add basic metrics to evince

go.mod

@@ -45,6 +45,7 @@ require (
 	github.com/go-logfmt/logfmt v0.5.1 // indirect
 	github.com/godbus/dbus v0.0.0-20190726142602-4481cbc300e2 // indirect
 	github.com/gogo/protobuf v1.3.3 // indirect
+	github.com/golang-jwt/jwt v3.2.2+incompatible // indirect
 	github.com/golang/glog v1.0.0 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
@@ -65,6 +66,7 @@ require (
 	github.com/iqlusioninc/liquidity-staking-module v1.0.0 // indirect
 	github.com/jmhodges/levigo v1.0.0 // indirect
 	github.com/klauspost/compress v1.15.11 // indirect
+	github.com/labstack/echo-contrib v0.13.0 // indirect
 	github.com/libp2p/go-buffer-pool v0.1.0 // indirect
 	github.com/magiconair/properties v1.8.6 // indirect
 	github.com/manifoldco/promptui v0.9.0 // indirect
@@ -111,6 +113,7 @@ require (
 	golang.org/x/sys v0.3.0 // indirect
 	golang.org/x/term v0.3.0 // indirect
 	golang.org/x/text v0.5.0 // indirect
+	golang.org/x/time v0.2.0 // indirect
 	google.golang.org/genproto v0.0.0-20221118155620-16455021b5e6 // indirect
 	google.golang.org/grpc v1.50.1 // indirect
 	google.golang.org/protobuf v1.28.2-0.20220831092852-f930b1dc76e8 // indirect

go.sum

@@ -521,6 +521,8 @@ github.com/gofrs/uuid v4.2.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRx
 github.com/gogo/gateway v1.1.0 h1:u0SuhL9+Il+UbjM9VIE3ntfRujKbvVpFvNB4HbjeVQ0=
 github.com/gogo/gateway v1.1.0/go.mod h1:S7rR8FRQyG3QFESeSv4l2WnsyzlCLG0CzBbUUo/mbic=
 github.com/gogo/googleapis v1.1.0/go.mod h1:gf4bu3Q80BeJ6H1S1vYPm8/ELATdvryBaNFGgqEef3s=
+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/golang-jwt/jwt/v4 v4.0.0/go.mod h1:/xlHOz8bRuivTWchD4jCa+NbatV+wEUSzwAxVc6locg=
 github.com/golang-jwt/jwt/v4 v4.3.0/go.mod h1:/xlHOz8bRuivTWchD4jCa+NbatV+wEUSzwAxVc6locg=
 github.com/golang-sql/civil v0.0.0-20190719163853-cb61b32ac6fe/go.mod h1:8vg3r2VgvsThLBIFL93Qb5yWzgyZWhEmBwUJWevAkK0=
@@ -892,6 +894,8 @@ github.com/kulti/thelper v0.6.2/go.mod h1:DsqKShOvP40epevkFrvIwkCMNYxMeTNjdWL4dq
 github.com/kunwardeep/paralleltest v1.0.3/go.mod h1:vLydzomDFpk7yu5UX02RmP0H8QfRPOV/oFhWN85Mjb4=
 github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw=
 github.com/kyoh86/exportloopref v0.1.8/go.mod h1:1tUcJeiioIs7VWe5gcOObrux3lb66+sBqGZrRkMwPgg=
+github.com/labstack/echo-contrib v0.13.0 h1:bzSG0SpuZZd7BmJLvsWtPfU23W0Enh3K0tok3aENVKA=
+github.com/labstack/echo-contrib v0.13.0/go.mod h1:IF9+MJu22ADOZEHD+bAV67XMIO3vNXUy7Naz/ABPHEs=
 github.com/labstack/echo/v4 v4.2.1/go.mod h1:AA49e0DZ8kk5jTOOCKNuPR6oTnBS0dYiM4FW1e6jwpg=
 github.com/labstack/echo/v4 v4.10.0 h1:5CiyngihEO4HXsz3vVsJn7f8xAlWwRr3aY6Ih280ZKA=
 github.com/labstack/echo/v4 v4.10.0/go.mod h1:S/T/5fy/GigaXnHTkh0ZGe4LpkkQysvRjFMSUTkDRNQ=
@@ -1865,6 +1869,8 @@ golang.org/x/time v0.0.0-20200416051211-89c76fbcd5d1/go.mod h1:tRJNPiyCQ0inRvYxb
 golang.org/x/time v0.0.0-20201208040808-7e3f01d25324/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20210220033141-f8bda1e9f3ba/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20210723032227-1f47c861a9ac/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
+golang.org/x/time v0.2.0 h1:52I/1L54xyEQAYdtcSuxtiT84KGYTBGXwayxmIpNJhE=
+golang.org/x/time v0.2.0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180525024113-a5b4c53f6e8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20180828015842-6cd1fcedba52/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=

main.go

@@ -11,6 +11,7 @@ import (
 
 	"github.com/dgraph-io/ristretto"
 	"github.com/labstack/echo/v4"
+	"github.com/labstack/echo-contrib/prometheus"
 	"github.com/labstack/gommon/log"
 	"gopkg.in/yaml.v2"
 )
@@ -65,6 +66,10 @@ func main() {
 
 	// start server
 	go func() {
+    		// Enable metrics middleware
+    		p := prometheus.NewPrometheus("echo", nil)
+    		p.Use(e)
+
 		if err := e.Start(":1323"); err != nil && err != http.ErrServerClosed {
 			e.Logger.Fatalf("%v: %v", ErrEchoFatal, err)
 		}