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gentler parsing of new head blocks

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This commit is contained in:
Bryan Stitt 2023-06-13 09:31:22 -07:00
parent 602b0117c4
commit 1473ccb085
2 changed files with 62 additions and 56 deletions
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34
web3_proxy/src/rpcs/many.rs
View File

@ -222,9 +222,15 @@ impl Web3Rpcs {
self.by_name.store(Arc::new(new_by_name));
if let Some(old_rpc) = old_rpc {
if old_rpc.head_block.as_ref().unwrap().borrow().is_some() {
if old_rpc
.head_block_sender
.as_ref()
.unwrap()
.borrow()
.is_some()
{
let mut new_head_receiver =
rpc.head_block.as_ref().unwrap().subscribe();
rpc.head_block_sender.as_ref().unwrap().subscribe();
debug!("waiting for new {} to sync", rpc);
// TODO: maximum wait time or this could block things for too long
@ -1367,42 +1373,42 @@ mod tests {
Web3Rpc {
name: "a".to_string(),
tier: 0.into(),
head_block: Some(tx_a),
head_block_sender: Some(tx_a),
peak_latency: Some(new_peak_latency()),
..Default::default()
},
Web3Rpc {
name: "b".to_string(),
tier: 0.into(),
head_block: Some(tx_b),
head_block_sender: Some(tx_b),
peak_latency: Some(new_peak_latency()),
..Default::default()
},
Web3Rpc {
name: "c".to_string(),
tier: 0.into(),
head_block: Some(tx_c),
head_block_sender: Some(tx_c),
peak_latency: Some(new_peak_latency()),
..Default::default()
},
Web3Rpc {
name: "d".to_string(),
tier: 1.into(),
head_block: Some(tx_d),
head_block_sender: Some(tx_d),
peak_latency: Some(new_peak_latency()),
..Default::default()
},
Web3Rpc {
name: "e".to_string(),
tier: 1.into(),
head_block: Some(tx_e),
head_block_sender: Some(tx_e),
peak_latency: Some(new_peak_latency()),
..Default::default()
},
Web3Rpc {
name: "f".to_string(),
tier: 1.into(),
head_block: Some(tx_f),
head_block_sender: Some(tx_f),
peak_latency: Some(new_peak_latency()),
..Default::default()
},
@ -1458,7 +1464,7 @@ mod tests {
backup: false,
block_data_limit: block_data_limit.into(),
// tier: 0,
head_block: Some(tx_synced),
head_block_sender: Some(tx_synced),
peak_latency: Some(new_peak_latency()),
..Default::default()
};
@ -1472,7 +1478,7 @@ mod tests {
backup: false,
block_data_limit: block_data_limit.into(),
// tier: 0,
head_block: Some(tx_lagged),
head_block_sender: Some(tx_lagged),
peak_latency: Some(new_peak_latency()),
..Default::default()
};
@ -1742,7 +1748,7 @@ mod tests {
backup: false,
block_data_limit: 64.into(),
// tier: 1,
head_block: Some(tx_pruned),
head_block_sender: Some(tx_pruned),
..Default::default()
};
@ -1755,7 +1761,7 @@ mod tests {
backup: false,
block_data_limit: u64::MAX.into(),
// tier: 2,
head_block: Some(tx_archive),
head_block_sender: Some(tx_archive),
..Default::default()
};
@ -1924,7 +1930,7 @@ mod tests {
backup: false,
block_data_limit: 64.into(),
// tier: 0,
head_block: Some(tx_mock_geth),
head_block_sender: Some(tx_mock_geth),
peak_latency: Some(new_peak_latency()),
..Default::default()
};
@ -1936,7 +1942,7 @@ mod tests {
backup: false,
block_data_limit: u64::MAX.into(),
// tier: 1,
head_block: Some(tx_mock_erigon_archive),
head_block_sender: Some(tx_mock_erigon_archive),
peak_latency: Some(new_peak_latency()),
..Default::default()
};

