74 lines
2.5 KiB
Python
74 lines
2.5 KiB
Python
import logging
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import logging.config
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import features
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import time
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from peewee import fn
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from app import app, secscan_api
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from workers.worker import Worker
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from data.database import Image, UseThenDisconnect
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from data.model.image import get_image_with_storage_and_parent_base
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from util.secscan.api import SecurityConfigValidator
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from util.secscan.analyzer import LayerAnalyzer
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from util.migrate.allocator import yield_random_entries
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from endpoints.v2 import v2_bp
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BATCH_SIZE = 50
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INDEXING_INTERVAL = 30
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logger = logging.getLogger(__name__)
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class SecurityWorker(Worker):
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def __init__(self):
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super(SecurityWorker, self).__init__()
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validator = SecurityConfigValidator(app.config)
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if validator.valid():
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self._target_version = app.config.get('SECURITY_SCANNER_ENGINE_VERSION_TARGET', 2)
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self._analyzer = LayerAnalyzer(app.config, secscan_api)
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# Get the ID of the first image we want to analyze.
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self._min_id = (Image
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.select(fn.Min(Image.id))
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.where(Image.security_indexed_engine < self._target_version)
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.scalar())
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self.add_operation(self._index_images, INDEXING_INTERVAL)
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else:
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logger.warning('Failed to validate security scan configuration')
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def _index_images(self):
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def batch_query():
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base_query = get_image_with_storage_and_parent_base()
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return base_query.where(Image.security_indexed_engine < self._target_version)
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# Get the ID of the last image we can analyze. Will be None if there are no images in the
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# database.
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max_id = Image.select(fn.Max(Image.id)).scalar()
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if max_id is None:
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return
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with UseThenDisconnect(app.config):
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for candidate, abt in yield_random_entries(batch_query, Image.id, BATCH_SIZE, max_id,
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self._min_id):
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_, continue_batch = self._analyzer.analyze_recursively(candidate)
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if not continue_batch:
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logger.info('Another worker pre-empted us for layer: %s', candidate.id)
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abt.set()
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# If we reach this point, we analyzed every images up to max_id, next time the worker runs,
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# we want to start from the next image.
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self._min_id = max_id + 1
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if __name__ == '__main__':
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app.register_blueprint(v2_bp, url_prefix='/v2')
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if not features.SECURITY_SCANNER:
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logger.debug('Security scanner disabled; skipping SecurityWorker')
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while True:
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time.sleep(100000)
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logging.config.fileConfig('conf/logging_debug.conf', disable_existing_loggers=False)
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worker = SecurityWorker()
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worker.start()
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