334 lines
9.4 KiB
Rust
334 lines
9.4 KiB
Rust
use std::sync::Arc;
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use netapp::NetworkKey;
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use garage_db as db;
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use garage_util::background::*;
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use garage_util::config::*;
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use garage_util::error::*;
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use garage_rpc::replication_mode::ReplicationMode;
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use garage_rpc::system::System;
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use garage_block::manager::*;
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use garage_table::replication::TableFullReplication;
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use garage_table::replication::TableShardedReplication;
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use garage_table::*;
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use crate::s3::block_ref_table::*;
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use crate::s3::object_table::*;
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use crate::s3::version_table::*;
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use crate::bucket_alias_table::*;
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use crate::bucket_table::*;
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use crate::helper;
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use crate::index_counter::*;
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use crate::key_table::*;
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#[cfg(feature = "k2v")]
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use crate::k2v::{item_table::*, poll::*, rpc::*};
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/// An entire Garage full of data
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pub struct Garage {
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/// The parsed configuration Garage is running
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pub config: Config,
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/// The set of background variables that can be viewed/modified at runtime
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pub bg_vars: vars::BgVars,
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/// The replication mode of this cluster
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pub replication_mode: ReplicationMode,
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/// The local database
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pub db: db::Db,
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/// The membership manager
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pub system: Arc<System>,
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/// The block manager
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pub block_manager: Arc<BlockManager>,
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/// Table containing buckets
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pub bucket_table: Arc<Table<BucketTable, TableFullReplication>>,
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/// Table containing bucket aliases
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pub bucket_alias_table: Arc<Table<BucketAliasTable, TableFullReplication>>,
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/// Table containing api keys
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pub key_table: Arc<Table<KeyTable, TableFullReplication>>,
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/// Table containing S3 objects
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pub object_table: Arc<Table<ObjectTable, TableShardedReplication>>,
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/// Counting table containing object counters
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pub object_counter_table: Arc<IndexCounter<Object>>,
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/// Table containing S3 object versions
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pub version_table: Arc<Table<VersionTable, TableShardedReplication>>,
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/// Table containing S3 block references (not blocks themselves)
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pub block_ref_table: Arc<Table<BlockRefTable, TableShardedReplication>>,
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#[cfg(feature = "k2v")]
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pub k2v: GarageK2V,
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}
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#[cfg(feature = "k2v")]
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pub struct GarageK2V {
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/// Table containing K2V items
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pub item_table: Arc<Table<K2VItemTable, TableShardedReplication>>,
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/// Indexing table containing K2V item counters
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pub counter_table: Arc<IndexCounter<K2VItem>>,
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/// K2V RPC handler
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pub rpc: Arc<K2VRpcHandler>,
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}
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impl Garage {
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/// Create and run garage
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pub fn new(config: Config) -> Result<Arc<Self>, Error> {
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// Create meta dir and data dir if they don't exist already
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std::fs::create_dir_all(&config.metadata_dir)
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.ok_or_message("Unable to create Garage metadata directory")?;
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std::fs::create_dir_all(&config.data_dir)
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.ok_or_message("Unable to create Garage data directory")?;
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info!("Opening database...");
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let mut db_path = config.metadata_dir.clone();
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let db = match config.db_engine.as_str() {
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// ---- Sled DB ----
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#[cfg(feature = "sled")]
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"sled" => {
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db_path.push("db");
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info!("Opening Sled database at: {}", db_path.display());
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let db = db::sled_adapter::sled::Config::default()
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.path(&db_path)
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.cache_capacity(config.sled_cache_capacity)
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.flush_every_ms(Some(config.sled_flush_every_ms))
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.open()
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.expect("Unable to open sled DB");
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db::sled_adapter::SledDb::init(db)
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}
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#[cfg(not(feature = "sled"))]
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"sled" => return Err(Error::Message("sled db not available in this build".into())),
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// ---- Sqlite DB ----
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#[cfg(feature = "sqlite")]
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"sqlite" | "sqlite3" | "rusqlite" => {
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db_path.push("db.sqlite");
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info!("Opening Sqlite database at: {}", db_path.display());
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let db = db::sqlite_adapter::rusqlite::Connection::open(db_path)
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.expect("Unable to open sqlite DB");
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db::sqlite_adapter::SqliteDb::init(db)
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}
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#[cfg(not(feature = "sqlite"))]
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"sqlite" | "sqlite3" | "rusqlite" => {
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return Err(Error::Message(
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"sqlite db not available in this build".into(),
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))
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}
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// ---- LMDB DB ----
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#[cfg(feature = "lmdb")]
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"lmdb" | "heed" => {
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db_path.push("db.lmdb");
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info!("Opening LMDB database at: {}", db_path.display());
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std::fs::create_dir_all(&db_path).expect("Unable to create LMDB data directory");
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let map_size = garage_db::lmdb_adapter::recommended_map_size();
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use db::lmdb_adapter::heed;
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let mut env_builder = heed::EnvOpenOptions::new();
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env_builder.max_dbs(100);
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env_builder.max_readers(500);
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env_builder.map_size(map_size);
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unsafe {
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env_builder.flag(heed::flags::Flags::MdbNoSync);
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env_builder.flag(heed::flags::Flags::MdbNoMetaSync);
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}
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let db = env_builder.open(&db_path).expect("Unable to open LMDB DB");
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db::lmdb_adapter::LmdbDb::init(db)
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}
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#[cfg(not(feature = "lmdb"))]
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"lmdb" | "heed" => return Err(Error::Message("lmdb db not available in this build".into())),
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// ---- Unavailable DB engine ----
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e => {
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return Err(Error::Message(format!(
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"Unsupported DB engine: {} (options: {})",
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e,
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vec![
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#[cfg(feature = "sled")]
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"sled",
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#[cfg(feature = "sqlite")]
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"sqlite",
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#[cfg(feature = "lmdb")]
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"lmdb",
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]
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.join(", ")
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)));
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}
