Mercurial > hg
annotate mercurial/exchange.py @ 23501:424d669118d3 stable
log: fix log revset instability
The log/graphlog revset was not producing stable results since it was
iterating over a dict. Now we sort before iterating to guarantee a fixed order.
This fixes some potential flakiness in the tests.
author | Durham Goode <durham@fb.com> |
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date | Mon, 08 Dec 2014 15:41:54 -0800 |
parents | 2e65da5f80df |
children | a81c76106d90 |
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 from i18n import _ |
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9 from node import hex, nullid |
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10 import errno, urllib |
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11 import util, scmutil, changegroup, base85, error |
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12 import discovery, phases, obsolete, bookmarks as bookmod, bundle2, pushkey |
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13 |
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14 def readbundle(ui, fh, fname, vfs=None): |
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15 header = changegroup.readexactly(fh, 4) |
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16 |
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17 alg = None |
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18 if not fname: |
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19 fname = "stream" |
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20 if not header.startswith('HG') and header.startswith('\0'): |
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21 fh = changegroup.headerlessfixup(fh, header) |
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22 header = "HG10" |
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23 alg = 'UN' |
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24 elif vfs: |
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25 fname = vfs.join(fname) |
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26 |
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27 magic, version = header[0:2], header[2:4] |
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28 |
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29 if magic != 'HG': |
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30 raise util.Abort(_('%s: not a Mercurial bundle') % fname) |
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31 if version == '10': |
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32 if alg is None: |
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33 alg = changegroup.readexactly(fh, 2) |
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34 return changegroup.cg1unpacker(fh, alg) |
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35 elif version == '2Y': |
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36 return bundle2.unbundle20(ui, fh, header=magic + version) |
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37 else: |
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38 raise util.Abort(_('%s: unknown bundle version %s') % (fname, version)) |
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39 |
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40 def buildobsmarkerspart(bundler, markers): |
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41 """add an obsmarker part to the bundler with <markers> |
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42 |
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43 No part is created if markers is empty. |
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44 Raises ValueError if the bundler doesn't support any known obsmarker format. |
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45 """ |
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46 if markers: |
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47 remoteversions = bundle2.obsmarkersversion(bundler.capabilities) |
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48 version = obsolete.commonversion(remoteversions) |
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49 if version is None: |
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50 raise ValueError('bundler do not support common obsmarker format') |
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51 stream = obsolete.encodemarkers(markers, True, version=version) |
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52 return bundler.newpart('B2X:OBSMARKERS', data=stream) |
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53 return None |
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54 |
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55 class pushoperation(object): |
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56 """A object that represent a single push operation |
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57 |
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58 It purpose is to carry push related state and very common operation. |
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59 |
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60 A new should be created at the beginning of each push and discarded |
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61 afterward. |
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62 """ |
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63 |
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64 def __init__(self, repo, remote, force=False, revs=None, newbranch=False, |
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65 bookmarks=()): |
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66 # repo we push from |
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67 self.repo = repo |
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68 self.ui = repo.ui |
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69 # repo we push to |
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70 self.remote = remote |
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71 # force option provided |
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72 self.force = force |
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73 # revs to be pushed (None is "all") |
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74 self.revs = revs |
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75 # bookmark explicitly pushed |
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76 self.bookmarks = bookmarks |
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77 # allow push of new branch |
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78 self.newbranch = newbranch |
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79 # did a local lock get acquired? |
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80 self.locallocked = None |
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81 # step already performed |
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82 # (used to check what steps have been already performed through bundle2) |
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83 self.stepsdone = set() |
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84 # Integer version of the changegroup push result |
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85 # - None means nothing to push |
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86 # - 0 means HTTP error |
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87 # - 1 means we pushed and remote head count is unchanged *or* |
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88 # we have outgoing changesets but refused to push |
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89 # - other values as described by addchangegroup() |
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90 self.cgresult = None |
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91 # Boolean value for the bookmark push |
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92 self.bkresult = None |
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93 # discover.outgoing object (contains common and outgoing data) |
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94 self.outgoing = None |
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95 # all remote heads before the push |
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96 self.remoteheads = None |
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97 # testable as a boolean indicating if any nodes are missing locally. |
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98 self.incoming = None |
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99 # phases changes that must be pushed along side the changesets |
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100 self.outdatedphases = None |
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101 # phases changes that must be pushed if changeset push fails |
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102 self.fallbackoutdatedphases = None |
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103 # outgoing obsmarkers |
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104 self.outobsmarkers = set() |
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105 # outgoing bookmarks |
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106 self.outbookmarks = [] |
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107 |
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108 @util.propertycache |
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109 def futureheads(self): |
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110 """future remote heads if the changeset push succeeds""" |
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111 return self.outgoing.missingheads |
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112 |
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113 @util.propertycache |
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114 def fallbackheads(self): |
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115 """future remote heads if the changeset push fails""" |
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116 if self.revs is None: |
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117 # not target to push, all common are relevant |
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118 return self.outgoing.commonheads |
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119 unfi = self.repo.unfiltered() |
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120 # I want cheads = heads(::missingheads and ::commonheads) |
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121 # (missingheads is revs with secret changeset filtered out) |
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122 # |
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123 # This can be expressed as: |
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124 # cheads = ( (missingheads and ::commonheads) |
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125 # + (commonheads and ::missingheads))" |
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126 # ) |
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127 # |
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128 # while trying to push we already computed the following: |
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129 # common = (::commonheads) |
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130 # missing = ((commonheads::missingheads) - commonheads) |
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131 # |
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132 # We can pick: |
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133 # * missingheads part of common (::commonheads) |
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134 common = set(self.outgoing.common) |
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135 nm = self.repo.changelog.nodemap |
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136 cheads = [node for node in self.revs if nm[node] in common] |
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137 # and |
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138 # * commonheads parents on missing |
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139 revset = unfi.set('%ln and parents(roots(%ln))', |
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140 self.outgoing.commonheads, |
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141 self.outgoing.missing) |
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142 cheads.extend(c.node() for c in revset) |
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143 return cheads |
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144 |
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145 @property |
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146 def commonheads(self): |
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147 """set of all common heads after changeset bundle push""" |
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148 if self.cgresult: |
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149 return self.futureheads |
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150 else: |
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151 return self.fallbackheads |
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152 |
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153 # mapping of message used when pushing bookmark |
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154 bookmsgmap = {'update': (_("updating bookmark %s\n"), |
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155 _('updating bookmark %s failed!\n')), |
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156 'export': (_("exporting bookmark %s\n"), |
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157 _('exporting bookmark %s failed!\n')), |
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158 'delete': (_("deleting remote bookmark %s\n"), |
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159 _('deleting remote bookmark %s failed!\n')), |
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160 } |
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161 |
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162 |
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163 def push(repo, remote, force=False, revs=None, newbranch=False, bookmarks=()): |
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164 '''Push outgoing changesets (limited by revs) from a local |
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165 repository to remote. Return an integer: |
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166 - None means nothing to push |
