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annotate mercurial/wireprotoserver.py @ 35903:49426bb4476c

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wireprotoserver: add some blank lines between methods Let's make this file slightly easier to read. Differential Revision: https://phab.mercurial-scm.org/D1981
author Gregory Szorc <gregory.szorc@gmail.com>
date Tue, 30 Jan 2018 17:51:57 -0800
parents d9e71cce3b2f
children bd38ccf4ecf6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 # Copyright 21 May 2005 - (c) 2005 Jake Edge <jake@edge2.net>
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2 # Copyright 2005-2007 Matt Mackall <mpm@selenic.com>
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3 #
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4 # This software may be used and distributed according to the terms of the
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5 # GNU General Public License version 2 or any later version.
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6
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7 from __future__ import absolute_import
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8
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9 import cgi
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10 import struct
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11 import sys
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12
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13 from .i18n import _
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14 from . import (
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15 encoding,
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16 error,
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17 hook,
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18 pycompat,
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19 util,
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20 wireproto,
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21 )
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22
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23 stringio = util.stringio
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24
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25 urlerr = util.urlerr
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26 urlreq = util.urlreq
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27
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28 HTTP_OK = 200
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29
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30 HGTYPE = 'application/mercurial-0.1'
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31 HGTYPE2 = 'application/mercurial-0.2'
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32 HGERRTYPE = 'application/hg-error'
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33
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34 class abstractserverproto(object):
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35 """abstract class that summarizes the protocol API
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36
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37 Used as reference and documentation.
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38 """
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39
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40 def getargs(self, args):
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41 """return the value for arguments in <args>
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42
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43 returns a list of values (same order as <args>)"""
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44 raise NotImplementedError()
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45
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46 def getfile(self, fp):
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47 """write the whole content of a file into a file like object
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48
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49 The file is in the form::
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50
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51 (<chunk-size>\n<chunk>)+0\n
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52
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53 chunk size is the ascii version of the int.
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54 """
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55 raise NotImplementedError()
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56
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57 def redirect(self):
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58 """may setup interception for stdout and stderr
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59
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60 See also the `restore` method."""
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61 raise NotImplementedError()
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62
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63 # If the `redirect` function does install interception, the `restore`
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64 # function MUST be defined. If interception is not used, this function
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65 # MUST NOT be defined.
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66 #
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67 # left commented here on purpose
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68 #
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69 #def restore(self):
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70 # """reinstall previous stdout and stderr and return intercepted stdout
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71 # """
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72 # raise NotImplementedError()
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73
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74 def decodevaluefromheaders(req, headerprefix):
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75 """Decode a long value from multiple HTTP request headers.
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76
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77 Returns the value as a bytes, not a str.
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78 """
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79 chunks = []
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80 i = 1
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81 prefix = headerprefix.upper().replace(r'-', r'_')
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82 while True:
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83 v = req.env.get(r'HTTP_%s_%d' % (prefix, i))
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84 if v is None:
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85 break
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86 chunks.append(pycompat.bytesurl(v))
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87 i += 1
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88
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89 return ''.join(chunks)
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90
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91 class webproto(abstractserverproto):
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92 def __init__(self, req, ui):
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93 self.req = req
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94 self.response = ''
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95 self.ui = ui
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96 self.name = 'http'
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97
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98 def getargs(self, args):
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99 knownargs = self._args()
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100 data = {}
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101 keys = args.split()
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102 for k in keys:
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103 if k == '*':
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104 star = {}
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105 for key in knownargs.keys():
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106 if key != 'cmd' and key not in keys:
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107 star[key] = knownargs[key][0]
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108 data['*'] = star
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109 else:
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110 data[k] = knownargs[k][0]
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111 return [data[k] for k in keys]
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112
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113 def _args(self):
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114 args = self.req.form.copy()
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115 if pycompat.ispy3:
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116 args = {k.encode('ascii'): [v.encode('ascii') for v in vs]
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117 for k, vs in args.items()}
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118 postlen = int(self.req.env.get(r'HTTP_X_HGARGS_POST', 0))
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119 if postlen:
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120 args.update(cgi.parse_qs(
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121 self.req.read(postlen), keep_blank_values=True))
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122 return args
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123
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124 argvalue = decodevaluefromheaders(self.req, r'X-HgArg')
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125 args.update(cgi.parse_qs(argvalue, keep_blank_values=True))
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126 return args
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127
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128 def getfile(self, fp):
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129 length = int(self.req.env[r'CONTENT_LENGTH'])
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130 # If httppostargs is used, we need to read Content-Length
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diff changeset
131 # minus the amount that was consumed by args.
