forked from Deuxfleurs/garage
23 lines
659 B
Rust
23 lines
659 B
Rust
use garage_rpc::ring::Ring;
|
|
|
|
use garage_util::data::*;
|
|
|
|
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) -> Vec<UUID>;
|
|
fn read_quorum(&self) -> usize;
|
|
|
|
// Which nodes to send writes to
|
|
fn write_nodes(&self, hash: &Hash) -> Vec<UUID>;
|
|
fn write_quorum(&self) -> usize;
|
|
fn max_write_errors(&self) -> usize;
|
|
|
|
// Get partition boundaries
|
|
fn split_points(&self, ring: &Ring) -> Vec<Hash>;
|
|
}
|