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167 - 0 means HTTP error |
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168 - 1 means we pushed and remote head count is unchanged *or* |
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169 we have outgoing changesets but refused to push |
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170 - other values as described by addchangegroup() |
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171 ''' |
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172 pushop = pushoperation(repo, remote, force, revs, newbranch, bookmarks) |
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173 if pushop.remote.local(): |
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174 missing = (set(pushop.repo.requirements) |
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175 - pushop.remote.local().supported) |
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176 if missing: |
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177 msg = _("required features are not" |
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178 " supported in the destination:" |
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179 " %s") % (', '.join(sorted(missing))) |
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180 raise util.Abort(msg) |
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181 |
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182 # there are two ways to push to remote repo: |
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183 # |
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184 # addchangegroup assumes local user can lock remote |
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185 # repo (local filesystem, old ssh servers). |
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186 # |
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187 # unbundle assumes local user cannot lock remote repo (new ssh |
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188 # servers, http servers). |
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189 |
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190 if not pushop.remote.canpush(): |
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191 raise util.Abort(_("destination does not support push")) |
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192 # get local lock as we might write phase data |
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193 locallock = None |
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194 try: |
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195 locallock = pushop.repo.lock() |
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196 pushop.locallocked = True |
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197 except IOError, err: |
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198 pushop.locallocked = False |
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199 if err.errno != errno.EACCES: |
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200 raise |
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201 # source repo cannot be locked. |
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202 # We do not abort the push, but just disable the local phase |
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203 # synchronisation. |
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204 msg = 'cannot lock source repository: %s\n' % err |
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205 pushop.ui.debug(msg) |
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206 try: |
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207 pushop.repo.checkpush(pushop) |
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208 lock = None |
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209 unbundle = pushop.remote.capable('unbundle') |
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210 if not unbundle: |
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211 lock = pushop.remote.lock() |
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212 try: |
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213 _pushdiscovery(pushop) |
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214 if (pushop.repo.ui.configbool('experimental', 'bundle2-exp', |
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215 False) |
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216 and pushop.remote.capable('bundle2-exp')): |
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217 _pushbundle2(pushop) |
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218 _pushchangeset(pushop) |
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219 _pushsyncphase(pushop) |
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220 _pushobsolete(pushop) |
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221 _pushbookmark(pushop) |
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222 finally: |
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223 if lock is not None: |
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224 lock.release() |
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225 finally: |
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226 if locallock is not None: |
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227 locallock.release() |
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228 |
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229 return pushop |
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230 |
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231 # list of steps to perform discovery before push |
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232 pushdiscoveryorder = [] |
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233 |
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234 # Mapping between step name and function |
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235 # |
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236 # This exists to help extensions wrap steps if necessary |
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237 pushdiscoverymapping = {} |
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238 |
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239 def pushdiscovery(stepname): |
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240 """decorator for function performing discovery before push |
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241 |
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242 The function is added to the step -> function mapping and appended to the |
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243 list of steps. Beware that decorated function will be added in order (this |
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244 may matter). |
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245 |
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246 You can only use this decorator for a new step, if you want to wrap a step |
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247 from an extension, change the pushdiscovery dictionary directly.""" |
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248 def dec(func): |
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249 assert stepname not in pushdiscoverymapping |
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250 pushdiscoverymapping[stepname] = func |
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251 pushdiscoveryorder.append(stepname) |
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252 return func |
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253 return dec |
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254 |
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255 def _pushdiscovery(pushop): |
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256 """Run all discovery steps""" |
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257 for stepname in pushdiscoveryorder: |
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258 step = pushdiscoverymapping[stepname] |
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259 step(pushop) |
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260 |
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261 @pushdiscovery('changeset') |
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262 def _pushdiscoverychangeset(pushop): |
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263 """discover the changeset that need to be pushed""" |
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264 unfi = pushop.repo.unfiltered() |
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265 fci = discovery.findcommonincoming |
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266 commoninc = fci(unfi, pushop.remote, force=pushop.force) |
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267 common, inc, remoteheads = commoninc |
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268 fco = discovery.findcommonoutgoing |
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269 outgoing = fco(unfi, pushop.remote, onlyheads=pushop.revs, |
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270 commoninc=commoninc, force=pushop.force) |
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271 pushop.outgoing = outgoing |
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272 pushop.remoteheads = remoteheads |
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273 pushop.incoming = inc |
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274 |
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275 @pushdiscovery('phase') |
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276 def _pushdiscoveryphase(pushop): |
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277 """discover the phase that needs to be pushed |
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278 |
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279 (computed for both success and failure case for changesets push)""" |
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280 outgoing = pushop.outgoing |
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281 unfi = pushop.repo.unfiltered() |
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282 remotephases = pushop.remote.listkeys('phases') |
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283 publishing = remotephases.get('publishing', False) |
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284 ana = phases.analyzeremotephases(pushop.repo, |
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285 pushop.fallbackheads, |
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286 remotephases) |
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287 pheads, droots = ana |
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288 extracond = '' |
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289 if not publishing: |
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290 extracond = ' and public()' |
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291 revset = 'heads((%%ln::%%ln) %s)' % extracond |
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292 # Get the list of all revs draft on remote by public here. |
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293 # XXX Beware that revset break if droots is not strictly |
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294 # XXX root we may want to ensure it is but it is costly |
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295 fallback = list(unfi.set(revset, droots, pushop.fallbackheads)) |
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296 if not outgoing.missing: |
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297 future = fallback |
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298 else: |
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299 # adds changeset we are going to push as draft |
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300 # |
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301 # should not be necessary for pushblishing server, but because of an |
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302 # issue fixed in xxxxx we have to do it anyway. |
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303 fdroots = list(unfi.set('roots(%ln + %ln::)', |
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304 outgoing.missing, droots)) |
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305 fdroots = [f.node() for f in fdroots] |
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306 future = list(unfi.set(revset, fdroots, pushop.futureheads)) |
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307 pushop.outdatedphases = future |
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308 pushop.fallbackoutdatedphases = fallback |
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309 |
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310 @pushdiscovery('obsmarker') |
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311 def _pushdiscoveryobsmarkers(pushop): |
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312 if (obsolete.isenabled(pushop.repo, obsolete.exchangeopt) |
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313 and pushop.repo.obsstore |
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314 and 'obsolete' in pushop.remote.listkeys('namespaces')): |
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315 repo = pushop.repo |
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316 # very naive computation, that can be quite expensive on big repo. |
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317 # However: evolution is currently slow on them anyway. |
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318 nodes = (c.node() for c in repo.set('::%ln', pushop.futureheads)) |
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319 pushop.outobsmarkers = pushop.repo.obsstore.relevantmarkers(nodes) |
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320 |
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321 @pushdiscovery('bookmarks') |
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322 def _pushdiscoverybookmarks(pushop): |
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323 ui = pushop.ui |
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324 repo = pushop.repo.unfiltered() |
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325 remote = pushop.remote |
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326 ui.debug("checking for updated bookmarks\n") |
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327 ancestors = () |
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328 if pushop.revs: |
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329 revnums = map(repo.changelog.rev, pushop.revs) |
