tests running

config/database.go

@@ -2,19 +2,27 @@ package config
 
 import (
     "log"
-    "gorm.io/driver/sqlite" // Or Postgres
+    "gorm.io/driver/sqlite"
     "gorm.io/gorm"
     "github.com/nprasad2077/NBA_Go/models"
+    "github.com/nprasad2077/NBA_Go/utils/metrics"
 )
 
 func InitDB() *gorm.DB {
     db, err := gorm.Open(sqlite.Open("/app/data/nba.db"), &gorm.Config{})
     if err != nil {
+        log.Printf("/app/config/database.go:11\n[error] failed to initialize database, got error %v", err)
         log.Fatal("Failed to connect database")
     }
-
+    
+    // Track database operations
+    metrics.DBOperationsTotal.WithLabelValues("connect", "database").Inc()
+    
+    // Auto migrate models
     db.AutoMigrate(&models.PlayerAdvancedStat{})
     db.AutoMigrate(&models.PlayerTotalStat{})
-
+    
+    metrics.DBOperationsTotal.WithLabelValues("migrate", "database").Inc()
+    
     return db
 }

docker-compose.yml

@@ -1,85 +1,78 @@
 version: '3.8'
-
 services:
   db-init:
     build:
       context: .
       dockerfile: Dockerfile
     volumes:
-      - ./data:/app/data
+      - './data:/app/data'
-    command: "/nba_go import-data"
+    command: /nba_go import-data
-  
+    networks:
+      - api.network
   api1:
     volumes:
-      - ./data:/app/data
+      - './data:/app/data'
     build: .
     ports:
-      - "5001:5000"
+      - '5001:5000'
     restart: always
     depends_on:
       db-init:
         condition: service_completed_successfully
     networks:
       - api.network
-
-  # Add the same depends_on configuration for api2 and api3
   api2:
     volumes:
-      - ./data:/app/data
+      - './data:/app/data'
     build: .
     ports:
-      - "5002:5000"
+      - '5002:5000'
     restart: always
     depends_on:
       db-init:
         condition: service_completed_successfully
     networks:
       - api.network
-
   api3:
     volumes:
-      - ./data:/app/data
+      - './data:/app/data'
     build: .
     ports:
-      - "5003:5000"
+      - '5003:5000'
     restart: always
     depends_on:
       db-init:
         condition: service_completed_successfully
     networks:
       - api.network
-
-  # Nginx load balancer
   nginx:
-    image: nginx:stable
+    image: 'nginx:stable'
     volumes:
-      - ./nginx/nginx.conf:/etc/nginx/nginx.conf:ro
+      - './nginx/nginx.conf:/etc/nginx/nginx.conf:ro'
     depends_on:
       - api1
       - api2
       - api3
     ports:
-      - "8080:8080"
+      - '8080:8080'
     networks:
       - api.network
-
-  # Prometheus for metrics
   prometheus:
-    image: prom/prometheus
+    image: 'prom/prometheus:latest'
     volumes:
-      - ./prometheus/prometheus.yml:/etc/prometheus/prometheus.yml
+      - './prometheus/prometheus.yml:/etc/prometheus/prometheus.yml'
+      - 'prometheus_data:/prometheus'
+    command:
+      - '--config.file=/etc/prometheus/prometheus.yml'
+      - '--storage.tsdb.path=/prometheus'
+      - '--web.console.libraries=/etc/prometheus/console_libraries'
+      - '--web.console.templates=/etc/prometheus/consoles'
     ports:
-      - "9090:9090"
+      - '9090:9090'
     networks:
       - api.network
-
+    restart: unless-stopped
-  # Grafana for dashboards
+volumes:
-  grafana:
+  prometheus_data: null
-    image: grafana/grafana
-    ports:
-      - "3001:3000"
-    networks:
-      - api.network
-
 networks:
-  api.network:
+  api.network: null

