def build_fuzzers(self):
"""Moves the source code we want to fuzz into the project builder and builds
the fuzzers from that source code. Returns True on success."""
docker_args, docker_container = docker.get_base_docker_run_args(
self.workspace, self.config.sanitizer, self.config.language,
self.config.architecture, self.config.docker_in_docker)
if not docker_container:
docker_args.extend(
_get_docker_build_fuzzers_args_not_container(
self.host_repo_path))
build_command = self.ci_system.get_build_command(
self.host_repo_path, self.image_repo_path)
docker_args.extend([
docker.get_project_image_name(self.config.oss_fuzz_project_name),
'/bin/bash',
'-c',
build_command,
])
logging.info('Building with %s sanitizer.', self.config.sanitizer)
# TODO(metzman): Stop using helper.docker_run so we can get rid of
# docker.get_base_docker_run_args and merge its contents into
# docker.get_base_docker_run_command.
if not helper.docker_run(docker_args):
logging.error('Building fuzzers failed.')
return False
return True
def delete_unneeded_docker_images(config):
"""Deletes unneeded docker images if running in an environment with low
disk space."""
if not config.low_disk_space:
return
logging.info('Deleting builder docker images to save disk space.')
project_image = docker.get_project_image_name(config.project_name)
images = [
project_image,
docker.BASE_RUNNER_TAG,
docker.MSAN_LIBS_BUILDER_TAG,
]
docker.delete_images(images)
def _copy_repo_from_image(self, image_repo_path):
self._make_repo_storage_dir()
repo_name = os.path.basename(image_repo_path)
host_repo_path = os.path.join(self._repo_dir, repo_name)
bash_command = f'cp -r {image_repo_path} {host_repo_path}'
docker_args, _ = docker.get_base_docker_run_args(
self.workspace, self.config.sanitizer, self.config.language,
self.config.docker_in_docker)
docker_args.extend([
docker.get_project_image_name(self.config.oss_fuzz_project_name),
'/bin/bash', '-c', bash_command
])
if not helper.docker_run(docker_args):
raise RuntimeError('Failed to copy repo.')
return repo_manager.RepoManager(host_repo_path)
def delete_unneeded_docker_images(config):
"""Deletes unneeded docker images if running in an environment with low
disk space."""
if not config.low_disk_space:
return
logging.info('Deleting builder docker images to save disk space.')
project_image = docker.get_project_image_name(config.oss_fuzz_project_name)
images = [
project_image,
docker.BASE_BUILDER_TAG,
docker.BASE_BUILDER_TAG + '-go',
docker.BASE_BUILDER_TAG + '-jvm',
docker.BASE_BUILDER_TAG + '-python',
docker.BASE_BUILDER_TAG + '-rust',
docker.BASE_BUILDER_TAG + '-swift',
]
docker.delete_images(images)
def build_fuzzers(self):
"""Moves the source code we want to fuzz into the project builder and builds
the fuzzers from that source code. Returns True on success."""
docker_args = get_common_docker_args(self.config.sanitizer,
self.config.language)
container = utils.get_container_name()
if container:
docker_args.extend(
_get_docker_build_fuzzers_args_container(
self.out_dir, container))
else:
docker_args.extend(
_get_docker_build_fuzzers_args_not_container(
self.out_dir, self.host_repo_path))
if self.config.sanitizer == 'memory':
docker_args.extend(
_get_docker_build_fuzzers_args_msan(self.work_dir))
self.handle_msan_prebuild(container)
docker_args.extend([
docker.get_project_image_name(self.config.project_name),
'/bin/bash',
'-c',
])
rm_path = os.path.join(self.image_repo_path, '*')
image_src_path = os.path.dirname(self.image_repo_path)
bash_command = 'rm -rf {0} && cp -r {1} {2} && compile'.format(
rm_path, self.host_repo_path, image_src_path)
docker_args.append(bash_command)
logging.info('Building with %s sanitizer.', self.config.sanitizer)
if helper.docker_run(docker_args):
# docker_run returns nonzero on failure.
logging.error('Building fuzzers failed.')
return False
if self.config.sanitizer == 'memory':
self.handle_msan_postbuild(container)
return True
def build_fuzzers(self):
"""Moves the source code we want to fuzz into the project builder and builds
the fuzzers from that source code. Returns True on success."""
docker_args, docker_container = docker.get_base_docker_run_args(
self.workspace, self.config.sanitizer, self.config.language)
if not docker_container:
docker_args.extend(
_get_docker_build_fuzzers_args_not_container(
self.host_repo_path))
if self.config.sanitizer == 'memory':
docker_args.extend(
_get_docker_build_fuzzers_args_msan(self.workspace.work))
self.handle_msan_prebuild(docker_container)
docker_args.extend([
docker.get_project_image_name(self.config.project_name),
'/bin/bash',
'-c',
])
rm_path = os.path.join(self.image_repo_path, '*')
image_src_path = os.path.dirname(self.image_repo_path)
bash_command = (f'rm -rf {rm_path} && cp -r {self.host_repo_path} '
f'{image_src_path} && compile')
docker_args.append(bash_command)
logging.info('Building with %s sanitizer.', self.config.sanitizer)
# TODO(metzman): Stop using helper.docker_run so we can get rid of
# docker.get_base_docker_run_args and merge its contents into
# docker.get_base_docker_run_command.
if not helper.docker_run(docker_args):
logging.error('Building fuzzers failed.')
return False
if self.config.sanitizer == 'memory':
self.handle_msan_postbuild(docker_container)
return True
def test_get_project_image(self):
"""Tests that get_project_image_name works as intended."""
project = 'my-project'
self.assertEqual(docker.get_project_image_name(project),
'gcr.io/oss-fuzz/my-project')
def test_get_project_image_name(self):
"""Tests that get_project_image_name works as intended."""
project_name = 'myproject'
result = docker.get_project_image_name(project_name)
self.assertEqual(result, 'gcr.io/oss-fuzz/myproject')
