Mercurial > hg
annotate mercurial/wireproto.py @ 37612:5e71dea79aae
wireproto: move value encoding functions to wireprototypes (API)
These functions should live in the same place. I plan to separate
client from server code in upcoming commits. wireprototypes is
where we are putting shared code like this.
Differential Revision: https://phab.mercurial-scm.org/D3257
author | Gregory Szorc <gregory.szorc@gmail.com> |
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date | Wed, 11 Apr 2018 10:50:58 -0700 |
parents | 3a2367e6c6f2 |
children | 96d735601ca1 |
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1 # wireproto.py - generic wire protocol support functions |
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2 # |
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3 # Copyright 2005-2010 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 __future__ import absolute_import |
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9 |
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10 import hashlib |
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11 import os |
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12 import tempfile |
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13 |
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14 from .i18n import _ |
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15 from .node import ( |
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16 bin, |
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17 hex, |
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18 nullid, |
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19 ) |
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20 |
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21 from . import ( |
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22 bundle2, |
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23 changegroup as changegroupmod, |
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24 discovery, |
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25 encoding, |
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26 error, |
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27 exchange, |
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28 peer, |
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29 pushkey as pushkeymod, |
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30 pycompat, |
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31 repository, |
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32 streamclone, |
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33 util, |
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34 wireprototypes, |
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35 ) |
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36 |
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37 from .utils import ( |
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38 procutil, |
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39 stringutil, |
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40 ) |
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41 |
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42 urlerr = util.urlerr |
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43 urlreq = util.urlreq |
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44 |
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45 bundle2requiredmain = _('incompatible Mercurial client; bundle2 required') |
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46 bundle2requiredhint = _('see https://www.mercurial-scm.org/wiki/' |
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47 'IncompatibleClient') |
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48 bundle2required = '%s\n(%s)\n' % (bundle2requiredmain, bundle2requiredhint) |
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49 |
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50 class remoteiterbatcher(peer.iterbatcher): |
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51 def __init__(self, remote): |
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52 super(remoteiterbatcher, self).__init__() |
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53 self._remote = remote |
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54 |
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55 def __getattr__(self, name): |
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56 # Validate this method is batchable, since submit() only supports |
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57 # batchable methods. |
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58 fn = getattr(self._remote, name) |
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59 if not getattr(fn, 'batchable', None): |
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60 raise error.ProgrammingError('Attempted to batch a non-batchable ' |
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61 'call to %r' % name) |
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62 |
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63 return super(remoteiterbatcher, self).__getattr__(name) |
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64 |
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65 def submit(self): |
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66 """Break the batch request into many patch calls and pipeline them. |
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67 |
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68 This is mostly valuable over http where request sizes can be |
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69 limited, but can be used in other places as well. |
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70 """ |
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71 # 2-tuple of (command, arguments) that represents what will be |
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72 # sent over the wire. |
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73 requests = [] |
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74 |
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75 # 4-tuple of (command, final future, @batchable generator, remote |
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76 # future). |
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77 results = [] |
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78 |
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79 for command, args, opts, finalfuture in self.calls: |
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80 mtd = getattr(self._remote, command) |
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81 batchable = mtd.batchable(mtd.__self__, *args, **opts) |
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82 |
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83 commandargs, fremote = next(batchable) |
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84 assert fremote |
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85 requests.append((command, commandargs)) |
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86 results.append((command, finalfuture, batchable, fremote)) |
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87 |
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88 if requests: |
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89 self._resultiter = self._remote._submitbatch(requests) |
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90 |
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91 self._results = results |
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92 |
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93 def results(self): |
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94 for command, finalfuture, batchable, remotefuture in self._results: |
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95 # Get the raw result, set it in the remote future, feed it |
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96 # back into the @batchable generator so it can be decoded, and |
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97 # set the result on the final future to this value. |
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98 remoteresult = next(self._resultiter) |
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99 remotefuture.set(remoteresult) |
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100 finalfuture.set(next(batchable)) |
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101 |
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102 # Verify our @batchable generators only emit 2 values. |
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103 try: |
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104 next(batchable) |
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105 except StopIteration: |
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106 pass |
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107 else: |
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108 raise error.ProgrammingError('%s @batchable generator emitted ' |
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109 'unexpected value count' % command) |
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110 |
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111 yield finalfuture.value |
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112 |
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113 # Forward a couple of names from peer to make wireproto interactions |
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114 # slightly more sensible. |
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115 batchable = peer.batchable |
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116 future = peer.future |
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117 |
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118 |
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119 def encodebatchcmds(req): |
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120 """Return a ``cmds`` argument value for the ``batch`` command.""" |
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121 escapearg = wireprototypes.escapebatcharg |
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122 |
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123 cmds = [] |
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124 for op, argsdict in req: |
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125 # Old servers didn't properly unescape argument names. So prevent |
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126 # the sending of argument names that may not be decoded properly by |
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127 # servers. |
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128 assert all(escapearg(k) == k for k in argsdict) |
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129 |
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130 args = ','.join('%s=%s' % (escapearg(k), escapearg(v)) |
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131 for k, v in argsdict.iteritems()) |
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132 cmds.append('%s %s' % (op, args)) |
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133 |
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134 return ';'.join(cmds) |
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135 |
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136 def clientcompressionsupport(proto): |
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137 """Returns a list of compression methods supported by the client. |
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138 |
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139 Returns a list of the compression methods supported by the client |
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140 according to the protocol capabilities. If no such capability has |
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141 been announced, fallback to the default of zlib and uncompressed. |
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142 """ |
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143 for cap in proto.getprotocaps(): |
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144 if cap.startswith('comp='): |
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145 return cap[5:].split(',') |
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146 return ['zlib', 'none'] |
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147 |
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148 # mapping of options accepted by getbundle and their types |
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149 # |
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150 # Meant to be extended by extensions. It is extensions responsibility to ensure |
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151 # such options are properly processed in exchange.getbundle. |
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152 # |
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153 # supported types are: |
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154 # |
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155 # :nodes: list of binary nodes |
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156 # :csv: list of comma-separated values |
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157 # :scsv: list of comma-separated values return as set |
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158 # :plain: string with no transformation needed. |
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159 gboptsmap = {'heads': 'nodes', |
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160 'bookmarks': 'boolean', |
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161 'common': 'nodes', |
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162 'obsmarkers': 'boolean', |
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163 'phases': 'boolean', |
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164 'bundlecaps': 'scsv', |
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165 'listkeys': 'csv', |
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166 'cg': 'boolean', |
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167 'cbattempted': 'boolean', |
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168 'stream': 'boolean', |
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169 } |
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170 |
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171 # client side |
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172 |
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173 class wirepeer(repository.legacypeer): |
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174 """Client-side interface for communicating with a peer repository. |
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175 |
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176 Methods commonly call wire protocol commands of the same name. |
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177 |
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178 See also httppeer.py and sshpeer.py for protocol-specific |
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179 implementations of this interface. |
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180 """ |
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181 # Begin of ipeercommands interface. |
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182 |
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183 def iterbatch(self): |
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184 return remoteiterbatcher(self) |
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185 |
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186 @batchable |
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187 def lookup(self, key): |
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188 self.requirecap('lookup', _('look up remote revision')) |
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189 f = future() |
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190 yield {'key': encoding.fromlocal(key)}, f |
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191 d = f.value |
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192 success, data = d[:-1].split(" ", 1) |
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193 if int(success): |
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194 yield bin(data) |
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195 else: |
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196 self._abort(error.RepoError(data)) |
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197 |
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198 @batchable |
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199 def heads(self): |
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200 f = future() |
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201 yield {}, f |
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202 d = f.value |
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203 try: |
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204 yield wireprototypes.decodelist(d[:-1]) |
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205 except ValueError: |
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206 self._abort(error.ResponseError(_("unexpected response:"), d)) |
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207 |
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208 @batchable |
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209 def known(self, nodes): |
