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[chore]: Bump github.com/miekg/dns from 1.1.59 to 1.1.61 (#3014)

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dependabot[bot]
2024-06-17 08:12:25 +00:00
committed by GitHub
parent b7dede2a47
commit 3a01377bcc
17 changed files with 312 additions and 161 deletions
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19
vendor/github.com/miekg/dns/server.go generated vendored
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@ -188,6 +188,14 @@ type DecorateReader func(Reader) Reader
// Implementations should never return a nil Writer.
type DecorateWriter func(Writer) Writer
// MsgInvalidFunc is a listener hook for observing incoming messages that were discarded
// because they could not be parsed.
// Every message that is read by a Reader will eventually be provided to the Handler,
// rejected (or ignored) by the MsgAcceptFunc, or passed to this function.
type MsgInvalidFunc func(m []byte, err error)
func DefaultMsgInvalidFunc(m []byte, err error) {}
// A Server defines parameters for running an DNS server.
type Server struct {
// Address to listen on, ":dns" if empty.
@ -233,6 +241,8 @@ type Server struct {
// AcceptMsgFunc will check the incoming message and will reject it early in the process.
// By default DefaultMsgAcceptFunc will be used.
MsgAcceptFunc MsgAcceptFunc
// MsgInvalidFunc is optional, will be called if a message is received but cannot be parsed.
MsgInvalidFunc MsgInvalidFunc
// Shutdown handling
lock sync.RWMutex
@ -277,6 +287,9 @@ func (srv *Server) init() {
if srv.MsgAcceptFunc == nil {
srv.MsgAcceptFunc = DefaultMsgAcceptFunc
}
if srv.MsgInvalidFunc == nil {
srv.MsgInvalidFunc = DefaultMsgInvalidFunc
}
if srv.Handler == nil {
srv.Handler = DefaultServeMux
}
@ -531,6 +544,7 @@ func (srv *Server) serveUDP(l net.PacketConn) error {
if cap(m) == srv.UDPSize {
srv.udpPool.Put(m[:srv.UDPSize])
}
srv.MsgInvalidFunc(m, ErrShortRead)
continue
}
wg.Add(1)
@ -611,6 +625,7 @@ func (srv *Server) serveUDPPacket(wg *sync.WaitGroup, m []byte, u net.PacketConn
func (srv *Server) serveDNS(m []byte, w *response) {
dh, off, err := unpackMsgHdr(m, 0)
if err != nil {
srv.MsgInvalidFunc(m, err)
// Let client hang, they are sending crap; any reply can be used to amplify.
return
}
@ -620,10 +635,12 @@ func (srv *Server) serveDNS(m []byte, w *response) {
switch action := srv.MsgAcceptFunc(dh); action {
case MsgAccept:
if req.unpack(dh, m, off) == nil {
err := req.unpack(dh, m, off)
if err == nil {
break
}
srv.MsgInvalidFunc(m, err)
fallthrough
case MsgReject, MsgRejectNotImplemented:
opcode := req.Opcode