feat: keep the cache and the rate limit in the database you already run - #22

Merged

Halvanhelv merged 36 commits into

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feat/sql-cache-store

Sep 10, 2026

Commits on Sep 10, 2026

feat: let a cache store write a batch in one call
Halvanhelv
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7024ea2
fix: never hand a batching cache store an empty batch
Halvanhelv
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9322395
feat: cache translations in the application's own database
Halvanhelv
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e5f1ac9
fix: dedupe write_multi by key before the upsert
Halvanhelv
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e6e7c3a
feat: ship the migration as a generator and a prune task
Halvanhelv
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6d34ab4
feat: rate limit against the database instead of Redis
Halvanhelv
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3c56325
fix: require translation_diff from the install generator
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b60473c
test: add railties to the dev Gemfile so the generator suite runs
Halvanhelv
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88e306a
test: replace the rate limiter rollover sleep with a moved clock
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777de16
test: collapse a two-assertion check to fix a pre-existing rubocop offense
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926c656
ci: run the SQL suite against PostgreSQL too
Halvanhelv
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46d1603
fix: sum a sliding window of buckets, not one, in the AR rate limiter
Halvanhelv
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66d55fd
docs: document the SQL cache store and rate limiter
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feb36c6
test: keep the Redis window honest and put Rake's application back
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10b39e6
fix: only pass unique_by to upsert_all when the connection supports it
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7787d60
fix: ship translation_diff:prune inside the gem, not the dev Rakefile
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8486f43
fix: wrap the cache store's write in its own savepoint
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d47a897
fix: redact the cache store's own SQL errors before they leave the gem
Halvanhelv
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472a136
fix: stop dropping the partial oldest bucket in the AR rate limiter
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95eb18c
fix: split write_multi out of the required cache store contract
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1757d23
fix: make cache_ttl = nil reachable and cache_ttl = 0 mean never expires
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302e974
refactor: extract the shared ActiveRecord plumbing out of the store and limiter
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706c446
fix: quote the table name in the rate limiter's on_duplicate fragment
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3498dd4
fix: make the rate limiter's bucket column a bigint
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188d192
fix: reject a malformed cache_prune_probability or an over-long cache_namespace at configure time
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63b4bc1
fix: make the generated migration idempotent
Halvanhelv
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364f26c
docs: catch up the SQL cache store docs with two rounds of fixes
Halvanhelv
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6476788
fix: make a non-positive or nil cache_ttl a no-op in RedisCacheStore
Halvanhelv
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760d3c8
fix: sever the cause chain on the cache store's redacted error
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1f09b45
fix: give prune_sometimes its own savepoint and its own error message
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8607168
fix: keep the friendly missing-gem error when ActiveRecord truly is not installed
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a5dd52a
fix: enforce the 0..1 range cache_prune_probability's own message promises
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f99edc5
fix: coerce a String cache_ttl the way the neighbouring guards already do
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74ba039
test: cover write_multi's dedupe against PostgreSQL's own conflict rule
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c49e3f2
test: pin the rate limiter's prune tests to a clock that holds still
Halvanhelv
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825b937
test: pull the frozen clock into a helper to satisfy rubocop 1.91
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fb70478