Mercurial > hg
annotate mercurial/exchange.py @ 26061:be8a4e0800d8
reachableroots: use baseset lazy sorting
smartset sorting is lazy (so faster in some case) and better (informs that the
set is sorted allowing some optimisation). So we rely on it directly.
Some test output are updated because we now have more information (ordering).
author | Pierre-Yves David <pierre-yves.david@fb.com> |
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date | Thu, 20 Aug 2015 17:23:21 -0700 |
parents | 6805a4f76cda |
children | 327d09f0b5d4 |
rev | line source |
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1 # exchange.py - utility to exchange data between repos. |
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2 # |
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3 # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
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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 import time |
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9 from i18n import _ |
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10 from node import hex, nullid |
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11 import errno, urllib |
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12 import util, scmutil, changegroup, base85, error, store |
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13 import discovery, phases, obsolete, bookmarks as bookmod, bundle2, pushkey |
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14 import lock as lockmod |
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15 import tags |
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16 |
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17 def readbundle(ui, fh, fname, vfs=None): |
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18 header = changegroup.readexactly(fh, 4) |
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19 |
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20 alg = None |
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21 if not fname: |
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22 fname = "stream" |
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23 if not header.startswith('HG') and header.startswith('\0'): |
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24 fh = changegroup.headerlessfixup(fh, header) |
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25 header = "HG10" |
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26 alg = 'UN' |
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27 elif vfs: |
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28 fname = vfs.join(fname) |
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29 |
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30 magic, version = header[0:2], header[2:4] |
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31 |
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32 if magic != 'HG': |
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33 raise util.Abort(_('%s: not a Mercurial bundle') % fname) |
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34 if version == '10': |
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35 if alg is None: |
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36 alg = changegroup.readexactly(fh, 2) |
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37 return changegroup.cg1unpacker(fh, alg) |
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38 elif version.startswith('2'): |
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39 return bundle2.getunbundler(ui, fh, magicstring=magic + version) |
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40 else: |
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41 raise util.Abort(_('%s: unknown bundle version %s') % (fname, version)) |
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42 |
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43 def buildobsmarkerspart(bundler, markers): |
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44 """add an obsmarker part to the bundler with <markers> |
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45 |
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46 No part is created if markers is empty. |
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47 Raises ValueError if the bundler doesn't support any known obsmarker format. |
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48 """ |
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49 if markers: |
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50 remoteversions = bundle2.obsmarkersversion(bundler.capabilities) |
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51 version = obsolete.commonversion(remoteversions) |
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52 if version is None: |
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53 raise ValueError('bundler do not support common obsmarker format') |
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54 stream = obsolete.encodemarkers(markers, True, version=version) |
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55 return bundler.newpart('obsmarkers', data=stream) |
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56 return None |
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57 |
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58 def _canusebundle2(op): |
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59 """return true if a pull/push can use bundle2 |
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60 |
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61 Feel free to nuke this function when we drop the experimental option""" |
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62 return (op.repo.ui.configbool('experimental', 'bundle2-exp', True) |
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63 and op.remote.capable('bundle2')) |
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64 |
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65 |
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66 class pushoperation(object): |
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67 """A object that represent a single push operation |
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68 |
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69 It purpose is to carry push related state and very common operation. |
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70 |
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71 A new should be created at the beginning of each push and discarded |
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72 afterward. |
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73 """ |
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74 |
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75 def __init__(self, repo, remote, force=False, revs=None, newbranch=False, |
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76 bookmarks=()): |
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77 # repo we push from |
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78 self.repo = repo |
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79 self.ui = repo.ui |
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80 # repo we push to |
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81 self.remote = remote |
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82 # force option provided |
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83 self.force = force |
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84 # revs to be pushed (None is "all") |
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85 self.revs = revs |
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86 # bookmark explicitly pushed |
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87 self.bookmarks = bookmarks |
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88 # allow push of new branch |
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89 self.newbranch = newbranch |
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90 # did a local lock get acquired? |
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91 self.locallocked = None |
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92 # step already performed |
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93 # (used to check what steps have been already performed through bundle2) |
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94 self.stepsdone = set() |
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95 # Integer version of the changegroup push result |
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96 # - None means nothing to push |
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97 # - 0 means HTTP error |
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98 # - 1 means we pushed and remote head count is unchanged *or* |
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99 # we have outgoing changesets but refused to push |
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100 # - other values as described by addchangegroup() |
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101 self.cgresult = None |
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102 # Boolean value for the bookmark push |
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103 self.bkresult = None |
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104 # discover.outgoing object (contains common and outgoing data) |
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105 self.outgoing = None |
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106 # all remote heads before the push |
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107 self.remoteheads = None |
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108 # testable as a boolean indicating if any nodes are missing locally. |
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109 self.incoming = None |
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110 # phases changes that must be pushed along side the changesets |
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111 self.outdatedphases = None |
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112 # phases changes that must be pushed if changeset push fails |
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113 self.fallbackoutdatedphases = None |
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114 # outgoing obsmarkers |
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115 self.outobsmarkers = set() |
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116 # outgoing bookmarks |
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117 self.outbookmarks = [] |
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118 # transaction manager |
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119 self.trmanager = None |
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120 # map { pushkey partid -> callback handling failure} |
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121 # used to handle exception from mandatory pushkey part failure |
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122 self.pkfailcb = {} |
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123 |
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124 @util.propertycache |
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125 def futureheads(self): |
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126 """future remote heads if the changeset push succeeds""" |
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127 return self.outgoing.missingheads |
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128 |
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129 @util.propertycache |
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130 def fallbackheads(self): |
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131 """future remote heads if the changeset push fails""" |
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132 if self.revs is None: |
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133 # not target to push, all common are relevant |
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134 return self.outgoing.commonheads |
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135 unfi = self.repo.unfiltered() |
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136 # I want cheads = heads(::missingheads and ::commonheads) |
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137 # (missingheads is revs with secret changeset filtered out) |
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138 # |
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139 # This can be expressed as: |
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140 # cheads = ( (missingheads and ::commonheads) |
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141 # + (commonheads and ::missingheads))" |
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142 # ) |
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143 # |
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144 # while trying to push we already computed the following: |
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145 # common = (::commonheads) |
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146 # missing = ((commonheads::missingheads) - commonheads) |
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147 # |
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148 # We can pick: |
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149 # * missingheads part of common (::commonheads) |
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150 common = set(self.outgoing.common) |
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151 nm = self.repo.changelog.nodemap |
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152 cheads = [node for node in self.revs if nm[node] in common] |
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153 # and |
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154 # * commonheads parents on missing |
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155 revset = unfi.set('%ln and parents(roots(%ln))', |
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156 self.outgoing.commonheads, |
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157 self.outgoing.missing) |
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158 cheads.extend(c.node() for c in revset) |
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159 return cheads |
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160 |
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161 @property |
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162 def commonheads(self): |
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163 """set of all common heads after changeset bundle push""" |
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164 if self.cgresult: |
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165 return self.futureheads |
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166 else: |
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167 return self.fallbackheads |
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168 |
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169 # mapping of message used when pushing bookmark |
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170 bookmsgmap = {'update': (_("updating bookmark %s\n"), |
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171 _('updating bookmark %s failed!\n')), |
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172 'export': (_("exporting bookmark %s\n"), |
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173 _('exporting bookmark %s failed!\n')), |
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174 'delete': (_("deleting remote bookmark %s\n"), |
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175 _('deleting remote bookmark %s failed!\n')), |
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176 } |
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177 |
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178 |
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179 def push(repo, remote, force=False, revs=None, newbranch=False, bookmarks=()): |
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180 '''Push outgoing changesets (limited by revs) from a local |
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181 repository to remote. Return an integer: |
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182 - None means nothing to push |
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183 - 0 means HTTP error |
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184 - 1 means we pushed and remote head count is unchanged *or* |
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185 we have outgoing changesets but refused to push |
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186 - other values as described by addchangegroup() |
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187 ''' |
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188 pushop = pushoperation(repo, remote, force, revs, newbranch, bookmarks) |
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189 if pushop.remote.local(): |
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190 missing = (set(pushop.repo.requirements) |
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191 - pushop.remote.local().supported) |
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192 if missing: |
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193 msg = _("required features are not" |
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194 " supported in the destination:" |
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195 " %s") % (', '.join(sorted(missing))) |
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196 raise util.Abort(msg) |
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197 |
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198 # there are two ways to push to remote repo: |
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199 # |
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200 # addchangegroup assumes local user can lock remote |
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201 # repo (local filesystem, old ssh servers). |
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202 # |
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203 # unbundle assumes local user cannot lock remote repo (new ssh |
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204 # servers, http servers). |
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205 |
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206 if not pushop.remote.canpush(): |
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207 raise util.Abort(_("destination does not support push")) |
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208 # get local lock as we might write phase data |
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209 localwlock = locallock = None |
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210 try: |
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211 # bundle2 push may receive a reply bundle touching bookmarks or other |
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212 # things requiring the wlock. Take it now to ensure proper ordering. |
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213 maypushback = pushop.ui.configbool('experimental', 'bundle2.pushback') |
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214 if _canusebundle2(pushop) and maypushback: |
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215 localwlock = pushop.repo.wlock() |
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216 locallock = pushop.repo.lock() |
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217 pushop.locallocked = True |