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330 ancestors = repo.changelog.ancestors(revnums, inclusive=True) |
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331 remotebookmark = remote.listkeys('bookmarks') |
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332 |
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333 explicit = set(pushop.bookmarks) |
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334 |
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335 comp = bookmod.compare(repo, repo._bookmarks, remotebookmark, srchex=hex) |
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336 addsrc, adddst, advsrc, advdst, diverge, differ, invalid, same = comp |
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337 for b, scid, dcid in advsrc: |
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338 if b in explicit: |
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339 explicit.remove(b) |
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340 if not ancestors or repo[scid].rev() in ancestors: |
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341 pushop.outbookmarks.append((b, dcid, scid)) |
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342 # search added bookmark |
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343 for b, scid, dcid in addsrc: |
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344 if b in explicit: |
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345 explicit.remove(b) |
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346 pushop.outbookmarks.append((b, '', scid)) |
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347 # search for overwritten bookmark |
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348 for b, scid, dcid in advdst + diverge + differ: |
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349 if b in explicit: |
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350 explicit.remove(b) |
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351 pushop.outbookmarks.append((b, dcid, scid)) |
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352 # search for bookmark to delete |
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353 for b, scid, dcid in adddst: |
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354 if b in explicit: |
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355 explicit.remove(b) |
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356 # treat as "deleted locally" |
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357 pushop.outbookmarks.append((b, dcid, '')) |
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358 # identical bookmarks shouldn't get reported |
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359 for b, scid, dcid in same: |
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360 if b in explicit: |
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361 explicit.remove(b) |
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362 |
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363 if explicit: |
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364 explicit = sorted(explicit) |
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365 # we should probably list all of them |
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366 ui.warn(_('bookmark %s does not exist on the local ' |
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367 'or remote repository!\n') % explicit[0]) |
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368 pushop.bkresult = 2 |
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369 |
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370 pushop.outbookmarks.sort() |
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371 |
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372 def _pushcheckoutgoing(pushop): |
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373 outgoing = pushop.outgoing |
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374 unfi = pushop.repo.unfiltered() |
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375 if not outgoing.missing: |
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376 # nothing to push |
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377 scmutil.nochangesfound(unfi.ui, unfi, outgoing.excluded) |
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378 return False |
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379 # something to push |
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380 if not pushop.force: |
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381 # if repo.obsstore == False --> no obsolete |
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382 # then, save the iteration |
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383 if unfi.obsstore: |
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384 # this message are here for 80 char limit reason |
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385 mso = _("push includes obsolete changeset: %s!") |
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386 mst = {"unstable": _("push includes unstable changeset: %s!"), |
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387 "bumped": _("push includes bumped changeset: %s!"), |
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388 "divergent": _("push includes divergent changeset: %s!")} |
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389 # If we are to push if there is at least one |
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390 # obsolete or unstable changeset in missing, at |
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391 # least one of the missinghead will be obsolete or |
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392 # unstable. So checking heads only is ok |
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393 for node in outgoing.missingheads: |
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394 ctx = unfi[node] |
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395 if ctx.obsolete(): |
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396 raise util.Abort(mso % ctx) |
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397 elif ctx.troubled(): |
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398 raise util.Abort(mst[ctx.troubles()[0]] % ctx) |
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399 newbm = pushop.ui.configlist('bookmarks', 'pushing') |
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400 discovery.checkheads(unfi, pushop.remote, outgoing, |
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401 pushop.remoteheads, |
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402 pushop.newbranch, |
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403 bool(pushop.incoming), |
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404 newbm) |
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405 return True |
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406 |
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407 # List of names of steps to perform for an outgoing bundle2, order matters. |
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408 b2partsgenorder = [] |
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409 |
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410 # Mapping between step name and function |
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411 # |
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412 # This exists to help extensions wrap steps if necessary |
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413 b2partsgenmapping = {} |
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414 |
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415 def b2partsgenerator(stepname): |
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416 """decorator for function generating bundle2 part |
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417 |
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418 The function is added to the step -> function mapping and appended to the |
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419 list of steps. Beware that decorated functions will be added in order |
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420 (this may matter). |
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421 |
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422 You can only use this decorator for new steps, if you want to wrap a step |
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423 from an extension, attack the b2partsgenmapping dictionary directly.""" |
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424 def dec(func): |
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425 assert stepname not in b2partsgenmapping |
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426 b2partsgenmapping[stepname] = func |
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427 b2partsgenorder.append(stepname) |
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428 return func |
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429 return dec |
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430 |
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431 @b2partsgenerator('changeset') |
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432 def _pushb2ctx(pushop, bundler): |
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433 """handle changegroup push through bundle2 |
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434 |
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435 addchangegroup result is stored in the ``pushop.cgresult`` attribute. |
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436 """ |
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|
437 if 'changesets' in pushop.stepsdone: |
7a7def851ba0
push: use `stepsdone` to control changegroup push through bundle10 or bundle20
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21901
diff
changeset
|
438 return |
7a7def851ba0
push: use `stepsdone` to control changegroup push through bundle10 or bundle20
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21901
diff
changeset
|
439 pushop.stepsdone.add('changesets') |
21899
52ab44b979f4
bundle2-push: extract changegroup logic in its own function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21898
diff
changeset
|
440 # Send known heads to the server for race detection. |
21903
48f61cfb7576
bundle2-push: move changegroup push validation inside _pushb2ctx
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21902
diff
changeset
|
441 if not _pushcheckoutgoing(pushop): |
48f61cfb7576
bundle2-push: move changegroup push validation inside _pushb2ctx
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21902
diff
changeset
|
442 return |
48f61cfb7576
bundle2-push: move changegroup push validation inside _pushb2ctx
Pierre-Yves David <pierre-yves.david@fb.com>
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21902
diff
changeset
|
443 pushop.repo.prepushoutgoinghooks(pushop.repo, |
48f61cfb7576
bundle2-push: move changegroup push validation inside _pushb2ctx
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21902
diff
changeset
|
444 pushop.remote, |
48f61cfb7576
bundle2-push: move changegroup push validation inside _pushb2ctx
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21902
diff
changeset
|
445 pushop.outgoing) |
21899
52ab44b979f4
bundle2-push: extract changegroup logic in its own function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21898
diff
changeset
|
446 if not pushop.force: |
52ab44b979f4
bundle2-push: extract changegroup logic in its own function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21898
diff
changeset
|
447 bundler.newpart('B2X:CHECK:HEADS', data=iter(pushop.remoteheads)) |
22390
e2806b8613ca
changegroup: rename bundle-related functions and classes
Sune Foldager <cryo@cyanite.org>
parents:
22354
diff
changeset
|
448 cg = changegroup.getlocalchangegroup(pushop.repo, 'push', pushop.outgoing) |
21899
52ab44b979f4
bundle2-push: extract changegroup logic in its own function
Pierre-Yves David <pierre-yves.david@fb.com>
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21898
diff
changeset
|
449 cgpart = bundler.newpart('B2X:CHANGEGROUP', data=cg.getchunks()) |
52ab44b979f4
bundle2-push: extract changegroup logic in its own function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21898
diff
changeset
|
450 def handlereply(op): |
52ab44b979f4
bundle2-push: extract changegroup logic in its own function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21898
diff
changeset
|
451 """extract addchangroup returns from server reply""" |
52ab44b979f4
bundle2-push: extract changegroup logic in its own function
Pierre-Yves David <pierre-yves.david@fb.com>
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diff
changeset
|
452 cgreplies = op.records.getreplies(cgpart.id) |
52ab44b979f4
bundle2-push: extract changegroup logic in its own function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21898
diff
changeset
|
453 assert len(cgreplies['changegroup']) == 1 |
22615
4f14303e8954
push: rename `pushop.ret` to `pushop.cgresult`
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22543
diff
changeset
|
454 pushop.cgresult = cgreplies['changegroup'][0]['return'] |
21899
52ab44b979f4
bundle2-push: extract changegroup logic in its own function
Pierre-Yves David <pierre-yves.david@fb.com>
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21898
diff
changeset
|
455 return handlereply |
52ab44b979f4
bundle2-push: extract changegroup logic in its own function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21898
diff
changeset
|
456 |
22020
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
457 @b2partsgenerator('phase') |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
458 def _pushb2phases(pushop, bundler): |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
459 """handle phase push through bundle2""" |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
460 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
|
461 return |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
462 b2caps = bundle2.bundle2caps(pushop.remote) |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
463 if not 'b2x:pushkey' in b2caps: |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
464 return |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
465 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
|
466 part2node = [] |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
467 enc = pushkey.encode |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
468 for newremotehead in pushop.outdatedphases: |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
