init
This commit is contained in:
commit
6a8915039e
1
.gitignore
vendored
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1
.gitignore
vendored
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.idea
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5
go.mod
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5
go.mod
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module b612.me/sdk/whois
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go 1.21.2
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require golang.org/x/net v0.24.0
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2
go.sum
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2
go.sum
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golang.org/x/net v0.24.0 h1:1PcaxkF854Fu3+lvBIx5SYn9wRlBzzcnHZSiaFFAb0w=
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golang.org/x/net v0.24.0/go.mod h1:2Q7sJY5mzlzWjKtYUEXSlBWCdyaioyXzRB2RtU8KVE8=
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415
parse.go
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415
parse.go
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package whois
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import (
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"fmt"
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"os"
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"strings"
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"time"
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)
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func parse(domain string, result string) {
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os.WriteFile(domain+".txt", []byte(result), 0644)
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ext := getExtension(domain)
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secExt := getExtension(strings.TrimSuffix(domain, "."+ext))
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_ = secExt
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var data Result
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var err error
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switch ext {
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case "cn":
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data, err = dotCNParser(domain, result)
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case "jp":
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data, err = dotJPParser(domain, result)
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case "tw":
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data, err = dotTWParser(domain, result)
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default:
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data, err = commonParser(domain, result)
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}
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fmt.Println(err)
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fmt.Println(data.domain, data.registerDate, data.expireDate, data.nsServers)
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fmt.Println(data.exists, data.statusRaw, data.nsServers)
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fmt.Printf("%+v\n%+v\n", data.adminInfo, data.registerInfo)
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}
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func commonParser(domain, data string) (Result, error) {
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var res = Result{
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domain: domain,
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rawData: data,
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}
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var r, a, t PersonalInfo
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split := strings.Split(data, "\n")
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for _, line := range split {
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line = strings.TrimSpace(line)
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if !res.exists {
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for _, token := range []string{"Domain not found.", "No match for", "No match", "No Data Found", "No entries found", "No match for domain", "No matching record", "No Found", "No Object"} {
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if strings.HasPrefix(token, line) {
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res.exists = false
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return res, nil
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}
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}
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}
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if strings.HasPrefix(line, "Domain Name:") {
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res.exists = true
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res.nsServers = []string{}
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res.domain = strings.TrimSpace(strings.TrimPrefix(line, "Domain Name:"))
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}
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if strings.HasPrefix(line, "Registry Domain ID:") {
