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87 lines
3 KiB
Python
87 lines
3 KiB
Python
#!/usr/bin/env python3
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# Copyright (C) 2023 Mandiant, Inc. All Rights Reserved.
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"""
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File name: extract_rust_hashes.py
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Description: Generates a database of Rust hashes from the Rust repository. Repo: https://github.com/rust-lang/rust/releases
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Usage:
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$ python3 extract_rust_hashes.py
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Copyright (C) 2023 Mandiant, Inc. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at: [package root]/LICENSE.txt
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Unless required by applicable law or agreed to in writing, software distributed under the License
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is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and limitations under the License.
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"""
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import subprocess
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from pathlib import Path
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import requests
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from bs4 import BeautifulSoup
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page_number = 1
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rust_hashes = {}
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print("Fetching Rust hashes from https://github.com/rust-lang/rust/releases...")
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while True:
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r = requests.get("https://github.com/rust-lang/rust/releases?page={}".format(page_number))
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soup = BeautifulSoup(r.text, "html.parser")
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tables = soup.find_all(
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"div", class_="col-md-2 d-flex flex-md-column flex-row flex-wrap pr-md-6 mb-2 mb-md-0 flex-items-start pt-md-4"
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)
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# if there are no more tables, means we have reached the end of the page, break
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if len(tables) == 0:
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break
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# for each table, get the hash and version
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for table in tables:
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hash = str(table.find("a", attrs={"class": "Link Link--muted mb-2"})["href"]).split("/")[-1]
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version = table.find("span").text.strip()
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rust_hashes[hash] = version
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page_number += 1
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print("\n{} hashes fetched.".format(len(rust_hashes)))
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print("Writing it to rust_version_database.py...")
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# write the hashes to a file
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header = """
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# Copyright (C) 2023 Mandiant, Inc. All Rights Reserved.
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#############################################################################################
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# File: rust_version_database.py
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# Origin: Rust Repository https://github.com/rust-lang/rust
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#
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# Description:
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# This file serves as a comprehensive reference, capturing the commit hashes associated with Rust versions over time.
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# It facilitates tracking the commit history and enables the precise association of specific versions with their respective commits.
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#
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# Regeneration Instructions:
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#
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# To regenerate or update this file, you can follow these steps:
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# 1. Navigate to the script directory.
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# 2. Execute the script 'extract_rust_hashes.py'.
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# Example command: python extract_rust_hashes.py
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#############################################################################################
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"""
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# write the hashes to a file
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file_path = Path("rust_version_database.py")
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with file_path.open(mode="w") as f:
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f.write(header)
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f.write("rust_commit_hash = ")
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f.write(str(rust_hashes))
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# format the file
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subprocess.call(["black", "-l", "120", "rust_version_database.py"])
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