mls-sqlite-storage: add SQLite implementation for MLS

Pull-Request: rust-nostr#842
Reviewed-by: Yuki Kishimoto <[email protected]>
Signed-off-by: Yuki Kishimoto <[email protected]>

Author: erskingardner

CHANGELOG.md

@@ -32,6 +32,7 @@
 * blossom: add new crate with Blossom support ([Daniel D’Aquino] at https://github.com/rust-nostr/nostr/pull/838)
 * mls-storage: add new crate with traits and types for mls storage implementations ([JeffG] at https://github.com/rust-nostr/nostr/pull/836)
 * mls-memory-storage: add an in-memory implementation for MLS ([JeffG] at https://github.com/rust-nostr/nostr/pull/839)
+* mls-sqlite-storage: a sqlite implementation for MLS ([JeffG] at https://github.com/rust-nostr/nostr/pull/842)
 
 ## v0.41.0 - 2025/04/15
 

Cargo.lock

@@ -26,6 +26,7 @@ nostr-database = { version = "0.41", path = "./crates/nostr-database", default-f
 nostr-indexeddb = { version = "0.41", path = "./crates/nostr-indexeddb", default-features = false }
 nostr-lmdb = { version = "0.41", path = "./crates/nostr-lmdb", default-features = false }
 nostr-mls-memory-storage = { version = "0.41", path = "./crates/nostr-mls-memory-storage", default-features = false }
+nostr-mls-sqlite-storage = { version = "0.41", path = "./crates/nostr-mls-sqlite-storage", default-features = false }
 nostr-mls-storage = { version = "0.41", path = "./crates/nostr-mls-storage", default-features = false }
 nostr-ndb = { version = "0.41", path = "./crates/nostr-ndb", default-features = false }
 nostr-relay-builder = { version = "0.41", path = "./crates/nostr-relay-builder", default-features = false }

Cargo.toml

@@ -14,6 +14,7 @@ The project is split up into several crates in the `crates/` directory:
         * [**nostr-indexeddb**](./crates/nostr-indexeddb): IndexedDB storage backend
     * [**nostr-mls-storage**](./crates/nostr-mls-storage): Storage traits for using MLS messaging
         * [**nostr-mls-memory-storage**](./crates/nostr-mls-memory-storage): In-memory storage for nostr-mls
+        * [**nostr-mls-sqlite-storage**](./crates/nostr-mls-sqlite-storage): Sqlite storage for nostr-mls
     * [**nostr-keyring**](./crates/nostr-keyring): Nostr Keyring
     * [**nostr-relay-pool**](./crates/nostr-relay-pool): Nostr Relay Pool
     * [**nostr-sdk**](./crates/nostr-sdk): High level client library

README.md

@@ -43,6 +43,7 @@ buildargs=(
     "-p nostr-lmdb"
     "-p nostr-mls-storage"
     "-p nostr-mls-memory-storage"
+    "-p nostr-mls-sqlite-storage"
     "-p nostr-indexeddb --target wasm32-unknown-unknown"
     "-p nostr-ndb"
     "-p nostr-keyring"
@@ -62,6 +63,7 @@ skip_msrv=(
     "-p nostr-lmdb"                       # MSRV: 1.72.0
     "-p nostr-mls-storage"                # MSRV: 1.74.0
     "-p nostr-mls-memory-storage"         # MSRV: 1.74.0
+    "-p nostr-mls-sqlite-storage"         # MSRV: 1.74.0
     "-p nostr-keyring"                    # MSRV: 1.75.0
     "-p nostr-keyring --features async"   # MSRV: 1.75.0
     "-p nostr-sdk --features tor"         # MSRV: 1.77.0

contrib/scripts/check-crates.sh

@@ -8,6 +8,7 @@ args=(
     "-p nostr-lmdb"
     "-p nostr-mls-storage"
     "-p nostr-mls-memory-storage"
+    "-p nostr-mls-sqlite-storage"
     "-p nostr-ndb"
     "-p nostr-indexeddb"
     "-p nostr-keyring"

contrib/scripts/release.sh

@@ -15,5 +15,5 @@ keywords = ["nostr", "mls", "openmls", "memory"]
 lru.workspace = true
 nostr = { workspace = true, features = ["std"] }
 nostr-mls-storage.workspace = true
-openmls_memory_storage = { version = "0.3", default-features = false }
+openmls_memory_storage = { git = "https://github.com/erskingardner/openmls", rev = "88309e1bc79c129628f35c55e838be2d7277c335", default-features = false }
 parking_lot = "0.12"

crates/nostr-mls-memory-storage/Cargo.toml

@@ -0,0 +1,25 @@
+[package]
+name = "nostr-mls-sqlite-storage"
+version = "0.41.0"
+edition = "2021"
+description = "Sqlite database for nostr-mls that implements the NostrMlsStorageProvider Trait"
+authors = ["Jeff Gardner <[email protected]>", "Yuki Kishimoto <[email protected]>", "Rust Nostr Developers"]
+homepage.workspace = true
+repository.workspace = true
+license.workspace = true
+readme = "README.md"
+rust-version = "1.74.0"
+keywords = ["nostr", "mls", "openmls", "sqlite"]
+
+[dependencies]
+nostr = { workspace = true, features = ["std"] }
+nostr-mls-storage.workspace = true
+openmls_sqlite_storage = { git = "https://github.com/erskingardner/openmls", rev = "88309e1bc79c129628f35c55e838be2d7277c335", default-features = false }
+refinery = { version = "0.8", features = ["rusqlite"] } # MSRV is 1.75.0
+rusqlite = { version = "0.32", features = ["bundled"] }
+serde = { workspace = true, features = ["derive"] }
+serde_json.workspace = true
+tracing = { workspace = true, features = ["std"] }
+
+[dev-dependencies]
+tempfile = "3.19.1"

crates/nostr-mls-sqlite-storage/Cargo.toml

@@ -0,0 +1,15 @@
+# Nostr MLS Sqlite Storage
+
+Sqlite MLS storage backend for nostr apps
+
+## State
+
+**This library is in an ALPHA state**, things that are implemented generally work but the API will change in breaking ways.
+
+## Donations
+
+`rust-nostr` is free and open-source. This means we do not earn any revenue by selling it. Instead, we rely on your financial support. If you actively use any of the `rust-nostr` libs/software/services, then please [donate](https://rust-nostr.org/donate).
+
+## License
+
+This project is distributed under the MIT software license - see the [LICENSE](../../LICENSE) file for details