chore(metrics): Remove support for extrapolation

relay-dynamic-config/src/global.rs

@@ -184,19 +184,6 @@ pub struct Options {
     )]
     pub span_extraction_sample_rate: Option<f32>,
 
-    /// The maximum duplication factor used to extrapolate distribution metrics from sampled data.
-    ///
-    /// This applies as long as Relay duplicates distribution values to extrapolate. The default is
-    /// `0`, which disables extrapolation of distributions completely. This option does not apply to
-    /// any other metric types.
-    #[serde(
-        default,
-        rename = "sentry-metrics.extrapolation.duplication-limit",
-        deserialize_with = "default_on_error",
-        skip_serializing_if = "is_default"
-    )]
-    pub extrapolation_duplication_limit: usize,
-
     /// List of values on span description that are allowed to be sent to Sentry without being scrubbed.
     ///
     /// At this point, it doesn't accept IP addresses in CIDR format.. yet.

relay-dynamic-config/src/metrics.rs

@@ -302,10 +302,6 @@ pub struct MetricExtractionConfig {
     #[serde(default, skip_serializing_if = "Vec::is_empty")]
     pub tags: Vec<TagMapping>,
 
-    /// Extrapolation for metrics extracted from sampled data.
-    #[serde(default, skip_serializing_if = "ExtrapolationConfig::is_empty")]
-    pub extrapolate: ExtrapolationConfig,
-
     /// This config has been extended with fields from `conditional_tagging`.
     ///
     /// At the moment, Relay will parse `conditional_tagging` rules and insert them into the `tags`
@@ -343,7 +339,6 @@ impl MetricExtractionConfig {
             global_groups: BTreeMap::new(),
             metrics: Default::default(),
             tags: Default::default(),
-            extrapolate: Default::default(),
             _conditional_tags_extended: false,
             _span_metrics_extended: false,
         }
@@ -643,39 +638,6 @@ pub fn convert_conditional_tagging(project_config: &mut ProjectConfig) {
     }
 }
 
-/// Configuration for metric extrapolation from sampled data.
-#[derive(Clone, Debug, Default, Serialize, Deserialize)]
-#[serde(rename_all = "camelCase")]
-pub struct ExtrapolationConfig {
-    /// A list of MRI glob patterns to include in extrapolation.
-    #[serde(default)]
-    pub include: Vec<LazyGlob>,
-
-    /// A list of MRI glob patterns to exclude from extrapolation, overriding inclusion.
-    #[serde(default)]
-    pub exclude: Vec<LazyGlob>,
-}
-
-impl ExtrapolationConfig {
-    /// Returns `true` if this config is empty.
-    pub fn is_empty(&self) -> bool {
-        self.include.is_empty()
-    }
-
-    /// Returns `true` if the given metric resource identifier matches the include and exclude
-    /// patterns.
-    pub fn matches(&self, mri: &str) -> bool {
-        !self
-            .exclude
-            .iter()
-            .any(|glob| glob.compiled().is_match(mri))
-            && self
-                .include
-                .iter()
-                .any(|glob| glob.compiled().is_match(mri))
-    }
-}
-
 struct TaggingRuleConverter<I: Iterator<Item = TaggingRule>> {
     rules: std::iter::Peekable<I>,
     tags: Vec<TagSpec>,
@@ -854,23 +816,4 @@ mod tests {
             vec!["tag1"]
         );
     }
-
-    #[test]
-    fn test_extrapolation() {
-        let json = serde_json::json!({
-            "version": 1,
-            "extrapolate": {
-                "include": ["?:transactions/*", "?:spans/*", "?:custom/*"],
-                "exclude": ["c:spans/usage@none", "c:transactions/usage@none", "c:transactions/count_per_root_project@none"]
-            }
-        });
-
-        let config: MetricExtractionConfig = serde_json::from_value(json).unwrap();
-        let extrapolate = config.extrapolate;
-
-        assert!(!extrapolate.is_empty());
-        assert!(extrapolate.matches("d:custom/foo@none"));
-        assert!(extrapolate.matches("d:spans/foo@none"));
-        assert!(!extrapolate.matches("c:spans/usage@none"));
-    }
 }