mirror of https://github.com/vishvananda/netlink
2353 lines
52 KiB
Go
2353 lines
52 KiB
Go
// +build linux
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package netlink
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import (
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"bytes"
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"net"
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"os"
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"syscall"
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"testing"
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"time"
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"github.com/vishvananda/netlink/nl"
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"github.com/vishvananda/netns"
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"golang.org/x/sys/unix"
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)
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const (
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testTxQLen int = 100
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defaultTxQLen int = 1000
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testTxQueues int = 4
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testRxQueues int = 8
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)
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func testLinkAddDel(t *testing.T, link Link) {
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links, err := LinkList()
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if err != nil {
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t.Fatal(err)
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}
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if err := LinkAdd(link); err != nil {
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t.Fatal(err)
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}
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base := link.Attrs()
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result, err := LinkByName(base.Name)
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if err != nil {
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t.Fatal(err)
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}
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rBase := result.Attrs()
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if base.Index != 0 {
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if base.Index != rBase.Index {
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t.Fatalf("index is %d, should be %d", rBase.Index, base.Index)
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}
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}
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if base.Group > 0 {
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if base.Group != rBase.Group {
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t.Fatalf("group is %d, should be %d", rBase.Group, base.Group)
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}
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}
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if vlan, ok := link.(*Vlan); ok {
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other, ok := result.(*Vlan)
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if !ok {
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t.Fatal("Result of create is not a vlan")
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}
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if vlan.VlanId != other.VlanId {
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t.Fatal("Link.VlanId id doesn't match")
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}
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}
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if veth, ok := result.(*Veth); ok {
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if rBase.TxQLen != base.TxQLen {
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t.Fatalf("qlen is %d, should be %d", rBase.TxQLen, base.TxQLen)
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}
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if rBase.NumTxQueues != base.NumTxQueues {
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t.Fatalf("txQueues is %d, should be %d", rBase.NumTxQueues, base.NumTxQueues)
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}
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if rBase.NumRxQueues != base.NumRxQueues {
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t.Fatalf("rxQueues is %d, should be %d", rBase.NumRxQueues, base.NumRxQueues)
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}
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if rBase.MTU != base.MTU {
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t.Fatalf("MTU is %d, should be %d", rBase.MTU, base.MTU)
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}
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if original, ok := link.(*Veth); ok {
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if original.PeerName != "" {
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var peer *Veth
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other, err := LinkByName(original.PeerName)
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if err != nil {
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t.Fatalf("Peer %s not created", veth.PeerName)
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}
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if peer, ok = other.(*Veth); !ok {
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t.Fatalf("Peer %s is incorrect type", veth.PeerName)
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}
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if peer.TxQLen != testTxQLen {
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t.Fatalf("TxQLen of peer is %d, should be %d", peer.TxQLen, testTxQLen)
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}
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if !bytes.Equal(peer.Attrs().HardwareAddr, original.PeerHardwareAddr) {
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t.Fatalf("Peer MAC addr is %s, should be %s", peer.Attrs().HardwareAddr, original.PeerHardwareAddr)
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}
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}
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}
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} else {
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// recent kernels set the parent index for veths in the response
