annotate mercurial/sshrepo.py @ 4398:3b7e284b8f28

merge: expand and simplify the invalid handling for directory moves
author Matt Mackall <mpm@selenic.com>
date Thu, 03 May 2007 17:24:43 -0500
parents 581665242c07
children abaee83ce0a6
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1 # sshrepo.py - ssh repository proxy class for mercurial
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2 #
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3 # Copyright 2005, 2006 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
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6 # of the GNU General Public License, incorporated herein by reference.
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7
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8 from node import *
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9 from remoterepo import *
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10 from i18n import gettext as _
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11 from demandload import *
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12 demandload(globals(), "hg os re stat util")
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13
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14 class sshrepository(remoterepository):
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15 def __init__(self, ui, path, create=0):
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16 self._url = path
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17 self.ui = ui
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18
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19 m = re.match(r'^ssh://(([^@]+)@)?([^:/]+)(:(\d+))?(/(.*))?$', path)
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20 if not m:
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21 self.raise_(hg.RepoError(_("couldn't parse location %s") % path))
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22
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23 self.user = m.group(2)
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24 self.host = m.group(3)
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25 self.port = m.group(5)
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26 self.path = m.group(7) or "."
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28 args = self.user and ("%s@%s" % (self.user, self.host)) or self.host
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29 args = self.port and ("%s -p %s") % (args, self.port) or args
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30
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31 sshcmd = self.ui.config("ui", "ssh", "ssh")
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32 remotecmd = self.ui.config("ui", "remotecmd", "hg")
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34 if create:
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35 cmd = '%s %s "%s init %s"'
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36 cmd = cmd % (sshcmd, args, remotecmd, self.path)
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38 ui.note('running %s\n' % cmd)
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39 res = os.system(cmd)
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40 if res != 0:
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41 self.raise_(hg.RepoError(_("could not create remote repo")))
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43 self.validate_repo(ui, sshcmd, args, remotecmd)
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44
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45 def url(self):
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46 return self._url
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47
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48 def validate_repo(self, ui, sshcmd, args, remotecmd):
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49 # cleanup up previous run
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50 self.cleanup()
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51
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52 cmd = '%s %s "%s -R %s serve --stdio"'
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53 cmd = cmd % (sshcmd, args, remotecmd, self.path)
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54
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55 ui.note('running %s\n' % cmd)
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56 self.pipeo, self.pipei, self.pipee = os.popen3(cmd, 'b')
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57
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58 # skip any noise generated by remote shell
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59 self.do_cmd("hello")
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60 r = self.do_cmd("between", pairs=("%s-%s" % ("0"*40, "0"*40)))
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61 lines = ["", "dummy"]
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62 max_noise = 500
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63 while lines[-1] and max_noise:
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64 l = r.readline()
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65 self.readerr()
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66 if lines[-1] == "1\n" and l == "\n":
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67 break
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68 if l:
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69 ui.debug(_("remote: "), l)
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70 lines.append(l)
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71 max_noise -= 1
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72 else:
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73 self.raise_(hg.RepoError(_("no suitable response from remote hg")))
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74
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75 self.capabilities = ()
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76 lines.reverse()
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77 for l in lines:
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78 if l.startswith("capabilities:"):
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79 self.capabilities = l[:-1].split(":")[1].split()
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80 break
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81
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82 def readerr(self):
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83 while 1:
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84 size = util.fstat(self.pipee).st_size
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85 if size == 0: break
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86 l = self.pipee.readline()
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87 if not l: break
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88 self.ui.status(_("remote: "), l)
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89
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90 def raise_(self, exception):
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91 self.cleanup()
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92 raise exception
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93
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94 def cleanup(self):
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95 try:
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96 self.pipeo.close()
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97 self.pipei.close()
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98 # read the error descriptor until EOF
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99 for l in self.pipee:
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100 self.ui.status(_("remote: "), l)
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101 self.pipee.close()
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102 except:
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103 pass
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104
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105 __del__ = cleanup
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106
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107 def do_cmd(self, cmd, **args):
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108 self.ui.debug(_("sending %s command\n") % cmd)
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109 self.pipeo.write("%s\n" % cmd)
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110 for k, v in args.items():
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111 self.pipeo.write("%s %d\n" % (k, len(v)))
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112 self.pipeo.write(v)
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113 self.pipeo.flush()
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114
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115 return self.pipei
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116
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117 def call(self, cmd, **args):
