annotate hgext/remotefilelog/fileserverclient.py @ 40846:e58cd7ede1c3

remotefilelog: use progress helper in fileserverclient Differential Revision: https://phab.mercurial-scm.org/D5381
author Martin von Zweigbergk <martinvonz@google.com>
date Wed, 05 Dec 2018 09:30:01 -0800
parents aa588bf40a08
children b34b1b865ef9
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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 def getcachekey(reponame, file, id):
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47 pathhash = node.hex(hashlib.sha1(file).digest())
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48 return os.path.join(reponame, pathhash[:2], pathhash[2:], id)
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49
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50 def getlocalkey(file, id):
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51 pathhash = node.hex(hashlib.sha1(file).digest())
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52 return os.path.join(pathhash, id)
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53
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54 def peersetup(ui, peer):
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55
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56 class remotefilepeer(peer.__class__):
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57 @wireprotov1peer.batchable
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58 def x_rfl_getfile(self, file, node):
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59 if not self.capable('x_rfl_getfile'):
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60 raise error.Abort(
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61 'configured remotefile server does not support getfile')
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62 f = wireprotov1peer.future()
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63 yield {'file': file, 'node': node}, f
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64 code, data = f.value.split('\0', 1)
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65 if int(code):
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66 raise error.LookupError(file, node, data)
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67 yield data
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68
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69 @wireprotov1peer.batchable
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70 def x_rfl_getflogheads(self, path):
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71 if not self.capable('x_rfl_getflogheads'):
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72 raise error.Abort('configured remotefile server does not '
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73 'support getflogheads')
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74 f = wireprotov1peer.future()
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75 yield {'path': path}, f
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76 heads = f.value.split('\n') if f.value else []
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77 yield heads
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78
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79 def _updatecallstreamopts(self, command, opts):
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80 if command != 'getbundle':
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81 return
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82 if (constants.NETWORK_CAP_LEGACY_SSH_GETFILES
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83 not in self.capabilities()):
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84 return
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85 if not util.safehasattr(self, '_localrepo'):
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86 return
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87 if (constants.SHALLOWREPO_REQUIREMENT
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88 not in self._localrepo.requirements):
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89 return
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90
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91 bundlecaps = opts.get('bundlecaps')
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92 if bundlecaps:
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93 bundlecaps = [bundlecaps]
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94 else:
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95 bundlecaps = []
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96
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97 # shallow, includepattern, and excludepattern are a hacky way of
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98 # carrying over data from the local repo to this getbundle
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99 # command. We need to do it this way because bundle1 getbundle
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100 # doesn't provide any other place we can hook in to manipulate
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101 # getbundle args before it goes across the wire. Once we get rid
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102 # of bundle1, we can use bundle2's _pullbundle2extraprepare to
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103 # do this more cleanly.
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104 bundlecaps.append(constants.BUNDLE2_CAPABLITY)
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105 if self._localrepo.includepattern:
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106 patterns = '\0'.join(self._localrepo.includepattern)
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107 includecap = "includepattern=" + patterns
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108 bundlecaps.append(includecap)
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109 if self._localrepo.excludepattern:
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110 patterns = '\0'.join(self._localrepo.excludepattern)
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111 excludecap = "excludepattern=" + patterns
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112 bundlecaps.append(excludecap)
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113 opts['bundlecaps'] = ','.join(bundlecaps)
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114
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115 def _sendrequest(self, command, args, **opts):
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116 self._updatecallstreamopts(command, args)
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117 return super(remotefilepeer, self)._sendrequest(command, args,
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118 **opts)
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119
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120 def _callstream(self, command, **opts):
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121 supertype = super(remotefilepeer, self)
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122 if not util.safehasattr(supertype, '_sendrequest'):
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123 self._updatecallstreamopts(command, pycompat.byteskwargs(opts))
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parents:
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124 return super(remotefilepeer, self)._callstream(command, **opts)
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parents:
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125
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parents:
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126 peer.__class__ = remotefilepeer
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127
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128 class cacheconnection(object):
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parents:
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129 """The connection for communicating with the remote cache. Performs
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130 gets and sets by communicating with an external process that has the
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Augie Fackler <augie@google.com>
parents:
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131 cache-specific implementation.