469 part = bundler.newpart('b2x:pushkey') |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
470 part.addparam('namespace', enc('phases')) |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
471 part.addparam('key', enc(newremotehead.hex())) |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
472 part.addparam('old', enc(str(phases.draft))) |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
473 part.addparam('new', enc(str(phases.public))) |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
474 part2node.append((part.id, newremotehead)) |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
475 def handlereply(op): |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
476 for partid, node in part2node: |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
477 partrep = op.records.getreplies(partid) |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
478 results = partrep['pushkey'] |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
479 assert len(results) <= 1 |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
480 msg = None |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
481 if not results: |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
482 msg = _('server ignored update of %s to public!\n') % node |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
483 elif not int(results[0]['return']): |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
484 msg = _('updating %s to public failed!\n') % node |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
485 if msg is not None: |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
486 pushop.ui.warn(msg) |
311979b773fb
push: include phase push in the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22019
diff
changeset
|
487 return handlereply |
21904
5fbccbcc07ea
bundle2-push: introduce a list of part generating functions
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21903
diff
changeset
|
488 |
22347
7198cb9b56b9
push: use bundle2 to push obsmarkers when possible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22346
diff
changeset
|
489 @b2partsgenerator('obsmarkers') |
7198cb9b56b9
push: use bundle2 to push obsmarkers when possible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22346
diff
changeset
|
490 def _pushb2obsmarkers(pushop, bundler): |
7198cb9b56b9
push: use bundle2 to push obsmarkers when possible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22346
diff
changeset
|
491 if 'obsmarkers' in pushop.stepsdone: |
7198cb9b56b9
push: use bundle2 to push obsmarkers when possible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22346
diff
changeset
|
492 return |
7198cb9b56b9
push: use bundle2 to push obsmarkers when possible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22346
diff
changeset
|
493 remoteversions = bundle2.obsmarkersversion(bundler.capabilities) |
7198cb9b56b9
push: use bundle2 to push obsmarkers when possible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22346
diff
changeset
|
494 if obsolete.commonversion(remoteversions) is None: |
7198cb9b56b9
push: use bundle2 to push obsmarkers when possible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22346
diff
changeset
|
495 return |
7198cb9b56b9
push: use bundle2 to push obsmarkers when possible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22346
diff
changeset
|
496 pushop.stepsdone.add('obsmarkers') |
7198cb9b56b9
push: use bundle2 to push obsmarkers when possible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22346
diff
changeset
|
497 if pushop.outobsmarkers: |
7198cb9b56b9
push: use bundle2 to push obsmarkers when possible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22346
diff
changeset
|
498 buildobsmarkerspart(bundler, pushop.outobsmarkers) |
7198cb9b56b9
push: use bundle2 to push obsmarkers when possible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22346
diff
changeset
|
499 |
22242
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
500 @b2partsgenerator('bookmarks') |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
501 def _pushb2bookmarks(pushop, bundler): |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
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parents:
22240
diff
changeset
|
502 """handle phase push through bundle2""" |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
503 if 'bookmarks' in pushop.stepsdone: |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
504 return |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
505 b2caps = bundle2.bundle2caps(pushop.remote) |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
506 if 'b2x:pushkey' not in b2caps: |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
507 return |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
508 pushop.stepsdone.add('bookmarks') |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
509 part2book = [] |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
510 enc = pushkey.encode |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
511 for book, old, new in pushop.outbookmarks: |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
512 part = bundler.newpart('b2x:pushkey') |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
513 part.addparam('namespace', enc('bookmarks')) |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
514 part.addparam('key', enc(book)) |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
515 part.addparam('old', enc(old)) |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
516 part.addparam('new', enc(new)) |
22650
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
517 action = 'update' |
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
518 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
|
519 action = 'export' |
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
520 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
|
521 action = 'delete' |
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
522 part2book.append((part.id, book, action)) |
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
523 |
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
524 |
22242
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
525 def handlereply(op): |
22650
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
526 ui = pushop.ui |
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
527 for partid, book, action in part2book: |
22242
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
528 partrep = op.records.getreplies(partid) |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
529 results = partrep['pushkey'] |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
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parents:
22240
diff
changeset
|
530 assert len(results) <= 1 |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
531 if not results: |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
532 pushop.ui.warn(_('server ignored bookmark %s update\n') % book) |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
533 else: |
ed222ebd61be
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parents:
22240
diff
changeset
|
534 ret = int(results[0]['return']) |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
535 if ret: |
22650
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
536 ui.status(bookmsgmap[action][0] % book) |
22242
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
537 else: |
22650
36952c91e6c3
push: prepare the issue of multiple kinds of messages
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22649
diff
changeset
|
538 ui.warn(bookmsgmap[action][1] % book) |
22649
1d7a2422b90c
push: set bkresult when pushing bookmarks through bundle2
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22645
diff
changeset
|
539 if pushop.bkresult is not None: |
1d7a2422b90c
push: set bkresult when pushing bookmarks through bundle2
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22645
diff
changeset
|
540 pushop.bkresult = 1 |
22242
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
541 return handlereply |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
542 |
ed222ebd61be
push: add bookmarks to the unified bundle2 push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22240
diff
changeset
|
543 |
21061
62d35f251c60
bundle2: allow using bundle2 for push
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21043
diff
changeset
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544 def _pushbundle2(pushop): |
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545 """push data to the remote using bundle2 |
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546 |
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547 The only currently supported type of data is changegroup but this will |
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548 evolve in the future.""" |
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549 bundler = bundle2.bundle20(pushop.ui, bundle2.bundle2caps(pushop.remote)) |
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550 # create reply capability |
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551 capsblob = bundle2.encodecaps(bundle2.getrepocaps(pushop.repo)) |
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552 bundler.newpart('b2x:replycaps', data=capsblob) |
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553 replyhandlers = [] |
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554 for partgenname in b2partsgenorder: |
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555 partgen = b2partsgenmapping[partgenname] |
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556 ret = partgen(pushop, bundler) |
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557 if callable(ret): |
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558 replyhandlers.append(ret) |
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559 # do not push if nothing to push |
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560 if bundler.nbparts <= 1: |
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561 return |
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562 stream = util.chunkbuffer(bundler.getchunks()) |
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563 try: |
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564 reply = pushop.remote.unbundle(stream, ['force'], 'push') |
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565 except error.BundleValueError, exc: |
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566 raise util.Abort('missing support for %s' % exc) |
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567 try: |
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568 op = bundle2.processbundle(pushop.repo, reply) |
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569 except error.BundleValueError, exc: |
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570 raise util.Abort('missing support for %s' % exc) |
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571 for rephand in replyhandlers: |
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572 rephand(op) |
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573 |
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574 def _pushchangeset(pushop): |
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575 """Make the actual push of changeset bundle to remote repo""" |
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576 if 'changesets' in pushop.stepsdone: |
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577 return |
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578 pushop.stepsdone.add('changesets') |
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579 if not _pushcheckoutgoing(pushop): |
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580 return |
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581 pushop.repo.prepushoutgoinghooks(pushop.repo, |
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582 pushop.remote, |
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583 pushop.outgoing) |
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584 outgoing = pushop.outgoing |
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585 unbundle = pushop.remote.capable('unbundle') |
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586 # TODO: get bundlecaps from remote |
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587 bundlecaps = None |
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588 # create a changegroup from local |
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589 if pushop.revs is None and not (outgoing.excluded |
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590 or pushop.repo.changelog.filteredrevs): |
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591 # push everything, |
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592 # use the fast path, no race possible on push |
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593 bundler = changegroup.cg1packer(pushop.repo, bundlecaps) |
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594 cg = changegroup.getsubset(pushop.repo, |
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595 outgoing, |
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596 bundler, |
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597 'push', |
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598 fastpath=True) |
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599 else: |
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600 cg = changegroup.getlocalchangegroup(pushop.repo, 'push', outgoing, |
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601 bundlecaps) |
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602 |
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603 # apply changegroup to remote |
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604 if unbundle: |
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605 # local repo finds heads on server, finds out what |
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606 # revs it must push. once revs transferred, if server |
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607 # finds it has different heads (someone else won |
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608 # commit/push race), server aborts. |
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609 if pushop.force: |
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610 remoteheads = ['force'] |
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611 else: |
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612 remoteheads = pushop.remoteheads |
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613 # ssh: return remote's addchangegroup() |
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614 # http: return remote's addchangegroup() or 0 for error |
