mirror of
https://github.com/labring/sealos.git
synced 2026-10-31 02:11:58 +08:00
108 lines
2.3 KiB
Go
108 lines
2.3 KiB
Go
/*
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Copyright 2021 cuisongliu@qq.com.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package iputils
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import (
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"net"
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"net/url"
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"strings"
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"github.com/labring/sealos/pkg/utils/logger"
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)
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// ParseIPs 解析ip 192.168.0.2-192.168.0.6
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func ParseIPs(ipList []string) (res []string) {
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for _, i := range ipList {
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if strings.Contains(i, "-") {
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if err := AssemblyIPList(&i); err != nil {
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logger.Warn("failed to get Addrs, %s", err.Error())
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continue
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}
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res = append(res, strings.Split(i, ",")...)
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}
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res = append(res, i)
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}
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return
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}
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//IPFormat is
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func IPFormat(ipStr string) string {
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ip := net.ParseIP(ipStr)
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if ip == nil {
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host, _, err := net.SplitHostPort(ipStr)
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if err != nil {
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//logger.Error("invalied host fomat [%s], must like 172.0.0.2:22.error: %s", ipStr, err)
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return ""
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}
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ip = net.ParseIP(host)
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}
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if ip == nil {
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//logger.Error("invalied host fomat [%s], must like 172.0.0.2:22", ipStr)
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return ""
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}
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return ip.String()
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}
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func HostnameAndIP(node []string) ([]string, []string) {
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var resHost, resIP []string
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if len(node) == 0 {
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return node, node
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}
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for _, n := range node {
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if !IsIpv4(n) {
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resHost = append(resHost, n)
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} else {
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resIP = append(resIP, n)
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}
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}
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return resHost, resIP
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}
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func IsIpv4(ip string) bool {
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//matched, _ := regexp.MatchString("((2(5[0-5]|[0-4]\\d))|[0-1]?\\d{1,2})(\\.((2(5[0-5]|[0-4]\\d))|[0-1]?\\d{1,2})){3}", ip)
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arr := strings.Split(ip, ".")
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if len(arr) != 4 {
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return false
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}
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for _, v := range arr {
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if v == "" {
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return false
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}
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if len(v) > 1 && v[0] == '0' {
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return false
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}
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num := 0
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for _, c := range v {
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if c >= '0' && c <= '9' {
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num = num*10 + int(c-'0')
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} else {
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return false
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}
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}
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if num > 255 {
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return false
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}
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}
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return true
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}
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func CheckDomain(domain string) bool {
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_, errURL := url.Parse(domain)
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return errURL == nil
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}
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