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132 """
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Augie Fackler <augie@google.com>
parents:
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133 def __init__(self):
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parents:
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134 self.pipeo = self.pipei = self.pipee = None
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135 self.subprocess = None
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136 self.connected = False
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parents:
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137
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138 def connect(self, cachecommand):
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139 if self.pipeo:
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parents:
diff changeset
140 raise error.Abort(_("cache connection already open"))
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parents:
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141 self.pipei, self.pipeo, self.pipee, self.subprocess = \
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parents:
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142 procutil.popen4(cachecommand)
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143 self.connected = True
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144
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145 def close(self):
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146 def tryclose(pipe):
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147 try:
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148 pipe.close()
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149 except Exception:
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150 pass
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151 if self.connected:
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152 try:
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153 self.pipei.write("exit\n")
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154 except Exception:
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155 pass
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parents:
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156 tryclose(self.pipei)
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157 self.pipei = None
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parents:
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158 tryclose(self.pipeo)
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159 self.pipeo = None
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parents:
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160 tryclose(self.pipee)
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161 self.pipee = None
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Augie Fackler <augie@google.com>
parents:
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162 try:
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Augie Fackler <augie@google.com>
parents:
diff changeset
163 # Wait for process to terminate, making sure to avoid deadlock.
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Augie Fackler <augie@google.com>
parents:
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164 # See https://docs.python.org/2/library/subprocess.html for
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Augie Fackler <augie@google.com>
parents:
diff changeset
165 # warnings about wait() and deadlocking.
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parents:
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166 self.subprocess.communicate()
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167 except Exception:
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168 pass
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169 self.subprocess = None
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170 self.connected = False
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parents:
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171
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172 def request(self, request, flush=True):
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parents:
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173 if self.connected:
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parents:
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174 try:
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parents:
diff changeset
175 self.pipei.write(request)
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Augie Fackler <augie@google.com>
parents:
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176 if flush:
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parents:
diff changeset
177 self.pipei.flush()
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parents:
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178 except IOError:
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179 self.close()
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180
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181 def receiveline(self):
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182 if not self.connected:
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183 return None
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parents:
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184 try:
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parents:
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185 result = self.pipeo.readline()[:-1]
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parents:
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186 if not result:
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187 self.close()
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parents:
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188 except IOError:
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189 self.close()
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190
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191 return result
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192
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Augie Fackler <augie@google.com>
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193 def _getfilesbatch(
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parents:
diff changeset
194 remote, receivemissing, progresstick, missed, idmap, batchsize):
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parents:
diff changeset
195 # Over http(s), iterbatch is a streamy method and we can start
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Augie Fackler <augie@google.com>
parents:
diff changeset
196 # looking at results early. This means we send one (potentially
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Augie Fackler <augie@google.com>
parents:
diff changeset
197 # large) request, but then we show nice progress as we process
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Augie Fackler <augie@google.com>
parents:
diff changeset
198 # file results, rather than showing chunks of $batchsize in
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Augie Fackler <augie@google.com>
parents:
diff changeset
199 # progress.
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Augie Fackler <augie@google.com>
parents:
diff changeset
200 #
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Augie Fackler <augie@google.com>
parents:
diff changeset
201 # Over ssh, iterbatch isn't streamy because batch() wasn't
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Augie Fackler <augie@google.com>
parents:
diff changeset
202 # explicitly designed as a streaming method. In the future we
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Augie Fackler <augie@google.com>
parents:
diff changeset
203 # should probably introduce a streambatch() method upstream and
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Augie Fackler <augie@google.com>
parents:
diff changeset
204 # use that for this.