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210 f = future() |
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211 yield {'nodes': wireprototypes.encodelist(nodes)}, f |
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212 d = f.value |
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213 try: |
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214 yield [bool(int(b)) for b in d] |
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215 except ValueError: |
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216 self._abort(error.ResponseError(_("unexpected response:"), d)) |
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217 |
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218 @batchable |
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219 def branchmap(self): |
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220 f = future() |
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221 yield {}, f |
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222 d = f.value |
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223 try: |
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224 branchmap = {} |
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225 for branchpart in d.splitlines(): |
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226 branchname, branchheads = branchpart.split(' ', 1) |
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227 branchname = encoding.tolocal(urlreq.unquote(branchname)) |
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228 branchheads = wireprototypes.decodelist(branchheads) |
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229 branchmap[branchname] = branchheads |
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230 yield branchmap |
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231 except TypeError: |
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232 self._abort(error.ResponseError(_("unexpected response:"), d)) |
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233 |
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234 @batchable |
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235 def listkeys(self, namespace): |
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236 if not self.capable('pushkey'): |
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237 yield {}, None |
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238 f = future() |
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239 self.ui.debug('preparing listkeys for "%s"\n' % namespace) |
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240 yield {'namespace': encoding.fromlocal(namespace)}, f |
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241 d = f.value |
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242 self.ui.debug('received listkey for "%s": %i bytes\n' |
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243 % (namespace, len(d))) |
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244 yield pushkeymod.decodekeys(d) |
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245 |
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246 @batchable |
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247 def pushkey(self, namespace, key, old, new): |
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248 if not self.capable('pushkey'): |
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249 yield False, None |
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250 f = future() |
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251 self.ui.debug('preparing pushkey for "%s:%s"\n' % (namespace, key)) |
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252 yield {'namespace': encoding.fromlocal(namespace), |
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253 'key': encoding.fromlocal(key), |
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254 'old': encoding.fromlocal(old), |
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255 'new': encoding.fromlocal(new)}, f |
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256 d = f.value |
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257 d, output = d.split('\n', 1) |
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258 try: |
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259 d = bool(int(d)) |
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260 except ValueError: |
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261 raise error.ResponseError( |
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262 _('push failed (unexpected response):'), d) |
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263 for l in output.splitlines(True): |
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264 self.ui.status(_('remote: '), l) |
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265 yield d |
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266 |
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267 def stream_out(self): |
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268 return self._callstream('stream_out') |
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269 |
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270 def getbundle(self, source, **kwargs): |
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271 kwargs = pycompat.byteskwargs(kwargs) |
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272 self.requirecap('getbundle', _('look up remote changes')) |
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273 opts = {} |
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274 bundlecaps = kwargs.get('bundlecaps') or set() |
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275 for key, value in kwargs.iteritems(): |
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276 if value is None: |
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277 continue |
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278 keytype = gboptsmap.get(key) |
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279 if keytype is None: |
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280 raise error.ProgrammingError( |
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281 'Unexpectedly None keytype for key %s' % key) |
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282 elif keytype == 'nodes': |
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283 value = wireprototypes.encodelist(value) |
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284 elif keytype == 'csv': |
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285 value = ','.join(value) |
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286 elif keytype == 'scsv': |
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287 value = ','.join(sorted(value)) |
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288 elif keytype == 'boolean': |
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289 value = '%i' % bool(value) |
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290 elif keytype != 'plain': |
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291 raise KeyError('unknown getbundle option type %s' |
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292 % keytype) |
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293 opts[key] = value |
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294 f = self._callcompressable("getbundle", **pycompat.strkwargs(opts)) |
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295 if any((cap.startswith('HG2') for cap in bundlecaps)): |
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296 return bundle2.getunbundler(self.ui, f) |
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|
297 else: |
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changegroup: rename bundle-related functions and classes
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298 return changegroupmod.cg1unpacker(f, 'UN') |
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299 |
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300 def unbundle(self, cg, heads, url): |
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301 '''Send cg (a readable file-like object representing the |
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|
302 changegroup to push, typically a chunkbuffer object) to the |
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303 remote server as a bundle. |
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304 |
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|
305 When pushing a bundle10 stream, return an integer indicating the |
32880
4c2a46f89f08
wireproto: update reference to deleted addchangegroup()
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diff
changeset
|
306 result of the push (see changegroup.apply()). |
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307 |
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|
308 When pushing a bundle20 stream, return a bundle20 stream. |
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309 |
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310 `url` is the url the client thinks it's pushing to, which is |
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311 visible to hooks. |
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312 ''' |
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|
313 |
14419
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diff
changeset
|
314 if heads != ['force'] and self.capable('unbundlehash'): |
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315 heads = wireprototypes.encodelist( |
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|
316 ['hashed', hashlib.sha1(''.join(sorted(heads))).digest()]) |
13942
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wireproto: allow unbundle with hashed heads parameter (issue2126)
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|
317 else: |
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318 heads = wireprototypes.encodelist(heads) |
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|
319 |
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|
320 if util.safehasattr(cg, 'deltaheader'): |
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321 # this a bundle10, do the old style call sequence |
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changeset
|
322 ret, output = self._callpush("unbundle", cg, heads=heads) |
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|
323 if ret == "": |
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changeset
|
324 raise error.ResponseError( |
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|
325 _('push failed:'), output) |
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|
326 try: |
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changeset
|
327 ret = int(ret) |
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changeset
|
328 except ValueError: |
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changeset
|
329 raise error.ResponseError( |
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|
330 _('push failed (unexpected response):'), ret) |
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|
331 |
21075
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|
332 for l in output.splitlines(True): |
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changeset
|
333 self.ui.status(_('remote: '), l) |
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|
334 else: |
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changeset
|
335 # bundle2 push. Send a stream, fetch a stream. |
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|
336 stream = self._calltwowaystream('unbundle', cg, heads=heads) |
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changeset
|
337 ret = bundle2.getunbundler(self.ui, stream) |
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|
338 return ret |
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changeset
|
339 |
37320
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diff
changeset
|
340 # End of ipeercommands interface. |
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|
341 |
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changeset
|
342 # Begin of ipeerlegacycommands interface. |
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diff
changeset
|
343 |
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diff
changeset
|
344 def branches(self, nodes): |
37612
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Gregory Szorc <gregory.szorc@gmail.com>
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diff
changeset
|
345 n = wireprototypes.encodelist(nodes) |
33806
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diff
changeset
|
346 d = self._call("branches", nodes=n) |
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diff
changeset
|
347 try: |
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changeset
|
348 br = [tuple(wireprototypes.decodelist(b)) for b in d.splitlines()] |
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349 return br |
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350 except ValueError: |
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351 self._abort(error.ResponseError(_("unexpected response:"), d)) |
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352 |
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353 def between(self, pairs): |
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354 batch = 8 # avoid giant requests |
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355 r = [] |
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356 for i in xrange(0, len(pairs), batch): |
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357 n = " ".join([wireprototypes.encodelist(p, '-') |
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358 for p in pairs[i:i + batch]]) |
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359 d = self._call("between", pairs=n) |
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360 try: |
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361 r.extend(l and wireprototypes.decodelist(l) or [] |
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362 for l in d.splitlines()) |
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363 except ValueError: |
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364 self._abort(error.ResponseError(_("unexpected response:"), d)) |
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365 return r |
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366 |
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367 def changegroup(self, nodes, kind): |
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368 n = wireprototypes.encodelist(nodes) |
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369 f = self._callcompressable("changegroup", roots=n) |
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370 return changegroupmod.cg1unpacker(f, 'UN') |
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371 |
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372 def changegroupsubset(self, bases, heads, kind): |
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373 self.requirecap('changegroupsubset', _('look up remote changes')) |
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374 bases = wireprototypes.encodelist(bases) |
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375 heads = wireprototypes.encodelist(heads) |
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376 f = self._callcompressable("changegroupsubset", |
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377 bases=bases, heads=heads) |
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378 return changegroupmod.cg1unpacker(f, 'UN') |
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379 |
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380 # End of ipeerlegacycommands interface. |
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381 |
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382 def _submitbatch(self, req): |
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383 """run batch request <req> on the server |
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384 |
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385 Returns an iterator of the raw responses from the server. |
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386 """ |
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387 ui = self.ui |
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388 if ui.debugflag and ui.configbool('devel', 'debug.peer-request'): |
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389 ui.debug('devel-peer-request: batched-content\n') |
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390 for op, args in req: |
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391 msg = 'devel-peer-request: - %s (%d arguments)\n' |
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392 ui.debug(msg % (op, len(args))) |
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393 |
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394 unescapearg = wireprototypes.unescapebatcharg |
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395 |
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396 rsp = self._callstream("batch", cmds=encodebatchcmds(req)) |
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397 chunk = rsp.read(1024) |
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398 work = [chunk] |
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399 while chunk: |
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400 while ';' not in chunk and chunk: |
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401 chunk = rsp.read(1024) |
