func unboundcheck(u *unbound.Unbound, zone string, typ string) *result {
var errstr string
zone = strings.TrimSpace(zone)
r := new(result)
r.name = zone
lg.Printf("checking %s %s\n", zone, typ)
if zone == "" {
return r
}
dnstype := dns.TypeNS
r.typ = "NS"
typ = strings.ToUpper(typ)
if v, ok := TYPES[typ]; ok {
dnstype = v
r.typ = typ
}
res, err := u.Resolve(zone, dnstype, dns.ClassINET)
if err != nil {
r.err = err.Error()
return r
}
if res.Rcode == 0 {
errstr = ""
} else {
if res.Rcode == 2 {
errstr = "(servfail)"
} else {
if res.Rcode == 3 {
errstr = "(nxdomain)"
} else {
errstr = fmt.Sprintf("(rcode: %d)", res.Rcode)
}
}
}
r.err = errstr
if res.HaveData || res.NxDomain {
if res.Secure {
r.status = "secure"
} else if res.Bogus {
r.status = "bogus"
r.why = res.WhyBogus
} else {
r.status = "insecure"
}
} else {
// r.status = "n/a"
if errstr != "" {
errstr = " " + errstr
}
r.err = fmt.Sprintf("nodata%s", errstr)
}
return r
}
func goroutineTwo(u *unbound.Unbound, quit chan bool) {
r, err := u.Resolve("www.google.nl.", dns.TypeA, dns.ClassINET)
if err != nil {
fmt.Printf("resolve error %s\n", err.Error())
quit <- true
return
}
if r.HaveData {
fmt.Printf("Routine2: The address of %s is %v\n", r.Qname, r.Data[0])
}
quit <- true
return
}
// Setup the resolver and add the root's trust anchor
// This one is used for RESTful lookups - they contain detailed errors
func setupUnbound(u *unbound.Unbound) {
// u.ResolvConf("/etc/resolv.conf")
u.AddTa(`;; ANSWER SECTION:
. 168307 IN DNSKEY 257 3 8 (
AwEAAagAIKlVZrpC6Ia7gEzahOR+9W29euxhJhVVLOyQ
bSEW0O8gcCjFFVQUTf6v58fLjwBd0YI0EzrAcQqBGCzh
/RStIoO8g0NfnfL2MTJRkxoXbfDaUeVPQuYEhg37NZWA
JQ9VnMVDxP/VHL496M/QZxkjf5/Efucp2gaDX6RS6CXp
oY68LsvPVjR0ZSwzz1apAzvN9dlzEheX7ICJBBtuA6G3
LQpzW5hOA2hzCTMjJPJ8LbqF6dsV6DoBQzgul0sGIcGO
Yl7OyQdXfZ57relSQageu+ipAdTTJ25AsRTAoub8ONGc
LmqrAmRLKBP1dfwhYB4N7knNnulqQxA+Uk1ihz0=
) ; key id = 19036`)
}