107 lines
2.1 KiB
Go
107 lines
2.1 KiB
Go
package common
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import (
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"crypto/rand"
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"fmt"
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"io"
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mathRand "math/rand"
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"net"
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"regexp"
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"sort"
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"strconv"
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"strings"
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)
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func CompareVersion(version1 string, version2 string) bool {
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if version1 == version2 {
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return false
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}
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version1s := strings.Split(version1, ".")
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version2s := strings.Split(version2, ".")
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n := min(len(version1s), len(version2s))
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re := regexp.MustCompile("[0-9]+")
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for i := 0; i < n; i++ {
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sVersion1s := re.FindAllString(version1s[i], -1)
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sVersion2s := re.FindAllString(version2s[i], -1)
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if len(sVersion1s) == 0 {
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return false
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}
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if len(sVersion2s) == 0 {
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return false
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}
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v1num, _ := strconv.Atoi(sVersion1s[0])
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v2num, _ := strconv.Atoi(sVersion2s[0])
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if v1num == v2num {
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continue
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} else {
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return v1num > v2num
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}
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}
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return true
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}
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func GetSortedVersions(versions []string) []string {
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sort.Slice(versions, func(i, j int) bool {
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return CompareVersion(versions[i], versions[j])
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})
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return versions
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}
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func IsCrossVersion(version1, version2 string) bool {
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version1s := strings.Split(version1, ".")
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version2s := strings.Split(version2, ".")
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v1num, _ := strconv.Atoi(version1s[0])
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v2num, _ := strconv.Atoi(version2s[0])
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return v2num > v1num
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}
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func min(a, b int) int {
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if a < b {
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return a
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}
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return b
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}
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func GetUuid() string {
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b := make([]byte, 16)
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_, _ = io.ReadFull(rand.Reader, b)
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b[6] = (b[6] & 0x0f) | 0x40
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b[8] = (b[8] & 0x3f) | 0x80
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return fmt.Sprintf("%x-%x-%x-%x-%x", b[0:4], b[4:6], b[6:8], b[8:10], b[10:])
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}
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var letters = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890")
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func RandStr(n int) string {
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b := make([]rune, n)
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for i := range b {
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b[i] = letters[mathRand.Intn(len(letters))]
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}
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return string(b)
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}
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func ScanPort(port int) bool {
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ln, err := net.Listen("tcp", ":"+strconv.Itoa(port))
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if err != nil {
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return true
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}
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defer ln.Close()
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return false
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}
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func ExistWithStrArray(str string, arr []string) bool {
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for _, a := range arr {
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if strings.Contains(a, str) {
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return true
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}
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}
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return false
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}
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func IsNum(s string) bool {
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_, err := strconv.ParseFloat(s, 64)
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return err == nil
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}
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