34740
b2601c5977a4 hgweb: more "http headers are native strs" cleanup
Augie Fackler <augie@google.com>
parents: 34510
diff changeset
132 length -= int(self.req.env.get(r'HTTP_X_HGARGS_POST', 0))
11621
e46a8b2331a6 protocol: shuffle server methods to group send methods
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 11618
diff changeset
133 for s in util.filechunkiter(self.req, limit=length):
e46a8b2331a6 protocol: shuffle server methods to group send methods
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 11618
diff changeset
134 fp.write(s)
35903
49426bb4476c wireprotoserver: add some blank lines between methods
Gregory Szorc <gregory.szorc@gmail.com>
parents: 35900
diff changeset
135
11621
e46a8b2331a6 protocol: shuffle server methods to group send methods
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 11618
diff changeset
136 def redirect(self):
14614
afccc64eea73 ui: use I/O descriptors internally
Idan Kamara <idankk86@gmail.com>
parents: 14494
diff changeset
137 self.oldio = self.ui.fout, self.ui.ferr
28861
86db5cb55d46 pycompat: switch to util.stringio for py3 compat
timeless <timeless@mozdev.org>
parents: 28530
diff changeset
138 self.ui.ferr = self.ui.fout = stringio()
35903
49426bb4476c wireprotoserver: add some blank lines between methods
Gregory Szorc <gregory.szorc@gmail.com>
parents: 35900
diff changeset
139
14614
afccc64eea73 ui: use I/O descriptors internally
Idan Kamara <idankk86@gmail.com>
parents: 14494
diff changeset
140 def restore(self):
afccc64eea73 ui: use I/O descriptors internally
Idan Kamara <idankk86@gmail.com>
parents: 14494
diff changeset
141 val = self.ui.fout.getvalue()
afccc64eea73 ui: use I/O descriptors internally
Idan Kamara <idankk86@gmail.com>
parents: 14494
diff changeset
142 self.ui.ferr, self.ui.fout = self.oldio
afccc64eea73 ui: use I/O descriptors internally
Idan Kamara <idankk86@gmail.com>
parents: 14494
diff changeset
143 return val
30206
d105195436c0 wireproto: compress data from a generator
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30016
diff changeset
144
11595
368cd5325348 protocol: move hgweb protocol support back into protocol.py
Matt Mackall <mpm@selenic.com>
parents: 11594
diff changeset
145 def _client(self):
368cd5325348 protocol: move hgweb protocol support back into protocol.py
Matt Mackall <mpm@selenic.com>
parents: 11594
diff changeset
146 return 'remote:%s:%s:%s' % (
368cd5325348 protocol: move hgweb protocol support back into protocol.py
Matt Mackall <mpm@selenic.com>
parents: 11594
diff changeset
147 self.req.env.get('wsgi.url_scheme') or 'http',
28883
032c4c2f802a pycompat: switch to util.urlreq/util.urlerr for py3 compat
timeless <timeless@mozdev.org>
parents: 28861
diff changeset
148 urlreq.quote(self.req.env.get('REMOTE_HOST', '')),
032c4c2f802a pycompat: switch to util.urlreq/util.urlerr for py3 compat
timeless <timeless@mozdev.org>
parents: 28861
diff changeset
149 urlreq.quote(self.req.env.get('REMOTE_USER', '')))
11595
368cd5325348 protocol: move hgweb protocol support back into protocol.py
Matt Mackall <mpm@selenic.com>
parents: 11594
diff changeset
150
35750
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
151 def responsetype(self, prefer_uncompressed):
30764
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
152 """Determine the appropriate response type and compression settings.
