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Location: kallithea/rhodecode/lib/hooks.py

Marcin Kuzminski
#176 LookupError: 00changelog.i@66f0739d7517: no node
- fixed mercurial concurency bug. While there were many concurrent request to different repos at one time, sometimes there were race conditions that caused mercurial backend to mix up repository instance with current repo path from environ, a major rewrite of the middleware fixed that.
# -*- coding: utf-8 -*-
"""
    rhodecode.lib.hooks
    ~~~~~~~~~~~~~~~~~~~

    Hooks runned by rhodecode

    :created_on: Aug 6, 2010
    :author: marcink
    :copyright: (C) 2009-2011 Marcin Kuzminski <marcin@python-works.com>
    :license: GPLv3, see COPYING for more details.
"""
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
import os
import sys

from mercurial.scmutil import revrange
from mercurial.node import nullrev

from rhodecode.lib import helpers as h
from rhodecode.lib.utils import action_logger


def repo_size(ui, repo, hooktype=None, **kwargs):
    """Presents size of repository after push

    :param ui:
    :param repo:
    :param hooktype:
    """

    if hooktype != 'changegroup':
        return False
    size_hg, size_root = 0, 0
    for path, dirs, files in os.walk(repo.root):
        if path.find('.hg') != -1:
            for f in files:
                try:
                    size_hg += os.path.getsize(os.path.join(path, f))
                except OSError:
                    pass
        else:
            for f in files:
                try:
                    size_root += os.path.getsize(os.path.join(path, f))
                except OSError:
                    pass

    size_hg_f = h.format_byte_size(size_hg)
    size_root_f = h.format_byte_size(size_root)
    size_total_f = h.format_byte_size(size_root + size_hg)
    sys.stdout.write('Repository size .hg:%s repo:%s total:%s\n' \
                     % (size_hg_f, size_root_f, size_total_f))


def log_pull_action(ui, repo, **kwargs):
    """Logs user last pull action

    :param ui:
    :param repo:
    """

    extra_params = dict(repo.ui.configitems('rhodecode_extras'))
    username = extra_params['username']
    repository = extra_params['repository']
    action = 'pull'

    action_logger(username, action, repository, extra_params['ip'])

    return 0


def log_push_action(ui, repo, **kwargs):
    """Maps user last push action to new changeset id, from mercurial

    :param ui:
    :param repo:
    """

    extra_params = dict(repo.ui.configitems('rhodecode_extras'))
    username = extra_params['username']
    repository = extra_params['repository']
    action = extra_params['action'] + ':%s'
    node = kwargs['node']

    def get_revs(repo, rev_opt):
        if rev_opt:
            revs = revrange(repo, rev_opt)

            if len(revs) == 0:
                return (nullrev, nullrev)
            return (max(revs), min(revs))
        else:
            return (len(repo) - 1, 0)

    stop, start = get_revs(repo, [node + ':'])

    revs = (str(repo[r]) for r in xrange(start, stop + 1))

    action = action % ','.join(revs)

    action_logger(username, action, repository, extra_params['ip'])

    return 0