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Augie Fackler <augie@google.com>
parents:
diff changeset
205 with remote.commandexecutor() as e:
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Augie Fackler <augie@google.com>
parents:
diff changeset
206 futures = []
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Augie Fackler <augie@google.com>
parents:
diff changeset
207 for m in missed:
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208 futures.append(e.callcommand('x_rfl_getfile', {
40495
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parents:
diff changeset
209 'file': idmap[m],
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Augie Fackler <augie@google.com>
parents:
diff changeset
210 'node': m[-40:]
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Augie Fackler <augie@google.com>
parents:
diff changeset
211 }))
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Augie Fackler <augie@google.com>
parents:
diff changeset
212
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Augie Fackler <augie@google.com>
parents:
diff changeset
213 for i, m in enumerate(missed):
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Augie Fackler <augie@google.com>
parents:
diff changeset
214 r = futures[i].result()
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Augie Fackler <augie@google.com>
parents:
diff changeset
215 futures[i] = None # release memory
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Augie Fackler <augie@google.com>
parents:
diff changeset
216 file_ = idmap[m]
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Augie Fackler <augie@google.com>
parents:
diff changeset
217 node = m[-40:]
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Augie Fackler <augie@google.com>
parents:
diff changeset
218 receivemissing(io.BytesIO('%d\n%s' % (len(r), r)), file_, node)
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Augie Fackler <augie@google.com>
parents:
diff changeset
219 progresstick()
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Augie Fackler <augie@google.com>
parents:
diff changeset
220
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Augie Fackler <augie@google.com>
parents:
diff changeset
221 def _getfiles_optimistic(
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Augie Fackler <augie@google.com>
parents:
diff changeset
222 remote, receivemissing, progresstick, missed, idmap, step):
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parents: 40510
diff changeset
223 remote._callstream("x_rfl_getfiles")
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Augie Fackler <augie@google.com>
parents:
diff changeset
224 i = 0
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Augie Fackler <augie@google.com>
parents:
diff changeset
225 pipeo = remote._pipeo
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Augie Fackler <augie@google.com>
parents:
diff changeset
226 pipei = remote._pipei
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Augie Fackler <augie@google.com>
parents:
diff changeset
227 while i < len(missed):
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Augie Fackler <augie@google.com>
parents:
diff changeset
228 # issue a batch of requests
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Augie Fackler <augie@google.com>
parents:
diff changeset
229 start = i
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Augie Fackler <augie@google.com>
parents:
diff changeset
230 end = min(len(missed), start + step)
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Augie Fackler <augie@google.com>
parents:
diff changeset
231 i = end
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Augie Fackler <augie@google.com>
parents:
diff changeset
232 for missingid in missed[start:end]:
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Augie Fackler <augie@google.com>
parents:
diff changeset
233 # issue new request
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Augie Fackler <augie@google.com>
parents:
diff changeset
234 versionid = missingid[-40:]
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Augie Fackler <augie@google.com>
parents:
diff changeset
235 file = idmap[missingid]
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Augie Fackler <augie@google.com>
parents:
diff changeset
236 sshrequest = "%s%s\n" % (versionid, file)
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Augie Fackler <augie@google.com>
parents:
diff changeset
237 pipeo.write(sshrequest)
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Augie Fackler <augie@google.com>
parents:
diff changeset
238 pipeo.flush()
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Augie Fackler <augie@google.com>
parents:
diff changeset
239
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Augie Fackler <augie@google.com>
parents:
diff changeset
240 # receive batch results
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Augie Fackler <augie@google.com>
parents:
diff changeset
241 for missingid in missed[start:end]:
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Augie Fackler <augie@google.com>
parents:
diff changeset
242 versionid = missingid[-40:]
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Augie Fackler <augie@google.com>
parents:
diff changeset
243 file = idmap[missingid]
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parents:
diff changeset
244 receivemissing(pipei, file, versionid)
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Augie Fackler <augie@google.com>
parents:
diff changeset
245 progresstick()
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Augie Fackler <augie@google.com>
parents:
diff changeset
246
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Augie Fackler <augie@google.com>
parents:
diff changeset
247 # End the command
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diff changeset
248 pipeo.write('\n')
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parents:
diff changeset
249 pipeo.flush()
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parents:
diff changeset
250
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parents:
diff changeset
251 def _getfiles_threaded(
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parents:
diff changeset
252 remote, receivemissing, progresstick, missed, idmap, step):
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parents:
diff changeset
253 remote._callstream("getfiles")
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parents:
diff changeset
254 pipeo = remote._pipeo
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parents:
diff changeset
255 pipei = remote._pipei
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parents:
diff changeset
256
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diff changeset
257 def writer():
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parents:
diff changeset
258 for missingid in missed:
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Augie Fackler <augie@google.com>
parents:
diff changeset
259 versionid = missingid[-40:]
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parents:
diff changeset
260 file = idmap[missingid]
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parents:
diff changeset
261 sshrequest = "%s%s\n" % (versionid, file)
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parents:
diff changeset
262 pipeo.write(sshrequest)
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parents:
diff changeset
263 pipeo.flush()
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parents:
diff changeset
264 writerthread = threading.Thread(target=writer)
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parents:
diff changeset
265 writerthread.daemon = True
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parents:
diff changeset
266 writerthread.start()
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parents:
diff changeset
267
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diff changeset
268 for missingid in missed:
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parents:
diff changeset
269 versionid = missingid[-40:]
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parents:
diff changeset
270 file = idmap[missingid]
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parents:
diff changeset
271 receivemissing(pipei, file, versionid)
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parents:
diff changeset
272 progresstick()
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273
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parents:
diff changeset
274 writerthread.join()
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parents:
diff changeset
275 # End the command
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parents:
diff changeset
276 pipeo.write('\n')
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parents:
diff changeset
277 pipeo.flush()
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278
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279 class fileserverclient(object):
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parents:
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280 """A client for requesting files from the remote file server.
