Mercurial > hg > mercurial-crew-with-dirclash
annotate hgext/convert/cvs.py @ 4601:e69da61e467e
Notify the user that hg branch does not create a branch until commit
author | Brendan Cully <brendan@kublai.com> |
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date | Mon, 18 Jun 2007 10:44:43 -0700 |
parents | cc9b79216a76 |
children | 30e826bd8ed1 |
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1 # CVS conversion code inspired by hg-cvs-import and git-cvsimport |
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2 |
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3 import os, locale, re, socket |
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4 from mercurial import util |
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5 |
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6 from common import NoRepo, commit, converter_source |
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7 |
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8 class convert_cvs(converter_source): |
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9 def __init__(self, ui, path): |
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10 self.path = path |
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11 self.ui = ui |
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12 cvs = os.path.join(path, "CVS") |
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13 if not os.path.exists(cvs): |
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14 raise NoRepo("couldn't open CVS repo %s" % path) |
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15 |
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16 self.changeset = {} |
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17 self.files = {} |
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18 self.tags = {} |
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19 self.lastbranch = {} |
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20 self.parent = {} |
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21 self.socket = None |
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22 self.cvsroot = file(os.path.join(cvs, "Root")).read()[:-1] |
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23 self.cvsrepo = file(os.path.join(cvs, "Repository")).read()[:-1] |
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24 self.encoding = locale.getpreferredencoding() |
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25 self._parse() |
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26 self._connect() |
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27 |
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28 def _parse(self): |
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29 if self.changeset: |
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30 return |
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31 |
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32 d = os.getcwd() |
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33 try: |
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34 os.chdir(self.path) |
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35 id = None |
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36 state = 0 |
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37 for l in os.popen("cvsps -A -u --cvs-direct -q"): |
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38 if state == 0: # header |
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39 if l.startswith("PatchSet"): |
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40 id = l[9:-2] |
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41 elif l.startswith("Date"): |
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42 date = util.parsedate(l[6:-1], ["%Y/%m/%d %H:%M:%S"]) |
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43 date = util.datestr(date) |
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44 elif l.startswith("Branch"): |
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45 branch = l[8:-1] |
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46 self.parent[id] = self.lastbranch.get(branch, 'bad') |
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47 self.lastbranch[branch] = id |
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48 elif l.startswith("Ancestor branch"): |
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49 ancestor = l[17:-1] |
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50 self.parent[id] = self.lastbranch[ancestor] |
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51 elif l.startswith("Author"): |
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52 author = self.recode(l[8:-1]) |
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53 elif l.startswith("Tag: "): |
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54 t = l[5:-1].rstrip() |
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55 if t != "(none)": |
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56 self.tags[t] = id |
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57 elif l.startswith("Log:"): |
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58 state = 1 |
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59 log = "" |
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60 elif state == 1: # log |
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61 if l == "Members: \n": |
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62 files = {} |
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63 log = self.recode(log[:-1]) |
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64 if log.isspace(): |
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65 log = "*** empty log message ***\n" |
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66 state = 2 |
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67 else: |
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68 log += l |
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69 elif state == 2: |
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70 if l == "\n": # |
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71 state = 0 |
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72 p = [self.parent[id]] |
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73 if id == "1": |
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74 p = [] |
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75 if branch == "HEAD": |
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76 branch = "" |
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77 c = commit(author=author, date=date, parents=p, |
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78 desc=log, branch=branch) |
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79 self.changeset[id] = c |
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80 self.files[id] = files |
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81 else: |
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82 colon = l.rfind(':') |
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83 file = l[1:colon] |
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84 rev = l[colon+1:-2] |
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85 rev = rev.split("->")[1] |
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86 files[file] = rev |
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87 |
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88 self.heads = self.lastbranch.values() |
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89 finally: |
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90 os.chdir(d) |
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91 |
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92 def _connect(self): |
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93 root = self.cvsroot |
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95 user, host = None, None |
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96 cmd = ['cvs', 'server'] |
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97 |
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98 self.ui.status("connecting to %s\n" % root) |
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99 |
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101 root = root[9:] | |
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102 m = re.match(r'(?:(.*?)(?::(.*?))?@)?([^:\/]*)(?::(\d*))?(.*)', |
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103 root) |
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105 conntype = "pserver" | |
106 user, passw, serv, port, root = m.groups() | |
107 if not user: | |
108 user = "anonymous" | |
109 rr = ":pserver:" + user + "@" + serv + ":" + root | |
110 if port: | |
111 rr2, port = "-", int(port) | |
112 else: | |
113 rr2, port = rr, 2401 | |
114 rr += str(port) | |
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115 |
4047 | 116 if not passw: |
117 passw = "A" | |
118 pf = open(os.path.join(os.environ["HOME"], ".cvspass")) | |
