项目基本构成

QMPlusServer/middleware/jwt.go

@@ -0,0 +1,138 @@
+package middleware
+
+import (
+	"errors"
+	"github.com/dgrijalva/jwt-go"
+	"github.com/gin-gonic/gin"
+	uuid "github.com/satori/go.uuid"
+	"net/http"
+	"time"
+)
+
+func JWTAuth() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		token := c.Request.Header.Get("x-token")
+		if token == "" {
+			c.JSON(http.StatusOK, gin.H{
+				"success": false,
+				"msg":     "未登录或非法访问",
+				"data":    gin.H{},
+			})
+			c.Abort()
+			return
+		}
+		j := NewJWT()
+		// parseToken 解析token包含的信息
+		claims, err := j.ParseToken(token)
+		if err != nil {
+			if err == TokenExpired {
+				c.JSON(http.StatusOK, gin.H{
+					"success": false,
+					"msg":     "授权已过期",
+				})
+				c.Abort()
+				return
+			}
+			c.JSON(http.StatusOK, gin.H{
+				"success": false,
+				"msg":     err.Error(),
+			})
+			c.Abort()
+			return
+		}
+		c.Set("claims", claims)
+	}
+}
+
+type JWT struct {
+	SigningKey []byte
+}
+
+var (
+	TokenExpired     error  = errors.New("Token is expired")
+	TokenNotValidYet error  = errors.New("Token not active yet")
+	TokenMalformed   error  = errors.New("That's not even a token")
+	TokenInvalid     error  = errors.New("Couldn't handle this token:")
+	SignKey          string = "newtrekWang"
+)
+
+type CustomClaims struct {
+	UUID        uuid.UUID
+	ID          uint
+	AuthorityID uint
+	jwt.StandardClaims
+}
+
+func NewJWT() *JWT {
+	return &JWT{
+		[]byte(GetSignKey()),
+	}
+}
+
+//获取token
+func GetSignKey() string {
+	return SignKey
+}
+
+// 这是SignKey
+func SetSignKey(key string) string {
+	SignKey = key
+	return SignKey
+}
+
+//创建一个token
+func (j *JWT) CreateToken(claims CustomClaims) (string, error) {
+	token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
+	return token.SignedString(j.SigningKey)
+}
+
+//解析 token
+func (j *JWT) ParseToken(tokenString string) (*CustomClaims, error) {
+	token, err := jwt.ParseWithClaims(tokenString, &CustomClaims{}, func(token *jwt.Token) (i interface{}, e error) {
+		return j.SigningKey, nil
+	})
+	if err != nil {
+		if ve, ok := err.(*jwt.ValidationError); ok {
+			if ve.Errors&jwt.ValidationErrorMalformed != 0 {
+				return nil, TokenMalformed
+			} else if ve.Errors&jwt.ValidationErrorExpired != 0 {
+				// Token is expired
+				return nil, TokenExpired
+			} else if ve.Errors&jwt.ValidationErrorNotValidYet != 0 {
+				return nil, TokenNotValidYet
+			} else {
+				return nil, TokenInvalid
+			}
+		}
+	}
+	if token != nil {
+		if claims, ok := token.Claims.(*CustomClaims); ok && token.Valid {
+			return claims, nil
+		}
+		return nil, TokenInvalid
+
+	} else {
+		return nil, TokenInvalid
+
+	}
+
+}
+
+// 更新token
+func (j *JWT) RefreshToken(tokenString string) (string, error) {
+	jwt.TimeFunc = func() time.Time {
+		return time.Unix(0, 0)
+	}
+	token, err := jwt.ParseWithClaims(tokenString, &CustomClaims{}, func(token *jwt.Token) (interface{}, error) {
+		return j.SigningKey, nil
+	})
+	if err != nil {
+		return "", err
+	}
+	if claims, ok := token.Claims.(*CustomClaims); ok && token.Valid {
+		jwt.TimeFunc = time.Now
+		claims.StandardClaims.ExpiresAt = time.Now().Add(1 * time.Hour).Unix()
+		return j.CreateToken(*claims)
+	}
+	return "", TokenInvalid
+}

QMPlusServer/middleware/logger.go

@@ -0,0 +1,60 @@
+package middleware
+
+import (
+	"fmt"
+	"github.com/gin-gonic/gin"
+	"github.com/lestrrat/go-file-rotatelogs"
+	"github.com/rifflock/lfshook"
+	"github.com/sirupsen/logrus"
+	"os"
+	"time"
+)
+
+func Logger() gin.HandlerFunc {
+	logClient := logrus.New()
+	//禁止logrus的输出
+	src, err := os.OpenFile(os.DevNull, os.O_APPEND|os.O_WRONLY, os.ModeAppend)
+	if err != nil {
+		fmt.Println("err", err)
+	}
+	logClient.Out = src
+	logClient.SetLevel(logrus.DebugLevel)
+	apiLogPath := "api.log"
+	logWriter, err := rotatelogs.New(
+		apiLogPath+".%Y-%m-%d-%H-%M.log",
+		rotatelogs.WithLinkName(apiLogPath),       // 生成软链，指向最新日志文件
+		rotatelogs.WithMaxAge(7*24*time.Hour),     // 文件最大保存时间
+		rotatelogs.WithRotationTime(24*time.Hour), // 日志切割时间间隔
+	)
+	writeMap := lfshook.WriterMap{
+		logrus.InfoLevel:  logWriter,
+		logrus.FatalLevel: logWriter,
+	}
+	lfHook := lfshook.NewHook(writeMap, &logrus.JSONFormatter{})
+	logClient.AddHook(lfHook)
+
+	return func(c *gin.Context) {
+		// 开始时间
+		start := time.Now()
+		// 处理请求
+		c.Next()
+		// 结束时间
+		end := time.Now()
+		//执行时间
+		latency := end.Sub(start)
+
+		path := c.Request.URL.Path
+		clientIP := c.ClientIP()
+		method := c.Request.Method
+		statusCode := c.Writer.Status()
+		buf := make([]byte, 1024)
+		n, _ := c.Request.Body.Read(buf)
+		requestParams := buf[0:n]
+		logClient.Infof("| %3d | %13v | %15s | %s  %s |%s|",
+			statusCode,
+			latency,
+			clientIP,
+			method, path, requestParams,
+		)
+	}
+}