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
153
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
154 Returns a tuple of (mediatype, compengine, engineopts).
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
155 """
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
156 # Determine the response media type and compression engine based
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
157 # on the request parameters.
34743
dc2bf7074147 hgweb: more "headers are native strs" cleanup
Augie Fackler <augie@google.com>
parents: 34742
diff changeset
158 protocaps = decodevaluefromheaders(self.req, r'X-HgProto').split(' ')
30764
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
159
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
160 if '0.2' in protocaps:
35750
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
161 # All clients are expected to support uncompressed data.
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
162 if prefer_uncompressed:
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
163 return HGTYPE2, util._noopengine(), {}
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
164
30764
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
165 # Default as defined by wire protocol spec.
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
166 compformats = ['zlib', 'none']
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
167 for cap in protocaps:
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
168 if cap.startswith('comp='):
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
169 compformats = cap[5:].split(',')
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
170 break
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
171
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
172 # Now find an agreed upon compression format.
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
173 for engine in wireproto.supportedcompengines(self.ui, self,
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
174 util.SERVERROLE):
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
175 if engine.wireprotosupport().name in compformats:
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
176 opts = {}
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
177 level = self.ui.configint('server',
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
178 '%slevel' % engine.name())
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
179 if level is not None:
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
180 opts['level'] = level
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
181
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
182 return HGTYPE2, engine, opts
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
183
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
184 # No mutually supported compression format. Fall back to the
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
185 # legacy protocol.
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
186
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
187 # Don't allow untrusted settings because disabling compression or
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
188 # setting a very high compression level could lead to flooding
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
189 # the server's network or CPU.
33228
35c233975b78 configitems: register the 'server.zliblevel' config
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 30764
diff changeset
190 opts = {'level': self.ui.configint('server', 'zliblevel')}
30764
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
191 return HGTYPE, util.compengines['zlib'], opts
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
192
11595
368cd5325348 protocol: move hgweb protocol support back into protocol.py
Matt Mackall <mpm@selenic.com>
parents: 11594
diff changeset
193 def iscmd(cmd):
368cd5325348 protocol: move hgweb protocol support back into protocol.py
Matt Mackall <mpm@selenic.com>
parents: 11594
diff changeset
194 return cmd in wireproto.commands
368cd5325348 protocol: move hgweb protocol support back into protocol.py
Matt Mackall <mpm@selenic.com>
parents: 11594
diff changeset
195
35897
a42455b3dbf8 wireprotoserver: rename call to callhttp
Gregory Szorc <gregory.szorc@gmail.com>
parents: 35896
diff changeset
196 def callhttp(repo, req, cmd):
14614
afccc64eea73 ui: use I/O descriptors internally
Idan Kamara <idankk86@gmail.com>
parents: 14494
diff changeset
197 p = webproto(req, repo.ui)
30764
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
198
35750
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
199 def genversion2(gen, engine, engineopts):
30764
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
200 # application/mercurial-0.2 always sends a payload header
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
201 # identifying the compression engine.
