def mimetype_filter_scan_request(scan_request_dict):
try:
with session_transaction() as session:
available_probelist = probe_ctrl.get_list(session)
scan_request = IrmaScanRequest(scan_request_dict)
for filehash in scan_request.filehashes():
filtered_probelist = []
mimetype = scan_request.get_mimetype(filehash)
mimetype_probelist = probe_ctrl.mimetype_probelist(mimetype,
session)
probe_list = scan_request.get_probelist(filehash)
log.debug("filehash: %s probe_list: %s",
filehash, "-".join(probe_list))
# first check probe_list for unknown probe
for probe in probe_list:
# check if probe exists
if probe not in available_probelist:
log.warning("probe %s not available", probe)
if probe in mimetype_probelist:
# probe is asked and supported by mimetype
log.debug("filehash %s probe %s asked" +
" and supported for %s append to request",
filehash, probe, mimetype)
filtered_probelist.append(probe)
# update probe list in scan request
scan_request.set_probelist(filehash, filtered_probelist)
return IrmaTaskReturn.success(scan_request.to_dict())
except Exception as e:
log.exception(e)
return IrmaTaskReturn.error("Brain error")
def scan_cancel(frontend_scanid):
try:
log.info("scanid %s", frontend_scanid)
rmqvhost = config.get_frontend_rmqvhost()
user_id = user_ctrl.get_userid(rmqvhost)
scan_id = scan_ctrl.get_scan_id(frontend_scanid, user_id)
(status, progress_details) = scan_ctrl.progress(scan_id)
scan_ctrl.cancelling(scan_id)
pending_jobs = scan_ctrl.get_pending_jobs(scan_id)
cancel_details = None
if len(pending_jobs) != 0:
celery_probe.job_cancel(pending_jobs)
cancel_details = {}
cancel_details['total'] = progress_details['total']
cancel_details['finished'] = progress_details['finished']
cancel_details['cancelled'] = len(pending_jobs)
scan_ctrl.cancelled(scan_id)
scan_flush(frontend_scanid)
res = {}
res['status'] = status
res['cancel_details'] = cancel_details
return IrmaTaskReturn.success(res)
except:
log.info("exception", exc_info=True)
return IrmaTaskReturn.error("cancel error on brain")
def mimetype_filter_scan_request(scan_request_dict):
try:
with session_transaction() as session:
available_probelist = probe_ctrl.get_list(session)
scan_request = IrmaScanRequest(scan_request_dict)
for filehash in scan_request.filehashes():
filtered_probelist = []
mimetype = scan_request.get_mimetype(filehash)
mimetype_probelist = probe_ctrl.mimetype_probelist(mimetype,
session)
probe_list = scan_request.get_probelist(filehash)
log.debug("filehash: %s probe_list: %s",
filehash, "-".join(probe_list))
# first check probe_list for unknown probe
for probe in probe_list:
# check if probe exists
if probe not in available_probelist:
msg = "Unknown probe {0}".format(probe)
log.error(msg)
return IrmaTaskReturn.error(msg)
if probe in mimetype_probelist:
# probe is asked but not supported by mimetype
log.debug("filehash %s probe %s asked but" +
" not supported for %s",
filehash, probe, mimetype)
filtered_probelist.append(probe)
# update probe list in scan request
scan_request.set_probelist(filehash, filtered_probelist)
return IrmaTaskReturn.success(scan_request.to_dict())
except Exception as e:
log.exception(e)
raise
def probe_list():
try:
with session_transaction() as session:
probe_list = probe_ctrl.get_list(session)
return IrmaTaskReturn.success(probe_list)
except Exception as e:
log.exception(e)
return IrmaTaskReturn.error("Error getting probelist")
def probe_list():
try:
with session_transaction() as session:
probe_list = probe_ctrl.get_list(session)
return IrmaTaskReturn.success(probe_list)
