107 lines
3.2 KiB
Python
107 lines
3.2 KiB
Python
import random
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import requests
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from fake_useragent import UserAgent
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from flask import Flask, request, jsonify
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app = Flask(__name__)
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def generate_random_headers():
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"""
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生成随机的User-Agent头部。
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:return: 随机的User-Agent头部
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:rtype: dict
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"""
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user_agent = UserAgent().random
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accept = "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8"
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accept_language = random.choice(
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["zh-CN,zh;q=0.9",
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"en-US,en;q=0.5",
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"en-GB,en;q=0.5",
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"de-DE,de;q=0.5",
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"fr-FR,fr;q=0.5"])
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accept_encoding = "gzip, deflate, br"
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referer = random.choice(
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["https://www.baidu.com",
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"https://www.google.com",
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"https://www.bing.com"])
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headers = {
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"User-Agent": user_agent,
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"Accept": accept,
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"Accept-Language": accept_language,
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"Accept-Encoding": accept_encoding,
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"Referer": referer,
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}
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return headers
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@app.route('/proxy', methods=['POST'])
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def proxy():
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"""
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代理接口，转发请求到指定的 URL。
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接受 JSON 格式的请求体，其中应包含 URL、HTTP 方法和其他可选参数。
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返回格式化的响应，包含状态码、消息释义和数据。
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"""
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req_data = request.json
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# 确保提供了 url 和 method
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if 'url' not in req_data or 'method' not in req_data:
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return jsonify({'status': 'error', 'msg': 'URL or Method not provided', 'data': {}}), 400
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url = req_data['url']
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method = req_data['method'].lower()
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# 支持的请求方法
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supported_methods = {'get', 'post', 'put', 'delete', 'patch'}
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if method not in supported_methods:
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return jsonify({'status': 'error', 'msg': 'Unsupported method', 'data': {}}), 400
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# 提取请求参数
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params = req_data.get('params', {})
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data = req_data.get('data', {})
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json_data = req_data.get('json', {})
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headers = req_data.get('headers', generate_random_headers())
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cookies = req_data.get('cookies', {})
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timeout = req_data.get('timeout', 10)
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try:
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# 使用 requests 发送请求
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response = requests.request(method, url, params=params, data=data, json=json_data,
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headers=headers, cookies=cookies, timeout=timeout)
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# 尝试解析 JSON，如果不是 JSON 则保持原样
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try:
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response_json = response.json()
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except ValueError:
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response_json = {}
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# 构建响应数据
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response_data = {
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'url': response.url,
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'headers': dict(response.headers),
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'status_code': response.status_code,
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'text': response.text,
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'json': response_json,
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'cookies': requests.utils.dict_from_cookiejar(response.cookies)
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}
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return jsonify({
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'status': 'success',
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'msg': 'Request successful',
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'data': response_data
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}), response.status_code
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except requests.RequestException as e:
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# 请求过程中出现异常
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return jsonify({
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'status': 'error',
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'msg': str(e),
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'data': {}
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}), 500
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if __name__ == '__main__':
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app.run(host='0.0.0.0', port=5000)
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