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615 pushop.cgresult = pushop.remote.unbundle(cg, remoteheads, |
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616 pushop.repo.url()) |
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617 else: |
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618 # we return an integer indicating remote head count |
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619 # change |
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620 pushop.cgresult = pushop.remote.addchangegroup(cg, 'push', |
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621 pushop.repo.url()) |
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622 |
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623 def _pushsyncphase(pushop): |
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624 """synchronise phase information locally and remotely""" |
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625 cheads = pushop.commonheads |
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626 # even when we don't push, exchanging phase data is useful |
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627 remotephases = pushop.remote.listkeys('phases') |
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628 if (pushop.ui.configbool('ui', '_usedassubrepo', False) |
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629 and remotephases # server supports phases |
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630 and pushop.cgresult is None # nothing was pushed |
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631 and remotephases.get('publishing', False)): |
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632 # When: |
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633 # - this is a subrepo push |
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634 # - and remote support phase |
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635 # - and no changeset was pushed |
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636 # - and remote is publishing |
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637 # We may be in issue 3871 case! |
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638 # We drop the possible phase synchronisation done by |
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639 # courtesy to publish changesets possibly locally draft |
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640 # on the remote. |
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641 remotephases = {'publishing': 'True'} |
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642 if not remotephases: # old server or public only reply from non-publishing |
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643 _localphasemove(pushop, cheads) |
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644 # don't push any phase data as there is nothing to push |
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645 else: |
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646 ana = phases.analyzeremotephases(pushop.repo, cheads, |
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647 remotephases) |
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648 pheads, droots = ana |
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649 ### Apply remote phase on local |
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650 if remotephases.get('publishing', False): |
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651 _localphasemove(pushop, cheads) |
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652 else: # publish = False |
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653 _localphasemove(pushop, pheads) |
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654 _localphasemove(pushop, cheads, phases.draft) |
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655 ### Apply local phase on remote |
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656 |
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657 if pushop.cgresult: |
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658 if 'phases' in pushop.stepsdone: |
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659 # phases already pushed though bundle2 |
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660 return |
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661 outdated = pushop.outdatedphases |
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662 else: |
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663 outdated = pushop.fallbackoutdatedphases |
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664 |
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665 pushop.stepsdone.add('phases') |
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666 |
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667 # filter heads already turned public by the push |
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668 outdated = [c for c in outdated if c.node() not in pheads] |
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669 # fallback to independent pushkey command |
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670 for newremotehead in outdated: |
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671 r = pushop.remote.pushkey('phases', |
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672 newremotehead.hex(), |
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673 str(phases.draft), |
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674 str(phases.public)) |
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675 if not r: |
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676 pushop.ui.warn(_('updating %s to public failed!\n') |
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677 % newremotehead) |
20441
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678 |
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679 def _localphasemove(pushop, nodes, phase=phases.public): |
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680 """move <nodes> to <phase> in the local source repo""" |
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681 if pushop.locallocked: |
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682 tr = pushop.repo.transaction('push-phase-sync') |
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683 try: |
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684 phases.advanceboundary(pushop.repo, tr, phase, nodes) |
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685 tr.close() |
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686 finally: |
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687 tr.release() |
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688 else: |
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689 # repo is not locked, do not change any phases! |
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690 # Informs the user that phases should have been moved when |
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691 # applicable. |
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692 actualmoves = [n for n in nodes if phase < pushop.repo[n].phase()] |
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693 phasestr = phases.phasenames[phase] |
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694 if actualmoves: |
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695 pushop.ui.status(_('cannot lock source repo, skipping ' |
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696 'local %s phase update\n') % phasestr) |
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697 |
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698 def _pushobsolete(pushop): |
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699 """utility function to push obsolete markers to a remote""" |
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700 if 'obsmarkers' in pushop.stepsdone: |
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701 return |
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702 pushop.ui.debug('try to push obsolete markers to remote\n') |
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703 repo = pushop.repo |
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704 remote = pushop.remote |
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705 pushop.stepsdone.add('obsmarkers') |
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|
706 if pushop.outobsmarkers: |
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707 rslts = [] |
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708 remotedata = obsolete._pushkeyescape(pushop.outobsmarkers) |
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709 for key in sorted(remotedata, reverse=True): |
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|
710 # reverse sort to ensure we end with dump0 |
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711 data = remotedata[key] |
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712 rslts.append(remote.pushkey('obsolete', key, '', data)) |
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713 if [r for r in rslts if not r]: |
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714 msg = _('failed to push some obsolete markers!\n') |
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715 repo.ui.warn(msg) |
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|
716 |
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|
717 def _pushbookmark(pushop): |
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diff
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|
718 """Update bookmark position on remote""" |
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Pierre-Yves David <pierre-yves.david@fb.com>
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diff
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|
719 if pushop.cgresult == 0 or 'bookmarks' in pushop.stepsdone: |
22228
a3dc2d385490
pushbookmark: do not attempt to update bookmarks if the push failed (BC)
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parents:
22227
diff
changeset
|
720 return |
22240
d092f4b68fb6
push: use stepsdone to control bookmark push
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22239
diff
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|
721 pushop.stepsdone.add('bookmarks') |
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|
722 ui = pushop.ui |
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|
723 remote = pushop.remote |
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diff
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|
724 |
22239
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22238
diff
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|
725 for b, old, new in pushop.outbookmarks: |
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726 action = 'update' |
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|
727 if not old: |
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diff
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|
728 action = 'export' |
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diff
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|
729 elif not new: |
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|
730 action = 'delete' |
22239
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push: move bookmark discovery with other discovery steps
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diff
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|
731 if remote.pushkey('bookmarks', b, old, new): |
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diff
changeset
|
732 ui.status(bookmsgmap[action][0] % b) |
20352
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diff
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|
733 else: |
22650
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diff
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|
734 ui.warn(bookmsgmap[action][1] % b) |
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diff
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|
735 # discovery can have set the value form invalid entry |
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diff
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|
736 if pushop.bkresult is not None: |
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diff
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|
737 pushop.bkresult = 1 |
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6b4c789d618d
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diff
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|
738 |
20472
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|
739 class pulloperation(object): |
b97a453b8c27
pull: introduce a pulloperation object
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|
740 """A object that represent a single pull operation |
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741 |
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pull: introduce a pulloperation object
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changeset
|
742 It purpose is to carry push related state and very common operation. |
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diff
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|
743 |
21024
7731a2281cf0
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parents:
21012
diff
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|
744 A new should be created at the beginning of each pull and discarded |
20472
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diff
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|
745 afterward. |
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diff
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|
746 """ |
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changeset
|
747 |
22654
02e0a574bcd3
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22653
diff
changeset
|
748 def __init__(self, repo, remote, heads=None, force=False, bookmarks=()): |
20596
004a1744088d
exchange: fix docs for pulloperation
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parents:
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diff
changeset
|
749 # repo we pull into |
20472
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diff
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|
750 self.repo = repo |
20596
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exchange: fix docs for pulloperation
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parents:
20489
diff
changeset
|
751 # repo we pull from |
20473
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parents:
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diff
changeset
|
752 self.remote = remote |
20474
