Mercurial > hg
annotate hgext/convert/hg.py @ 6491:2bdd43246c95
convert: check svn branches are directories
author | Patrick Mezard <pmezard@gmail.com> |
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date | Mon, 07 Apr 2008 11:59:20 +0200 |
parents | fe8dbbe9520d |
children | c9b8d2565b92 |
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1 # hg backend for convert extension |
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2 |
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3 # Notes for hg->hg conversion: |
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4 # |
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5 # * Old versions of Mercurial didn't trim the whitespace from the ends |
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6 # of commit messages, but new versions do. Changesets created by |
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7 # those older versions, then converted, may thus have different |
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8 # hashes for changesets that are otherwise identical. |
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9 # |
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10 # * By default, the source revision is stored in the converted |
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11 # revision. This will cause the converted revision to have a |
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12 # different identity than the source. To avoid this, use the |
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13 # following option: "--config convert.hg.saverev=false" |
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14 |
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15 |
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16 import os, time |
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17 from mercurial.i18n import _ |
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18 from mercurial.repo import RepoError |
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19 from mercurial.node import bin, hex, nullid |
6212 | 20 from mercurial import hg, revlog, util |
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21 |
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22 from common import NoRepo, commit, converter_source, converter_sink |
694 | 23 |
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24 class mercurial_sink(converter_sink): |
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25 def __init__(self, ui, path): |
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26 converter_sink.__init__(self, ui, path) |
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27 self.branchnames = ui.configbool('convert', 'hg.usebranchnames', True) |
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28 self.clonebranches = ui.configbool('convert', 'hg.clonebranches', False) |
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29 self.tagsbranch = ui.config('convert', 'hg.tagsbranch', 'default') |
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30 self.lastbranch = None |
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31 if os.path.isdir(path) and len(os.listdir(path)) > 0: |
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32 try: |
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33 self.repo = hg.repository(self.ui, path) |
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34 if not self.repo.local(): |
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35 raise NoRepo(_('%s is not a local Mercurial repo') % path) |
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36 except RepoError, err: |
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37 ui.print_exc() |
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38 raise NoRepo(err.args[0]) |
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39 else: |
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40 try: |
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41 ui.status(_('initializing destination %s repository\n') % path) |
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42 self.repo = hg.repository(self.ui, path, create=True) |
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43 if not self.repo.local(): |
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44 raise NoRepo(_('%s is not a local Mercurial repo') % path) |
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45 self.created.append(path) |
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46 except RepoError, err: |
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47 ui.print_exc() |
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48 raise NoRepo("could not create hg repo %s as sink" % path) |
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49 self.lock = None |
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50 self.wlock = None |
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51 self.filemapmode = False |
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52 |
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53 def before(self): |
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54 self.ui.debug(_('run hg sink pre-conversion action\n')) |
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55 self.wlock = self.repo.wlock() |
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56 self.lock = self.repo.lock() |
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57 self.repo.dirstate.clear() |
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58 |
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59 def after(self): |
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60 self.ui.debug(_('run hg sink post-conversion action\n')) |
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61 self.repo.dirstate.invalidate() |
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62 self.lock = None |
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63 self.wlock = None |
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64 |
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65 def revmapfile(self): |
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66 return os.path.join(self.path, ".hg", "shamap") |
316 | 67 |
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68 def authorfile(self): |
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69 return os.path.join(self.path, ".hg", "authormap") |
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70 |
316 | 71 def getheads(self): |
72 h = self.repo.changelog.heads() | |
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73 return [ hex(x) for x in h ] |
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74 |
316 | 75 def putfile(self, f, e, data): |
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76 self.repo.wwrite(f, data, e) |
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77 if f not in self.repo.dirstate: |
