148 lines
3.2 KiB
Go
148 lines
3.2 KiB
Go
package dbdata
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import (
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"errors"
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"fmt"
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"net"
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"time"
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"github.com/bjdgyc/anylink/base"
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)
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const (
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Allow = "allow"
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Deny = "deny"
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)
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type GroupLinkAcl struct {
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// 自上而下匹配 默认 allow * *
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Action string `json:"action"` // allow、deny
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Val string `json:"val"`
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Port uint16 `json:"port"`
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IpNet *net.IPNet `json:"ip_net"`
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Note string `json:"note"`
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}
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type ValData struct {
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Val string `json:"val"`
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IpMask string `json:"ip_mask"`
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Note string `json:"note"`
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}
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// type Group struct {
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// Id int `json:"id" xorm:"pk autoincr not null"`
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// Name string `json:"name" xorm:"not null unique"`
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// Note string `json:"note"`
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// AllowLan bool `json:"allow_lan"`
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// ClientDns []ValData `json:"client_dns"`
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// RouteInclude []ValData `json:"route_include"`
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// RouteExclude []ValData `json:"route_exclude"`
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// LinkAcl []GroupLinkAcl `json:"link_acl"`
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// Bandwidth int `json:"bandwidth"` // 带宽限制
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// Status int8 `json:"status"` // 1正常
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// CreatedAt time.Time `json:"created_at"`
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// UpdatedAt time.Time `json:"updated_at"`
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// }
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func GetGroupNames() []string {
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var datas []Group
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err := Find(&datas, 0, 0)
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if err != nil {
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base.Error(err)
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return nil
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}
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var names []string
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for _, v := range datas {
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names = append(names, v.Name)
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}
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return names
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}
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func SetGroup(g *Group) error {
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var err error
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if g.Name == "" {
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return errors.New("用户组名错误")
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}
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// 判断数据
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clientDns := []ValData{}
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for _, v := range g.ClientDns {
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if v.Val != "" {
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ip := net.ParseIP(v.Val)
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if ip.String() != v.Val {
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return errors.New("DNS IP 错误")
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}
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clientDns = append(clientDns, v)
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}
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}
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if len(clientDns) == 0 {
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return errors.New("必须设置一个DNS")
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}
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g.ClientDns = clientDns
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routeInclude := []ValData{}
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for _, v := range g.RouteInclude {
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if v.Val != "" {
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if v.Val == "all" {
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routeInclude = append(routeInclude, v)
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continue
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}
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ipMask, _, err := parseIpNet(v.Val)
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if err != nil {
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return errors.New("RouteInclude 错误" + err.Error())
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}
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v.IpMask = ipMask
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routeInclude = append(routeInclude, v)
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}
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}
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g.RouteInclude = routeInclude
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routeExclude := []ValData{}
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for _, v := range g.RouteExclude {
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if v.Val != "" {
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ipMask, _, err := parseIpNet(v.Val)
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if err != nil {
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return errors.New("RouteExclude 错误" + err.Error())
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}
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v.IpMask = ipMask
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routeExclude = append(routeExclude, v)
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}
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}
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g.RouteExclude = routeExclude
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// 转换数据
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linkAcl := []GroupLinkAcl{}
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for _, v := range g.LinkAcl {
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if v.Val != "" {
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_, ipNet, err := parseIpNet(v.Val)
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if err != nil {
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return errors.New("GroupLinkAcl 错误" + err.Error())
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}
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v.IpNet = ipNet
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linkAcl = append(linkAcl, v)
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}
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}
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g.LinkAcl = linkAcl
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g.UpdatedAt = time.Now()
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if g.Id > 0 {
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err = Set(g)
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} else {
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err = Add(g)
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}
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return err
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}
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func parseIpNet(s string) (string, *net.IPNet, error) {
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ip, ipNet, err := net.ParseCIDR(s)
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if err != nil {
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return "", nil, err
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}
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mask := net.IP(ipNet.Mask)
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ipMask := fmt.Sprintf("%s/%s", ip, mask)
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return ipMask, ipNet, nil
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}
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