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402 work.append(chunk) |
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403 merged = ''.join(work) |
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404 while ';' in merged: |
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405 one, merged = merged.split(';', 1) |
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406 yield unescapearg(one) |
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407 chunk = rsp.read(1024) |
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408 work = [merged, chunk] |
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409 yield unescapearg(''.join(work)) |
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410 |
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411 def _submitone(self, op, args): |
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412 return self._call(op, **pycompat.strkwargs(args)) |
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413 |
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414 def debugwireargs(self, one, two, three=None, four=None, five=None): |
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415 # don't pass optional arguments left at their default value |
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416 opts = {} |
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417 if three is not None: |
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418 opts[r'three'] = three |
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419 if four is not None: |
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420 opts[r'four'] = four |
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421 return self._call('debugwireargs', one=one, two=two, **opts) |
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422 |
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423 def _call(self, cmd, **args): |
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424 """execute <cmd> on the server |
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425 |
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426 The command is expected to return a simple string. |
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427 |
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428 returns the server reply as a string.""" |
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429 raise NotImplementedError() |
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430 |
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431 def _callstream(self, cmd, **args): |
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432 """execute <cmd> on the server |
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433 |
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434 The command is expected to return a stream. Note that if the |
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435 command doesn't return a stream, _callstream behaves |
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436 differently for ssh and http peers. |
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437 |
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438 returns the server reply as a file like object. |
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439 """ |
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440 raise NotImplementedError() |
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441 |
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442 def _callcompressable(self, cmd, **args): |
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443 """execute <cmd> on the server |
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444 |
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445 The command is expected to return a stream. |
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446 |
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447 The stream may have been compressed in some implementations. This |
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448 function takes care of the decompression. This is the only difference |
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449 with _callstream. |
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450 |
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451 returns the server reply as a file like object. |
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452 """ |
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453 raise NotImplementedError() |
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454 |
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455 def _callpush(self, cmd, fp, **args): |
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456 """execute a <cmd> on server |
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457 |
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458 The command is expected to be related to a push. Push has a special |
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459 return method. |
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460 |
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461 returns the server reply as a (ret, output) tuple. ret is either |
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462 empty (error) or a stringified int. |
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463 """ |
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464 raise NotImplementedError() |
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465 |
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466 def _calltwowaystream(self, cmd, fp, **args): |
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467 """execute <cmd> on server |
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468 |
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469 The command will send a stream to the server and get a stream in reply. |
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470 """ |
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471 raise NotImplementedError() |
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472 |
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473 def _abort(self, exception): |
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474 """clearly abort the wire protocol connection and raise the exception |
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475 """ |
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476 raise NotImplementedError() |
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477 |
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478 # server side |
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479 |
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480 # wire protocol command can either return a string or one of these classes. |
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481 |
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482 def getdispatchrepo(repo, proto, command): |
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483 """Obtain the repo used for processing wire protocol commands. |
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484 |
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485 The intent of this function is to serve as a monkeypatch point for |
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486 extensions that need commands to operate on different repo views under |
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487 specialized circumstances. |
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488 """ |
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489 return repo.filtered('served') |
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490 |
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491 def dispatch(repo, proto, command): |
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492 repo = getdispatchrepo(repo, proto, command) |
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493 |
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494 transportversion = wireprototypes.TRANSPORTS[proto.name]['version'] |
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495 commandtable = commandsv2 if transportversion == 2 else commands |
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496 func, spec = commandtable[command] |
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497 |
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498 args = proto.getargs(spec) |
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499 |
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500 # Version 1 protocols define arguments as a list. Version 2 uses a dict. |
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501 if isinstance(args, list): |
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502 return func(repo, proto, *args) |
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503 elif isinstance(args, dict): |
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504 return func(repo, proto, **args) |
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505 else: |
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506 raise error.ProgrammingError('unexpected type returned from ' |
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507 'proto.getargs(): %s' % type(args)) |
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508 |
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509 def options(cmd, keys, others): |
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510 opts = {} |
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511 for k in keys: |
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512 if k in others: |
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513 opts[k] = others[k] |
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514 del others[k] |
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515 if others: |
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516 procutil.stderr.write("warning: %s ignored unexpected arguments %s\n" |
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517 % (cmd, ",".join(others))) |
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518 return opts |
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519 |
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520 def bundle1allowed(repo, action): |
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521 """Whether a bundle1 operation is allowed from the server. |
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522 |
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523 Priority is: |
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524 |
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|
525 1. server.bundle1gd.<action> (if generaldelta active) |
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526 2. server.bundle1.<action> |
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527 3. server.bundle1gd (if generaldelta active) |
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528 4. server.bundle1 |
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529 """ |
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530 ui = repo.ui |
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|
531 gd = 'generaldelta' in repo.requirements |
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532 |
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|
533 if gd: |
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|
534 v = ui.configbool('server', 'bundle1gd.%s' % action) |
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535 if v is not None: |
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536 return v |
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|
537 |
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538 v = ui.configbool('server', 'bundle1.%s' % action) |
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|
539 if v is not None: |
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|
540 return v |
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diff
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|
541 |
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|
542 if gd: |
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|
543 v = ui.configbool('server', 'bundle1gd') |
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544 if v is not None: |
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545 return v |
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|
546 |
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|
547 return ui.configbool('server', 'bundle1') |
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|
548 |
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|
549 def supportedcompengines(ui, role): |
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550 """Obtain the list of supported compression engines for a request.""" |
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551 assert role in (util.CLIENTROLE, util.SERVERROLE) |
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552 |
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553 compengines = util.compengines.supportedwireengines(role) |
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554 |
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555 # Allow config to override default list and ordering. |
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556 if role == util.SERVERROLE: |
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557 configengines = ui.configlist('server', 'compressionengines') |
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558 config = 'server.compressionengines' |
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559 else: |
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560 # This is currently implemented mainly to facilitate testing. In most |
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561 # cases, the server should be in charge of choosing a compression engine |
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562 # because a server has the most to lose from a sub-optimal choice. (e.g. |
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563 # CPU DoS due to an expensive engine or a network DoS due to poor |
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564 # compression ratio). |
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565 configengines = ui.configlist('experimental', |
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566 'clientcompressionengines') |
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567 config = 'experimental.clientcompressionengines' |
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568 |
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569 # No explicit config. Filter out the ones that aren't supposed to be |
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570 # advertised and return default ordering. |
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571 if not configengines: |
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572 attr = 'serverpriority' if role == util.SERVERROLE else 'clientpriority' |
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573 return [e for e in compengines |
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574 if getattr(e.wireprotosupport(), attr) > 0] |
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|
575 |
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576 # If compression engines are listed in the config, assume there is a good |
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577 # reason for it (like server operators wanting to achieve specific |
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578 # performance characteristics). So fail fast if the config references |
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579 # unusable compression engines. |
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580 validnames = set(e.name() for e in compengines) |
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581 invalidnames = set(e for e in configengines if e not in validnames) |
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582 if invalidnames: |
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583 raise error.Abort(_('invalid compression engine defined in %s: %s') % |
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584 (config, ', '.join(sorted(invalidnames)))) |
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585 |
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586 compengines = [e for e in compengines if e.name() in configengines] |
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587 compengines = sorted(compengines, |
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588 key=lambda e: configengines.index(e.name())) |
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589 |
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590 if not compengines: |
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591 raise error.Abort(_('%s config option does not specify any known ' |
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592 'compression engines') % config, |
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593 hint=_('usable compression engines: %s') % |
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594 ', '.sorted(validnames)) |
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595 |
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596 return compengines |
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597 |
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598 class commandentry(object): |
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599 """Represents a declared wire protocol command.""" |
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600 def __init__(self, func, args='', transports=None, |
