37 lines
1.3 KiB
Python
37 lines
1.3 KiB
Python
import logging.config
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from app import app, prometheus
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from data.database import UseThenDisconnect
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from workers.securityworker.models_pre_oci import pre_oci_model as model
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from util.secscan.api import APIRequestFailure
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from util.secscan.analyzer import PreemptedException
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logger = logging.getLogger(__name__)
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unscanned_images_gauge = prometheus.create_gauge('unscanned_images',
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'Number of images that clair needs to scan.')
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def index_images(target_version, analyzer, token=None):
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""" Performs security indexing of all images in the database not scanned at the target version.
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If a token is provided, scanning will begin where the token indicates it previously completed.
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"""
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iterator, next_token = model.candidates_to_scan(target_version, start_token=token)
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if iterator is None:
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logger.debug('Found no additional images to scan')
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return None
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with UseThenDisconnect(app.config):
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for candidate, abt, num_remaining in iterator:
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try:
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analyzer.analyze_recursively(candidate)
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except PreemptedException:
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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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except APIRequestFailure:
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logger.exception('Security scanner service unavailable')
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return
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unscanned_images_gauge.Set(num_remaining)
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return next_token
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