35 lines
1.1 KiB
Python
35 lines
1.1 KiB
Python
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import features
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import json
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from contextlib import contextmanager
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from data import model
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from app import image_replication_queue
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DEFAULT_BATCH_SIZE = 1000
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@contextmanager
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def queue_replication_batch(namespace, batch_size=DEFAULT_BATCH_SIZE):
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"""
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Context manager implementation which returns a target callable that takes the storage
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to queue for replication. When the the context block exits the items generated by
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the callable will be bulk inserted into the queue with the specified batch size.
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"""
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namespace_user = model.user.get_namespace_user(namespace)
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with image_replication_queue.batch_insert(batch_size) as queue_put:
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def queue_storage_replication_batch(storage):
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if features.STORAGE_REPLICATION:
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queue_put([storage.uuid], json.dumps({
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'namespace_user_id': namespace_user.id,
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'storage_id': storage.uuid,
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}))
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yield queue_storage_replication_batch
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def queue_storage_replication(namespace, storage):
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""" Queues replication for the given image storage under the given namespace (if enabled). """
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with queue_replication_batch(namespace, 1) as batch_spawn:
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batch_spawn(storage)
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