PwPJ · alipourhabibi · Aug 6, 2024 · Jul 28, 2024 · Jul 28, 2024 · Jul 29, 2024
diff --git a/README.md b/README.md
diff --git a/api/v2/echo.go b/api/v2/echo.go
@@ -10,6 +10,7 @@ import (
 	"sync"
 
 	"github.com/go-playground/validator"
+	"github.com/labstack/echo-contrib/echoprometheus"
 	echo "github.com/labstack/echo/v4"
 	"github.com/labstack/echo/v4/middleware"
 )
@@ -63,6 +64,10 @@ func V2() (*echo.Echo, error) {
 
 	e.Validator = &customValidator{validator: validator.New()}
 
+	// Prometheus middleware
+	e.Use(echoprometheus.NewMiddleware("myapp"))
+	e.GET("/metrics", echoprometheus.NewHandler())
+
 	s := &server{}
 	l := linkedlist.NewLinkedList()
 	s.list = l

diff --git a/docker-compose.yml b/docker-compose.yml
@@ -0,0 +1,42 @@
+services:
+  prometheus:
+    image: docker.arvancloud.ir/prom/prometheus:latest
+    container_name: prometheus
+    volumes:
+      - ./prometheus/prometheus.yml:/etc/prometheus/prometheus.yml
+      - prometheus_data:/prometheus
+    ports:
+      - "9090:9090"
+    extra_hosts:
+      - "host.docker.internal:host-gateway"
+    healthcheck:
+      test: ["CMD", "wget", "--spider", "--quiet", "http://localhost:9090/-/healthy"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+    restart: unless-stopped
+
+  grafana:
+    image: docker.arvancloud.ir/grafana/grafana-oss:latest
+    container_name: grafana
+    environment:
+      - GF_SECURITY_ADMIN_USER=admin
+      - GF_SECURITY_ADMIN_PASSWORD=admin
+    volumes:
+      - grafana_data:/var/lib/grafana
+      - ./grafana/provisioning:/etc/grafana/provisioning
+    ports:
+      - "3000:3000"
+    depends_on:
+      prometheus:
+        condition: service_healthy
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:3000/api/health"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+    restart: unless-stopped
+
+volumes:
+  prometheus_data:
+  grafana_data:
diff --git a/go.mod b/go.mod
@@ -9,13 +9,20 @@ require (
 )
 
 require (
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.1 // indirect
 	github.com/golang-jwt/jwt v3.2.2+incompatible // indirect
+	github.com/labstack/echo-contrib v0.17.1 // indirect
 	github.com/labstack/gommon v0.4.2 // indirect
 	github.com/leodido/go-urn v1.4.0 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/prometheus/client_golang v1.19.0 // indirect
+	github.com/prometheus/client_model v0.6.1 // indirect
+	github.com/prometheus/common v0.53.0 // indirect
+	github.com/prometheus/procfs v0.13.0 // indirect
 	github.com/stretchr/testify v1.9.0 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
 	github.com/valyala/fasttemplate v1.2.2 // indirect
@@ -24,5 +31,6 @@ require (
 	golang.org/x/sys v0.22.0 // indirect
 	golang.org/x/text v0.16.0 // indirect
 	golang.org/x/time v0.5.0 // indirect
+	google.golang.org/protobuf v1.33.0 // indirect
 	gopkg.in/go-playground/assert.v1 v1.2.1 // indirect
-)
+)
diff --git a/go.sum b/go.sum
@@ -1,3 +1,7 @@
+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/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/oXslEjJA=
@@ -8,6 +12,8 @@ github.com/go-playground/validator v9.31.0+incompatible h1:UA72EPEogEnq76ehGdEDp
 github.com/go-playground/validator v9.31.0+incompatible/go.mod h1:yrEkQXlcI+PugkyDjY2bRrL/UBU4f3rvrgkN3V8JEig=
 github.com/golang-jwt/jwt v3.2.2+incompatible h1:IfV12K8xAKAnZqdXVzCZ+TOjboZ2keLg81eXfW3O+oY=
 github.com/golang-jwt/jwt v3.2.2+incompatible/go.mod h1:8pz2t5EyA70fFQQSrl6XZXzqecmYZeUEB8OUGHkxJ+I=
+github.com/labstack/echo-contrib v0.17.1 h1:7I/he7ylVKsDUieaGRZ9XxxTYOjfQwVzHzUYrNykfCU=
+github.com/labstack/echo-contrib v0.17.1/go.mod h1:SnsCZtwHBAZm5uBSAtQtXQHI3wqEA73hvTn0bYMKnZA=
 github.com/labstack/echo/v4 v4.12.0 h1:IKpw49IMryVB2p1a4dzwlhP1O2Tf2E0Ir/450lH+kI0=
 github.com/labstack/echo/v4 v4.12.0/go.mod h1:UP9Cr2DJXbOK3Kr9ONYzNowSh7HP0aG0ShAyycHSJvM=
 github.com/labstack/gommon v0.4.2 h1:F8qTUNXgG1+6WQmqoUWnz8WiEU60mXVVw0P4ht1WRA0=
@@ -21,6 +27,14 @@ github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWE
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/prometheus/client_golang v1.19.0 h1:ygXvpU1AoN1MhdzckN+PyD9QJOSD4x7kmXYlnfbA6JU=
+github.com/prometheus/client_golang v1.19.0/go.mod h1:ZRM9uEAypZakd+q/x7+gmsvXdURP+DABIEIjnmDdp+k=
+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 v0.53.0 h1:U2pL9w9nmJwJDa4qqLQ3ZaePJ6ZTwt7cMD3AG3+aLCE=
+github.com/prometheus/common v0.53.0/go.mod h1:BrxBKv3FWBIGXw89Mg1AeBq7FSyRzXWI3l3e7W3RN5U=
+github.com/prometheus/procfs v0.13.0 h1:GqzLlQyfsPbaEHaQkO7tbDlriv/4o5Hudv6OXHGKX7o=
+github.com/prometheus/procfs v0.13.0/go.mod h1:cd4PFCR54QLnGKPaKGA6l+cfuNXtht43ZKY6tow0Y1g=
 github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
 github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
@@ -39,6 +53,8 @@ golang.org/x/text v0.16.0 h1:a94ExnEXNtEwYLGJSIUxnWoxoRz/ZcCsV63ROupILh4=
 golang.org/x/text v0.16.0/go.mod h1:GhwF1Be+LQoKShO3cGOHzqOgRrGaYc9AvblQOmPVHnI=
 golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
 golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
+google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
+google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/go-playground/assert.v1 v1.2.1 h1:xoYuJVE7KT85PYWrN730RguIQO0ePzVRfFMXadIrXTM=