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601 permission='push'): |
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602 self.func = func |
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603 self.args = args |
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604 self.transports = transports or set() |
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605 self.permission = permission |
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606 |
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607 def _merge(self, func, args): |
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608 """Merge this instance with an incoming 2-tuple. |
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609 |
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610 This is called when a caller using the old 2-tuple API attempts |
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611 to replace an instance. The incoming values are merged with |
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612 data not captured by the 2-tuple and a new instance containing |
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613 the union of the two objects is returned. |
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614 """ |
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615 return commandentry(func, args=args, transports=set(self.transports), |
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616 permission=self.permission) |
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617 |
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618 # Old code treats instances as 2-tuples. So expose that interface. |
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619 def __iter__(self): |
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620 yield self.func |
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621 yield self.args |
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622 |
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623 def __getitem__(self, i): |
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624 if i == 0: |
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625 return self.func |
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626 elif i == 1: |
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627 return self.args |
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628 else: |
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629 raise IndexError('can only access elements 0 and 1') |
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630 |
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631 class commanddict(dict): |
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632 """Container for registered wire protocol commands. |
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633 |
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634 It behaves like a dict. But __setitem__ is overwritten to allow silent |
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635 coercion of values from 2-tuples for API compatibility. |
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636 """ |
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637 def __setitem__(self, k, v): |
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638 if isinstance(v, commandentry): |
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639 pass |
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640 # Cast 2-tuples to commandentry instances. |
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641 elif isinstance(v, tuple): |
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642 if len(v) != 2: |
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643 raise ValueError('command tuples must have exactly 2 elements') |
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644 |
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645 # It is common for extensions to wrap wire protocol commands via |
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646 # e.g. ``wireproto.commands[x] = (newfn, args)``. Because callers |
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647 # doing this aren't aware of the new API that uses objects to store |
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648 # command entries, we automatically merge old state with new. |
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649 if k in self: |
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650 v = self[k]._merge(v[0], v[1]) |
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651 else: |
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652 # Use default values from @wireprotocommand. |
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653 v = commandentry(v[0], args=v[1], |
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654 transports=set(wireprototypes.TRANSPORTS), |
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655 permission='push') |
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656 else: |
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657 raise ValueError('command entries must be commandentry instances ' |
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658 'or 2-tuples') |
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659 |
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660 return super(commanddict, self).__setitem__(k, v) |
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661 |
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662 def commandavailable(self, command, proto): |
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663 """Determine if a command is available for the requested protocol.""" |
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664 assert proto.name in wireprototypes.TRANSPORTS |
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665 |
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666 entry = self.get(command) |
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667 |
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668 if not entry: |
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669 return False |
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670 |
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671 if proto.name not in entry.transports: |
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672 return False |
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673 |
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674 return True |
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675 |
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676 # Constants specifying which transports a wire protocol command should be |
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677 # available on. For use with @wireprotocommand. |
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678 POLICY_V1_ONLY = 'v1-only' |
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679 POLICY_V2_ONLY = 'v2-only' |
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680 |
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681 # For version 1 transports. |
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682 commands = commanddict() |
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683 |
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684 # For version 2 transports. |
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685 commandsv2 = commanddict() |
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686 |
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687 def wireprotocommand(name, args=None, transportpolicy=POLICY_V1_ONLY, |
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688 permission='push'): |
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689 """Decorator to declare a wire protocol command. |
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690 |
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691 ``name`` is the name of the wire protocol command being provided. |
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692 |
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693 ``args`` defines the named arguments accepted by the command. It is |
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694 ideally a dict mapping argument names to their types. For backwards |
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695 compatibility, it can be a space-delimited list of argument names. For |
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696 version 1 transports, ``*`` denotes a special value that says to accept |
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697 all named arguments. |
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698 |
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699 ``transportpolicy`` is a POLICY_* constant denoting which transports |
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700 this wire protocol command should be exposed to. By default, commands |
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701 are exposed to all wire protocol transports. |
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702 |
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703 ``permission`` defines the permission type needed to run this command. |
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704 Can be ``push`` or ``pull``. These roughly map to read-write and read-only, |
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705 respectively. Default is to assume command requires ``push`` permissions |
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706 because otherwise commands not declaring their permissions could modify |
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|
707 a repository that is supposed to be read-only. |
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708 """ |
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709 if transportpolicy == POLICY_V1_ONLY: |
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710 transports = {k for k, v in wireprototypes.TRANSPORTS.items() |
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711 if v['version'] == 1} |
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712 transportversion = 1 |
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713 elif transportpolicy == POLICY_V2_ONLY: |
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714 transports = {k for k, v in wireprototypes.TRANSPORTS.items() |
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715 if v['version'] == 2} |
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716 transportversion = 2 |
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717 else: |
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718 raise error.ProgrammingError('invalid transport policy value: %s' % |
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719 transportpolicy) |
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720 |
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721 # Because SSHv2 is a mirror of SSHv1, we allow "batch" commands through to |
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722 # SSHv2. |
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723 # TODO undo this hack when SSH is using the unified frame protocol. |
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724 if name == b'batch': |
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725 transports.add(wireprototypes.SSHV2) |
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|
726 |
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727 if permission not in ('push', 'pull'): |
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728 raise error.ProgrammingError('invalid wire protocol permission; ' |
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|
729 'got %s; expected "push" or "pull"' % |
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|
730 permission) |
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|
731 |
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732 if transportversion == 1: |
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733 if args is None: |
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734 args = '' |
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|
735 |
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|
736 if not isinstance(args, bytes): |
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737 raise error.ProgrammingError('arguments for version 1 commands ' |
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738 'must be declared as bytes') |
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739 elif transportversion == 2: |
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740 if args is None: |
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741 args = {} |
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742 |
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743 if not isinstance(args, dict): |
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744 raise error.ProgrammingError('arguments for version 2 commands ' |
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|
745 'must be declared as dicts') |
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746 |
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747 def register(func): |
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748 if transportversion == 1: |
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749 if name in commands: |
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750 raise error.ProgrammingError('%s command already registered ' |
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|
751 'for version 1' % name) |
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752 commands[name] = commandentry(func, args=args, |
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|
753 transports=transports, |
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|
754 permission=permission) |
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755 elif transportversion == 2: |
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756 if name in commandsv2: |
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757 raise error.ProgrammingError('%s command already registered ' |
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|
758 'for version 2' % name) |
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|
759 |
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|
760 commandsv2[name] = commandentry(func, args=args, |
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761 transports=transports, |
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762 permission=permission) |
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763 else: |
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|
764 raise error.ProgrammingError('unhandled transport version: %d' % |
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|
765 transportversion) |
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766 |
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|
767 return func |
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|
768 return register |
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769 |
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|
770 # TODO define a more appropriate permissions type to use for this. |
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771 @wireprotocommand('batch', 'cmds *', permission='pull', |
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|
772 transportpolicy=POLICY_V1_ONLY) |
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|
773 def batch(repo, proto, cmds, others): |
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|
774 unescapearg = wireprototypes.unescapebatcharg |
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|
775 repo = repo.filtered("served") |
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776 res = [] |
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777 for pair in cmds.split(';'): |
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778 op, args = pair.split(' ', 1) |
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779 vals = {} |
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780 for a in args.split(','): |
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781 if a: |
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|
782 n, v = a.split('=') |
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|
783 vals[unescapearg(n)] = unescapearg(v) |
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|
784 func, spec = commands[op] |
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|
785 |
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|
786 # Validate that client has permissions to perform this command. |
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787 perm = commands[op].permission |
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|
788 assert perm in ('push', 'pull') |
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|
789 proto.checkperm(perm) |
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|
790 |
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|
791 if spec: |
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|
792 keys = spec.split() |
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|
793 data = {} |
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794 for k in keys: |
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|
795 if k == '*': |
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796 star = {} |
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|
797 for key in vals.keys(): |
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798 if key not in keys: |
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|