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
202 name = engine.wireprotosupport().name
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
203 assert 0 < len(name) < 256
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
204 yield struct.pack('B', len(name))
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
205 yield name
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
206
35750
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
207 for chunk in gen:
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
208 yield chunk
30764
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
209
11625
cdeb861335d5 protocol: wrap non-string protocol responses in classes
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 11623
diff changeset
210 rsp = wireproto.dispatch(repo, p, cmd)
34510
c23fa3103925 hgweb: in protocol adapter, look for bytes instances, not str
Augie Fackler <augie@google.com>
parents: 34509
diff changeset
211 if isinstance(rsp, bytes):
18352
e33b9b92a200 hgweb: pass the actual response body to request.response, not just the length
Mads Kiilerich <mads@kiilerich.com>
parents: 18346
diff changeset
212 req.respond(HTTP_OK, HGTYPE, body=rsp)
e33b9b92a200 hgweb: pass the actual response body to request.response, not just the length
Mads Kiilerich <mads@kiilerich.com>
parents: 18346
diff changeset
213 return []
35750
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
214 elif isinstance(rsp, wireproto.streamres_legacy):
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
215 gen = rsp.gen
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
216 req.respond(HTTP_OK, HGTYPE)
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
217 return gen
11626
2f8adc60e013 protocol: use generators instead of req.write() for hgweb stream responses
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 11625
diff changeset
218 elif isinstance(rsp, wireproto.streamres):
35705
8cdb671dbd0b wireproto: drop support for reader interface from streamres (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 34744
diff changeset
219 gen = rsp.gen
30475
2add671bf55b wireproto: perform chunking and compression at protocol layer (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30376
diff changeset
220
30764
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
221 # This code for compression should not be streamres specific. It
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
222 # is here because we only compress streamres at the moment.
35750
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
223 mediatype, engine, engineopts = p.responsetype(rsp.prefer_uncompressed)
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
224 gen = engine.compressstream(gen, engineopts)
30475
2add671bf55b wireproto: perform chunking and compression at protocol layer (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30376
diff changeset
225
35750
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
226 if mediatype == HGTYPE2:
a39a9df7ecca wireproto: split streamres into legacy and modern case
Joerg Sonnenberger <joerg@bec.de>
parents: 35705
diff changeset
227 gen = genversion2(gen, engine, engineopts)
30764
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
228
e75463e3179f protocol: send application/mercurial-0.2 responses to capable clients
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30759
diff changeset
229 req.respond(HTTP_OK, mediatype)
30475
2add671bf55b wireproto: perform chunking and compression at protocol layer (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 30376
diff changeset
230 return gen
11626
2f8adc60e013 protocol: use generators instead of req.write() for hgweb stream responses
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 11625
diff changeset
231 elif isinstance(rsp, wireproto.pushres):
14614
afccc64eea73 ui: use I/O descriptors internally
Idan Kamara <idankk86@gmail.com>
parents: 14494
diff changeset
232 val = p.restore()
18346
6c2563b2c1c6 hgweb: use Content-Length for pushres
Mads Kiilerich <mads@kiilerich.com>
parents: 15017
diff changeset
233 rsp = '%d\n%s' % (rsp.res, val)
18352
e33b9b92a200 hgweb: pass the actual response body to request.response, not just the length
Mads Kiilerich <mads@kiilerich.com>
parents: 18346
diff changeset
234 req.respond(HTTP_OK, HGTYPE, body=rsp)
e33b9b92a200 hgweb: pass the actual response body to request.response, not just the length
Mads Kiilerich <mads@kiilerich.com>
parents: 18346
diff changeset
235 return []
12703
40bb5853fc4b wireproto: introduce pusherr() to deal with "unsynced changes" error
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 11626
diff changeset
236 elif isinstance(rsp, wireproto.pusherr):
12704
ca6e2adc3e4d wireproto/http: drain the incoming bundle in case of errors
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 12703
diff changeset
237 # drain the incoming bundle
ca6e2adc3e4d wireproto/http: drain the incoming bundle in case of errors
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 12703
diff changeset
238 req.drain()
14614
afccc64eea73 ui: use I/O descriptors internally
Idan Kamara <idankk86@gmail.com>
parents: 14494
diff changeset
239 p.restore()
12703
40bb5853fc4b wireproto: introduce pusherr() to deal with "unsynced changes" error
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 11626
diff changeset
240 rsp = '0\n%s\n' % rsp.res
18352
e33b9b92a200 hgweb: pass the actual response body to request.response, not just the length
Mads Kiilerich <mads@kiilerich.com>
parents: 18346
diff changeset
241 req.respond(HTTP_OK, HGTYPE, body=rsp)
e33b9b92a200 hgweb: pass the actual response body to request.response, not just the length
Mads Kiilerich <mads@kiilerich.com>
parents: 18346
diff changeset
242 return []
15017
f4522df38c65 wireproto: add out-of-band error class to allow remote repo to report errors
Andrew Pritchard <andrewp@fogcreek.com>
parents: 14614
diff changeset
