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optimize(dial_mode): cache for real domain

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mzz2017
2023-03-13 16:40:37 +08:00
parent 9224d96521
commit f061ca7884
7 changed files with 107 additions and 35 deletions
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4
common/netutils/dns.go
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@ -12,6 +12,7 @@ import (
"github.com/mzz2017/softwind/netproxy"
"github.com/mzz2017/softwind/pkg/fastrand"
"github.com/mzz2017/softwind/pool"
"github.com/sirupsen/logrus"
"golang.org/x/net/dns/dnsmessage"
"io"
"math"
@ -105,8 +106,10 @@ func ResolveNS(ctx context.Context, d netproxy.Dialer, dns netip.AddrPort, host
if err != nil {
return nil, err
}
logrus.Println(host, len(resources))
for _, ans := range resources {
if ans.Header.Type != typ {
logrus.Println(host, ans.Header.Type)
continue
}
ns, ok := ans.Body.(*dnsmessage.NSResource)
@ -147,7 +150,6 @@ func resolve(ctx context.Context, d netproxy.Dialer, dns netip.AddrPort, host st
return nil, nil
}
default:
return nil, fmt.Errorf("only support to lookup A/AAAA record")
}
// Build DNS req.
builder := dnsmessage.NewBuilder(nil, dnsmessage.Header{