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281 """
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diff changeset
282 def __init__(self, repo):
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283 ui = repo.ui
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parents:
diff changeset
284 self.repo = repo
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285 self.ui = ui
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parents:
diff changeset
286 self.cacheprocess = ui.config("remotefilelog", "cacheprocess")
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diff changeset
287 if self.cacheprocess:
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parents:
diff changeset
288 self.cacheprocess = util.expandpath(self.cacheprocess)
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289
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diff changeset
290 # This option causes remotefilelog to pass the full file path to the
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Augie Fackler <augie@google.com>
parents:
diff changeset
291 # cacheprocess instead of a hashed key.
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parents:
diff changeset
292 self.cacheprocesspasspath = ui.configbool(
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parents:
diff changeset
293 "remotefilelog", "cacheprocess.includepath")
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diff changeset
294
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diff changeset
295 self.debugoutput = ui.configbool("remotefilelog", "debug")
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parents:
diff changeset
296
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Augie Fackler <augie@google.com>
parents:
diff changeset
297 self.remotecache = cacheconnection()
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diff changeset
298
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Augie Fackler <augie@google.com>
parents:
diff changeset
299 def setstore(self, datastore, historystore, writedata, writehistory):
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parents:
diff changeset
300 self.datastore = datastore
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Augie Fackler <augie@google.com>
parents:
diff changeset
301 self.historystore = historystore
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parents:
diff changeset
302 self.writedata = writedata
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Augie Fackler <augie@google.com>
parents:
diff changeset
303 self.writehistory = writehistory
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parents:
diff changeset
304
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Augie Fackler <augie@google.com>
parents:
diff changeset
305 def _connect(self):
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Augie Fackler <augie@google.com>
parents:
diff changeset
306 return self.repo.connectionpool.get(self.repo.fallbackpath)
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Augie Fackler <augie@google.com>
parents:
diff changeset
307
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Augie Fackler <augie@google.com>
parents:
diff changeset
308 def request(self, fileids):
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Augie Fackler <augie@google.com>
parents:
diff changeset
309 """Takes a list of filename/node pairs and fetches them from the
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Augie Fackler <augie@google.com>
parents:
diff changeset
310 server. Files are stored in the local cache.
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parents:
diff changeset
311 A list of nodes that the server couldn't find is returned.
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parents:
diff changeset
312 If the connection fails, an exception is raised.
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Augie Fackler <augie@google.com>
parents:
diff changeset
313 """
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Augie Fackler <augie@google.com>
parents:
diff changeset
314 if not self.remotecache.connected:
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parents:
diff changeset
315 self.connect()
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Augie Fackler <augie@google.com>
parents:
diff changeset
316 cache = self.remotecache
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parents:
diff changeset
317 writedata = self.writedata
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parents:
diff changeset
318
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Augie Fackler <augie@google.com>
parents:
diff changeset
319 repo = self.repo
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Augie Fackler <augie@google.com>
parents:
diff changeset
320 count = len(fileids)
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Augie Fackler <augie@google.com>
parents:
diff changeset
321 request = "get\n%d\n" % count
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Augie Fackler <augie@google.com>
parents:
diff changeset
322 idmap = {}
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Augie Fackler <augie@google.com>
parents:
diff changeset
323 reponame = repo.name
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Augie Fackler <augie@google.com>
parents:
diff changeset
324 for file, id in fileids:
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Augie Fackler <augie@google.com>
parents:
diff changeset
325 fullid = getcachekey(reponame, file, id)
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Augie Fackler <augie@google.com>
parents:
diff changeset
326 if self.cacheprocesspasspath:
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Augie Fackler <augie@google.com>
parents:
diff changeset
327 request += file + '\0'
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
328 request += fullid + "\n"
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Augie Fackler <augie@google.com>
parents:
diff changeset
329 idmap[fullid] = file
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Augie Fackler <augie@google.com>
parents:
diff changeset
330
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
331 cache.request(request)
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Augie Fackler <augie@google.com>
parents:
diff changeset
332
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
333 total = count
40846