243 elif isinstance(rsp, wireproto.ooberror):
f4522df38c65 wireproto: add out-of-band error class to allow remote repo to report errors
Andrew Pritchard <andrewp@fogcreek.com>
parents: 14614
diff changeset
244 rsp = rsp.message
18352
e33b9b92a200 hgweb: pass the actual response body to request.response, not just the length
Mads Kiilerich <mads@kiilerich.com>
parents: 18346
diff changeset
245 req.respond(HTTP_OK, HGERRTYPE, body=rsp)
e33b9b92a200 hgweb: pass the actual response body to request.response, not just the length
Mads Kiilerich <mads@kiilerich.com>
parents: 18346
diff changeset
246 return []
34509
e21f274cccea hgweb: in protocol adapter, avoid control reaching end of non-void function
Augie Fackler <augie@google.com>
parents: 33842
diff changeset
247 raise error.ProgrammingError('hgweb.protocol internal failure', rsp)
35899
1bf5263fe5cc wireprotoserver: move sshserver into module (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 35898
diff changeset
248
35900
d9e71cce3b2f wireprotoserver: move abstractserverproto class from wireproto
Gregory Szorc <gregory.szorc@gmail.com>
parents: 35899
diff changeset
249 class sshserver(abstractserverproto):
35899
1bf5263fe5cc wireprotoserver: move sshserver into module (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 35898
diff changeset
250 def __init__(self, ui, repo):
1bf5263fe5cc wireprotoserver: move sshserver into module (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 35898
diff changeset
251 self.ui = ui
1bf5263fe5cc wireprotoserver: move sshserver into module (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 35898
diff changeset
252 self.repo = repo
1bf5263fe5cc wireprotoserver: move sshserver into module (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 35898
diff changeset
253 self.lock = None
1bf5263fe5cc wireprotoserver: move sshserver into module (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 35898
diff changeset
254 self.fin = ui.fin
1bf5263fe5cc wireprotoserver: move sshserver into module (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 35898
diff changeset
255 self.fout = ui.fout
1bf5263fe5cc wireprotoserver: move sshserver into module (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 35898
diff changeset
256 self.name = 'ssh'
1bf5263fe5cc wireprotoserver: move sshserver into module (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 35898
diff changeset
257
1bf5263fe5cc wireprotoserver: move sshserver into module (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 35898
diff changeset
258 hook.redirect(True)
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259 ui.fout = repo.ui.fout = ui.ferr
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260
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261 # Prevent insertion/deletion of CRs
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262 util.setbinary(self.fin)
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Gregory Szorc <gregory.szorc@gmail.com>
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263 util.setbinary(self.fout)
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264
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265 def getargs(self, args):
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266 data = {}
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267 keys = args.split()
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268 for n in xrange(len(keys)):
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269 argline = self.fin.readline()[:-1]
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270 arg, l = argline.split()
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271 if arg not in keys:
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272 raise error.Abort(_("unexpected parameter %r") % arg)
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273 if arg == '*':
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Gregory Szorc <gregory.szorc@gmail.com>
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274 star = {}
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Gregory Szorc <gregory.szorc@gmail.com>
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275 for k in xrange(int(l)):
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276 argline = self.fin.readline()[:-1]
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277 arg, l = argline.split()
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diff changeset
278 val = self.fin.read(int(l))
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279 star[arg] = val
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280 data['*'] = star
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Gregory Szorc <gregory.szorc@gmail.com>
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281 else:
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diff changeset
282 val = self.fin.read(int(l))
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283 data[arg] = val
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284 return [data[k] for k in keys]
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285
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286 def getarg(self, name):
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287 return self.getargs(name)[0]
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288
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289 def getfile(self, fpout):
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290 self.sendresponse('')
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Gregory Szorc <gregory.szorc@gmail.com>
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291 count = int(self.fin.readline())
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diff changeset
292 while count:
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293 fpout.write(self.fin.read(count))
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diff changeset
