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73 lines
1.9 KiB
73 lines
1.9 KiB
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 int `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: 60,
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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: "99",
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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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return ips.(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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