mirror of
https://github.com/projectdiscovery/httpx
synced 2026-06-08 16:50:17 +00:00
bauthard
32 lines
694 B
Go
32 lines
694 B
Go
package dns
|
|
|
|
import (
|
|
"net"
|
|
|
|
"github.com/miekg/dns"
|
|
)
|
|
|
|
// ReadResolveConfig retrieve resolvers from os
|
|
func ReadResolveConfig(configFile string) ([]string, error) {
|
|
var servers []string
|
|
|
|
conf, err := dns.ClientConfigFromFile(configFile)
|
|
if err != nil {
|
|
return servers, err
|
|
}
|
|
|
|
for _, nameserver := range conf.Servers {
|
|
if nameserver[0] == '[' && nameserver[len(nameserver)-1] == ']' {
|
|
nameserver = nameserver[1 : len(nameserver)-1]
|
|
}
|
|
if ip := net.ParseIP(nameserver); ip != nil {
|
|
nameserver = net.JoinHostPort(nameserver, defaultPort)
|
|
} else {
|
|
nameserver = dns.Fqdn(nameserver) + ":" + defaultPort
|
|
}
|
|
servers = append(servers, nameserver)
|
|
}
|
|
|
|
return servers, nil
|
|
}
|