Function _ip_lookup

src/python-common/ceph/deployment/utils.py:82–88

(addr: str, port: Optional[int])

        return True, 'Name:Port' if port else 'Name'

    def _ip_lookup(addr: str, port: Optional[int]) -> Tuple[bool, str]:
        unwrapped = unwrap_ipv6(addr)
        try:
            ip_addr = ipaddress.ip_address(unwrapped)
        except ValueError:
            return False, 'Invalid IP v4 or v6 address format'
        return True, f'IPv{ip_addr.version}:Port' if port else f'IPv{ip_addr.version}'

    dots = addr.count('.')
    colons = addr.count(':')