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if rBase.ParentIndex == 0 && base.ParentIndex != 0 {
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t.Fatalf("Created link doesn't have parent %d but it should", base.ParentIndex)
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} else if rBase.ParentIndex != 0 && base.ParentIndex == 0 {
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t.Fatalf("Created link has parent %d but it shouldn't", rBase.ParentIndex)
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} else if rBase.ParentIndex != 0 && base.ParentIndex != 0 {
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if rBase.ParentIndex != base.ParentIndex {
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t.Fatalf("Link.ParentIndex doesn't match %d != %d", rBase.ParentIndex, base.ParentIndex)
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}
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}
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}
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if vxlan, ok := link.(*Vxlan); ok {
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other, ok := result.(*Vxlan)
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if !ok {
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t.Fatal("Result of create is not a vxlan")
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}
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compareVxlan(t, vxlan, other)
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}
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if ipv, ok := link.(*IPVlan); ok {
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other, ok := result.(*IPVlan)
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if !ok {
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t.Fatal("Result of create is not a ipvlan")
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}
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if ipv.Mode != other.Mode {
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t.Fatalf("Got unexpected mode: %d, expected: %d", other.Mode, ipv.Mode)
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}
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if ipv.Flag != other.Flag {
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t.Fatalf("Got unexpected flag: %d, expected: %d", other.Flag, ipv.Flag)
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}
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}
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if macv, ok := link.(*Macvlan); ok {
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other, ok := result.(*Macvlan)
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if !ok {
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t.Fatal("Result of create is not a macvlan")
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}
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if macv.Mode != other.Mode {
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t.Fatalf("Got unexpected mode: %d, expected: %d", other.Mode, macv.Mode)
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}
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}
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if macv, ok := link.(*Macvtap); ok {
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other, ok := result.(*Macvtap)
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if !ok {
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t.Fatal("Result of create is not a macvtap")
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}
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if macv.Mode != other.Mode {
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t.Fatalf("Got unexpected mode: %d, expected: %d", other.Mode, macv.Mode)
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}
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}
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if _, ok := link.(*Vti); ok {
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_, ok := result.(*Vti)
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if !ok {
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t.Fatal("Result of create is not a vti")
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}
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}
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if bond, ok := link.(*Bond); ok {
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other, ok := result.(*Bond)
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if !ok {
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t.Fatal("Result of create is not a bond")
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}
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if bond.Mode != other.Mode {
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t.Fatalf("Got unexpected mode: %d, expected: %d", other.Mode, bond.Mode)
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}
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if bond.ArpIpTargets != nil {
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if other.ArpIpTargets == nil {
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t.Fatalf("Got unexpected ArpIpTargets: nil")
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}
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if len(bond.ArpIpTargets) != len(other.ArpIpTargets) {
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t.Fatalf("Got unexpected ArpIpTargets len: %d, expected: %d",
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len(other.ArpIpTargets), len(bond.ArpIpTargets))
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}
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for i := range bond.ArpIpTargets {
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if !bond.ArpIpTargets[i].Equal(other.ArpIpTargets[i]) {
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t.Fatalf("Got unexpected ArpIpTargets: %s, expected: %s",
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other.ArpIpTargets[i], bond.ArpIpTargets[i])
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}
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}
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}
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// Mode specific checks
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if os.Getenv("TRAVIS_BUILD_DIR") != "" {
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t.Log("Kernel in travis is too old for this check")
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} else {