go.mod

@@ -1,12 +1,16 @@
 module github.com/nprasad2077/NBA_Go
 
-go 1.20
+go 1.22
+
+toolchain go1.24.2
 
 require (
 	github.com/KyleBanks/depth v1.2.1 // indirect
 	github.com/PuerkitoBio/purell v1.1.1 // indirect
 	github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 // indirect
 	github.com/andybalholm/brotli v1.1.0 // indirect
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/go-openapi/jsonpointer v0.19.5 // indirect
 	github.com/go-openapi/jsonreference v0.19.6 // indirect
 	github.com/go-openapi/spec v0.20.4 // indirect
@@ -16,12 +20,17 @@ require (
 	github.com/jinzhu/inflection v1.0.0 // indirect
 	github.com/jinzhu/now v1.1.5 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
-	github.com/klauspost/compress v1.17.9 // indirect
+	github.com/klauspost/compress v1.18.0 // indirect
 	github.com/mailru/easyjson v0.7.6 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/mattn/go-runewidth v0.0.16 // indirect
 	github.com/mattn/go-sqlite3 v1.14.22 // indirect
+	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
+	github.com/prometheus/client_golang v1.22.0 // indirect
+	github.com/prometheus/client_model v0.6.1 // indirect
+	github.com/prometheus/common v0.62.0 // indirect
+	github.com/prometheus/procfs v0.15.1 // indirect
 	github.com/rivo/uniseg v0.2.0 // indirect
 	github.com/swaggo/fiber-swagger v1.3.0 // indirect
 	github.com/swaggo/files v0.0.0-20220610200504-28940afbdbfe // indirect
@@ -29,10 +38,11 @@ require (
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
 	github.com/valyala/fasthttp v1.51.0 // indirect
 	github.com/valyala/tcplisten v1.0.0 // indirect
-	golang.org/x/net v0.25.0 // indirect
+	golang.org/x/net v0.33.0 // indirect
-	golang.org/x/sys v0.28.0 // indirect
+	golang.org/x/sys v0.30.0 // indirect
-	golang.org/x/text v0.20.0 // indirect
+	golang.org/x/text v0.21.0 // indirect
 	golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d // indirect
+	google.golang.org/protobuf v1.36.5 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gorm.io/driver/sqlite v1.5.7 // indirect
 	gorm.io/gorm v1.26.0 // indirect