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res.domainID = strings.TrimSpace(strings.TrimPrefix(line, "Registry Domain ID:"))
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}
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if strings.HasPrefix(line, "Updated Date:") {
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res.updateDate = parseDate(strings.TrimSpace(strings.TrimPrefix(line, "Updated Date:")))
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}
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if strings.HasPrefix(line, "Creation Date:") {
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res.registerDate = parseDate(strings.TrimSpace(strings.TrimPrefix(line, "Creation Date:")))
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}
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if strings.HasPrefix(line, "Registry Expiry Date:") {
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res.expireDate = parseDate(strings.TrimSpace(strings.TrimPrefix(line, "Registry Expiry Date:")))
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}
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if strings.HasPrefix(line, "Registrar:") {
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res.registar = strings.TrimSpace(strings.TrimPrefix(line, "Registrar:"))
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}
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if strings.HasPrefix(line, "Status:") {
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res.statusRaw = strings.TrimSpace(strings.TrimPrefix(line, "Status:"))
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}
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if strings.HasPrefix(line, "Name Server:") {
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res.nsServers = append(res.nsServers, strings.TrimSpace(strings.TrimPrefix(line, "Name Server:")))
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}
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if strings.HasPrefix(line, "DNSSEC:") {
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res.dnssec = strings.TrimSpace(strings.TrimPrefix(line, "DNSSEC:"))
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}
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if strings.HasPrefix(line, "Registrar Registration Expiration Date:") {
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res.expireDate = parseDate(strings.TrimSpace(strings.TrimPrefix(line, "Registrar Registration Expiration Date:")))
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}
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if strings.HasPrefix(line, "Registrant Name:") {
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r.Name = strings.TrimSpace(strings.TrimPrefix(line, "Registrant Name:"))
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}
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if strings.HasPrefix(line, "Registrant Organization:") {
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r.Org = strings.TrimSpace(strings.TrimPrefix(line, "Registrant Organization:"))
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}
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if strings.HasPrefix(line, "Registrant Street:") {
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r.Addr = strings.TrimSpace(strings.TrimPrefix(line, "Registrant Street:"))
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}
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if strings.HasPrefix(line, "Registrant City:") {
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r.City = strings.TrimSpace(strings.TrimPrefix(line, "Registrant City:"))
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}
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if strings.HasPrefix(line, "Registrant State/Province:") {
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r.State = strings.TrimSpace(strings.TrimPrefix(line, "Registrant State/Province:"))
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}
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if strings.HasPrefix(line, "Registrant Postal Code:") {
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r.Zip = strings.TrimSpace(strings.TrimPrefix(line, "Registrant Postal Code:"))
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}
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if strings.HasPrefix(line, "Registrant Country:") {
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r.Country = strings.TrimSpace(strings.TrimPrefix(line, "Registrant Country:"))
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}
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if strings.HasPrefix(line, "Registrant Phone:") {
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r.Phone = strings.TrimSpace(strings.TrimPrefix(line, "Registrant Phone:"))
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}
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if strings.HasPrefix(line, "Registrant Phone Ext:") {
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r.PhoneExt = strings.TrimSpace(strings.TrimPrefix(line, "Registrant Phone Ext:"))
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}