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218 except IOError as err: |
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219 pushop.locallocked = False |
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220 if err.errno != errno.EACCES: |
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221 raise |
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222 # source repo cannot be locked. |
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223 # We do not abort the push, but just disable the local phase |
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224 # synchronisation. |
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225 msg = 'cannot lock source repository: %s\n' % err |
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226 pushop.ui.debug(msg) |
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227 try: |
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228 if pushop.locallocked: |
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229 pushop.trmanager = transactionmanager(repo, |
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230 'push-response', |
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231 pushop.remote.url()) |
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232 pushop.repo.checkpush(pushop) |
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233 lock = None |
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234 unbundle = pushop.remote.capable('unbundle') |
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235 if not unbundle: |
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236 lock = pushop.remote.lock() |
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237 try: |
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238 _pushdiscovery(pushop) |
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239 if _canusebundle2(pushop): |
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240 _pushbundle2(pushop) |
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241 _pushchangeset(pushop) |
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242 _pushsyncphase(pushop) |
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243 _pushobsolete(pushop) |
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244 _pushbookmark(pushop) |
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245 finally: |
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246 if lock is not None: |
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247 lock.release() |
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248 if pushop.trmanager: |
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249 pushop.trmanager.close() |
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250 finally: |
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251 if pushop.trmanager: |
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252 pushop.trmanager.release() |
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253 if locallock is not None: |
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254 locallock.release() |
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255 if localwlock is not None: |
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256 localwlock.release() |
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257 |
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258 return pushop |
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259 |
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260 # list of steps to perform discovery before push |
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261 pushdiscoveryorder = [] |
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262 |
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263 # Mapping between step name and function |
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264 # |
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265 # This exists to help extensions wrap steps if necessary |
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266 pushdiscoverymapping = {} |
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267 |
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268 def pushdiscovery(stepname): |
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269 """decorator for function performing discovery before push |
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270 |
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271 The function is added to the step -> function mapping and appended to the |
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272 list of steps. Beware that decorated function will be added in order (this |
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273 may matter). |
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274 |
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275 You can only use this decorator for a new step, if you want to wrap a step |
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276 from an extension, change the pushdiscovery dictionary directly.""" |
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277 def dec(func): |
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278 assert stepname not in pushdiscoverymapping |
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279 pushdiscoverymapping[stepname] = func |
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280 pushdiscoveryorder.append(stepname) |
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281 return func |
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282 return dec |
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283 |
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284 def _pushdiscovery(pushop): |
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285 """Run all discovery steps""" |
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286 for stepname in pushdiscoveryorder: |
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287 step = pushdiscoverymapping[stepname] |
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288 step(pushop) |
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289 |
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290 @pushdiscovery('changeset') |
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291 def _pushdiscoverychangeset(pushop): |
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292 """discover the changeset that need to be pushed""" |
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293 fci = discovery.findcommonincoming |
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294 commoninc = fci(pushop.repo, pushop.remote, force=pushop.force) |
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295 common, inc, remoteheads = commoninc |
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296 fco = discovery.findcommonoutgoing |
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297 outgoing = fco(pushop.repo, pushop.remote, onlyheads=pushop.revs, |
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298 commoninc=commoninc, force=pushop.force) |
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299 pushop.outgoing = outgoing |
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300 pushop.remoteheads = remoteheads |
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301 pushop.incoming = inc |
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302 |
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303 @pushdiscovery('phase') |
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304 def _pushdiscoveryphase(pushop): |
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305 """discover the phase that needs to be pushed |
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306 |
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307 (computed for both success and failure case for changesets push)""" |
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308 outgoing = pushop.outgoing |
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309 unfi = pushop.repo.unfiltered() |
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310 remotephases = pushop.remote.listkeys('phases') |
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311 publishing = remotephases.get('publishing', False) |
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312 if (pushop.ui.configbool('ui', '_usedassubrepo', False) |
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313 and remotephases # server supports phases |
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314 and not pushop.outgoing.missing # no changesets to be pushed |
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315 and publishing): |
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316 # When: |
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317 # - this is a subrepo push |
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318 # - and remote support phase |
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319 # - and no changeset are to be pushed |
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320 # - and remote is publishing |
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321 # We may be in issue 3871 case! |
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322 # We drop the possible phase synchronisation done by |
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323 # courtesy to publish changesets possibly locally draft |
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324 # on the remote. |
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325 remotephases = {'publishing': 'True'} |
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326 ana = phases.analyzeremotephases(pushop.repo, |
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327 pushop.fallbackheads, |
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328 remotephases) |
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329 pheads, droots = ana |
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330 extracond = '' |
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331 if not publishing: |
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332 extracond = ' and public()' |
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333 revset = 'heads((%%ln::%%ln) %s)' % extracond |
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334 # Get the list of all revs draft on remote by public here. |
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335 # XXX Beware that revset break if droots is not strictly |
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336 # XXX root we may want to ensure it is but it is costly |
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337 fallback = list(unfi.set(revset, droots, pushop.fallbackheads)) |
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338 if not outgoing.missing: |
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339 future = fallback |
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340 else: |
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341 # adds changeset we are going to push as draft |
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342 # |
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343 # should not be necessary for publishing server, but because of an |
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344 # issue fixed in xxxxx we have to do it anyway. |
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345 fdroots = list(unfi.set('roots(%ln + %ln::)', |
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346 outgoing.missing, droots)) |
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347 fdroots = [f.node() for f in fdroots] |
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348 future = list(unfi.set(revset, fdroots, pushop.futureheads)) |
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349 pushop.outdatedphases = future |
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350 pushop.fallbackoutdatedphases = fallback |
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351 |
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352 @pushdiscovery('obsmarker') |
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353 def _pushdiscoveryobsmarkers(pushop): |
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354 if (obsolete.isenabled(pushop.repo, obsolete.exchangeopt) |
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355 and pushop.repo.obsstore |
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356 and 'obsolete' in pushop.remote.listkeys('namespaces')): |
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357 repo = pushop.repo |
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358 # very naive computation, that can be quite expensive on big repo. |
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359 # However: evolution is currently slow on them anyway. |
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360 nodes = (c.node() for c in repo.set('::%ln', pushop.futureheads)) |
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361 pushop.outobsmarkers = pushop.repo.obsstore.relevantmarkers(nodes) |
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362 |
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363 @pushdiscovery('bookmarks') |
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364 def _pushdiscoverybookmarks(pushop): |
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365 ui = pushop.ui |
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366 repo = pushop.repo.unfiltered() |
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367 remote = pushop.remote |
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368 ui.debug("checking for updated bookmarks\n") |
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369 ancestors = () |
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370 if pushop.revs: |
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371 revnums = map(repo.changelog.rev, pushop.revs) |
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372 ancestors = repo.changelog.ancestors(revnums, inclusive=True) |
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373 remotebookmark = remote.listkeys('bookmarks') |
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374 |
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375 explicit = set(pushop.bookmarks) |
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376 |
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377 comp = bookmod.compare(repo, repo._bookmarks, remotebookmark, srchex=hex) |
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378 addsrc, adddst, advsrc, advdst, diverge, differ, invalid, same = comp |
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379 for b, scid, dcid in advsrc: |
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380 if b in explicit: |
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381 explicit.remove(b) |
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382 if not ancestors or repo[scid].rev() in ancestors: |
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383 pushop.outbookmarks.append((b, dcid, scid)) |
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384 # search added bookmark |
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385 for b, scid, dcid in addsrc: |
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386 if b in explicit: |
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387 explicit.remove(b) |
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388 pushop.outbookmarks.append((b, '', scid)) |
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389 # search for overwritten bookmark |
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390 for b, scid, dcid in advdst + diverge + differ: |
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391 if b in explicit: |
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392 explicit.remove(b) |
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393 pushop.outbookmarks.append((b, dcid, scid)) |
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394 # search for bookmark to delete |
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395 for b, scid, dcid in adddst: |
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396 if b in explicit: |
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397 explicit.remove(b) |
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398 # treat as "deleted locally" |
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399 pushop.outbookmarks.append((b, dcid, '')) |
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400 # identical bookmarks shouldn't get reported |
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401 for b, scid, dcid in same: |
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402 if b in explicit: |
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403 explicit.remove(b) |
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404 |
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405 if explicit: |
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406 explicit = sorted(explicit) |
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407 # we should probably list all of them |
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408 ui.warn(_('bookmark %s does not exist on the local ' |
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409 'or remote repository!\n') % explicit[0]) |
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410 pushop.bkresult = 2 |
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411 |
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412 pushop.outbookmarks.sort() |
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413 |
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414 def _pushcheckoutgoing(pushop): |
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415 outgoing = pushop.outgoing |
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416 unfi = pushop.repo.unfiltered() |
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417 if not outgoing.missing: |
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418 # nothing to push |
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419 scmutil.nochangesfound(unfi.ui, unfi, outgoing.excluded) |
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420 return False |
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421 # something to push |
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422 if not pushop.force: |
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423 # if repo.obsstore == False --> no obsolete |
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424 # then, save the iteration |
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425 if unfi.obsstore: |
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426 # this message are here for 80 char limit reason |
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427 mso = _("push includes obsolete changeset: %s!") |
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428 mst = {"unstable": _("push includes unstable changeset: %s!"), |
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429 "bumped": _("push includes bumped changeset: %s!"), |
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430 "divergent": _("push includes divergent changeset: %s!")} |
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431 # If we are to push if there is at least one |
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432 # obsolete or unstable changeset in missing, at |
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433 # least one of the missinghead will be obsolete or |
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434 # unstable. So checking heads only is ok |
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435 for node in outgoing.missingheads: |
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436 ctx = unfi[node] |
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437 if ctx.obsolete(): |
