feat: enable prometheus endpoint when the port is set (#1163)

ceramicnetwork · Sep 13, 2023 · 078f0b2 · 078f0b2
1 parent afd6e20
commit 078f0b2
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Showing 3 changed files with 5 additions and 3 deletions.
diff --git a/config/default.json b/config/default.json
@@ -56,7 +56,8 @@
   "metrics": {
     "collectorHost": "",
     "exportIntervalMillis": 60000,
-    "exportTimeoutMillis": 30000
+    "exportTimeoutMillis": 30000,
+    "prometheusPort": 0
   },
   "db": {
     "client": "postgresql",

diff --git a/config/env/dev.json b/config/env/dev.json
@@ -57,7 +57,8 @@
     "collectorHost": "@@COLLECTOR_HOSTNAME",
     "traceRatio": "@@METRICS_TRACE_RATIO",
     "exportIntervalMillis": "@@METRICS_EXPORT_INTERVAL_MS",
-    "exportTimeoutMillis": "@@METRICS_EXPORT_TIMEOUT_MS"
+    "exportTimeoutMillis": "@@METRICS_EXPORT_TIMEOUT_MS",
+    "prometheusPort": "@@METRICS_PROMETHEUS_PORT"
   },
   "db": {
     "connection": {

diff --git a/src/app.ts b/src/app.ts
@@ -121,7 +121,7 @@ export class CeramicAnchorApp {
         DEFAULT_TRACE_SAMPLE_RATIO,
         null,    // no logging inside metrics
         false,   // do not append total to counters automatically
-        0,       // do not turn on the prometheus exporter (use collector only)
+        this.config.metrics.prometheusPort, // turn on the prometheus exporter if port is set
         this.config.metrics.exportIntervalMillis,
         this.config.metrics.exportTimeoutMillis
       )