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if strings.HasPrefix(line, "Registrant Fax:") {
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r.Fax = strings.TrimSpace(strings.TrimPrefix(line, "Registrant Fax:"))
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}
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if strings.HasPrefix(line, "Registrant Fax Ext:") {
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r.FaxExt = strings.TrimSpace(strings.TrimPrefix(line, "Registrant Fax Ext:"))
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}
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if strings.HasPrefix(line, "Registrant Email:") {
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r.Email = strings.TrimSpace(strings.TrimPrefix(line, "Registrant Email:"))
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}
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if strings.HasPrefix(line, "Admin Name:") {
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a.Name = strings.TrimSpace(strings.TrimPrefix(line, "Admin Name:"))
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}
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if strings.HasPrefix(line, "Admin Organization:") {
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a.Org = strings.TrimSpace(strings.TrimPrefix(line, "Admin Organization:"))
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}
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if strings.HasPrefix(line, "Admin Street:") {
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a.Addr = strings.TrimSpace(strings.TrimPrefix(line, "Admin Street:"))
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}
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if strings.HasPrefix(line, "Admin City:") {
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a.City = strings.TrimSpace(strings.TrimPrefix(line, "Admin City:"))
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}
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if strings.HasPrefix(line, "Admin State/Province:") {
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a.State = strings.TrimSpace(strings.TrimPrefix(line, "Admin State/Province:"))
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}
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if strings.HasPrefix(line, "Admin Postal Code:") {
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a.Zip = strings.TrimSpace(strings.TrimPrefix(line, "Admin Postal Code:"))
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}
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if strings.HasPrefix(line, "Admin Country:") {
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a.Country = strings.TrimSpace(strings.TrimPrefix(line, "Admin Country:"))
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}
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if strings.HasPrefix(line, "Admin Phone:") {
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a.Phone = strings.TrimSpace(strings.TrimPrefix(line, "Admin Phone:"))
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}
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if strings.HasPrefix(line, "Admin Phone Ext:") {
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a.PhoneExt = strings.TrimSpace(strings.TrimPrefix(line, "Admin Phone Ext:"))
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}
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if strings.HasPrefix(line, "Admin Fax:") {
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a.Fax = strings.TrimSpace(strings.TrimPrefix(line, "Admin Fax:"))
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}
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if strings.HasPrefix(line, "Admin Fax Ext:") {
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a.FaxExt = strings.TrimSpace(strings.TrimPrefix(line, "Admin Fax Ext:"))
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}
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if strings.HasPrefix(line, "Admin Email:") {
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a.Email = strings.TrimSpace(strings.TrimPrefix(line, "Admin Email:"))
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}
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if strings.HasPrefix(line, "Tech Name:") {
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t.Name = strings.TrimSpace(strings.TrimPrefix(line, "Tech Name:"))
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}
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if strings.HasPrefix(line, "Tech Organization:") {
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t.Org = strings.TrimSpace(strings.TrimPrefix(line, "Tech Organization:"))
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}
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if strings.HasPrefix(line, "Tech Street:") {
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t.Addr = strings.TrimSpace(strings.TrimPrefix(line, "Tech Street:"))
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}
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if strings.HasPrefix(line, "Tech City:") {
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t.City = strings.TrimSpace(strings.TrimPrefix(line, "Tech City:"))