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438 raise util.Abort(mso % ctx) |
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439 elif ctx.troubled(): |
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440 raise util.Abort(mst[ctx.troubles()[0]] % ctx) |
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441 |
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442 # internal config: bookmarks.pushing |
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443 newbm = pushop.ui.configlist('bookmarks', 'pushing') |
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444 discovery.checkheads(unfi, pushop.remote, outgoing, |
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445 pushop.remoteheads, |
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446 pushop.newbranch, |
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447 bool(pushop.incoming), |
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448 newbm) |
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449 return True |
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450 |
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451 # List of names of steps to perform for an outgoing bundle2, order matters. |
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452 b2partsgenorder = [] |
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453 |
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454 # Mapping between step name and function |
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455 # |
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456 # This exists to help extensions wrap steps if necessary |
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457 b2partsgenmapping = {} |
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458 |
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459 def b2partsgenerator(stepname, idx=None): |
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460 """decorator for function generating bundle2 part |
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461 |
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462 The function is added to the step -> function mapping and appended to the |
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463 list of steps. Beware that decorated functions will be added in order |
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464 (this may matter). |
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465 |
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466 You can only use this decorator for new steps, if you want to wrap a step |
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467 from an extension, attack the b2partsgenmapping dictionary directly.""" |
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468 def dec(func): |
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469 assert stepname not in b2partsgenmapping |
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470 b2partsgenmapping[stepname] = func |
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471 if idx is None: |
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472 b2partsgenorder.append(stepname) |
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473 else: |
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474 b2partsgenorder.insert(idx, stepname) |
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475 return func |
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476 return dec |
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477 |
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478 @b2partsgenerator('changeset') |
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479 def _pushb2ctx(pushop, bundler): |
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480 """handle changegroup push through bundle2 |
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481 |
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482 addchangegroup result is stored in the ``pushop.cgresult`` attribute. |
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483 """ |
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484 if 'changesets' in pushop.stepsdone: |
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485 return |
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486 pushop.stepsdone.add('changesets') |
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487 # Send known heads to the server for race detection. |
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488 if not _pushcheckoutgoing(pushop): |
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489 return |
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490 pushop.repo.prepushoutgoinghooks(pushop.repo, |
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491 pushop.remote, |
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492 pushop.outgoing) |
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493 if not pushop.force: |
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494 bundler.newpart('check:heads', data=iter(pushop.remoteheads)) |
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495 b2caps = bundle2.bundle2caps(pushop.remote) |
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496 version = None |
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497 cgversions = b2caps.get('changegroup') |
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498 if not cgversions: # 3.1 and 3.2 ship with an empty value |
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499 cg = changegroup.getlocalchangegroupraw(pushop.repo, 'push', |
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500 pushop.outgoing) |
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501 else: |
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502 cgversions = [v for v in cgversions if v in changegroup.packermap] |
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503 if not cgversions: |
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504 raise ValueError(_('no common changegroup version')) |
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505 version = max(cgversions) |
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506 cg = changegroup.getlocalchangegroupraw(pushop.repo, 'push', |
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507 pushop.outgoing, |
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508 version=version) |
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509 cgpart = bundler.newpart('changegroup', data=cg) |
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510 if version is not None: |
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511 cgpart.addparam('version', version) |
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512 def handlereply(op): |
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513 """extract addchangegroup returns from server reply""" |
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514 cgreplies = op.records.getreplies(cgpart.id) |
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515 assert len(cgreplies['changegroup']) == 1 |
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516 pushop.cgresult = cgreplies['changegroup'][0]['return'] |
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517 return handlereply |
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518 |
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519 @b2partsgenerator('phase') |
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520 def _pushb2phases(pushop, bundler): |
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521 """handle phase push through bundle2""" |
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522 if 'phases' in pushop.stepsdone: |
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523 return |
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524 b2caps = bundle2.bundle2caps(pushop.remote) |
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525 if not 'pushkey' in b2caps: |
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526 return |
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527 pushop.stepsdone.add('phases') |
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528 part2node = [] |
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529 |
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530 def handlefailure(pushop, exc): |
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531 targetid = int(exc.partid) |
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532 for partid, node in part2node: |
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533 if partid == targetid: |
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534 raise error.Abort(_('updating %s to public failed') % node) |
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535 |
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536 enc = pushkey.encode |
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537 for newremotehead in pushop.outdatedphases: |
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538 part = bundler.newpart('pushkey') |
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539 part.addparam('namespace', enc('phases')) |
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540 part.addparam('key', enc(newremotehead.hex())) |
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|
541 part.addparam('old', enc(str(phases.draft))) |
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|
542 part.addparam('new', enc(str(phases.public))) |
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|
543 part2node.append((part.id, newremotehead)) |
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|
544 pushop.pkfailcb[part.id] = handlefailure |
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545 |
22020
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546 def handlereply(op): |
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547 for partid, node in part2node: |
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548 partrep = op.records.getreplies(partid) |
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549 results = partrep['pushkey'] |
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550 assert len(results) <= 1 |
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551 msg = None |
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552 if not results: |
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553 msg = _('server ignored update of %s to public!\n') % node |
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554 elif not int(results[0]['return']): |
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|
555 msg = _('updating %s to public failed!\n') % node |
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556 if msg is not None: |
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|
557 pushop.ui.warn(msg) |
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558 return handlereply |
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559 |
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560 @b2partsgenerator('obsmarkers') |
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561 def _pushb2obsmarkers(pushop, bundler): |
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562 if 'obsmarkers' in pushop.stepsdone: |
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563 return |
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564 remoteversions = bundle2.obsmarkersversion(bundler.capabilities) |
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565 if obsolete.commonversion(remoteversions) is None: |
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566 return |
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567 pushop.stepsdone.add('obsmarkers') |
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568 if pushop.outobsmarkers: |
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|
569 markers = sorted(pushop.outobsmarkers) |
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570 buildobsmarkerspart(bundler, markers) |
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571 |
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572 @b2partsgenerator('bookmarks') |
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573 def _pushb2bookmarks(pushop, bundler): |
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574 """handle bookmark push through bundle2""" |
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575 if 'bookmarks' in pushop.stepsdone: |
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576 return |
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577 b2caps = bundle2.bundle2caps(pushop.remote) |
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578 if 'pushkey' not in b2caps: |
22242
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579 return |
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580 pushop.stepsdone.add('bookmarks') |
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581 part2book = [] |
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|
582 enc = pushkey.encode |
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583 |
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584 def handlefailure(pushop, exc): |
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585 targetid = int(exc.partid) |
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586 for partid, book, action in part2book: |
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587 if partid == targetid: |
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588 raise error.Abort(bookmsgmap[action][1].rstrip() % book) |
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589 # we should not be called for part we did not generated |
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590 assert False |
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591 |
22242
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592 for book, old, new in pushop.outbookmarks: |
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593 part = bundler.newpart('pushkey') |
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594 part.addparam('namespace', enc('bookmarks')) |
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595 part.addparam('key', enc(book)) |
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596 part.addparam('old', enc(old)) |
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597 part.addparam('new', enc(new)) |
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598 action = 'update' |
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599 if not old: |
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600 action = 'export' |
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601 elif not new: |
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602 action = 'delete' |
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603 part2book.append((part.id, book, action)) |
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604 pushop.pkfailcb[part.id] = handlefailure |
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|
605 |
22242
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|
606 def handlereply(op): |
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607 ui = pushop.ui |
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|
608 for partid, book, action in part2book: |
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609 partrep = op.records.getreplies(partid) |
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610 results = partrep['pushkey'] |
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611 assert len(results) <= 1 |
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612 if not results: |
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613 pushop.ui.warn(_('server ignored bookmark %s update\n') % book) |
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614 else: |
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615 ret = int(results[0]['return']) |
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616 if ret: |
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617 ui.status(bookmsgmap[action][0] % book) |
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618 else: |
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|
619 ui.warn(bookmsgmap[action][1] % book) |
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diff
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|
620 if pushop.bkresult is not None: |
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|
621 pushop.bkresult = 1 |
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622 return handlereply |
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|
623 |
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|
624 |
21061
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|
625 def _pushbundle2(pushop): |
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|
626 """push data to the remote using bundle2 |
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|
627 |
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changeset
|
628 The only currently supported type of data is changegroup but this will |
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changeset
|
629 evolve in the future.""" |
21644
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diff
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|
630 bundler = bundle2.bundle20(pushop.ui, bundle2.bundle2caps(pushop.remote)) |
23439
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diff
changeset
|
631 pushback = (pushop.trmanager |
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|
632 and pushop.ui.configbool('experimental', 'bundle2.pushback')) |
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diff
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|
633 |
21142
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diff
changeset
|
634 # create reply capability |
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|
635 capsblob = bundle2.encodecaps(bundle2.getrepocaps(pushop.repo, |
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changeset
|
636 allowpushback=pushback)) |
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|
637 bundler.newpart('replycaps', data=capsblob) |
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|
638 replyhandlers = [] |
22017
7986e99bb69a
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diff
changeset
|
639 for partgenname in b2partsgenorder: |
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diff
changeset
|
640 partgen = b2partsgenmapping[partgenname] |
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|
641 ret = partgen(pushop, bundler) |
21941
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21906
diff
changeset
|
642 if callable(ret): |
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|
643 replyhandlers.append(ret) |
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diff
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|
644 # do not push if nothing to push |
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diff
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|
645 if bundler.nbparts <= 1: |
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646 return |
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647 stream = util.chunkbuffer(bundler.getchunks()) |
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648 try: |
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649 try: |
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650 reply = pushop.remote.unbundle(stream, ['force'], 'push') |
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651 except error.BundleValueError as exc: |
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652 raise util.Abort('missing support for %s' % exc) |
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653 try: |
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654 trgetter = None |
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655 if pushback: |
