Python HTTP Server to Print All Request Details

print_http_requests.py

from http.server import HTTPServer, BaseHTTPRequestHandler
import json
from urllib.parse import parse_qs, urlparse

class RequestHandler(BaseHTTPRequestHandler):
    def _handle_request(self):
        # Print request line
        print(f"\n{'=' * 50}")
        print(f"Request received: {self.command} {self.path}")
        
        # Parse URL and query parameters
        parsed_url = urlparse(self.path)
        path = parsed_url.path
        query_params = parse_qs(parsed_url.query)
        
        # Print path
        print(f"\nPATH: {path}")
        
        # Print query parameters
        if query_params:
            print("\nQUERY PARAMETERS:")
            for param, values in query_params.items():
                for value in values:
                    print(f"  {param}: {value}")
        
        # Print headers
        print("\nHEADERS:")
        for header in self.headers:
            print(f"  {header}: {self.headers[header]}")
        
        # Print cookies
        if 'Cookie' in self.headers:
            print("\nCOOKIES:")
            cookies = self.headers['Cookie'].split('; ')
            for cookie in cookies:
                if '=' in cookie:
                    name, value = cookie.split('=', 1)
                    print(f"  {name}: {value}")
        
        # Get and print body data
        content_length = int(self.headers.get('Content-Length', 0))
        if content_length > 0:
            body = self.rfile.read(content_length)
            print("\nRAW BODY DATA:")
            try:
                body_str = body.decode('utf-8')
                print(body_str)
                
                # Try to parse as JSON
                try:
                    json_data = json.loads(body_str)
                    print("\nJSON DATA:")
                    print(json.dumps(json_data, indent=2))
                except json.JSONDecodeError:
                    # Try to parse as form data
                    if self.headers.get('Content-Type') == 'application/x-www-form-urlencoded':
                        form_data = parse_qs(body_str)
                        print("\nFORM DATA:")
                        for key, values in form_data.items():
                            for value in values:
                                print(f"  {key}: {value}")
            except UnicodeDecodeError:
                print("  [Binary data]")
        
        print(f"{'=' * 50}\n")
        
        # Send response
        self.send_response(200)
        self.send_header('Content-type', 'text/plain')
        self.end_headers()
        self.wfile.write(b"Request details printed to console")
    
    # Handle all HTTP methods
    def do_GET(self):
        self._handle_request()
    
    def do_POST(self):
        self._handle_request()
    
    def do_PUT(self):
        self._handle_request()
    
    def do_DELETE(self):
        self._handle_request()
    
    def do_PATCH(self):
        self._handle_request()
    
    def do_OPTIONS(self):
        self._handle_request()
    
    def do_HEAD(self):
        self._handle_request()

if __name__ == '__main__':
    server_address = ('', 8000)
    httpd = HTTPServer(server_address, RequestHandler)
    print("HTTP server running on http://localhost:8000")
    httpd.serve_forever()