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annotate mercurial/sshrepo.py @ 2028:1f1fc418a96c

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
ssh: skip noise generated by remote shell we send a dummy command with known output to get in sync
author Matt Mackall <mpm@selenic.com>
date Fri, 31 Mar 2006 03:25:35 -0600
parents ced2d3620f95
children cd7711268774
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1096
ae4f1f48c569 sshrepo: adjust file comment
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1 # sshrepo.py - ssh repository proxy class for mercurial
0
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2 #
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3 # Copyright 2005 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
1103
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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")
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13
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14 class sshrepository(remoterepository):
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15 def __init__(self, ui, path):
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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 raise hg.RepoError(_("couldn't parse destination %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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27
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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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33 cmd = '%s %s "%s -R %s serve --stdio"'
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34 cmd = cmd % (sshcmd, args, remotecmd, self.path)
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35
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36 ui.note('running %s\n' % cmd)
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37 self.pipeo, self.pipei, self.pipee = os.popen3(cmd, 'b')
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38
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39 # skip any noise generated by remote shell
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40 r = self.do_cmd("between", pairs=("%s-%s" % ("0"*40, "0"*40)))
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41 l1 = ""
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42 while 1:
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43 l2 = r.readline()
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44 self.readerr()
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45 if l1 == "1\n" and l2 == "\n":
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46 break
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47 l1 = l2
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48
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49 def readerr(self):
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50 while 1:
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51 size = os.fstat(self.pipee.fileno())[stat.ST_SIZE]
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52 if size == 0: break
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53 l = self.pipee.readline()
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54 if not l: break
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55 self.ui.status(_("remote: "), l)
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56
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57 def __del__(self):
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58 try:
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59 self.pipeo.close()
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60 self.pipei.close()
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61 # read the error descriptor until EOF
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62 for l in self.pipee:
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63 self.ui.status(_("remote: "), l)
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64 self.pipee.close()
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65 except:
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66 pass
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67
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68 def dev(self):
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69 return -1
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70
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71 def do_cmd(self, cmd, **args):
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72 self.ui.debug(_("sending %s command\n") % cmd)
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73 self.pipeo.write("%s\n" % cmd)
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74 for k, v in args.items():
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75 self.pipeo.write("%s %d\n" % (k, len(v)))
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76 self.pipeo.write(v)
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77 self.pipeo.flush()
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78
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79 return self.pipei
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80
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81 def call(self, cmd, **args):
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82 r = self.do_cmd(cmd, **args)
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83 l = r.readline()
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84 self.readerr()
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85 try:
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86 l = int(l)
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87 except:
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88 raise hg.RepoError(_("unexpected response '%s'") % l)
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89 return r.read(l)
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90
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91 def lock(self):
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92 self.call("lock")
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93 return remotelock(self)
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94
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95 def unlock(self):
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96 self.call("unlock")
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97
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98 def heads(self):
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99 d = self.call("heads")
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100 try:
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101 return map(bin, d[:-1].split(" "))
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102 except:
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103 raise hg.RepoError(_("unexpected response '%s'") % (d[:400] + "..."))
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104
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105 def branches(self, nodes):
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106 n = " ".join(map(hex, nodes))
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107 d = self.call("branches", nodes=n)
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108 try:
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109 br = [ tuple(map(bin, b.split(" "))) for b in d.splitlines() ]
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110 return br
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111 except:
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112 raise hg.RepoError(_("unexpected response '%s'") % (d[:400] + "..."))
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113
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114 def between(self, pairs):
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115 n = "\n".join(["-".join(map(hex, p)) for p in pairs])
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116 d = self.call("between", pairs=n)
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117 try:
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118 p = [ l and map(bin, l.split(" ")) or [] for l in d.splitlines() ]
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119 return p
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120 except:
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121 raise hg.RepoError(_("unexpected response '%s'") % (d[:400] + "..."))
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122
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123 def changegroup(self, nodes, kind):
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124 n = " ".join(map(hex, nodes))
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125 f = self.do_cmd("changegroup", roots=n)
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126 return self.pipei
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127
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128 def addchangegroup(self, cg):
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129 d = self.call("addchangegroup")
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130 if d:
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131 raise hg.RepoError(_("push refused: %s"), d)
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132
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133 while 1:
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134 d = cg.read(4096)
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135 if not d: break
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136 self.pipeo.write(d)
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137 self.readerr()
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138
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139 self.pipeo.flush()
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140
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141 self.readerr()
639
31cebba881a0 Add addchangegroup to the ssh protocol
Matt Mackall <mpm@selenic.com>
parents: 638
diff changeset
142 l = int(self.pipei.readline())
2019
ced2d3620f95 add merge command. means same thing as "update -m".
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1736
diff changeset
143 r = self.pipei.read(l)
ced2d3620f95 add merge command. means same thing as "update -m".
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1736
diff changeset
144 if not r:
ced2d3620f95 add merge command. means same thing as "update -m".
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1736
diff changeset
145 return 1
ced2d3620f95 add merge command. means same thing as "update -m".
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1736
diff changeset
146 return int(r)