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transparent passthrough in the event of backend connection issues

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This commit is contained in:
hackjammer
2023-01-05 18:44:40 +00:00
parent 8f0920d0d7
commit b420f26e9b
2 changed files with 13 additions and 4 deletions
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16
fastapi_cache/decorator.py
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@@ -123,13 +123,18 @@ def cache(
args=args,
kwargs=copy_kwargs,
)
ttl, ret = await backend.get_with_ttl(cache_key)
try:
ttl, ret = await backend.get_with_ttl(cache_key)
except ConnectionError:
ttl, ret = 0, None
if not request:
if ret is not None:
return coder.decode(ret)
ret = await ensure_async_func(*args, **kwargs)
await backend.set(cache_key, coder.encode(ret), expire or FastAPICache.get_expire())
try:
await backend.set(cache_key, coder.encode(ret), expire or FastAPICache.get_expire())
except ConnectionError:
pass
return ret
if request.method != "GET":
@@ -148,7 +153,10 @@ def cache(
ret = await ensure_async_func(*args, **kwargs)
await backend.set(cache_key, coder.encode(ret), expire or FastAPICache.get_expire())
try:
await backend.set(cache_key, coder.encode(ret), expire or FastAPICache.get_expire())
except ConnectionError:
pass
return ret
return inner