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79 lines
2.4 KiB
79 lines
2.4 KiB
4 years ago
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#!/usr/bin/env python3
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import argparse
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import logging
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import os
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import re
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import subprocess
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from concurrent.futures import ThreadPoolExecutor, as_completed
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def job(command):
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"""Takes a list of str, and runs it as a subprocess."""
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command_line = " ".join(command)
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logging.debug(f"Running '{command_line}'\n")
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res = subprocess.run(command, check=True, stderr=subprocess.PIPE,
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universal_newlines=True).stderr
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logging.debug(f"Command '{command_line} output:\n'{res}'")
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if __name__ == "__main__":
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parser = argparse.ArgumentParser(
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description="Run the fuzz targets a given amount of times, or generate"
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" new seeds.",
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)
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parser.add_argument(
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"seed_dir",
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help="The parent directory for the seed corpora of each target.",
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)
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parser.add_argument("-g", "--generate", action="store_true")
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parser.add_argument(
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"-j",
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"--par",
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type=int,
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default=1,
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help="How many targets to run in parallel.",
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)
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parser.add_argument(
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"-n",
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"--runs",
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default=100000,
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help="How many times to run each target (if generating).",
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)
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parser.add_argument(
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"-m",
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"--merge_dir",
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default=None,
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help="The parent directory to merge each target corpus from.",
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)
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args = parser.parse_args()
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logging.basicConfig(level=logging.DEBUG)
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target_dir = os.path.abspath(os.path.dirname(__file__))
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targets = [os.path.join(target_dir, f) for f in os.listdir(target_dir)
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if re.compile(r"^fuzz-[\w-]*$").findall(f)]
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with ThreadPoolExecutor(max_workers=args.par) as pool:
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jobs = []
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runs = args.runs if args.generate else 1
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for target in targets:
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seed_dir = os.path.join(args.seed_dir, os.path.basename(target))
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os.makedirs(seed_dir, exist_ok=True)
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command = [
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target,
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f"-runs={runs}" if args.merge_dir is None else "-merge=1",
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seed_dir,
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]
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if args.merge_dir is not None:
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input_target = os.path.join(args.merge_dir,
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os.path.basename(target))
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if not os.path.exists(input_target):
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continue
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command.append(input_target)
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jobs.append(pool.submit(job, command))
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for completed in as_completed(jobs):
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completed.result()
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