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switch mode := bondModeToString[bond.Mode]; mode {
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case "802.3ad":
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if bond.AdSelect != other.AdSelect {
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t.Fatalf("Got unexpected AdSelect: %d, expected: %d", other.AdSelect, bond.AdSelect)
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}
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if bond.AdActorSysPrio != other.AdActorSysPrio {
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t.Fatalf("Got unexpected AdActorSysPrio: %d, expected: %d", other.AdActorSysPrio, bond.AdActorSysPrio)
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}
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if bond.AdUserPortKey != other.AdUserPortKey {
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t.Fatalf("Got unexpected AdUserPortKey: %d, expected: %d", other.AdUserPortKey, bond.AdUserPortKey)
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}
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if bytes.Compare(bond.AdActorSystem, other.AdActorSystem) != 0 {
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t.Fatalf("Got unexpected AdActorSystem: %d, expected: %d", other.AdActorSystem, bond.AdActorSystem)
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}
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case "balance-tlb":
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if bond.TlbDynamicLb != other.TlbDynamicLb {
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t.Fatalf("Got unexpected TlbDynamicLb: %d, expected: %d", other.TlbDynamicLb, bond.TlbDynamicLb)
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}
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}
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}
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}
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if _, ok := link.(*Iptun); ok {
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_, ok := result.(*Iptun)
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if !ok {
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t.Fatal("Result of create is not a iptun")
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}
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}
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if _, ok := link.(*Ip6tnl); ok {
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_, ok := result.(*Ip6tnl)
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if !ok {
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t.Fatal("Result of create is not a ip6tnl")
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}
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}
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if _, ok := link.(*Sittun); ok {
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_, ok := result.(*Sittun)
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if !ok {
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t.Fatal("Result of create is not a sittun")
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}
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}
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if gretap, ok := link.(*Gretap); ok {
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other, ok := result.(*Gretap)
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if !ok {
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t.Fatal("Result of create is not a Gretap")
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}
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compareGretap(t, gretap, other)
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}
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if gretun, ok := link.(*Gretun); ok {
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other, ok := result.(*Gretun)
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if !ok {
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t.Fatal("Result of create is not a Gretun")
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}
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compareGretun(t, gretun, other)
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}
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if xfrmi, ok := link.(*Xfrmi); ok {
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other, ok := result.(*Xfrmi)
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if !ok {
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t.Fatal("Result of create is not a xfrmi")
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}
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compareXfrmi(t, xfrmi, other)
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}
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if tuntap, ok := link.(*Tuntap); ok {
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other, ok := result.(*Tuntap)
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if !ok {
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t.Fatal("Result of create is not a tuntap")
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}
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compareTuntap(t, tuntap, other)
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}
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if err = LinkDel(link); err != nil {
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t.Fatal(err)
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}
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links, err = LinkList()
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if err != nil {
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t.Fatal(err)
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}
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for _, l := range links {
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if l.Attrs().Name == link.Attrs().Name {
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t.Fatal("Link not removed properly")
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}
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}
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}
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func compareGretap(t *testing.T, expected, actual *Gretap) {
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if actual.IKey != expected.IKey {
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t.Fatal("Gretap.IKey doesn't match")
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}
