# -*- coding: utf-8 -*- # Copyright (C) 2017-2018 RhodeCode GmbH # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License, version 3 # (only), as published by the Free Software Foundation. # # 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 Affero General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. # # This program is dual-licensed. If you wish to learn more about the # RhodeCode Enterprise Edition, including its added features, Support services, # and proprietary license terms, please see https://rhodecode.com/licenses/ import logging log = logging.getLogger(__name__) class MaintenanceTask(object): human_name = 'undefined' def __init__(self, db_repo): self.db_repo = db_repo def run(self): """Execute task and return task human value""" raise NotImplementedError() class GitGC(MaintenanceTask): human_name = 'GIT Garbage collect' def _count_objects(self, repo): stdout, stderr = repo.run_git_command( ['count-objects', '-v'], fail_on_stderr=False) errors = ' ' objects = ' '.join(stdout.splitlines()) if stderr: errors = '\nSTD ERR:' + '\n'.join(stderr.splitlines()) return objects + errors def run(self): output = [] instance = self.db_repo.scm_instance() objects_before = self._count_objects(instance) log.debug('GIT objects:%s', objects_before) cmd = ['gc', '--aggressive'] stdout, stderr = instance.run_git_command(cmd, fail_on_stderr=False) out = 'executed {}'.format(' '.join(cmd)) output.append(out) out = '' if stderr: out += ''.join(stderr.splitlines()) if stdout: out += ''.join(stdout.splitlines()) if out: output.append(out) objects_after = self._count_objects(instance) log.debug('GIT objects:%s', objects_after) output.append('objects before :' + objects_before) output.append('objects after :' + objects_after) return '\n'.join(output) class GitFSCK(MaintenanceTask): human_name = 'GIT FSCK' def run(self): output = [] instance = self.db_repo.scm_instance() cmd = ['fsck', '--full'] stdout, stderr = instance.run_git_command(cmd, fail_on_stderr=False) out = 'executed {}'.format(' '.join(cmd)) output.append(out) out = '' if stderr: out += ''.join(stderr.splitlines()) if stdout: out += ''.join(stdout.splitlines()) if out: output.append(out) return '\n'.join(output) class GitRepack(MaintenanceTask): human_name = 'GIT Repack' def run(self): output = [] instance = self.db_repo.scm_instance() cmd = ['repack', '-a', '-d', '--window-memory', '10m', '--max-pack-size', '100m'] stdout, stderr = instance.run_git_command(cmd, fail_on_stderr=False) out = 'executed {}'.format(' '.join(cmd)) output.append(out) out = '' if stderr: out += ''.join(stderr.splitlines()) if stdout: out += ''.join(stdout.splitlines()) if out: output.append(out) return '\n'.join(output) class HGVerify(MaintenanceTask): human_name = 'HG Verify repo' def run(self): instance = self.db_repo.scm_instance() res = instance.verify() return res class SVNVerify(MaintenanceTask): human_name = 'SVN Verify repo' def run(self): instance = self.db_repo.scm_instance() res = instance.verify() return res class RepoMaintenance(object): """ Performs maintenance of repository based on it's type """ tasks = { 'hg': [HGVerify], 'git': [GitFSCK, GitGC, GitRepack], 'svn': [SVNVerify], } def get_tasks_for_repo(self, db_repo): """ fetches human names of tasks pending for execution for given type of repo """ tasks = [] for task in self.tasks[db_repo.repo_type]: tasks.append(task.human_name) return tasks def execute(self, db_repo): executed_tasks = [] for task in self.tasks[db_repo.repo_type]: output = task.human_name + ':\n' + task(db_repo).run() + '\n--\n' executed_tasks.append(output) return executed_tasks