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};
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let network_key = NetworkKey::from_slice(
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&hex::decode(&config.rpc_secret.as_ref().unwrap()).expect("Invalid RPC secret key")[..],
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)
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.expect("Invalid RPC secret key");
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let replication_mode = ReplicationMode::parse(&config.replication_mode)
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.expect("Invalid replication_mode in config file.");
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info!("Initialize membership management system...");
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let system = System::new(network_key, replication_mode, &config)?;
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let data_rep_param = TableShardedReplication {
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system: system.clone(),
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replication_factor: replication_mode.replication_factor(),
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write_quorum: replication_mode.write_quorum(),
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read_quorum: 1,
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};
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let meta_rep_param = TableShardedReplication {
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system: system.clone(),
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replication_factor: replication_mode.replication_factor(),
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write_quorum: replication_mode.write_quorum(),
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read_quorum: replication_mode.read_quorum(),
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};
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let control_rep_param = TableFullReplication {
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system: system.clone(),
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max_faults: replication_mode.control_write_max_faults(),
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};
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info!("Initialize block manager...");
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let block_manager = BlockManager::new(
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&db,
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config.data_dir.clone(),
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config.compression_level,
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data_rep_param,
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system.clone(),
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);
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// ---- admin tables ----
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info!("Initialize bucket_table...");
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let bucket_table = Table::new(BucketTable, control_rep_param.clone(), system.clone(), &db);
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info!("Initialize bucket_alias_table...");
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let bucket_alias_table = Table::new(
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BucketAliasTable,
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control_rep_param.clone(),
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system.clone(),
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&db,
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);
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info!("Initialize key_table_table...");
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let key_table = Table::new(KeyTable, control_rep_param, system.clone(), &db);
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// ---- S3 tables ----
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info!("Initialize block_ref_table...");
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let block_ref_table = Table::new(
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BlockRefTable {
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block_manager: block_manager.clone(),
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},
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meta_rep_param.clone(),
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system.clone(),
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&db,
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);
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info!("Initialize version_table...");
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let version_table = Table::new(
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VersionTable {
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block_ref_table: block_ref_table.clone(),
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},
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meta_rep_param.clone(),
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system.clone(),
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&db,
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);
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info!("Initialize object counter table...");
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let object_counter_table = IndexCounter::new(system.clone(), meta_rep_param.clone(), &db);
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info!("Initialize object_table...");
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#[allow(clippy::redundant_clone)]
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let object_table = Table::new(
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ObjectTable {
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version_table: version_table.clone(),
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object_counter_table: object_counter_table.clone(),
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},
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meta_rep_param.clone(),
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system.clone(),
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&db,
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);
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// ---- K2V ----
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#[cfg(feature = "k2v")]
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let k2v = GarageK2V::new(system.clone(), &db, meta_rep_param);
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// Initialize bg vars
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let mut bg_vars = vars::BgVars::new();
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block_manager.register_bg_vars(&mut bg_vars);
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// -- done --
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Ok(Arc::new(Self {
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config,
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bg_vars,
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replication_mode,
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db,
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system,
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block_manager,
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bucket_table,
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bucket_alias_table,
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key_table,
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object_table,
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object_counter_table,
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version_table,
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block_ref_table,
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#[cfg(feature = "k2v")]
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k2v,
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}))
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}
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pub fn spawn_workers(&self, bg: &BackgroundRunner) {
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self.block_manager.spawn_workers(bg);
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self.bucket_table.spawn_workers(bg);
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self.bucket_alias_table.spawn_workers(bg);
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self.key_table.spawn_workers(bg);
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self.object_table.spawn_workers(bg);
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self.object_counter_table.spawn_workers(bg);
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self.version_table.spawn_workers(bg);
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self.block_ref_table.spawn_workers(bg);
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#[cfg(feature = "k2v")]
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self.k2v.spawn_workers(bg);
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}
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pub fn bucket_helper(&self) -> helper::bucket::BucketHelper {
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helper::bucket::BucketHelper(self)
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}
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pub fn key_helper(&self) -> helper::key::KeyHelper {
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helper::key::KeyHelper(self)
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}
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}
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#[cfg(feature = "k2v")]
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impl GarageK2V {
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fn new(system: Arc<System>, db: &db::Db, meta_rep_param: TableShardedReplication) -> Self {
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info!("Initialize K2V counter table...");
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let counter_table = IndexCounter::new(system.clone(), meta_rep_param.clone(), db);
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info!("Initialize K2V subscription manager...");
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let subscriptions = Arc::new(SubscriptionManager::new());
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info!("Initialize K2V item table...");
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let item_table = Table::new(
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K2VItemTable {
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counter_table: counter_table.clone(),
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subscriptions: subscriptions.clone(),
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},
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meta_rep_param,
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system.clone(),
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db,
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);
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let rpc = K2VRpcHandler::new(system, item_table.clone(), subscriptions);
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Self {
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item_table,
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counter_table,
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rpc,
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}
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}
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pub fn spawn_workers(&self, bg: &BackgroundRunner) {
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self.item_table.spawn_workers(bg);
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self.counter_table.spawn_workers(bg);
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}
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}
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