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78 self.repo.dirstate.normallookup(f) |
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79 |
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80 def copyfile(self, source, dest): |
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81 self.repo.copy(source, dest) |
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82 |
316 | 83 def delfile(self, f): |
84 try: | |
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85 util.unlink(self.repo.wjoin(f)) |
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86 #self.repo.remove([f]) |
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87 except OSError: |
316 | 88 pass |
89 | |
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90 def setbranch(self, branch, pbranches): |
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91 if not self.clonebranches: |
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92 return |
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93 |
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94 setbranch = (branch != self.lastbranch) |
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95 self.lastbranch = branch |
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96 if not branch: |
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97 branch = 'default' |
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98 pbranches = [(b[0], b[1] and b[1] or 'default') for b in pbranches] |
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99 pbranch = pbranches and pbranches[0][1] or 'default' |
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100 |
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101 branchpath = os.path.join(self.path, branch) |
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102 if setbranch: |
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103 self.after() |
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104 try: |
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105 self.repo = hg.repository(self.ui, branchpath) |
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106 except: |
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107 self.repo = hg.repository(self.ui, branchpath, create=True) |
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108 self.before() |
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109 |
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110 # pbranches may bring revisions from other branches (merge parents) |
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111 # Make sure we have them, or pull them. |
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112 missings = {} |
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113 for b in pbranches: |
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114 try: |
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115 self.repo.lookup(b[0]) |
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116 except: |
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117 missings.setdefault(b[1], []).append(b[0]) |
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118 |
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119 if missings: |
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120 self.after() |
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121 for pbranch, heads in missings.iteritems(): |
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122 pbranchpath = os.path.join(self.path, pbranch) |
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123 prepo = hg.repository(self.ui, pbranchpath) |
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124 self.ui.note(_('pulling from %s into %s\n') % (pbranch, branch)) |
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125 self.repo.pull(prepo, [prepo.lookup(h) for h in heads]) |
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126 self.before() |
5173
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127 |
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128 def putcommit(self, files, parents, commit): |
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129 seen = {} |
431 | 130 pl = [] |
131 for p in parents: | |
132 if p not in seen: | |
133 pl.append(p) | |
134 seen[p] = 1 | |
135 parents = pl | |
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136 nparents = len(parents) |
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137 if self.filemapmode and nparents == 1: |
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138 m1node = self.repo.changelog.read(bin(parents[0]))[0] |
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139 parent = parents[0] |
316 | 140 |
692
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141 if len(parents) < 2: parents.append("0" * 40) |
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142 if len(parents) < 2: parents.append("0" * 40) |
431 | 143 p2 = parents.pop(0) |
692
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144 |
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145 text = commit.desc |
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146 extra = commit.extra.copy() |
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147 if self.branchnames and commit.branch: |
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148 extra['branch'] = commit.branch |
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149 if commit.rev: |
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150 extra['convert_revision'] = commit.rev |
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151 |
431 | 152 while parents: |
153 p1 = p2 | |
154 p2 = parents.pop(0) | |
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155 a = self.repo.rawcommit(files, text, commit.author, commit.date, |
5017
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|
156 bin(p1), bin(p2), extra=extra) |
5278
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convert: avoid dirstate checks; add a test
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|
157 self.repo.dirstate.clear() |
431 | 158 text = "(octopus merge fixup)\n" |
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159 p2 = hex(self.repo.changelog.tip()) |
431 | 160 |
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161 if self.filemapmode and nparents == 1: |
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|
162 man = self.repo.manifest |
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|
163 mnode = self.repo.changelog.read(bin(p2))[0] |
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164 if not man.cmp(m1node, man.revision(mnode)): |
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165 self.repo.rollback() |
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166 self.repo.dirstate.clear() |
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167 return parent |
1389
