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from MgaRepo import Error, config
from MgaRepo.util import execcmd
from MgaRepo.VCS import *
from MgaRepo.svn import SVN
from os.path import basename, dirname, abspath, lexists, join
from os import chdir, getcwd
import sys
import re
import time
from xml.etree import ElementTree
import subprocess
class GITLogEntry(VCSLogEntry):
def __init__(self, revision, author, date):
VCSLogEntry.__init__(self, revision, author, data)
class GIT(VCS):
vcs_dirname = ".git"
def __init__(self):
VCS.__init__(self)
self.vcs_name = "git"
self.vcs_command = config.get("global", "git-command", ["git"])
self.vcs_supports['clone'] = True
self.env_defaults = {"GIT_SSH": self.vcs_wrapper}
def clone(self, url, targetpath, **kwargs):
if lexists(join(targetpath, SVN.vcs_dirname)):
raise Error("Target path %s already contains svn checkout, aborting..." % targetpath)
if url.split(':')[0].find("svn") < 0:
return VCS.clone(self, url, **kwargs)
else:
# To speed things up on huge repositories, we'll just grab all the
# revision numbers for this specific directory and grab these only
# in stead of having to go through each and every revision...
cmd = ["svn", "log", "-g", "--xml", url]
retval, result = execcmd(*cmd)
if retval:
return retval
xmllog = ElementTree.fromstring(result)
logentries = xmllog.getiterator("logentry")
revisions = []
topurl = dirname(url)
trunk = basename(url)
tags = "releases"
# cloning svn braches as well should rather be optionalif reenabled..
#cmd = ["svn", "init", topurl, "--trunk="+trunk, "--tags="+tags", targetpath]
cmd = ["svn", "init", url, abspath(targetpath)]
self._execVcs(*cmd, **kwargs)
os.environ.update({"GIT_WORK_TREE" : abspath(targetpath), "GIT_DIR" : join(abspath(targetpath),".git")})
for entry in logentries:
revisions.append(int(entry.attrib["revision"]))
revisions.sort()
while revisions:
cmd = ["svn", "fetch", "--log-window-size=1000", "-r%d" % revisions.pop(0)]
self._execVcs(*cmd, **kwargs)
cmd = ["svn", "rebase", "--log-window-size=1000", "--local", "--fetch-all", "git-svn"]
return self._execVcs_success(*cmd, **kwargs)
def info(self, path, **kwargs):
cmd = ["svn", "info", path + '@' if '@' in path else path]
status, output = self._execVcs(local=True, noerror=True, *cmd, **kwargs)
if (("Not a git repository" not in output) and \
("Unable to determine upstream SVN information from working tree history" not in output)):
return output.splitlines()
return None
def status(self, path, **kwargs):
cmd = ["status", path + '@' if '@' in path else path]
if kwargs.get("verbose"):
cmd.append("-v")
if kwargs.get("noignore"):
cmd.append("-u")
if kwargs.get("quiet"):
cmd.append("-s")
status, output = self._execVcs(*cmd, **kwargs)
if status == 0:
return [(x[0], x[8:]) for x in output.splitlines()]
return None
def update(self, targetpath, **kwargs):
os.environ.update({"GIT_WORK_TREE" : abspath(targetpath), "GIT_DIR" : join(abspath(targetpath),".git")})
cmd = ["svn", "log", "--oneline", "--limit=1"]
retval, result = self._execVcs(*cmd)
if retval:
return retval
revision = result.split()
if revision[0][0] == 'r':
startrev = "-r"+str(int(revision[0][1:])+1)
else:
startrev = "BASE"
cmd = ["svn", "propget", "svn:entry:committed-rev"]
retval, lastrev = self._execVcs(*cmd)
if retval:
return retval
#cmd = ["config", "--get-regexp", '^svn-remote.svn.(url|fetch)']
cmd = ["config", "--get", "svn-remote.svn.url"]
retval, result = self._execVcs(*cmd)
if retval:
return retval
#result = result.strip().split()
#url = result[1] + "/" + result[3].split(":")[0]
url = result.strip()
# To speed things up on huge repositories, we'll just grab all the
# revision numbers for this specific directory and grab these only
# in stead of having to go through each and every revision...
cmd = ["svn", "log", "-g", "--xml", "%s:%s" % (startrev,lastrev), url]
retval, result = execcmd(*cmd)
if retval:
return retval
xmllog = ElementTree.fromstring(result)
logentries = xmllog.getiterator("logentry")
revisions = []
for entry in logentries:
revisions.append(int(entry.attrib["revision"]))
revisions.sort()
while revisions:
cmd = ["svn", "fetch", "--log-window-size=1000", "-r%d" % revisions.pop(0)]
self._execVcs(*cmd, **kwargs)
cmd = ["svn", "rebase", "--log-window-size=1000", "--local", "--fetch-all", "git-svn"]
status, output = self._execVcs(*cmd, **kwargs)
if status == 0:
return [x.split() for x in output.split()]
return None
class GITLook(VCSLook):
def __init__(self, repospath, txn=None, rev=None):
VCSLook.__init__(self, repospath, txn, rev)
# vim:et:ts=4:sw=4
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