Add the `exportPuffinReports` option to the runtime features route

index-scheduler/src/features.rs

@@ -67,6 +67,19 @@ impl RoFeatures {
             .into())
         }
     }
+
+    pub fn check_puffin(&self) -> Result<()> {
+        if self.runtime.export_puffin_reports {
+            Ok(())
+        } else {
+            Err(FeatureNotEnabledError {
+                disabled_action: "Outputting Puffin reports to disk",
+                feature: "export puffin reports",
+                issue_link: "https://github.com/meilisearch/product/discussions/693",
+            }
+            .into())
+        }
+    }
 }
 
 impl FeatureData {

meilisearch-types/src/features.rs

@@ -5,6 +5,7 @@ use serde::{Deserialize, Serialize};
 pub struct RuntimeTogglableFeatures {
     pub score_details: bool,
     pub vector_store: bool,
+    pub export_puffin_reports: bool,
 }
 
 #[derive(Default, Debug, Clone, Copy)]

meilisearch/src/routes/features.rs

@@ -44,6 +44,8 @@ pub struct RuntimeTogglableFeatures {
     pub score_details: Option<bool>,
     #[deserr(default)]
     pub vector_store: Option<bool>,
+    #[deserr(default)]
+    pub export_puffin_reports: Option<bool>,
 }
 
 async fn patch_features(
@@ -58,23 +60,30 @@ async fn patch_features(
     let features = index_scheduler.features()?;
 
     let old_features = features.runtime_features();
-
     let new_features = meilisearch_types::features::RuntimeTogglableFeatures {
         score_details: new_features.0.score_details.unwrap_or(old_features.score_details),
         vector_store: new_features.0.vector_store.unwrap_or(old_features.vector_store),
+        export_puffin_reports: new_features
+            .0
+            .export_puffin_reports
+            .unwrap_or(old_features.export_puffin_reports),
     };
 
     // explicitly destructure for analytics rather than using the `Serialize` implementation, because
     // the it renames to camelCase, which we don't want for analytics.
     // **Do not** ignore fields with `..` or `_` here, because we want to add them in the future.
-    let meilisearch_types::features::RuntimeTogglableFeatures { score_details, vector_store } =
-        new_features;
+    let meilisearch_types::features::RuntimeTogglableFeatures {
+        score_details,
+        vector_store,
+        export_puffin_reports,
+    } = new_features;
 
     analytics.publish(
         "Experimental features Updated".to_string(),
         json!({
             "score_details": score_details,
             "vector_store": vector_store,
+            "export_puffin_reports": export_puffin_reports,
         }),
         Some(&req),
     );