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Add metrics to HTTP server

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This commit is contained in:
Paul Hauner
2019-08-12 14:30:46 +10:00
parent cac0e5c832
commit af334b2cf0
3 changed files with 36 additions and 4 deletions
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17
beacon_node/rest_api/src/lib.rs
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@@ -1,5 +1,6 @@
extern crate futures;
extern crate hyper;
#[macro_use]
extern crate lazy_static;
mod beacon;
mod config;
mod helpers;
@@ -100,6 +101,9 @@ pub fn start_server<T: BeaconChainTypes + Clone + 'static>(
// Create a simple handler for the router, inject our stateful objects into the request.
service_fn_ok(move |mut req| {
metrics::inc_counter(&metrics::REQUEST_COUNT);
let timer = metrics::start_timer(&metrics::REQUEST_RESPONSE_TIME);
req.extensions_mut().insert::<slog::Logger>(log.clone());
req.extensions_mut()
.insert::<Arc<BeaconChain<T>>>(beacon_chain.clone());
@@ -117,9 +121,10 @@ pub fn start_server<T: BeaconChainTypes + Clone + 'static>(
_ => Err(ApiError::MethodNotAllowed(path.clone())),
};
match result {
let response = match result {
// Return the `hyper::Response`.
Ok(response) => {
metrics::inc_counter(&metrics::SUCCESS_COUNT);
slog::debug!(log, "Request successful: {:?}", path);
response
}
@@ -128,7 +133,11 @@ pub fn start_server<T: BeaconChainTypes + Clone + 'static>(
slog::debug!(log, "Request failure: {:?}", path);
e.into()
}
}
};
metrics::stop_timer(timer);
response
})
};