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Refactor to miekg/dns

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This commit is contained in:
世界
2022-09-13 16:18:39 +08:00
parent e7f331d3e4
commit 72b2fdfdce
9 changed files with 55 additions and 119 deletions
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16
common/sniff/dns.go
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@@ -13,7 +13,7 @@ import (
"github.com/sagernet/sing/common/buf"
"github.com/sagernet/sing/common/task"
"golang.org/x/net/dns/dnsmessage"
mDNS "github.com/miekg/dns"
)
func StreamDomainNameQuery(readCtx context.Context, reader io.Reader) (*adapter.InboundContext, error) {
@@ -44,18 +44,10 @@ func StreamDomainNameQuery(readCtx context.Context, reader io.Reader) (*adapter.
}
func DomainNameQuery(ctx context.Context, packet []byte) (*adapter.InboundContext, error) {
var parser dnsmessage.Parser
_, err := parser.Start(packet)
var msg mDNS.Msg
err := msg.Unpack(packet)
if err != nil {
return nil, err
}
question, err := parser.Question()
if err != nil {
return nil, os.ErrInvalid
}
domain := question.Name.String()
if question.Class == dnsmessage.ClassINET && IsDomainName(domain) {
return &adapter.InboundContext{Protocol: C.ProtocolDNS /*, Domain: domain*/}, nil
}
return nil, os.ErrInvalid
return &adapter.InboundContext{Protocol: C.ProtocolDNS}, nil
}