Mercurial > hg
annotate mercurial/sshrepo.py @ 8024:9a1b86cfd29e
profiling: Adding support for kcachegrind output format, using lsprofcalltree
author | Nicolas Dumazet <nicdumz.commits@gmail.com> |
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date | Wed, 08 Apr 2009 14:20:57 +0200 |
parents | 4a4c7f6a5912 |
children | bbc24c0753a0 |
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1096 | 1 # sshrepo.py - ssh repository proxy class for mercurial |
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2 # |
2859 | 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 bin, hex |
3891 | 9 from i18n import _ |
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10 import repo, re, util, error |
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12 class remotelock(object): |
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13 def __init__(self, repo): |
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14 self.repo = repo |
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15 def release(self): |
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16 self.repo.unlock() |
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17 self.repo = None |
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18 def __del__(self): |
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19 if self.repo: |
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20 self.release() |
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21 |
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22 class sshrepository(repo.repository): |
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23 def __init__(self, ui, path, create=0): |
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24 self._url = path |
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25 self.ui = ui |
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26 |
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27 m = re.match(r'^ssh://(([^@]+)@)?([^:/]+)(:(\d+))?(/(.*))?$', path) |
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28 if not m: |
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29 self.abort(error.RepoError(_("couldn't parse location %s") % path)) |
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30 |
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31 self.user = m.group(2) |
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32 self.host = m.group(3) |
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33 self.port = m.group(5) |
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34 self.path = m.group(7) or "." |
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35 |
961 | 36 sshcmd = self.ui.config("ui", "ssh", "ssh") |
37 remotecmd = self.ui.config("ui", "remotecmd", "hg") | |
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38 |
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39 args = util.sshargs(sshcmd, self.host, self.user, self.port) |
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40 |
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41 if create: |
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42 cmd = '%s %s "%s init %s"' |
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43 cmd = cmd % (sshcmd, args, remotecmd, self.path) |
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44 |
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45 ui.note(_('running %s\n') % cmd) |
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46 res = util.system(cmd) |
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47 if res != 0: |
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48 self.abort(error.RepoError(_("could not create remote repo"))) |
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49 |
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50 self.validate_repo(ui, sshcmd, args, remotecmd) |
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51 |
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52 def url(self): |
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53 return self._url |
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54 |
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55 def validate_repo(self, ui, sshcmd, args, remotecmd): |
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56 # cleanup up previous run |
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57 self.cleanup() |
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58 |
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59 cmd = '%s %s "%s -R %s serve --stdio"' |
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60 cmd = cmd % (sshcmd, args, remotecmd, self.path) |
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61 |
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62 cmd = util.quotecommand(cmd) |
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63 ui.note(_('running %s\n') % cmd) |
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64 self.pipeo, self.pipei, self.pipee = util.popen3(cmd, 'b') |
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65 |
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66 # skip any noise generated by remote shell |
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67 self.do_cmd("hello") |
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68 r = self.do_cmd("between", pairs=("%s-%s" % ("0"*40, "0"*40))) |
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69 lines = ["", "dummy"] |
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70 max_noise = 500 |
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71 while lines[-1] and max_noise: |
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72 l = r.readline() |
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73 self.readerr() |
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74 if lines[-1] == "1\n" and l == "\n": |
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75 break |
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76 if l: |
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77 ui.debug(_("remote: "), l) |
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78 lines.append(l) |
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79 max_noise -= 1 |
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80 else: |
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81 self.abort(error.RepoError(_("no suitable response from remote hg"))) |
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82 |
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83 self.capabilities = util.set() |
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84 lines.reverse() |
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85 for l in lines: |
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86 if l.startswith("capabilities:"): |
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87 self.capabilities.update(l[:-1].split(":")[1].split()) |
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88 break |
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89 |
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90 def readerr(self): |
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91 while 1: |
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92 size = util.fstat(self.pipee).st_size |
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93 if size == 0: break |
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94 l = self.pipee.readline() |
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95 if not l: break |
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96 self.ui.status(_("remote: "), l) |
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97 |
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98 def abort(self, exception): |
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99 self.cleanup() |
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100 raise exception |
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101 |
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102 def cleanup(self): |
817 | 103 try: |
104 self.pipeo.close() | |
105 self.pipei.close() | |
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106 # read the error descriptor until EOF |
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107 for l in self.pipee: |
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108 self.ui.status(_("remote: "), l) |
817 | 109 self.pipee.close() |
110 except: | |
111 pass | |
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112 |
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113 __del__ = cleanup |
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114 |
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115 def do_cmd(self, cmd, **args): |
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116 self.ui.debug(_("sending %s command\n") % cmd) |
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117 self.pipeo.write("%s\n" % cmd) |
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118 for k, v in args.iteritems(): |
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119 self.pipeo.write("%s %d\n" % (k, len(v))) |
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120 self.pipeo.write(v) |
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121 self.pipeo.flush() |
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122 |
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123 return self.pipei |
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124 |
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125 def call(self, cmd, **args): |
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126 self.do_cmd(cmd, **args) |
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127 return self._recv() |
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128 |
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129 def _recv(self): |
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130 l = self.pipei.readline() |
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131 self.readerr() |
