def handle_xml(self, xml: Element) -> bytes:
""" Handles <start_scan> command.
Return:
Response string for <start_scan> command.
"""
target_str = xml.get('target')
ports_str = xml.get('ports')
# For backward compatibility, if target and ports attributes are set,
# <targets> element is ignored.
if target_str is None or ports_str is None:
target_element = xml.find('targets/target')
if target_element is None:
raise OspdCommandError('No targets or ports', 'start_scan')
else:
scan_target = OspRequest.process_target_element(target_element)
else:
scan_target = {
'hosts': target_str,
'ports': ports_str,
'credentials': {},
'exclude_hosts': '',
'finished_hosts': '',
'options': {},
}
logger.warning(
"Legacy start scan command format is beeing used, which "
"is deprecated since 20.04. Please read the documentation "
"for start scan command.")
scan_id = xml.get('scan_id')
if scan_id is not None and scan_id != '' and not valid_uuid(scan_id):
raise OspdCommandError('Invalid scan_id UUID', 'start_scan')
if xml.get('parallel'):
logger.warning(
"parallel attribute of start_scan will be ignored, sice "
"parallel scan is not supported by OSPd.")
scanner_params = xml.find('scanner_params')
if scanner_params is None:
raise OspdCommandError('No scanner_params element', 'start_scan')
params = self._daemon.preprocess_scan_params(scanner_params)
# VTS is an optional element. If present should not be empty.
vt_selection = {} # type: Dict
scanner_vts = xml.find('vt_selection')
if scanner_vts is not None:
if len(scanner_vts) == 0:
raise OspdCommandError('VTs list is empty', 'start_scan')
else:
vt_selection = OspRequest.process_vts_params(scanner_vts)
# Dry run case.
if 'dry_run' in params and int(params['dry_run']):
scan_func = self._daemon.dry_run_scan
scan_params = None
else:
scan_func = self._daemon.start_scan
scan_params = self._daemon.process_scan_params(params)
scan_id_aux = scan_id
scan_id = self._daemon.create_scan(scan_id, scan_target, scan_params,
vt_selection)
if not scan_id:
id_ = Element('id')
id_.text = scan_id_aux
return simple_response_str('start_scan', 100, 'Continue', id_)
scan_process = create_process(func=scan_func,
args=(scan_id, scan_target))
self._daemon.scan_processes[scan_id] = scan_process
scan_process.start()
id_ = Element('id')
id_.text = scan_id
return simple_response_str('start_scan', 200, 'OK', id_)
def handle_xml(self, xml: Element) -> bytes:
"""Handles <start_scan> command.
Return:
Response string for <start_scan> command.
"""
current_queued_scans = self._daemon.get_count_queued_scans()
if (
self._daemon.max_queued_scans
and current_queued_scans >= self._daemon.max_queued_scans
):
logger.info(
'Maximum number of queued scans set to %d reached.',
self._daemon.max_queued_scans,
)
raise OspdCommandError(
'Maximum number of queued scans set to %d reached.'
% self._daemon.max_queued_scans,
'start_scan',
)
target_str = xml.get('target')
ports_str = xml.get('ports')
# For backward compatibility, if target and ports attributes are set,
# <targets> element is ignored.
if target_str is None or ports_str is None:
target_element = xml.find('targets/target')
if target_element is None:
raise OspdCommandError('No targets or ports', 'start_scan')
else:
scan_target = OspRequest.process_target_element(target_element)
else:
scan_target = {
'hosts': target_str,
'ports': ports_str,
'credentials': {},
'exclude_hosts': '',
'finished_hosts': '',
'options': {},
}
logger.warning(
"Legacy start scan command format is being used, which "
"is deprecated since 20.08. Please read the documentation "
"for start scan command."
)
scan_id = xml.get('scan_id')
if scan_id is not None and scan_id != '' and not valid_uuid(scan_id):
raise OspdCommandError('Invalid scan_id UUID', 'start_scan')
if xml.get('parallel'):
logger.warning(
"parallel attribute of start_scan will be ignored, sice "
"parallel scan is not supported by OSPd."
)
scanner_params = xml.find('scanner_params')
if scanner_params is None:
raise OspdCommandError('No scanner_params element', 'start_scan')
# params are the parameters we got from the <scanner_params> XML.
params = self._daemon.preprocess_scan_params(scanner_params)
# VTS is an optional element. If present should not be empty.
vt_selection = {} # type: Dict
scanner_vts = xml.find('vt_selection')
if scanner_vts is not None:
if len(scanner_vts) == 0:
raise OspdCommandError('VTs list is empty', 'start_scan')
else:
vt_selection = OspRequest.process_vts_params(scanner_vts)
scan_params = self._daemon.process_scan_params(params)
scan_id_aux = scan_id
scan_id = self._daemon.create_scan(
scan_id, scan_target, scan_params, vt_selection
)
if not scan_id:
id_ = Element('id')
id_.text = scan_id_aux
return simple_response_str('start_scan', 100, 'Continue', id_)
logger.info(
'Scan %s added to the queue in position %d.',
scan_id,
current_queued_scans + 1,
)
id_ = Element('id')
id_.text = scan_id
return simple_response_str('start_scan', 200, 'OK', id_)
def process_vts_params(scanner_vts) -> Dict:
return OspRequest.process_vts_params(scanner_vts)
