Merge branch 'main' of http://192.168.0.229:3180/OMC/ems_backend

2023-09-08 09:38:40 +08:00
parent fa8bc75ffb 4f3878e4a2
commit 3887015727
15 changed files with 659 additions and 20 deletions
--- a/lib/core/redis/redis.go
+++ b/lib/core/redis/redis.go
@@ -0,0 +1,237 @@
+package redis
+
+import (
+	"context"
+	"fmt"
+	"strings"
+	"time"
+
+	"ems.agt/lib/core/conf"
+	"ems.agt/lib/log"
+	"github.com/redis/go-redis/v9"
+)
+
+// Redis连接实例
+var rdb *redis.Client
+
+// 声明定义限流脚本命令
+var rateLimitCommand = redis.NewScript(`
+local key = KEYS[1]
+local time = tonumber(ARGV[1])
+local count = tonumber(ARGV[2])
+local current = redis.call('get', key);
+if current and tonumber(current) >= count then
+	return tonumber(current);
+end
+current = redis.call('incr', key)
+if tonumber(current) == 1 then 
+	redis.call('expire', key, time)
+end
+return tonumber(current);`)
+
+// 连接Redis实例
+func Connect() {
+	ctx := context.Background()
+	client := conf.Get("redis").(map[string]any)
+	address := fmt.Sprintf("%s:%d", client["host"], client["port"])
+	// 创建连接
+	rdb = redis.NewClient(&redis.Options{
+		Addr:     address,
+		Password: client["password"].(string),
+		DB:       client["db"].(int),
+	})
+	// 测试数据库连接
+	pong, err := rdb.Ping(ctx).Result()
+	if err != nil {
+		log.Fatalf("failed error ping redis: %v", err)
+	}
+	log.Infof("redis %s connection is successful.", pong)
+}
+
+// 关闭Redis实例
+func Close() {
+	if err := rdb.Close(); err != nil {
+		log.Fatalf("fatal error db close: %s", err)
+	}
+}
+
+// Info 获取redis服务信息
+func Info() map[string]map[string]string {
+	ctx := context.Background()
+	info, err := rdb.Info(ctx).Result()
+	if err != nil {
+		return map[string]map[string]string{}
+	}
+	infoObj := make(map[string]map[string]string)
+	lines := strings.Split(info, "\r\n")
+	label := ""
+	for _, line := range lines {
+		if strings.Contains(line, "#") {
+			label = strings.Fields(line)[len(strings.Fields(line))-1]
+			label = strings.ToLower(label)
+			infoObj[label] = make(map[string]string)
+			continue
+		}
+		kvArr := strings.Split(line, ":")
+		if len(kvArr) >= 2 {
+			key := strings.TrimSpace(kvArr[0])
+			value := strings.TrimSpace(kvArr[len(kvArr)-1])
+			infoObj[label][key] = value
+		}
+	}
+	return infoObj
+}
+
+// KeySize 获取redis当前连接可用键Key总数信息
+func KeySize() int64 {
+	ctx := context.Background()
+	size, err := rdb.DBSize(ctx).Result()
+	if err != nil {
+		return 0
+	}
+	return size
+}
+
+// CommandStats 获取redis命令状态信息
+func CommandStats() []map[string]string {
+	ctx := context.Background()
+	commandstats, err := rdb.Info(ctx, "commandstats").Result()
+	if err != nil {
+		return []map[string]string{}
+	}
+	statsObjArr := make([]map[string]string, 0)
+	lines := strings.Split(commandstats, "\r\n")
+	for _, line := range lines {
+		if !strings.HasPrefix(line, "cmdstat_") {
+			continue
+		}
+		kvArr := strings.Split(line, ":")
+		key := kvArr[0]
