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#!/usr/bin/python
import fcntl
import logging
import os
import operator
import sys
from bin import django_setup, add_logging_arguments
django_setup() # must be called to get sys.path and django settings in place
from patchwork.models import Project, State
import gitrepo
import patch_matcher
from importlib import import_module
log = logging.getLogger('update_commited_patches')
_here = os.path.abspath(os.path.dirname(__file__))
def _assert_repo_dir(path):
if not os.path.exists(path):
os.mkdir(path)
def _update_commit(project, repo, commit, dryrun):
patches = patch_matcher.get_patches_matching_commit(project, repo, commit)
accepted = State.objects.get(name='Accepted')
superseded = State.objects.get(name='Superseded')
# sort the patches newest to oldest. the most recent gets marked as
# accepted and everything else is superseded.
patches = sorted(patches, key=operator.attrgetter('date'), reverse=True)
for i, patch in enumerate(patches):
if i == 0:
patch.state = accepted
patch.commit_ref = commit.id
else:
patch.state = superseded
log.info('Updating patch %s, commit: %s, state: %s',
patch, commit.id, patch.state.name)
if not dryrun:
patch.save()
def _update_project(cb, repo_dir, project, commits, dryrun):
log.info('Checking for updates to %s', project.linkname)
repo = gitrepo.Repo(repo_dir, project.linkname, project.scm_url)
repo.update()
if commits:
commits = [repo[x] for x in commits]
else:
save_state = dryrun is False
commits = repo.process_unchecked_commits(save_state)
for commit in commits:
log.debug('check commit: %s', commit.id)
try:
_update_commit(project, repo, commit, dryrun)
if cb:
cb(project, repo, commit, dryrun)
except MemoryError as e:
log.error('Unable to process commit(%s) because of size: %s',
commit.id, e)
except Exception as e:
log.error('Unable to process commit(%s): %s', commit.id, e)
def get_commit_callback_constructor():
p = getattr(settings, 'UPDATE_COMMIT_CALLBACK', None)
if p:
module, func = p.rsplit(':', 1)
module = import_module(module)
return getattr(module, func)
if __name__ == '__main__':
import argparse
from django.conf import settings
parser = argparse.ArgumentParser(
description='Find patches that have been committed upstream')
parser.add_argument('--dryrun', action='store_true',
help='Run through without changing anything in the DB')
add_logging_arguments(parser)
parser.add_argument('project', nargs='?',
help='only check on specific project')
parser.add_argument('commit_id', nargs='*',
help='only check on given commit(s) for a project')
args = parser.parse_args()
_assert_repo_dir(settings.REPO_DIR)
# Ensure no other copy of this script is running
f = open(os.path.join(settings.REPO_DIR, '.lock'), 'w+')
try:
fcntl.flock(f, fcntl.LOCK_EX | fcntl.LOCK_NB)
except IOError:
sys.exit('Script is already running')
if args.project:
projects = [Project.objects.get(linkname=args.project)]
else:
projects = Project.objects.filter(
scm_url__isnull=False).exclude(scm_url='')
cb_constructor = get_commit_callback_constructor()
if cb_constructor:
with cb_constructor() as cb:
for p in projects:
try:
_update_project(
cb, settings.REPO_DIR, p, args.commit_id, args.dryrun
)
except Exception:
log.exception('Error updating commits for: %s', p)
if not cb_constructor:
for p in projects:
try:
_update_project(
None, settings.REPO_DIR, p, args.commit_id, args.dryrun
)
except Exception:
log.exception('Error updating commits for: %s', p)
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