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if actual.OKey != expected.OKey {
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t.Fatal("Gretap.OKey doesn't match")
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}
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if actual.EncapSport != expected.EncapSport {
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t.Fatal("Gretap.EncapSport doesn't match")
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}
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if actual.EncapDport != expected.EncapDport {
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t.Fatal("Gretap.EncapDport doesn't match")
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}
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if expected.Local != nil && !actual.Local.Equal(expected.Local) {
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t.Fatal("Gretap.Local doesn't match")
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}
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if expected.Remote != nil && !actual.Remote.Equal(expected.Remote) {
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t.Fatal("Gretap.Remote doesn't match")
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}
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if actual.IFlags != expected.IFlags {
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t.Fatal("Gretap.IFlags doesn't match")
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}
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if actual.OFlags != expected.OFlags {
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t.Fatal("Gretap.OFlags doesn't match")
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}
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if actual.PMtuDisc != expected.PMtuDisc {
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t.Fatal("Gretap.PMtuDisc doesn't match")
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}
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if actual.Ttl != expected.Ttl {
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t.Fatal("Gretap.Ttl doesn't match")
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}
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if actual.Tos != expected.Tos {
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t.Fatal("Gretap.Tos doesn't match")
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}
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if actual.EncapType != expected.EncapType {
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t.Fatal("Gretap.EncapType doesn't match")
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}
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if actual.EncapFlags != expected.EncapFlags {
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t.Fatal("Gretap.EncapFlags doesn't match")
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}
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if actual.Link != expected.Link {
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t.Fatal("Gretap.Link doesn't match")
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}
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/*
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* NOTE: setting the FlowBased flag doesn't seem to work, but by lack of
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* a proper way to debug this, this test is disabled for now
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if actual.FlowBased != expected.FlowBased {
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t.Fatal("Gretap.FlowBased doesn't match")
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}
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*/
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}
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func compareGretun(t *testing.T, expected, actual *Gretun) {
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if actual.Link != expected.Link {
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t.Fatal("Gretun.Link doesn't match")
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}
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if actual.IFlags != expected.IFlags {
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t.Fatal("Gretun.IFlags doesn't match")
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}
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if actual.OFlags != expected.OFlags {
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t.Fatal("Gretun.OFlags doesn't match")
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}
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if actual.IKey != expected.IKey {
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t.Fatal("Gretun.IKey doesn't match")
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}
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if actual.OKey != expected.OKey {
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t.Fatal("Gretun.OKey doesn't match")
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}
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if expected.Local != nil && !actual.Local.Equal(expected.Local) {
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t.Fatal("Gretun.Local doesn't match")
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}
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if expected.Remote != nil && !actual.Remote.Equal(expected.Remote) {
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t.Fatal("Gretun.Remote doesn't match")
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}
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if actual.Ttl != expected.Ttl {
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t.Fatal("Gretun.Ttl doesn't match")
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}
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if actual.Tos != expected.Tos {
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t.Fatal("Gretun.Tos doesn't match")
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}
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if actual.PMtuDisc != expected.PMtuDisc {
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t.Fatal("Gretun.PMtuDisc doesn't match")
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}
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if actual.EncapType != expected.EncapType {
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t.Fatal("Gretun.EncapType doesn't match")
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}
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if actual.EncapFlags != expected.EncapFlags {