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}
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if strings.HasPrefix(line, "Tech State/Province:") {
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t.State = strings.TrimSpace(strings.TrimPrefix(line, "Tech State/Province:"))
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}
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if strings.HasPrefix(line, "Tech Postal Code:") {
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t.Zip = strings.TrimSpace(strings.TrimPrefix(line, "Tech Postal Code:"))
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}
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if strings.HasPrefix(line, "Tech Country:") {
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t.Country = strings.TrimSpace(strings.TrimPrefix(line, "Tech Country:"))
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}
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if strings.HasPrefix(line, "Tech Phone:") {
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t.Phone = strings.TrimSpace(strings.TrimPrefix(line, "Tech Phone:"))
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}
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if strings.HasPrefix(line, "Tech Phone Ext:") {
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t.PhoneExt = strings.TrimSpace(strings.TrimPrefix(line, "Tech Phone Ext:"))
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}
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if strings.HasPrefix(line, "Tech Fax:") {
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t.Fax = strings.TrimSpace(strings.TrimPrefix(line, "Tech Fax:"))
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}
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if strings.HasPrefix(line, "Tech Fax Ext:") {
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t.FaxExt = strings.TrimSpace(strings.TrimPrefix(line, "Tech Fax Ext:"))
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}
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if strings.HasPrefix(line, "Tech Email:") {
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t.Email = strings.TrimSpace(strings.TrimPrefix(line, "Tech Email:"))
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}
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}
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res.registerInfo = r
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res.adminInfo = a
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res.techInfo = t
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return res, nil
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}
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|
func dotCNParser(domain, data string) (Result, error) {
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|
var res = Result{
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domain: domain,
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|
rawData: data,
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|
}
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|
var r PersonalInfo
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|
if strings.HasPrefix("No matching record.", strings.TrimSpace(data)) {
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|
res.exists = false
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|
return res, nil
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|
}
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|
res.exists = true
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|
split := strings.Split(data, "\n")
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|
for _, line := range split {
|
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|
line = strings.TrimSpace(line)
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|
if strings.HasPrefix(line, "Domain Name:") {
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|
res.nsServers = []string{}
|
||||||
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res.domain = strings.TrimSpace(strings.TrimPrefix(line, "Domain Name:"))
|
||||||
|
}
|
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|
if strings.HasPrefix(line, "ROID:") {
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|
res.domainID = strings.TrimSpace(strings.TrimPrefix(line, "ROID:"))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "Registration Time:") {
|
||||||
|
res.registerDate = parseCNDate(strings.TrimSpace(strings.TrimPrefix(line, "Registration Time:")))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "Expiration Time:") {
|
||||||
|
res.expireDate = parseCNDate(strings.TrimSpace(strings.TrimPrefix(line, "Expiration Time:")))
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||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "Sponsoring Registrar:") {
|
||||||
|
res.registar = strings.TrimSpace(strings.TrimPrefix(line, "Sponsoring Registrar:"))
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||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "Status:") {
|
||||||
|
res.statusRaw = strings.TrimSpace(strings.TrimPrefix(line, "Status:"))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "Name Server:") {
