--- a/hgext/convert/__init__.py
+++ b/hgext/convert/__init__.py
@@ -5,523 +5,16 @@
# This software may be used and distributed according to the terms
# of the GNU General Public License, incorporated herein by reference.
-import sys, os, zlib, sha, time, re, locale, socket
+from common import NoRepo
+from cvs import convert_cvs
+from git import convert_git
+from hg import convert_mercurial
+
+import os
from mercurial import hg, ui, util, commands
commands.norepo += " convert"
-class NoRepo(Exception): pass
-
-class commit(object):
- def __init__(self, **parts):
- for x in "author date desc parents".split():
- if not x in parts:
- raise util.Abort("commit missing field %s" % x)
- self.__dict__.update(parts)
-
-def recode(s):
- try:
- return s.decode("utf-8").encode("utf-8")
- except:
- try:
- return s.decode("latin-1").encode("utf-8")
- except:
- return s.decode("utf-8", "replace").encode("utf-8")
-
-class converter_source(object):
- """Conversion source interface"""
-
- def __init__(self, ui, path):
- """Initialize conversion source (or raise NoRepo("message")
- exception if path is not a valid repository)"""
- raise NotImplementedError()
-
- def getheads(self):
- """Return a list of this repository's heads"""
- raise NotImplementedError()
-
- def getfile(self, name, rev):
- """Return file contents as a string"""
- raise NotImplementedError()
-
- def getmode(self, name, rev):
- """Return file mode, eg. '', 'x', or 'l'"""
- raise NotImplementedError()
-
- def getchanges(self, version):
- """Return sorted list of (filename, id) tuples for all files changed in rev.
-
- id just tells us which revision to return in getfile(), e.g. in
- git it's an object hash."""
- raise NotImplementedError()
-
- def getcommit(self, version):
- """Return the commit object for version"""
- raise NotImplementedError()
-
- def gettags(self):
- """Return the tags as a dictionary of name: revision"""
- raise NotImplementedError()
-
-class converter_sink(object):
- """Conversion sink (target) interface"""
-
- def __init__(self, ui, path):
- """Initialize conversion sink (or raise NoRepo("message")
- exception if path is not a valid repository)"""
- raise NotImplementedError()
-
- def getheads(self):
- """Return a list of this repository's heads"""
- raise NotImplementedError()
-
- def mapfile(self):
- """Path to a file that will contain lines
- source_rev_id sink_rev_id
- mapping equivalent revision identifiers for each system."""
- raise NotImplementedError()
-
- def putfile(self, f, e, data):
- """Put file for next putcommit().
- f: path to file
- e: '', 'x', or 'l' (regular file, executable, or symlink)
- data: file contents"""
- raise NotImplementedError()
-
- def delfile(self, f):
- """Delete file for next putcommit().
- f: path to file"""
- raise NotImplementedError()
-
- def putcommit(self, files, parents, commit):
- """Create a revision with all changed files listed in 'files'
- and having listed parents. 'commit' is a commit object containing
- at a minimum the author, date, and message for this changeset.
- Called after putfile() and delfile() calls. Note that the sink
- repository is not told to update itself to a particular revision
- (or even what that revision would be) before it receives the
- file data."""
- raise NotImplementedError()
-
- def puttags(self, tags):
- """Put tags into sink.
