Struct SqliteBackend 

pub struct SqliteBackend { /* private fields */ }

Available on crate feature sqlite only.

SQLite-backed GCRA rate limiter.

Stores per-key state in a SQLite database. Each key tracks its last allowed timestamp and burst capacity, enabling durable rate limiting across process restarts.

Implementations

impl SqliteBackend

pub fn new(path: impl AsRef<Path>) -> Result<Self, Error>

Open (or create) a SQLite database at path for rate-limit state.

pub fn in_memory() -> Result<Self, Error>

Create an in-memory SQLite database for rate-limit state.

Trait Implementations

impl RateLimitBackend for SqliteBackend

async fn check(&self, key: &str, quota: &Quota) -> RateLimitResult

Check if a request for key is allowed under the given quota.