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95 lines
2.7 KiB
95 lines
2.7 KiB
/*
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* GodoOS - A lightweight cloud desktop
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* Copyright (C) 2024 https://godoos.com
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 2.1 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package libs
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import (
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"fmt"
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"strconv"
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)
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type UserChatIpSetting struct {
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CheckTime string `json:"checkTime"`
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First string `json:"first"`
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Second string `json:"second"`
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ThirdStart string `json:"thirdStart"`
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ThirdEnd string `json:"thirdEnd"`
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FourthStart string `json:"fourthStart"`
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FourthEnd string `json:"fourthEnd"`
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}
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func GetDefaultChatIpSetting() UserChatIpSetting {
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return UserChatIpSetting{
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CheckTime: "15",
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First: "192",
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Second: "168",
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ThirdStart: "1",
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ThirdEnd: "1",
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FourthStart: "2",
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FourthEnd: "254",
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}
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}
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func GetChatIpSetting() UserChatIpSetting {
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ips, ok := GetConfig("chatIpSetting")
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if !ok {
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return GetDefaultChatIpSetting()
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}
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if ips, ok = ips.(UserChatIpSetting); !ok {
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return GetDefaultChatIpSetting()
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}
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return UserChatIpSetting{}
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}
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// GenerateIPs 生成 IP 地址列表
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func GenerateIPs(setting UserChatIpSetting) []string {
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var IPs []string
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thirdStart, _ := strconv.Atoi(setting.ThirdStart)
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thirdEnd, _ := strconv.Atoi(setting.ThirdEnd)
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fourthStart, _ := strconv.Atoi(setting.FourthStart)
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fourthEnd, _ := strconv.Atoi(setting.FourthEnd)
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if thirdStart == thirdEnd {
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if fourthStart == fourthEnd {
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// 第三位和第四位都相等,只生成一个 IP 地址
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IPs = append(IPs, fmt.Sprintf("%s.%s.%d.%d", setting.First, setting.Second, thirdStart, fourthStart))
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} else {
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// 第三位相等,第四位不相等,生成第四位的所有 IP 地址
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for j := fourthStart; j <= fourthEnd; j++ {
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IPs = append(IPs, fmt.Sprintf("%s.%s.%d.%d", setting.First, setting.Second, thirdStart, j))
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}
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}
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} else {
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// 第三位不相等,生成第三位和第四位的所有组合
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for i := thirdStart; i <= thirdEnd; i++ {
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for j := fourthStart; j <= fourthEnd; j++ {
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IPs = append(IPs, fmt.Sprintf("%s.%s.%d.%d", setting.First, setting.Second, i, j))
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}
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}
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}
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return IPs
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}
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// 示例函数
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func GetChatIPs() []string {
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setting := GetChatIpSetting()
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return GenerateIPs(setting)
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}
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