799 star[key] = vals[key] |
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|
800 data['*'] = star |
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|
801 else: |
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|
802 data[k] = vals[k] |
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|
803 result = func(repo, proto, *[data[k] for k in keys]) |
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|
804 else: |
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|
805 result = func(repo, proto) |
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37119
diff
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|
806 if isinstance(result, wireprototypes.ooberror): |
15017
f4522df38c65
wireproto: add out-of-band error class to allow remote repo to report errors
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parents:
14970
diff
changeset
|
807 return result |
36074
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parents:
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diff
changeset
|
808 |
2f7290555c96
wireproto: introduce type for raw byte responses (API)
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parents:
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|
809 # For now, all batchable commands must return bytesresponse or |
2f7290555c96
wireproto: introduce type for raw byte responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
810 # raw bytes (for backwards compatibility). |
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Gregory Szorc <gregory.szorc@gmail.com>
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diff
changeset
|
811 assert isinstance(result, (wireprototypes.bytesresponse, bytes)) |
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wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
812 if isinstance(result, wireprototypes.bytesresponse): |
36074
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
36073
diff
changeset
|
813 result = result.data |
37612
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wireproto: move value encoding functions to wireprototypes (API)
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parents:
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changeset
|
814 res.append(wireprototypes.escapebatcharg(result)) |
36074
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parents:
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diff
changeset
|
815 |
37293
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parents:
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diff
changeset
|
816 return wireprototypes.bytesresponse(';'.join(res)) |
14622
bd88561afb4b
wireproto: add batching support to wirerepository
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
14621
diff
changeset
|
817 |
36800
0b18604db95e
wireproto: declare permissions requirements in @wireprotocommand (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
818 @wireprotocommand('between', 'pairs', transportpolicy=POLICY_V1_ONLY, |
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parents:
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diff
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|
819 permission='pull') |
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Matt Mackall <mpm@selenic.com>
parents:
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diff
changeset
|
820 def between(repo, proto, pairs): |
37612
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
821 pairs = [wireprototypes.decodelist(p, '-') for p in pairs.split(" ")] |
11581
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Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
822 r = [] |
4530b3307fb9
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Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
823 for b in repo.between(pairs): |
37612
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wireproto: move value encoding functions to wireprototypes (API)
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parents:
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diff
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|
824 r.append(wireprototypes.encodelist(b) + "\n") |
36074
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wireproto: introduce type for raw byte responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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|
825 |
37293
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changeset
|
826 return wireprototypes.bytesresponse(''.join(r)) |
11581
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protocol: introduce wireproto.py
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
827 |
37488
3b99eb028859
wireproto: port branchmap to wire protocol v2
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37487
diff
changeset
|
828 @wireprotocommand('branchmap', permission='pull', |
3b99eb028859
wireproto: port branchmap to wire protocol v2
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parents:
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|
829 transportpolicy=POLICY_V1_ONLY) |
11583
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protocol: add proto to method prototypes
Matt Mackall <mpm@selenic.com>
parents:
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diff
changeset
|
830 def branchmap(repo, proto): |
18281
898c575833c9
clfilter: drop extra filtering in wireprotocol
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
18280
diff
changeset
|
831 branchmap = repo.branchmap() |
11581
4530b3307fb9
protocol: introduce wireproto.py
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
832 heads = [] |
4530b3307fb9
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Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
833 for branch, nodes in branchmap.iteritems(): |
28883
032c4c2f802a
pycompat: switch to util.urlreq/util.urlerr for py3 compat
timeless <timeless@mozdev.org>
parents:
28666
diff
changeset
|
834 branchname = urlreq.quote(encoding.fromlocal(branch)) |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
835 branchnodes = wireprototypes.encodelist(nodes) |
11597
9141d2c9e5a5
wireproto: refactor list of nodeid encoding / decoding
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11594
diff
changeset
|
836 heads.append('%s %s' % (branchname, branchnodes)) |
36074
2f7290555c96
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diff
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|
837 |
37293
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parents:
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diff
changeset
|
838 return wireprototypes.bytesresponse('\n'.join(heads)) |
11581
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Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
839 |
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parents:
36760
diff
changeset
|
840 @wireprotocommand('branches', 'nodes', transportpolicy=POLICY_V1_ONLY, |
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parents:
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changeset
|
841 permission='pull') |
11583
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Matt Mackall <mpm@selenic.com>
parents:
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diff
changeset
|
842 def branches(repo, proto, nodes): |
37612
5e71dea79aae
wireproto: move value encoding functions to wireprototypes (API)
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parents:
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diff
changeset
|
843 nodes = wireprototypes.decodelist(nodes) |
11581
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protocol: introduce wireproto.py
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parents:
diff
changeset
|
844 r = [] |
4530b3307fb9
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Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
845 for b in repo.branches(nodes): |
37612
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wireproto: move value encoding functions to wireprototypes (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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|
846 r.append(wireprototypes.encodelist(b) + "\n") |
36074
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diff
changeset
|
847 |
37293
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parents:
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diff
changeset
|
848 return wireprototypes.bytesresponse(''.join(r)) |
11581
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Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
849 |
37536
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wireproto: only expose "clonebundles" to version 1 transports
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
850 @wireprotocommand('clonebundles', '', permission='pull', |
2003da12f49b
wireproto: only expose "clonebundles" to version 1 transports
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
851 transportpolicy=POLICY_V1_ONLY) |
26857
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wireproto: move clonebundles command from extension (issue4931)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
852 def clonebundles(repo, proto): |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
26690
diff
changeset
|
853 """Server command for returning info for available bundles to seed clones. |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
26690
diff
changeset
|
854 |
e5a1df51bb25
wireproto: move clonebundles command from extension (issue4931)
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parents:
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diff
changeset
|
855 Clients will parse this response and determine what bundle to fetch. |
e5a1df51bb25
wireproto: move clonebundles command from extension (issue4931)
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parents:
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diff
changeset
|
856 |
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parents:
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diff
changeset
|
857 Extensions may wrap this command to filter or dynamically emit data |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
858 depending on the request. e.g. you could advertise URLs for the closest |
e5a1df51bb25
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parents:
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diff
changeset
|
859 data center given the client's IP address. |
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parents:
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diff
changeset
|
860 """ |
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|
861 return wireprototypes.bytesresponse( |
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parents:
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diff
changeset
|
862 repo.vfs.tryread('clonebundles.manifest')) |
20774
cdc3ac896997
wireproto: extract capabilities list in outside the wireproto function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
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diff
changeset
|
863 |
36612
e89959970a08
wireproto: don't expose changegroupsubset capability if not available
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36611
diff
changeset
|
864 wireprotocaps = ['lookup', 'branchmap', 'pushkey', |
37053
cd0ca979a8b8
wireproto: nominally don't expose "batch" to version 2 wire transports
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36991
diff
changeset
|
865 'known', 'getbundle', 'unbundlehash'] |
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982f13bef503
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diff
changeset
|
866 |
982f13bef503
wireproto: move wireproto capabilities computation in a subfunction
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parents:
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diff
changeset
|
867 def _capabilities(repo, proto): |
982f13bef503
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changeset
|
868 """return a list of capabilities for a repo |
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|
869 |
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diff
changeset
|
870 This function exists to allow extensions to easily wrap capabilities |
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diff
changeset
|
871 computation |
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diff
changeset
|
872 |
982f13bef503
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parents:
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diff
changeset
|
873 - returns a lists: easy to alter |
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parents:
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diff
changeset
|
874 - change done here will be propagated to both `capabilities` and `hello` |
21024
7731a2281cf0
spelling: fixes from spell checker
Mads Kiilerich <madski@unity3d.com>
parents:
20969
diff
changeset
|
875 command without any other action needed. |
20775
982f13bef503
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parents:
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diff
changeset
|
876 """ |
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parents:
20671
diff
changeset
|
877 # copy to prevent modification of the global list |
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parents:
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diff
changeset
|
878 caps = list(wireprotocaps) |
36612
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parents:
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diff
changeset
|
879 |
e89959970a08
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parents:
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diff
changeset
|
880 # Command of same name as capability isn't exposed to version 1 of |
e89959970a08
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parents:
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diff
changeset
|
881 # transports. So conditionally add it. |
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parents:
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diff
changeset
|
882 if commands.commandavailable('changegroupsubset', proto): |
e89959970a08
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parents:
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diff
changeset
|
883 caps.append('changegroupsubset') |
e89959970a08
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parents:
36611
diff
changeset
|
884 |
32744
33b7283a3828
streamclone: consider secret changesets (BC) (issue5589)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32291
diff
changeset
|
885 if streamclone.allowservergeneration(repo): |
33225
90a1b62bdc91
configitems: register the 'server.preferuncompressed' config
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
33224
diff
changeset
|
886 if repo.ui.configbool('server', 'preferuncompressed'): |
16361
6097ede2be4d
protocol: Add the stream-preferred capability
Benoit Allard <benoit@aeteurope.nl>
parents:
15925
diff
changeset
|
887 caps.append('stream-preferred') |
12296
d7fff529d85d
clone: only use stream when we understand the revlog format
Sune Foldager <cryo@cyanite.org>
parents:
12085
diff
changeset
|
888 requiredformats = repo.requirements & repo.supportedformats |
d7fff529d85d
clone: only use stream when we understand the revlog format
Sune Foldager <cryo@cyanite.org>
parents:
12085
diff
changeset
|
889 # if our local revlogs are just revlogv1, add 'stream' cap |
32291
bd872f64a8ba
cleanup: use set literals
Martin von Zweigbergk <martinvonz@google.com>
parents:
32260
diff
changeset
|
890 if not requiredformats - {'revlogv1'}: |
12296
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clone: only use stream when we understand the revlog format
Sune Foldager <cryo@cyanite.org>
parents:
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diff
changeset
|
891 caps.append('stream') |
d7fff529d85d
clone: only use stream when we understand the revlog format
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parents:
12085
diff
changeset
|
892 # otherwise, add 'streamreqs' detailing our local revlog format |
d7fff529d85d
clone: only use stream when we understand the revlog format
Sune Foldager <cryo@cyanite.org>
parents:
12085
diff
changeset
|
893 else: |
26911
d7e5e4da8394
stream: sort stream capability before serialisation
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
26857
diff
changeset
|
894 caps.append('streamreqs=%s' % ','.join(sorted(requiredformats))) |
33499
0407a51b9d8c
codemod: register core configitems using a script
Jun Wu <quark@fb.com>
parents:
33225
diff
changeset
|
895 if repo.ui.configbool('experimental', 'bundle2-advertise'): |
35783
c97639ad6874
bundle2: specify what capabilities will be used for
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35782
diff
changeset
|
896 capsblob = bundle2.encodecaps(bundle2.getrepocaps(repo, role='server')) |
28883
032c4c2f802a
pycompat: switch to util.urlreq/util.urlerr for py3 compat
timeless <timeless@mozdev.org>
parents:
28666
diff
changeset
|
897 caps.append('bundle2=' + urlreq.quote(capsblob)) |
28666
ae53ecc47414
bundle: move writebundle() from changegroup.py to bundle2.py (API)
Martin von Zweigbergk <martinvonz@google.com>
parents:
28530
diff
changeset
|
898 caps.append('unbundle=%s' % ','.join(bundle2.bundlepriority)) |
30563
e118233172fe
wireproto: only advertise HTTP-specific capabilities to HTTP peers (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
30473
diff
changeset
|
899 |
36613
6e585bca962e
wireproto: add transport specific capabilities in the transport
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36612
diff
changeset
|
