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DNSResolver: use isd.IsDomain

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this commit dedicated to @whyrusleeping
This commit is contained in:
Juan Batiz-Benet
2014-10-03 18:08:21 -07:00
parent 7bb2bd6d16
commit 73b2058f8f
1 changed files with 6 additions and 2 deletions
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8
namesys/dns.go
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@ -2,25 +2,29 @@ package namesys
import ( import (
"net" "net"
"strings"
b58 "github.com/jbenet/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-base58" b58 "github.com/jbenet/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-base58"
mh "github.com/jbenet/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-multihash" mh "github.com/jbenet/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-multihash"
u "github.com/jbenet/go-ipfs/util" u "github.com/jbenet/go-ipfs/util"
isd "github.com/jbenet/go-is-domain"
) )
// DNSResolver implements a Resolver on DNS domains
type DNSResolver struct { type DNSResolver struct {
// TODO: maybe some sort of caching? // TODO: maybe some sort of caching?
// cache would need a timeout // cache would need a timeout
} }
// Matches implements Resolver
func (r *DNSResolver) Matches(name string) bool { func (r *DNSResolver) Matches(name string) bool {
return strings.Contains(name, ".") && !strings.HasPrefix(name, ".") return isd.IsDomain(name)
} }
// Resolve implements Resolver
// TXT records for a given domain name should contain a b58 // TXT records for a given domain name should contain a b58
// encoded multihash. // encoded multihash.
func (r *DNSResolver) Resolve(name string) (string, error) { func (r *DNSResolver) Resolve(name string) (string, error) {
log.Info("DNSResolver resolving %v", name)
txt, err := net.LookupTXT(name) txt, err := net.LookupTXT(name)
if err != nil { if err != nil {
return "", err return "", err