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try_send_all_synced_connections for getting transactions

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This commit is contained in:
Bryan Stitt 2023-10-03 21:35:25 -07:00
parent 633177c0a6
commit c1c127e6bd
2 changed files with 22 additions and 24 deletions
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31
web3_proxy/src/app/mod.rs
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@ -1365,15 +1365,15 @@ impl Web3ProxyApp {
// TODO: timeout
// TODO: change this to send serially until we get a success
let result = self
let mut result = self
.balanced_rpcs
.try_proxy_connection::<serde_json::Value>(
.try_send_all_synced_connections::<serde_json::Value>(
web3_request,
Some(Duration::from_secs(30)),
Some(crate::rpcs::request::RequestErrorHandler::DebugLevel),
None,
)
.await?
.parsed()
.await?
.into_result();
.await;
// if we got "null" or "", it is probably because the tx is old. retry on nodes with old block data
// TODO: this feels fragile. how should we do this better/
@ -1391,22 +1391,21 @@ impl Web3ProxyApp {
.archive_request
.store(true, atomic::Ordering::Relaxed);
self
// TODO: we don't actually want try_send_all. we want the first non-null, non-error response
result = self
.balanced_rpcs
.try_proxy_connection::<Arc<RawValue>>(
.try_send_all_synced_connections::<serde_json::Value>(
web3_request,
// Some(Duration::from_secs(30)),
// // TODO: should this be block 0 instead?
// Some(&U64::one()),
// // TODO: is this a good way to allow lagged archive nodes a try
// Some(&head_block_num.saturating_sub(5.into()).clamp(U64::one(), U64::MAX)),
Some(Duration::from_secs(30)),
Some(crate::rpcs::request::RequestErrorHandler::DebugLevel),
None,
)
.await?
} else {
jsonrpc::ParsedResponse::from_value(result?, web3_request.id()).into()
.await;
}
// TODO: if parsed is an error, return a null instead
jsonrpc::ParsedResponse::from_value(result?, web3_request.id()).into()
}
// TODO: eth_gasPrice that does awesome magic to predict the future
"eth_hashrate" => jsonrpc::ParsedResponse::from_value(json!(U64::zero()), web3_request.id()).into(),

15
web3_proxy/src/rpcs/many.rs
View File

@ -22,7 +22,6 @@ use moka::future::CacheBuilder;
use parking_lot::RwLock;
use serde::ser::{SerializeStruct, Serializer};
use serde::Serialize;
use serde_json::value::RawValue;
use std::borrow::Cow;
use std::cmp::min_by_key;
use std::fmt::{self, Display};
@ -370,12 +369,12 @@ impl Web3Rpcs {
}
/// Send the same request to all the handles. Returning the most common success or most common error.
/// TODO: option to return the fastest response and handles for all the others instead?
pub async fn try_send_parallel_requests(
/// TODO: option to return the fastest (non-null, non-error) response and handles for all the others instead?
pub async fn try_send_parallel_requests<R: JsonRpcResultData>(
&self,
active_request_handles: Vec<OpenRequestHandle>,
max_wait: Option<Duration>,
) -> Result<Arc<RawValue>, Web3ProxyError> {
) -> Result<R, Web3ProxyError> {
// TODO: if only 1 active_request_handles, do self.try_send_request?
let max_wait = max_wait.unwrap_or_else(|| Duration::from_secs(300));
@ -384,7 +383,7 @@ impl Web3Rpcs {
let responses = active_request_handles
.into_iter()
.map(|active_request_handle| async move {
let result: Result<Result<Arc<RawValue>, Web3ProxyError>, Web3ProxyError> =
let result: Result<Result<R, Web3ProxyError>, Web3ProxyError> =
timeout(max_wait, async {
match active_request_handle.request().await {
Ok(response) => match response.parsed().await {
@ -400,7 +399,7 @@ impl Web3Rpcs {
result.flatten()
})
.collect::<FuturesUnordered<_>>()
.collect::<Vec<Result<Arc<RawValue>, Web3ProxyError>>>()
.collect::<Vec<Result<R, Web3ProxyError>>>()
.await;
// TODO: Strings are not great keys, but we can't use RawValue or ProviderError as keys because they don't implement Hash or Eq
@ -1049,13 +1048,13 @@ impl Web3Rpcs {
/// be sure there is a timeout on this or it might loop forever
#[allow(clippy::too_many_arguments)]
pub async fn try_send_all_synced_connections(
pub async fn try_send_all_synced_connections<R: JsonRpcResultData>(
self: &Arc<Self>,
web3_request: &Arc<Web3Request>,
max_wait: Option<Duration>,
error_level: Option<RequestErrorHandler>,
max_sends: Option<usize>,
) -> Web3ProxyResult<Arc<RawValue>> {
) -> Web3ProxyResult<R> {
let mut watch_consensus_rpcs = self.watch_ranked_rpcs.subscribe();
// todo!() we are inconsistent with max_wait and web3_request.expires_at