#!/usr/bin/env python3
import json
import socket
import sys
import os
from datetime import datetime

GRAYLOG_HOST = os.environ.get("GRAYLOG_HOST", "graylog.local")
GRAYLOG_PORT = int(os.environ.get("GRAYLOG_PORT", 12201))
LOG_FILE = sys.argv[1]

def send_to_graylog(message: dict):
    sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
    sock.sendto(json.dumps(message).encode("utf-8"), (GRAYLOG_HOST, GRAYLOG_PORT))

def parse_log(file_path: str):
    with open(file_path, encoding='utf-8') as f:
        blocks = f.read().split('\n--------------------------------------------------\n')
        for block in blocks:
            lines = block.strip().splitlines()
            if not lines:
                continue
            msg = {
                "version": "1.1",
                "host": os.uname().nodename,
                "short_message": lines[0] if lines else "log entry",
                "timestamp": datetime.utcnow().timestamp(),
                "_details": '\n'.join(lines)
            }
            send_to_graylog(msg)

if __name__ == "__main__":
    parse_log(LOG_FILE)