diff --git a/grafana/provisioning/dashboards/dashboard.yml b/grafana/provisioning/dashboards/dashboard.yml
@@ -0,0 +1,11 @@
+apiVersion: 1
+
+providers:
+  - name: 'default'
+    orgId: 1
+    folder: ''
+    type: file
+    disableDeletion: false
+    updateIntervalSeconds: 10
+    options:
+      path: /etc/grafana/provisioning/dashboards
diff --git a/grafana/provisioning/dashboards/my_dashboard.json b/grafana/provisioning/dashboards/my_dashboard.json
@@ -0,0 +1,94 @@
+{
+  "id": null,
+  "title": "My App Dashboard",
+  "tags": [],
+  "timezone": "browser",
+  "schemaVersion": 16,
+  "version": 0,
+  "refresh": "5s",
+  "panels": [
+    {
+      "type": "timeseries",
+      "title": "HTTP Requests",
+      "datasource": "Prometheus",
+      "targets": [
+        {
+          "expr": "myapp_request_duration_seconds_bucket",
+          "legendFormat": "{{handler}}",
+          "refId": "A",
+          "editorMode": "code",
+          "range": true
+        },
+        {
+          "expr": "myapp_request_duration_seconds_count",
+          "legendFormat": "__auto",
+          "refId": "B",
+          "editorMode": "code",
+          "range": true
+        },
+        {
+          "expr": "myapp_request_duration_seconds_sum",
+          "legendFormat": "__auto",
+          "refId": "C",
+          "editorMode": "builder",
+          "range": true
+        },
+        {
+          "expr": "myapp_requests_total",
+          "legendFormat": "__auto",
+          "refId": "D",
+          "editorMode": "builder",
+          "range": true
+        }
+      ],
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "value": null,
+                "color": "green"
+              },
+              {
+                "value": 80,
+                "color": "red"
+              }
+            ]
+          },
+          "unit": "short"
+        },
+        "overrides": []
+      },
+      "options": {
+        "tooltip": {
+          "mode": "single",
+          "sort": "none",
+          "maxHeight": 600
+        },
+        "legend": {
+          "showLegend": true,
+          "displayMode": "list",
+          "placement": "bottom"
+        }
+      },
+      "xaxis": {
+        "mode": "time",
+        "show": true
+      },
+      "yaxes": [
+        {
+          "format": "short",
+          "show": true
+        },
+        {
+          "show": true
+        }
+      ]
+    }
+  ]
+}
diff --git a/grafana/provisioning/datasources/datasource.yml b/grafana/provisioning/datasources/datasource.yml
@@ -0,0 +1,8 @@
+apiVersion: 1
+
+datasources:
+  - name: Prometheus
+    type: prometheus
+    access: proxy
+    url: http://prometheus:9090
+    isDefault: true
diff --git a/prometheus/prometheus.yml b/prometheus/prometheus.yml
@@ -0,0 +1,8 @@
+global:
+  scrape_interval: 5s
+
+scrape_configs:
+  - job_name: 'myapp'
+    metrics_path: '/v2/metrics'
+    static_configs:
+      - targets: ['host.docker.internal:8080']