Created
December 12, 2019 16:04
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Wireguard HealthCheck
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| #!/usr/bin/env python3 | |
| """Wireguard HealthCheck""" | |
| from http.server import BaseHTTPRequestHandler, HTTPServer | |
| class WebServer(BaseHTTPRequestHandler): | |
| """HTTP Server.""" | |
| server_version = 'meow!' | |
| sys_version = 'You shall not pass!' | |
| def _set_headers(self): | |
| """Set HTTP headers.""" | |
| self.send_header('Content-type', 'text/html') | |
| self.end_headers() | |
| def _content(self): | |
| """Set content.""" | |
| self.send_response(return_status_code('wg0')) | |
| self._set_headers() | |
| content = ''' | |
| <html><head><title>Wireguard Health Check</title></head> | |
| <body> | |
| <pre> | |
| meow! | |
| </pre> | |
| </body></html> | |
| ''' | |
| return bytes(content, 'UTF-8') | |
| def do_GET(self): | |
| """GET method.""" | |
| self.wfile.write(self._content()) | |
| def do_HEAD(self): | |
| """HEAD method.""" | |
| self.send_response(return_status_code('wg0')) | |
| self._set_headers() | |
| def is_link_up(interface): | |
| """Define if network link is up.""" | |
| try: | |
| open(f'/sys/class/net/{interface}/carrier').read().strip() | |
| except (FileNotFoundError, OSError): | |
| return False | |
| return True | |
| def return_status_code(interface): | |
| """Create status code based on wireguard network interface status.""" | |
| if not is_link_up(interface): | |
| return 503 | |
| return 200 | |
| if __name__ == '__main__': | |
| with HTTPServer(('0.0.0.0', 8080), WebServer) as httpd: | |
| httpd.serve_forever() |
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