e58cd7ede1c3 remotefilelog: use progress helper in fileserverclient
Martin von Zweigbergk <martinvonz@google.com>
parents: 40614
diff changeset
334 progress = self.ui.makeprogress(_('downloading'), total=count)
e58cd7ede1c3 remotefilelog: use progress helper in fileserverclient
Martin von Zweigbergk <martinvonz@google.com>
parents: 40614
diff changeset
335 progress.update(0)
40495
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Augie Fackler <augie@google.com>
parents:
diff changeset
336
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Augie Fackler <augie@google.com>
parents:
diff changeset
337 missed = []
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Augie Fackler <augie@google.com>
parents:
diff changeset
338 count = 0
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Augie Fackler <augie@google.com>
parents:
diff changeset
339 while True:
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Augie Fackler <augie@google.com>
parents:
diff changeset
340 missingid = cache.receiveline()
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Augie Fackler <augie@google.com>
parents:
diff changeset
341 if not missingid:
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Augie Fackler <augie@google.com>
parents:
diff changeset
342 missedset = set(missed)
40613
9769e0f6ffe0 py3: don't use dict.iterkeys()
Pulkit Goyal <pulkit@yandex-team.ru>
parents: 40612
diff changeset
343 for missingid in idmap:
40495
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Augie Fackler <augie@google.com>
parents:
diff changeset
344 if not missingid in missedset:
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Augie Fackler <augie@google.com>
parents:
diff changeset
345 missed.append(missingid)
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Augie Fackler <augie@google.com>
parents:
diff changeset
346 self.ui.warn(_("warning: cache connection closed early - " +
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
347 "falling back to server\n"))
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Augie Fackler <augie@google.com>
parents:
diff changeset
348 break
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
349 if missingid == "0":
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Augie Fackler <augie@google.com>
parents:
diff changeset
350 break
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Augie Fackler <augie@google.com>
parents:
diff changeset
351 if missingid.startswith("_hits_"):
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Augie Fackler <augie@google.com>
parents:
diff changeset
352 # receive progress reports
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Augie Fackler <augie@google.com>
parents:
diff changeset
353 parts = missingid.split("_")
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Augie Fackler <augie@google.com>
parents:
diff changeset
354 count += int(parts[2])
40846
e58cd7ede1c3 remotefilelog: use progress helper in fileserverclient
Martin von Zweigbergk <martinvonz@google.com>
parents: 40614
diff changeset
355 progress.update(count)
40495
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Augie Fackler <augie@google.com>
parents:
diff changeset
356 continue
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Augie Fackler <augie@google.com>
parents:
diff changeset
357
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
358 missed.append(missingid)
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Augie Fackler <augie@google.com>
parents:
diff changeset
359
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
360 global fetchmisses
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Augie Fackler <augie@google.com>
parents:
diff changeset
361 fetchmisses += len(missed)
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Augie Fackler <augie@google.com>
parents:
diff changeset
362
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
363 count = [total - len(missed)]
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Augie Fackler <augie@google.com>
parents:
diff changeset
364 fromcache = count[0]
40846
e58cd7ede1c3 remotefilelog: use progress helper in fileserverclient
Martin von Zweigbergk <martinvonz@google.com>
parents: 40614
diff changeset
365 progress.update(count[0], total=total)
40495
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Augie Fackler <augie@google.com>
parents:
diff changeset
366 self.ui.log("remotefilelog", "remote cache hit rate is %r of %r\n",
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
367 count[0], total, hit=count[0], total=total)
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Augie Fackler <augie@google.com>
parents:
diff changeset
368
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
369 oldumask = os.umask(0o002)
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Augie Fackler <augie@google.com>
parents:
diff changeset
370 try:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
371 # receive cache misses from master
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Augie Fackler <augie@google.com>
parents:
diff changeset
372 if missed:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
373 def progresstick():
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
374 count[0] += 1
40846
e58cd7ede1c3 remotefilelog: use progress helper in fileserverclient
Martin von Zweigbergk <martinvonz@google.com>
parents: 40614
diff changeset
375 progress.update(count[0])
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
376 # 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
377 # 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
378 # outputs
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
379 verbose = self.ui.verbose
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
380 self.ui.verbose = False
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
381 try:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
382 with self._connect() as conn:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
383 remote = conn.peer
40508
354acd0dc637 remotefilelog: rename capability for legacy ssh file fetching method
Augie Fackler <augie@google.com>
parents: 40507
diff changeset
384 if remote.capable(
354acd0dc637 remotefilelog: rename capability for legacy ssh file fetching method
Augie Fackler <augie@google.com>
parents: 40507
diff changeset
385 constants.NETWORK_CAP_LEGACY_SSH_GETFILES):
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