294 count = int(self.fin.readline())
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295
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diff changeset
296 def redirect(self):
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297 pass
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298
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299 def sendresponse(self, v):
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300 self.fout.write("%d\n" % len(v))
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301 self.fout.write(v)
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302 self.fout.flush()
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303
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304 def sendstream(self, source):
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305 write = self.fout.write
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
306 for chunk in source.gen:
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diff changeset
307 write(chunk)
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diff changeset
308 self.fout.flush()
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diff changeset
309
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diff changeset
310 def sendpushresponse(self, rsp):
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311 self.sendresponse('')
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diff changeset
312 self.sendresponse(str(rsp.res))
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diff changeset
313
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diff changeset
314 def sendpusherror(self, rsp):
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diff changeset
315 self.sendresponse(rsp.res)
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diff changeset
316
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
317 def sendooberror(self, rsp):
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diff changeset
318 self.ui.ferr.write('%s\n-\n' % rsp.message)
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diff changeset
319 self.ui.ferr.flush()
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diff changeset
320 self.fout.write('\n')
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diff changeset
321 self.fout.flush()
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diff changeset
322
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
323 def serve_forever(self):
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324 try:
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Gregory Szorc <gregory.szorc@gmail.com>
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325 while self.serve_one():
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
326 pass
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diff changeset
327 finally:
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
328 if self.lock is not None:
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diff changeset
329 self.lock.release()
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diff changeset
330 sys.exit(0)
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diff changeset
331
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diff changeset
332 handlers = {
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333 str: sendresponse,
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
334 wireproto.streamres: sendstream,
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
335 wireproto.streamres_legacy: sendstream,
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diff changeset
336 wireproto.pushres: sendpushresponse,
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Gregory Szorc <gregory.szorc@gmail.com>
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337 wireproto.pusherr: sendpusherror,
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diff changeset
338 wireproto.ooberror: sendooberror,
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diff changeset
339 }
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
340
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
341 def serve_one(self):
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
342 cmd = self.fin.readline()[:-1]
1bf5263fe5cc wireprotoserver: move sshserver into module (API)
Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
343 if cmd and cmd in wireproto.commands:
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
344 rsp = wireproto.dispatch(self.repo, self, cmd)
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diff changeset
345 self.handlers[rsp.__class__](self, rsp)
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
346 elif cmd:
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
347 impl = getattr(self, 'do_' + cmd, None)
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
348 if impl:
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
349 r = impl()
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
350 if r is not None:
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
351 self.sendresponse(r)
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
352 else:
1bf5263fe5cc wireprotoserver: move sshserver into module (API)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 35898
diff changeset
353 self.sendresponse("")
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
354 return cmd != ''
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 35898
diff changeset
355
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Gregory Szorc <gregory.szorc@gmail.com>
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diff changeset
356 def _client(self):
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 35898
diff changeset
357 client = encoding.environ.get('SSH_CLIENT', '').split(' ', 1)[0]
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Gregory Szorc <gregory.szorc@gmail.com>
parents: 35898
diff changeset
358 return 'remote:ssh:' + client