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			107 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			107 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
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package ddosProtection
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import (
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	"encoding/json"
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	"github.com/TeaOSLab/EdgeAdmin/internal/web/actions/actionutils"
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	"github.com/TeaOSLab/EdgeCommon/pkg/nodeconfigs"
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	"github.com/TeaOSLab/EdgeCommon/pkg/rpc/pb"
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	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/ddosconfigs"
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	"github.com/iwind/TeaGo/actions"
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	"github.com/iwind/TeaGo/types"
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	"net"
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)
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type IndexAction struct {
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	actionutils.ParentAction
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}
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func (this *IndexAction) Init() {
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	this.Nav("", "setting", "")
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	this.SecondMenu("ddosProtection")
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}
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func (this *IndexAction) RunGet(params struct {
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	ClusterId int64
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}) {
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	this.Data["clusterId"] = params.ClusterId
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	protectionResp, err := this.RPC().NodeClusterRPC().FindNodeClusterDDoSProtection(this.AdminContext(), &pb.FindNodeClusterDDoSProtectionRequest{NodeClusterId: params.ClusterId})
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	if err != nil {
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		this.ErrorPage(err)
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		return
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	}
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	var ddosProtectionConfig = ddosconfigs.DefaultProtectionConfig()
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	if len(protectionResp.DdosProtectionJSON) > 0 {
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		err = json.Unmarshal(protectionResp.DdosProtectionJSON, ddosProtectionConfig)
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		if err != nil {
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			this.ErrorPage(err)
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			return
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		}
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	}
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	this.Data["config"] = ddosProtectionConfig
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	this.Data["defaultConfigs"] = nodeconfigs.DefaultConfigs
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	this.Show()
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}
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func (this *IndexAction) RunPost(params struct {
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	ClusterId          int64
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	DdosProtectionJSON []byte
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	Must *actions.Must
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	CSRF *actionutils.CSRF
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}) {
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	defer this.CreateLogInfo("修改集群 %d 的DDOS防护设置", params.ClusterId)
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	var ddosProtectionConfig = &ddosconfigs.ProtectionConfig{}
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	err := json.Unmarshal(params.DdosProtectionJSON, ddosProtectionConfig)
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	if err != nil {
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		this.ErrorPage(err)
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		return
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	}
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	err = ddosProtectionConfig.Init()
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	if err != nil {
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		this.Fail("配置校验失败:" + err.Error())
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	}
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	// 校验参数
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	if ddosProtectionConfig.TCP != nil {
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		var tcpConfig = ddosProtectionConfig.TCP
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		if tcpConfig.MaxConnectionsPerIP > 0 && tcpConfig.MaxConnectionsPerIP < nodeconfigs.DefaultTCPMinConnectionsPerIP {
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			this.FailField("tcpMaxConnectionsPerIP", "TCP: 单IP TCP最大连接数不能小于"+types.String(nodeconfigs.DefaultTCPMinConnectionsPerIP))
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		}
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		if tcpConfig.NewConnectionsRate > 0 && tcpConfig.NewConnectionsRate < nodeconfigs.DefaultTCPNewConnectionsMinRate {
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			this.FailField("tcpNewConnectionsRate", "TCP: 单IP连接速率不能小于"+types.String(nodeconfigs.DefaultTCPNewConnectionsMinRate))
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		}
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		// Port
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		for _, portConfig := range tcpConfig.Ports {
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			if portConfig.Port > 65535 {
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				this.Fail("端口号" + types.String(portConfig.Port) + "不能大于65535")
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			}
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		}
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		// IP
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		for _, ipConfig := range tcpConfig.AllowIPList {
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			if net.ParseIP(ipConfig.IP) == nil {
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				this.Fail("白名单IP '" + ipConfig.IP + "' 格式错误")
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			}
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		}
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	}
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	_, err = this.RPC().NodeClusterRPC().UpdateNodeClusterDDoSProtection(this.AdminContext(), &pb.UpdateNodeClusterDDoSProtectionRequest{
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		NodeClusterId:      params.ClusterId,
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		DdosProtectionJSON: params.DdosProtectionJSON,
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	})
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	if err != nil {
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		this.ErrorPage(err)
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		return
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	}
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	this.Success()
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}
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