset
344 repo = self.repo
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Martin von Zweigbergk <martinvonz@google.com>
parents: 40846
diff changeset
345 total = len(fileids)
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diff changeset
346 request = b"get\n%d\n" % total
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347 idmap = {}
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Augie Fackler <augie@google.com>
parents:
diff changeset
348 reponame = repo.name
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parents:
diff changeset
349 for file, id in fileids:
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parents:
diff changeset
350 fullid = getcachekey(reponame, file, id)
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diff changeset
351 if self.cacheprocesspasspath:
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352 request += file + b'\0'
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353 request += fullid + b"\n"
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diff changeset
354 idmap[fullid] = file
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parents:
diff changeset
355
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Augie Fackler <augie@google.com>
parents:
diff changeset
356 cache.request(request)
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diff changeset
357
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358 progress = self.ui.makeprogress(_(b'downloading'), total=total)
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parents: 40614
diff changeset
359 progress.update(0)
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360
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Augie Fackler <augie@google.com>
parents:
diff changeset
361 missed = []
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Augie Fackler <augie@google.com>
parents:
diff changeset
362 while True:
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Augie Fackler <augie@google.com>
parents:
diff changeset
363 missingid = cache.receiveline()
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Augie Fackler <augie@google.com>
parents:
diff changeset
364 if not missingid:
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Augie Fackler <augie@google.com>
parents:
diff changeset
365 missedset = set(missed)
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parents: 40612
diff changeset
366 for missingid in idmap:
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parents:
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367 if not missingid in missedset:
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parents:
diff changeset
368 missed.append(missingid)
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369 self.ui.warn(
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diff changeset
370 _(
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371 b"warning: cache connection closed early - "
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diff changeset
372 + b"falling back to server\n"
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diff changeset
373 )
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diff changeset
374 )
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Augie Fackler <augie@google.com>
parents:
diff changeset
375 break
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376 if missingid == b"0":
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parents:
diff changeset
377 break
43077
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
378 if missingid.startswith(b"_hits_"):
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
379 # receive progress reports
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
380 parts = missingid.split(b"_")
40851
74e3df766052 remotefilelog: rely on progress helper for keeping track of position
Martin von Zweigbergk <martinvonz@google.com>
parents: 40850
diff changeset
381 progress.increment(int(parts[2]))
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
382 continue
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
383
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
384 missed.append(missingid)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
385
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
386 global fetchmisses
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
387 fetchmisses += len(missed)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
388
40849
fe0b65ff00e7 remotefilelog: replace a "a=[expr]; b=a[0]" by "b=expr; a = [b]"
Martin von Zweigbergk <martinvonz@google.com>
parents: 40848
diff changeset
389 fromcache = total - len(missed)
40850
fcee112fb7c4 remotefilelog: reduce use of "count" container
Martin von Zweigbergk <martinvonz@google.com>
parents: 40849
diff changeset
390 progress.update(fromcache, total=total)
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
391 self.ui.log(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
392 b"remotefilelog",
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
393 b"remote cache hit rate is %r of %r\n",
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
394 fromcache,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
395 total,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
396 hit=fromcache,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
397 total=total,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
398 )
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
399
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
400 oldumask = os.umask(0o002)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
401 try:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
402 # receive cache misses from master
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
403 if missed:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
404 # When verbose is true, sshpeer prints 'running ssh...'
