cache client Jwt Token

.gitignore

@@ -1,2 +1,3 @@
 .idea
 webSocks5.exe
+privateKey.txt

client/client.go

@@ -5,6 +5,7 @@ import (
 	"context"
 	"fmt"
 	"github.com/dgrijalva/jwt-go"
+	"github.com/patrickmn/go-cache"
 	"golang.org/x/net/websocket"
 	"io"
 	"net"
@@ -213,7 +214,15 @@ func byteSliceToIP(ip []byte) string {
 	return strings.Join(ipStrs, ".")
 }
 
+var jwtCache = cache.New(10*time.Hour, 10*time.Minute)
+
 func genJwtToken(privateKeyFilePath string) (string, error) {
+
+	ctoken, found := jwtCache.Get(privateKeyFilePath)
+	if found {
+		return ctoken.(string), nil
+	}
+
 	// 私钥
 	privateKey, err := os.ReadFile(privateKeyFilePath)
 	if err != nil {
@@ -235,5 +244,6 @@ func genJwtToken(privateKeyFilePath string) (string, error) {
 	if err != nil {
 		return "", err
 	}
+	jwtCache.SetDefault(privateKeyFilePath, signedToken)
 	return signedToken, nil
 }

go.mod

@@ -9,6 +9,7 @@ require (
 	github.com/labstack/gommon v0.4.2 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/patrickmn/go-cache v2.1.0+incompatible // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
 	github.com/valyala/fasttemplate v1.2.2 // indirect
 	golang.org/x/crypto v0.22.0 // indirect

go.sum

@@ -20,6 +20,8 @@ github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovk
 github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
 github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaRUnok+kx1WdO15EQc=
+github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
 github.com/tjfoc/gmsm v1.3.2 h1:7JVkAn5bvUJ7HtU08iW6UiD+UTmJTIToHCfeFzkcCxM=
 github.com/tjfoc/gmsm v1.3.2/go.mod h1:HaUcFuY0auTiaHB9MHFGCPx5IaLhTUd2atbCFBQXn9w=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=