tornadocontrib/ web3-proxy
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add 3 tries

This commit is contained in:
Bryan Stitt 2023-06-26 21:08:32 -07:00
parent 54107a390b
commit f68964f63d
1 changed files with 32 additions and 15 deletions
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47
web3_proxy/src/app/mod.rs
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@ -1119,8 +1119,7 @@ impl Web3ProxyApp {
.await
}
///
// TODO: is this a good return type? i think the status code should be one level higher
/// proxy request with up to 3 tries.
async fn proxy_request(
self: &Arc<Self>,
request: JsonRpcRequest,
@ -1137,20 +1136,38 @@ impl Web3ProxyApp {
let response_id = request.id;
let (code, response_data) = match self
._proxy_request_with_caching(
&request.method,
request.params,
head_block_num,
&request_metadata,
)
.await
{
Ok(response_data) => (StatusCode::OK, response_data),
Err(err) => err.as_response_parts(),
};
let mut tries = 3;
let mut code;
let mut response;
while tries > 0 {
// TODO: make sure this doesn't retry jsonrpc errors
let response_data;
(code, response_data) = match self
._proxy_request_with_caching(
&request.method,
request.params,
head_block_num,
&request_metadata,
)
.await
{
Ok(response_data) => (StatusCode::OK, response_data),
Err(err) => err.as_response_parts(),
};
let response = JsonRpcForwardedResponse::from_response_data(response_data, response_id);
response = JsonRpcForwardedResponse::from_response_data(response_data, response_id);
if code == StatusCode::OK {
break;
}
// TODO: emit a stat?
// TODO: only log params in development
warn!(method=%request.method, params=?request.params, ?response, "request failed");
tries -= 1;
}
let response = response.expect("we definitely looped at least once");
// TODO: this serializes twice :/
request_metadata.add_response(ResponseOrBytes::Response(&response));