- tags: {tagname: sink_rev_id, ...}"""
- raise NotImplementedError()
-
-
-# CVS conversion code inspired by hg-cvs-import and git-cvsimport
-class convert_cvs(converter_source):
- def __init__(self, ui, path):
- self.path = path
- self.ui = ui
- cvs = os.path.join(path, "CVS")
- if not os.path.exists(cvs):
- raise NoRepo("couldn't open CVS repo %s" % path)
-
- self.changeset = {}
- self.files = {}
- self.tags = {}
- self.lastbranch = {}
- self.parent = {}
- self.socket = None
- self.cvsroot = file(os.path.join(cvs, "Root")).read()[:-1]
- self.cvsrepo = file(os.path.join(cvs, "Repository")).read()[:-1]
- self.encoding = locale.getpreferredencoding()
- self._parse()
- self._connect()
-
- def _parse(self):
- if self.changeset:
- return
-
- d = os.getcwd()
- try:
- os.chdir(self.path)
- id = None
- state = 0
- for l in os.popen("cvsps -A -u --cvs-direct -q"):
- if state == 0: # header
- if l.startswith("PatchSet"):
- id = l[9:-2]
- elif l.startswith("Date"):
- date = util.parsedate(l[6:-1], ["%Y/%m/%d %H:%M:%S"])
- date = util.datestr(date)
- elif l.startswith("Branch"):
- branch = l[8:-1]
- self.parent[id] = self.lastbranch.get(branch, 'bad')
- self.lastbranch[branch] = id
- elif l.startswith("Ancestor branch"):
- ancestor = l[17:-1]
- self.parent[id] = self.lastbranch[ancestor]
- elif l.startswith("Author"):
- author = self.recode(l[8:-1])
- elif l.startswith("Tag: "):
- t = l[5:-1].rstrip()
- if t != "(none)":
- self.tags[t] = id
- elif l.startswith("Log:"):
- state = 1
- log = ""
- elif state == 1: # log
- if l == "Members: \n":
- files = {}
- log = self.recode(log[:-1])
- if log.isspace():
- log = "*** empty log message ***\n"
- state = 2
- else:
- log += l
- elif state == 2:
- if l == "\n": #
- state = 0
- p = [self.parent[id]]
- if id == "1":
- p = []
- if branch == "HEAD":
- branch = ""
- c = commit(author=author, date=date, parents=p,
- desc=log, branch=branch)
- self.changeset[id] = c
- self.files[id] = files
- else:
- colon = l.rfind(':')
- file = l[1:colon]
- rev = l[colon+1:-2]
- rev = rev.split("->")[1]
- files[file] = rev
-
- self.heads = self.lastbranch.values()
- finally:
- os.chdir(d)
-
- def _connect(self):
- root = self.cvsroot
- conntype = None
- user, host = None, None
- cmd = ['cvs', 'server']
-
- self.ui.status("connecting to %s\n" % root)
-
- if root.startswith(":pserver:"):
- root = root[9:]
- m = re.match(r'(?:(.*?)(?::(.*?))?@)?([^:\/]*)(?::(\d*))?(.*)',
- root)
- if m:
- conntype = "pserver"
- user, passw, serv, port, root = m.groups()
- if not user:
- user = "anonymous"
- rr = ":pserver:" + user + "@" + serv + ":" + root
- if port:
- rr2, port = "-", int(port)
- else:
- rr2, port = rr, 2401
- rr += str(port)
-
- if not passw:
- passw = "A"
- pf = open(os.path.join(os.environ["HOME"], ".cvspass"))
- for l in pf:
- # :pserver:cvs@mea.tmt.tele.fi:/cvsroot/zmailer Ah<Z
- m = re.match(r'(/\d+\s+/)?(.*)', l)
- l = m.group(2)
- w, p = l.split(' ', 1)
- if w in [rr, rr2]:
- passw = p
- break
- pf.close()
-
- sck = socket.socket()
- sck.connect((serv, port))
- sck.send("\n".join(["BEGIN AUTH REQUEST", root, user, passw,
- "END AUTH REQUEST", ""]))
- if sck.recv(128) != "I LOVE YOU\n":
- raise NoRepo("CVS pserver authentication failed")
-
- self.writep = self.readp = sck.makefile('r+')
-
- if not conntype and root.startswith(":local:"):
- conntype = "local"
- root = root[7:]
-
- if not conntype:
- # :ext:user@host/home/user/path/to/cvsroot
- if root.startswith(":ext:"):
- root = root[5:]
