envoyproxy/envoy

CacheFilter: Ensure that cache key hash function is long-term stable

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#10,135 创建于 2020年2月21日

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area/cachehelp wanted

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描述

CacheFilter uses MessageUtil::hash to compute key hashes, but it isn't clear whether MessageUtil::hash is guaranteed stable across releases, operating systems, etc. This stability is needed for persistent caches, to avoid cache flushes.

Not a blocker for most deployments.

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