900 return proto.addcapabilities(repo, caps) |
20775
982f13bef503
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Pierre-Yves David <pierre-yves.david@fb.com>
parents:
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diff
changeset
|
901 |
21024
7731a2281cf0
spelling: fixes from spell checker
Mads Kiilerich <madski@unity3d.com>
parents:
20969
diff
changeset
|
902 # If you are writing an extension and consider wrapping this function. Wrap |
20775
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parents:
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diff
changeset
|
903 # `_capabilities` instead. |
37533
df4985497986
wireproto: implement capabilities for wire protocol v2
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parents:
37498
diff
changeset
|
904 @wireprotocommand('capabilities', permission='pull', |
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wireproto: implement capabilities for wire protocol v2
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parents:
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diff
changeset
|
905 transportpolicy=POLICY_V1_ONLY) |
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982f13bef503
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parents:
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diff
changeset
|
906 def capabilities(repo, proto): |
37413
33af46d639b4
wireproto: send server capabilities in canonical order
Joerg Sonnenberger <joerg@bec.de>
parents:
37412
diff
changeset
|
907 caps = _capabilities(repo, proto) |
33af46d639b4
wireproto: send server capabilities in canonical order
Joerg Sonnenberger <joerg@bec.de>
parents:
37412
diff
changeset
|
908 return wireprototypes.bytesresponse(' '.join(sorted(caps))) |
11594
67863f9d805f
protocol: unify server-side capabilities functions
Matt Mackall <mpm@selenic.com>
parents:
11593
diff
changeset
|
909 |
36800
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
910 @wireprotocommand('changegroup', 'roots', transportpolicy=POLICY_V1_ONLY, |
0b18604db95e
wireproto: declare permissions requirements in @wireprotocommand (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
911 permission='pull') |
11584
1af96b090116
protocol: unify changegroup commands
Matt Mackall <mpm@selenic.com>
parents:
11583
diff
changeset
|
912 def changegroup(repo, proto, roots): |
37612
5e71dea79aae
wireproto: move value encoding functions to wireprototypes (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
913 nodes = wireprototypes.decodelist(roots) |
34100
1632999d4bed
changegroup: replace changegroup with makechangegroup
Durham Goode <durham@fb.com>
parents:
34097
diff
changeset
|
914 outgoing = discovery.outgoing(repo, missingroots=nodes, |
1632999d4bed
changegroup: replace changegroup with makechangegroup
Durham Goode <durham@fb.com>
parents:
34097
diff
changeset
|
915 missingheads=repo.heads()) |
1632999d4bed
changegroup: replace changegroup with makechangegroup
Durham Goode <durham@fb.com>
parents:
34097
diff
changeset
|
916 cg = changegroupmod.makechangegroup(repo, outgoing, '01', 'serve') |
35705
8cdb671dbd0b
wireproto: drop support for reader interface from streamres (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35491
diff
changeset
|
917 gen = iter(lambda: cg.read(32768), '') |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
918 return wireprototypes.streamres(gen=gen) |
11584
1af96b090116
protocol: unify changegroup commands
Matt Mackall <mpm@selenic.com>
parents:
11583
diff
changeset
|
919 |
36611
6906547c8476
wireproto: don't expose legacy commands to version 2 of wire protocol
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36609
diff
changeset
|
920 @wireprotocommand('changegroupsubset', 'bases heads', |
36800
0b18604db95e
wireproto: declare permissions requirements in @wireprotocommand (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36760
diff
changeset
|
921 transportpolicy=POLICY_V1_ONLY, |
0b18604db95e
wireproto: declare permissions requirements in @wireprotocommand (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36760
diff
changeset
|
922 permission='pull') |
11584
1af96b090116
protocol: unify changegroup commands
Matt Mackall <mpm@selenic.com>
parents:
11583
diff
changeset
|
923 def changegroupsubset(repo, proto, bases, heads): |
37612
5e71dea79aae
wireproto: move value encoding functions to wireprototypes (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37546
diff
changeset
|
924 bases = wireprototypes.decodelist(bases) |
5e71dea79aae
wireproto: move value encoding functions to wireprototypes (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37546
diff
changeset
|
925 heads = wireprototypes.decodelist(heads) |
34097
f7d41b85bbf6
changegroup: replace changegroupsubset with makechangegroup
Durham Goode <durham@fb.com>
parents:
34062
diff
changeset
|
926 outgoing = discovery.outgoing(repo, missingroots=bases, |
f7d41b85bbf6
changegroup: replace changegroupsubset with makechangegroup
Durham Goode <durham@fb.com>
parents:
34062
diff
changeset
|
927 missingheads=heads) |
f7d41b85bbf6
changegroup: replace changegroupsubset with makechangegroup
Durham Goode <durham@fb.com>
parents:
34062
diff
changeset
|
928 cg = changegroupmod.makechangegroup(repo, outgoing, '01', 'serve') |
35705
8cdb671dbd0b
wireproto: drop support for reader interface from streamres (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35491
diff
changeset
|
929 gen = iter(lambda: cg.read(32768), '') |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
930 return wireprototypes.streamres(gen=gen) |
11584
1af96b090116
protocol: unify changegroup commands
Matt Mackall <mpm@selenic.com>
parents:
11583
diff
changeset
|
931 |
36800
0b18604db95e
wireproto: declare permissions requirements in @wireprotocommand (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36760
diff
changeset
|
932 @wireprotocommand('debugwireargs', 'one two *', |
37490
3a91911c4343
wireproto: only expose "debugwireargs" to version 1 transports
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37489
diff
changeset
|
933 permission='pull', transportpolicy=POLICY_V1_ONLY) |
13721
3458c15ab2f0
wireproto: fix handling of '*' args for HTTP and SSH
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
13720
diff
changeset
|
934 def debugwireargs(repo, proto, one, two, others): |
3458c15ab2f0
wireproto: fix handling of '*' args for HTTP and SSH
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
13720
diff
changeset
|
935 # only accept optional args from the known set |
3458c15ab2f0
wireproto: fix handling of '*' args for HTTP and SSH
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
13720
diff
changeset
|
936 opts = options('debugwireargs', ['three', 'four'], others) |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
937 return wireprototypes.bytesresponse(repo.debugwireargs( |
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
938 one, two, **pycompat.strkwargs(opts))) |
13720
9c4e04fe267e
debug: add debugwireargs to test argument passing over the wire
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
13450
diff
changeset
|
939 |
37498
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
940 def find_pullbundle(repo, proto, opts, clheads, heads, common): |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
941 """Return a file object for the first matching pullbundle. |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
942 |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
943 Pullbundles are specified in .hg/pullbundles.manifest similar to |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
944 clonebundles. |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
945 For each entry, the bundle specification is checked for compatibility: |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
946 - Client features vs the BUNDLESPEC. |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
947 - Revisions shared with the clients vs base revisions of the bundle. |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
948 A bundle can be applied only if all its base revisions are known by |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
949 the client. |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
950 - At least one leaf of the bundle's DAG is missing on the client. |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
951 - Every leaf of the bundle's DAG is part of node set the client wants. |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
952 E.g. do not send a bundle of all changes if the client wants only |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
953 one specific branch of many. |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
954 """ |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
955 def decodehexstring(s): |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
956 return set([h.decode('hex') for h in s.split(';')]) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
957 |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
958 manifest = repo.vfs.tryread('pullbundles.manifest') |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
959 if not manifest: |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
960 return None |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
961 res = exchange.parseclonebundlesmanifest(repo, manifest) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
962 res = exchange.filterclonebundleentries(repo, res) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
963 if not res: |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
964 return None |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
965 cl = repo.changelog |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
966 heads_anc = cl.ancestors([cl.rev(rev) for rev in heads], inclusive=True) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
967 common_anc = cl.ancestors([cl.rev(rev) for rev in common], inclusive=True) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
968 compformats = clientcompressionsupport(proto) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
969 for entry in res: |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
970 if 'COMPRESSION' in entry and entry['COMPRESSION'] not in compformats: |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
971 continue |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
972 # No test yet for VERSION, since V2 is supported by any client |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
973 # that advertises partial pulls |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
974 if 'heads' in entry: |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
975 try: |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
976 bundle_heads = decodehexstring(entry['heads']) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
977 except TypeError: |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
978 # Bad heads entry |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
979 continue |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
980 if bundle_heads.issubset(common): |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
981 continue # Nothing new |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
982 if all(cl.rev(rev) in common_anc for rev in bundle_heads): |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
983 continue # Still nothing new |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
984 if any(cl.rev(rev) not in heads_anc and |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
985 cl.rev(rev) not in common_anc for rev in bundle_heads): |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
986 continue |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
987 if 'bases' in entry: |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
988 try: |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
989 bundle_bases = decodehexstring(entry['bases']) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
990 except TypeError: |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
991 # Bad bases entry |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
992 continue |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
993 if not all(cl.rev(rev) in common_anc for rev in bundle_bases): |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
994 continue |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
995 path = entry['URL'] |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
996 repo.ui.debug('sending pullbundle "%s"\n' % path) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
997 try: |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
998 return repo.vfs.open(path) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
999 except IOError: |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1000 repo.ui.debug('pullbundle "%s" not accessible\n' % path) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1001 continue |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1002 return None |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1003 |
37539
4a0d58d6faba
wireproto: only expose "getbundle" and "unbundle" to v1 transports
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37538
diff
changeset
|
1004 @wireprotocommand('getbundle', '*', permission='pull', |
4a0d58d6faba
wireproto: only expose "getbundle" and "unbundle" to v1 transports
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37538
diff
changeset
|
1005 transportpolicy=POLICY_V1_ONLY) |
13741
b51bf961b3cb
wireproto: add getbundle() function
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
13726
diff
changeset
|
1006 def getbundle(repo, proto, others): |
21646
ce25f465e572
getbundle: declare type of parameters
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21631
diff
changeset
|
1007 opts = options('getbundle', gboptsmap.keys(), others) |
13741
b51bf961b3cb
wireproto: add getbundle() function
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
13726
diff
changeset
|
1008 for k, v in opts.iteritems(): |
21646
ce25f465e572
getbundle: declare type of parameters
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21631
diff
changeset
|
1009 keytype = gboptsmap[k] |
ce25f465e572
getbundle: declare type of parameters
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21631
diff
changeset
|
1010 if keytype == 'nodes': |
37612
5e71dea79aae
wireproto: move value encoding functions to wireprototypes (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37546
diff
changeset
|
1011 opts[k] = wireprototypes.decodelist(v) |
21646
ce25f465e572
getbundle: declare type of parameters
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21631
diff
changeset
|
1012 elif keytype == 'csv': |
25403
30ab130af221
wireprotocol: distinguish list and set in getbundle argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
25339
diff
changeset
|
1013 opts[k] = list(v.split(',')) |
30ab130af221
wireprotocol: distinguish list and set in getbundle argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
25339
diff
changeset
|
1014 elif keytype == 'scsv': |
19201
309c439cdbaa
bundle-ng: add bundlecaps argument to getbundle() command
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
19176
diff
changeset
|
1015 opts[k] = set(v.split(',')) |
21988
12cd3827b860
wireproto: add a ``boolean`` type for getbundle parameters
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21728
diff
changeset
|
1016 elif keytype == 'boolean': |
26686
3e7f675628ad
wireproto: properly parse false boolean args (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26587
diff
changeset
|
1017 # Client should serialize False as '0', which is a non-empty string |
3e7f675628ad
wireproto: properly parse false boolean args (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26587
diff
changeset
|
1018 # so it evaluates as a True bool. |
3e7f675628ad
wireproto: properly parse false boolean args (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26587
diff
changeset
|
1019 if v == '0': |
3e7f675628ad
wireproto: properly parse false boolean args (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26587
diff
changeset
|
1020 opts[k] = False |
3e7f675628ad
wireproto: properly parse false boolean args (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26587
diff
changeset
|
1021 else: |
3e7f675628ad
wireproto: properly parse false boolean args (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
26587
diff
changeset
|
1022 opts[k] = bool(v) |
21646
ce25f465e572
getbundle: declare type of parameters
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21631
diff
changeset
|
1023 elif keytype != 'plain': |
ce25f465e572
getbundle: declare type of parameters
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21631
diff
changeset
|
1024 raise KeyError('unknown getbundle option type %s' |
ce25f465e572
getbundle: declare type of parameters
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21631
diff
changeset
|
1025 % keytype) |
27246
b288fb2724bf
wireproto: config options to disable bundle1
Gregory Szorc <gregory.szorc@gmail.com>
parents:
27243
diff
changeset
|
1026 |
27633
37d7cf569cf3
wireproto: support disabling bundle1 only if repo is generaldelta
Gregory Szorc <gregory.szorc@gmail.com>
parents:
27246
diff
changeset
|
1027 if not bundle1allowed(repo, 'pull'): |
27246
b288fb2724bf
wireproto: config options to disable bundle1
Gregory Szorc <gregory.szorc@gmail.com>
parents:
27243
diff
changeset
|
1028 if not exchange.bundle2requested(opts.get('bundlecaps')): |
36223
2e07dc514073
wireprotoserver: add version to HTTP protocol name (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36221
diff
changeset
|
1029 if proto.name == 'http-v1': |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1030 return wireprototypes.ooberror(bundle2required) |
