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Add cache invalidation across workers to module API (#13667)

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Signed-off-by: Mathieu Velten <mathieuv@matrix.org>
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Mathieu Velten 2022-09-21 15:32:01 +02:00 • committed by GitHub
parent 16e1a9d9a7
commit 6bd8763804
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7 changed files with 153 additions and 21 deletions
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14
synapse/util/caches/descriptors.py
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@ -53,7 +53,7 @@ CacheKey = Union[Tuple, Any]
F = TypeVar("F", bound=Callable[..., Any])
class _CachedFunction(Generic[F]):
class CachedFunction(Generic[F]):
invalidate: Any = None
invalidate_all: Any = None
prefill: Any = None
@ -242,7 +242,7 @@ class LruCacheDescriptor(_CacheDescriptorBase):
return ret2
wrapped = cast(_CachedFunction, _wrapped)
wrapped = cast(CachedFunction, _wrapped)
wrapped.cache = cache
obj.__dict__[self.name] = wrapped
@ -363,7 +363,7 @@ class DeferredCacheDescriptor(_CacheDescriptorBase):
return make_deferred_yieldable(ret)
wrapped = cast(_CachedFunction, _wrapped)
wrapped = cast(CachedFunction, _wrapped)
if self.num_args == 1:
assert not self.tree
@ -572,7 +572,7 @@ def cached(
iterable: bool = False,
prune_unread_entries: bool = True,
name: Optional[str] = None,
) -> Callable[[F], _CachedFunction[F]]:
) -> Callable[[F], CachedFunction[F]]:
func = lambda orig: DeferredCacheDescriptor(
orig,
max_entries=max_entries,
@ -585,7 +585,7 @@ def cached(
name=name,
)
return cast(Callable[[F], _CachedFunction[F]], func)
return cast(Callable[[F], CachedFunction[F]], func)
def cachedList(
@ -594,7 +594,7 @@ def cachedList(
list_name: str,
num_args: Optional[int] = None,
name: Optional[str] = None,
) -> Callable[[F], _CachedFunction[F]]:
) -> Callable[[F], CachedFunction[F]]:
"""Creates a descriptor that wraps a function in a `DeferredCacheListDescriptor`.
Used to do batch lookups for an already created cache. One of the arguments
@ -631,7 +631,7 @@ def cachedList(
name=name,
)
return cast(Callable[[F], _CachedFunction[F]], func)
return cast(Callable[[F], CachedFunction[F]], func)
def _get_cache_key_builder(