kv-store: SQLite (bundled) and in-memory Store holding only ciphertext envelopes, with base copies for three-way merges and a 10-version history. kv-ffi: VaultCore::open(path); persisted account record; local unlock key (enable/unlock_with_local_key/disable); async sync API (configure_server, set_device_signer, register_account, login, sync_now, logout, devices); DeviceSigner foreign trait; IntegrityAlarm/PinMismatch/... error variants. kv-sync: reqwest + rustls (TLS 1.3 only, ring) with SPKI pinning; OPAQUE client on kv-proto's OpaqueSuite; RFC 9421 signing per kv_proto::httpsig; pull/push with If-Match, field-level three-way merge, edit-beats-delete; signed manifest (canonical CBOR, Merkle root, prev chain, Ed25519) with rollback/fork/Merkle checks as hard integrity alarms. Tested against a wiremock fake server, plus an #[ignore] test against kestrove-server. kv-crypto: gen-vectors example and tests reproducing kestrove-spec/vectors. Co-Authored-By: Claude Opus 5.5 <[email protected]>
45 lines
1.9 KiB
Markdown
45 lines
1.9 KiB
Markdown
# kestrove-core
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Rust workspace that holds **all** Kestrove crypto and vault logic. Apple,
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Android and desktop apps call it through UniFFI. The server uses only `kv-proto`.
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| Crate | Status | Purpose |
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| `kv-proto` | ✅ M0 | Wire types (Envelope, KDF params, API bodies). No secrets. |
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| `kv-crypto` | ✅ M0 | 2SKD (Argon2id + Secret Key), XChaCha20-Poly1305 envelopes, HPKE vault-key sealing, keyset, Ed25519, Secret Key format |
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| `kv-model` | ✅ M0 | Items, URL matching (PSL), TOTP (RFC 6238), password generator |
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| `kv-ffi` | ✅ M1 | The exported API (`VaultCore` with SQLite storage, local unlock key, sync; `totp_code`, `match_url`, `generate_password`) |
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| `kv-store` | ✅ M1 | SQLite replica (ciphertext only), base copies for merges, 10-version history |
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| `kv-sync` | ✅ M1 | TLS 1.3 + SPKI pins, OPAQUE login, RFC 9421 signing, pull/push/merge, signed manifest |
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Spec: `../kestrove-spec/docs/02-cryptography.md` and `03-sync-protocol.md`.
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## Setup
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```bash
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curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh # once
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cargo test --workspace
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```
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## Bindings
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```bash
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./scripts/build-apple.sh # → ../kestrove-apple/Packages/KestroveCore (XCFramework + Swift)
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./scripts/build-android.sh # → ../kestrove-android/core-ffi (jniLibs + Kotlin); needs cargo-ndk
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```
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The desktop (Tauri) app depends on `kv-ffi` directly as a Rust crate.
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## Test vectors and the live-server test
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```bash
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cargo run -p kv-crypto --example gen-vectors # writes crates/kv-crypto/tests/vectors and ../kestrove-spec/vectors
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cargo test -p kv-ffi --test live_server -- --ignored # against a fresh local kestrove-server; see the test's docs
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```
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## Rules
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* No `unsafe` outside generated FFI glue.
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* Secrets live in `Zeroizing<_>`. Never log, `Debug`-print or `format!` a secret.
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* Any change to formats needs a spec change first and new vectors in `kestrove-spec/vectors`.
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* `cargo deny check` must pass. There are no GPL dependencies (App Store).
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