mirror of
https://github.com/sudoxnym/dashd.git
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72 lines
2.6 KiB
Python
72 lines
2.6 KiB
Python
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#!/usr/bin/env python3
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"""
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browser proxy for dashd - strips X-Frame-Options to allow embedding any page
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runs on port 8088
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usage: /proxy?url=https://example.com
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"""
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from http.server import HTTPServer, BaseHTTPRequestHandler
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from urllib.parse import urlparse, parse_qs
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import urllib.request
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import urllib.error
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import ssl
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import re
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class ProxyHandler(BaseHTTPRequestHandler):
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def do_GET(self):
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if not self.path.startswith('/proxy'):
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self.send_error(404, 'use /proxy?url=...')
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return
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parsed = urlparse(self.path)
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params = parse_qs(parsed.query)
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if 'url' not in params:
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self.send_error(400, 'missing url parameter')
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return
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target_url = params['url'][0]
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try:
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ctx = ssl.create_default_context()
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ctx.check_hostname = False
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ctx.verify_mode = ssl.CERT_NONE
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req = urllib.request.Request(target_url, headers={
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'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36'
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})
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with urllib.request.urlopen(req, context=ctx, timeout=10) as response:
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content_type = response.headers.get('Content-Type', 'text/html')
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body = response.read()
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if 'text/html' in content_type:
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body_str = body.decode('utf-8', errors='replace')
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base_tag = '<base href="' + target_url + '">'
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if '<head>' in body_str.lower():
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body_str = re.sub(r'(<head[^>]*>)', r'\1' + base_tag, body_str, count=1, flags=re.IGNORECASE)
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elif '<html>' in body_str.lower():
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body_str = re.sub(r'(<html[^>]*>)', r'\1<head>' + base_tag + '</head>', body_str, count=1, flags=re.IGNORECASE)
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body = body_str.encode('utf-8')
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self.send_response(200)
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self.send_header('Content-Type', content_type)
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self.send_header('Access-Control-Allow-Origin', '*')
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self.send_header('Content-Length', len(body))
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self.end_headers()
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self.wfile.write(body)
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except urllib.error.HTTPError as e:
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self.send_error(e.code, str(e.reason))
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except Exception as e:
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self.send_error(500, str(e))
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def log_message(self, format, *args):
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pass
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if __name__ == '__main__':
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port = 8088
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server = HTTPServer(('0.0.0.0', port), ProxyHandler)
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print(f'browser proxy running on port {port}')
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server.serve_forever()
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