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path: root/src/openwrt_log_analyzer.py
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#!/usr/bin/env python3
import home.telegram as telegram

from home.telegram.config import TelegramChatsConfig
from home.util import validate_mac_address
from typing import Optional
from home.config import config, AppConfigUnit
from home.database import BotsDatabase, SimpleState


class OpenwrtLogAnalyzerConfig(AppConfigUnit):
    @classmethod
    def schema(cls) -> Optional[dict]:
        return {
            'database_name': {'type': 'string', 'required': True},
            'devices': {
                'type': 'dict',
                'keysrules': {'type': 'string'},
                'valuesrules': {
                    'type': 'string',
                    'check_with': validate_mac_address
                }
            },
            'limit': {'type': 'integer'},
            'telegram_chat': {'type': 'string'},
            'aps': {
                'type': 'list',
                'schema': {'type': 'integer'}
            }
        }

    @staticmethod
    def custom_validator(data):
        chats = TelegramChatsConfig()
        if data['telegram_chat'] not in chats:
            return ValueError(f'unknown telegram chat {data["telegram_chat"]}')


def main(mac: str,
         title: str,
         ap: int) -> int:
    db = BotsDatabase()

    data = db.get_openwrt_logs(filter_text=mac,
                               min_id=state['last_id'],
                               access_point=ap,
                               limit=config['openwrt_log_analyzer']['limit'])
    if not data:
        return 0

    max_id = 0
    for log in data:
        if log.id > max_id:
            max_id = log.id

    text = '\n'.join(map(lambda s: str(s), data))
    telegram.send_message(f'<b>{title} (AP #{ap})</b>\n\n' + text, config.app_config['telegram_chat'])

    return max_id


if __name__ == '__main__':
    config.load_app(OpenwrtLogAnalyzerConfig)
    for ap in config.app_config['aps']:
        dbname = config.app_config['database_name']
        dbname = dbname.replace('.txt', f'-{ap}.txt')

        state = SimpleState(name=dbname,
                            default={'last_id': 0})

        max_last_id = 0
        for name, mac in config['devices'].items():
            last_id = main(mac, title=name, ap=ap)
            if last_id > max_last_id:
                max_last_id = last_id

        if max_last_id:
            state['last_id'] = max_last_id