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
405 # to stdout, which can interfere with some command
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
406 # outputs
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
407 verbose = self.ui.verbose
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
408 self.ui.verbose = False
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
409 try:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
410 with self._connect() as conn:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
411 remote = conn.peer
40508
354acd0dc637 remotefilelog: rename capability for legacy ssh file fetching method
Augie Fackler <augie@google.com>
parents: 40507
diff changeset
412 if remote.capable(
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
413 constants.NETWORK_CAP_LEGACY_SSH_GETFILES
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
414 ):
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
415 if not isinstance(remote, _sshv1peer):
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
416 raise error.Abort(
43117
8ff1ecfadcd1 cleanup: join string literals that are already on one line
Martin von Zweigbergk <martinvonz@google.com>
parents: 43115
diff changeset
417 b'remotefilelog requires ssh servers'
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
418 )
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
419 step = self.ui.configint(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
420 b'remotefilelog', b'getfilesstep'
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
421 )
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
422 getfilestype = self.ui.config(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
423 b'remotefilelog', b'getfilestype'
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
424 )
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
425 if getfilestype == b'threaded':
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
426 _getfiles = _getfiles_threaded
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
427 else:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
428 _getfiles = _getfiles_optimistic
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
429 _getfiles(
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
430 remote,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
431 self.receivemissing,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
432 progress.increment,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
433 missed,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
434 idmap,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
435 step,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
436 )
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
437 elif remote.capable(b"x_rfl_getfile"):
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
438 if remote.capable(b'batch'):
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
439 batchdefault = 100
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
440 else:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
441 batchdefault = 10
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
442 batchsize = self.ui.configint(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
443 b'remotefilelog', b'batchsize', batchdefault
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
444 )
42265
65f3a77223e0 remotefilelog: log when we're about to fetch files
Augie Fackler <augie@google.com>
parents: 42036
diff changeset
445 self.ui.debug(
65f3a77223e0 remotefilelog: log when we're about to fetch files
Augie Fackler <augie@google.com>
parents: 42036
diff changeset
446 b'requesting %d files from '
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
447 b'remotefilelog server...\n' % len(missed)
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
448 )
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
449 _getfilesbatch(
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
450 remote,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
451 self.receivemissing,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
452 progress.increment,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
453 missed,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
454 idmap,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
455 batchsize,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
456 )
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
457 else:
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
458 raise error.Abort(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
459 b"configured remotefilelog server"
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
460 b" does not support remotefilelog"
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
461 )
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
462
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
463 self.ui.log(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
464 b"remotefilefetchlog",
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
465 b"Success\n",
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
466 fetched_files=progress.pos - fromcache,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
467 total_to_fetch=total - fromcache,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
468 )
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
469 except Exception:
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
470 self.ui.log(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
471 b"remotefilefetchlog",
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
472 b"Fail\n",
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
473 fetched_files=progress.pos - fromcache,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
474 total_to_fetch=total - fromcache,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
475 )
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
476 raise
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
477 finally:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
478 self.ui.verbose = verbose
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
479 # send to memcache
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
480 request = b"set\n%d\n%s\n" % (len(missed), b"\n".join(missed))
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
481 cache.request(request)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
482
40846
e58cd7ede1c3 remotefilelog: use progress helper in fileserverclient
Martin von Zweigbergk <martinvonz@google.com>
parents: 40614
diff changeset
483 progress.complete()
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
484
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
485 # mark ourselves as a user of this cache
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
486 writedata.markrepo(self.repo.path)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
487 finally:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
488 os.umask(oldumask)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
489
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
490 def receivemissing(self, pipe, filename, node):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
491 line = pipe.readline()[:-1]
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
492 if not line:
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
493 raise error.ResponseError(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
494 _(b"error downloading file contents:"),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
495 _(b"connection closed early"),
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
496 )
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
497 size = int(line)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
498 data = pipe.read(size)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
499 if len(data) != size:
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
500 raise error.ResponseError(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
501 _(b"error downloading file contents:"),
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
502 _(b"only received %s of %s bytes") % (len(data), size),
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
503 )
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
504
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
505 self.writedata.addremotefilelognode(
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
506 filename, bin(node), zlib.decompress(data)
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
507 )
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
508
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
509 def connect(self):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
510 if self.cacheprocess:
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
511 cmd = b"%s %s" % (self.cacheprocess, self.writedata._path)
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
512 self.remotecache.connect(cmd)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
513 else:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
514 # If no cache process is specified, we fake one that always
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
515 # returns cache misses. This enables tests to run easily
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
516 # and may eventually allow us to be a drop in replacement
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
517 # for the largefiles extension.
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
518 class simplecache(object):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
519 def __init__(self):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
520 self.missingids = []
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
521 self.connected = True
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
522
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
523 def close(self):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
524 pass
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
525
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
526 def request(self, value, flush=True):
43077
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Augie Fackler <augie@google.com>
parents: 43076
diff changeset
527 lines = value.split(b"\n")
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
528 if lines[0] != b"get":
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
529 return
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
530 self.missingids = lines[2:-1]
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
531 self.missingids.append(b'0')
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
532
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
533 def receiveline(self):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
534 if len(self.missingids) > 0:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
535 return self.missingids.pop(0)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
536 return None
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
537
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