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656 trgetter = pushop.trmanager.transaction |
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657 op = bundle2.processbundle(pushop.repo, reply, trgetter) |
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658 except error.BundleValueError as exc: |
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659 raise util.Abort('missing support for %s' % exc) |
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660 except error.PushkeyFailed as exc: |
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661 partid = int(exc.partid) |
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662 if partid not in pushop.pkfailcb: |
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663 raise |
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664 pushop.pkfailcb[partid](pushop, exc) |
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665 for rephand in replyhandlers: |
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666 rephand(op) |
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667 |
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668 def _pushchangeset(pushop): |
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669 """Make the actual push of changeset bundle to remote repo""" |
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670 if 'changesets' in pushop.stepsdone: |
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671 return |
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672 pushop.stepsdone.add('changesets') |
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673 if not _pushcheckoutgoing(pushop): |
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674 return |
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675 pushop.repo.prepushoutgoinghooks(pushop.repo, |
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676 pushop.remote, |
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677 pushop.outgoing) |
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678 outgoing = pushop.outgoing |
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679 unbundle = pushop.remote.capable('unbundle') |
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680 # TODO: get bundlecaps from remote |
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681 bundlecaps = None |
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682 # create a changegroup from local |
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683 if pushop.revs is None and not (outgoing.excluded |
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684 or pushop.repo.changelog.filteredrevs): |
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685 # push everything, |
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686 # use the fast path, no race possible on push |
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687 bundler = changegroup.cg1packer(pushop.repo, bundlecaps) |
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688 cg = changegroup.getsubset(pushop.repo, |
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689 outgoing, |
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690 bundler, |
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691 'push', |
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|
692 fastpath=True) |
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693 else: |
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694 cg = changegroup.getlocalchangegroup(pushop.repo, 'push', outgoing, |
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|
695 bundlecaps) |
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696 |
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697 # apply changegroup to remote |
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698 if unbundle: |
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699 # local repo finds heads on server, finds out what |
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700 # revs it must push. once revs transferred, if server |
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701 # finds it has different heads (someone else won |
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702 # commit/push race), server aborts. |
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703 if pushop.force: |
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|
704 remoteheads = ['force'] |
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705 else: |
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|
706 remoteheads = pushop.remoteheads |
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|
707 # ssh: return remote's addchangegroup() |
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|
708 # http: return remote's addchangegroup() or 0 for error |
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|
709 pushop.cgresult = pushop.remote.unbundle(cg, remoteheads, |
21761
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Matt Mackall <mpm@selenic.com>
parents:
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|
710 pushop.repo.url()) |
20463
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|
711 else: |
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|
712 # we return an integer indicating remote head count |
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|
713 # change |
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714 pushop.cgresult = pushop.remote.addchangegroup(cg, 'push', |
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|
715 pushop.repo.url()) |
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|
716 |
20441
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|
717 def _pushsyncphase(pushop): |
21024
7731a2281cf0
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parents:
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|
718 """synchronise phase information locally and remotely""" |
20468
7d0bbb6dd730
push: extract new common set computation from phase synchronisation
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|
719 cheads = pushop.commonheads |
20441
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720 # even when we don't push, exchanging phase data is useful |
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721 remotephases = pushop.remote.listkeys('phases') |
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|
722 if (pushop.ui.configbool('ui', '_usedassubrepo', False) |
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|
723 and remotephases # server supports phases |
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|
724 and pushop.cgresult is None # nothing was pushed |
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|
725 and remotephases.get('publishing', False)): |
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|
726 # When: |
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|
727 # - this is a subrepo push |
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|
728 # - and remote support phase |
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|
729 # - and no changeset was pushed |
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730 # - and remote is publishing |
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|
731 # We may be in issue 3871 case! |
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|
732 # We drop the possible phase synchronisation done by |
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|
733 # courtesy to publish changesets possibly locally draft |
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|
734 # on the remote. |
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|
735 remotephases = {'publishing': 'True'} |
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parents:
21005
diff
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|
736 if not remotephases: # old server or public only reply from non-publishing |
20441
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|
737 _localphasemove(pushop, cheads) |
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|
738 # don't push any phase data as there is nothing to push |
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739 else: |
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diff
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|
740 ana = phases.analyzeremotephases(pushop.repo, cheads, |
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changeset
|
741 remotephases) |
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|
742 pheads, droots = ana |
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|
743 ### Apply remote phase on local |
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|
744 if remotephases.get('publishing', False): |
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|
745 _localphasemove(pushop, cheads) |
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|
746 else: # publish = False |
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|
747 _localphasemove(pushop, pheads) |
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|
748 _localphasemove(pushop, cheads, phases.draft) |
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|
749 ### Apply local phase on remote |
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|
750 |
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changeset
|
751 if pushop.cgresult: |
22020
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
752 if 'phases' in pushop.stepsdone: |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
753 # phases already pushed though bundle2 |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
754 return |
22019
9fcf772f15ff
push: perform phases discovery before the push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22018
diff
changeset
|
755 outdated = pushop.outdatedphases |
9fcf772f15ff
push: perform phases discovery before the push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22018
diff
changeset
|
756 else: |
9fcf772f15ff
push: perform phases discovery before the push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22018
diff
changeset
|
757 outdated = pushop.fallbackoutdatedphases |
9fcf772f15ff
push: perform phases discovery before the push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22018
diff
changeset
|
758 |
22020
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
759 pushop.stepsdone.add('phases') |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
760 |
22019
9fcf772f15ff
push: perform phases discovery before the push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22018
diff
changeset
|
761 # filter heads already turned public by the push |
9fcf772f15ff
push: perform phases discovery before the push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22018
diff
changeset
|
762 outdated = [c for c in outdated if c.node() not in pheads] |
23376
2e65da5f80df
push: stop independent usage of bundle2 in syncphase (issue4454)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23082
diff
changeset
|
763 # fallback to independent pushkey command |
2e65da5f80df
push: stop independent usage of bundle2 in syncphase (issue4454)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23082
diff
changeset
|
764 for newremotehead in outdated: |
2e65da5f80df
push: stop independent usage of bundle2 in syncphase (issue4454)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23082
diff
changeset
|
765 r = pushop.remote.pushkey('phases', |
2e65da5f80df
push: stop independent usage of bundle2 in syncphase (issue4454)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23082
diff
changeset
|
766 newremotehead.hex(), |
2e65da5f80df
push: stop independent usage of bundle2 in syncphase (issue4454)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23082
diff
changeset
|
767 str(phases.draft), |
2e65da5f80df
push: stop independent usage of bundle2 in syncphase (issue4454)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23082
diff
changeset
|
768 str(phases.public)) |
2e65da5f80df
push: stop independent usage of bundle2 in syncphase (issue4454)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23082
diff
changeset
|
769 if not r: |
2e65da5f80df
push: stop independent usage of bundle2 in syncphase (issue4454)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23082
diff
changeset
|
770 pushop.ui.warn(_('updating %s to public failed!\n') |
2e65da5f80df
push: stop independent usage of bundle2 in syncphase (issue4454)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23082
diff
changeset
|
771 % newremotehead) |
20441
eca9d5375606
push: move phases synchronisation function in its own function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20440
diff
changeset
|
772 |
20438
2b5ab0d11327
push: move local phase move in a normal function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20437
diff
changeset
|
773 def _localphasemove(pushop, nodes, phase=phases.public): |
2b5ab0d11327
push: move local phase move in a normal function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20437
diff
changeset
|
774 """move <nodes> to <phase> in the local source repo""" |
23437
94e2862dbcfb
push: elevate phase transaction to cover entire operation
Eric Sumner <ericsumner@fb.com>
parents:
23436
diff
changeset
|
775 if pushop.trmanager: |
94e2862dbcfb
push: elevate phase transaction to cover entire operation
Eric Sumner <ericsumner@fb.com>
parents:
23436
diff
changeset
|
776 phases.advanceboundary(pushop.repo, |
94e2862dbcfb
push: elevate phase transaction to cover entire operation
Eric Sumner <ericsumner@fb.com>
parents:
23436
diff
changeset
|
777 pushop.trmanager.transaction(), |
94e2862dbcfb
push: elevate phase transaction to cover entire operation
Eric Sumner <ericsumner@fb.com>
parents:
23436
diff
changeset
|
778 phase, |
94e2862dbcfb
push: elevate phase transaction to cover entire operation
Eric Sumner <ericsumner@fb.com>
parents:
23436
diff
changeset
|
779 nodes) |
20438
2b5ab0d11327
push: move local phase move in a normal function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20437
diff
changeset
|
780 else: |
2b5ab0d11327
push: move local phase move in a normal function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20437
diff
changeset
|
781 # repo is not locked, do not change any phases! |
2b5ab0d11327
push: move local phase move in a normal function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20437
diff
changeset
|
782 # Informs the user that phases should have been moved when |
2b5ab0d11327
push: move local phase move in a normal function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20437
diff
changeset
|
783 # applicable. |
2b5ab0d11327
push: move local phase move in a normal function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20437
diff
changeset
|
784 actualmoves = [n for n in nodes if phase < pushop.repo[n].phase()] |
2b5ab0d11327
push: move local phase move in a normal function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20437
diff
changeset
|
785 phasestr = phases.phasenames[phase] |
2b5ab0d11327
push: move local phase move in a normal function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20437
diff
changeset
|
786 if actualmoves: |
2b5ab0d11327
push: move local phase move in a normal function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20437
diff
changeset
|
787 pushop.ui.status(_('cannot lock source repo, skipping ' |
2b5ab0d11327
push: move local phase move in a normal function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20437
diff
changeset
|
788 'local %s phase update\n') % phasestr) |
2b5ab0d11327
push: move local phase move in a normal function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20437
diff
changeset
|
789 |
20433
6af248474224
push: feed pushoperation object to _pushobsolete function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20432
diff
changeset
|
790 def _pushobsolete(pushop): |
20434
e009e59e4566
push: drop now outdated comment
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20433
diff
changeset
|
791 """utility function to push obsolete markers to a remote""" |
22036
f1528ef123f4
push: use stepsdone for obsmarkers push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22035
diff
changeset
|
792 if 'obsmarkers' in pushop.stepsdone: |
f1528ef123f4
push: use stepsdone for obsmarkers push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22035
diff
changeset
|
793 return |
20433
6af248474224
push: feed pushoperation object to _pushobsolete function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20432
diff
changeset
|
794 repo = pushop.repo |
6af248474224
push: feed pushoperation object to _pushobsolete function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20432
diff
changeset
|
795 remote = pushop.remote |
22036
f1528ef123f4
push: use stepsdone for obsmarkers push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22035
diff
changeset
|
796 pushop.stepsdone.add('obsmarkers') |
22350
6d113cc7a31a
push: only push obsmarkers relevant to the "pushed subset"
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22347
diff
changeset
|
797 if pushop.outobsmarkers: |
25559
521c1a3139c9
push: only say we are trying to push obsmarkers when we actually try
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
25516
diff
changeset
|
798 pushop.ui.debug('try to push obsolete markers to remote\n') |
20432
1b926f0bbf8a
push: move obsolescence marker exchange in the exchange module
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20431
diff
changeset
|
799 rslts = [] |
25118
e632a2429982
obsolete: sort obsmarkers during exchange
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24878
diff
changeset
|
800 remotedata = obsolete._pushkeyescape(sorted(pushop.outobsmarkers)) |
20432
1b926f0bbf8a
push: move obsolescence marker exchange in the exchange module
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20431
diff
changeset
|
801 for key in sorted(remotedata, reverse=True): |
1b926f0bbf8a
push: move obsolescence marker exchange in the exchange module
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20431
diff
changeset
|
802 # reverse sort to ensure we end with dump0 |
1b926f0bbf8a
push: move obsolescence marker exchange in the exchange module
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20431
diff
changeset
|
803 data = remotedata[key] |
1b926f0bbf8a
push: move obsolescence marker exchange in the exchange module
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20431
diff
changeset
|
804 rslts.append(remote.pushkey('obsolete', key, '', data)) |
1b926f0bbf8a
push: move obsolescence marker exchange in the exchange module
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20431
diff
changeset
|
805 if [r for r in rslts if not r]: |
1b926f0bbf8a
push: move obsolescence marker exchange in the exchange module
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20431
diff
changeset
|
806 msg = _('failed to push some obsolete markers!\n') |
1b926f0bbf8a
push: move obsolescence marker exchange in the exchange module
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20431
diff
changeset
|
807 repo.ui.warn(msg) |
1b926f0bbf8a
push: move obsolescence marker exchange in the exchange module
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20431
diff
changeset
|
808 |
20431
bebf8b8479f3
push: feed pushoperation object to _pushbookmark function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20352
diff
changeset
|
809 def _pushbookmark(pushop): |
20352
58300f61b139
push: move bookmarks exchange in the exchange module
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20351
diff
changeset
|
810 """Update bookmark position on remote""" |
22615
4f14303e8954
push: rename `pushop.ret` to `pushop.cgresult`
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22543
diff
changeset
|
811 if pushop.cgresult == 0 or 'bookmarks' in pushop.stepsdone: |
22228
a3dc2d385490
pushbookmark: do not attempt to update bookmarks if the push failed (BC)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22227
