def get_lp_login(_config=None):
"""Return the user's Launchpad username.
:raises: MismatchedUsername if authentication.conf and bazaar.conf
disagree about username.
"""
if _config is None:
_config = GlobalStack()
username = _config.get('launchpad_username')
if username is not None:
auth = AuthenticationConfig()
auth_username = _get_auth_user(auth)
# Auto-upgrading
if auth_username is None:
trace.note(gettext('Setting ssh/sftp usernames for launchpad.net.'))
_set_auth_user(username, auth)
elif auth_username != username:
raise MismatchedUsernames()
return username
def _set_auth_user(username, auth=None):
if auth is None:
auth = AuthenticationConfig()
auth.set_credentials(
'Launchpad', '.launchpad.net', username, 'ssh')
def _get_auth_user(auth=None):
if auth is None:
auth = AuthenticationConfig()
username = auth.get_user('ssh', '.launchpad.net')
return username
