Refactor a bit

src/block_ref_table.rs

@@ -1,11 +1,11 @@
 use async_trait::async_trait;
 use serde::{Deserialize, Serialize};
 use std::sync::Arc;
-use tokio::sync::RwLock;
 
 use crate::data::*;
-use crate::server::Garage;
 use crate::table::*;
+use crate::background::*;
+use crate::block::*;
 
 #[derive(PartialEq, Clone, Debug, Serialize, Deserialize)]
 pub struct BlockRef {
@@ -35,7 +35,8 @@ impl Entry<Hash, UUID> for BlockRef {
 }
 
 pub struct BlockRefTable {
-	pub garage: RwLock<Option<Arc<Garage>>>,
+	pub background: Arc<BackgroundRunner>,
+	pub block_manager: Arc<BlockManager>,
 }
 
 #[async_trait]
@@ -45,19 +46,17 @@ impl TableFormat for BlockRefTable {
 	type E = BlockRef;
 
 	async fn updated(&self, old: Option<Self::E>, new: Self::E) {
-		let garage = self.garage.read().await.as_ref().cloned().unwrap();
-
 		let was_before = old.map(|x| !x.deleted).unwrap_or(false);
 		let is_after = !new.deleted;
 		if is_after && !was_before {
-			if let Err(e) = garage.block_manager.block_incref(&new.block) {
+			if let Err(e) = self.block_manager.block_incref(&new.block) {
 				eprintln!("Failed to incref block {:?}: {}", &new.block, e);
 			}
 		}
 		if was_before && !is_after {
-			if let Err(e) = garage
+			if let Err(e) = self
 				.block_manager
-				.block_decref(&new.block, &garage.background)
+				.block_decref(&new.block, &self.background)
 			{
 				eprintln!("Failed to decref block {:?}: {}", &new.block, e);
 			}

src/object_table.rs

@@ -1,11 +1,10 @@
 use async_trait::async_trait;
 use serde::{Deserialize, Serialize};
 use std::sync::Arc;
-use tokio::sync::RwLock;
 
 use crate::data::*;
-use crate::server::Garage;
 use crate::table::*;
+use crate::background::BackgroundRunner;
 
 #[derive(PartialEq, Clone, Debug, Serialize, Deserialize)]
 pub struct Object {
@@ -88,7 +87,8 @@ impl Entry<String, String> for Object {
 }
 
 pub struct ObjectTable {
-	pub garage: RwLock<Option<Arc<Garage>>>,
+	pub background: Arc<BackgroundRunner>,
+	pub version_table: Arc<Table<VersionTable>>,
 }
 
 #[async_trait]
@@ -98,8 +98,8 @@ impl TableFormat for ObjectTable {
 	type E = Object;
 
 	async fn updated(&self, old: Option<Self::E>, new: Self::E) {
-		let garage = self.garage.read().await.as_ref().cloned().unwrap();
+		let version_table = self.version_table.clone();
-		garage.clone().background.spawn(async move {
+		self.background.spawn(async move {
 			// Propagate deletion of old versions
 			if let Some(old_v) = old {
 				for v in old_v.versions.iter() {
@@ -115,7 +115,7 @@ impl TableFormat for ObjectTable {
 							bucket: old_v.bucket.clone(),
 							key: old_v.key.clone(),
 						};
-						garage.version_table.insert(&deleted_version).await?;
+						version_table.insert(&deleted_version).await?;
 					}
 				}
 			}

src/server.rs

@@ -6,7 +6,6 @@ use std::net::SocketAddr;
 use std::path::PathBuf;
 use std::sync::Arc;
 use tokio::sync::watch;
-use tokio::sync::RwLock;
 
 use crate::api_server;
 use crate::background::*;
@@ -36,12 +35,21 @@ pub struct Config {
 
 	#[serde(default = "default_replication_factor")]
 	pub data_replication_factor: usize,
+
+	pub tls: TlsConfig,
+}
+
+#[derive(Deserialize, Debug)]
+pub struct TlsConfig {
+	pub ca_cert: Option<String>,
+	pub node_cert: Option<String>,
+	pub node_key: Option<String>,
 }
 
 pub struct Garage {
 	pub db: sled::Db,
 	pub system: Arc<System>,
-	pub block_manager: BlockManager,
+	pub block_manager: Arc<BlockManager>,
 	pub background: Arc<BackgroundRunner>,
 
 	pub table_rpc_handlers: HashMap<String, Box<dyn TableRpcHandler + Sync + Send>>,
@@ -58,36 +66,10 @@ impl Garage {
 		db: sled::Db,
 		background: Arc<BackgroundRunner>,
 	) -> Arc<Self> {
-		let block_manager = BlockManager::new(&db, config.data_dir.clone());
+		let block_manager = Arc::new(BlockManager::new(&db, config.data_dir.clone()));
 
 		let system = Arc::new(System::new(config, id, background.clone()));
 
