oss-fuzz/infra/cifuzz/filestore/gsutil/__init__.py

110 lines
3.9 KiB
Python

# Copyright 2021 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Filestore implementation using gsutil."""
import logging
import os
import posixpath
import subprocess
import sys
# pylint: disable=wrong-import-position,import-error
sys.path.append(
os.path.join(os.path.dirname(os.path.abspath(__file__)), os.pardir,
os.pardir, os.pardir))
import filestore
import utils
def _gsutil_execute(*args, parallel=True):
"""Executes a gsutil command, passing |*args| to gsutil and returns the
stdout, stderr and returncode. Exceptions on failure."""
command = ['gsutil']
if parallel:
command.append('-m')
command += list(args)
logging.info('Executing gsutil command: %s', command)
return utils.execute(command, check_result=True)
def _rsync(src, dst, recursive=True, delete=False):
"""Executes gsutil rsync on |src| and |dst|"""
args = ['rsync']
if recursive:
args.append('-r')
if delete:
args.append('-d')
args += [src, dst]
return _gsutil_execute(*args)
class GSUtilFilestore(filestore.BaseFilestore):
"""Filestore implementation using gsutil."""
BUILD_DIR = 'build'
CRASHES_DIR = 'crashes'
CORPUS_DIR = 'corpus'
COVERAGE_DIR = 'coverage'
def __init__(self, config):
super().__init__(config)
self._cloud_bucket = self.config.cloud_bucket
def _get_gsutil_url(self, name, prefix_dir):
"""Returns the gsutil URL for |name| and |prefix_dir|."""
if not prefix_dir:
return posixpath.join(self._cloud_bucket, name)
return posixpath.join(self._cloud_bucket, prefix_dir, name)
def _upload_directory(self, name, directory, prefix, delete=False):
gsutil_url = self._get_gsutil_url(name, prefix)
return _rsync(directory, gsutil_url, delete=delete)
def _download_directory(self, name, dst_directory, prefix):
gsutil_url = self._get_gsutil_url(name, prefix)
return _rsync(gsutil_url, dst_directory)
def upload_crashes(self, name, directory):
"""Uploads the crashes at |directory| to |name|."""
# Name is going to be "current". I don't know if this makes sense outside of
# GitHub Actions.
gsutil_url = self._get_gsutil_url(name, self.CRASHES_DIR)
logging.info('Uploading crashes to %s.', gsutil_url)
return _rsync(directory, gsutil_url)
def upload_corpus(self, name, directory, replace=False):
"""Uploads the crashes at |directory| to |name|."""
return self._upload_directory(name,
directory,
self.CORPUS_DIR,
delete=replace)
def upload_build(self, name, directory):
"""Uploads the build located at |directory| to |name|."""
return self._upload_directory(name, directory, self.BUILD_DIR)
def upload_coverage(self, name, directory):
"""Uploads the coverage report at |directory| to |name|."""
return self._upload_directory(name, directory, self.COVERAGE_DIR)
def download_corpus(self, name, dst_directory):
"""Downloads the corpus located at |name| to |dst_directory|."""
return self._download_directory(name, dst_directory, self.CORPUS_DIR)
def download_build(self, name, dst_directory):
"""Downloads the build with |name| to |dst_directory|."""
return self._download_directory(name, dst_directory, self.BUILD_DIR)
def download_coverage(self, name, dst_directory):
"""Downloads the latest project coverage report."""
return self._download_directory(name, dst_directory, self.COVERAGE_DIR)