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t.Fatal("Gretun.EncapFlags doesn't match")
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}
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if actual.EncapSport != expected.EncapSport {
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t.Fatal("Gretun.EncapSport doesn't match")
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}
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if actual.EncapDport != expected.EncapDport {
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t.Fatal("Gretun.EncapDport doesn't match")
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}
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}
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func compareVxlan(t *testing.T, expected, actual *Vxlan) {
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if actual.VxlanId != expected.VxlanId {
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t.Fatal("Vxlan.VxlanId doesn't match")
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}
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if expected.SrcAddr != nil && !actual.SrcAddr.Equal(expected.SrcAddr) {
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t.Fatal("Vxlan.SrcAddr doesn't match")
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}
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if expected.Group != nil && !actual.Group.Equal(expected.Group) {
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t.Fatal("Vxlan.Group doesn't match")
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}
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if expected.TTL != -1 && actual.TTL != expected.TTL {
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t.Fatal("Vxlan.TTL doesn't match")
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}
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if expected.TOS != -1 && actual.TOS != expected.TOS {
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t.Fatal("Vxlan.TOS doesn't match")
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}
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if actual.Learning != expected.Learning {
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t.Fatal("Vxlan.Learning doesn't match")
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}
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if actual.Proxy != expected.Proxy {
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t.Fatal("Vxlan.Proxy doesn't match")
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}
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if actual.RSC != expected.RSC {
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t.Fatal("Vxlan.RSC doesn't match")
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}
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if actual.L2miss != expected.L2miss {
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t.Fatal("Vxlan.L2miss doesn't match")
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}
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if actual.L3miss != expected.L3miss {
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t.Fatal("Vxlan.L3miss doesn't match")
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}
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if actual.GBP != expected.GBP {
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t.Fatal("Vxlan.GBP doesn't match")
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}
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if actual.FlowBased != expected.FlowBased {
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t.Fatal("Vxlan.FlowBased doesn't match")
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}
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if actual.UDP6ZeroCSumTx != expected.UDP6ZeroCSumTx {
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t.Fatal("Vxlan.UDP6ZeroCSumTx doesn't match")
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}
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if actual.UDP6ZeroCSumRx != expected.UDP6ZeroCSumRx {
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t.Fatal("Vxlan.UDP6ZeroCSumRx doesn't match")
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}
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if expected.NoAge {
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if !actual.NoAge {
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t.Fatal("Vxlan.NoAge doesn't match")
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}
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} else if expected.Age > 0 && actual.Age != expected.Age {
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t.Fatal("Vxlan.Age doesn't match")
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}
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if expected.Limit > 0 && actual.Limit != expected.Limit {
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t.Fatal("Vxlan.Limit doesn't match")
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}
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if expected.Port > 0 && actual.Port != expected.Port {
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t.Fatal("Vxlan.Port doesn't match")
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}
|
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if expected.PortLow > 0 || expected.PortHigh > 0 {
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if actual.PortLow != expected.PortLow {
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t.Fatal("Vxlan.PortLow doesn't match")
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}
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if actual.PortHigh != expected.PortHigh {
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t.Fatal("Vxlan.PortHigh doesn't match")
|
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}
|
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}
|
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}
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|
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func compareXfrmi(t *testing.T, expected, actual *Xfrmi) {
|
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if expected.Ifid != actual.Ifid {
|
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t.Fatal("Xfrmi.Ifid doesn't match")
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}
|
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}
|
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|