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168 return p2 |
316 | 169 |
694 | 170 def puttags(self, tags): |
171 try: | |
172 old = self.repo.wfile(".hgtags").read() | |
173 oldlines = old.splitlines(1) | |
174 oldlines.sort() | |
175 except: | |
176 oldlines = [] | |
177 | |
178 k = tags.keys() | |
179 k.sort() | |
180 newlines = [] | |
181 for tag in k: | |
182 newlines.append("%s %s\n" % (tags[tag], tag)) | |
183 | |
184 newlines.sort() | |
185 | |
186 if newlines != oldlines: | |
4513
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Turns convert.py into a real extension
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diff
changeset
|
187 self.ui.status("updating tags\n") |
694 | 188 f = self.repo.wfile(".hgtags", "w") |
189 f.write("".join(newlines)) | |
190 f.close() | |
191 if not oldlines: self.repo.add([".hgtags"]) | |
1335
bea6356b8bca
git -> hg conversion script
Florian La Roche <laroche@redhat.com>
parents:
1237
diff
changeset
|
192 date = "%s 0" % int(time.mktime(time.gmtime())) |
5260
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convert: new config variable hg.tagsbranch controls which branch tags are committed to
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parents:
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diff
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|
193 extra = {} |
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diff
changeset
|
194 if self.tagsbranch != 'default': |
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diff
changeset
|
195 extra['branch'] = self.tagsbranch |
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diff
changeset
|
196 try: |
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diff
changeset
|
197 tagparent = self.repo.changectx(self.tagsbranch).node() |
6217
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Avoid importing mercurial.node/mercurial.repo stuff from mercurial.hg
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6212
diff
changeset
|
198 except RepoError, inst: |
5260
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parents:
5195
diff
changeset
|
199 tagparent = nullid |
694 | 200 self.repo.rawcommit([".hgtags"], "update tags", "convert-repo", |
5838
1cf99a3e269e
convert: respect hg.tagsbranch setting
Edouard Gomez <ed.gomez@free.fr>
parents:
5805
diff
changeset
|
201 date, tagparent, nullid, extra=extra) |
5017
06329efa722d
convert: get rid of "hg." prefix where not needed
Bryan O'Sullivan <bos@serpentine.com>
parents:
5016
diff
changeset
|
202 return hex(self.repo.changelog.tip()) |
5013
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parents:
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diff
changeset
|
203 |
5378
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changeset
|
204 def setfilemapmode(self, active): |
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|
205 self.filemapmode = active |
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|
206 |
5013
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parents:
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diff
changeset
|
207 class mercurial_source(converter_source): |
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changeset
|
208 def __init__(self, ui, path, rev=None): |
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changeset
|
209 converter_source.__init__(self, ui, path, rev) |
5556
61fdf2558c0a
convert: some tidyups, doc improvements, and test fixes
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parents:
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diff
changeset
|
210 self.saverev = ui.configbool('convert', 'hg.saverev', True) |
5358
4fbd27bf04b1
convert: fail properly if we can't read a source hg repository
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parents:
5352
diff
changeset
|
211 try: |
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parents:
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diff
changeset
|
212 self.repo = hg.repository(self.ui, path) |
5437
4d34f8b12a9e
convert: report errors more meaningfully if run with --traceback
Bryan O'Sullivan <bos@serpentine.com>
parents:
5402
diff
changeset
|
213 # try to provoke an exception if this isn't really a hg |
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convert: report errors more meaningfully if run with --traceback
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parents:
5402
diff
changeset
|
214 # repo, but some other bogus compatible-looking url |
5522
f5345a2d2391
convert: make sure mercurial_source has a local hg repo
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents:
5521
diff
changeset
|
215 if not self.repo.local(): |
6217
fe8dbbe9520d
Avoid importing mercurial.node/mercurial.repo stuff from mercurial.hg
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parents:
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diff
changeset
|
216 raise RepoError() |
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changeset
|
217 except RepoError: |
5437
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parents:
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diff
changeset
|
218 ui.print_exc() |
5522
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convert: make sure mercurial_source has a local hg repo
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parents:
5521
diff
changeset
|
219 raise NoRepo("%s is not a local Mercurial repo" % path) |
5013
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parents:
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changeset
|
220 self.lastrev = None |
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changeset
|
221 self.lastctx = None |
5379
d3e51dc804f8
mercurial_source: add --filemap support
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5378
diff
changeset
|
222 self._changescache = None |
5554
2147a734dcf9
convert: tell the source repository when a rev has been converted
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parents:
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diff
changeset
|
223 self.convertfp = None |
5013
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changeset
|
224 |
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changeset
|
225 def changectx(self, rev): |
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changeset
|
226 if self.lastrev != rev: |
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diff
changeset
|
227 self.lastctx = self.repo.changectx(rev) |
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changeset
|
228 self.lastrev = rev |
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diff
changeset
|
229 return self.lastctx |
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changeset
|
230 |
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parents:
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diff
changeset
|