- m = re.match(r'(?:([^@:/]+)@)?([^:/]+):?(.*)', root)
- if not m:
- conntype = "local"
- else:
- conntype = "rsh"
- user, host, root = m.group(1), m.group(2), m.group(3)
-
- if conntype != "pserver":
- if conntype == "rsh":
- rsh = os.environ.get("CVS_RSH" or "rsh")
- if user:
- cmd = [rsh, '-l', user, host] + cmd
- else:
- cmd = [rsh, host] + cmd
-
- self.writep, self.readp = os.popen2(cmd)
-
- self.realroot = root
-
- self.writep.write("Root %s\n" % root)
- self.writep.write("Valid-responses ok error Valid-requests Mode"
- " M Mbinary E Checked-in Created Updated"
- " Merged Removed\n")
- self.writep.write("valid-requests\n")
- self.writep.flush()
- r = self.readp.readline()
- if not r.startswith("Valid-requests"):
- raise util.Abort("server sucks")
- if "UseUnchanged" in r:
- self.writep.write("UseUnchanged\n")
- self.writep.flush()
- r = self.readp.readline()
-
- def getheads(self):
- return self.heads
-
- def _getfile(self, name, rev):
- if rev.endswith("(DEAD)"):
- raise IOError
-
- args = ("-N -P -kk -r %s --" % rev).split()
- args.append(os.path.join(self.cvsrepo, name))
- for x in args:
- self.writep.write("Argument %s\n" % x)
- self.writep.write("Directory .\n%s\nco\n" % self.realroot)
- self.writep.flush()
-
- data = ""
- while 1:
- line = self.readp.readline()
- if line.startswith("Created ") or line.startswith("Updated "):
- self.readp.readline() # path
- self.readp.readline() # entries
- mode = self.readp.readline()[:-1]
- count = int(self.readp.readline()[:-1])
- data = self.readp.read(count)
- elif line.startswith(" "):
- data += line[1:]
- elif line.startswith("M "):
- pass
- elif line.startswith("Mbinary "):
- count = int(self.readp.readline()[:-1])
- data = self.readp.read(count)
- else:
- if line == "ok\n":
- return (data, "x" in mode and "x" or "")
- elif line.startswith("E "):
- self.ui.warn("cvs server: %s\n" % line[2:])
- elif line.startswith("Remove"):
- l = self.readp.readline()
- l = self.readp.readline()
- if l != "ok\n":
- raise util.Abort("unknown CVS response: %s" % l)
- else:
- raise util.Abort("unknown CVS response: %s" % line)
-
- def getfile(self, file, rev):
- data, mode = self._getfile(file, rev)
- self.modecache[(file, rev)] = mode
- return data
-
- def getmode(self, file, rev):
- return self.modecache[(file, rev)]
-
- def getchanges(self, rev):
- self.modecache = {}
- files = self.files[rev]
- cl = files.items()
- cl.sort()
- return cl
-
- def recode(self, text):
- return text.decode(self.encoding, "replace").encode("utf-8")
-
- def getcommit(self, rev):
- return self.changeset[rev]
-
- def gettags(self):
- return self.tags
-
-class convert_git(converter_source):
- def __init__(self, ui, path):
- if os.path.isdir(path + "/.git"):
- path += "/.git"
- self.path = path
- self.ui = ui
- if not os.path.exists(path + "/objects"):
- raise NoRepo("couldn't open GIT repo %s" % path)
-
- def getheads(self):
- fh = os.popen("GIT_DIR=%s git-rev-parse --verify HEAD" % self.path)
- return [fh.read()[:-1]]
-
- def catfile(self, rev, type):
- if rev == "0" * 40: raise IOError()
- fh = os.popen("GIT_DIR=%s git-cat-file %s %s 2>/dev/null"
- % (self.path, type, rev))
- return fh.read()
-
- def getfile(self, name, rev):
- return self.catfile(rev, "blob")
-
- def getmode(self, name, rev):
- return self.modecache[(name, rev)]
-
- def getchanges(self, version):
- self.modecache = {}
- fh = os.popen("GIT_DIR=%s git-diff-tree --root -m -r %s"
- % (self.path, version))
- changes = []
- for l in fh:
- if "\t" not in l: continue