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118 r = self.do_cmd(cmd, **args)
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119 l = r.readline()
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120 self.readerr()
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121 try:
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122 l = int(l)
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123 except:
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124 self.raise_(util.UnexpectedOutput(_("unexpected response:"), l))
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125 return r.read(l)
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126
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127 def lock(self):
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128 self.call("lock")
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129 return remotelock(self)
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130
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131 def unlock(self):
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132 self.call("unlock")
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133
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134 def lookup(self, key):
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135 d = self.call("lookup", key=key)
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136 success, data = d[:-1].split(" ", 1)
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137 if int(success):
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138 return bin(data)
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139 else:
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140 self.raise_(hg.RepoError(data))
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141
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142 def heads(self):
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143 d = self.call("heads")
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144 try:
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145 return map(bin, d[:-1].split(" "))
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146 except:
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147 self.raise_(util.UnexpectedOutput(_("unexpected response:"), d))
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148
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149 def branches(self, nodes):
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150 n = " ".join(map(hex, nodes))
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151 d = self.call("branches", nodes=n)
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152 try:
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153 br = [ tuple(map(bin, b.split(" "))) for b in d.splitlines() ]
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154 return br
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155 except:
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156 self.raise_(util.UnexpectedOutput(_("unexpected response:"), d))
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157
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158 def between(self, pairs):
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159 n = "\n".join(["-".join(map(hex, p)) for p in pairs])
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160 d = self.call("between", pairs=n)
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161 try:
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162 p = [ l and map(bin, l.split(" ")) or [] for l in d.splitlines() ]
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163 return p
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164 except:
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165 self.raise_(util.UnexpectedOutput(_("unexpected response:"), d))
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166
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167 def changegroup(self, nodes, kind):
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168 n = " ".join(map(hex, nodes))
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169 return self.do_cmd("changegroup", roots=n)
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170
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171 def changegroupsubset(self, bases, heads, kind):
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172 bases = " ".join(map(hex, bases))
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173 heads = " ".join(map(hex, heads))
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174 return self.do_cmd("changegroupsubset", bases=bases, heads=heads)
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diff changeset
175
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176 def unbundle(self, cg, heads, source):
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177 d = self.call("unbundle", heads=' '.join(map(hex, heads)))
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178 if d:
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179 self.raise_(hg.RepoError(_("push refused: %s") % d))
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180
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181 while 1:
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182 d = cg.read(4096)
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183 if not d: break
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184 self.pipeo.write(str(len(d)) + '\n')
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185 self.pipeo.write(d)
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186 self.readerr()
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187
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188 self.pipeo.write('0\n')
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189 self.pipeo.flush()
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190
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191 self.readerr()
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192 d = self.pipei.readline()
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193 if d != '\n':
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194 return 1
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195
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196 l = int(self.pipei.readline())
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197 r = self.pipei.read(l)
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198 if not r:
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199 return 1
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200 return int(r)
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diff changeset
201
2673
109a22f5434a hooks: add url to changegroup, incoming, prechangegroup, pretxnchangegroup hooks
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diff changeset
202 def addchangegroup(self, cg, source, url):
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diff changeset
203 d = self.call("addchangegroup")
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204 if d:
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diff changeset
205 self.raise_(hg.RepoError(_("push refused: %s") % d))
639
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diff changeset
206 while 1:
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207 d = cg.read(4096)
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208 if not d: break
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diff changeset
209 self.pipeo.write(d)
646
342927da4f4c Show remote client output with "remote:"
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diff changeset
210 self.readerr()
639
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diff changeset
211
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diff changeset
212 self.pipeo.flush()
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diff changeset
213
646
342927da4f4c Show remote client output with "remote:"
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diff changeset
214 self.readerr()
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diff changeset
215 l = int(self.pipei.readline())
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diff changeset
216 r = self.pipei.read(l)
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diff changeset
217 if not r:
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218 return 1
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diff changeset
219 return int(r)
2612
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
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diff changeset
220
ffb895f16925 add support for streaming clone.
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diff changeset
221 def stream_out(self):
ffb895f16925 add support for streaming clone.
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diff changeset
222 return self.do_cmd('stream_out')
2740
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diff changeset
223
386f04d6ecb3 clean up hg.py: move repo constructor code into each repo module
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parents: 2673
diff changeset
224 instance = sshrepository