go.sum

@@ -9,6 +9,10 @@ github.com/agiledragon/gomonkey/v2 v2.3.1/go.mod h1:ap1AmDzcVOAz1YpeJ3TCzIgstoaW
 github.com/andybalholm/brotli v1.0.4/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
 github.com/andybalholm/brotli v1.1.0 h1:eLKJA0d02Lf0mVpIDgYnqXcUn0GqVmEFny3VuID1U3M=
 github.com/andybalholm/brotli v1.1.0/go.mod h1:sms7XGricyQI9K10gOSf56VKKWS4oLer58Q+mhRPtnY=
+github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
+github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
+github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
+github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -40,6 +44,8 @@ github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfV
 github.com/klauspost/compress v1.15.0/go.mod h1:/3/Vjq9QcHkK5uEr5lBEmyoZ1iFhe47etQ6QUkpK6sk=
 github.com/klauspost/compress v1.17.9 h1:6KIumPrER1LHsvBVuDa0r5xaG0Es51mhhB9BQB2qeMA=
 github.com/klauspost/compress v1.17.9/go.mod h1:Di0epgTjJY877eYKx5yC51cX2A2Vl2ibi7bDH9ttBbw=
+github.com/klauspost/compress v1.18.0 h1:c/Cqfb0r+Yi+JtIEq73FWXVkRonBlf0CRNYc8Zttxdo=
+github.com/klauspost/compress v1.18.0/go.mod h1:2Pp+KzxcywXVXMr50+X0Q/Lsb43OQHYWRCY2AiWywWQ=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
@@ -57,6 +63,8 @@ github.com/mattn/go-runewidth v0.0.16 h1:E5ScNMtiwvlvB5paMFdw9p4kSQzbXFikJ5SQO6T
 github.com/mattn/go-runewidth v0.0.16/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
 github.com/mattn/go-sqlite3 v1.14.22 h1:2gZY6PC6kBnID23Tichd1K+Z0oS6nE/XwU+Vz/5o4kU=
 github.com/mattn/go-sqlite3 v1.14.22/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=
+github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 h1:C3w9PqII01/Oq1c1nUAm88MOHcQC9l5mIlSMApZMrHA=
+github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822/go.mod h1:+n7T8mK8HuQTcFwEeznm/DIxMOiR9yIdICNftLE1DvQ=
 github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno=
 github.com/otiai10/copy v1.7.0/go.mod h1:rmRl6QPdJj6EiUqXQ/4Nn2lLXoNQjFCQbbNrxgc/t3U=
 github.com/otiai10/curr v0.0.0-20150429015615-9b4961190c95/go.mod h1:9qAhocn7zKJG+0mI8eUu6xqkFDYS2kb2saOteoSB3cE=
@@ -64,6 +72,14 @@ github.com/otiai10/curr v1.0.0/go.mod h1:LskTG5wDwr8Rs+nNQ+1LlxRjAtTZZjtJW4rMXl6
 github.com/otiai10/mint v1.3.0/go.mod h1:F5AjcsTsWUqX+Na9fpHb52P8pcRX2CI6A3ctIT91xUo=
 github.com/otiai10/mint v1.3.3/go.mod h1:/yxELlJQ0ufhjUwhshSj+wFjZ78CnZ48/1wtmBH1OTc=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/prometheus/client_golang v1.22.0 h1:rb93p9lokFEsctTys46VnV1kLCDpVZ0a/Y92Vm0Zc6Q=
+github.com/prometheus/client_golang v1.22.0/go.mod h1:R7ljNsLXhuQXYZYtw6GAE9AZg8Y7vEW5scdCXrWRXC0=
+github.com/prometheus/client_model v0.6.1 h1:ZKSh/rekM+n3CeS952MLRAdFwIKqeY8b62p8ais2e9E=
+github.com/prometheus/client_model v0.6.1/go.mod h1:OrxVMOVHjw3lKMa8+x6HeMGkHMQyHDk9E3jmP2AmGiY=
+github.com/prometheus/common v0.62.0 h1:xasJaQlnWAeyHdUBeGjXmutelfJHWMRr+Fg4QszZ2Io=
+github.com/prometheus/common v0.62.0/go.mod h1:vyBcEuLSvWos9B1+CyL7JZ2up+uFzXhkqml0W5zIY1I=
+github.com/prometheus/procfs v0.15.1 h1:YagwOFzUgYfKKHX6Dr+sHT7km/hxC76UB0learggepc=
+github.com/prometheus/procfs v0.15.1/go.mod h1:fB45yRUv8NstnjriLhBQLuOUt+WW4BsoGhij/e3PBqk=
 github.com/rivo/uniseg v0.2.0 h1:S1pD9weZBuJdFmowNwbpi7BJ8TNftyUImj/0WQi72jY=
 github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
 github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
@@ -105,6 +121,8 @@ golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qx
 golang.org/x/net v0.0.0-20220225172249-27dd8689420f/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
 golang.org/x/net v0.25.0 h1:d/OCCoBEUq33pjydKrGQhw7IlUPI2Oylr+8qLx49kac=
 golang.org/x/net v0.25.0/go.mod h1:JkAGAh7GEvH74S6FOH42FLoXpXbE/aqXSrIQjXgsiwM=
+golang.org/x/net v0.33.0 h1:74SYHlV8BIgHIFC/LrYkOGIwL19eTYXQ5wc6TBuO36I=
+golang.org/x/net v0.33.0/go.mod h1:HXLR5J+9DxmrqMwG9qjGCxZ+zKXxBru04zlTvWlWuN4=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -120,6 +138,8 @@ golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.28.0 h1:Fksou7UEQUWlKvIdsqzJmUmCX3cZuD2+P3XyyzwMhlA=
 golang.org/x/sys v0.28.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.30.0 h1:QjkSwP/36a20jFYWkSue1YwXzLmsV5Gfq7Eiy72C1uc=
+golang.org/x/sys v0.30.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@@ -127,6 +147,8 @@ golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/text v0.20.0 h1:gK/Kv2otX8gz+wn7Rmb3vT96ZwuoxnQlY+HlJVj7Qug=
 golang.org/x/text v0.20.0/go.mod h1:D4IsuqiFMhST5bX19pQ9ikHC2GsaKyk/oF+pn3ducp4=
+golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo=
+golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
@@ -136,6 +158,8 @@ golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d/go.mod h1:aiJjzUbINMkxb
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+google.golang.org/protobuf v1.36.5 h1:tPhr+woSbjfYvY6/GPufUoYizxw1cF/yFoxJ2fmpwlM=
+google.golang.org/protobuf v1.36.5/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=

main.go

@@ -2,69 +2,66 @@ package main
 
 import (
     "log"
-    "os"
     "time"
-    "github.com/gofiber/fiber/v2/middleware/logger"
+    
     "github.com/gofiber/fiber/v2"
+    "github.com/gofiber/fiber/v2/middleware/logger"
+    "github.com/gofiber/fiber/v2/middleware/adaptor"
     "github.com/nprasad2077/NBA_Go/config"
-    "github.com/nprasad2077/NBA_Go/routes" 
+    "github.com/nprasad2077/NBA_Go/routes"
     "github.com/nprasad2077/NBA_Go/services"
-    _"github.com/nprasad2077/NBA_Go/docs" // swag docs
+    "github.com/nprasad2077/NBA_Go/utils/middleware"
+    _ "github.com/nprasad2077/NBA_Go/docs"
     fiberswagger "github.com/swaggo/fiber-swagger"
-    "gorm.io/gorm"
+    "github.com/prometheus/client_golang/prometheus/promhttp"
 )
 