386 if not isinstance(remote, _sshv1peer):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
387 raise error.Abort('remotefilelog requires ssh '
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
388 'servers')
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
389 step = self.ui.configint('remotefilelog',
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
390 'getfilesstep')
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
391 getfilestype = self.ui.config('remotefilelog',
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
392 'getfilestype')
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
393 if getfilestype == 'threaded':
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
394 _getfiles = _getfiles_threaded
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
395 else:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
396 _getfiles = _getfiles_optimistic
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
397 _getfiles(remote, self.receivemissing, progresstick,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
398 missed, idmap, step)
40511
466dd4d70bff remotefilelog: rename wireproto methods and remaining capabilities
Augie Fackler <augie@google.com>
parents: 40510
diff changeset
399 elif remote.capable("x_rfl_getfile"):
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
400 if remote.capable('batch'):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
401 batchdefault = 100
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
402 else:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
403 batchdefault = 10
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
404 batchsize = self.ui.configint(
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
405 'remotefilelog', 'batchsize', batchdefault)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
406 _getfilesbatch(
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
407 remote, self.receivemissing, progresstick,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
408 missed, idmap, batchsize)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
409 else:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
410 raise error.Abort("configured remotefilelog server"
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
411 " does not support remotefilelog")
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
412
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
413 self.ui.log("remotefilefetchlog",
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
414 "Success\n",
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
415 fetched_files = count[0] - fromcache,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
416 total_to_fetch = total - fromcache)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
417 except Exception:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
418 self.ui.log("remotefilefetchlog",
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
419 "Fail\n",
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
420 fetched_files = count[0] - fromcache,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
421 total_to_fetch = total - fromcache)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
422 raise
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
423 finally:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
424 self.ui.verbose = verbose
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
425 # send to memcache
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
426 count[0] = len(missed)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
427 request = "set\n%d\n%s\n" % (count[0], "\n".join(missed))
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
428 cache.request(request)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
429
40846
e58cd7ede1c3 remotefilelog: use progress helper in fileserverclient
Martin von Zweigbergk <martinvonz@google.com>
parents: 40614
diff changeset
430 progress.complete()
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
431
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
432 # 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
433 writedata.markrepo(self.repo.path)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
434 finally:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
435 os.umask(oldumask)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
436
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
437 def receivemissing(self, pipe, filename, node):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
438 line = pipe.readline()[:-1]
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
439 if not line:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
440 raise error.ResponseError(_("error downloading file contents:"),
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
441 _("connection closed early"))
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
442 size = int(line)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
443 data = pipe.read(size)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
444 if len(data) != size:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
445 raise error.ResponseError(_("error downloading file contents:"),
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
446 _("only received %s of %s bytes")
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
447 % (len(data), size))
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
448
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
449 self.writedata.addremotefilelognode(filename, bin(node),
40507
e2a1584e9e3f remotefilelog: rip out lz4 support
Augie Fackler <augie@google.com>
parents: 40502
diff changeset
450 zlib.decompress(data))
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
451
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
452 def connect(self):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
453 if self.cacheprocess:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
454 cmd = "%s %s" % (self.cacheprocess, self.writedata._path)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
455 self.remotecache.connect(cmd)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
456 else:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
457 # 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
458 # 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
459 # 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
460 # for the largefiles extension.