- m, f = l[:-1].split("\t")
- m = m.split()
- h = m[3]
- p = (m[1] == "100755")
- s = (m[1] == "120000")
- self.modecache[(f, h)] = (p and "x") or (s and "l") or ""
- changes.append((f, h))
- return changes
-
- def getcommit(self, version):
- c = self.catfile(version, "commit") # read the commit hash
- end = c.find("\n\n")
- message = c[end+2:]
- message = recode(message)
- l = c[:end].splitlines()
- manifest = l[0].split()[1]
- parents = []
- for e in l[1:]:
- n, v = e.split(" ", 1)
- if n == "author":
- p = v.split()
- tm, tz = p[-2:]
- author = " ".join(p[:-2])
- if author[0] == "<": author = author[1:-1]
- author = recode(author)
- if n == "committer":
- p = v.split()
- tm, tz = p[-2:]
- committer = " ".join(p[:-2])
- if committer[0] == "<": committer = committer[1:-1]
- committer = recode(committer)
- message += "\ncommitter: %s\n" % committer
- if n == "parent": parents.append(v)
-
- tzs, tzh, tzm = tz[-5:-4] + "1", tz[-4:-2], tz[-2:]
- tz = -int(tzs) * (int(tzh) * 3600 + int(tzm))
- date = tm + " " + str(tz)
-
- c = commit(parents=parents, date=date, author=author, desc=message)
- return c
-
- def gettags(self):
- tags = {}
- fh = os.popen('git-ls-remote --tags "%s" 2>/dev/null' % self.path)
- prefix = 'refs/tags/'
- for line in fh:
- line = line.strip()
- if not line.endswith("^{}"):
- continue
- node, tag = line.split(None, 1)
- if not tag.startswith(prefix):
- continue
- tag = tag[len(prefix):-3]
- tags[tag] = node
-
- return tags
-
-class convert_mercurial(converter_sink):
- def __init__(self, ui, path):
- self.path = path
- self.ui = ui
- try:
- self.repo = hg.repository(self.ui, path)
- except:
- raise NoRepo("could open hg repo %s" % path)
-
- def mapfile(self):
- return os.path.join(self.path, ".hg", "shamap")
-
- def getheads(self):
- h = self.repo.changelog.heads()
- return [ hg.hex(x) for x in h ]
-
- def putfile(self, f, e, data):
- self.repo.wwrite(f, data, e)
- if self.repo.dirstate.state(f) == '?':
- self.repo.dirstate.update([f], "a")
-
- def delfile(self, f):
- try:
- os.unlink(self.repo.wjoin(f))
- #self.repo.remove([f])
- except:
- pass
-
- def putcommit(self, files, parents, commit):
- seen = {}
- pl = []
- for p in parents:
- if p not in seen:
- pl.append(p)
- seen[p] = 1
- parents = pl
-
- if len(parents) < 2: parents.append("0" * 40)
- if len(parents) < 2: parents.append("0" * 40)
- p2 = parents.pop(0)
-
- text = commit.desc
- extra = {}
- try:
- extra["branch"] = commit.branch
- except AttributeError:
- pass
-
- while parents:
- p1 = p2
- p2 = parents.pop(0)
- a = self.repo.rawcommit(files, text, commit.author, commit.date,
- hg.bin(p1), hg.bin(p2), extra=extra)
- text = "(octopus merge fixup)\n"
- p2 = hg.hex(self.repo.changelog.tip())
-
- return p2
-
- def puttags(self, tags):
- try:
- old = self.repo.wfile(".hgtags").read()
- oldlines = old.splitlines(1)
- oldlines.sort()
- except:
- oldlines = []
-
- k = tags.keys()
- k.sort()
- newlines = []
- for tag in k:
- newlines.append("%s %s\n" % (tags[tag], tag))
-
- newlines.sort()
-
- if newlines != oldlines:
- self.ui.status("updating tags\n")
- f = self.repo.wfile(".hgtags", "w")
- f.write("".join(newlines))
- f.close()
- if not oldlines: self.repo.add([".hgtags"])
- date = "%s 0" % int(time.mktime(time.gmtime()))
- self.repo.rawcommit([".hgtags"], "update tags", "convert-repo",
- date, self.repo.changelog.tip(), hg.nullid)
- return hg.hex(self.repo.changelog.tip())
-
converters = [convert_cvs, convert_git, convert_mercurial]
def converter(ui, path):