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# Copyright 2020 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.
"""Builds a specific OSS-Fuzz project's fuzzers for CI tools."""
import logging
import sys
import build_fuzzers
import config_utils
# pylint: disable=c-extension-no-member
# pylint gets confused because of the relative import of cifuzz.
logging.basicConfig(
format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
level=logging.DEBUG)
def build_fuzzers_entrypoint():
"""Builds OSS-Fuzz project's fuzzers for CI tools."""
config = config_utils.BuildFuzzersConfig()
if config.dry_run:
# Sets the default return code on error to success.
returncode = 0
else:
# The default return code when an error occurs.
returncode = 1
if not build_fuzzers.build_fuzzers(config):
logging.error('Error building fuzzers for (commit: %s, pr_ref: %s).',
config.commit_sha, config.pr_ref)
return returncode
return 0
def main():
"""Builds OSS-Fuzz project's fuzzers for CI tools.
Note: The resulting fuzz target binaries of this build are placed in
the directory: ${GITHUB_WORKSPACE}/out
Required environment variables:
OSS_FUZZ_PROJECT_NAME: The name of OSS-Fuzz project.
GITHUB_REPOSITORY: The name of the Github repo that called this script.
GITHUB_SHA: The commit SHA that triggered this script.
GITHUB_EVENT_NAME: The name of the hook event that triggered this script.
GITHUB_EVENT_PATH:
The path to the file containing the POST payload of the webhook:
https://help.github.com/en/actions/reference/virtual-environments-for-github-hosted-runners#filesystems-on-github-hosted-runners
GITHUB_WORKSPACE: The shared volume directory where input artifacts are.
DRY_RUN: If true, no failures will surface.
SANITIZER: The sanitizer to use when running fuzzers.
Returns:
0 on success or nonzero on failure.
"""
return build_fuzzers_entrypoint()
if __name__ == '__main__':
sys.exit(main())
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