|
||||||
|
res.nsServers = append(res.nsServers, strings.TrimSpace(strings.TrimPrefix(line, "Name Server:")))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "DNSSEC:") {
|
||||||
|
res.dnssec = strings.TrimSpace(strings.TrimPrefix(line, "DNSSEC:"))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "Registrant:") {
|
||||||
|
r.Name = strings.TrimSpace(strings.TrimPrefix(line, "Registrant:"))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "Registrant Contact Email:") {
|
||||||
|
r.Email = strings.TrimSpace(strings.TrimPrefix(line, "Registrant Contact Email:"))
|
||||||
|
}
|
||||||
|
}
|
||||||
|
res.registerInfo = r
|
||||||
|
return res, nil
|
||||||
|
}
|
||||||
|
|
||||||
|
func dotJPParser(domain, data string) (Result, error) {
|
||||||
|
var res = Result{
|
||||||
|
domain: domain,
|
||||||
|
rawData: data,
|
||||||
|
}
|
||||||
|
var r PersonalInfo
|
||||||
|
split := strings.Split(data, "\n")
|
||||||
|
startAddress := false
|
||||||
|
for _, line := range split {
|
||||||
|
if strings.HasPrefix(line, "No match!!") {
|
||||||
|
res.exists = false
|
||||||
|
return res, nil
|
||||||
|
}
|
||||||
|
line = strings.TrimSpace(line)
|
||||||
|
if strings.HasPrefix(line, "[Domain Name]") {
|
||||||
|
res.nsServers = []string{}
|
||||||
|
res.domain = strings.TrimSpace(strings.TrimPrefix(line, "[Domain Name]"))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "[登録者名]") {
|
||||||
|
r.Name = strings.TrimSpace(strings.TrimPrefix(line, "[登録者名]"))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "[Name Server]") {
|
||||||
|
res.nsServers = append(res.nsServers, strings.TrimSpace(strings.TrimPrefix(line, "[Name Server]")))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "[状態]") {
|
||||||
|
res.statusRaw += strings.TrimSpace(strings.TrimPrefix(line, "[状態]"))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "[ロック状態]") {
|
||||||
|
res.statusRaw += strings.TrimSpace(strings.TrimPrefix(line, "[ロック状態]"))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "[登録年月日]") {
|
||||||
|
res.registerDate = parseJPDate(strings.TrimSpace(strings.TrimPrefix(line, "[登録年月日]")), true)
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "[最終更新]") {
|
||||||
|
res.updateDate = parseJPDate(strings.TrimSpace(strings.TrimPrefix(line, "[最終更新]")), false)
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "[有効期限]") {
|
||||||
|
res.expireDate = parseJPDate(strings.TrimSpace(strings.TrimPrefix(line, "[有効期限]")), true)
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "[名前]") {
|
||||||
|
r.Name = strings.TrimSpace(strings.TrimPrefix(line, "[名前]"))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "[組織名]") {
|
||||||
|
r.Org = strings.TrimSpace(strings.TrimPrefix(line, "[組織名]"))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "[Email]") {
|
||||||
|
r.Email = strings.TrimSpace(strings.TrimPrefix(line, "[Email]"))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "[住所]") {
|
||||||
|
r.Addr = strings.TrimSpace(strings.TrimPrefix(line, "[住所]"))
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "[Postal Address]") {
|
||||||
|
startAddress = false
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
if startAddress {
|
||||||
|
r.Addr += "\n" + line
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "[電話番号]") {
|
||||||
|
r.Phone = strings.TrimSpace(strings.TrimPrefix(line, "[電話番号]"))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "[FAX番号]") {
|
||||||
|
r.Fax = strings.TrimSpace(strings.TrimPrefix(line, "[FAX番号]"))
|
||||||
|
break
|
||||||
|
}
|
||||||
|
}
|
||||||
|
res.registerInfo = r
|
||||||
|
return res, nil
|
||||||
|
}
|
||||||
|
|
||||||
|
func dotTWParser(domain, data string) (Result, error) {
|
||||||
|
var res = Result{
|
||||||
|
domain: domain,
|
||||||
|
rawData: data,
|
||||||
|
}
|
||||||
|
split := strings.Split(data, "\n")
|
||||||
|
startNs := false
|
||||||
|
var currentStatus uint8 = 0
|
||||||
|
var startIdx int
|
||||||
|
var r, a, t, p PersonalInfo
|
||||||
|
for idx, line := range split {
|
||||||
|
line = strings.TrimSpace(line)
|
||||||
|
if strings.HasPrefix(line, "No Found") || strings.HasPrefix(line, "網域名稱不合規定") {
|
||||||
|
res.exists = false
|
||||||
|
return res, nil
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "Domain Name:") {
|
||||||
|
res.exists = true
|
||||||
|
res.nsServers = []string{}
|
||||||
|
res.domain = strings.TrimSpace(strings.TrimPrefix(line, "Domain Name:"))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "Registration Service Provider:") {
|
||||||
|
startNs = false
|
||||||
|
res.registar = strings.TrimSpace(strings.TrimPrefix(line, "Registration Service Provider:"))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "Record created on") {
|
||||||
|
res.registerDate = parseCNDate(strings.TrimSpace(strings.TrimSuffix(strings.TrimPrefix(line, "Record created on"), "(UTC+8)")))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "Record expires on") {
|
||||||
|
res.expireDate = parseCNDate(strings.TrimSpace(strings.TrimSuffix(strings.TrimPrefix(line, "Record expires on"), "(UTC+8)")))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "Domain Status:") {
|
||||||
|
res.statusRaw = strings.TrimSpace(strings.TrimPrefix(line, "Domain Status:"))
