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first version working with index operation

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This commit is contained in:
Tamo 2023-03-20 18:13:39 +01:00
parent f1aa22567f
commit 301907869d
7 changed files with 161 additions and 74 deletions
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22
cluster/src/lib.rs
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@ -1,4 +1,5 @@
use std::net::ToSocketAddrs;
use std::sync::{Arc, RwLock};
use batch::Batch;
use crossbeam::channel::{unbounded, Receiver, Sender};
@ -39,7 +40,6 @@ pub enum FollowerMsg {
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum Consistency {
Zero,
One,
Two,
Quorum,
@ -54,7 +54,7 @@ pub struct Follower {
must_commit: Receiver<u32>,
register_new_task: Receiver<(Task, Option<Vec<u8>>)>,
batch_id: u32,
batch_id: Arc<RwLock<u32>>,
}
impl Follower {
@ -76,7 +76,7 @@ impl Follower {
get_batch: get_batch_receiver,
must_commit: must_commit_receiver,
register_new_task: register_task_receiver,
batch_id: 0,
batch_id: Arc::default(),
}
}
@ -106,31 +106,33 @@ impl Follower {
}
}
pub fn get_new_batch(&mut self) -> Batch {
pub fn get_new_batch(&self) -> Batch {
info!("Get new batch called");
let (id, batch) = self.get_batch.recv().expect("Lost connection to the leader");
info!("Got a new batch");
self.batch_id = id;
*self.batch_id.write().unwrap() = id;
batch
}
pub fn ready_to_commit(&mut self) {
pub fn ready_to_commit(&self) {
info!("I'm ready to commit");
self.sender.send(FollowerMsg::ReadyToCommit(self.batch_id)).unwrap();
let batch_id = self.batch_id.read().unwrap();
self.sender.send(FollowerMsg::ReadyToCommit(*batch_id)).unwrap();
loop {
let id = self.must_commit.recv().expect("Lost connection to the leader");
#[allow(clippy::comparison_chain)]
if id == self.batch_id {
if id == *batch_id {
break;
} else if id > self.batch_id {
} else if id > *batch_id {
panic!("We missed a batch");
}
}
info!("I got the right to commit");
}
pub fn get_new_task(&mut self) -> (Task, Option<Vec<u8>>) {
pub fn get_new_task(&self) -> (Task, Option<Vec<u8>>) {
self.register_new_task.recv().unwrap()
}
}