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feat(routing): Added logs for routing #3097

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feat(routing): Added logs for routing #3097

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8a8a638
feat(routing): Added logs for routing
Sarthak1799 Dec 8, 2023
8e60b4b
refactor(routing): Added more logs
Sarthak1799 Dec 21, 2023
7d74f6c
fix(routing): Resolved comments
Sarthak1799 Jan 3, 2024
a51f873
Merge branch 'main' into logs-in-routing
vspecky Jan 18, 2024
9475e7d
refactor(routing): Added more logs
Sarthak1799 Feb 1, 2024
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9 changes: 9 additions & 0 deletions crates/router/src/core/payments.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -463,6 +463,9 @@ where
.await
.change_context(errors::ApiErrorResponse::InternalServerError)
.attach_printable("Could not decode the conditional config")?;

logger::debug!(ConditionalConfigs=?output, "Conditional Config after dsl execute");
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payment_data.payment_attempt.authentication_type = payment_data
.payment_attempt
.authentication_type
Expand Down Expand Up @@ -2532,6 +2535,8 @@ where
.change_context(errors::ApiErrorResponse::InternalServerError)
.attach_printable("Failed execution of straight through routing")?;

logger::debug!(routable_connector_choice=?connectors, "Routing: Initiating Straight through routing (from request) with list of connectors: ");

if check_eligibility {
connectors = routing::perform_eligibility_analysis_with_fallback(
&state.clone(),
Expand Down Expand Up @@ -2591,6 +2596,8 @@ where
.change_context(errors::ApiErrorResponse::InternalServerError)
.attach_printable("Failed execution of straight through routing")?;

logger::debug!(routable_connector_choice=?connectors, "Routing: Initiating Straight through routing (fallback to DB) with list of connectors: ");

if check_eligibility {
connectors = routing::perform_eligibility_analysis_with_fallback(
&state,
Expand Down Expand Up @@ -2791,6 +2798,8 @@ pub async fn route_connector_v1<F>(
where
F: Send + Clone,
{
logger::debug!("Routing: Initiating routing via merchant config");
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let routing_algorithm = if cfg!(feature = "business_profile_routing") {
business_profile.routing_algorithm.clone()
} else {
Expand Down
27 changes: 26 additions & 1 deletion crates/router/src/core/payments/routing.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -208,9 +208,12 @@ pub async fn perform_static_routing_v1<F: Clone>(
algorithm_ref: routing_types::RoutingAlgorithmRef,
payment_data: &mut payments_oss::PaymentData<F>,
) -> RoutingResult<Vec<routing_types::RoutableConnectorChoice>> {
logger::debug!("Routing: Initiating Static Routing...");

let algorithm_id = if let Some(id) = algorithm_ref.algorithm_id {
id
} else {
logger::debug!("StaticRouting: fallback to merchant default config");
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let fallback_config = routing_helpers::get_merchant_default_config(
&*state.clone().store,
#[cfg(not(feature = "profile_specific_fallback_routing"))]
Expand Down Expand Up @@ -294,6 +297,7 @@ async fn ensure_algorithm_cached_v1(
.attach_printable("Error checking expiry of DSL in cache")?;

if !present || expired {
logger::debug!("Routing: Routing cache not present or expired, initiating refresh...");
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refresh_routing_cache_v1(
state,
key.clone(),
Expand Down Expand Up @@ -335,6 +339,8 @@ fn execute_dsl_and_get_connector_v1(
backend_input: dsl_inputs::BackendInput,
interpreter: &backend::VirInterpreterBackend<ConnectorSelection>,
) -> RoutingResult<Vec<routing_types::RoutableConnectorChoice>> {
logger::debug!("Routing: Initiating DSL execution");

let routing_output: routing_types::RoutingAlgorithm = interpreter
.execute(backend_input)
.map(|out| out.connector_selection.foreign_into())
Expand Down Expand Up @@ -486,6 +492,7 @@ pub async fn get_merchant_kgraph<'a>(
.attach_printable("when checking kgraph expiry")?;

if !kgraph_present || kgraph_expired {
logger::debug!("Routing: kgraph cache not present or expired, initiating refresh");
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refresh_kgraph_cache(
state,
key_store,
Expand Down Expand Up @@ -634,6 +641,7 @@ pub async fn perform_fallback_routing<F: Clone>(
eligible_connectors: Option<&Vec<api_enums::RoutableConnectors>>,
#[cfg(feature = "business_profile_routing")] profile_id: Option<String>,
) -> RoutingResult<Vec<routing_types::RoutableConnectorChoice>> {
logger::debug!("Routing: Initiating fallback routing");
let fallback_config = routing_helpers::get_merchant_default_config(
&*state.store,
#[cfg(not(feature = "profile_specific_fallback_routing"))]
Expand Down Expand Up @@ -674,6 +682,8 @@ pub async fn perform_eligibility_analysis_with_fallback<F: Clone>(
eligible_connectors: Option<Vec<api_enums::RoutableConnectors>>,
#[cfg(feature = "business_profile_routing")] profile_id: Option<String>,
) -> RoutingResult<Vec<routing_types::RoutableConnectorChoice>> {
logger::debug!("Routing: Initiating eligibility analysis");
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let mut final_selection = perform_eligibility_analysis(
state,
key_store,
Expand All @@ -686,6 +696,12 @@ pub async fn perform_eligibility_analysis_with_fallback<F: Clone>(
)
.await?;

let selected_connectors = final_selection
.iter()
.map(|item| item.connector)
.collect::<Vec<_>>();
logger::debug!(final_selected_connectors_before_fallback=?selected_connectors, "List of final selected connectors before fallback");

let fallback_selection = perform_fallback_routing(
state,
key_store,
Expand All @@ -712,7 +728,8 @@ pub async fn perform_eligibility_analysis_with_fallback<F: Clone>(
.iter()
.map(|item| item.connector)
.collect::<Vec<_>>();
logger::debug!(final_selected_connectors_for_routing=?final_selected_connectors, "List of final selected connectors for routing");

logger::debug!(final_selected_connectors_for_routing=?final_selected_connectors, "List of final selected connectors for routing after fallback");

Ok(final_selection)
}
Expand Down Expand Up @@ -942,6 +959,12 @@ async fn perform_session_routing_for_pm_type(
)
.await?;

let selected_connectors = final_selection
.iter()
.map(|item| item.connector)
.collect::<Vec<_>>();
logger::debug!(final_selected_connectors_before_fallback=?selected_connectors, "List of final selected connectors for session after filtering");

if final_selection.is_empty() {
let fallback = routing_helpers::get_merchant_default_config(
&*session_pm_input.state.clone().store,
Expand Down Expand Up @@ -972,6 +995,8 @@ async fn perform_session_routing_for_pm_type(
.await?;
}

logger::debug!(selected_connectors_for_routing=?final_selection, "List of selected connectors for session after fallback");

let mut final_choice: Option<(api::ConnectorData, Option<String>)> = None;

for selection in final_selection {
Expand Down
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