538 self.remotecache = simplecache()
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
539
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
540 def close(self):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
541 if fetches:
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
542 msg = (
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
543 b"%d files fetched over %d fetches - "
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
544 + b"(%d misses, %0.2f%% hit ratio) over %0.2fs\n"
43076
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Augie Fackler <augie@google.com>
parents: 42771
diff changeset
545 ) % (
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
546 fetched,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
547 fetches,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
548 fetchmisses,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
549 float(fetched - fetchmisses) / float(fetched) * 100.0,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
550 fetchcost,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
551 )
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
552 if self.debugoutput:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
553 self.ui.warn(msg)
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
554 self.ui.log(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
555 b"remotefilelog.prefetch",
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
556 msg.replace(b"%", b"%%"),
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
557 remotefilelogfetched=fetched,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
558 remotefilelogfetches=fetches,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
559 remotefilelogfetchmisses=fetchmisses,
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
560 remotefilelogfetchtime=fetchcost * 1000,
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
561 )
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
562
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
563 if self.remotecache.connected:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
564 self.remotecache.close()
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
565
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
566 def prefetch(
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
567 self, fileids, force=False, fetchdata=True, fetchhistory=False
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
568 ):
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
569 """downloads the given file versions to the cache
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
570 """
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
571 repo = self.repo
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
572 idstocheck = []
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
573 for file, id in fileids:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
574 # hack
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
575 # - we don't use .hgtags
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
576 # - workingctx produces ids with length 42,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
577 # which we skip since they aren't in any cache
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
578 if (
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
579 file == b'.hgtags'
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
580 or len(id) == 42
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
581 or not repo.shallowmatch(file)
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
582 ):
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
583 continue
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
584
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
585 idstocheck.append((file, bin(id)))
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
586
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
587 datastore = self.datastore
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
588 historystore = self.historystore
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
589 if force:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
590 datastore = contentstore.unioncontentstore(*repo.shareddatastores)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
591 historystore = metadatastore.unionmetadatastore(
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
592 *repo.sharedhistorystores
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
593 )
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
594
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
595 missingids = set()
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
596 if fetchdata:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
597 missingids.update(datastore.getmissing(idstocheck))
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
598 if fetchhistory:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
599 missingids.update(historystore.getmissing(idstocheck))
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
600
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
601 # partition missing nodes into nullid and not-nullid so we can
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
602 # warn about this filtering potentially shadowing bugs.
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
603 nullids = len([None for unused, id in missingids if id == nullid])
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
604 if nullids:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
605 missingids = [(f, id) for f, id in missingids if id != nullid]
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
606 repo.ui.develwarn(
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
607 (
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
608 b'remotefilelog not fetching %d null revs'
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
609 b' - this is likely hiding bugs' % nullids
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
610 ),
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
611 config=b'remotefilelog-ext',
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
612 )
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
613 if missingids:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
614 global fetches, fetched, fetchcost
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
615 fetches += 1
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
616
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
617 # We want to be able to detect excess individual file downloads, so
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
618 # let's log that information for debugging.
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
619 if fetches >= 15 and fetches < 18:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
620 if fetches == 15:
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
621 fetchwarning = self.ui.config(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
622 b'remotefilelog', b'fetchwarning'
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
623 )
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
624 if fetchwarning:
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
625 self.ui.warn(fetchwarning + b'\n')
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
626 self.logstacktrace()
42036
0129bf02fa04 remotefilelog: prefetch files in deterministic order
Martin von Zweigbergk <martinvonz@google.com>
parents: 41759
diff changeset
627 missingids = [(file, hex(id)) for file, id in sorted(missingids)]
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
628 fetched += len(missingids)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
629 start = time.time()
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
630 missingids = self.request(missingids)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
631 if missingids:
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
632 raise error.Abort(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
633 _(b"unable to download %d files") % len(missingids)
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
634 )
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
635 fetchcost += time.time() - start
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
636 self._lfsprefetch(fileids)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
637
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
638 def _lfsprefetch(self, fileids):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
639 if not _lfsmod or not util.safehasattr(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
640 self.repo.svfs, b'lfslocalblobstore'
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
641 ):
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
642 return
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
643 if not _lfsmod.wrapper.candownload(self.repo):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
644 return
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
645 pointers = []
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
646 store = self.repo.svfs.lfslocalblobstore
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
647 for file, id in fileids:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
648 node = bin(id)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
649 rlog = self.repo.file(file)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
650 if rlog.flags(node) & revlog.REVIDX_EXTSTORED:
42771
fdeb4c1d23d5 rawdata: update caller in remotefilelog
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 42265
diff changeset
651 text = rlog.rawdata(node)
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
652 p = _lfsmod.pointer.deserialize(text)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
653 oid = p.oid()
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
654 if not store.has(oid):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
655 pointers.append(p)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
656 if len(pointers) > 0:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
657 self.repo.svfs.lfsremoteblobstore.readbatch(pointers, store)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
658 assert all(store.has(p.oid()) for p in pointers)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
659
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
660 def logstacktrace(self):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
661 import traceback
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
662
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
663 self.ui.log(
43077
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
664 b'remotefilelog',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
665 b'excess remotefilelog fetching:\n%s\n',
687b865b95ad formatting: byteify all mercurial/ and hgext/ string literals
Augie Fackler <augie@google.com>
parents: 43076
diff changeset
666 b''.join(traceback.format_stack()),
43076
2372284d9457 formatting: blacken the codebase
Augie Fackler <augie@google.com>
parents: 42771
diff changeset
667 )