fix: add config to disable exemplar

VoodooTeam · Dec 11, 2023 · 9a55230 · 9a55230
1 parent 78055fd
commit 9a55230
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Showing 2 changed files with 10 additions and 2 deletions.
diff --git a/index.js b/index.js
@@ -34,6 +34,9 @@ class APM {
         if (!Object.prototype.hasOwnProperty.call(config, 'HTTPHook')) {
             config.HTTPHook = true
         }
+        if (!Object.prototype.hasOwnProperty.call(config, 'enableExemplars')) {
+            config.enableExemplars = true
+        }
     }
 
     init () {

diff --git a/src/http_hook.js b/src/http_hook.js
@@ -9,7 +9,7 @@ const init = function (client, config) {
             name: 'http_request_duration_seconds',
             help: 'request duration in seconds',
             labelNames: ['status', 'method', 'route'],
-            enableExemplars: true,
+            enableExemplars: config.enableExemplars,
             buckets: config.HTTP_DURATION_BUCKETS || [0.01, 0.02, 0.05, 0.1, 0.2, 0.5, 1, 2]
         },
         summary: {
@@ -49,7 +49,12 @@ const init = function (client, config) {
                 const value = delta[0] + delta[1] / 1e9
 
                 routeSum.observe(value)
-                routeHist.observe({ labels, value, exemplarLabels })
+
+                if (config.enableExemplars) {
+                    routeHist.observe({ labels, value, exemplarLabels })
+                } else {
+                    routeHist.observe(labels, value)
+                }
             })
         }
         return emit.apply(this, arguments)