Moved v3 code from NginxProxyManager/nginx-proxy-manager-3 to NginxProxyManager/nginx-proxy-manager

backend/internal/jwt/jwt.go

@@ -0,0 +1,60 @@
+package jwt
+
+import (
+	"fmt"
+	"time"
+
+	"npm/internal/entity/user"
+	"npm/internal/logger"
+
+	"github.com/dgrijalva/jwt-go"
+)
+
+// UserJWTClaims is the structure of a JWT for a User
+type UserJWTClaims struct {
+	UserID int      `json:"uid"`
+	Roles  []string `json:"roles"`
+	jwt.StandardClaims
+}
+
+// GeneratedResponse is the response of a generated token, usually used in http response
+type GeneratedResponse struct {
+	Expires int64  `json:"expires"`
+	Token   string `json:"token"`
+}
+
+// Generate will create a JWT
+func Generate(userObj *user.Model) (GeneratedResponse, error) {
+	var response GeneratedResponse
+
+	key, _ := GetPrivateKey()
+	expires := time.Now().AddDate(0, 0, 1) // 1 day
+
+	// Create the Claims
+	claims := UserJWTClaims{
+		userObj.ID,
+		[]string{"user"},
+		jwt.StandardClaims{
+			IssuedAt:  time.Now().Unix(),
+			ExpiresAt: expires.Unix(),
+			Issuer:    "api",
+		},
+	}
+
+	// Create a new token object, specifying signing method and the claims
+	// you would like it to contain.
+	token := jwt.NewWithClaims(jwt.SigningMethodRS256, claims)
+	var err error
+	token.Signature, err = token.SignedString(key)
+	if err != nil {
+		logger.Error("JWTError", fmt.Errorf("Error signing token: %v", err))
+		return response, err
+	}
+
+	response = GeneratedResponse{
+		Expires: expires.Unix(),
+		Token:   token.Signature,
+	}
+
+	return response, nil
+}