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feat(graph-proxy): test #1146

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d8b091d
feat(graph-proxy): test
teoching0705 Feb 4, 2026
2e5cbf8
feat(graph-proxy): test
teoching0705 Feb 4, 2026
31ed35e
feat(graph-proxy): test
teoching0705 Feb 4, 2026
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23 changes: 20 additions & 3 deletions backend/graph-proxy/src/graphql/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -22,8 +22,8 @@ use self::{
workflows::{Workflow, WorkflowsQuery},
};
use async_graphql::{
parser::parse_query, Context, InputObject, MergedObject, MergedSubscription, Object, Schema,
SchemaBuilder, SimpleObject, Union, ID,
extensions::Analyzer, parser::parse_query, Context, InputObject, MergedObject,
MergedSubscription, Object, Schema, SchemaBuilder, SimpleObject, Union, Value, ID,
};
use async_graphql_axum::{GraphQLRequest, GraphQLResponse};
use axum::extract::State;
Expand All @@ -47,6 +47,7 @@ pub fn root_schema_builder() -> SchemaBuilder<Query, Mutation, Subscription> {
Subscription::default(),
)
.enable_federation()
.extension(Analyzer)
}

/// The root query of the service
Expand Down Expand Up @@ -158,7 +159,23 @@ pub async fn graphql_handler(
};

let auth_token = auth_token_header.map(|header| header.0);
let response = state.schema.execute(query.data(auth_token)).await;
let mut response = state.schema.execute(query.data(auth_token)).await;
if let Some(Value::Object(analyzer)) = response.extensions.remove("analyzer") {
let depth = analyzer.get("depth").and_then(|value| match value {
Value::Number(number) => number.as_u64(),
_ => None,
});
if let Some(depth) = depth {
state.metrics_state.query_depth.record(depth, &[]);
}
let complexity = analyzer.get("complexity").and_then(|value| match value {
Value::Number(number) => number.as_u64(),
_ => None,
});
if let Some(complexity) = complexity {
state.metrics_state.query_complexity.record(complexity, &[]);
}
}
let elapsed_ms = start.elapsed().as_secs_f64() * 1000.0;
let status = if response.errors.is_empty() {
"ok"
Expand Down
16 changes: 16 additions & 0 deletions backend/graph-proxy/src/metrics.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,10 @@ pub struct Metrics {
pub request_duration_ms: Histogram<f64>,
/// Total errors on querys and mutations
pub total_errors: Counter<u64>,
/// Query depth
pub query_depth: Histogram<u64>,
/// Query complexity
pub query_complexity: Histogram<u64>,
}

impl Metrics {
Expand All @@ -38,10 +42,22 @@ impl Metrics {
.with_description("The total errors on all querys and mutations.")
.build();

let query_depth = meter
.u64_histogram("graph_proxy_query_depth")
.with_description("GraphQL query depth")
.build();

let query_complexity = meter
.u64_histogram("graph_proxy_query_complexity")
.with_description("GraphQL query complexity")
.build();

Metrics {
total_requests,
request_duration_ms,
total_errors,
query_depth,
query_complexity,
}
}
}
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