def _get_sanitized_and_translated_piggybacked_hostname(self, orig_piggyback_header):
# type: (bytes) -> Optional[HostName]
piggybacked_hostname = str(orig_piggyback_header[4:-4])
if not piggybacked_hostname:
return None
piggybacked_hostname = config.translate_piggyback_host(self._hostname, piggybacked_hostname)
if piggybacked_hostname == self._hostname or not piggybacked_hostname:
return None # unpiggybacked "normal" host
# Protect Check_MK against unallowed host names. Normally source scripts
# like agent plugins should care about cleaning their provided host names
# up, but we need to be sure here to prevent bugs in Check_MK code.
# a) Replace spaces by underscores
return piggybacked_hostname.replace(" ", "_")
def _get_sanitized_and_translated_piggybacked_hostname(
orig_piggyback_header: bytes,
hostname: HostName,
) -> Optional[HostName]:
piggybacked_hostname = ensure_str(orig_piggyback_header[4:-4])
if not piggybacked_hostname:
return None
piggybacked_hostname = config.translate_piggyback_host(hostname, piggybacked_hostname)
if piggybacked_hostname == hostname or not piggybacked_hostname:
return None # unpiggybacked "normal" host
# Protect Checkmk against unallowed host names. Normally source scripts
# like agent plugins should care about cleaning their provided host names
# up, but we need to be sure here to prevent bugs in Checkmk code.
return regex("[^%s]" % REGEX_HOST_NAME_CHARS).sub("_", piggybacked_hostname)