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
461 class simplecache(object):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
462 def __init__(self):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
463 self.missingids = []
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
464 self.connected = True
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
465
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
466 def close(self):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
467 pass
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
468
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
469 def request(self, value, flush=True):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
470 lines = value.split("\n")
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
471 if lines[0] != "get":
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
472 return
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
473 self.missingids = lines[2:-1]
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
474 self.missingids.append('0')
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
475
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
476 def receiveline(self):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
477 if len(self.missingids) > 0:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
478 return self.missingids.pop(0)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
479 return None
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
480
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
481 self.remotecache = simplecache()
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
482
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
483 def close(self):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
484 if fetches:
40614
aa588bf40a08 py3: add b suffix to make sure file is opened in bytes mode
Pulkit Goyal <pulkit@yandex-team.ru>
parents: 40613
diff changeset
485 msg = ("%d files fetched over %d fetches - " +
40495
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
486 "(%d misses, %0.2f%% hit ratio) over %0.2fs\n") % (
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
487 fetched,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
488 fetches,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
489 fetchmisses,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
490 float(fetched - fetchmisses) / float(fetched) * 100.0,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
491 fetchcost)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
492 if self.debugoutput:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
493 self.ui.warn(msg)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
494 self.ui.log("remotefilelog.prefetch", msg.replace("%", "%%"),
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
495 remotefilelogfetched=fetched,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
496 remotefilelogfetches=fetches,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
497 remotefilelogfetchmisses=fetchmisses,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
498 remotefilelogfetchtime=fetchcost * 1000)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
499
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
500 if self.remotecache.connected:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
501 self.remotecache.close()
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
502
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
503 def prefetch(self, fileids, force=False, fetchdata=True,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
504 fetchhistory=False):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
505 """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
506 """
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
507 repo = self.repo
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
508 idstocheck = []
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
509 for file, id in fileids:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
510 # hack
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
511 # - we don't use .hgtags
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
512 # - workingctx produces ids with length 42,
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
513 # which we skip since they aren't in any cache
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
514 if (file == '.hgtags' or len(id) == 42
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
515 or not repo.shallowmatch(file)):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
516 continue
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
517
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
518 idstocheck.append((file, bin(id)))
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
519
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
520 datastore = self.datastore
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
521 historystore = self.historystore
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
522 if force:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
523 datastore = contentstore.unioncontentstore(*repo.shareddatastores)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
524 historystore = metadatastore.unionmetadatastore(
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
525 *repo.sharedhistorystores)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
526
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
527 missingids = set()
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
528 if fetchdata:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
529 missingids.update(datastore.getmissing(idstocheck))
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
530 if fetchhistory:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
531 missingids.update(historystore.getmissing(idstocheck))
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 # 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
534 # 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
535 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
536 if nullids:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
537 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
538 repo.ui.develwarn(
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
539 ('remotefilelog not fetching %d null revs'
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
540 ' - this is likely hiding bugs' % nullids),
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
541 config='remotefilelog-ext')
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
542 if missingids:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
543 global fetches, fetched, fetchcost
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
544 fetches += 1
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
545
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
546 # 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
547 # 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
548 if fetches >= 15 and fetches < 18:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
549 if fetches == 15:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
550 fetchwarning = self.ui.config('remotefilelog',
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
551 'fetchwarning')
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
552 if fetchwarning:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
553 self.ui.warn(fetchwarning + '\n')
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
554 self.logstacktrace()
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
555 missingids = [(file, hex(id)) for file, id in missingids]
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
556 fetched += len(missingids)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
557 start = time.time()
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
558 missingids = self.request(missingids)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
559 if missingids:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
560 raise error.Abort(_("unable to download %d files") %
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
561 len(missingids))
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
562 fetchcost += time.time() - start
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
563 self._lfsprefetch(fileids)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
564
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
565 def _lfsprefetch(self, fileids):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
566 if not _lfsmod or not util.safehasattr(
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
567 self.repo.svfs, 'lfslocalblobstore'):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
568 return
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
569 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
570 return
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
571 pointers = []
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
572 store = self.repo.svfs.lfslocalblobstore
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 node = bin(id)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
575 rlog = self.repo.file(file)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
576 if rlog.flags(node) & revlog.REVIDX_EXTSTORED:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
577 text = rlog.revision(node, raw=True)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
578 p = _lfsmod.pointer.deserialize(text)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
579 oid = p.oid()
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
580 if not store.has(oid):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
581 pointers.append(p)
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
582 if len(pointers) > 0:
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
583 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
584 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
585
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
586 def logstacktrace(self):
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
587 import traceback
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
588 self.ui.log('remotefilelog', 'excess remotefilelog fetching:\n%s\n',
3a333a582d7b remotefilelog: import pruned-down remotefilelog extension from hg-experimental
Augie Fackler <augie@google.com>
parents:
diff changeset
589 ''.join(traceback.format_stack()))