#!/usr/bin/python3

from http import server
import json
import socket
import socketserver
from systemd import journal


class Handler(server.BaseHTTPRequestHandler):
    address_family = socket.AF_INET6

    def log_request(self, code, size=None):
        pass

    def do_GET(self):
        self.send_response(200)
        self.end_headers()
        self.wfile.write(b"OK")

    def do_POST(self):
        length = int(self.headers['Content-Length'])
        post_data = json.loads(self.rfile.read(length).decode('utf-8'))
        self.forward_event(post_data)
        self.do_GET()

    def forward_event(self, event):
        level = str(getattr(journal, "LOG_" + event.get("level", "DEBUG"), journal.LOG_DEBUG))
        journal.send(
            event['description'],
            PRIORITY=level,
            CURTIN_EVENT_TYPE=event["event_type"],
            CURTIN_NAME=event["name"],
            SYSLOG_IDENTIFIER="curtin_event",
            )


class HTTPServerV6(socketserver.TCPServer):
    address_family = socket.AF_INET6


def main():
    """Return URL to pass to curtin."""
    httpd = HTTPServerV6(("::", 0), Handler)
    port = httpd.server_address[1]
    print("http://[::1]:{}/".format(port), flush=True)
    httpd.serve_forever()


if __name__ == '__main__':
    main()