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100 lines
3.1 KiB
100 lines
3.1 KiB
// MIT License
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//
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// Copyright (c) 2024 godoos.com
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// Email: xpbb@qq.com
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// GitHub: github.com/phpk/godoos
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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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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