-		let meta_rep_param = TableReplicationParams {
-			replication_factor: system.config.meta_replication_factor,
-			write_quorum: (system.config.meta_replication_factor + 1) / 2,
-			read_quorum: (system.config.meta_replication_factor + 1) / 2,
-			timeout: DEFAULT_TIMEOUT,
-		};
-
-		let object_table = Arc::new(Table::new(
-			ObjectTable {
-				garage: RwLock::new(None),
-			},
-			system.clone(),
-			&db,
-			"object".to_string(),
-			meta_rep_param.clone(),
-		));
-		let version_table = Arc::new(Table::new(
-			VersionTable {
-				garage: RwLock::new(None),
-			},
-			system.clone(),
-			&db,
-			"version".to_string(),
-			meta_rep_param.clone(),
-		));
-
 		let data_rep_param = TableReplicationParams {
 			replication_factor: system.config.data_replication_factor,
 			write_quorum: (system.config.data_replication_factor + 1) / 2,
@@ -95,15 +77,44 @@ impl Garage {
 			timeout: DEFAULT_TIMEOUT,
 		};
 
+		let meta_rep_param = TableReplicationParams {
+			replication_factor: system.config.meta_replication_factor,
+			write_quorum: (system.config.meta_replication_factor + 1) / 2,
+			read_quorum: (system.config.meta_replication_factor + 1) / 2,
+			timeout: DEFAULT_TIMEOUT,
+		};
+
 		let block_ref_table = Arc::new(Table::new(
 			BlockRefTable {
-				garage: RwLock::new(None),
+				background: background.clone(),
+				block_manager: block_manager.clone(),
 			},
 			system.clone(),
 			&db,
 			"block_ref".to_string(),
 			data_rep_param.clone(),
 		));
+		let version_table = Arc::new(Table::new(
+			VersionTable {
+				background: background.clone(),
+				block_ref_table: block_ref_table.clone(),
+			},
+			system.clone(),
+			&db,
+			"version".to_string(),
+			meta_rep_param.clone(),
+		));
+		let object_table = Arc::new(Table::new(
+			ObjectTable {
+				background: background.clone(),
+				version_table: version_table.clone(),
+			},
+			system.clone(),
+			&db,
+			"object".to_string(),
+			meta_rep_param.clone(),
+		));
+
 
 		let mut garage = Self {
 			db,
@@ -129,13 +140,7 @@ impl Garage {
 			garage.block_ref_table.clone().rpc_handler(),
 		);
 
-		let garage = Arc::new(garage);
+		Arc::new(garage)
-
-		*garage.object_table.instance.garage.write().await = Some(garage.clone());
-		*garage.version_table.instance.garage.write().await = Some(garage.clone());
-		*garage.block_ref_table.instance.garage.write().await = Some(garage.clone());
-
-		garage
 	}
 }
 

src/version_table.rs

@@ -1,11 +1,10 @@
 use async_trait::async_trait;
 use serde::{Deserialize, Serialize};
 use std::sync::Arc;
-use tokio::sync::RwLock;
 
 use crate::data::*;
-use crate::server::Garage;
 use crate::table::*;
+use crate::background::BackgroundRunner;
 
 #[derive(PartialEq, Clone, Debug, Serialize, Deserialize)]
 pub struct Version {
@@ -54,7 +53,8 @@ impl Entry<Hash, EmptySortKey> for Version {
 }
 
 pub struct VersionTable {
-	pub garage: RwLock<Option<Arc<Garage>>>,
+	pub background: Arc<BackgroundRunner>,
+	pub block_ref_table: Arc<Table<BlockRefTable>>,
 }
 
 #[async_trait]
@@ -64,8 +64,8 @@ impl TableFormat for VersionTable {
 	type E = Version;
 
 	async fn updated(&self, old: Option<Self::E>, new: Self::E) {
-		let garage = self.garage.read().await.as_ref().cloned().unwrap();
+		let block_ref_table = self.block_ref_table.clone();
-		garage.clone().background.spawn(async move {
+		self.background.spawn(async move {
 			// Propagate deletion of version blocks
 			if let Some(old_v) = old {
 				if new.deleted && !old_v.deleted {
@@ -78,8 +78,7 @@ impl TableFormat for VersionTable {
 							deleted: true,
 						})
 						.collect::<Vec<_>>();
-					garage
+					block_ref_table
-						.block_ref_table
 						.insert_many(&deleted_block_refs[..])
 						.await?;
 				}