tests running

utils/metrics/metrics.go

@@ -0,0 +1,37 @@
+package metrics
+
+import (
+	"github.com/prometheus/client_golang/prometheus"
+	"github.com/prometheus/client_golang/prometheus/promauto"
+)
+
+// Define metrics
+var (
+	// HTTPRequestsTotal counts the number of HTTP requests processed
+	HTTPRequestsTotal = promauto.NewCounterVec(
+		prometheus.CounterOpts{
+			Name: "nba_http_requests_total",
+			Help: "Total number of HTTP requests",
+		},
+		[]string{"method", "endpoint", "status"},
+	)
+
+	// HTTPRequestDuration measures the duration of HTTP requests
+	HTTPRequestDuration = promauto.NewHistogramVec(
+		prometheus.HistogramOpts{
+			Name:    "nba_http_request_duration_seconds",
+			Help:    "HTTP request duration in seconds",
+			Buckets: prometheus.DefBuckets,
+		},
+		[]string{"method", "endpoint"},
+	)
+
+	// DBOperationsTotal counts database operations
+	DBOperationsTotal = promauto.NewCounterVec(
+		prometheus.CounterOpts{
+			Name: "nba_db_operations_total",
+			Help: "Total number of database operations",
+		},
+		[]string{"operation", "entity"},
+	)
+)

utils/middleware/metrics_middleware.go

@@ -0,0 +1,33 @@
+package middleware
+
+import (
+	"strconv"
+	"time"
+
+	"github.com/gofiber/fiber/v2"
+	"github.com/nprasad2077/NBA_Go/utils/metrics"
+)
+
+// MetricsMiddleware tracks HTTP metrics for Prometheus
+func MetricsMiddleware() fiber.Handler {
+	return func(c *fiber.Ctx) error {
+		start := time.Now()
+		
+		// Process request
+		err := c.Next()
+		
+		// Record metrics after request is processed
+		duration := time.Since(start).Seconds()
+		status := strconv.Itoa(c.Response().StatusCode())
+		method := c.Method()
+		path := c.Route().Path
+		
+		// Increment request counter
+		metrics.HTTPRequestsTotal.WithLabelValues(method, path, status).Inc()
+		
+		// Record request duration
+		metrics.HTTPRequestDuration.WithLabelValues(method, path).Observe(duration)
+		
+		return err
+	}
+}