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Simplify replication logic

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This commit is contained in:
Alex Auvolat
2021-03-16 11:14:27 +01:00
parent 6a8439fd13
commit 1d9961e411
9 changed files with 60 additions and 58 deletions
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src/model/block.rs
+6 -8
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@@ -319,10 +319,8 @@ impl BlockManager {
if exists && !needed {
trace!("Offloading block {:?}", hash);
let ring = self.system.ring.borrow().clone();
let mut who = self.replication.replication_nodes(&hash, &ring);
if who.len() < self.replication.write_quorum(&self.system) {
let mut who = self.replication.write_nodes(&hash);
if who.len() < self.replication.write_quorum() {
return Err(Error::Message(format!("Not trying to offload block because we don't have a quorum of nodes to write to")));
}
who.retain(|id| *id != self.system.id);
@@ -367,7 +365,7 @@ impl BlockManager {
)
.await?;
}
trace!(
info!(
"Deleting block {:?}, offload finished ({} / {})",
hash,
need_nodes.len(),
@@ -391,7 +389,7 @@ impl BlockManager {
}
pub async fn rpc_get_block(&self, hash: &Hash) -> Result<Vec<u8>, Error> {
let who = self.replication.read_nodes(&hash, &self.system);
let who = self.replication.read_nodes(&hash);
let resps = self
.rpc_client
.try_call_many(
@@ -415,12 +413,12 @@ impl BlockManager {
}
pub async fn rpc_put_block(&self, hash: Hash, data: Vec<u8>) -> Result<(), Error> {
let who = self.replication.write_nodes(&hash, &self.system);
let who = self.replication.write_nodes(&hash);
self.rpc_client
.try_call_many(
&who[..],
Message::PutBlock(PutBlockMessage { hash, data }),
RequestStrategy::with_quorum(self.replication.write_quorum(&self.system))
RequestStrategy::with_quorum(self.replication.write_quorum())
.with_timeout(BLOCK_RW_TIMEOUT),
)
.await?;