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[r2r] improve rpc client rotation of tendermint #1675

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merged 3 commits into from
Feb 23, 2023
Merged

[r2r] improve rpc client rotation of tendermint #1675

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162c800
improve rpc client rotation of tendermint
onur-ozkan Feb 23, 2023
a575c5b
update debug logs of rpc rotation implementation
onur-ozkan Feb 23, 2023
48098fd
fix fmt
onur-ozkan Feb 23, 2023
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25 changes: 14 additions & 11 deletions mm2src/coins/tendermint/tendermint_coin.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,7 @@ use async_trait::async_trait;
use bitcrypto::{dhash160, sha256};
use common::executor::{abortable_queue::AbortableQueue, AbortableSystem};
use common::executor::{AbortedError, Timer};
use common::log::warn;
use common::log::{debug, warn};
use common::{get_utc_timestamp, now_ms, Future01CompatExt, DEX_FEE_ADDR_PUBKEY};
use cosmrs::bank::MsgSend;
use cosmrs::crypto::secp256k1::SigningKey;
Expand Down Expand Up @@ -182,16 +182,19 @@ impl RpcCommonOps for TendermintCoin {
let mut client_impl = self.client.0.lock().await;
// try to find first live client
for (i, client) in client_impl.rpc_clients.clone().into_iter().enumerate() {
if client
.perform(HealthRequest)
.timeout(Duration::from_secs(3))
.await
.is_ok()
{
// Bring the live client to the front of rpc_clients
client_impl.rpc_clients.rotate_left(i);
return Ok(client);
}
match client.perform(HealthRequest).timeout(Duration::from_secs(5)).await {
Ok(Ok(_)) => {
// Bring the live client to the front of rpc_clients
client_impl.rpc_clients.rotate_left(i);
return Ok(client);
},
Ok(Err(rpc_error)) => {
debug!("Could not perform healthcheck on: {:?}. Error: {}", &client, rpc_error);
},
Err(timeout_error) => {
debug!("Healthcheck timeout exceed on: {:?}. Error: {}", &client, timeout_error);
},
};
}
return Err(TendermintCoinRpcError::RpcClientError(
"All the current rpc nodes are unavailable.".to_string(),
Expand Down