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parents:
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diff
changeset
|
753 # revision we try to pull (None is "all") |
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754 self.heads = heads |
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755 # bookmark pulled explicitly |
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756 self.explicitbookmarks = bookmarks |
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757 # do we force pull? |
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758 self.force = force |
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759 # the name the pull transaction |
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760 self._trname = 'pull\n' + util.hidepassword(remote.url()) |
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761 # hold the transaction once created |
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762 self._tr = None |
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763 # set of common changeset between local and remote before pull |
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764 self.common = None |
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765 # set of pulled head |
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766 self.rheads = None |
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767 # list of missing changeset to fetch remotely |
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768 self.fetch = None |
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769 # remote bookmarks data |
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770 self.remotebookmarks = None |
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771 # result of changegroup pulling (used as return code by pull) |
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772 self.cgresult = None |
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773 # list of step already done |
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774 self.stepsdone = set() |
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775 |
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|
776 @util.propertycache |
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777 def pulledsubset(self): |
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778 """heads of the set of changeset target by the pull""" |
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779 # compute target subset |
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780 if self.heads is None: |
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781 # We pulled every thing possible |
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782 # sync on everything common |
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783 c = set(self.common) |
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784 ret = list(self.common) |
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785 for n in self.rheads: |
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786 if n not in c: |
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787 ret.append(n) |
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788 return ret |
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789 else: |
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790 # We pulled a specific subset |
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791 # sync on this subset |
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792 return self.heads |
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793 |
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794 def gettransaction(self): |
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795 """get appropriate pull transaction, creating it if needed""" |
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796 if self._tr is None: |
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797 self._tr = self.repo.transaction(self._trname) |
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798 self._tr.hookargs['source'] = 'pull' |
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799 self._tr.hookargs['url'] = self.remote.url() |
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800 return self._tr |
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801 |
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|
802 def closetransaction(self): |
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803 """close transaction if created""" |
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804 if self._tr is not None: |
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805 repo = self.repo |
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806 cl = repo.unfiltered().changelog |
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807 p = cl.writepending() and repo.root or "" |
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808 p = cl.writepending() and repo.root or "" |
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809 repo.hook('b2x-pretransactionclose', throw=True, pending=p, |
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810 **self._tr.hookargs) |
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811 self._tr.close() |
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812 hookargs = dict(self._tr.hookargs) |
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813 def runhooks(): |
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814 repo.hook('b2x-transactionclose', **hookargs) |
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815 repo._afterlock(runhooks) |
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816 |
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817 def releasetransaction(self): |
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818 """release transaction if created""" |
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819 if self._tr is not None: |
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820 self._tr.release() |
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821 |
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822 def pull(repo, remote, heads=None, force=False, bookmarks=()): |
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823 pullop = pulloperation(repo, remote, heads, force, bookmarks=bookmarks) |
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824 if pullop.remote.local(): |
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825 missing = set(pullop.remote.requirements) - pullop.repo.supported |
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826 if missing: |
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827 msg = _("required features are not" |
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828 " supported in the destination:" |
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829 " %s") % (', '.join(sorted(missing))) |
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830 raise util.Abort(msg) |
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831 |
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832 pullop.remotebookmarks = remote.listkeys('bookmarks') |
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833 lock = pullop.repo.lock() |
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834 try: |
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835 _pulldiscovery(pullop) |
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836 if (pullop.repo.ui.configbool('experimental', 'bundle2-exp', False) |
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837 and pullop.remote.capable('bundle2-exp')): |
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838 _pullbundle2(pullop) |
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839 _pullchangeset(pullop) |
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840 _pullphase(pullop) |
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841 _pullbookmarks(pullop) |
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842 _pullobsolete(pullop) |
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843 pullop.closetransaction() |
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844 finally: |
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845 pullop.releasetransaction() |
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846 lock.release() |
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847 |
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848 return pullop |
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849 |
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850 # list of steps to perform discovery before pull |
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851 pulldiscoveryorder = [] |
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852 |
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853 # Mapping between step name and function |
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854 # |
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855 # This exists to help extensions wrap steps if necessary |
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856 pulldiscoverymapping = {} |
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857 |
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858 def pulldiscovery(stepname): |
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859 """decorator for function performing discovery before pull |
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860 |
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861 The function is added to the step -> function mapping and appended to the |
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862 list of steps. Beware that decorated function will be added in order (this |
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863 may matter). |
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864 |
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865 You can only use this decorator for a new step, if you want to wrap a step |
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866 from an extension, change the pulldiscovery dictionary directly.""" |
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867 def dec(func): |
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868 assert stepname not in pulldiscoverymapping |
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869 pulldiscoverymapping[stepname] = func |
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870 pulldiscoveryorder.append(stepname) |
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871 return func |
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872 return dec |
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873 |
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874 def _pulldiscovery(pullop): |
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875 """Run all discovery steps""" |
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876 for stepname in pulldiscoveryorder: |
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877 step = pulldiscoverymapping[stepname] |
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878 step(pullop) |
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879 |
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880 @pulldiscovery('changegroup') |
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881 def _pulldiscoverychangegroup(pullop): |
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882 """discovery phase for the pull |
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883 |
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884 Current handle changeset discovery only, will change handle all discovery |
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885 at some point.""" |
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886 tmp = discovery.findcommonincoming(pullop.repo.unfiltered(), |
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887 pullop.remote, |
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888 heads=pullop.heads, |
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889 force=pullop.force) |
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890 pullop.common, pullop.fetch, pullop.rheads = tmp |
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891 |
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892 def _pullbundle2(pullop): |
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893 """pull data using bundle2 |
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894 |
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895 For now, the only supported data are changegroup.""" |
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896 remotecaps = bundle2.bundle2caps(pullop.remote) |
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897 kwargs = {'bundlecaps': caps20to10(pullop.repo)} |
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898 # pulling changegroup |
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899 pullop.stepsdone.add('changegroup') |
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900 |
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901 kwargs['common'] = pullop.common |
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902 kwargs['heads'] = pullop.heads or pullop.rheads |
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903 kwargs['cg'] = pullop.fetch |
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904 if 'b2x:listkeys' in remotecaps: |
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905 kwargs['listkeys'] = ['phase', 'bookmarks'] |
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906 if not pullop.fetch: |
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907 pullop.repo.ui.status(_("no changes found\n")) |
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908 pullop.cgresult = 0 |
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909 else: |
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910 if pullop.heads is None and list(pullop.common) == [nullid]: |
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911 pullop.repo.ui.status(_("requesting all changes\n")) |
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912 if obsolete.isenabled(pullop.repo, obsolete.exchangeopt): |
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913 remoteversions = bundle2.obsmarkersversion(remotecaps) |
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914 if obsolete.commonversion(remoteversions) is not None: |
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915 kwargs['obsmarkers'] = True |
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916 pullop.stepsdone.add('obsmarkers') |
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917 _pullbundle2extraprepare(pullop, kwargs) |
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918 if kwargs.keys() == ['format']: |