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func compareTuntap(t *testing.T, expected, actual *Tuntap) {
|
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if expected.Mode != actual.Mode {
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t.Fatalf("Tuntap.Mode doesn't match: expected : %+v, got %+v", expected.Mode, actual.Mode)
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}
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if expected.Owner != actual.Owner {
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t.Fatal("Tuntap.Owner doesn't match")
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}
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|
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if expected.Group != actual.Group {
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t.Fatal("Tuntap.Group doesn't match")
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}
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if expected.NonPersist != actual.NonPersist {
|
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t.Fatal("Tuntap.Group doesn't match")
|
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}
|
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}
|
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|
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func TestLinkAddDelWithIndex(t *testing.T) {
|
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tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
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|
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testLinkAddDel(t, &Dummy{LinkAttrs{Index: 1000, Name: "foo"}})
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}
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|
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func TestLinkAddDelDummy(t *testing.T) {
|
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tearDown := setUpNetlinkTest(t)
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defer tearDown()
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|
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testLinkAddDel(t, &Dummy{LinkAttrs{Name: "foo"}})
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}
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|
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func TestLinkAddDelDummyWithGroup(t *testing.T) {
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tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
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|
|
testLinkAddDel(t, &Dummy{LinkAttrs{Name: "foo", Group: 42}})
|
|
}
|
|
|
|
func TestLinkAddDelIfb(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
testLinkAddDel(t, &Ifb{LinkAttrs{Name: "foo"}})
|
|
}
|
|
|
|
func TestLinkAddDelBridge(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
testLinkAddDel(t, &Bridge{LinkAttrs: LinkAttrs{Name: "foo", MTU: 1400}})
|
|
}
|
|
|
|
func TestLinkAddDelGretap(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
testLinkAddDel(t, &Gretap{
|
|
LinkAttrs: LinkAttrs{Name: "foo4"},
|
|
IKey: 0x101,
|
|
OKey: 0x101,
|
|
PMtuDisc: 1,
|
|
Local: net.IPv4(127, 0, 0, 1),
|
|
Remote: net.IPv4(127, 0, 0, 1)})
|
|
|
|
testLinkAddDel(t, &Gretap{
|
|
LinkAttrs: LinkAttrs{Name: "foo6"},
|
|
IKey: 0x101,
|
|
OKey: 0x101,
|
|
Local: net.ParseIP("2001:db8:abcd::1"),
|
|
Remote: net.ParseIP("2001:db8:ef33::2")})
|
|
}
|
|
|
|
func TestLinkAddDelGretun(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
testLinkAddDel(t, &Gretun{
|
|
LinkAttrs: LinkAttrs{Name: "foo4"},
|
|
Local: net.IPv4(127, 0, 0, 1),
|
|
Remote: net.IPv4(127, 0, 0, 1)})
|
|
|
|
testLinkAddDel(t, &Gretun{
|
|
LinkAttrs: LinkAttrs{Name: "foo6"},
|
|
Local: net.ParseIP("2001:db8:abcd::1"),
|
|
Remote: net.ParseIP("2001:db8:ef33::2")})
|
|
}
|
|
|
|
func TestLinkAddDelGretunPointToMultiPoint(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
testLinkAddDel(t, &Gretun{
|
|
LinkAttrs: LinkAttrs{Name: "foo"},
|
|
Local: net.IPv4(127, 0, 0, 1),
|
|
IKey: 1234,
|
|
OKey: 1234})
|
|
|
|
testLinkAddDel(t, &Gretun{
|
|
LinkAttrs: LinkAttrs{Name: "foo6"},
|
|
Local: net.ParseIP("2001:db8:1234::4"),
|
|
IKey: 5678,
|
|
OKey: 7890})
|
|
}
|
|
|
|
func TestLinkAddDelGretapFlowBased(t *testing.T) {
|
|
minKernelRequired(t, 4, 3)
|
|
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
testLinkAddDel(t, &Gretap{
|
|
LinkAttrs: LinkAttrs{Name: "foo"},
|
|
FlowBased: true})
|
|
}
|
|
|
|
func TestLinkAddDelVlan(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
parent := &Dummy{LinkAttrs{Name: "foo"}}
|
|
if err := LinkAdd(parent); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
testLinkAddDel(t, &Vlan{LinkAttrs{Name: "bar", ParentIndex: parent.Attrs().Index}, 900, VLAN_PROTOCOL_8021Q})
|
|
|
|
if err := LinkDel(parent); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestLinkAddDelMacvlan(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
parent := &Dummy{LinkAttrs{Name: "foo"}}
|
|
if err := LinkAdd(parent); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
testLinkAddDel(t, &Macvlan{
|
|
LinkAttrs: LinkAttrs{Name: "bar", ParentIndex: parent.Attrs().Index},
|
|
Mode: MACVLAN_MODE_PRIVATE,
|
|
})
|
|
|
|
testLinkAddDel(t, &Macvlan{
|
|
LinkAttrs: LinkAttrs{Name: "bar", ParentIndex: parent.Attrs().Index},
|
|
Mode: MACVLAN_MODE_BRIDGE,
|
|
})
|
|
|
|
testLinkAddDel(t, &Macvlan{
|
|
LinkAttrs: LinkAttrs{Name: "bar", ParentIndex: parent.Attrs().Index},
|
|
Mode: MACVLAN_MODE_VEPA,
|
|
})
|
|
|
|
if err := LinkDel(parent); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestLinkAddDelMacvtap(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
parent := &Dummy{LinkAttrs{Name: "foo"}}
|
|
if err := LinkAdd(parent); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
testLinkAddDel(t, &Macvtap{
|
|
Macvlan: Macvlan{
|
|
LinkAttrs: LinkAttrs{Name: "bar", ParentIndex: parent.Attrs().Index},
|
|
Mode: MACVLAN_MODE_PRIVATE,
|
|
},
|
|
})
|
|
|
|
testLinkAddDel(t, &Macvtap{
|
|
Macvlan: Macvlan{
|
|
LinkAttrs: LinkAttrs{Name: "bar", ParentIndex: parent.Attrs().Index},
|
|
Mode: MACVLAN_MODE_BRIDGE,
|
|
},
|
|
})
|
|
|
|
testLinkAddDel(t, &Macvtap{
|
|
Macvlan: Macvlan{
|
|
LinkAttrs: LinkAttrs{Name: "bar", ParentIndex: parent.Attrs().Index},
|
|
Mode: MACVLAN_MODE_VEPA,
|
|
},
|
|
})
|
|
|
|
if err := LinkDel(parent); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestLinkAddDelVeth(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
peerMAC, _ := net.ParseMAC("00:12:34:56:78:02")
|
|
|
|
veth := &Veth{
|
|
LinkAttrs: LinkAttrs{
|
|
Name: "foo",
|
|
TxQLen: testTxQLen,
|
|
MTU: 1400,
|
|
NumTxQueues: testTxQueues,