84
web3_proxy/src/rpcs/one.rs
View File

@ -62,7 +62,7 @@ pub struct Web3Rpc {
/// TODO: have an enum for this so that "no limit" prints pretty?
pub(super) block_data_limit: AtomicU64,
/// head_block is only inside an Option so that the "Default" derive works. it will always be set.
pub(super) head_block: Option<watch::Sender<Option<Web3ProxyBlock>>>,
pub(super) head_block_sender: Option<watch::Sender<Option<Web3ProxyBlock>>>,
/// Track head block latency
pub(super) head_latency: RwLock<EwmaLatency>,
/// Track peak request latency
@ -197,7 +197,7 @@ impl Web3Rpc {
display_name: config.display_name,
hard_limit,
hard_limit_until: Some(hard_limit_until),
head_block: Some(head_block),
head_block_sender: Some(head_block),
http_provider,
name,
peak_latency: Some(peak_latency),
@ -234,7 +234,7 @@ impl Web3Rpc {
/// TODO: should this return a struct that implements sorting traits?
fn sort_on(&self, max_block: Option<U64>) -> (bool, u32, Reverse<U64>) {
let mut head_block = self
.head_block
.head_block_sender
.as_ref()
.and_then(|x| x.borrow().as_ref().map(|x| *x.number()))
.unwrap_or_default();
@ -380,7 +380,7 @@ impl Web3Rpc {
/// TODO: get rid of this now that consensus rpcs does it
pub fn has_block_data(&self, needed_block_num: &U64) -> bool {
let head_block_num = match self.head_block.as_ref().unwrap().borrow().as_ref() {
let head_block_num = match self.head_block_sender.as_ref().unwrap().borrow().as_ref() {
None => return false,
Some(x) => *x.number(),
};
@ -452,56 +452,56 @@ impl Web3Rpc {
block_sender: &flume::Sender<BlockAndRpc>,
block_map: &BlocksByHashCache,
) -> Web3ProxyResult<()> {
let head_block_sender = self.head_block_sender.as_ref().unwrap();
let new_head_block = match new_head_block {
Ok(None) => {
let head_block_tx = self.head_block.as_ref().unwrap();
Ok(x) => {
let x = x.and_then(Web3ProxyBlock::try_new);
if head_block_tx.borrow().is_none() {
// we previously sent a None. return early
return Ok(());
}
match x {
None => {
if head_block_sender.borrow().is_none() {
// we previously sent a None. return early
return Ok(());
}
let age = self.created_at.unwrap().elapsed().as_millis();
let age = self.created_at.unwrap().elapsed().as_millis();
debug!("clearing head block on {} ({}ms old)!", self, age);
debug!("clearing head block on {} ({}ms old)!", self, age);
head_block_tx.send_replace(None);
head_block_sender.send_replace(None);
None
}
Ok(Some(new_head_block)) => {
let new_head_block = Web3ProxyBlock::try_new(new_head_block)
.expect("blocks from newHeads subscriptions should also convert");
None
}
Some(new_head_block) => {
let new_hash = *new_head_block.hash();
let new_hash = *new_head_block.hash();
// if we already have this block saved, set new_head_block to that arc. otherwise store this copy
let new_head_block = block_map
.get_with_by_ref(&new_hash, async move { new_head_block })
.await;
// if we already have this block saved, set new_head_block to that arc. otherwise store this copy
let new_head_block = block_map
.get_with_by_ref(&new_hash, async move { new_head_block })
.await;
// save the block so we don't send the same one multiple times
// also save so that archive checks can know how far back to query
head_block_sender.send_replace(Some(new_head_block.clone()));
// save the block so we don't send the same one multiple times
// also save so that archive checks can know how far back to query
self.head_block
.as_ref()
.unwrap()
.send_replace(Some(new_head_block.clone()));
if self.block_data_limit() == U64::zero() {
if let Err(err) = self.check_block_data_limit().await {
warn!(
"failed checking block limit after {} finished syncing. {:?}",
self, err
);
}
}
if self.block_data_limit() == U64::zero() {
if let Err(err) = self.check_block_data_limit().await {
warn!(
"failed checking block limit after {} finished syncing. {:?}",
self, err
);
Some(new_head_block)
}
}
Some(new_head_block)
}
Err(err) => {
warn!("unable to get block from {}. err={:?}", self, err);
self.head_block.as_ref().unwrap().send_replace(None);
head_block_sender.send_replace(None);
None
}
@ -524,7 +524,7 @@ impl Web3Rpc {
self: &Arc<Self>,
error_handler: Option<RequestErrorHandler>,
) -> Web3ProxyResult<()> {
let head_block = self.head_block.as_ref().unwrap().borrow().clone();
let head_block = self.head_block_sender.as_ref().unwrap().borrow().clone();
if let Some(head_block) = head_block {
let head_block = head_block.block;
@ -1110,7 +1110,7 @@ impl Serialize for Web3Rpc {
// TODO: maybe this is too much data. serialize less?
{
let head_block = self.head_block.as_ref().unwrap();
let head_block = self.head_block_sender.as_ref().unwrap();
let head_block = head_block.borrow();
let head_block = head_block.as_ref();
state.serialize_field("head_block", &head_block)?;
@ -1192,7 +1192,7 @@ mod tests {
automatic_block_limit: false,
backup: false,
block_data_limit: block_data_limit.into(),
head_block: Some(tx),
head_block_sender: Some(tx),
..Default::default()
};
@ -1226,7 +1226,7 @@ mod tests {
automatic_block_limit: false,
backup: false,
block_data_limit: block_data_limit.into(),
head_block: Some(tx),
head_block_sender: Some(tx),
..Default::default()
};