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# -*- coding: utf-8 -*-
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import logging
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from mercurial import hg
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from mercurial.wireprotoserver import sshserver
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from kallithea.lib.utils import make_ui
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from kallithea.lib.vcs.backends.ssh import BaseSshHandler
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from kallithea.lib.vcs.utils import safe_str, safe_unicode
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log = logging.getLogger(__name__)
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class MercurialSshHandler(BaseSshHandler):
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vcs_type = 'hg'
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@classmethod
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def make(cls, ssh_command_parts):
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r"""
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>>> import shlex
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>>> MercurialSshHandler.make(shlex.split('hg -R "foo bar" serve --stdio')).repo_name
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u'foo bar'
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>>> MercurialSshHandler.make(shlex.split(' hg -R blåbærgrød serve --stdio ')).repo_name
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u'bl\xe5b\xe6rgr\xf8d'
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>>> MercurialSshHandler.make(shlex.split('''hg -R 'foo"bar' serve --stdio''')).repo_name
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u'foo"bar'
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>>> MercurialSshHandler.make(shlex.split('/bin/hg -R "foo" serve --stdio'))
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>>> MercurialSshHandler.make(shlex.split('''hg -R "foo"bar" serve --stdio''')) # ssh-serve will report: Error parsing SSH command "...": invalid syntax
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Traceback (most recent call last):
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ValueError: No closing quotation
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>>> MercurialSshHandler.make(shlex.split('git-upload-pack "/foo"')) # not handled here
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"""
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if ssh_command_parts[:2] == ['hg', '-R'] and ssh_command_parts[3:] == ['serve', '--stdio']:
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return cls(safe_unicode(ssh_command_parts[2]))
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return None
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def __init__(self, repo_name):
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self.repo_name = repo_name
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def _serve(self):
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# Note: we want a repo with config based on .hg/hgrc and can thus not use self.db_repo.scm_instance._repo.ui
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baseui = make_ui(repo_path=self.db_repo.repo_full_path)
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if not self.allow_push:
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baseui.setconfig('hooks', 'pretxnopen._ssh_reject', 'python:kallithea.lib.hooks.rejectpush')
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baseui.setconfig('hooks', 'prepushkey._ssh_reject', 'python:kallithea.lib.hooks.rejectpush')
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repo = hg.repository(baseui, safe_str(self.db_repo.repo_full_path))
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log.debug("Starting Mercurial sshserver for %s", self.db_repo.repo_full_path)
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sshserver(baseui, repo).serve_forever()
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