|
|
NumRxQueues: testRxQueues,
|
|
},
|
|
PeerName: "bar",
|
|
PeerHardwareAddr: peerMAC,
|
|
}
|
|
testLinkAddDel(t, veth)
|
|
}
|
|
|
|
func TestLinkAddDelBond(t *testing.T) {
|
|
minKernelRequired(t, 3, 13)
|
|
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
modes := []string{"802.3ad", "balance-tlb"}
|
|
for _, mode := range modes {
|
|
bond := NewLinkBond(LinkAttrs{Name: "foo"})
|
|
bond.Mode = StringToBondModeMap[mode]
|
|
switch mode {
|
|
case "802.3ad":
|
|
bond.AdSelect = BondAdSelect(BOND_AD_SELECT_BANDWIDTH)
|
|
bond.AdActorSysPrio = 1
|
|
bond.AdUserPortKey = 1
|
|
bond.AdActorSystem, _ = net.ParseMAC("06:aa:bb:cc:dd:ee")
|
|
bond.ArpIpTargets = []net.IP{net.ParseIP("1.1.1.1"), net.ParseIP("1.1.1.2")}
|
|
case "balance-tlb":
|
|
bond.TlbDynamicLb = 1
|
|
bond.ArpIpTargets = []net.IP{net.ParseIP("1.1.1.2"), net.ParseIP("1.1.1.1")}
|
|
}
|
|
testLinkAddDel(t, bond)
|
|
}
|
|
}
|
|
|
|
func TestLinkAddVethWithDefaultTxQLen(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
la := NewLinkAttrs()
|
|
la.Name = "foo"
|
|
|
|
veth := &Veth{LinkAttrs: la, PeerName: "bar"}
|
|
if err := LinkAdd(veth); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
link, err := LinkByName("foo")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if veth, ok := link.(*Veth); !ok {
|
|
t.Fatalf("unexpected link type: %T", link)
|
|
} else {
|
|
if veth.TxQLen != defaultTxQLen {
|
|
t.Fatalf("TxQLen is %d, should be %d", veth.TxQLen, defaultTxQLen)
|
|
}
|
|
}
|
|
peer, err := LinkByName("bar")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if veth, ok := peer.(*Veth); !ok {
|
|
t.Fatalf("unexpected link type: %T", link)
|
|
} else {
|
|
if veth.TxQLen != defaultTxQLen {
|
|
t.Fatalf("TxQLen is %d, should be %d", veth.TxQLen, defaultTxQLen)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestLinkAddVethWithZeroTxQLen(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
la := NewLinkAttrs()
|
|
la.Name = "foo"
|
|
la.TxQLen = 0
|
|
|
|
veth := &Veth{LinkAttrs: la, PeerName: "bar"}
|
|
if err := LinkAdd(veth); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
link, err := LinkByName("foo")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if veth, ok := link.(*Veth); !ok {
|
|
t.Fatalf("unexpected link type: %T", link)
|
|
} else {
|
|
if veth.TxQLen != 0 {
|
|
t.Fatalf("TxQLen is %d, should be %d", veth.TxQLen, 0)
|
|
}
|
|
}
|
|
peer, err := LinkByName("bar")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if veth, ok := peer.(*Veth); !ok {
|
|
t.Fatalf("unexpected link type: %T", link)
|
|
} else {
|
|
if veth.TxQLen != 0 {
|
|
t.Fatalf("TxQLen is %d, should be %d", veth.TxQLen, 0)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestLinkAddDelDummyWithGSO(t *testing.T) {
|
|
const (
|
|
gsoMaxSegs = 16
|
|
gsoMaxSize = 1 << 14
|
|
)
|
|
minKernelRequired(t, 4, 16)
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
dummy := &Dummy{LinkAttrs: LinkAttrs{Name: "foo", GSOMaxSize: gsoMaxSize, GSOMaxSegs: gsoMaxSegs}}
|
|
if err := LinkAdd(dummy); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
link, err := LinkByName("foo")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
dummy, ok := link.(*Dummy)
|
|
if !ok {
|
|
t.Fatalf("unexpected link type: %T", link)
|
|
}
|
|
|
|
if dummy.GSOMaxSize != gsoMaxSize {
|
|
t.Fatalf("GSOMaxSize is %d, should be %d", dummy.GSOMaxSize, gsoMaxSize)
|
|
}
|
|
if dummy.GSOMaxSegs != gsoMaxSegs {
|
|
t.Fatalf("GSOMaxSeg is %d, should be %d", dummy.GSOMaxSegs, gsoMaxSegs)
|
|
}
|
|
}
|
|
|
|
func TestLinkAddDummyWithTxQLen(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
la := NewLinkAttrs()
|
|
la.Name = "foo"
|
|
la.TxQLen = 1500
|
|
|
|
dummy := &Dummy{LinkAttrs: la}
|
|
if err := LinkAdd(dummy); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
link, err := LinkByName("foo")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if dummy, ok := link.(*Dummy); !ok {
|
|
t.Fatalf("unexpected link type: %T", link)
|
|
} else {
|
|
if dummy.TxQLen != 1500 {
|
|
t.Fatalf("TxQLen is %d, should be %d", dummy.TxQLen, 1500)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestLinkAddDelBridgeMaster(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
master := &Bridge{LinkAttrs: LinkAttrs{Name: "foo"}}
|
|
if err := LinkAdd(master); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
testLinkAddDel(t, &Dummy{LinkAttrs{Name: "bar", MasterIndex: master.Attrs().Index}})
|
|
|
|
if err := LinkDel(master); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func testLinkSetUnsetResetMaster(t *testing.T, master, newmaster Link) {
|
|
slave := &Dummy{LinkAttrs{Name: "baz"}}
|
|
if err := LinkAdd(slave); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
nonexistsmaster := &Bridge{LinkAttrs: LinkAttrs{Name: "foobar"}}
|
|
|
|
if err := LinkSetMaster(slave, nonexistsmaster); err == nil {
|
|
t.Fatal("error expected")
|
|
}
|
|
|
|
if err := LinkSetMaster(slave, master); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
link, err := LinkByName("baz")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if link.Attrs().MasterIndex != master.Attrs().Index {
|
|
t.Fatal("Master not set properly")
|
|
}
|
|
|
|
if err := LinkSetMaster(slave, newmaster); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
link, err = LinkByName("baz")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if link.Attrs().MasterIndex != newmaster.Attrs().Index {
|
|
t.Fatal("Master not reset properly")
|
|
}
|
|
|
|
if err := LinkSetNoMaster(slave); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
link, err = LinkByName("baz")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if link.Attrs().MasterIndex != 0 {
|
|
t.Fatal("Master not unset properly")
|
|
}
|
|
if err := LinkDel(slave); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestLinkSetUnsetResetMaster(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
master := &Bridge{LinkAttrs: LinkAttrs{Name: "foo"}}
|
|
if err := LinkAdd(master); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
newmaster := &Bridge{LinkAttrs: LinkAttrs{Name: "bar"}}
|
|
if err := LinkAdd(newmaster); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
testLinkSetUnsetResetMaster(t, master, newmaster)
|
|
|
|
if err := LinkDel(newmaster); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if err := LinkDel(master); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestLinkSetUnsetResetMasterBond(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
master := NewLinkBond(LinkAttrs{Name: "foo"})
|
|
master.Mode = BOND_MODE_BALANCE_RR
|
|
if err := LinkAdd(master); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