119 for l in pf: | |
120 # :pserver:cvs@mea.tmt.tele.fi:/cvsroot/zmailer Ah<Z | |
121 m = re.match(r'(/\d+\s+/)?(.*)', l) | |
122 l = m.group(2) | |
123 w, p = l.split(' ', 1) | |
124 if w in [rr, rr2]: | |
125 passw = p | |
126 break | |
127 pf.close() | |
128 | |
129 sck = socket.socket() | |
130 sck.connect((serv, port)) | |
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131 sck.send("\n".join(["BEGIN AUTH REQUEST", root, user, passw, |
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132 "END AUTH REQUEST", ""])) |
4047 | 133 if sck.recv(128) != "I LOVE YOU\n": |
134 raise NoRepo("CVS pserver authentication failed") | |
135 | |
136 self.writep = self.readp = sck.makefile('r+') | |
137 | |
138 if not conntype and root.startswith(":local:"): | |
139 conntype = "local" | |
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140 root = root[7:] |
4047 | 141 |
142 if not conntype: | |
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143 # :ext:user@host/home/user/path/to/cvsroot |
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144 if root.startswith(":ext:"): |
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145 root = root[5:] |
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146 m = re.match(r'(?:([^@:/]+)@)?([^:/]+):?(.*)', root) |
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147 if not m: |
4047 | 148 conntype = "local" |
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149 else: |
4047 | 150 conntype = "rsh" |
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151 user, host, root = m.group(1), m.group(2), m.group(3) |
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152 |
4047 | 153 if conntype != "pserver": |
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154 if conntype == "rsh": |
4047 | 155 rsh = os.environ.get("CVS_RSH" or "rsh") |
156 if user: | |
157 cmd = [rsh, '-l', user, host] + cmd | |
158 else: | |
159 cmd = [rsh, host] + cmd | |
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160 |
4047 | 161 self.writep, self.readp = os.popen2(cmd) |
162 | |
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163 self.realroot = root |
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164 |
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165 self.writep.write("Root %s\n" % root) |
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166 self.writep.write("Valid-responses ok error Valid-requests Mode" |
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167 " M Mbinary E Checked-in Created Updated" |
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168 " Merged Removed\n") |
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169 self.writep.write("valid-requests\n") |
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170 self.writep.flush() |
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171 r = self.readp.readline() |
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172 if not r.startswith("Valid-requests"): |
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173 raise util.Abort("server sucks") |
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174 if "UseUnchanged" in r: |
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175 self.writep.write("UseUnchanged\n") |
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176 self.writep.flush() |
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177 r = self.readp.readline() |
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178 |
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179 def getheads(self): |
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180 return self.heads |
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181 |
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182 def _getfile(self, name, rev): |
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183 if rev.endswith("(DEAD)"): |
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184 raise IOError |
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185 |
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186 args = ("-N -P -kk -r %s --" % rev).split() |
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187 args.append(os.path.join(self.cvsrepo, name)) |
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188 for x in args: |
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189 self.writep.write("Argument %s\n" % x) |
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190 self.writep.write("Directory .\n%s\nco\n" % self.realroot) |
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191 self.writep.flush() |
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192 |
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193 data = "" |
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194 while 1: |
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195 line = self.readp.readline() |
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196 if line.startswith("Created ") or line.startswith("Updated "): |
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197 self.readp.readline() # path |
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198 self.readp.readline() # entries |
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199 mode = self.readp.readline()[:-1] |
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200 count = int(self.readp.readline()[:-1]) |
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201 data = self.readp.read(count) |
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202 elif line.startswith(" "): |
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203 data += line[1:] |
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204 elif line.startswith("M "): |
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205 pass |
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206 elif line.startswith("Mbinary "): |
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207 count = int(self.readp.readline()[:-1]) |
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208 data = self.readp.read(count) |
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209 else: |
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210 if line == "ok\n": |
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211 return (data, "x" in mode and "x" or "") |
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212 elif line.startswith("E "): |
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213 self.ui.warn("cvs server: %s\n" % line[2:]) |
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214 elif line.startswith("Remove"): |
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215 l = self.readp.readline() |
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216 l = self.readp.readline() |
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217 if l != "ok\n": |
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218 raise util.Abort("unknown CVS response: %s" % l) |
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219 else: |
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220 raise util.Abort("unknown CVS response: %s" % line) |
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221 |
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222 def getfile(self, file, rev): |
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223 data, mode = self._getfile(file, rev) |
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224 self.modecache[(file, rev)] = mode |
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225 return data |
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226 |
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227 def getmode(self, file, rev): |
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228 return self.modecache[(file, rev)] |
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229 |
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230 def getchanges(self, rev): |
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231 self.modecache = {} |
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232 files = self.files[rev] |
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233 cl = files.items() |
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234 cl.sort() |
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235 return cl |
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236 |
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237 def recode(self, text): |
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238 return text.decode(self.encoding, "replace").encode("utf-8") |
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239 |
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240 def getcommit(self, rev): |
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241 return self.changeset[rev] |
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242 |
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243 def gettags(self): |
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244 return self.tags |