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "Domain servers in listed order:") {
|
||||||
|
startNs = true
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
if strings.HasPrefix(line, "Registrant:") {
|
||||||
|
currentStatus = 1
|
||||||
|
startIdx = idx
|
||||||
|
p = PersonalInfo{}
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
if currentStatus > 0 {
|
||||||
|
if line == "(Redacted for privacy)" {
|
||||||
|
switch currentStatus {
|
||||||
|
case 1:
|
||||||
|
r = p
|
||||||
|
case 2:
|
||||||
|
a = p
|
||||||
|
case 3:
|
||||||
|
t = p
|
||||||
|
}
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
switch idx - startIdx {
|
||||||
|
case 1:
|
||||||
|
p.Name = line
|
||||||
|
case 3:
|
||||||
|
p.Email = line
|
||||||
|
case 4:
|
||||||
|
p.Country = line
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if startNs {
|
||||||
|
res.nsServers = append(res.nsServers, line)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
res.registerInfo = r
|
||||||
|
res.adminInfo = a
|
||||||
|
res.techInfo = t
|
||||||
|
return res, nil
|
||||||
|
}
|
||||||
|
|
||||||
|
func parseDate(date string) time.Time {
|
||||||
|
t, _ := time.Parse("2006-01-02T15:04:05Z", date)
|
||||||
|
t = t.In(time.Local)
|
||||||
|
return t
|
||||||
|
}
|
||||||
|
|
||||||
|
func parseCNDate(date string) time.Time {
|
||||||
|
t, _ := time.ParseInLocation("2006-01-02 15:04:05", date, time.FixedZone("CST", 8*3600))
|
||||||
|
t = t.In(time.Local)
|
||||||
|
return t
|
||||||
|
}
|
||||||
|
|
||||||
|
func parseJPDate(date string, onlyMD bool) time.Time {
|
||||||
|
if onlyMD {
|
||||||
|
t, _ := time.ParseInLocation("2006/01/02", date, time.FixedZone("JST", 9*3600))
|
||||||
|
t = t.In(time.Local)
|
||||||
|
return t
|
||||||
|
}
|
||||||
|
t, _ := time.ParseInLocation("2006/01/02 15:04:05 (JST)", date, time.FixedZone("JST", 9*3600))
|
||||||
|
t = t.In(time.Local)
|
||||||
|
return t
|
||||||
|
}
|
||||||
11
parse_test.go
Normal file
11
parse_test.go
Normal file
@ -0,0 +1,11 @@
|
|||||||
|
package whois
|
||||||
|
|
||||||
|
import (
|
||||||
|
"fmt"
|
||||||
|
"testing"
|
||||||
|
)
|
||||||
|
|
||||||
|
func TestWhois(t *testing.T) {
|
||||||
|
c := NewClient()
|
||||||
|
fmt.Println(c.Whois("b612.com"))
|
||||||
|
}
|
||||||
258
whois.go
Normal file
258
whois.go
Normal file
@ -0,0 +1,258 @@
|
|||||||
|
package whois
|
||||||
|
|
||||||
|
import (
|
||||||
|
"errors"
|
||||||
|
"fmt"
|
||||||
|
"io"
|
||||||
|
"net"
|
||||||
|
"strconv"
|
||||||
|
"strings"
|
||||||
|
"time"
|
||||||
|
|
||||||
|
"golang.org/x/net/proxy"
|
||||||
|
)
|
||||||
|
|
||||||
|
const (
|
||||||
|
defWhoisServer = "whois.iana.org"
|
||||||
|
defWhoisPort = "43"
|
||||||
|
defTimeout = 30 * time.Second
|
||||||
|
asnPrefix = "AS"
|
||||||
|
)
|
||||||
|
|
||||||
|
// DefaultClient is default whois client
|
||||||
|
var DefaultClient = NewClient()
|
||||||
|
|
||||||
|
// Client is whois client
|
||||||
|
type Client struct {
|
||||||
|
dialer proxy.Dialer
|
||||||
|
timeout time.Duration
|
||||||
|
elapsed time.Duration
|
||||||
|
disableReferral bool
|
||||||
|
}
|
||||||
|
type PersonalInfo struct {
|
||||||
|
FirstName string
|
||||||
|
LastName string
|
||||||
|
Name string
|
||||||
|
Org string
|
||||||
|
Fax string
|
||||||
|
FaxExt string
|
||||||
|
Addr string
|
||||||
|
City string
|
||||||
|
State string
|
||||||
|
Country string
|
||||||
|
Zip string
|
||||||
|
Phone string
|
||||||
|
PhoneExt string
|
||||||
|
Email string
|
||||||
|
}
|
||||||
|
|
||||||
|
type Result struct {
|
||||||
|
exists bool
|
||||||
|
domain string
|
||||||
|
domainID string
|
||||||
|
rawData string
|
||||||
|
registar string
|
||||||
|
registerDate time.Time
|
||||||
|
updateDate time.Time
|
||||||
|
expireDate time.Time
|
||||||
|
statusRaw string
|
||||||
|
nsServers []string
|
||||||
|
dnssec string
|
||||||
|
whoisSer string
|
||||||
|
ianaID string
|
||||||
|
registerInfo PersonalInfo
|
||||||
|
adminInfo PersonalInfo
|
||||||
|
techInfo PersonalInfo
|
||||||
|
}
|
||||||
|
|
||||||
|
// NewClient returns new whois client
|
||||||
|
func NewClient() *Client {
|
||||||
|
return &Client{
|
||||||
|
dialer: &net.Dialer{
|
||||||
|
Timeout: defTimeout,
|
||||||
|
},
|
||||||
|
timeout: defTimeout,
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func (c *Client) Whois(domain string, servers ...string) (string, error) {
|
||||||
|
data, err := c.whois(domain)
|
||||||
|
if err != nil {
|
||||||
|
return data, err
|
||||||
|
}
|
||||||
|
parse(domain, data)
|
||||||
|
return "", err
|
||||||
|
}
|
||||||
|
|
||||||
|
func (c *Client) whois(domain string, servers ...string) (result string, err error) {
|
||||||
|
start := time.Now()
|
||||||
|
defer func() {
|
||||||
|
result = strings.TrimSpace(result)
|
||||||
|
if result != "" {
|
||||||
|
result = fmt.Sprintf("%s\n\n%% Query time: %d msec\n%% WHEN: %s\n",
|
||||||
|
result, time.Since(start).Milliseconds(), start.Format("Mon Jan 02 15:04:05 MST 2006"),
|
||||||
|
)
|
||||||
|
}
|
||||||
|
}()
|
||||||
|
|
||||||
|
domain = strings.Trim(strings.TrimSpace(domain), ".")
|
||||||
|
if domain == "" {
|
||||||
|
return "", errors.New("whois: domain is empty")
|
||||||
|
}
|
||||||
|
