bug:SP-3547 enables OpenTelemetry metrics initialization

CHANGELOG.md

@@ -4,6 +4,10 @@
 ### Added
 - Upcoming changes...
 
+## [0.8.1] - 2025-10-16
+### Fixed
+- Fixed OpenTelemetry metrics initialization by exporting SetupMetrics function and calling it on server startup
+
 ## [0.8.0] - 2025-10-13
 ### Added
 - Added telemetry request time in cryptography handlers
@@ -28,7 +32,6 @@
 ### Updated
 - Upgraded scanoss/papi dependency to v0.25.1
 
-
 ## [0.7.1] - 2025-10-02
 ### Bug
 - Fixed response status for batch operations
@@ -93,6 +96,7 @@
 - Remove from list those versions that do not contain detections
 - Detailed response status message.
 
+[0.8.1]: https://github.com/scanoss/cryptography/compare/v0.8.0...v0.8.1
 [0.8.0]: https://github.com/scanoss/cryptography/compare/v0.7.1...v0.8.0
 [0.7.1]: https://github.com/scanoss/cryptography/compare/v0.7.0...v0.7.1
 [0.7.0]: https://github.com/scanoss/cryptography/compare/v0.6.0...v0.7.0

pkg/handlers/cryptography_support.go

@@ -43,9 +43,8 @@ var oltpMetrics = metricsCounters{}
 //
 // This function initializes histogram metrics for tracking request durations.
 // It should be called once during handler initialization to set up the metrics infrastructure.
-//
-//nolint:unused
-func setupMetrics() {
+
+func SetupMetrics() {
 	meter := otel.Meter("scanoss.com/cryptography")
 	oltpMetrics.cryptoAlgorithmsHistogram, _ = meter.Int64Histogram("crypto.algorithms.req_time", metric.WithDescription("The time taken to run a crypto algorithms request (ms)"))
 }

pkg/service/cryptography_service.go

@@ -44,7 +44,8 @@ type cryptographyServer struct {
 
 // NewCryptographyServer creates a new instance of Cryptography Server.
 func NewCryptographyServer(db *sqlx.DB, config *myconfig.ServerConfig) pb.CryptographyServer {
-	// setupMetrics()
+	// Setups metrics
+	handlers.SetupMetrics()
 	return &cryptographyServer{db: db, config: config,
 		algorithmHandler:        handlers.NewCryptographyAlgorithmHandler(db, config),
 		algorithmInRangeHandler: handlers.NewAlgorithmInRangeHandler(db, config),