30912
3d4afc2fdcd7
bundle1: fix bundle1-denied reporting for pull over ssh
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30910
diff
changeset
|
1031 raise error.Abort(bundle2requiredmain, |
3d4afc2fdcd7
bundle1: fix bundle1-denied reporting for pull over ssh
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30910
diff
changeset
|
1032 hint=bundle2requiredhint) |
27246
b288fb2724bf
wireproto: config options to disable bundle1
Gregory Szorc <gregory.szorc@gmail.com>
parents:
27243
diff
changeset
|
1033 |
35787
a84dbc87dae9
exchange: send bundle2 stream clones uncompressed
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35785
diff
changeset
|
1034 prefercompressed = True |
35782
9d249f3de730
wireproto: don't compress errors from getbundle()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35760
diff
changeset
|
1035 |
30914
f3807a135e43
wireproto: properly report server Abort during 'getbundle'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30912
diff
changeset
|
1036 try: |
37498
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1037 clheads = set(repo.changelog.heads()) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1038 heads = set(opts.get('heads', set())) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1039 common = set(opts.get('common', set())) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1040 common.discard(nullid) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1041 if (repo.ui.configbool('server', 'pullbundle') and |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1042 'partial-pull' in proto.getprotocaps()): |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1043 # Check if a pre-built bundle covers this request. |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1044 bundle = find_pullbundle(repo, proto, opts, clheads, heads, common) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1045 if bundle: |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1046 return wireprototypes.streamres(gen=util.filechunkiter(bundle), |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1047 prefer_uncompressed=True) |
aacfca6f9767
wireproto: support for pullbundles
Joerg Sonnenberger <joerg@bec.de>
parents:
37490
diff
changeset
|
1048 |
33223
d227451ee280
configitems: register the 'server.disablefullbundle' config
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
33220
diff
changeset
|
1049 if repo.ui.configbool('server', 'disablefullbundle'): |
32260
d0d9a4fca59b
clone: add a server-side option to disable full getbundles (pull-based clones)
Siddharth Agarwal <sid0@fb.com>
parents:
31451
diff
changeset
|
1050 # Check to see if this is a full clone. |
35760
133a678673cb
clone: allow bundle2's stream clone with 'server.disablefullbundle'
Boris Feld <boris.feld@octobus.net>
parents:
35759
diff
changeset
|
1051 changegroup = opts.get('cg', True) |
133a678673cb
clone: allow bundle2's stream clone with 'server.disablefullbundle'
Boris Feld <boris.feld@octobus.net>
parents:
35759
diff
changeset
|
1052 if changegroup and not common and clheads == heads: |
32260
d0d9a4fca59b
clone: add a server-side option to disable full getbundles (pull-based clones)
Siddharth Agarwal <sid0@fb.com>
parents:
31451
diff
changeset
|
1053 raise error.Abort( |
d0d9a4fca59b
clone: add a server-side option to disable full getbundles (pull-based clones)
Siddharth Agarwal <sid0@fb.com>
parents:
31451
diff
changeset
|
1054 _('server has pull-based clones disabled'), |
d0d9a4fca59b
clone: add a server-side option to disable full getbundles (pull-based clones)
Siddharth Agarwal <sid0@fb.com>
parents:
31451
diff
changeset
|
1055 hint=_('remove --pull if specified or upgrade Mercurial')) |
d0d9a4fca59b
clone: add a server-side option to disable full getbundles (pull-based clones)
Siddharth Agarwal <sid0@fb.com>
parents:
31451
diff
changeset
|
1056 |
35785
ba15580e53d5
exchange: return bundle info from getbundlechunks() (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35783
diff
changeset
|
1057 info, chunks = exchange.getbundlechunks(repo, 'serve', |
ba15580e53d5
exchange: return bundle info from getbundlechunks() (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35783
diff
changeset
|
1058 **pycompat.strkwargs(opts)) |
35787
a84dbc87dae9
exchange: send bundle2 stream clones uncompressed
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35785
diff
changeset
|
1059 prefercompressed = info.get('prefercompressed', True) |
30914
f3807a135e43
wireproto: properly report server Abort during 'getbundle'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30912
diff
changeset
|
1060 except error.Abort as exc: |
f3807a135e43
wireproto: properly report server Abort during 'getbundle'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30912
diff
changeset
|
1061 # cleanly forward Abort error to the client |
f3807a135e43
wireproto: properly report server Abort during 'getbundle'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30912
diff
changeset
|
1062 if not exchange.bundle2requested(opts.get('bundlecaps')): |
36223
2e07dc514073
wireprotoserver: add version to HTTP protocol name (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36221
diff
changeset
|
1063 if proto.name == 'http-v1': |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1064 return wireprototypes.ooberror(pycompat.bytestr(exc) + '\n') |
30914
f3807a135e43
wireproto: properly report server Abort during 'getbundle'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30912
diff
changeset
|
1065 raise # cannot do better for bundle1 + ssh |
f3807a135e43
wireproto: properly report server Abort during 'getbundle'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30912
diff
changeset
|
1066 # bundle2 request expect a bundle2 reply |
f3807a135e43
wireproto: properly report server Abort during 'getbundle'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30912
diff
changeset
|
1067 bundler = bundle2.bundle20(repo.ui) |
36258
af0a19d8812b
py3: get bytes-repr of network errors portably
Augie Fackler <augie@google.com>
parents:
36223
diff
changeset
|
1068 manargs = [('message', pycompat.bytestr(exc))] |
30914
f3807a135e43
wireproto: properly report server Abort during 'getbundle'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30912
diff
changeset
|
1069 advargs = [] |
f3807a135e43
wireproto: properly report server Abort during 'getbundle'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30912
diff
changeset
|
1070 if exc.hint is not None: |
f3807a135e43
wireproto: properly report server Abort during 'getbundle'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30912
diff
changeset
|
1071 advargs.append(('hint', exc.hint)) |
f3807a135e43
wireproto: properly report server Abort during 'getbundle'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30912
diff
changeset
|
1072 bundler.addpart(bundle2.bundlepart('error:abort', |
f3807a135e43
wireproto: properly report server Abort during 'getbundle'
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30912
diff
changeset
|
1073 manargs, advargs)) |
35782
9d249f3de730
wireproto: don't compress errors from getbundle()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35760
diff
changeset
|
1074 chunks = bundler.getchunks() |
35787
a84dbc87dae9
exchange: send bundle2 stream clones uncompressed
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35785
diff
changeset
|
1075 prefercompressed = False |
35782
9d249f3de730
wireproto: don't compress errors from getbundle()
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35760
diff
changeset
|
1076 |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1077 return wireprototypes.streamres( |
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1078 gen=chunks, prefer_uncompressed=not prefercompressed) |
13741
b51bf961b3cb
wireproto: add getbundle() function
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
13726
diff
changeset
|
1079 |
37485
0b7475ea38cf
wireproto: port heads command to wire protocol v2
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37414
diff
changeset
|
1080 @wireprotocommand('heads', permission='pull', transportpolicy=POLICY_V1_ONLY) |
11583
944c23762c3c
protocol: add proto to method prototypes
Matt Mackall <mpm@selenic.com>
parents:
11581
diff
changeset
|
1081 def heads(repo, proto): |
18281
898c575833c9
clfilter: drop extra filtering in wireprotocol
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
18280
diff
changeset
|
1082 h = repo.heads() |
37612
5e71dea79aae
wireproto: move value encoding functions to wireprototypes (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37546
diff
changeset
|
1083 return wireprototypes.bytesresponse(wireprototypes.encodelist(h) + '\n') |
11581
4530b3307fb9
protocol: introduce wireproto.py
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1084 |
37489
6e6d68c2d39c
wireproto: only expose "hello" command to version 1 transports
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37488
diff
changeset
|
1085 @wireprotocommand('hello', permission='pull', transportpolicy=POLICY_V1_ONLY) |
11594
67863f9d805f
protocol: unify server-side capabilities functions
Matt Mackall <mpm@selenic.com>
parents:
11593
diff
changeset
|
1086 def hello(repo, proto): |
36221
62bca1c50e96
wireproto: improve docstring for "hello"
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36074
diff
changeset
|
1087 """Called as part of SSH handshake to obtain server info. |
62bca1c50e96
wireproto: improve docstring for "hello"
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36074
diff
changeset
|
1088 |
62bca1c50e96
wireproto: improve docstring for "hello"
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36074
diff
changeset
|
1089 Returns a list of lines describing interesting things about the |
62bca1c50e96
wireproto: improve docstring for "hello"
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36074
diff
changeset
|
1090 server, in an RFC822-like format. |
11594
67863f9d805f
protocol: unify server-side capabilities functions
Matt Mackall <mpm@selenic.com>
parents:
11593
diff
changeset
|
1091 |
36221
62bca1c50e96
wireproto: improve docstring for "hello"
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36074
diff
changeset
|
1092 Currently, the only one defined is ``capabilities``, which consists of a |
62bca1c50e96
wireproto: improve docstring for "hello"
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36074
diff
changeset
|
1093 line of space separated tokens describing server abilities: |
62bca1c50e96
wireproto: improve docstring for "hello"
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36074
diff
changeset
|
1094 |
62bca1c50e96
wireproto: improve docstring for "hello"
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36074
diff
changeset
|
1095 capabilities: <token0> <token1> <token2> |
62bca1c50e96
wireproto: improve docstring for "hello"
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36074
diff
changeset
|
1096 """ |
36074
2f7290555c96
wireproto: introduce type for raw byte responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36073
diff
changeset
|
1097 caps = capabilities(repo, proto).data |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1098 return wireprototypes.bytesresponse('capabilities: %s\n' % caps) |
11594
67863f9d805f
protocol: unify server-side capabilities functions
Matt Mackall <mpm@selenic.com>
parents:
11593
diff
changeset
|
1099 |
37487
68915b9f8e96
wireproto: port listkeys commands to wire protocol v2
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37486
diff
changeset
|
1100 @wireprotocommand('listkeys', 'namespace', permission='pull', |
68915b9f8e96
wireproto: port listkeys commands to wire protocol v2
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37486
diff
changeset
|
1101 transportpolicy=POLICY_V1_ONLY) |
11583
944c23762c3c
protocol: add proto to method prototypes
Matt Mackall <mpm@selenic.com>
parents:
11581
diff
changeset
|
1102 def listkeys(repo, proto, namespace): |
36529
33c6f8f0388d
wireproto: sort response to listkeys
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36431
diff
changeset
|
1103 d = sorted(repo.listkeys(encoding.tolocal(namespace)).items()) |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1104 return wireprototypes.bytesresponse(pushkeymod.encodekeys(d)) |
11581
4530b3307fb9
protocol: introduce wireproto.py
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1105 |
37538
89fed81bbb6c
wireproto: port lookup to wire protocol v2
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37537
diff
changeset
|
1106 @wireprotocommand('lookup', 'key', permission='pull', |
89fed81bbb6c
wireproto: port lookup to wire protocol v2
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37537
diff
changeset
|
1107 transportpolicy=POLICY_V1_ONLY) |
11583
944c23762c3c
protocol: add proto to method prototypes
Matt Mackall <mpm@selenic.com>
parents:
11581
diff
changeset
|
1108 def lookup(repo, proto, key): |
11581
4530b3307fb9
protocol: introduce wireproto.py
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1109 try: |
15925
f9fc46698352
wireproto: refuse to lookup secret csets
Matt Mackall <mpm@selenic.com>
parents:
15713
diff
changeset
|
1110 k = encoding.tolocal(key) |
37353
ac666c5c2e0c
wireproto: use repo.lookup() for lookup command
Martin von Zweigbergk <martinvonz@google.com>
parents:
37320
diff
changeset
|
1111 n = repo.lookup(k) |
ac666c5c2e0c
wireproto: use repo.lookup() for lookup command
Martin von Zweigbergk <martinvonz@google.com>
parents:
37320
diff
changeset
|
1112 r = hex(n) |
11581
4530b3307fb9
protocol: introduce wireproto.py
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1113 success = 1 |
25660
328739ea70c3
global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25493
diff
changeset
|
1114 except Exception as inst: |
37084
f0b6fbea00cf
stringutil: bulk-replace call sites to point to new module
Yuya Nishihara <yuya@tcha.org>
parents:
37053
diff
changeset
|
1115 r = stringutil.forcebytestr(inst) |
11581
4530b3307fb9
protocol: introduce wireproto.py
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1116 success = 0 |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1117 return wireprototypes.bytesresponse('%d %s\n' % (success, r)) |
11581
4530b3307fb9
protocol: introduce wireproto.py
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1118 |
37486
6847542bb8d7
wireproto: port keep command to wire protocol v2
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37485
diff
changeset
|
1119 @wireprotocommand('known', 'nodes *', permission='pull', |
6847542bb8d7
wireproto: port keep command to wire protocol v2
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37485
diff
changeset
|
1120 transportpolicy=POLICY_V1_ONLY) |
14436
5adb52524779
wireproto: enable optional args for known() for future extensibility
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
14419
diff
changeset
|
1121 def known(repo, proto, nodes, others): |
37612
5e71dea79aae
wireproto: move value encoding functions to wireprototypes (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37546
diff
changeset
|
1122 v = ''.join(b and '1' or '0' |
5e71dea79aae
wireproto: move value encoding functions to wireprototypes (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37546
diff
changeset
|
1123 for b in repo.known(wireprototypes.decodelist(nodes))) |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1124 return wireprototypes.bytesresponse(v) |
13723
e615765fdcc7
wireproto: add known([id]) function
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
13722
diff
changeset
|
1125 |
37393
afcfdf53e4b5
wireproto: provide accessors for client capabilities
Joerg Sonnenberger <joerg@bec.de>
parents:
37353
diff
changeset
|
1126 @wireprotocommand('protocaps', 'caps', permission='pull', |
afcfdf53e4b5
wireproto: provide accessors for client capabilities
Joerg Sonnenberger <joerg@bec.de>
parents:
37353
diff
changeset
|
1127 transportpolicy=POLICY_V1_ONLY) |
afcfdf53e4b5
wireproto: provide accessors for client capabilities
Joerg Sonnenberger <joerg@bec.de>
parents:
37353
diff
changeset
|
1128 def protocaps(repo, proto, caps): |
afcfdf53e4b5
wireproto: provide accessors for client capabilities
Joerg Sonnenberger <joerg@bec.de>
parents:
37353
diff
changeset
|
1129 if proto.name == wireprototypes.SSHV1: |
afcfdf53e4b5
wireproto: provide accessors for client capabilities
Joerg Sonnenberger <joerg@bec.de>
parents:
37353
diff
changeset
|
1130 proto._protocaps = set(caps.split(' ')) |
afcfdf53e4b5
wireproto: provide accessors for client capabilities
Joerg Sonnenberger <joerg@bec.de>
parents:
37353
diff
changeset
|
1131 return wireprototypes.bytesresponse('OK') |
afcfdf53e4b5
wireproto: provide accessors for client capabilities
Joerg Sonnenberger <joerg@bec.de>
parents:
37353
diff
changeset
|
1132 |
37537
be5d4749edc0
wireproto: port pushkey command to wire protocol version 2
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37536
diff
changeset
|
1133 @wireprotocommand('pushkey', 'namespace key old new', permission='push', |
be5d4749edc0
wireproto: port pushkey command to wire protocol version 2
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37536
diff
changeset
|
1134 transportpolicy=POLICY_V1_ONLY) |
11583
944c23762c3c
protocol: add proto to method prototypes
Matt Mackall <mpm@selenic.com>
parents:
11581
diff
changeset
|
1135 def pushkey(repo, proto, namespace, key, old, new): |
13050 | 1136 # compatibility with pre-1.8 clients which were accidentally |
1137 # sending raw binary nodes rather than utf-8-encoded hex | |
37084
f0b6fbea00cf
stringutil: bulk-replace call sites to point to new module
Yuya Nishihara <yuya@tcha.org>
