Crate cachekit 

CacheKit — production-ready caching for Rust.

Supports cachekit.io SaaS, Redis, and Cloudflare Workers backends. Zero-knowledge encryption via AES-256-GCM with HKDF key derivation.

Re-exports

pub use client::CacheKit;

pub use client::CacheKitBuilder;

pub use client::SharedBackend;

pub use config::CachekitConfig;

pub use error::BackendError;

pub use error::BackendErrorKind;

pub use error::CachekitError;

pub use client::SecureCache;

pub use encryption::EncryptionLayer;

Modules

backend

Pluggable cache backend trait and implementations (CachekitIO, Redis, Workers).

client

High-level cache client with dual-layer (L1/L2) support.

config

Configuration types and environment variable parsing.

encryption

Client-side AES-256-GCM encryption with HKDF key derivation. Zero-knowledge encryption layer using AES-256-GCM with AAD v0x03 format.

error

Error types for cache operations and backend communication.

key

Cache key generation using Blake2b hashing.

l1

In-process L1 cache backed by moka with per-entry TTL.

metrics

L1 cache hit-rate metrics for CachekitIO request headers.

prelude

Convenient glob import for the most common types.

serializer

Serialization and deserialization of cached values via MessagePack.

session

SDK session tracking (session ID and start timestamp).

url_validator

SSRF-safe URL validation for CachekitIO endpoints.