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Mini Shell
Mini Shell
"""
This program is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License,
or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
Copyright © 2019 Cloud Linux Software Inc.
This software is also available under ImunifyAV commercial license,
see <https://www.imunify360.com/legal/eula>
"""
from defence360agent.contracts.hook_events import HookEvent
from defence360agent.contracts.messages import MessageType
from defence360agent.contracts.plugins import (
MessageSink,
MessageSource,
expect,
)
from defence360agent.hooks.execute import execute_hooks
from defence360agent.malwarelib.config import MalwareHitStatus
from defence360agent.malwarelib.model import MalwareHit
EVENTS = (
HookEvent.AgentStarted,
HookEvent.AgentMisconfig,
HookEvent.LicenseExpired,
HookEvent.LicenseExpiring,
HookEvent.LicenseRenewed,
HookEvent.MalwareScanningStarted,
HookEvent.MalwareScanningFinished,
HookEvent.MalwareCleanupStarted,
HookEvent.MalwareCleanupFinished,
HookEvent.MalwareDetectedCritical,
)
async def detected_hook(
sink, scan_id, scan_type, started, path, total, error=None
):
total_malicious, hits = MalwareHit.malicious_list(
by_scan_id=scan_id, ignore_cleaned=True
)
if hits:
malware_detected = HookEvent.MalwareDetectedCritical(
scan_id=scan_id,
scan_type=scan_type,
error=error,
started=started,
path=path,
total_files=total,
total_malicious=total_malicious,
DUMP=hits,
)
await sink.process_message(malware_detected)
class EventHookExecutor(MessageSink, MessageSource):
PROCESSING_ORDER = MessageSink.ProcessingOrder.EVENT_HOOK
async def create_sink(self, loop):
self._loop = loop
async def create_source(self, loop, sink):
self._loop = loop
self._sink = sink
@expect(*EVENTS)
async def receive_event(self, event):
self._loop.create_task(execute_hooks(event))
@expect(MessageType.MalwareCleanup)
async def process_malware_cleanup(self, message):
error = message['error']
status = 'failed' if error else 'ok'
hits = message['hits']
cleaned = [h for h in hits if h.status in MalwareHitStatus.RESTORABLE]
dump = [hit.as_dict() for hit in hits]
malware_cleanup = HookEvent.MalwareCleanupFinished(
cleanup_id=message['cleanup_id'],
started=message['started'],
error=error,
total_files=len(hits),
total_cleaned=len(cleaned),
status=status,
DUMP=dump,
)
await self._sink.process_message(malware_cleanup)
@expect(MessageType.MalwareScan)
async def process_malware_scan(self, message):
summary = message['summary']
# Message without summary means that detached scan is finished
# and summary will arrive along with results in another message - this
# is when the hooks should be called.
if not summary.get('path'):
return
await detected_hook(
self._sink,
summary['scanid'],
summary["type"],
summary['started'],
summary['path'],
summary['total_files'],
summary['error'],
)
Zerion Mini Shell 1.0