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919 return # nothing to pull |
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920 bundle = pullop.remote.getbundle('pull', **kwargs) |
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921 try: |
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922 op = bundle2.processbundle(pullop.repo, bundle, pullop.gettransaction) |
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923 except error.BundleValueError, exc: |
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924 raise util.Abort('missing support for %s' % exc) |
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925 |
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926 if pullop.fetch: |
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927 changedheads = 0 |
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928 pullop.cgresult = 1 |
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929 for cg in op.records['changegroup']: |
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930 ret = cg['return'] |
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931 # If any changegroup result is 0, return 0 |
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|
932 if ret == 0: |
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|
933 pullop.cgresult = 0 |
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|
934 break |
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|
935 if ret < -1: |
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936 changedheads += ret + 1 |
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|
937 elif ret > 1: |
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|
938 changedheads += ret - 1 |
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939 if changedheads > 0: |
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940 pullop.cgresult = 1 + changedheads |
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|
941 elif changedheads < 0: |
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|
942 pullop.cgresult = -1 + changedheads |
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943 |
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944 # processing phases change |
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|
945 for namespace, value in op.records['listkeys']: |
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|
946 if namespace == 'phases': |
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947 _pullapplyphases(pullop, value) |
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948 |
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949 # processing bookmark update |
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950 for namespace, value in op.records['listkeys']: |
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951 if namespace == 'bookmarks': |
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952 pullop.remotebookmarks = value |
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|
953 _pullbookmarks(pullop) |
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|
954 |
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|
955 def _pullbundle2extraprepare(pullop, kwargs): |
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|
956 """hook function so that extensions can extend the getbundle call""" |
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957 pass |
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|
958 |
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|
959 def _pullchangeset(pullop): |
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|
960 """pull changeset from unbundle into the local repo""" |
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|
961 # We delay the open of the transaction as late as possible so we |
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|
962 # don't open transaction for nothing or you break future useful |
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|
963 # rollback call |
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|
964 if 'changegroup' in pullop.stepsdone: |
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diff
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|
965 return |
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|
966 pullop.stepsdone.add('changegroup') |
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|
967 if not pullop.fetch: |
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|
968 pullop.repo.ui.status(_("no changes found\n")) |
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|
969 pullop.cgresult = 0 |
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|
970 return |
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971 pullop.gettransaction() |
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972 if pullop.heads is None and list(pullop.common) == [nullid]: |
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973 pullop.repo.ui.status(_("requesting all changes\n")) |
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974 elif pullop.heads is None and pullop.remote.capable('changegroupsubset'): |
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975 # issue1320, avoid a race if remote changed after discovery |
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976 pullop.heads = pullop.rheads |
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977 |
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978 if pullop.remote.capable('getbundle'): |
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979 # TODO: get bundlecaps from remote |
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980 cg = pullop.remote.getbundle('pull', common=pullop.common, |
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981 heads=pullop.heads or pullop.rheads) |
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982 elif pullop.heads is None: |
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983 cg = pullop.remote.changegroup(pullop.fetch, 'pull') |
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984 elif not pullop.remote.capable('changegroupsubset'): |
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985 raise util.Abort(_("partial pull cannot be done because " |
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986 "other repository doesn't support " |
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987 "changegroupsubset.")) |
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988 else: |
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989 cg = pullop.remote.changegroupsubset(pullop.fetch, pullop.heads, 'pull') |
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990 pullop.cgresult = changegroup.addchangegroup(pullop.repo, cg, 'pull', |
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991 pullop.remote.url()) |
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992 |
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993 def _pullphase(pullop): |
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994 # Get remote phases data from remote |
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995 if 'phases' in pullop.stepsdone: |
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996 return |
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997 remotephases = pullop.remote.listkeys('phases') |
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998 _pullapplyphases(pullop, remotephases) |
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999 |
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1000 def _pullapplyphases(pullop, remotephases): |
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1001 """apply phase movement from observed remote state""" |
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1002 if 'phases' in pullop.stepsdone: |
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1003 return |
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1004 pullop.stepsdone.add('phases') |
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1005 publishing = bool(remotephases.get('publishing', False)) |
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1006 if remotephases and not publishing: |
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1007 # remote is new and unpublishing |
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1008 pheads, _dr = phases.analyzeremotephases(pullop.repo, |
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1009 pullop.pulledsubset, |
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1010 remotephases) |
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1011 dheads = pullop.pulledsubset |
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1012 else: |
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1013 # Remote is old or publishing all common changesets |
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1014 # should be seen as public |
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1015 pheads = pullop.pulledsubset |
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1016 dheads = [] |
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1017 unfi = pullop.repo.unfiltered() |
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1018 phase = unfi._phasecache.phase |
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1019 rev = unfi.changelog.nodemap.get |
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1020 public = phases.public |
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1021 draft = phases.draft |
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1022 |
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1023 # exclude changesets already public locally and update the others |
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1024 pheads = [pn for pn in pheads if phase(unfi, rev(pn)) > public] |
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1025 if pheads: |
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1026 tr = pullop.gettransaction() |
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1027 phases.advanceboundary(pullop.repo, tr, public, pheads) |
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1028 |
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1029 # exclude changesets already draft locally and update the others |
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1030 dheads = [pn for pn in dheads if phase(unfi, rev(pn)) > draft] |
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1031 if dheads: |
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1032 tr = pullop.gettransaction() |
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1033 phases.advanceboundary(pullop.repo, tr, draft, dheads) |
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1034 |
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1035 def _pullbookmarks(pullop): |
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1036 """process the remote bookmark information to update the local one""" |
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1037 if 'bookmarks' in pullop.stepsdone: |
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1038 return |
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1039 pullop.stepsdone.add('bookmarks') |
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1040 repo = pullop.repo |
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1041 remotebookmarks = pullop.remotebookmarks |
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1042 bookmod.updatefromremote(repo.ui, repo, remotebookmarks, |
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1043 pullop.remote.url(), |
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1044 pullop.gettransaction, |
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1045 explicit=pullop.explicitbookmarks) |
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1046 |
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1047 def _pullobsolete(pullop): |
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1048 """utility function to pull obsolete markers from a remote |
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1049 |
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1050 The `gettransaction` is function that return the pull transaction, creating |
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1051 one if necessary. We return the transaction to inform the calling code that |
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1052 a new transaction have been created (when applicable). |
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1053 |
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1054 Exists mostly to allow overriding for experimentation purpose""" |
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1055 if 'obsmarkers' in pullop.stepsdone: |
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1056 return |
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1057 pullop.stepsdone.add('obsmarkers') |
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1058 tr = None |
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1059 if obsolete.isenabled(pullop.repo, obsolete.exchangeopt): |
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1060 pullop.repo.ui.debug('fetching remote obsolete markers\n') |
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1061 remoteobs = pullop.remote.listkeys('obsolete') |
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1062 if 'dump0' in remoteobs: |
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1063 tr = pullop.gettransaction() |
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1064 for key in sorted(remoteobs, reverse=True): |
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1065 if key.startswith('dump'): |
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1066 data = base85.b85decode(remoteobs[key]) |
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1067 pullop.repo.obsstore.mergemarkers(tr, data) |
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1068 pullop.repo.invalidatevolatilesets() |
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1069 return tr |
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1070 |
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|
1071 def caps20to10(repo): |
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|
1072 """return a set with appropriate options to use bundle20 during getbundle""" |
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1073 caps = set(['HG2Y']) |
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1074 capsblob = bundle2.encodecaps(bundle2.getrepocaps(repo)) |
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1075 caps.add('bundle2=' + urllib.quote(capsblob)) |
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1076 return caps |
