diff options
Diffstat (limited to 'src/util/config.rs')
| -rw-r--r-- | src/util/config.rs | 44 |
1 files changed, 20 insertions, 24 deletions
diff --git a/src/util/config.rs b/src/util/config.rs index 5372a1ec..028f8c68 100644 --- a/src/util/config.rs +++ b/src/util/config.rs @@ -38,12 +38,20 @@ pub struct Config { )] pub block_size: usize, - /// Replication mode. Supported values: - /// - none, 1 -> no replication - /// - 2 -> 2-way replication - /// - 3 -> 3-way replication - // (we can add more aliases for this later) - pub replication_mode: String, + /// Number of replicas. Can be any positive integer, but uneven numbers are more favorable. + /// - 1 for single-node clusters, or to disable replication + /// - 3 is the recommended and supported setting. + #[serde(default)] + pub replication_factor: Option<usize>, + + /// Consistency mode for all for requests through this node + /// - Degraded -> Disable read quorum + /// - Dangerous -> Disable read and write quorum + #[serde(default = "default_consistency_mode")] + pub consistency_mode: String, + + /// Legacy option + pub replication_mode: Option<String>, /// Zstd compression level used on data blocks #[serde( @@ -95,20 +103,10 @@ pub struct Config { pub kubernetes_discovery: Option<KubernetesDiscoveryConfig>, // -- DB - /// Database engine to use for metadata (options: sled, sqlite, lmdb) + /// Database engine to use for metadata (options: sqlite, lmdb) #[serde(default = "default_db_engine")] pub db_engine: String, - /// Sled cache size, in bytes - #[serde( - deserialize_with = "deserialize_capacity", - default = "default_sled_cache_capacity" - )] - pub sled_cache_capacity: usize, - /// Sled flush interval in milliseconds - #[serde(default = "default_sled_flush_every_ms")] - pub sled_flush_every_ms: u64, - /// LMDB map size #[serde(deserialize_with = "deserialize_capacity", default)] pub lmdb_map_size: usize, @@ -254,12 +252,6 @@ fn default_db_engine() -> String { "lmdb".into() } -fn default_sled_cache_capacity() -> usize { - 128 * 1024 * 1024 -} -fn default_sled_flush_every_ms() -> u64 { - 2000 -} fn default_block_size() -> usize { 1048576 } @@ -267,6 +259,10 @@ fn default_block_ram_buffer_max() -> usize { 256 * 1024 * 1024 } +fn default_consistency_mode() -> String { + "consistent".into() +} + fn default_compression() -> Option<i32> { Some(1) } @@ -378,7 +374,7 @@ mod tests { r#" metadata_dir = "/tmp/garage/meta" data_dir = "/tmp/garage/data" - replication_mode = "3" + replication_factor = 3 rpc_bind_addr = "[::]:3901" rpc_secret = "foo" |