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//go:build linux
// +build linux
package bridge
import (
"net"
"testing"
"github.com/docker/docker/libnetwork/testutils"
"github.com/vishvananda/netlink"
)
func setupVerifyTest(t *testing.T) *bridgeInterface {
nh, err := netlink.NewHandle()
if err != nil {
t.Fatal(err)
}
inf := &bridgeInterface{nlh: nh}
br := netlink.Bridge{}
br.LinkAttrs.Name = "default0"
if err := nh.LinkAdd(&br); err == nil {
inf.Link = &br
} else {
t.Fatalf("Failed to create bridge interface: %v", err)
}
return inf
}
func TestSetupVerify(t *testing.T) {
defer testutils.SetupTestOSContext(t)()
addrv4 := net.IPv4(192, 168, 1, 1)
inf := setupVerifyTest(t)
config := &networkConfiguration{}
config.AddressIPv4 = &net.IPNet{IP: addrv4, Mask: addrv4.DefaultMask()}
if err := netlink.AddrAdd(inf.Link, &netlink.Addr{IPNet: config.AddressIPv4}); err != nil {
t.Fatalf("Failed to assign IPv4 %s to interface: %v", config.AddressIPv4, err)
}
if err := setupVerifyAndReconcile(config, inf); err != nil {
t.Fatalf("Address verification failed: %v", err)
}
}
func TestSetupVerifyBad(t *testing.T) {
defer testutils.SetupTestOSContext(t)()
addrv4 := net.IPv4(192, 168, 1, 1)
inf := setupVerifyTest(t)
config := &networkConfiguration{}
config.AddressIPv4 = &net.IPNet{IP: addrv4, Mask: addrv4.DefaultMask()}
ipnet := &net.IPNet{IP: net.IPv4(192, 168, 1, 2), Mask: addrv4.DefaultMask()}
if err := netlink.AddrAdd(inf.Link, &netlink.Addr{IPNet: ipnet}); err != nil {
t.Fatalf("Failed to assign IPv4 %s to interface: %v", ipnet, err)
}
if err := setupVerifyAndReconcile(config, inf); err == nil {
t.Fatal("Address verification was expected to fail")
}
}
func TestSetupVerifyMissing(t *testing.T) {
defer testutils.SetupTestOSContext(t)()
addrv4 := net.IPv4(192, 168, 1, 1)
inf := setupVerifyTest(t)
config := &networkConfiguration{}
config.AddressIPv4 = &net.IPNet{IP: addrv4, Mask: addrv4.DefaultMask()}
if err := setupVerifyAndReconcile(config, inf); err == nil {
t.Fatal("Address verification was expected to fail")
}
}
func TestSetupVerifyIPv6(t *testing.T) {
defer testutils.SetupTestOSContext(t)()
addrv4 := net.IPv4(192, 168, 1, 1)
inf := setupVerifyTest(t)
config := &networkConfiguration{}
config.AddressIPv4 = &net.IPNet{IP: addrv4, Mask: addrv4.DefaultMask()}
config.EnableIPv6 = true
if err := netlink.AddrAdd(inf.Link, &netlink.Addr{IPNet: bridgeIPv6}); err != nil {
t.Fatalf("Failed to assign IPv6 %s to interface: %v", bridgeIPv6, err)
}
if err := netlink.AddrAdd(inf.Link, &netlink.Addr{IPNet: config.AddressIPv4}); err != nil {
t.Fatalf("Failed to assign IPv4 %s to interface: %v", config.AddressIPv4, err)
}
if err := setupVerifyAndReconcile(config, inf); err != nil {
t.Fatalf("Address verification failed: %v", err)
}
}
func TestSetupVerifyIPv6Missing(t *testing.T) {
defer testutils.SetupTestOSContext(t)()
addrv4 := net.IPv4(192, 168, 1, 1)
inf := setupVerifyTest(t)
config := &networkConfiguration{}
config.AddressIPv4 = &net.IPNet{IP: addrv4, Mask: addrv4.DefaultMask()}
config.EnableIPv6 = true
if err := netlink.AddrAdd(inf.Link, &netlink.Addr{IPNet: config.AddressIPv4}); err != nil {
t.Fatalf("Failed to assign IPv4 %s to interface: %v", config.AddressIPv4, err)
}
if err := setupVerifyAndReconcile(config, inf); err == nil {
t.Fatal("Address verification was expected to fail")
}
}
|
