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Fix: DNS query log

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This commit is contained in:
JimhHan 2021-03-19 22:01:39 +08:00
parent 9b93b90fa9
commit 41d3f31447
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GPG Key ID: 48D5D7CF95157AC5
5 changed files with 10 additions and 29 deletions
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7
app/dns/nameserver_doh.go
View File

@ -80,6 +80,12 @@ func NewDoHNameServer(url *url.URL, dispatcher routing.Dispatcher) (*DoHNameServ
if err != nil {
return nil, err
}
log.Record(&log.AccessMessage{
From: "DoH",
To: s.dohURL,
Status: log.AccessAccepted,
Detour: "local",
})
cc := common.ChainedClosable{}
if cw, ok := link.Writer.(common.Closable); ok {
@ -372,6 +378,7 @@ func (s *DoHNameServer) QueryIP(ctx context.Context, domain string, clientIP net
ips, err := s.findIPsForDomain(fqdn, option)
if err != errRecordNotFound {
newError(s.name, " cache HIT ", domain, " -> ", ips).Base(err).AtDebug().WriteToLog()
log.Record(&log.DNSLog{s.name, domain, ips, log.DNSCacheHit, 0, err})
return ips, err
}
}

2
app/dns/nameserver_quic.go
View File

@ -20,7 +20,6 @@ import (
"github.com/xtls/xray-core/common/signal/pubsub"
"github.com/xtls/xray-core/common/task"
dns_feature "github.com/xtls/xray-core/features/dns"
"github.com/xtls/xray-core/transport/internet"
"github.com/xtls/xray-core/transport/internet/tls"
)
@ -175,7 +174,6 @@ func (s *QUICNameServer) sendQuery(ctx context.Context, domain string, clientIP
if inbound := session.InboundFromContext(ctx); inbound != nil {
dnsCtx = session.ContextWithInbound(dnsCtx, inbound)
}
dnsCtx = internet.ContextWithLookupDomain(dnsCtx, internet.LookupDomainFromContext(ctx))
dnsCtx = session.ContextWithContent(dnsCtx, &session.Content{
Protocol: "quic",
SkipDNSResolve: true,

4
app/dns/nameserver_udp.go
View File

@ -7,8 +7,6 @@ import (
"sync/atomic"
"time"
"github.com/xtls/xray-core/transport/internet"
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/log"
"github.com/xtls/xray-core/common/net"
@ -195,7 +193,6 @@ func (s *ClassicNameServer) sendQuery(ctx context.Context, domain string, client
if inbound := session.InboundFromContext(ctx); inbound != nil {
udpCtx = session.ContextWithInbound(udpCtx, inbound)
}
udpCtx = internet.ContextWithLookupDomain(udpCtx, internet.LookupDomainFromContext(ctx))
udpCtx = session.ContextWithContent(udpCtx, &session.Content{
Protocol: "dns",
})
@ -257,6 +254,7 @@ func (s *ClassicNameServer) QueryIP(ctx context.Context, domain string, clientIP
ips, err := s.findIPsForDomain(fqdn, option)
if err != errRecordNotFound {
newError(s.name, " cache HIT ", domain, " -> ", ips).Base(err).AtDebug().WriteToLog()
log.Record(&log.DNSLog{s.name, domain, ips, log.DNSCacheHit, 0, err})
return ips, err
}
}

8
transport/internet/system_dialer.go
View File

@ -89,14 +89,10 @@ func (d *DefaultSystemDialer) lookupIP(domain string, strategy DomainStrategy, l
return d.dns.LookupIP(domain, option)
}
func (d *DefaultSystemDialer) canLookupIP(ctx context.Context, dst net.Destination, sockopt *SocketConfig) bool {
func (d *DefaultSystemDialer) doLookupIP(ctx context.Context, dst net.Destination, sockopt *SocketConfig) bool {
if sockopt == nil || dst.Address.Family().IsIP() || d.dns == nil {
return false
}
if dst.Address.Domain() == LookupDomainFromContext(ctx) {
newError("infinite loop detected").AtError().WriteToLog(session.ExportIDToError(ctx))
return false
}
return sockopt.DomainStrategy != DomainStrategy_AS_IS
}
@ -128,7 +124,7 @@ func (d *DefaultSystemDialer) Dial(ctx context.Context, src net.Address, dest ne
}
}
if d.canLookupIP(ctx, dest, sockopt) {
if d.doLookupIP(ctx, dest, sockopt) {
ips, err := d.lookupIP(dest.Address.String(), sockopt.DomainStrategy, src)
if err == nil && len(ips) > 0 {
dest.Address = net.IPAddress(ips[dice.Roll(len(ips))])

18
transport/internet/system_dialer_context.go
View File

@ -1,18 +0,0 @@
package internet
import "context"
type systemDialer int
const systemDialerKey systemDialer = 0
func ContextWithLookupDomain(ctx context.Context, domain string) context.Context {
return context.WithValue(ctx, systemDialerKey, domain)
}
func LookupDomainFromContext(ctx context.Context) string {
if domain, ok := ctx.Value(systemDialerKey).(string); ok {
return domain
}
return ""
}