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1077 |
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1078 # List of names of steps to perform for a bundle2 for getbundle, order matters. |
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1079 getbundle2partsorder = [] |
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1080 |
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1081 # Mapping between step name and function |
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1082 # |
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1083 # This exists to help extensions wrap steps if necessary |
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1084 getbundle2partsmapping = {} |
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1085 |
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1086 def getbundle2partsgenerator(stepname): |
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1087 """decorator for function generating bundle2 part for getbundle |
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1088 |
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1089 The function is added to the step -> function mapping and appended to the |
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1090 list of steps. Beware that decorated functions will be added in order |
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1091 (this may matter). |
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1092 |
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1093 You can only use this decorator for new steps, if you want to wrap a step |
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1094 from an extension, attack the getbundle2partsmapping dictionary directly.""" |
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1095 def dec(func): |
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1096 assert stepname not in getbundle2partsmapping |
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1097 getbundle2partsmapping[stepname] = func |
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1098 getbundle2partsorder.append(stepname) |
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1099 return func |
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1100 return dec |
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1101 |
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1102 def getbundle(repo, source, heads=None, common=None, bundlecaps=None, |
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1103 **kwargs): |
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1104 """return a full bundle (with potentially multiple kind of parts) |
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1105 |
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1106 Could be a bundle HG10 or a bundle HG2Y depending on bundlecaps |
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1107 passed. For now, the bundle can contain only changegroup, but this will |
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1108 changes when more part type will be available for bundle2. |
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1109 |
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1110 This is different from changegroup.getchangegroup that only returns an HG10 |
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1111 changegroup bundle. They may eventually get reunited in the future when we |
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1112 have a clearer idea of the API we what to query different data. |
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1113 |
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1114 The implementation is at a very early stage and will get massive rework |
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1115 when the API of bundle is refined. |
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1116 """ |
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1117 # bundle10 case |
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1118 if bundlecaps is None or 'HG2Y' not in bundlecaps: |
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1119 if bundlecaps and not kwargs.get('cg', True): |
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1120 raise ValueError(_('request for bundle10 must include changegroup')) |
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1121 |
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1122 if kwargs: |
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1123 raise ValueError(_('unsupported getbundle arguments: %s') |
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1124 % ', '.join(sorted(kwargs.keys()))) |
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1125 return changegroup.getchangegroup(repo, source, heads=heads, |
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1126 common=common, bundlecaps=bundlecaps) |
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1127 |
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1128 # bundle20 case |
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1129 b2caps = {} |
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1130 for bcaps in bundlecaps: |
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1131 if bcaps.startswith('bundle2='): |
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1132 blob = urllib.unquote(bcaps[len('bundle2='):]) |
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1133 b2caps.update(bundle2.decodecaps(blob)) |
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1134 bundler = bundle2.bundle20(repo.ui, b2caps) |
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1135 |
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1136 for name in getbundle2partsorder: |
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1137 func = getbundle2partsmapping[name] |
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1138 kwargs['heads'] = heads |
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1139 kwargs['common'] = common |
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1140 func(bundler, repo, source, bundlecaps=bundlecaps, b2caps=b2caps, |
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1141 **kwargs) |
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1142 |
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1143 return util.chunkbuffer(bundler.getchunks()) |
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1144 |
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1145 @getbundle2partsgenerator('changegroup') |
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1146 def _getbundlechangegrouppart(bundler, repo, source, bundlecaps=None, |
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1147 b2caps=None, heads=None, common=None, **kwargs): |
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1148 """add a changegroup part to the requested bundle""" |
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1149 cg = None |
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1150 if kwargs.get('cg', True): |
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1151 # build changegroup bundle here. |
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1152 cg = changegroup.getchangegroup(repo, source, heads=heads, |
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1153 common=common, bundlecaps=bundlecaps) |
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1154 |
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1155 if cg: |
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1156 bundler.newpart('b2x:changegroup', data=cg.getchunks()) |
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1157 |
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1158 @getbundle2partsgenerator('listkeys') |
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1159 def _getbundlelistkeysparts(bundler, repo, source, bundlecaps=None, |
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1160 b2caps=None, **kwargs): |
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1161 """add parts containing listkeys namespaces to the requested bundle""" |
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1162 listkeys = kwargs.get('listkeys', ()) |
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1163 for namespace in listkeys: |
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1164 part = bundler.newpart('b2x:listkeys') |
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1165 part.addparam('namespace', namespace) |
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1166 keys = repo.listkeys(namespace).items() |
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1167 part.data = pushkey.encodekeys(keys) |
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1168 |
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1169 @getbundle2partsgenerator('obsmarkers') |
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1170 def _getbundleobsmarkerpart(bundler, repo, source, bundlecaps=None, |
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1171 b2caps=None, heads=None, **kwargs): |
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1172 """add an obsolescence markers part to the requested bundle""" |
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1173 if kwargs.get('obsmarkers', False): |
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1174 if heads is None: |
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1175 heads = repo.heads() |
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1176 subset = [c.node() for c in repo.set('::%ln', heads)] |
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1177 markers = repo.obsstore.relevantmarkers(subset) |
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1178 buildobsmarkerspart(bundler, markers) |
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1179 |
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1180 def check_heads(repo, their_heads, context): |
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1181 """check if the heads of a repo have been modified |
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1182 |
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1183 Used by peer for unbundling. |
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1184 """ |
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1185 heads = repo.heads() |
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1186 heads_hash = util.sha1(''.join(sorted(heads))).digest() |
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1187 if not (their_heads == ['force'] or their_heads == heads or |
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1188 their_heads == ['hashed', heads_hash]): |
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1189 # someone else committed/pushed/unbundled while we |
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1190 # were transferring data |
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1191 raise error.PushRaced('repository changed while %s - ' |
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1192 'please try again' % context) |
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1193 |
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1194 def unbundle(repo, cg, heads, source, url): |
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1195 """Apply a bundle to a repo. |
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1196 |
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1197 this function makes sure the repo is locked during the application and have |
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1198 mechanism to check that no push race occurred between the creation of the |
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1199 bundle and its application. |
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1200 |
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1201 If the push was raced as PushRaced exception is raised.""" |
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1202 r = 0 |
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1203 # need a transaction when processing a bundle2 stream |
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1204 tr = None |
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1205 lock = repo.lock() |
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1206 try: |
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1207 check_heads(repo, heads, 'uploading changes') |
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1208 # push can proceed |
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1209 if util.safehasattr(cg, 'params'): |
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1210 try: |
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1211 tr = repo.transaction('unbundle') |
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1212 tr.hookargs['source'] = source |
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1213 tr.hookargs['url'] = url |
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1214 tr.hookargs['bundle2-exp'] = '1' |
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1215 r = bundle2.processbundle(repo, cg, lambda: tr).reply |
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1216 cl = repo.unfiltered().changelog |
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1217 p = cl.writepending() and repo.root or "" |
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1218 repo.hook('b2x-pretransactionclose', throw=True, pending=p, |
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1219 **tr.hookargs) |
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1220 tr.close() |
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1221 hookargs = dict(tr.hookargs) |
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1222 def runhooks(): |
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1223 repo.hook('b2x-transactionclose', **hookargs) |
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1224 repo._afterlock(runhooks) |
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1225 except Exception, exc: |
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1226 exc.duringunbundle2 = True |
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1227 raise |
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1228 else: |
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1229 r = changegroup.addchangegroup(repo, cg, source, url) |
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1230 finally: |
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1231 if tr is not None: |
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1232 tr.release() |
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1233 lock.release() |
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1234 return r |