-// importData handles fetching and storing all player stats
-func importData(db *gorm.DB) {
-    log.Println("Starting data import process...")
-    
-    // Import advanced stats
-    for season := 2020; season <= 2025; season++ {
-        if err := services.FetchAndStorePlayerAdvancedStats(db, season); err != nil {
-            log.Printf("Fetch failed for player advanced season %d: %v\n", season, err)
-        } else {
-            log.Printf("Fetch successful for player advanced season %d\n", season)
-        }
-        time.Sleep(1100 * time.Millisecond) // optional delay
-    }
-    log.Printf("Player advanced import completed")
-    
-    // Import total stats
-    for season := 2020; season <= 2025; season++ {
-        if err := services.FetchAndStorePlayerTotalStats(db, season); err != nil {
-            log.Printf("Fetch failed for player totals season %d: %v\n", season, err)
-        } else {
-            log.Printf("Fetch successful for player totals season %d\n", season)
-        }
-        time.Sleep(1000 * time.Millisecond) // optional delay
-    }
-    log.Printf("Player totals import completed")
-    
-    log.Println("Data import process completed successfully!")
-}
-
 func main() {
-    // Check if we're running in import-data mode
-    if len(os.Args) > 1 && os.Args[1] == "import-data" {
-        db := config.InitDB()
-        importData(db)
-        return // Exit after import is complete
-    }
-    
-    // Regular API server mode
     app := fiber.New()
+
+    // Add standard logger middleware
     app.Use(logger.New())
     
-    db := config.InitDB()
+    // Add metrics middleware
-    
+    app.Use(middleware.MetricsMiddleware())
-    // No automatic data fetching in API server mode
-    // Only the db-init container will handle data imports
 
+    // Initialize database
+    db := config.InitDB()
+
+    // Original data fetching code, no environment variable check
+    go func() {
+        for season := 1993; season <= 2025; season++ {
+            if err := services.FetchAndStorePlayerAdvancedStats(db, season); err != nil {
+                log.Printf("Fetch failed for player advanced season %d: %v\n", season, err)
+            } else {
+                log.Printf("Fetch successful for player advanced season %d\n", season)
+            }
+            time.Sleep(1100 * time.Millisecond) // optional delay
+        }
+        log.Printf("player advanced Import Success")
+    }()
+
+    go func() {
+        for season := 1993; season <= 2025; season++ {
+            if err := services.FetchAndStorePlayerTotalStats(db, season); err != nil {
+                log.Printf("Fetch failed for player totals season %d: %v\n", season, err)
+            } else {
+                log.Printf("Fetch successful for player totals season %d\n", season)
+            }
+            time.Sleep(1000 * time.Millisecond) // optional delay
+        }
+        log.Printf("player totals Import Success")
+    }()
+
+    // Add Prometheus metrics endpoint
+    app.Get("/metrics", adaptor.HTTPHandler(promhttp.Handler()))
+
+    // Register routes
     routes.RegisterPlayerAdvancedRoutes(app, db)
     routes.RegisterPlayerTotalRoutes(app, db)
 
+    // Swagger endpoint
     app.Get("/swagger/*", fiberswagger.WrapHandler)
-    
+
-    log.Println("Starting API server on port 5000...")
     app.Listen(":5000")
 }

prometheus/prometheus.yml

@@ -1,8 +1,13 @@
 global:
-  scrape_interval: 5s
+  scrape_interval: 15s
+  evaluation_interval: 15s
 
 scrape_configs:
-  - job_name: 'nba_go_api'
+  - job_name: 'prometheus'
-    metrics_path: /metrics
     static_configs:
-      - targets: ['nginx:8080']
+      - targets: ['localhost:9090']
+
+  - job_name: 'nba-api'
+    static_configs:
+      - targets: ['api1:5000', 'api2:5000', 'api3:5000']
+    metrics_path: '/metrics'

services/player_advanced_service.go

@@ -6,11 +6,13 @@ import (
     "log"
 	"github.com/nprasad2077/NBA_Go/models"
 	"github.com/nprasad2077/NBA_Go/utils"
+    "github.com/nprasad2077/NBA_Go/utils/metrics"
     "gorm.io/gorm"
     "gorm.io/gorm/clause"
 )
 
 func FetchAndStorePlayerAdvancedStats(db *gorm.DB, season int) error {
+    metrics.DBOperationsTotal.WithLabelValues("fetch", "player_advanced").Inc()
     url := fmt.Sprintf("http://rest.nbaapi.com/api/PlayerDataAdvanced/query?season=%d&sortBy=Points&ascending=false&pageNumber=1&pageSize=1000", season)
     
     body, err := utils.GetJSON(url)
@@ -38,6 +40,8 @@ func FetchAndStorePlayerAdvancedStats(db *gorm.DB, season int) error {
                 "win_shares_per", "offensive_box", "defensive_box", "box", "vorp",
             }),
         }).Create(&stat).Error
+        
+        metrics.DBOperationsTotal.WithLabelValues("store", "player_advanced").Inc()
 
         if err != nil {
             log.Printf("Failed to upsert stat for playerId %s (%s): %v", stat.PlayerID, stat.Team, err)

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
+	}
+}