base: Feature flag the sled state store

matrix_sdk/Cargo.toml

@@ -15,10 +15,10 @@ features = ["docs"]
 rustdoc-args = ["--cfg", "feature=\"docs\""]
 
 [features]
-default = ["encryption", "sled_cryptostore", "messages", "native-tls"]
+default = ["encryption", "sled_cryptostore", "sled_state_store", "native-tls"]
 
-messages = ["matrix-sdk-base/messages"]
 encryption = ["matrix-sdk-base/encryption", "dashmap"]
+sled_state_store = ["matrix-sdk-base/sled_state_store"]
 sled_cryptostore = ["matrix-sdk-base/sled_cryptostore"]
 unstable-synapse-quirks = ["matrix-sdk-base/unstable-synapse-quirks"]
 markdown = ["matrix-sdk-base/markdown"]
@@ -26,7 +26,7 @@ native-tls = ["reqwest/native-tls"]
 rustls-tls = ["reqwest/rustls-tls"]
 socks = ["reqwest/socks"]
 
-docs = ["encryption", "sled_cryptostore", "messages"]
+docs = ["encryption", "sled_cryptostore", "sled_state_store"]
 
 [dependencies]
 dashmap = { version = "4.0.1", optional = true }

matrix_sdk_base/Cargo.toml

@@ -16,13 +16,13 @@ rustdoc-args = ["--cfg", "feature=\"docs\""]
 
 [features]
 default = []
-messages = []
 encryption = ["matrix-sdk-crypto"]
+sled_state_store = ["sled", "pbkdf2", "hmac", "sha2", "rand", "chacha20poly1305"]
 sled_cryptostore = ["matrix-sdk-crypto/sled_cryptostore"]
 unstable-synapse-quirks = ["matrix-sdk-common/unstable-synapse-quirks"]
 markdown = ["matrix-sdk-common/markdown"]
 
-docs = ["encryption", "sled_cryptostore", "messages"]
+docs = ["encryption", "sled_cryptostore"]
 
 [dependencies]
 dashmap= "4.0.1"
@@ -35,14 +35,16 @@ matrix-sdk-crypto = { version = "0.2.0", path = "../matrix_sdk_crypto", optional
 
 # Misc dependencies
 thiserror = "1.0.23"
-sled = "0.34.6"
-chacha20poly1305 = "0.7.1"
-rand = "0.8.2"
-zeroize = { version = "1.2.0", features = ["zeroize_derive"] }
-pbkdf2 = { version = "0.6.0", default-features = false }
-hmac = "0.10.1"
-sha2 = "0.9.2"
 futures = "0.3.8"
+zeroize = { version = "1.2.0", features = ["zeroize_derive"] }
+
+# Deps for the sled state store
+sled = { version = "0.34.6", optional = true }
+chacha20poly1305 = { version = "0.7.1", optional = true }
+pbkdf2 = { version = "0.6.0", default-features = false, optional = true }
+hmac = { version = "0.10.1", optional = true }
+sha2 = { version = "0.9.2", optional = true }
+rand = { version = "0.8.2", optional = true }
 
 [target.'cfg(not(target_arch = "wasm32"))'.dependencies.tokio]
 version = "1.0.1"

matrix_sdk_base/src/client.rs

@@ -279,8 +279,8 @@ impl BaseClient {
     /// * `config` - An optional session if the user already has one from a
     /// previous login call.
     pub fn new_with_config(config: BaseClientConfig) -> Result<Self> {
-        #[cfg(not(target_arch = "wasm32"))]
+        #[cfg(feature = "sled_state_store")]
-        let (store, sled_store) = if let Some(path) = &config.store_path {
+        let stores = if let Some(path) = &config.store_path {
             if config.passphrase.is_some() {
                 info!("Opening an encrypted store in path {}", path.display());
             } else {
@@ -290,15 +290,15 @@ impl BaseClient {
         } else {
             Store::open_temporary()?
         };
-        #[cfg(target_arch = "wasm32")]
+        #[cfg(not(feature = "sled_state_store"))]
-        let store = Store::open_memory_store();
+        let stores = Store::open_memory_store();
 
-        #[cfg(not(target_arch = "wasm32"))]
+        #[cfg(all(feature = "encryption", feature = "sled_state_store"))]
         let crypto_store = if config.crypto_store.is_none() {
             #[cfg(feature = "sled_cryptostore")]
             let store: Option<Box<dyn CryptoStore>> = Some(Box::new(
                 matrix_sdk_crypto::store::SledStore::open_with_database(
-                    sled_store,
+                    stores.1,
                     config.passphrase.as_deref().map(|p| p.as_str()),
                 )
                 .map_err(OlmError::Store)?,
@@ -310,9 +310,14 @@ impl BaseClient {
         } else {
             config.crypto_store
         };
-        #[cfg(target_arch = "wasm32")]
+        #[cfg(all(not(feature = "sled_state_store"), feature = "encryption"))]
         let crypto_store = config.crypto_store;
 
+        #[cfg(feature = "sled_state_store")]
+        let store = stores.0;
+        #[cfg(not(feature = "sled_state_store"))]
+        let store = stores;
+
         Ok(BaseClient {
             session: store.session.clone(),
             sync_token: store.sync_token.clone(),
@@ -403,6 +408,7 @@ impl BaseClient {
                 }
                 #[cfg(not(feature = "sled_cryptostore"))]
                 {
+                    let _ = path;
                     *olm = Some(OlmMachine::new(&session.user_id, &session.device_id));
                 }
             } else {

matrix_sdk_base/src/store/mod.rs

@@ -25,6 +25,7 @@ use matrix_sdk_common::{
     locks::RwLock,
     AsyncTraitDeps,
 };
+#[cfg(feature = "sled_state_store")]
 use sled::Db;
 
 use crate::{
@@ -34,15 +35,16 @@ use crate::{
 };
 
 mod memory_store;
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(feature = "sled_state_store")]
 mod sled_store;
 
 use self::memory_store::MemoryStore;
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(feature = "sled_state_store")]
 use self::sled_store::SledStore;
 
 #[derive(Debug, thiserror::Error)]
 pub enum StoreError {
+    #[cfg(feature = "sled_state_store")]
     #[error(transparent)]
     Sled(#[from] sled::Error),
     #[error(transparent)]
@@ -142,6 +144,7 @@ impl Store {
         Self::new(inner)
     }
 
+    #[cfg(feature = "sled_state_store")]
     pub fn open_default(path: impl AsRef<Path>, passphrase: Option<&str>) -> Result<(Self, Db)> {
         let inner = if let Some(passphrase) = passphrase {
             SledStore::open_with_passphrase(path, passphrase)?
@@ -152,6 +155,7 @@ impl Store {
         Ok((Self::new(Box::new(inner.clone())), inner.inner))
     }
 
+    #[cfg(feature = "sled_state_store")]
     pub fn open_temporary() -> Result<(Self, Db)> {
         let inner = SledStore::open()?;