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wait for a provider

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This commit is contained in:
Bryan Stitt 2023-03-02 16:52:28 +00:00
parent e688a2e819
commit 258e889f69
1 changed files with 34 additions and 3 deletions
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37
web3_proxy/src/rpcs/one.rs
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@ -899,7 +899,20 @@ impl Web3Rpc {
) -> anyhow::Result<()> {
trace!("watching new heads on {}", self);
let unlocked_provider = self.provider.read().await;
let mut unlocked_provider = self.provider.read().await;
let mut logged = false;
while unlocked_provider.is_none() {
// trace!("waiting on unlocked_provider: locking...");
sleep(Duration::from_millis(100)).await;
if !logged {
debug!("no provider for subscribe_new_heads on {}", self.rpc);
logged = true;
}
unlocked_provider = self.rpc.provider.read().await.clone();
}
match unlocked_provider.as_deref() {
Some(Web3Provider::Http(_client)) => {
@ -1060,7 +1073,7 @@ impl Web3Rpc {
// TODO: we probably don't want a warn and to return error
debug!("new_heads subscription to {} ended", self);
}
None => todo!("what should happen now? wait for a connection?"),
None => unimplemented!("there should always be a provider"),
#[cfg(test)]
Some(Web3Provider::Mock) => unimplemented!(),
}
@ -1080,7 +1093,25 @@ impl Web3Rpc {
) -> anyhow::Result<()> {
// TODO: give this a separate client. don't use new_head_client for everything. especially a firehose this big
// TODO: timeout
let provider = self.provider.read().await;
let mut provider = self.provider.read().await;
let mut logged = false;
while provider.is_none() {
// trace!("waiting on provider: locking...");
sleep(Duration::from_millis(100)).await;
if !logged {
debug!(
"no provider for subscribe_pending_transactions handle on {}",
self.rpc
);
logged = true;
}
provider = self.rpc.provider.read().await.clone();
}
let provider = provider.expect("provider was checked already");
trace!("watching pending transactions on {}", self);
// TODO: does this keep the lock open for too long?