diff
changeset
|
812 return |
22240
d092f4b68fb6
push: use stepsdone to control bookmark push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22239
diff
changeset
|
813 pushop.stepsdone.add('bookmarks') |
20431
bebf8b8479f3
push: feed pushoperation object to _pushbookmark function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20352
diff
changeset
|
814 ui = pushop.ui |
bebf8b8479f3
push: feed pushoperation object to _pushbookmark function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20352
diff
changeset
|
815 remote = pushop.remote |
22650
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
816 |
22239
0688010ee38f
push: move bookmark discovery with other discovery steps
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22238
diff
changeset
|
817 for b, old, new in pushop.outbookmarks: |
22650
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
818 action = 'update' |
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
819 if not old: |
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
820 action = 'export' |
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
821 elif not new: |
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
822 action = 'delete' |
22239
0688010ee38f
push: move bookmark discovery with other discovery steps
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22238
diff
changeset
|
823 if remote.pushkey('bookmarks', b, old, new): |
22650
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
824 ui.status(bookmsgmap[action][0] % b) |
20352
58300f61b139
push: move bookmarks exchange in the exchange module
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20351
diff
changeset
|
825 else: |
22650
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
826 ui.warn(bookmsgmap[action][1] % b) |
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
827 # discovery can have set the value form invalid entry |
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
828 if pushop.bkresult is not None: |
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
829 pushop.bkresult = 1 |
20469
6b4c789d618d
exchange: extract pull function from localrepo
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20468
diff
changeset
|
830 |
20472
b97a453b8c27
pull: introduce a pulloperation object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20469
diff
changeset
|
831 class pulloperation(object): |
b97a453b8c27
pull: introduce a pulloperation object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20469
diff
changeset
|
832 """A object that represent a single pull operation |
b97a453b8c27
pull: introduce a pulloperation object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20469
diff
changeset
|
833 |
23219
61cd79ac4b99
exchange: swap "push" for "pull" in pulloperation docstring
Mike Edgar <adgar@google.com>
parents:
23218
diff
changeset
|
834 It purpose is to carry pull related state and very common operation. |
20472
b97a453b8c27
pull: introduce a pulloperation object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20469
diff
changeset
|
835 |
21024
7731a2281cf0
spelling: fixes from spell checker
Mads Kiilerich <madski@unity3d.com>
parents:
21012
diff
changeset
|
836 A new should be created at the beginning of each pull and discarded |
20472
b97a453b8c27
pull: introduce a pulloperation object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20469
diff
changeset
|
837 afterward. |
b97a453b8c27
pull: introduce a pulloperation object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20469
diff
changeset
|
838 """ |
b97a453b8c27
pull: introduce a pulloperation object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20469
diff
changeset
|
839 |
25446
b5311068077e
pull: prevent race condition in bookmark update when using -B (issue4689)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
25445
diff
changeset
|
840 def __init__(self, repo, remote, heads=None, force=False, bookmarks=(), |
b5311068077e
pull: prevent race condition in bookmark update when using -B (issue4689)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
25445
diff
changeset
|
841 remotebookmarks=None): |
20596
004a1744088d
exchange: fix docs for pulloperation
Siddharth Agarwal <sid0@fb.com>
parents:
20489
diff
changeset
|
842 # repo we pull into |
20472
b97a453b8c27
pull: introduce a pulloperation object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20469
diff
changeset
|
843 self.repo = repo |
20596
004a1744088d
exchange: fix docs for pulloperation
Siddharth Agarwal <sid0@fb.com>
parents:
20489
diff
changeset
|
844 # repo we pull from |
20473
1516daaca632
pull: move `remote` argument into pull object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20472
diff
changeset
|
845 self.remote = remote |
20474
c9bceafc61be
pull: move `heads` argument into pull object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20473
diff
changeset
|
846 # revision we try to pull (None is "all") |
c9bceafc61be
pull: move `heads` argument into pull object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20473
diff
changeset
|
847 self.heads = heads |
22654
02e0a574bcd3
pull: move bookmark pulling into its own function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22653
diff
changeset
|
848 # bookmark pulled explicitly |
02e0a574bcd3
pull: move bookmark pulling into its own function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22653
diff
changeset
|
849 self.explicitbookmarks = bookmarks |
20475
b79b405583af
pull: move `force` argument into pull object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20474
diff
changeset
|
850 # do we force pull? |
b79b405583af
pull: move `force` argument into pull object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20474
diff
changeset
|
851 self.force = force |
23436
52db731b964d
pull: extract transaction logic into separate object
Eric Sumner <ericsumner@fb.com>
parents:
23382
diff
changeset
|
852 # transaction manager |
52db731b964d
pull: extract transaction logic into separate object
Eric Sumner <ericsumner@fb.com>
parents:
23382
diff
changeset
|
853 self.trmanager = None |
20487
f715cc0b5107
pull: make pulled subset a propertycache of the pull object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20486
diff
changeset
|
854 # set of common changeset between local and remote before pull |
f715cc0b5107
pull: make pulled subset a propertycache of the pull object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20486
diff
changeset
|
855 self.common = None |
f715cc0b5107
pull: make pulled subset a propertycache of the pull object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20486
diff
changeset
|
856 # set of pulled head |
f715cc0b5107
pull: make pulled subset a propertycache of the pull object
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20486
diff
changeset
|
857 self.rheads = None |
21024
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858 # list of missing changeset to fetch remotely |
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859 self.fetch = None |
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860 # remote bookmarks data |
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861 self.remotebookmarks = remotebookmarks |
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862 # result of changegroup pulling (used as return code by pull) |
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863 self.cgresult = None |
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864 # list of step already done |
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865 self.stepsdone = set() |
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866 |
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867 @util.propertycache |
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868 def pulledsubset(self): |
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869 """heads of the set of changeset target by the pull""" |
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870 # compute target subset |
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871 if self.heads is None: |
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872 # We pulled every thing possible |
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873 # sync on everything common |
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874 c = set(self.common) |
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875 ret = list(self.common) |
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876 for n in self.rheads: |
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877 if n not in c: |
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878 ret.append(n) |
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879 return ret |
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880 else: |
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881 # We pulled a specific subset |
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882 # sync on this subset |
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883 return self.heads |
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884 |
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885 def gettransaction(self): |
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886 # deprecated; talk to trmanager directly |
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887 return self.trmanager.transaction() |
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888 |
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889 class transactionmanager(object): |
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890 """An object to manage the life cycle of a transaction |
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891 |
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892 It creates the transaction on demand and calls the appropriate hooks when |
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893 closing the transaction.""" |
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894 def __init__(self, repo, source, url): |
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895 self.repo = repo |
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896 self.source = source |
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897 self.url = url |
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898 self._tr = None |
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899 |
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900 def transaction(self): |
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901 """Return an open transaction object, constructing if necessary""" |
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902 if not self._tr: |
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903 trname = '%s\n%s' % (self.source, util.hidepassword(self.url)) |
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904 self._tr = self.repo.transaction(trname) |
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905 self._tr.hookargs['source'] = self.source |
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906 self._tr.hookargs['url'] = self.url |
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907 return self._tr |
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908 |
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909 def close(self): |
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910 """close transaction if created""" |
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911 if self._tr is not None: |
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912 self._tr.close() |
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913 |
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914 def release(self): |
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915 """release transaction if created""" |
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916 if self._tr is not None: |
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917 self._tr.release() |
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918 |
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919 def pull(repo, remote, heads=None, force=False, bookmarks=(), opargs=None): |
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920 if opargs is None: |
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|
921 opargs = {} |
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|
922 pullop = pulloperation(repo, remote, heads, force, bookmarks=bookmarks, |
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|
923 **opargs) |
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|
924 if pullop.remote.local(): |
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925 missing = set(pullop.remote.requirements) - pullop.repo.supported |
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926 if missing: |
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927 msg = _("required features are not" |
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928 " supported in the destination:" |
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929 " %s") % (', '.join(sorted(missing))) |
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|
930 raise util.Abort(msg) |
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|
931 |
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932 lock = pullop.repo.lock() |
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|
933 try: |
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934 pullop.trmanager = transactionmanager(repo, 'pull', remote.url()) |
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|
935 _pulldiscovery(pullop) |
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|
936 if _canusebundle2(pullop): |
20955
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|
937 _pullbundle2(pullop) |
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938 _pullchangeset(pullop) |
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939 _pullphase(pullop) |
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940 _pullbookmarks(pullop) |
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941 _pullobsolete(pullop) |
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942 pullop.trmanager.close() |
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943 finally: |
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944 pullop.trmanager.release() |
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945 lock.release() |
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946 |
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|
947 return pullop |
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948 |
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949 # list of steps to perform discovery before pull |
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950 pulldiscoveryorder = [] |
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951 |
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952 # Mapping between step name and function |
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953 # |
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954 # This exists to help extensions wrap steps if necessary |
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955 pulldiscoverymapping = {} |
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|
956 |
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|
957 def pulldiscovery(stepname): |
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958 """decorator for function performing discovery before pull |
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959 |
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960 The function is added to the step -> function mapping and appended to the |
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961 list of steps. Beware that decorated function will be added in order (this |
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962 may matter). |
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963 |
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964 You can only use this decorator for a new step, if you want to wrap a step |
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|
965 from an extension, change the pulldiscovery dictionary directly.""" |
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|
966 def dec(func): |
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|
967 assert stepname not in pulldiscoverymapping |
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968 pulldiscoverymapping[stepname] = func |
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969 pulldiscoveryorder.append(stepname) |
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970 return func |
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971 return dec |
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972 |
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973 def _pulldiscovery(pullop): |
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974 """Run all discovery steps""" |
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975 for stepname in pulldiscoveryorder: |
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976 step = pulldiscoverymapping[stepname] |
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977 step(pullop) |
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978 |
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979 @pulldiscovery('b1:bookmarks') |
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980 def _pullbookmarkbundle1(pullop): |
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981 """fetch bookmark data in bundle1 case |
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982 |
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983 If not using bundle2, we have to fetch bookmarks before changeset |
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984 discovery to reduce the chance and impact of race conditions.""" |
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985 if pullop.remotebookmarks is not None: |
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986 return |
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987 if (_canusebundle2(pullop) |
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988 and 'listkeys' in bundle2.bundle2caps(pullop.remote)): |
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989 # all known bundle2 servers now support listkeys, but lets be nice with |
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990 # new implementation. |
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991 return |
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992 pullop.remotebookmarks = pullop.remote.listkeys('bookmarks') |
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993 |
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994 |
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995 @pulldiscovery('changegroup') |
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996 def _pulldiscoverychangegroup(pullop): |
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997 """discovery phase for the pull |
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998 |
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999 Current handle changeset discovery only, will change handle all discovery |
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1000 at some point.""" |
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1001 tmp = discovery.findcommonincoming(pullop.repo, |
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1002 pullop.remote, |
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1003 heads=pullop.heads, |
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1004 force=pullop.force) |
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1005 common, fetch, rheads = tmp |
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1006 nm = pullop.repo.unfiltered().changelog.nodemap |
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1007 if fetch and rheads: |
