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net/netaddr: start migrating to net/netip via new netaddr adapter package

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Updates #5162

Change-Id: Id7bdec303b25471f69d542f8ce43805328d56c12
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2022-07-24 20:08:42 -07:00
committed by Brad Fitzpatrick
parent 7b1a91dfd3
commit 7eaf5e509f
191 changed files with 1009 additions and 888 deletions
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22
tstest/natlab/natlab_test.go
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@@ -7,10 +7,12 @@ package natlab
import (
"context"
"fmt"
"net"
"net/netip"
"testing"
"time"
"inet.af/netaddr"
"tailscale.com/net/netaddr"
"tailscale.com/tstest"
)
@@ -63,7 +65,7 @@ func TestSendPacket(t *testing.T) {
}
const msg = "some message"
if _, err := fooPC.WriteTo([]byte(msg), barAddr.UDPAddr()); err != nil {
if _, err := fooPC.WriteTo([]byte(msg), net.UDPAddrFromAddrPort(barAddr)); err != nil {
t.Fatal(err)
}
@@ -117,10 +119,10 @@ func TestMultiNetwork(t *testing.T) {
serverAddr := netaddr.IPPortFrom(ifServer.V4(), 789)
const msg1, msg2 = "hello", "world"
if _, err := natPC.WriteTo([]byte(msg1), clientAddr.UDPAddr()); err != nil {
if _, err := natPC.WriteTo([]byte(msg1), net.UDPAddrFromAddrPort(clientAddr)); err != nil {
t.Fatal(err)
}
if _, err := natPC.WriteTo([]byte(msg2), serverAddr.UDPAddr()); err != nil {
if _, err := natPC.WriteTo([]byte(msg2), net.UDPAddrFromAddrPort(serverAddr)); err != nil {
t.Fatal(err)
}
@@ -154,8 +156,8 @@ type trivialNAT struct {
}
func (n *trivialNAT) HandleIn(p *Packet, iface *Interface) *Packet {
if iface == n.wanIf && p.Dst.IP() == n.wanIf.V4() {
p.Dst = p.Dst.WithIP(n.clientIP)
if iface == n.wanIf && p.Dst.Addr() == n.wanIf.V4() {
p.Dst = netip.AddrPortFrom(n.clientIP, p.Dst.Port())
}
return p
}
@@ -167,13 +169,13 @@ func (n trivialNAT) HandleOut(p *Packet, iface *Interface) *Packet {
func (n *trivialNAT) HandleForward(p *Packet, iif, oif *Interface) *Packet {
// Outbound from LAN -> apply NAT, continue
if iif == n.lanIf && oif == n.wanIf {
if p.Src.IP() == n.clientIP {
p.Src = p.Src.WithIP(n.wanIf.V4())
if p.Src.Addr() == n.clientIP {
p.Src = netip.AddrPortFrom(n.wanIf.V4(), p.Src.Port())
}
return p
}
// Return traffic to LAN, allow if right dst.
if iif == n.wanIf && oif == n.lanIf && p.Dst.IP() == n.clientIP {
if iif == n.wanIf && oif == n.lanIf && p.Dst.Addr() == n.clientIP {
return p
}
// Else drop.
@@ -217,7 +219,7 @@ func TestPacketHandler(t *testing.T) {
const msg = "some message"
serverAddr := netaddr.IPPortFrom(ifServer.V4(), 456)
if _, err := clientPC.WriteTo([]byte(msg), serverAddr.UDPAddr()); err != nil {
if _, err := clientPC.WriteTo([]byte(msg), net.UDPAddrFromAddrPort(serverAddr)); err != nil {
t.Fatal(err)
}