53 lines
1.9 KiB
Python
53 lines
1.9 KiB
Python
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import logging
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import logging.config
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from datetime import timedelta
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from app import app, storage
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from data.database import UseThenDisconnect
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from workers.blobuploadcleanupworker.models_pre_oci import pre_oci_model as model
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from workers.worker import Worker
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from util.log import logfile_path
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logger = logging.getLogger(__name__)
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DELETION_DATE_THRESHOLD = timedelta(days=2)
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BLOBUPLOAD_CLEANUP_FREQUENCY = app.config.get('BLOBUPLOAD_CLEANUP_FREQUENCY', 60 * 60)
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class BlobUploadCleanupWorker(Worker):
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def __init__(self):
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super(BlobUploadCleanupWorker, self).__init__()
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self.add_operation(self._cleanup_uploads, BLOBUPLOAD_CLEANUP_FREQUENCY)
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def _cleanup_uploads(self):
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""" Performs garbage collection on the blobupload table. """
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while True:
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# Find all blob uploads older than the threshold (typically a week) and delete them.
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with UseThenDisconnect(app.config):
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stale_upload = model.get_stale_blob_upload(DELETION_DATE_THRESHOLD)
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if stale_upload is None:
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logger.debug('No additional stale blob uploads found')
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return
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# Remove the stale upload from storage.
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logger.debug('Removing stale blob upload %s', stale_upload.uuid)
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try:
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storage.cancel_chunked_upload([stale_upload.location_name], stale_upload.uuid,
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stale_upload.storage_metadata)
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except Exception as ex:
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logger.debug('Got error when trying to cancel chunked upload %s: %s', stale_upload.uuid,
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ex.message)
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# Delete the stale upload's row.
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with UseThenDisconnect(app.config):
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model.delete_blob_upload(stale_upload)
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logger.debug('Removed stale blob upload %s', stale_upload.uuid)
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if __name__ == "__main__":
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logging.config.fileConfig(logfile_path(debug=False), disable_existing_loggers=False)
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worker = BlobUploadCleanupWorker()
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worker.start()
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