revert 554cee5

cmd/gvproxy/main.go

@@ -2,15 +2,13 @@ package main
 
 import (
 	"context"
-	"fmt"
 	"os"
 	"os/signal"
 	"syscall"
 
 	"github.com/containers/gvisor-tap-vsock/pkg/types"
 	"github.com/containers/gvisor-tap-vsock/pkg/virtualnetwork"
 	"github.com/pkg/errors"
-	"github.com/sakai135/wsl-vpnkit/pkg/services/dns"
 	"github.com/sakai135/wsl-vpnkit/pkg/transport"
 	log "github.com/sirupsen/logrus"
 	"golang.org/x/sync/errgroup"
@@ -71,17 +69,6 @@ func run(ctx context.Context, g *errgroup.Group, configuration *types.Configurat
 		return err
 	}
 
-	lnDns, err := vn.Listen("tcp", fmt.Sprintf("%s:53", configuration.GatewayIP))
-	if err != nil {
-		return err
-	}
-	go func() {
-		err := dns.ServeListener(lnDns, configuration.DNS)
-		if err != nil {
-			log.Error(err)
-		}
-	}()
-
 	conn := transport.GetStdioConn()
 	err = vn.AcceptQemu(ctx, conn)
 	if err != nil {

distro/Dockerfile

@@ -20,7 +20,7 @@ RUN go-licenses save ./cmd/gvproxy --save_path ./licenses/gvproxy && \
     go-licenses save ./cmd/vm --save_path ./licenses/vm
 
 FROM alpine:3.15.4
-RUN apk add --no-cache openrc iptables bind-tools && \
+RUN apk add --no-cache openrc iptables && \
     apk list --installed
 ARG REF=https://example.com/
 ARG VERSION=v0.0.0

wsl-vpnkit

@@ -120,10 +120,9 @@ check_ping () {
 
 check_dns () {
     TYPE=$([ "$1" = "4" ] && echo 'A' || echo 'AAAA')
-    PROTOCOL=$([ "$4" = "tcp" ] && echo 'tcp' || echo 'notcp')
-    dig $TYPE $2 @$3 +$PROTOCOL +timeout=1 >/dev/null && \
-        echo "check: ✔️ dig success for $2 $TYPE $PROTOCOL using $3" || \
-        echo "check: ❌ dig fail for $2 $TYPE $PROTOCOL using $3"
+    nslookup -type=$TYPE $2 $3 >/dev/null && \
+        echo "check: ✔️ nslookup success for $2 $TYPE using $3" || \
+        echo "check: ❌ nslookup fail for $2 $TYPE using $3"
 }
 
 check_https () {
@@ -140,10 +139,10 @@ check () {
     check_dns 4 $CHECK_HOST $VPNKIT_GATEWAY_IP
     check_dns 4 $CHECK_HOST $WSL2_GATEWAY_IP
     check_dns 4 $CHECK_HOST $CHECK_DNS
-    check_dns 4 $CHECK_HOST $DNS_IP tcp
-    check_dns 4 $CHECK_HOST $CHECK_DNS tcp
     check_ping 4 'external host' $CHECK_HOST
     check_dns 6 $CHECK_HOST $DNS_IP
+    check_dns 6 $CHECK_HOST $VPNKIT_GATEWAY_IP
+    check_dns 6 $CHECK_HOST $WSL2_GATEWAY_IP
     check_dns 6 $CHECK_HOST $CHECK_DNS
     check_ping 6 'external host' $CHECK_HOST
     check_https "https://$CHECK_HOST"