|
||||||
|
isASN := IsASN(domain)
|
||||||
|
if isASN {
|
||||||
|
if !strings.HasPrefix(strings.ToUpper(domain), asnPrefix) {
|
||||||
|
domain = asnPrefix + domain
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if !strings.Contains(domain, ".") && !strings.Contains(domain, ":") && !isASN {
|
||||||
|
return c.rawQuery(domain, defWhoisServer, defWhoisPort)
|
||||||
|
}
|
||||||
|
|
||||||
|
var server, port string
|
||||||
|
if len(servers) > 0 && servers[0] != "" {
|
||||||
|
server = strings.ToLower(servers[0])
|
||||||
|
port = defWhoisPort
|
||||||
|
} else {
|
||||||
|
ext := getExtension(domain)
|
||||||
|
result, err := c.rawQuery(ext, defWhoisServer, defWhoisPort)
|
||||||
|
if err != nil {
|
||||||
|
return "", fmt.Errorf("whois: query for whois server failed: %w", err)
|
||||||
|
}
|
||||||
|
server, port = getServer(result)
|
||||||
|
if server == "" {
|
||||||
|
return "", fmt.Errorf("%w: %s", errors.New("whois server not found"), domain)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
result, err = c.rawQuery(domain, server, port)
|
||||||
|
if err != nil {
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
if c.disableReferral {
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
refServer, refPort := getServer(result)
|
||||||
|
if refServer == "" || refServer == server {
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
data, err := c.rawQuery(domain, refServer, refPort)
|
||||||
|
if err == nil {
|
||||||
|
result += data
|
||||||
|
}
|
||||||
|
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
// SetDialer set query net dialer
|
||||||
|
func (c *Client) SetDialer(dialer proxy.Dialer) *Client {
|
||||||
|
c.dialer = dialer
|
||||||
|
return c
|
||||||
|
}
|
||||||
|
|
||||||
|
// SetTimeout set query timeout
|
||||||
|
func (c *Client) SetTimeout(timeout time.Duration) *Client {
|
||||||
|
c.timeout = timeout
|
||||||
|
return c
|
||||||
|
}
|
||||||
|
|
||||||
|
// rawQuery do raw query to the server
|
||||||
|
func (c *Client) rawQuery(domain, server, port string) (string, error) {
|
||||||
|
c.elapsed = 0
|
||||||
|
start := time.Now()
|
||||||
|
|
||||||
|
if server == "whois.arin.net" {
|
||||||
|
if IsASN(domain) {
|
||||||
|
domain = "a + " + domain
|
||||||
|
} else {
|
||||||
|
domain = "n + " + domain
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
conn, err := c.dialer.Dial("tcp", net.JoinHostPort(server, port))
|
||||||
|
if err != nil {
|
||||||
|
return "", fmt.Errorf("whois: connect to whois server failed: %w", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
defer conn.Close()
|
||||||
|
c.elapsed = time.Since(start)
|
||||||
|
|
||||||
|
_ = conn.SetWriteDeadline(time.Now().Add(c.timeout - c.elapsed))
|
||||||
|
_, err = conn.Write([]byte(domain + "\r\n"))
|
||||||
|
if err != nil {
|
||||||
|
return "", fmt.Errorf("whois: send to whois server failed: %w", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
c.elapsed = time.Since(start)
|
||||||
|
|
||||||
|
_ = conn.SetReadDeadline(time.Now().Add(c.timeout - c.elapsed))
|
||||||
|
buffer, err := io.ReadAll(conn)
|
||||||
|
if err != nil {
|
||||||
|
return "", fmt.Errorf("whois: read from whois server failed: %w", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
c.elapsed = time.Since(start)
|
||||||
|
|
||||||
|
return string(buffer), nil
|
||||||
|
}
|
||||||
|
|
||||||
|
// getExtension returns extension of domain
|
||||||
|
func getExtension(domain string) string {
|
||||||
|
ext := domain
|
||||||
|
|
||||||
|
if net.ParseIP(domain) == nil {
|
||||||
|
domains := strings.Split(domain, ".")
|
||||||
|
ext = domains[len(domains)-1]
|
||||||
|
}
|
||||||
|
|
||||||
|
if strings.Contains(ext, "/") {
|
||||||
|
ext = strings.Split(ext, "/")[0]
|
||||||
|
}
|
||||||
|
|
||||||
|
return ext
|
||||||
|
}
|
||||||
|
|
||||||
|
// getServer returns server from whois data
|
||||||
|
func getServer(data string) (string, string) {
|
||||||
|
tokens := []string{
|
||||||
|
"Registrar WHOIS Server: ",
|
||||||
|
"whois: ",
|
||||||
|
"ReferralServer: ",
|
||||||
|
"refer: ",
|
||||||
|
}
|
||||||
|
for _, token := range tokens {
|
||||||
|
start := strings.Index(data, token)
|
||||||
|
if start != -1 {
|
||||||
|
start += len(token)
|
||||||
|
end := strings.Index(data[start:], "\n")
|
||||||
|
server := strings.TrimSpace(data[start : start+end])
|
||||||
|
server = strings.TrimPrefix(server, "http:")
|
||||||
|
server = strings.TrimPrefix(server, "https:")
|
||||||
|
server = strings.TrimPrefix(server, "whois:")
|
||||||
|
server = strings.TrimPrefix(server, "rwhois:")
|
||||||
|
server = strings.Trim(server, "/")
|
||||||
|
port := defWhoisPort
|
||||||
|
if strings.Contains(server, ":") {
|
||||||
|
v := strings.Split(server, ":")
|
||||||
|
server, port = v[0], v[1]
|
||||||
|
}
|
||||||
|
return server, port
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return "", ""
|
||||||
|
}
|
||||||
|
|
||||||
|
// IsASN returns if s is ASN
|
||||||
|
func IsASN(s string) bool {
|
||||||
|
s = strings.ToUpper(s)
|
||||||
|
|
||||||
|
s = strings.TrimPrefix(s, asnPrefix)
|
||||||
|
_, err := strconv.Atoi(s)
|
||||||
|
|
||||||
|
return err == nil
|
||||||
|
}
|
||||||
Loading…
x
Reference in New Issue
Block a user