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1008 # If a remote heads in filtered locally, lets drop it from the unknown |
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1009 # remote heads and put in back in common. |
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1010 # |
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1011 # This is a hackish solution to catch most of "common but locally |
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1012 # hidden situation". We do not performs discovery on unfiltered |
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1013 # repository because it end up doing a pathological amount of round |
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1014 # trip for w huge amount of changeset we do not care about. |
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1015 # |
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1016 # If a set of such "common but filtered" changeset exist on the server |
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1017 # but are not including a remote heads, we'll not be able to detect it, |
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1018 scommon = set(common) |
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1019 filteredrheads = [] |
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1020 for n in rheads: |
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1021 if n in nm: |
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1022 if n not in scommon: |
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1023 common.append(n) |
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1024 else: |
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1025 filteredrheads.append(n) |
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1026 if not filteredrheads: |
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1027 fetch = [] |
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1028 rheads = filteredrheads |
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1029 pullop.common = common |
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1030 pullop.fetch = fetch |
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1031 pullop.rheads = rheads |
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1032 |
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1033 def _pullbundle2(pullop): |
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1034 """pull data using bundle2 |
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1035 |
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1036 For now, the only supported data are changegroup.""" |
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1037 remotecaps = bundle2.bundle2caps(pullop.remote) |
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1038 kwargs = {'bundlecaps': caps20to10(pullop.repo)} |
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1039 # pulling changegroup |
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1040 pullop.stepsdone.add('changegroup') |
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1041 |
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1042 kwargs['common'] = pullop.common |
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1043 kwargs['heads'] = pullop.heads or pullop.rheads |
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1044 kwargs['cg'] = pullop.fetch |
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1045 if 'listkeys' in remotecaps: |
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1046 kwargs['listkeys'] = ['phase'] |
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1047 if pullop.remotebookmarks is None: |
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1048 # make sure to always includes bookmark data when migrating |
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1049 # `hg incoming --bundle` to using this function. |
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1050 kwargs['listkeys'].append('bookmarks') |
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1051 if not pullop.fetch: |
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1052 pullop.repo.ui.status(_("no changes found\n")) |
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1053 pullop.cgresult = 0 |
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1054 else: |
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1055 if pullop.heads is None and list(pullop.common) == [nullid]: |
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1056 pullop.repo.ui.status(_("requesting all changes\n")) |
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1057 if obsolete.isenabled(pullop.repo, obsolete.exchangeopt): |
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1058 remoteversions = bundle2.obsmarkersversion(remotecaps) |
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1059 if obsolete.commonversion(remoteversions) is not None: |
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1060 kwargs['obsmarkers'] = True |
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1061 pullop.stepsdone.add('obsmarkers') |
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1062 _pullbundle2extraprepare(pullop, kwargs) |
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1063 bundle = pullop.remote.getbundle('pull', **kwargs) |
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1064 try: |
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1065 op = bundle2.processbundle(pullop.repo, bundle, pullop.gettransaction) |
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1066 except error.BundleValueError as exc: |
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1067 raise util.Abort('missing support for %s' % exc) |
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1068 |
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1069 if pullop.fetch: |
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1070 results = [cg['return'] for cg in op.records['changegroup']] |
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1071 pullop.cgresult = changegroup.combineresults(results) |
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1072 |
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1073 # processing phases change |
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1074 for namespace, value in op.records['listkeys']: |
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1075 if namespace == 'phases': |
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1076 _pullapplyphases(pullop, value) |
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1077 |
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1078 # processing bookmark update |
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1079 for namespace, value in op.records['listkeys']: |
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1080 if namespace == 'bookmarks': |
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1081 pullop.remotebookmarks = value |
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1082 |
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1083 # bookmark data were either already there or pulled in the bundle |
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1084 if pullop.remotebookmarks is not None: |
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1085 _pullbookmarks(pullop) |
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1086 |
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1087 def _pullbundle2extraprepare(pullop, kwargs): |
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1088 """hook function so that extensions can extend the getbundle call""" |
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1089 pass |
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1090 |
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1091 def _pullchangeset(pullop): |
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1092 """pull changeset from unbundle into the local repo""" |
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1093 # We delay the open of the transaction as late as possible so we |
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1094 # don't open transaction for nothing or you break future useful |
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1095 # rollback call |
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1096 if 'changegroup' in pullop.stepsdone: |
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1097 return |
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1098 pullop.stepsdone.add('changegroup') |
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1099 if not pullop.fetch: |
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1100 pullop.repo.ui.status(_("no changes found\n")) |
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1101 pullop.cgresult = 0 |
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|
1102 return |
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1103 pullop.gettransaction() |
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1104 if pullop.heads is None and list(pullop.common) == [nullid]: |
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1105 pullop.repo.ui.status(_("requesting all changes\n")) |
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1106 elif pullop.heads is None and pullop.remote.capable('changegroupsubset'): |
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1107 # issue1320, avoid a race if remote changed after discovery |
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1108 pullop.heads = pullop.rheads |
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1109 |
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1110 if pullop.remote.capable('getbundle'): |
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1111 # TODO: get bundlecaps from remote |
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1112 cg = pullop.remote.getbundle('pull', common=pullop.common, |
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1113 heads=pullop.heads or pullop.rheads) |
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1114 elif pullop.heads is None: |
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1115 cg = pullop.remote.changegroup(pullop.fetch, 'pull') |
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1116 elif not pullop.remote.capable('changegroupsubset'): |
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1117 raise util.Abort(_("partial pull cannot be done because " |
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1118 "other repository doesn't support " |
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1119 "changegroupsubset.")) |
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1120 else: |
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1121 cg = pullop.remote.changegroupsubset(pullop.fetch, pullop.heads, 'pull') |
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1122 pullop.cgresult = changegroup.addchangegroup(pullop.repo, cg, 'pull', |
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1123 pullop.remote.url()) |
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1124 |
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1125 def _pullphase(pullop): |
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1126 # Get remote phases data from remote |
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1127 if 'phases' in pullop.stepsdone: |
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1128 return |
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1129 remotephases = pullop.remote.listkeys('phases') |
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1130 _pullapplyphases(pullop, remotephases) |
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1131 |
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1132 def _pullapplyphases(pullop, remotephases): |
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1133 """apply phase movement from observed remote state""" |
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1134 if 'phases' in pullop.stepsdone: |
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1135 return |
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1136 pullop.stepsdone.add('phases') |
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1137 publishing = bool(remotephases.get('publishing', False)) |
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1138 if remotephases and not publishing: |
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1139 # remote is new and unpublishing |
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1140 pheads, _dr = phases.analyzeremotephases(pullop.repo, |
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1141 pullop.pulledsubset, |
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1142 remotephases) |
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1143 dheads = pullop.pulledsubset |
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1144 else: |
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1145 # Remote is old or publishing all common changesets |
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1146 # should be seen as public |
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1147 pheads = pullop.pulledsubset |
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1148 dheads = [] |
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1149 unfi = pullop.repo.unfiltered() |
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1150 phase = unfi._phasecache.phase |
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1151 rev = unfi.changelog.nodemap.get |
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1152 public = phases.public |
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1153 draft = phases.draft |
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1154 |
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1155 # exclude changesets already public locally and update the others |
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1156 pheads = [pn for pn in pheads if phase(unfi, rev(pn)) > public] |
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1157 if pheads: |
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1158 tr = pullop.gettransaction() |
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1159 phases.advanceboundary(pullop.repo, tr, public, pheads) |
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1160 |
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1161 # exclude changesets already draft locally and update the others |
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1162 dheads = [pn for pn in dheads if phase(unfi, rev(pn)) > draft] |
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|
1163 if dheads: |
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1164 tr = pullop.gettransaction() |
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1165 phases.advanceboundary(pullop.repo, tr, draft, dheads) |
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1166 |
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|
1167 def _pullbookmarks(pullop): |
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1168 """process the remote bookmark information to update the local one""" |
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|
1169 if 'bookmarks' in pullop.stepsdone: |
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1170 return |
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|
1171 pullop.stepsdone.add('bookmarks') |
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|
1172 repo = pullop.repo |
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|
1173 remotebookmarks = pullop.remotebookmarks |
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1174 bookmod.updatefromremote(repo.ui, repo, remotebookmarks, |
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|
1175 pullop.remote.url(), |
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changeset
|
1176 pullop.gettransaction, |
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changeset
|
1177 explicit=pullop.explicitbookmarks) |
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changeset
|
1178 |
20478
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changeset
|
1179 def _pullobsolete(pullop): |
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1180 """utility function to pull obsolete markers from a remote |
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1181 |
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1182 The `gettransaction` is function that return the pull transaction, creating |
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1183 one if necessary. We return the transaction to inform the calling code that |
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1184 a new transaction have been created (when applicable). |
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1185 |
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1186 Exists mostly to allow overriding for experimentation purpose""" |
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1187 if 'obsmarkers' in pullop.stepsdone: |
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1188 return |
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1189 pullop.stepsdone.add('obsmarkers') |
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1190 tr = None |
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1191 if obsolete.isenabled(pullop.repo, obsolete.exchangeopt): |
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1192 pullop.repo.ui.debug('fetching remote obsolete markers\n') |
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1193 remoteobs = pullop.remote.listkeys('obsolete') |
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1194 if 'dump0' in remoteobs: |
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1195 tr = pullop.gettransaction() |
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1196 for key in sorted(remoteobs, reverse=True): |
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1197 if key.startswith('dump'): |
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1198 data = base85.b85decode(remoteobs[key]) |
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1199 pullop.repo.obsstore.mergemarkers(tr, data) |
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1200 pullop.repo.invalidatevolatilesets() |
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1201 return tr |
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1202 |
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1203 def caps20to10(repo): |
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1204 """return a set with appropriate options to use bundle20 during getbundle""" |
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1205 caps = set(['HG20']) |
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1206 capsblob = bundle2.encodecaps(bundle2.getrepocaps(repo)) |
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1207 caps.add('bundle2=' + urllib.quote(capsblob)) |
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1208 return caps |
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1209 |
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1210 # List of names of steps to perform for a bundle2 for getbundle, order matters. |
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1211 getbundle2partsorder = [] |
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1212 |
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1213 # Mapping between step name and function |
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1214 # |
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1215 # This exists to help extensions wrap steps if necessary |
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1216 getbundle2partsmapping = {} |
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1217 |
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1218 def getbundle2partsgenerator(stepname, idx=None): |