+		valueStr := kvArr[len(kvArr)-1]
+		statsObj := make(map[string]string)
+		statsObj["name"] = key[8:]
+		statsObj["value"] = valueStr[6:strings.Index(valueStr, ",usec=")]
+		statsObjArr = append(statsObjArr, statsObj)
+	}
+	return statsObjArr
+}
+
+// 获取键的剩余有效时间（秒）
+func GetExpire(key string) float64 {
+	ctx := context.Background()
+	ttl, err := rdb.TTL(ctx, key).Result()
+	if err != nil {
+		return 0
+	}
+	return ttl.Seconds()
+}
+
+// 获得缓存数据的key列表
+func GetKeys(pattern string) []string {
+	// 初始化变量
+	var keys []string
+	var cursor uint64 = 0
+	ctx := context.Background()
+	// 循环遍历获取匹配的键
+	for {
+		// 使用 SCAN 命令获取匹配的键
+		batchKeys, nextCursor, err := rdb.Scan(ctx, cursor, pattern, 100).Result()
+		if err != nil {
+			log.Errorf("Failed to scan keys: %v", err)
+			break
+		}
+		cursor = nextCursor
+		keys = append(keys, batchKeys...)
+		// 当 cursor 为 0，表示遍历完成
+		if cursor == 0 {
+			break
+		}
+	}
+	return keys
+}
+
+// 批量获得缓存数据
+func GetBatch(keys []string) []any {
+	if len(keys) == 0 {
+		return []any{}
+	}
+	// 获取缓存数据
+	result, err := rdb.MGet(context.Background(), keys...).Result()
+	if err != nil {
+		log.Errorf("Failed to get batch data: %v", err)
+		return []any{}
+	}
+	return result
+}
+
+// 获得缓存数据
+func Get(key string) string {
+	ctx := context.Background()
+	value, err := rdb.Get(ctx, key).Result()
+	if err == redis.Nil || err != nil {
+		return ""
+	}
+	return value
+}
+
+// 获得缓存数据Hash
+func GetHash(key string) map[string]string {
+	ctx := context.Background()
+	value, err := rdb.HGetAll(ctx, key).Result()
+	if err == redis.Nil || err != nil {
+		return map[string]string{}
+	}
+	return value
+}
+
+// 判断是否存在
+func Has(keys ...string) bool {
+	ctx := context.Background()
+	exists, err := rdb.Exists(ctx, keys...).Result()
+	if err != nil {
+		return false
+	}
+	return exists >= 1
+}
+
+// 设置缓存数据
+func Set(key string, value any) bool {
+	ctx := context.Background()
+	err := rdb.Set(ctx, key, value, 0).Err()
+	return err == nil
+}
+
+// 设置缓存数据与过期时间
+func SetByExpire(key string, value any, expiration time.Duration) bool {
+	ctx := context.Background()
+	err := rdb.Set(ctx, key, value, expiration).Err()
+	return err == nil
+}
+
+// 删除单个
+func Del(key string) bool {
+	ctx := context.Background()
+	err := rdb.Del(ctx, key).Err()
+	return err == nil
+}
+
+// 删除多个
+func DelKeys(keys []string) bool {
+	if len(keys) == 0 {
+		return false
+	}
+	ctx := context.Background()
+	err := rdb.Del(ctx, keys...).Err()
+	return err == nil
+}
+
+// 限流查询并记录
+func RateLimit(limitKey string, time, count int64) int64 {
+	ctx := context.Background()
+	result, err := rateLimitCommand.Run(ctx, rdb, []string{limitKey}, time, count).Result()
+	if err != nil {
+		log.Errorf("redis lua script err %v", err)
+		return 0
+	}
+	return result.(int64)
+}
--- a/lib/core/utils/ctx/ctx.go
+++ b/lib/core/utils/ctx/ctx.go
@@ -47,16 +47,6 @@ func ShouldBindJSON(r *http.Request, args any) error {