231 def getheads(self): |
5131
2f9edf6bae95
convert: only get history for requested revs when converting hg repo
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parents:
5121
diff
changeset
|
232 if self.rev: |
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changeset
|
233 return [hex(self.repo.changectx(self.rev).node())] |
2f9edf6bae95
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diff
changeset
|
234 else: |
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parents:
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diff
changeset
|
235 return [hex(node) for node in self.repo.heads()] |
5013
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|
236 |
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changeset
|
237 def getfile(self, name, rev): |
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changeset
|
238 try: |
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changeset
|
239 return self.changectx(rev).filectx(name).data() |
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changeset
|
240 except revlog.LookupError, err: |
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changeset
|
241 raise IOError(err) |
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|
242 |
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changeset
|
243 def getmode(self, name, rev): |
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changeset
|
244 m = self.changectx(rev).manifest() |
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changeset
|
245 return (m.execf(name) and 'x' or '') + (m.linkf(name) and 'l' or '') |
6c1029aacc9a
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changeset
|
246 |
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changeset
|
247 def getchanges(self, rev): |
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changeset
|
248 ctx = self.changectx(rev) |
5379
d3e51dc804f8
mercurial_source: add --filemap support
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5378
diff
changeset
|
249 if self._changescache and self._changescache[0] == rev: |
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mercurial_source: add --filemap support
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5378
diff
changeset
|
250 m, a, r = self._changescache[1] |
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changeset
|
251 else: |
d3e51dc804f8
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diff
changeset
|
252 m, a, r = self.repo.status(ctx.parents()[0].node(), ctx.node())[:3] |
5013
6c1029aacc9a
convert: Support Mercurial as a source, as well as a sink
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changeset
|
253 changes = [(name, rev) for name in m + a + r] |
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diff
changeset
|
254 changes.sort() |
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255 return (changes, self.getcopies(ctx, m + a)) |
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256 |
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257 def getcopies(self, ctx, files): |
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258 copies = {} |
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259 for name in files: |
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260 try: |
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261 copies[name] = ctx.filectx(name).renamed()[0] |
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262 except TypeError: |
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263 pass |
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264 return copies |
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265 |
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266 def getcommit(self, rev): |
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267 ctx = self.changectx(rev) |
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268 parents = [hex(p.node()) for p in ctx.parents() if p.node() != nullid] |
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269 if self.saverev: |
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270 crev = rev |
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271 else: |
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272 crev = None |
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273 return commit(author=ctx.user(), date=util.datestr(ctx.date()), |
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274 desc=ctx.description(), rev=crev, parents=parents, |
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275 branch=ctx.branch(), extra=ctx.extra()) |
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276 |
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277 def gettags(self): |
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278 tags = [t for t in self.repo.tagslist() if t[0] != 'tip'] |
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279 return dict([(name, hex(node)) for name, node in tags]) |
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280 |
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281 def getchangedfiles(self, rev, i): |
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282 ctx = self.changectx(rev) |
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283 i = i or 0 |
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284 changes = self.repo.status(ctx.parents()[i].node(), ctx.node())[:3] |
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285 |
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286 if i == 0: |
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287 self._changescache = (rev, changes) |
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288 |
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289 return changes[0] + changes[1] + changes[2] |
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290 |
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291 def converted(self, rev, destrev): |
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292 if self.convertfp is None: |
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293 self.convertfp = open(os.path.join(self.path, '.hg', 'shamap'), |
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294 'a') |
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295 self.convertfp.write('%s %s\n' % (destrev, rev)) |
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296 self.convertfp.flush() |
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297 |
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298 def before(self): |
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299 self.ui.debug(_('run hg source pre-conversion action\n')) |
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300 |
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301 def after(self): |
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302 self.ui.debug(_('run hg source post-conversion action\n')) |