afl_sancov.py 文件源码

def get_parent(self, filepath, isCrash=True):

        dirname, basename = os.path.split(filepath)

        if isCrash:
            match = self.find_crash_parent_regex.match(basename)
            # (_, _, session, _, syncname, src_id) = match.groups()
            (_, _, session, _, syncname, src_id) = match.groups()

            searchdir = self.afl_fuzzing_dir
            # if syncname:
            #     searchdir += '/' + syncname + '/queue'
            if session:
                searchdir += '/' + session + '/queue'
            else:
                assert False, "Parent of crash file {} cannot be found".format(basename)


        else:
            match = self.find_queue_parent_regex.match(basename)
            if not match:
                self.logr("No parent could be found for {}".format(basename))
                return None

            (_, syncname, src_id) = match.groups()

            searchdir = dirname

            if syncname:
                searchdir += '/../../' + syncname + '/queue'


        search_cmd = "find " + searchdir + " -maxdepth 1" + " -name id:" + src_id + "*"

        parent_fname = subprocess.check_output(search_cmd, stderr=subprocess.STDOUT, shell=True)

        parent_list = filter(None, parent_fname.split("\n"))
        if (len(parent_list) == 0):
            self.logr("No parents found for file {}".format(basename))
            return None

        if (len(parent_list) > 1):
            self.logr("Multiple parents found for file {}. Selecting first.".format(basename))

        return os.path.abspath(parent_list[0].rstrip("\n"))