unrhodecode/rhodecode/lib/repo_maintenance.py
2025-01-13 17:47:37 +01:00

190 lines
5.1 KiB
Python

# Copyright (C) 2017-2024 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 HGUpdateCaches(MaintenanceTask):
human_name = "HG update caches"
def run(self):
instance = self.db_repo.scm_instance()
res = instance.hg_update_cache()
return res
class HGRebuildFnCaches(MaintenanceTask):
human_name = "HG rebuild fn caches"
def run(self):
instance = self.db_repo.scm_instance()
res = instance.hg_rebuild_fn_cache()
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, HGUpdateCaches, HGRebuildFnCaches],
"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