except Exception as e:
log.exception(e)
return IrmaTaskReturn.error("Error getting probelist")
def scan_cancel(frontend_scan_id):
try:
with session_transaction() as session:
user = User.get_by_rmqvhost(session)
scan = Scan.get_scan(frontend_scan_id, user.id, session)
res = scan_ctrl.cancel(scan, session)
return IrmaTaskReturn.success(res)
except Exception as e:
log.exception(e)
return IrmaTaskReturn.error("cancel error on brain")
def probe_list():
try:
probe_list = celery_probe.get_probelist()
if len(probe_list) > 0:
return IrmaTaskReturn.success(probe_list)
else:
return IrmaTaskReturn.error("no probe available")
except:
log.info("exception", exc_info=True)
raise
def scan_cancel(frontend_scan_id):
try:
with session_transaction() as session:
user = User.get_by_rmqvhost(session)
scan = Scan.get_scan(frontend_scan_id, user.id, session)
res = scan_ctrl.cancel(scan, session)
return IrmaTaskReturn.success(res)
except Exception as e:
log.exception(e)
return IrmaTaskReturn.error("cancel error on brain")
def scan_progress(frontend_scanid):
try:
log.info("scanid %s", frontend_scanid)
rmqvhost = config.get_frontend_rmqvhost()
user_id = user_ctrl.get_userid(rmqvhost)
scan_id = scan_ctrl.get_scan_id(frontend_scanid, user_id)
(status, progress_details) = scan_ctrl.progress(scan_id)
res = {}
res['status'] = status
res['progress_details'] = progress_details
return IrmaTaskReturn.success(res)
except:
log.info("exception", exc_info=True)
return IrmaTaskReturn.error("progress error on brain")
def scan(frontend_scanid, scan_request):
try:
log.info("%s", frontend_scanid)
# TODO user should be identified by RMQ vhost
# read vhost from config as workaround
rmqvhost = config.get_frontend_rmqvhost()
user_id = user_ctrl.get_userid(rmqvhost)
ftpuser = user_ctrl.get_ftpuser(user_id)
# create an initial entry to track future errors
# tell frontend that frontend_scanid is now known to brain
# progress available
scan_id = scan_ctrl.new(frontend_scanid, user_id, len(scan_request))
# send a scan launched event to frontend
(remaining, quota) = user_ctrl.get_quota(user_id)
if remaining is not None:
log.info("%s quota remaining {0}/{1}",
frontend_scanid,
remaining,
quota)
else:
log.info("%s unlimited quota",
frontend_scanid)
if remaining <= 0:
scan_ctrl.error(scan_id, IrmaScanStatus.error)
available_probelist = celery_probe.get_probelist()
for (filename, probe_list) in scan_request.items():
if probe_list is None:
scan_ctrl.error(scan_id, IrmaScanStatus.error_probe_missing)
log.info("%s Empty probe list", frontend_scanid)
return IrmaTaskReturn.error("empty probe list on brain")
# first check probe_list
for p in probe_list:
# check if probe exists
if p not in available_probelist:
scan_ctrl.error(scan_id,
IrmaScanStatus.error_probe_missing)
msg = "Unknown probe {0}".format(p)
log.info("%s Unknown probe %s",
frontend_scanid,
p)
return IrmaTaskReturn.error(msg)
# Now, create one subtask per file to
# scan per probe according to quota
for probe in probe_list:
if remaining is not None:
if remaining <= 0:
break
else:
remaining -= 1
task_id = UUID.generate()
job_id = job_ctrl.new(scan_id, filename, probe, task_id)
celery_probe.job_launch(ftpuser,
frontend_scanid,
filename,
probe,
job_id,
task_id)
scan_ctrl.launched(scan_id)
celery_frontend.scan_launched(frontend_scanid)
log.info(
"%s %d files receives / %d active probe /" +
" %d probe used / %d jobs launched",
frontend_scanid,
len(scan_request),
len(available_probelist),
len(probe_list),
scan_ctrl.get_nbjobs(scan_id))
except:
log.info("exception", exc_info=True)
raise
