58 lines
1.2 KiB
Go
58 lines
1.2 KiB
Go
package functions
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import (
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"fmt"
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"net"
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"os"
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"strings"
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"golang.org/x/text/cases"
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"golang.org/x/text/language"
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)
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func Title(s string) string {
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caser := cases.Title(language.AmericanEnglish)
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return caser.String(s)
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}
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func Split(sep, s string) []string {
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return strings.Split(s, sep)
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}
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// getDomainName attempts to find the domain name of the host.
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// It returns the domain name if found, otherwise an error.
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func getDomainName() (string, error) {
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// Get the hostname
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hostname, err := os.Hostname()
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if err != nil {
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return "", fmt.Errorf("error getting hostname: %v", err)
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}
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// Lookup IP addresses associated with the hostname
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ips, err := net.LookupIP(hostname)
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if err != nil {
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return "", fmt.Errorf("error looking up IP addresses for hostname %s: %v", hostname, err)
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}
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for _, ip := range ips {
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// Perform a reverse lookup to find the FQDN
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names, err := net.LookupAddr(ip.String())
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if err != nil {
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// If there's an error, continue to the next IP
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continue
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}
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for _, name := range names {
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cleanName := strings.TrimSuffix(name, ".")
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return cleanName, nil
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}
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}
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return "", fmt.Errorf("domain name not found for host: %s", hostname)
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}
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func GetDomainName() string {
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domain, _ := getDomainName()
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return domain
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}
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