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1219 """decorator for function generating bundle2 part for getbundle |
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1220 |
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1221 The function is added to the step -> function mapping and appended to the |
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1222 list of steps. Beware that decorated functions will be added in order |
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1223 (this may matter). |
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1224 |
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1225 You can only use this decorator for new steps, if you want to wrap a step |
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1226 from an extension, attack the getbundle2partsmapping dictionary directly.""" |
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1227 def dec(func): |
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1228 assert stepname not in getbundle2partsmapping |
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1229 getbundle2partsmapping[stepname] = func |
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1230 if idx is None: |
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1231 getbundle2partsorder.append(stepname) |
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1232 else: |
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1233 getbundle2partsorder.insert(idx, stepname) |
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1234 return func |
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1235 return dec |
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1236 |
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1237 def getbundle(repo, source, heads=None, common=None, bundlecaps=None, |
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1238 **kwargs): |
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1239 """return a full bundle (with potentially multiple kind of parts) |
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1240 |
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1241 Could be a bundle HG10 or a bundle HG20 depending on bundlecaps |
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1242 passed. For now, the bundle can contain only changegroup, but this will |
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1243 changes when more part type will be available for bundle2. |
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1244 |
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1245 This is different from changegroup.getchangegroup that only returns an HG10 |
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1246 changegroup bundle. They may eventually get reunited in the future when we |
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1247 have a clearer idea of the API we what to query different data. |
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1248 |
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1249 The implementation is at a very early stage and will get massive rework |
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1250 when the API of bundle is refined. |
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1251 """ |
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1252 # bundle10 case |
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1253 usebundle2 = False |
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1254 if bundlecaps is not None: |
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1255 usebundle2 = any((cap.startswith('HG2') for cap in bundlecaps)) |
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1256 if not usebundle2: |
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1257 if bundlecaps and not kwargs.get('cg', True): |
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1258 raise ValueError(_('request for bundle10 must include changegroup')) |
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1259 |
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1260 if kwargs: |
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1261 raise ValueError(_('unsupported getbundle arguments: %s') |
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1262 % ', '.join(sorted(kwargs.keys()))) |
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1263 return changegroup.getchangegroup(repo, source, heads=heads, |
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1264 common=common, bundlecaps=bundlecaps) |
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1265 |
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1266 # bundle20 case |
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1267 b2caps = {} |
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1268 for bcaps in bundlecaps: |
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1269 if bcaps.startswith('bundle2='): |
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1270 blob = urllib.unquote(bcaps[len('bundle2='):]) |
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1271 b2caps.update(bundle2.decodecaps(blob)) |
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1272 bundler = bundle2.bundle20(repo.ui, b2caps) |
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1273 |
23218
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1274 kwargs['heads'] = heads |
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1275 kwargs['common'] = common |
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1276 |
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1277 for name in getbundle2partsorder: |
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1278 func = getbundle2partsmapping[name] |
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1279 func(bundler, repo, source, bundlecaps=bundlecaps, b2caps=b2caps, |
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1280 **kwargs) |
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1281 |
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1282 return util.chunkbuffer(bundler.getchunks()) |
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1283 |
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1284 @getbundle2partsgenerator('changegroup') |
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1285 def _getbundlechangegrouppart(bundler, repo, source, bundlecaps=None, |
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1286 b2caps=None, heads=None, common=None, **kwargs): |
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1287 """add a changegroup part to the requested bundle""" |
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1288 cg = None |
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1289 if kwargs.get('cg', True): |
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1290 # build changegroup bundle here. |
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1291 version = None |
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1292 cgversions = b2caps.get('changegroup') |
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1293 getcgkwargs = {} |
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1294 if cgversions: # 3.1 and 3.2 ship with an empty value |
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1295 cgversions = [v for v in cgversions if v in changegroup.packermap] |
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1296 if not cgversions: |
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1297 raise ValueError(_('no common changegroup version')) |
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1298 version = getcgkwargs['version'] = max(cgversions) |
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1299 outgoing = changegroup.computeoutgoing(repo, heads, common) |
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1300 cg = changegroup.getlocalchangegroupraw(repo, source, outgoing, |
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1301 bundlecaps=bundlecaps, |
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1302 **getcgkwargs) |
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1303 |
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1304 if cg: |
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1305 part = bundler.newpart('changegroup', data=cg) |
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1306 if version is not None: |
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1307 part.addparam('version', version) |
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1308 part.addparam('nbchanges', str(len(outgoing.missing)), mandatory=False) |
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1309 |
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1310 @getbundle2partsgenerator('listkeys') |
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1311 def _getbundlelistkeysparts(bundler, repo, source, bundlecaps=None, |
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1312 b2caps=None, **kwargs): |
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1313 """add parts containing listkeys namespaces to the requested bundle""" |
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1314 listkeys = kwargs.get('listkeys', ()) |
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1315 for namespace in listkeys: |
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1316 part = bundler.newpart('listkeys') |
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1317 part.addparam('namespace', namespace) |
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1318 keys = repo.listkeys(namespace).items() |
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1319 part.data = pushkey.encodekeys(keys) |
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1320 |
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1321 @getbundle2partsgenerator('obsmarkers') |
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1322 def _getbundleobsmarkerpart(bundler, repo, source, bundlecaps=None, |
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1323 b2caps=None, heads=None, **kwargs): |
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1324 """add an obsolescence markers part to the requested bundle""" |
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1325 if kwargs.get('obsmarkers', False): |
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1326 if heads is None: |
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1327 heads = repo.heads() |
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1328 subset = [c.node() for c in repo.set('::%ln', heads)] |
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1329 markers = repo.obsstore.relevantmarkers(subset) |
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1330 markers = sorted(markers) |
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1331 buildobsmarkerspart(bundler, markers) |
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1332 |
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1333 @getbundle2partsgenerator('hgtagsfnodes') |
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1334 def _getbundletagsfnodes(bundler, repo, source, bundlecaps=None, |
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1335 b2caps=None, heads=None, common=None, |
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1336 **kwargs): |
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1337 """Transfer the .hgtags filenodes mapping. |
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1338 |
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1339 Only values for heads in this bundle will be transferred. |
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1340 |
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1341 The part data consists of pairs of 20 byte changeset node and .hgtags |
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1342 filenodes raw values. |
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1343 """ |
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1344 # Don't send unless: |
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1345 # - changeset are being exchanged, |
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1346 # - the client supports it. |
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1347 if not (kwargs.get('cg', True) and 'hgtagsfnodes' in b2caps): |
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1348 return |
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1349 |
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1350 outgoing = changegroup.computeoutgoing(repo, heads, common) |
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1351 |
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1352 if not outgoing.missingheads: |
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1353 return |
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1354 |
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1355 cache = tags.hgtagsfnodescache(repo.unfiltered()) |
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1356 chunks = [] |
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1357 |
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1358 # .hgtags fnodes are only relevant for head changesets. While we could |
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1359 # transfer values for all known nodes, there will likely be little to |
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1360 # no benefit. |
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1361 # |
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1362 # We don't bother using a generator to produce output data because |
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1363 # a) we only have 40 bytes per head and even esoteric numbers of heads |
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1364 # consume little memory (1M heads is 40MB) b) we don't want to send the |
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1365 # part if we don't have entries and knowing if we have entries requires |
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1366 # cache lookups. |
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1367 for node in outgoing.missingheads: |
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1368 # Don't compute missing, as this may slow down serving. |
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1369 fnode = cache.getfnode(node, computemissing=False) |
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1370 if fnode is not None: |
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1371 chunks.extend([node, fnode]) |
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1372 |
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1373 if chunks: |
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1374 bundler.newpart('hgtagsfnodes', data=''.join(chunks)) |
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1375 |
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1376 def check_heads(repo, their_heads, context): |
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1377 """check if the heads of a repo have been modified |
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1378 |
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1379 Used by peer for unbundling. |
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1380 """ |
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1381 heads = repo.heads() |
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1382 heads_hash = util.sha1(''.join(sorted(heads))).digest() |
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1383 if not (their_heads == ['force'] or their_heads == heads or |
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1384 their_heads == ['hashed', heads_hash]): |
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1385 # someone else committed/pushed/unbundled while we |
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1386 # were transferring data |
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1387 raise error.PushRaced('repository changed while %s - ' |
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1388 'please try again' % context) |
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1389 |
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1390 def unbundle(repo, cg, heads, source, url): |
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1391 """Apply a bundle to a repo. |
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1392 |
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1393 this function makes sure the repo is locked during the application and have |
21024
7731a2281cf0
spelling: fixes from spell checker
Mads Kiilerich <madski@unity3d.com>
parents:
21012
diff
changeset
|
1394 mechanism to check that no push race occurred between the creation of the |
20968
33d5fdd9bd99
unbundle: extract the core logic in another function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20967
diff
changeset
|
1395 bundle and its application. |
33d5fdd9bd99
unbundle: extract the core logic in another function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20967
diff
changeset
|
1396 |
33d5fdd9bd99
unbundle: extract the core logic in another function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20967
diff
changeset
|
1397 If the push was raced as PushRaced exception is raised.""" |
33d5fdd9bd99
unbundle: extract the core logic in another function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20967
diff
changeset
|
1398 r = 0 |
21061
62d35f251c60
bundle2: allow using bundle2 for push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21043
diff
changeset
|
1399 # need a transaction when processing a bundle2 stream |
24752
5640efd1b160
unbundle: acquire 'wlock' when processing bundle2 (BC) (issue4596)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24738
diff
changeset
|
1400 wlock = lock = tr = None |
24847
b705e5ab3b07
bundle2: capture transaction rollback message output (issue4614)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24795
diff
changeset
|
1401 recordout = None |
24878
e530cde6d115
bundle2: disable ouput capture unless we use http (issue4613 issue4615)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24851
diff
changeset
|
1402 # quick fix for output mismatch with bundle2 in 3.4 |
e530cde6d115
bundle2: disable ouput capture unless we use http (issue4613 issue4615)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24851
diff
changeset
|
1403 captureoutput = repo.ui.configbool('experimental', 'bundle2-output-capture', |
e530cde6d115
bundle2: disable ouput capture unless we use http (issue4613 issue4615)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24851
diff
changeset
|
1404 False) |
25423
525fbf24b51b
bundle2: stop capturing output for ssh again
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
25404
diff
changeset
|
1405 if url.startswith('remote:http:') or url.startswith('remote:https:'): |
24878
e530cde6d115
bundle2: disable ouput capture unless we use http (issue4613 issue4615)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24851
diff
changeset
|
1406 captureoutput = True |
20968
33d5fdd9bd99
unbundle: extract the core logic in another function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20967
diff
changeset
|
1407 try: |
33d5fdd9bd99
unbundle: extract the core logic in another function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20967
diff
changeset
|
1408 check_heads(repo, heads, 'uploading changes') |
33d5fdd9bd99
unbundle: extract the core logic in another function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20967
diff
changeset
|
1409 # push can proceed |
21061
62d35f251c60
bundle2: allow using bundle2 for push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21043
diff
changeset
|
1410 if util.safehasattr(cg, 'params'): |
24795
f9aa4cb8f2dd
bundle2: store the salvaged output on the exception object
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24754
