def open_repository(url,
target_directory):
"""
Make a connection from a remote git repository into a local
directory.
Args:
url(string): The remote github url of the repository
target_directory(string): The local target directory
Returns:
pygit2.repo: The repository object created
"""
git_url = urlparse.urlparse(url)
username = git_url.netloc.split('@')[0]\
if '@' in git_url.netloc else 'git'
try:
credentials = pygit2.credentials.KeypairFromAgent(username)
except AttributeError as e:
pygit2_parse_error(e)
# If local directory exists, then make a connection to it
# Otherwise, clone the remote repo into the new directory
if os.path.isdir(target_directory):
shaker.libs.logger.Logger().debug("open_repository: "
"Opening url '%s' "
"with existing local repository '%s'"
% (url, target_directory))
repo = pygit2.Repository(target_directory)
else:
# Try to use pygit2 0.22 cloning
try:
shaker.libs.logger.Logger().debug("open_repository: "
"Trying to open repository "
"using pygit2 0.22 format")
repo = pygit2.clone_repository(url,
target_directory,
credentials=credentials)
except TypeError as e:
shaker.libs.logger.Logger().debug("open_repository: "
"Failed to detect pygit2 0.22")
shaker.libs.logger.Logger().debug("open_repository: "
"Trying to open repository "
"using pygit2 0.23 format")
# Try to use pygit2 0.23 cloning
callbacks = pygit2.RemoteCallbacks(credentials)
repo = pygit2.clone_repository(url,
target_directory,
callbacks=callbacks)
shaker.libs.logger.Logger().debug(":open_repository: "
"Cloning url '%s' into local repository '%s'"
% (url, target_directory))
origin = filter(lambda x: x.name == 'origin', repo.remotes)
if not origin:
repo.create_remote('origin', url)
origin = filter(lambda x: x.name == 'origin', repo.remotes)
origin[0].credentials = credentials
return repo
def test_pygit2_parse_error__preserves_backtrace(self):
def sub_func():
x = {}
x.i_should_throw()
try:
try:
sub_func()
except AttributeError as e:
pygit2_utils.pygit2_parse_error(e)
self.fail("Should have thrown an exception")
except:
tb = traceback.extract_tb(sys.exc_info()[2])
filename,lineno,method,code = tb[-1]
self.assertEqual(method, "sub_func")
self.assertEqual(code, "x.i_should_throw()")
def test_pygit2_parse_error__credentialserror(self):
"""
Test pygit2_parse_error raises correct exception on credentials error
"""
e = pygit2.GitError("Unsupported URL protocol")
pygit2_utils.pygit2_parse_error(e)
def test_pygit2_parse_error__attributeerror(self):
"""
Test pygit2_parse_error raises correct exception on attribute error
"""
e = AttributeError("'module' object has no attribute 'KeypairFromAgent'")
pygit2_utils.pygit2_parse_error(e)