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132 try: |
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133 l = int(l) |
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134 except: |
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135 self.abort(error.ResponseError(_("unexpected response:"), l)) |
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136 return self.pipei.read(l) |
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137 |
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138 def _send(self, data, flush=False): |
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139 self.pipeo.write("%d\n" % len(data)) |
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140 if data: |
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141 self.pipeo.write(data) |
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142 if flush: |
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143 self.pipeo.flush() |
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144 self.readerr() |
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145 |
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146 def lock(self): |
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147 self.call("lock") |
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148 return remotelock(self) |
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149 |
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150 def unlock(self): |
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151 self.call("unlock") |
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152 |
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153 def lookup(self, key): |
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154 self.requirecap('lookup', _('look up remote revision')) |
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155 d = self.call("lookup", key=key) |
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156 success, data = d[:-1].split(" ", 1) |
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157 if int(success): |
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158 return bin(data) |
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159 else: |
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160 self.abort(error.RepoError(data)) |
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161 |
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162 def heads(self): |
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163 d = self.call("heads") |
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164 try: |
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165 return map(bin, d[:-1].split(" ")) |
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166 except: |
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167 self.abort(error.ResponseError(_("unexpected response:"), d)) |
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168 |
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169 def branches(self, nodes): |
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170 n = " ".join(map(hex, nodes)) |
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171 d = self.call("branches", nodes=n) |
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172 try: |
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173 br = [ tuple(map(bin, b.split(" "))) for b in d.splitlines() ] |
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174 return br |
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175 except: |
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176 self.abort(error.ResponseError(_("unexpected response:"), d)) |
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177 |
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178 def between(self, pairs): |
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179 n = " ".join(["-".join(map(hex, p)) for p in pairs]) |
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180 d = self.call("between", pairs=n) |
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181 try: |
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182 p = [ l and map(bin, l.split(" ")) or [] for l in d.splitlines() ] |
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183 return p |
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184 except: |
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185 self.abort(error.ResponseError(_("unexpected response:"), d)) |
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186 |
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187 def changegroup(self, nodes, kind): |
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188 n = " ".join(map(hex, nodes)) |
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189 return self.do_cmd("changegroup", roots=n) |
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190 |
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191 def changegroupsubset(self, bases, heads, kind): |
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192 self.requirecap('changegroupsubset', _('look up remote changes')) |
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193 bases = " ".join(map(hex, bases)) |
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194 heads = " ".join(map(hex, heads)) |
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195 return self.do_cmd("changegroupsubset", bases=bases, heads=heads) |
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196 |
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197 def unbundle(self, cg, heads, source): |
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198 d = self.call("unbundle", heads=' '.join(map(hex, heads))) |
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199 if d: |
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200 # remote may send "unsynced changes" |
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201 self.abort(error.RepoError(_("push refused: %s") % d)) |
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202 |
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203 while 1: |
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204 d = cg.read(4096) |
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205 if not d: |
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206 break |
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207 self._send(d) |
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208 |
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209 self._send("", flush=True) |
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210 |
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211 r = self._recv() |
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212 if r: |
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213 # remote may send "unsynced changes" |
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214 self.abort(error.RepoError(_("push failed: %s") % r)) |
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215 |
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216 r = self._recv() |
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217 try: |
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218 return int(r) |
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219 except: |
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220 self.abort(error.ResponseError(_("unexpected response:"), r)) |
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221 |
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222 def addchangegroup(self, cg, source, url): |
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223 d = self.call("addchangegroup") |
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224 if d: |
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225 self.abort(error.RepoError(_("push refused: %s") % d)) |
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226 while 1: |
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227 d = cg.read(4096) |
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228 if not d: |
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229 break |
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230 self.pipeo.write(d) |
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231 self.readerr() |
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232 |
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233 self.pipeo.flush() |
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234 |
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235 self.readerr() |
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236 r = self._recv() |
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237 if not r: |
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238 return 1 |
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239 try: |
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240 return int(r) |
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241 except: |
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242 self.abort(error.ResponseError(_("unexpected response:"), r)) |
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ffb895f16925
add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2549
diff
changeset
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243 |
ffb895f16925
add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2549
diff
changeset
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244 def stream_out(self): |
ffb895f16925
add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2549
diff
changeset
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245 return self.do_cmd('stream_out') |
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386f04d6ecb3
clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2673
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246 |
386f04d6ecb3
clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2673
diff
changeset
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247 instance = sshrepository |