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Report invalid DNS address early

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安容 2025-04-26 14:03:51 +08:00 committed by 世界
parent 88e652ea7e
commit e00a962b44
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GPG Key ID: CD109927C34A63C4
6 changed files with 21 additions and 0 deletions
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3
dns/transport/https.go
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@ -96,6 +96,9 @@ func NewHTTPS(ctx context.Context, logger log.ContextLogger, tag string, options
if serverAddr.Port == 0 { if serverAddr.Port == 0 {
serverAddr.Port = 443 serverAddr.Port = 443
} }
if !serverAddr.IsValid() {
return nil, E.New("invalid server address: ", serverAddr)
}
return NewHTTPSRaw( return NewHTTPSRaw(
dns.NewTransportAdapterWithRemoteOptions(C.DNSTypeHTTPS, tag, options.RemoteDNSServerOptions), dns.NewTransportAdapterWithRemoteOptions(C.DNSTypeHTTPS, tag, options.RemoteDNSServerOptions),
logger, logger,

3
dns/transport/quic/http3.go
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@ -92,6 +92,9 @@ func NewHTTP3(ctx context.Context, logger log.ContextLogger, tag string, options
if serverAddr.Port == 0 { if serverAddr.Port == 0 {
serverAddr.Port = 443 serverAddr.Port = 443
} }
if !serverAddr.IsValid() {
return nil, E.New("invalid server address: ", serverAddr)
}
return &HTTP3Transport{ return &HTTP3Transport{
TransportAdapter: dns.NewTransportAdapterWithRemoteOptions(C.DNSTypeHTTP3, tag, options.RemoteDNSServerOptions), TransportAdapter: dns.NewTransportAdapterWithRemoteOptions(C.DNSTypeHTTP3, tag, options.RemoteDNSServerOptions),
logger: logger, logger: logger,

4
dns/transport/quic/quic.go
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@ -16,6 +16,7 @@ import (
sQUIC "github.com/sagernet/sing-quic" sQUIC "github.com/sagernet/sing-quic"
"github.com/sagernet/sing/common" "github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/bufio" "github.com/sagernet/sing/common/bufio"
E "github.com/sagernet/sing/common/exceptions"
"github.com/sagernet/sing/common/logger" "github.com/sagernet/sing/common/logger"
M "github.com/sagernet/sing/common/metadata" M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network" N "github.com/sagernet/sing/common/network"
@ -58,6 +59,9 @@ func NewQUIC(ctx context.Context, logger log.ContextLogger, tag string, options
if serverAddr.Port == 0 { if serverAddr.Port == 0 {
serverAddr.Port = 853 serverAddr.Port = 853
} }
if !serverAddr.IsValid() {
return nil, E.New("invalid server address: ", serverAddr)
}
return &Transport{ return &Transport{
TransportAdapter: dns.NewTransportAdapterWithRemoteOptions(C.DNSTypeQUIC, tag, options.RemoteDNSServerOptions), TransportAdapter: dns.NewTransportAdapterWithRemoteOptions(C.DNSTypeQUIC, tag, options.RemoteDNSServerOptions),
ctx: ctx, ctx: ctx,

4
dns/transport/tcp.go
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@ -13,6 +13,7 @@ import (
"github.com/sagernet/sing-box/option" "github.com/sagernet/sing-box/option"
"github.com/sagernet/sing/common" "github.com/sagernet/sing/common"
"github.com/sagernet/sing/common/buf" "github.com/sagernet/sing/common/buf"
E "github.com/sagernet/sing/common/exceptions"
M "github.com/sagernet/sing/common/metadata" M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network" N "github.com/sagernet/sing/common/network"
@ -40,6 +41,9 @@ func NewTCP(ctx context.Context, logger log.ContextLogger, tag string, options o
if serverAddr.Port == 0 { if serverAddr.Port == 0 {
serverAddr.Port = 53 serverAddr.Port = 53
} }
if !serverAddr.IsValid() {
return nil, E.New("invalid server address: ", serverAddr)
}
return &TCPTransport{ return &TCPTransport{
TransportAdapter: dns.NewTransportAdapterWithRemoteOptions(C.DNSTypeTCP, tag, options), TransportAdapter: dns.NewTransportAdapterWithRemoteOptions(C.DNSTypeTCP, tag, options),
dialer: transportDialer, dialer: transportDialer,

3
dns/transport/tls.go
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@ -57,6 +57,9 @@ func NewTLS(ctx context.Context, logger log.ContextLogger, tag string, options o
if serverAddr.Port == 0 { if serverAddr.Port == 0 {
serverAddr.Port = 853 serverAddr.Port = 853
} }
if !serverAddr.IsValid() {
return nil, E.New("invalid server address: ", serverAddr)
}
return &TLSTransport{ return &TLSTransport{
TransportAdapter: dns.NewTransportAdapterWithRemoteOptions(C.DNSTypeTLS, tag, options.RemoteDNSServerOptions), TransportAdapter: dns.NewTransportAdapterWithRemoteOptions(C.DNSTypeTLS, tag, options.RemoteDNSServerOptions),
logger: logger, logger: logger,

4
dns/transport/udp.go
View File

@ -13,6 +13,7 @@ import (
"github.com/sagernet/sing-box/log" "github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option" "github.com/sagernet/sing-box/option"
"github.com/sagernet/sing/common/buf" "github.com/sagernet/sing/common/buf"
E "github.com/sagernet/sing/common/exceptions"
"github.com/sagernet/sing/common/logger" "github.com/sagernet/sing/common/logger"
M "github.com/sagernet/sing/common/metadata" M "github.com/sagernet/sing/common/metadata"
N "github.com/sagernet/sing/common/network" N "github.com/sagernet/sing/common/network"
@ -47,6 +48,9 @@ func NewUDP(ctx context.Context, logger log.ContextLogger, tag string, options o
if serverAddr.Port == 0 { if serverAddr.Port == 0 {
serverAddr.Port = 53 serverAddr.Port = 53
} }
if !serverAddr.IsValid() {
return nil, E.New("invalid server address: ", serverAddr)
}
return NewUDPRaw(logger, dns.NewTransportAdapterWithRemoteOptions(C.DNSTypeUDP, tag, options), transportDialer, serverAddr), nil return NewUDPRaw(logger, dns.NewTransportAdapterWithRemoteOptions(C.DNSTypeUDP, tag, options), transportDialer, serverAddr), nil
} }