Initial commit (code only without large binaries)

EdgeAdmin/internal/nodes/session_manager.go

@@ -0,0 +1,118 @@
+// Copyright 2023 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package nodes
+
+import (
+	"encoding/json"
+	"github.com/TeaOSLab/EdgeAdmin/internal/rpc"
+	"github.com/TeaOSLab/EdgeAdmin/internal/ttlcache"
+	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
+	"github.com/iwind/TeaGo/actions"
+	"github.com/iwind/TeaGo/logs"
+	"strings"
+	"time"
+)
+
+// SessionManager SESSION管理
+type SessionManager struct {
+	life uint
+}
+
+func NewSessionManager() (*SessionManager, error) {
+	return &SessionManager{}, nil
+}
+
+func (this *SessionManager) Init(config *actions.SessionConfig) {
+	this.life = config.Life
+}
+
+func (this *SessionManager) Read(sid string) map[string]string {
+	// 忽略OTP
+	if strings.HasSuffix(sid, "_otp") {
+		return map[string]string{}
+	}
+
+	var result = map[string]string{}
+
+	var cacheKey = "SESSION@" + sid
+	var item = ttlcache.DefaultCache.Read(cacheKey)
+	if item != nil && item.Value != nil {
+		itemMap, ok := item.Value.(map[string]string)
+		if ok {
+			return itemMap
+		}
+	}
+
+	rpcClient, err := rpc.SharedRPC()
+	if err != nil {
+		return map[string]string{}
+	}
+
+	resp, err := rpcClient.LoginSessionRPC().FindLoginSession(rpcClient.Context(0), &pb.FindLoginSessionRequest{Sid: sid})
+	if err != nil {
+		logs.Println("SESSION", "read '"+sid+"' failed: "+err.Error())
+		result["@error"] = err.Error()
+		return result
+	}
+
+	var session = resp.LoginSession
+	if session == nil || len(session.ValuesJSON) == 0 {
+		return result
+	}
+
+	err = json.Unmarshal(session.ValuesJSON, &result)
+	if err != nil {
+		logs.Println("SESSION", "decode '"+sid+"' values failed: "+err.Error())
+	}
+
+	// Write to cache
+	ttlcache.DefaultCache.Write(cacheKey, result, time.Now().Unix()+300 /** must not be too long **/)
+
+	return result
+}
+
+func (this *SessionManager) WriteItem(sid string, key string, value string) bool {
+	// 删除缓存
+	defer ttlcache.DefaultCache.Delete("SESSION@" + sid)
+
+	// 忽略OTP
+	if strings.HasSuffix(sid, "_otp") {
+		return false
+	}
+
+	rpcClient, err := rpc.SharedRPC()
+	if err != nil {
+		return false
+	}
+
+	_, err = rpcClient.LoginSessionRPC().WriteLoginSessionValue(rpcClient.Context(0), &pb.WriteLoginSessionValueRequest{
+		Sid:   sid,
+		Key:   key,
+		Value: value,
+	})
+	if err != nil {
+		logs.Println("SESSION", "write sid:'"+sid+"' key:'"+key+"' failed: "+err.Error())
+	}
+
+	return true
+}
+
+func (this *SessionManager) Delete(sid string) bool {
+	// 删除缓存
+	defer ttlcache.DefaultCache.Delete("SESSION@" + sid)
+
+	// 忽略OTP
+	if strings.HasSuffix(sid, "_otp") {
+		return false
+	}
+
+	rpcClient, err := rpc.SharedRPC()
+	if err != nil {
+		return false
+	}
+	_, err = rpcClient.LoginSessionRPC().DeleteLoginSession(rpcClient.Context(0), &pb.DeleteLoginSessionRequest{Sid: sid})
+	if err != nil {
+		logs.Println("SESSION", "delete '"+sid+"' failed: "+err.Error())
+	}
+	return true
+}