diff options
Diffstat (limited to 'src/table/replication/parameters.rs')
| -rw-r--r-- | src/table/replication/parameters.rs | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/src/table/replication/parameters.rs b/src/table/replication/parameters.rs index 4607b050..ace82bd9 100644 --- a/src/table/replication/parameters.rs +++ b/src/table/replication/parameters.rs @@ -1,4 +1,3 @@ -use garage_rpc::membership::System; use garage_rpc::ring::Ring; use garage_util::data::*; @@ -7,16 +6,18 @@ pub trait TableReplication: Send + Sync { // See examples in table_sharded.rs and table_fullcopy.rs // To understand various replication methods + // Partition number of data item (for Merkle tree) + fn partition_of(&self, hash: &Hash) -> u16; + // Which nodes to send reads from - fn read_nodes(&self, hash: &Hash, system: &System) -> Vec<UUID>; + fn read_nodes(&self, hash: &Hash) -> Vec<UUID>; fn read_quorum(&self) -> usize; // Which nodes to send writes to - fn write_nodes(&self, hash: &Hash, system: &System) -> Vec<UUID>; - fn write_quorum(&self, system: &System) -> usize; + fn write_nodes(&self, hash: &Hash) -> Vec<UUID>; + fn write_quorum(&self) -> usize; fn max_write_errors(&self) -> usize; - // Which are the nodes that do actually replicate the data - fn replication_nodes(&self, hash: &Hash, ring: &Ring) -> Vec<UUID>; + // Get partition boundaries fn split_points(&self, ring: &Ring) -> Vec<Hash>; } |