diff
changeset
|
1411 r = None |
21187
bcfd44abad93
bundle2: gracefully handle hook abort
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21184
diff
changeset
|
1412 try: |
24752
5640efd1b160
unbundle: acquire 'wlock' when processing bundle2 (BC) (issue4596)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24738
diff
changeset
|
1413 wlock = repo.wlock() |
5640efd1b160
unbundle: acquire 'wlock' when processing bundle2 (BC) (issue4596)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24738
diff
changeset
|
1414 lock = repo.lock() |
24738
457e26da029b
bundle2: use unbundle source as transaction name
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24732
diff
changeset
|
1415 tr = repo.transaction(source) |
22971
3fe571c74b27
changegroup: store source and url in the `hookargs` dict
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22961
diff
changeset
|
1416 tr.hookargs['source'] = source |
3fe571c74b27
changegroup: store source and url in the `hookargs` dict
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22961
diff
changeset
|
1417 tr.hookargs['url'] = url |
24686
e0e28e910fa3
bundle2: rename format, parts and config to final names
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24650
diff
changeset
|
1418 tr.hookargs['bundle2'] = '1' |
24878
e530cde6d115
bundle2: disable ouput capture unless we use http (issue4613 issue4615)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24851
diff
changeset
|
1419 op = bundle2.bundleoperation(repo, lambda: tr, |
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bundle2: disable ouput capture unless we use http (issue4613 issue4615)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24851
diff
changeset
|
1420 captureoutput=captureoutput) |
24851
df0ce98c882f
bundle2: also save output when error happens during part processing
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24850
diff
changeset
|
1421 try: |
25896
6805a4f76cda
exchange: fix dead assignment
Martin von Zweigbergk <martinvonz@google.com>
parents:
25895
diff
changeset
|
1422 op = bundle2.processbundle(repo, cg, op=op) |
24851
df0ce98c882f
bundle2: also save output when error happens during part processing
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24850
diff
changeset
|
1423 finally: |
df0ce98c882f
bundle2: also save output when error happens during part processing
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24850
diff
changeset
|
1424 r = op.reply |
24878
e530cde6d115
bundle2: disable ouput capture unless we use http (issue4613 issue4615)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24851
diff
changeset
|
1425 if captureoutput and r is not None: |
24851
df0ce98c882f
bundle2: also save output when error happens during part processing
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24850
diff
changeset
|
1426 repo.ui.pushbuffer(error=True, subproc=True) |
df0ce98c882f
bundle2: also save output when error happens during part processing
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24850
diff
changeset
|
1427 def recordout(output): |
df0ce98c882f
bundle2: also save output when error happens during part processing
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24850
diff
changeset
|
1428 r.newpart('output', data=output, mandatory=False) |
23222
6b7e60fb0b38
exchange: use the postclose API on transaction
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23219
diff
changeset
|
1429 tr.close() |
25660
328739ea70c3
global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25640
diff
changeset
|
1430 except BaseException as exc: |
21187
bcfd44abad93
bundle2: gracefully handle hook abort
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21184
diff
changeset
|
1431 exc.duringunbundle2 = True |
24878
e530cde6d115
bundle2: disable ouput capture unless we use http (issue4613 issue4615)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24851
diff
changeset
|
1432 if captureoutput and r is not None: |
24847
b705e5ab3b07
bundle2: capture transaction rollback message output (issue4614)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24795
diff
changeset
|
1433 parts = exc._bundle2salvagedoutput = r.salvageoutput() |
b705e5ab3b07
bundle2: capture transaction rollback message output (issue4614)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24795
diff
changeset
|
1434 def recordout(output): |
b705e5ab3b07
bundle2: capture transaction rollback message output (issue4614)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24795
diff
changeset
|
1435 part = bundle2.bundlepart('output', data=output, |
b705e5ab3b07
bundle2: capture transaction rollback message output (issue4614)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24795
diff
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|
1436 mandatory=False) |
b705e5ab3b07
bundle2: capture transaction rollback message output (issue4614)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24795
diff
changeset
|
1437 parts.append(part) |
21187
bcfd44abad93
bundle2: gracefully handle hook abort
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21184
diff
changeset
|
1438 raise |
21061
62d35f251c60
bundle2: allow using bundle2 for push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21043
diff
changeset
|
1439 else: |
24752
5640efd1b160
unbundle: acquire 'wlock' when processing bundle2 (BC) (issue4596)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24738
diff
changeset
|
1440 lock = repo.lock() |
21061
62d35f251c60
bundle2: allow using bundle2 for push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21043
diff
changeset
|
1441 r = changegroup.addchangegroup(repo, cg, source, url) |
20968
33d5fdd9bd99
unbundle: extract the core logic in another function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20967
diff
changeset
|
1442 finally: |
24752
5640efd1b160
unbundle: acquire 'wlock' when processing bundle2 (BC) (issue4596)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24738
diff
changeset
|
1443 lockmod.release(tr, lock, wlock) |
24847
b705e5ab3b07
bundle2: capture transaction rollback message output (issue4614)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24795
diff
changeset
|
1444 if recordout is not None: |
b705e5ab3b07
bundle2: capture transaction rollback message output (issue4614)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24795
diff
changeset
|
1445 recordout(repo.ui.popbuffer()) |
20968
33d5fdd9bd99
unbundle: extract the core logic in another function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20967
diff
changeset
|
1446 return r |
25235
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1447 |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1448 # This is it's own function so extensions can override it. |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1449 def _walkstreamfiles(repo): |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1450 return repo.store.walk() |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1451 |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1452 def generatestreamclone(repo): |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1453 """Emit content for a streaming clone. |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1454 |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1455 This is a generator of raw chunks that constitute a streaming clone. |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1456 |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1457 The stream begins with a line of 2 space-delimited integers containing the |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1458 number of entries and total bytes size. |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1459 |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1460 Next, are N entries for each file being transferred. Each file entry starts |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1461 as a line with the file name and integer size delimited by a null byte. |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1462 The raw file data follows. Following the raw file data is the next file |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1463 entry, or EOF. |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1464 |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1465 When used on the wire protocol, an additional line indicating protocol |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1466 success will be prepended to the stream. This function is not responsible |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1467 for adding it. |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1468 |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1469 This function will obtain a repository lock to ensure a consistent view of |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1470 the store is captured. It therefore may raise LockError. |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1471 """ |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1472 entries = [] |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1473 total_bytes = 0 |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1474 # Get consistent snapshot of repo, lock during scan. |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1475 lock = repo.lock() |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1476 try: |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1477 repo.ui.debug('scanning\n') |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1478 for name, ename, size in _walkstreamfiles(repo): |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1479 if size: |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1480 entries.append((name, size)) |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1481 total_bytes += size |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1482 finally: |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1483 lock.release() |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1484 |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1485 repo.ui.debug('%d files, %d bytes to transfer\n' % |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1486 (len(entries), total_bytes)) |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1487 yield '%d %d\n' % (len(entries), total_bytes) |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1488 |
25668
1c2df7c91cf2
exchange: replace references to 'sopener' with 'svfs'
Siddharth Agarwal <sid0@fb.com>
parents:
25660
diff
changeset
|
1489 svfs = repo.svfs |
1c2df7c91cf2
exchange: replace references to 'sopener' with 'svfs'
Siddharth Agarwal <sid0@fb.com>
parents:
25660
diff
changeset
|
1490 oldaudit = svfs.mustaudit |
25235
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1491 debugflag = repo.ui.debugflag |
25668
1c2df7c91cf2
exchange: replace references to 'sopener' with 'svfs'
Siddharth Agarwal <sid0@fb.com>
parents:
25660
diff
changeset
|
1492 svfs.mustaudit = False |
25235
41965bf23295
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1493 |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1494 try: |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1495 for name, size in entries: |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1496 if debugflag: |
41965bf23295
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1497 repo.ui.debug('sending %s (%d bytes)\n' % (name, size)) |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1498 # partially encode name over the wire for backwards compat |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1499 yield '%s\0%d\n' % (store.encodedir(name), size) |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1500 if size <= 65536: |
25668
1c2df7c91cf2
exchange: replace references to 'sopener' with 'svfs'
Siddharth Agarwal <sid0@fb.com>
parents:
25660
diff
changeset
|
1501 fp = svfs(name) |
25235
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1502 try: |
41965bf23295
exchange: move code for generating a streaming clone into exchange
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25195
diff
changeset
|
1503 data = fp.read(size) |
41965bf23295
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1504 finally: |
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1505 fp.close() |
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|
1506 yield data |
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Gregory Szorc <gregory.szorc@gmail.com>
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|
1507 else: |
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1c2df7c91cf2
exchange: replace references to 'sopener' with 'svfs'
Siddharth Agarwal <sid0@fb.com>
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diff
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|
1508 for chunk in util.filechunkiter(svfs(name), limit=size): |
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|
1509 yield chunk |
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|
1510 finally: |
25668
1c2df7c91cf2
exchange: replace references to 'sopener' with 'svfs'
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diff
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|
1511 svfs.mustaudit = oldaudit |
25236
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1512 |
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1513 def consumestreamclone(repo, fp): |
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1514 """Apply the contents from a streaming clone file. |
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1515 |
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1516 This takes the output from "streamout" and applies it to the specified |
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|
1517 repository. |
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|
1518 |
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1519 Like "streamout," the status line added by the wire protocol is not handled |
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|
1520 by this function. |
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|
1521 """ |
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|
1522 lock = repo.lock() |
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|
1523 try: |
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|
1524 repo.ui.status(_('streaming all changes\n')) |
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|
1525 l = fp.readline() |
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|
1526 try: |
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|
1527 total_files, total_bytes = map(int, l.split(' ', 1)) |
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|
1528 except (ValueError, TypeError): |
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parents:
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|
1529 raise error.ResponseError( |
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|
1530 _('unexpected response from remote server:'), l) |
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|
1531 repo.ui.status(_('%d files to transfer, %s of data\n') % |
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|
1532 (total_files, util.bytecount(total_bytes))) |
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diff
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|
1533 handled_bytes = 0 |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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|
1534 repo.ui.progress(_('clone'), 0, total=total_bytes) |
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|
1535 start = time.time() |
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|
1536 |
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Gregory Szorc <gregory.szorc@gmail.com>
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|
1537 tr = repo.transaction(_('clone')) |
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|
1538 try: |
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parents:
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|
1539 for i in xrange(total_files): |
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parents:
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|
1540 # XXX doesn't support '\n' or '\r' in filenames |
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|
1541 l = fp.readline() |
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diff
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|
1542 try: |
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parents:
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|
1543 name, size = l.split('\0', 1) |
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|
1544 size = int(size) |
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|
1545 except (ValueError, TypeError): |
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|
1546 raise error.ResponseError( |
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diff
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|
1547 _('unexpected response from remote server:'), l) |
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|
1548 if repo.ui.debugflag: |
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parents:
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|
1549 repo.ui.debug('adding %s (%s)\n' % |
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diff
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|
1550 (name, util.bytecount(size))) |
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diff
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|
1551 # for backwards compat, name was partially encoded |
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|
1552 ofp = repo.svfs(store.decodedir(name), 'w') |
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|
1553 for chunk in util.filechunkiter(fp, limit=size): |
5095059340dc
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parents:
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diff
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|
1554 handled_bytes += len(chunk) |
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diff
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|
1555 repo.ui.progress(_('clone'), handled_bytes, |
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|
1556 total=total_bytes) |
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|
1557 ofp.write(chunk) |
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|
1558 ofp.close() |
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|
1559 tr.close() |
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|
1560 finally: |
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diff
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|
1561 tr.release() |
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|
1562 |
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|
1563 # Writing straight to files circumvented the inmemory caches |
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|
1564 repo.invalidate() |
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|
1565 |
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|
1566 elapsed = time.time() - start |
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|
1567 if elapsed <= 0: |
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|
1568 elapsed = 0.001 |
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|
1569 repo.ui.progress(_('clone'), None) |
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changeset
|
1570 repo.ui.status(_('transferred %s in %.1f seconds (%s/sec)\n') % |
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|
1571 (util.bytecount(total_bytes), elapsed, |
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diff
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|
1572 util.bytecount(total_bytes / elapsed))) |
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diff
changeset
|
1573 finally: |
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|
1574 lock.release() |