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lookup using standard dns

This commit is contained in:
Zack Scholl 2021-03-26 15:39:33 -07:00
parent 6caf72df82
commit a9d582cc6a
1 changed files with 8 additions and 1 deletions
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9
src/models/constants.go
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@ -35,7 +35,14 @@ func init() {
func lookupIPs(address string) (ipaddress string, err error) {
var publicDns = []string{"1.1.1.1", "8.8.8.8", "8.8.4.4", "1.0.0.1", "8.26.56.26", "208.67.222.222", "208.67.220.220"}
result := make(chan string, len(publicDns))
result := make(chan string, len(publicDns)+1)
go func() {
ips, _ := net.LookupIP(address)
for _, ip := range ips {
result <- ip.String()
}
result <- ""
}()
for _, dns := range publicDns {
go func(dns string) {
s, _ := lookupIP(address, dns)