 // JSON 相应json数据
 func JSON(w http.ResponseWriter, code int, data any) {
-	// 跨域响应头
-	// To solve cross domain issue
-	w.Header().Set("Access-Control-Allow-Origin", "*")
-	//	w.Header().Set("Access-Control-Allow-Methods", "POST, GET, PUT, DELETE, OPTIONS")
-	w.Header().Set("Access-Control-Allow-Methods", "*")
-	w.Header().Set("Access-Control-Allow-Headers", "*")
-	//	w.Header().Set("Access-Control-Allow-Headers", "Content-Type")
-	//	w.Header().Set("Access-Control-Allow-Headers", "AccessToken")
-	w.Header().Set("Access-Control-Expose-Headers", "Access-Control-Allow-Headers, Token")
-	w.Header().Set("Access-Control-Allow-Credentials", "true")
 	w.Header().Set("Content-Type", "application/json;charset=UTF-8")

 	response, err := json.Marshal(data)
--- a/lib/dborm/dborm.go
+++ b/lib/dborm/dborm.go
@@ -181,17 +181,17 @@ func InsertDataWithJson(insertData interface{}) (int64, error) {

 type NeInfo struct {
 	Id         int    `json:"id" xorm:"pk 'id' autoincr"`
-	NeType     string `json:"neType" xorm:"ne_type"`
-	NeId       string `json:"neId" xorm:"ne_id"`     // neUID/rmUID 网元唯一标识
-	RmUID      string `json:"rmUID" xorm:"rm_uid"`   // neUID/rmUID网元UID
-	NeName     string `json:"neName" xorm:"ne_name"` // NeName/UserLabel 网元名称/网元设备友好名称
+	NeType     string `json:"ne_type" xorm:"ne_type"`
+	NeId       string `json:"ne_id" xorm:"ne_id"`     // neUID/rmUID 网元唯一标识
+	RmUID      string `json:"rm_uid" xorm:"rm_uid"`   // neUID/rmUID网元UID
+	NeName     string `json:"ne_name" xorm:"ne_name"` // NeName/UserLabel 网元名称/网元设备友好名称
 	Ip         string `json:"ip" xorm:"ip"`
 	Port       string `json:"port" xorm:"port"`
-	PvFlag     string `json:"pvFlag" xorm:"pv_flag"`         // 网元虚实性标识 VNF/PNF: 虚拟/物理
-	NeAddress  string `json:"neAddress" xorm:"ne_address"`   // 只对PNF
-	Province   string `json:"province" xorm:"province"`      // 网元所在省份
-	VendorName string `json:"vendorName" xorm:"vendor_name"` // 厂商名称
-	Dn         string `json:"dn" xorm:"dn"`                  // 网络标识
+	PvFlag     string `json:"pv_flag" xorm:"pv_flag"`         // 网元虚实性标识 VNF/PNF: 虚拟/物理
+	NeAddress  string `json:"ne_address" xorm:"ne_address"`   // 只对PNF
+	Province   string `json:"province" xorm:"province"`       // 网元所在省份
+	VendorName string `json:"vendor_name" xorm:"vendor_name"` // 厂商名称
+	Dn         string `json:"dn" xorm:"dn"`                   // 网络标识
 	Status     int    `json:"status" xorm:"status"`
 	UpdateTime string `json:"-" xorm:"-"`
 }
--- a/lib/midware/cors.go
+++ b/lib/midware/cors.go
@@ -0,0 +1,64 @@
+package midware
+
+import (
+	"net/http"
+	"strings"
+)
+
+// Cors 跨域
+func Cors(next http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		// 设置Vary头部
+		w.Header().Set("Vary", "Origin")
+		w.Header().Set("Keep-Alive", "timeout=5")
+
+		requestOrigin := r.Header.Get("Origin")
+		if requestOrigin == "" {
+			next.ServeHTTP(w, r)
+			return
+		}
+
+		w.Header().Set("Access-Control-Allow-Origin", "*")
+
+		w.Header().Set("Access-Control-Allow-Credentials", "true")
+
+		// OPTIONS
+		if r.Method == "OPTIONS" {
+			requestMethod := r.Header.Get("Access-Control-Request-Method")
+			if requestMethod == "" {
+				next.ServeHTTP(w, r)
+				return
+			}
+
+			// 响应最大时间值
+			w.Header().Set("Access-Control-Max-Age", "31536000")
+
+			// 允许方法
+			allowMethods := []string{
+				"OPTIONS",
+				"HEAD",
+				"GET",
+				"POST",
+				"PUT",
+				"DELETE",
+				"PATCH",
+			}
+			w.Header().Set("Access-Control-Allow-Methods", strings.Join(allowMethods, ","))
+
+			// 允许请求头
+			allowHeaders := []string{
+				"Accesstoken",
+			}
+			w.Header().Set("Access-Control-Allow-Headers", strings.Join(allowHeaders, ","))
+
+			w.WriteHeader(500)
+			return
+		}
+
+		// 暴露请求头
+		exposeHeaders := []string{"X-RepeatSubmit-Rest", "AccessToken"}
+		w.Header().Set("Access-Control-Expose-Headers", strings.Join(exposeHeaders, ","))
+
+		next.ServeHTTP(w, r)
+	})
+}
--- a/lib/midware/midhandle.go
+++ b/lib/midware/midhandle.go
@@ -37,6 +37,7 @@ func LoggerTrace(next http.Handler) http.Handler {
 	})
 }

+// 已禁用
 func OptionProcess(next http.Handler) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		if r.Method == "OPTIONS" {
@@ -48,6 +49,7 @@ func OptionProcess(next http.Handler) http.Handler {
 	})
 }

+// 已禁用
 func CheckPermission(next http.Handler) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		token := r.Header.Get("AccessToken")
--- a/lib/routes/routes.go
+++ b/lib/routes/routes.go
@@ -25,6 +25,7 @@ import (
 	sysrole "ems.agt/features/sys_role"
 	sysuser "ems.agt/features/sys_user"
 	"ems.agt/features/trace"
+	udmuser "ems.agt/features/udm_user"
 	"ems.agt/lib/midware"
 	"ems.agt/lib/services"

@@ -327,6 +328,11 @@ func init() {
 	for _, v := range sysuser.Routers() {
 		Register(v.Method, v.Pattern, v.Handler, v.Middleware)
 	}
+
+	// UDM 用户信息接口添加到路由
+	for _, v := range udmuser.Routers() {
+		Register(v.Method, v.Pattern, v.Handler, v.Middleware)
+	}
 }

 // To resolv rest POST/PUT/DELETE/PATCH cross domain
@@ -342,7 +348,8 @@ func NewRouter() *mux.Router {
 	r.MethodNotAllowedHandler = services.CustomResponseMethodNotAllowed405Handler()

 	r.Use(midware.LoggerTrace)
-	r.Use(midware.OptionProcess)
+	r.Use(midware.Cors)
+	// r.Use(midware.OptionProcess)
 	// r.Use(midware.ArrowIPAddr)

 	for _, router := range routers {