parents:
37053
diff
changeset
|
1138 if len(new) == 20 and stringutil.escapestr(new) != new: |
13050 | 1139 # looks like it could be a binary node |
1140 try: | |
14064
e4bfb9c337f3
remove unused imports and variables
Alexander Solovyov <alexander@solovyov.net>
parents:
14048
diff
changeset
|
1141 new.decode('utf-8') |
13050 | 1142 new = encoding.tolocal(new) # but cleanly decodes as UTF-8 |
1143 except UnicodeDecodeError: | |
1144 pass # binary, leave unmodified | |
1145 else: | |
1146 new = encoding.tolocal(new) # normal path | |
1147 | |
36066
2ad145fbde54
wireprotoserver: add context manager mechanism for redirecting stdio
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35982
diff
changeset
|
1148 with proto.mayberedirectstdio() as output: |
35979
ae79cf6f9c82
wireproto: remove unnecessary exception trapping
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35860
diff
changeset
|
1149 r = repo.pushkey(encoding.tolocal(namespace), encoding.tolocal(key), |
ae79cf6f9c82
wireproto: remove unnecessary exception trapping
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35860
diff
changeset
|
1150 encoding.tolocal(old), new) or False |
17793
8474be4412ca
wireproto: fix pushkey hook failure and output on remote http repo
Wagner Bruna <wbruna@softwareexpress.com.br>
parents:
17603
diff
changeset
|
1151 |
36066
2ad145fbde54
wireprotoserver: add context manager mechanism for redirecting stdio
Gregory Szorc <gregory.szorc@gmail.com>
parents:
35982
diff
changeset
|
1152 output = output.getvalue() if output else '' |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1153 return wireprototypes.bytesresponse('%d\n%s' % (int(r), output)) |
11581
4530b3307fb9
protocol: introduce wireproto.py
Matt Mackall <mpm@selenic.com>
parents:
diff
changeset
|
1154 |
37534
465187fec06f
wireproto: only expose "stream_out" to version 1 transports
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37533
diff
changeset
|
1155 @wireprotocommand('stream_out', permission='pull', |
465187fec06f
wireproto: only expose "stream_out" to version 1 transports
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37533
diff
changeset
|
1156 transportpolicy=POLICY_V1_ONLY) |
11585
5d907fbb9703
protocol: unify stream_out command
Matt Mackall <mpm@selenic.com>
parents:
11584
diff
changeset
|
1157 def stream(repo, proto): |
11627
04f76a954842
protocol: move the streamclone implementation into wireproto
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents:
11625
diff
changeset
|
1158 '''If the server supports streaming clone, it advertises the "stream" |
04f76a954842
protocol: move the streamclone implementation into wireproto
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents:
11625
diff
changeset
|
1159 capability with a value representing the version and flags of the repo |
04f76a954842
protocol: move the streamclone implementation into wireproto
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents:
11625
diff
changeset
|
1160 it is serving. Client checks to see if it understands the format. |
04f76a954842
protocol: move the streamclone implementation into wireproto
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents:
11625
diff
changeset
|
1161 ''' |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1162 return wireprototypes.streamreslegacy( |
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1163 streamclone.generatev1wireproto(repo)) |
11585
5d907fbb9703
protocol: unify stream_out command
Matt Mackall <mpm@selenic.com>
parents:
11584
diff
changeset
|
1164 |
37539
4a0d58d6faba
wireproto: only expose "getbundle" and "unbundle" to v1 transports
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37538
diff
changeset
|
1165 @wireprotocommand('unbundle', 'heads', permission='push', |
4a0d58d6faba
wireproto: only expose "getbundle" and "unbundle" to v1 transports
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37538
diff
changeset
|
1166 transportpolicy=POLICY_V1_ONLY) |
11593
d054cc5c7737
protocol: unify unbundle on the server side
Matt Mackall <mpm@selenic.com>
parents:
11592
diff
changeset
|
1167 def unbundle(repo, proto, heads): |
37612
5e71dea79aae
wireproto: move value encoding functions to wireprototypes (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37546
diff
changeset
|
1168 their_heads = wireprototypes.decodelist(heads) |
11593
d054cc5c7737
protocol: unify unbundle on the server side
Matt Mackall <mpm@selenic.com>
parents:
11592
diff
changeset
|
1169 |
36067
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1170 with proto.mayberedirectstdio() as output: |
11593
d054cc5c7737
protocol: unify unbundle on the server side
Matt Mackall <mpm@selenic.com>
parents:
11592
diff
changeset
|
1171 try: |
36067
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1172 exchange.check_heads(repo, their_heads, 'preparing changes') |
37414
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1173 cleanup = lambda: None |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1174 try: |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1175 payload = proto.getpayload() |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1176 if repo.ui.configbool('server', 'streamunbundle'): |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1177 def cleanup(): |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1178 # Ensure that the full payload is consumed, so |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1179 # that the connection doesn't contain trailing garbage. |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1180 for p in payload: |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1181 pass |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1182 fp = util.chunkbuffer(payload) |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1183 else: |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1184 # write bundle data to temporary file as it can be big |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1185 fp, tempname = None, None |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1186 def cleanup(): |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1187 if fp: |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1188 fp.close() |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1189 if tempname: |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1190 os.unlink(tempname) |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1191 fd, tempname = tempfile.mkstemp(prefix='hg-unbundle-') |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1192 repo.ui.debug('redirecting incoming bundle to %s\n' % |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1193 tempname) |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1194 fp = os.fdopen(fd, pycompat.sysstr('wb+')) |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1195 r = 0 |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1196 for p in payload: |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1197 fp.write(p) |
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1198 fp.seek(0) |
27246
b288fb2724bf
wireproto: config options to disable bundle1
Gregory Szorc <gregory.szorc@gmail.com>
parents:
27243
diff
changeset
|
1199 |
36067
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1200 gen = exchange.readbundle(repo.ui, fp, None) |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1201 if (isinstance(gen, changegroupmod.cg1unpacker) |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1202 and not bundle1allowed(repo, 'push')): |
36223
2e07dc514073
wireprotoserver: add version to HTTP protocol name (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36221
diff
changeset
|
1203 if proto.name == 'http-v1': |
36067
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1204 # need to special case http because stderr do not get to |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1205 # the http client on failed push so we need to abuse |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1206 # some other error type to make sure the message get to |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1207 # the user. |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1208 return wireprototypes.ooberror(bundle2required) |
36067
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1209 raise error.Abort(bundle2requiredmain, |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1210 hint=bundle2requiredhint) |
24796
61ff209fc01d
bundle2: refactor error bundle creation for the wireprotocol
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24696
diff
changeset
|
1211 |
36067
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1212 r = exchange.unbundle(repo, gen, their_heads, 'serve', |
36069
957e773614d0
wireprotoserver: rename _client to client (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36067
diff
changeset
|
1213 proto.client()) |
36067
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1214 if util.safehasattr(r, 'addpart'): |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1215 # The return looks streamable, we are in the bundle2 case |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1216 # and should return a stream. |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1217 return wireprototypes.streamreslegacy(gen=r.getchunks()) |
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1218 return wireprototypes.pushres( |
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1219 r, output.getvalue() if output else '') |
36067
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1220 |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1221 finally: |
37414
2d965bfeb8f6
wireproto: allow direct stream processing for unbundle
Joerg Sonnenberger <joerg@bec.de>
parents:
37413
diff
changeset
|
1222 cleanup() |
36067
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1223 |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1224 except (error.BundleValueError, error.Abort, error.PushRaced) as exc: |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1225 # handle non-bundle2 case first |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1226 if not getattr(exc, 'duringunbundle2', False): |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1227 try: |
25493
d8e7b0781ad7
bundle2: convey PushkeyFailed error over the wire
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
25403
diff
changeset
|
1228 raise |
36067
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1229 except error.Abort: |
37119
d4a2e0d5d042
procutil: bulk-replace util.std* to point to new module
Yuya Nishihara <yuya@tcha.org>
parents:
37084
diff
changeset
|
1230 # The old code we moved used procutil.stderr directly. |
36067
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1231 # We did not change it to minimise code change. |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1232 # This need to be moved to something proper. |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1233 # Feel free to do it. |
37119
d4a2e0d5d042
procutil: bulk-replace util.std* to point to new module
Yuya Nishihara <yuya@tcha.org>
parents:
37084
diff
changeset
|
1234 procutil.stderr.write("abort: %s\n" % exc) |
36067
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1235 if exc.hint is not None: |
37119
d4a2e0d5d042
procutil: bulk-replace util.std* to point to new module
Yuya Nishihara <yuya@tcha.org>
parents:
37084
diff
changeset
|
1236 procutil.stderr.write("(%s)\n" % exc.hint) |
d4a2e0d5d042
procutil: bulk-replace util.std* to point to new module
Yuya Nishihara <yuya@tcha.org>
parents:
37084
diff
changeset
|
1237 procutil.stderr.flush() |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1238 return wireprototypes.pushres( |
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1239 0, output.getvalue() if output else '') |
36067
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1240 except error.PushRaced: |
37293
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1241 return wireprototypes.pusherr( |
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1242 pycompat.bytestr(exc), |
d5d665f6615a
wireproto: stop aliasing wire protocol types (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37119
diff
changeset
|
1243 output.getvalue() if output else '') |
36067
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1244 |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1245 bundler = bundle2.bundle20(repo.ui) |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1246 for out in getattr(exc, '_bundle2salvagedoutput', ()): |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1247 bundler.addpart(out) |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1248 try: |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1249 try: |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1250 raise |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1251 except error.PushkeyFailed as exc: |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1252 # check client caps |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1253 remotecaps = getattr(exc, '_replycaps', None) |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1254 if (remotecaps is not None |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1255 and 'pushkey' not in remotecaps.get('error', ())): |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1256 # no support remote side, fallback to Abort handler. |
caca3ac2ac04
wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
36066
diff
changeset
|
1257 raise |
caca3ac2ac04
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1258 part = bundler.newpart('error:pushkey') |
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1259 part.addparam('in-reply-to', exc.partid) |
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1260 if exc.namespace is not None: |
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1261 part.addparam('namespace', exc.namespace, |
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1262 mandatory=False) |
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wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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1263 if exc.key is not None: |
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wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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1264 part.addparam('key', exc.key, mandatory=False) |
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wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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1265 if exc.new is not None: |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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1266 part.addparam('new', exc.new, mandatory=False) |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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1267 if exc.old is not None: |
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wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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1268 part.addparam('old', exc.old, mandatory=False) |
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wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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1269 if exc.ret is not None: |
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wireproto: use maybecapturestdio() for push responses (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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1270 part.addparam('ret', exc.ret, mandatory=False) |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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1271 except error.BundleValueError as exc: |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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1272 errpart = bundler.newpart('error:unsupportedcontent') |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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1273 if exc.parttype is not None: |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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1274 errpart.addparam('parttype', exc.parttype) |
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parents:
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1275 if exc.params: |
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1276 errpart.addparam('params', '\0'.join(exc.params)) |
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Gregory Szorc <gregory.szorc@gmail.com>
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1277 except error.Abort as exc: |
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1278 manargs = [('message', stringutil.forcebytestr(exc))] |
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1279 advargs = [] |
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1280 if exc.hint is not None: |
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1281 advargs.append(('hint', exc.hint)) |
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1282 bundler.addpart(bundle2.bundlepart('error:abort', |
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1283 manargs, advargs)) |
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1284 except error.PushRaced as exc: |
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Augie Fackler <augie@google.com>
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changeset
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1285 bundler.newpart('error:pushraced', |
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1286 [('message', stringutil.forcebytestr(exc))]) |
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1287 return wireprototypes.streamreslegacy(gen=bundler.getchunks()) |