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Replace DeferredCache with LruCache where possible (#8563)

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Most of these uses don't need a full-blown DeferredCache; LruCache is lighter and more appropriate.
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Richard van der Hoff 2020-10-19 12:20:29 +01:00 • committed by GitHub
parent 79c1f973ce
commit 97647b33c2
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8 changed files with 30 additions and 27 deletions
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synapse/storage/databases/main/devices.py
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@ -34,8 +34,8 @@ from synapse.storage.database import (
)
from synapse.types import Collection, JsonDict, get_verify_key_from_cross_signing_key
from synapse.util import json_decoder, json_encoder
from synapse.util.caches.deferred_cache import DeferredCache
from synapse.util.caches.descriptors import cached, cachedList
from synapse.util.caches.lrucache import LruCache
from synapse.util.iterutils import batch_iter
from synapse.util.stringutils import shortstr
@ -1005,8 +1005,8 @@ class DeviceStore(DeviceWorkerStore, DeviceBackgroundUpdateStore):
# Map of (user_id, device_id) -> bool. If there is an entry that implies
# the device exists.
self.device_id_exists_cache = DeferredCache(
name="device_id_exists", keylen=2, max_entries=10000
self.device_id_exists_cache = LruCache(
cache_name="device_id_exists", keylen=2, max_size=10000
)
async def store_device(
@ -1052,7 +1052,7 @@ class DeviceStore(DeviceWorkerStore, DeviceBackgroundUpdateStore):
)
if hidden:
raise StoreError(400, "The device ID is in use", Codes.FORBIDDEN)
self.device_id_exists_cache.prefill(key, True)
self.device_id_exists_cache.set(key, True)
return inserted
except StoreError:
raise