# trust-ai_1

**Repository Path**: swagglian/trust-ai_1

## Basic Information

- **Project Name**: trust-ai_1
- **Description**: No description available
- **Primary Language**: Go
- **License**: Apache-2.0
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 17
- **Created**: 2023-08-25
- **Last Updated**: 2025-06-11

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

import ssl
from urllib import request
import os

url = "https://mirrors.tuna.tsinghua.edu.cn/docker-ce/linux/ubuntu/dists/bionic/stable/binary-arm64/Packages.gz"
path = "test/Packages.gz"
class ProxyUtil:
    def __init__(self) -> None:
        self.verify = False
        self.proxy_handler = self._init_proxy_handler()
        self.https_handler = self._init_https_handler()

    @staticmethod
    def create_unverified_context():
        context = ssl.SSLContext(ssl.PROTOCOL_TLSv1_2)
        context.verify_mode = ssl.CERT_NONE
        context.check_hostname = False
        return context

    @staticmethod
    def create_verified_context():
        context = ssl.SSLContext(ssl.PROTOCOL_TLSv1_2)
        safe_ciphers = [
            'DHE-RSA-AES128-GCM-SHA256', 'DHE-RSA-AES256-GCM-SHA384', 'DHE-DSS-AES128-GCM-SHA256',
            'DHE-DSS-AES256-GCM-SHA384', 'DHE-PSK-CHACHA20-POLY1305', 'ECDHE-ECDSA-AES128-GCM-SHA256',
            'ECDHE-ECDSA-AES256-GCM-SHA384', 'ECDHE-RSA-AES128-GCM-SHA256', 'ECDHE-RSA-AES256-GCM-SHA384',
            'ECDHE-RSA-CHACHA20-POLY1305', 'ECDHE-PSK-CHACHA20-POLY1305', 'DHE-RSA-AES128-CCM',
            'DHE-RSA-AES256-CCM', 'DHE-RSA-AES128-CCM8', 'DHE-RSA-AES256-CCM8',
            'DHE-RSA-CHACHA20-POLY1305', 'PSK-AES128-CCM', 'PSK-AES256-CCM',
            'DHE-PSK-AES128-CCM', 'DHE-PSK-AES256-CCM', 'PSK-AES128-CCM8',
            'PSK-AES256-CCM8', 'DHE-PSK-AES128-CCM8', 'DHE-PSK-AES256-CCM8',
            'ECDHE-ECDSA-AES128-CCM', 'ECDHE-ECDSA-AES256-CCM', 'ECDHE-ECDSA-AES128-CCM8',
            'ECDHE-ECDSA-AES256-CCM8', 'ECDHE-ECDSA-CHACHA20-POLY1305']
        context.options |= ssl.OP_NO_SSLv2
        context.options |= ssl.OP_NO_SSLv3
        context.options |= ssl.OP_NO_TLSv1
        context.options |= ssl.OP_NO_TLSv1_1
        context.set_ciphers(':'.join(safe_ciphers))
        return context

    @staticmethod
    def _init_proxy_handler():
        return request.ProxyHandler()

    def build_proxy_handler(self, start_index=0):
        opener = request.build_opener(self.proxy_handler,
                                      self.https_handler)
        request.install_opener(opener)

    def _init_https_handler(self):
        if not self.verify:
            context = self.create_unverified_context()
        else:
            context = self.create_verified_context()

        return request.HTTPSHandler(context=context)

# 确保下载目录存在
os.makedirs(os.path.dirname(path), exist_ok=True)


def create_unverified_context():
    context = ssl.SSLContext(ssl.PROTOCOL_TLSv1_2)
    context.verify_mode = ssl.CERT_NONE
    context.check_hostname = False
    return context

success_count = 0
max_attempts = 5

#
##带referer
proxy_util=ProxyUtil()
proxy_util.build_proxy_handler()
for i in range(max_attempts):
    try:
        request.urlretrieve(url, path)
        print(f"第{i + 1}次下载成功")
        success_count += 1
    except Exception as e:
        print(f"第{i + 1}次下载失败，原因：{e}")
print(f"总共成功下载次数：{success_count}")