import re


class SysteminfoLog:
    def __init__(self, logfile_str):
        self.log = logfile_str

    @property
    def ip_address(self):
        res = re.search(
            r"(LAN\-Verbindung|Ethernet)[^[]*\[01\]:\s([\d\.]+)",
            self.log["Errors"][0],
            re.MULTILINE,
        )
        if res:
            return res[2]
        return "0.0.0.0"