newmaster := NewLinkBond(LinkAttrs{Name: "bar"})
|
|
newmaster.Mode = BOND_MODE_BALANCE_RR
|
|
if err := LinkAdd(newmaster); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
testLinkSetUnsetResetMaster(t, master, newmaster)
|
|
|
|
if err := LinkDel(newmaster); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if err := LinkDel(master); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestLinkSetNs(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
basens, err := netns.Get()
|
|
if err != nil {
|
|
t.Fatal("Failed to get basens")
|
|
}
|
|
defer basens.Close()
|
|
|
|
newns, err := netns.New()
|
|
if err != nil {
|
|
t.Fatal("Failed to create newns")
|
|
}
|
|
defer newns.Close()
|
|
|
|
link := &Veth{LinkAttrs{Name: "foo"}, "bar", nil}
|
|
if err := LinkAdd(link); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
peer, err := LinkByName("bar")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
LinkSetNsFd(peer, int(basens))
|
|
if err != nil {
|
|
t.Fatal("Failed to set newns for link")
|
|
}
|
|
|
|
_, err = LinkByName("bar")
|
|
if err == nil {
|
|
t.Fatal("Link bar is still in newns")
|
|
}
|
|
|
|
err = netns.Set(basens)
|
|
if err != nil {
|
|
t.Fatal("Failed to set basens")
|
|
}
|
|
|
|
peer, err = LinkByName("bar")
|
|
if err != nil {
|
|
t.Fatal("Link is not in basens")
|
|
}
|
|
|
|
if err := LinkDel(peer); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = netns.Set(newns)
|
|
if err != nil {
|
|
t.Fatal("Failed to set newns")
|
|
}
|
|
|
|
_, err = LinkByName("foo")
|
|
if err == nil {
|
|
t.Fatal("Other half of veth pair not deleted")
|
|
}
|
|
|
|
}
|
|
|
|
func TestLinkAddDelVxlan(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
parent := &Dummy{
|
|
LinkAttrs{Name: "foo"},
|
|
}
|
|
if err := LinkAdd(parent); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
vxlan := Vxlan{
|
|
LinkAttrs: LinkAttrs{
|
|
Name: "bar",
|
|
},
|
|
VxlanId: 10,
|
|
VtepDevIndex: parent.Index,
|
|
Learning: true,
|
|
L2miss: true,
|
|
L3miss: true,
|
|
}
|
|
|
|
testLinkAddDel(t, &vxlan)
|
|
if err := LinkDel(parent); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestLinkAddDelVxlanUdpCSum6(t *testing.T) {
|
|
minKernelRequired(t, 3, 16)
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
parent := &Dummy{
|
|
LinkAttrs{Name: "foo"},
|
|
}
|
|
if err := LinkAdd(parent); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
vxlan := Vxlan{
|
|
LinkAttrs: LinkAttrs{
|
|
Name: "bar",
|
|
},
|
|
VxlanId: 10,
|
|
VtepDevIndex: parent.Index,
|
|
Learning: true,
|
|
L2miss: true,
|
|
L3miss: true,
|
|
UDP6ZeroCSumTx: true,
|
|
UDP6ZeroCSumRx: true,
|
|
}
|
|
|
|
testLinkAddDel(t, &vxlan)
|
|
if err := LinkDel(parent); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestLinkAddDelVxlanGbp(t *testing.T) {
|
|
minKernelRequired(t, 4, 0)
|
|
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
parent := &Dummy{
|
|
LinkAttrs{Name: "foo"},
|
|
}
|
|
if err := LinkAdd(parent); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
vxlan := Vxlan{
|
|
LinkAttrs: LinkAttrs{
|
|
Name: "bar",
|
|
},
|
|
VxlanId: 10,
|
|
VtepDevIndex: parent.Index,
|
|
Learning: true,
|
|
L2miss: true,
|
|
L3miss: true,
|
|
UDP6ZeroCSumTx: true,
|
|
UDP6ZeroCSumRx: true,
|
|
GBP: true,
|
|
}
|
|
|
|
testLinkAddDel(t, &vxlan)
|
|
if err := LinkDel(parent); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestLinkAddDelVxlanFlowBased(t *testing.T) {
|
|
minKernelRequired(t, 4, 3)
|
|
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
vxlan := Vxlan{
|
|
LinkAttrs: LinkAttrs{
|
|
Name: "foo",
|
|
},
|
|
Learning: false,
|
|
FlowBased: true,
|
|
}
|
|
|
|
testLinkAddDel(t, &vxlan)
|
|
}
|
|
|
|
func TestLinkAddDelIPVlanL2(t *testing.T) {
|
|
minKernelRequired(t, 4, 2)
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
parent := &Dummy{LinkAttrs{Name: "foo"}}
|
|
if err := LinkAdd(parent); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
ipv := IPVlan{
|
|
LinkAttrs: LinkAttrs{
|
|
Name: "bar",
|
|
ParentIndex: parent.Index,
|
|
},
|
|
Mode: IPVLAN_MODE_L2,
|
|
}
|
|
|
|
testLinkAddDel(t, &ipv)
|
|
}
|
|
|
|
func TestLinkAddDelIPVlanL3(t *testing.T) {
|
|
minKernelRequired(t, 4, 2)
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
parent := &Dummy{LinkAttrs{Name: "foo"}}
|
|
if err := LinkAdd(parent); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
ipv := IPVlan{
|
|
LinkAttrs: LinkAttrs{
|
|
Name: "bar",
|
|
ParentIndex: parent.Index,
|
|
},
|
|
Mode: IPVLAN_MODE_L3,
|
|
}
|
|
|
|
testLinkAddDel(t, &ipv)
|
|
}
|
|
|
|
func TestLinkAddDelIPVlanVepa(t *testing.T) {
|
|
minKernelRequired(t, 4, 15)
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
parent := &Dummy{LinkAttrs{Name: "foo"}}
|
|
if err := LinkAdd(parent); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
ipv := IPVlan{
|
|
LinkAttrs: LinkAttrs{
|
|
Name: "bar",
|
|
ParentIndex: parent.Index,
|
|
},
|
|
Mode: IPVLAN_MODE_L3,
|
|
Flag: IPVLAN_FLAG_VEPA,
|
|
}
|
|
|
|
testLinkAddDel(t, &ipv)
|
|
}
|
|
|
|
func TestLinkAddDelIPVlanNoParent(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
ipv := IPVlan{
|
|
LinkAttrs: LinkAttrs{
|
|
Name: "bar",
|
|
},
|
|
Mode: IPVLAN_MODE_L3,
|
|
}
|
|
err := LinkAdd(&ipv)
|
|
if err == nil {
|
|
t.Fatal("Add should fail if ipvlan creating without ParentIndex")
|
|
}
|
|
if err.Error() != "Can't create ipvlan link without ParentIndex" {
|
|
t.Fatalf("Error should be about missing ParentIndex, got %q", err)
|
|
}
|
|
}
|
|
|
|
func TestLinkByIndex(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
dummy := &Dummy{LinkAttrs{Name: "dummy"}}
|
|
if err := LinkAdd(dummy); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
found, err := LinkByIndex(dummy.Index)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if found.Attrs().Index != dummy.Attrs().Index {
|
|
t.Fatalf("Indices don't match: %v != %v", found.Attrs().Index, dummy.Attrs().Index)
|
|
}
|
|
|
|
LinkDel(dummy)
|
|
|
|
// test not found
|
|
_, err = LinkByIndex(dummy.Attrs().Index)
|
|
if err == nil {
|
|
t.Fatalf("LinkByIndex(%v) found deleted link", err)
|
|
}
|
|
}
|
|
|
|
func TestLinkSet(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
iface := &Dummy{LinkAttrs{Name: "foo"}}
|
|
if err := LinkAdd(iface); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
link, err := LinkByName("foo")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = LinkSetName(link, "bar")
|
|
if err != nil {
|
|
t.Fatalf("Could not change interface name: %v", err)
|
|
}
|
|
|
|
link, err = LinkByName("bar")
|
|
if err != nil {
|
|
t.Fatalf("Interface name not changed: %v", err)
|
|
}
|
|
|
|
err = LinkSetMTU(link, 1400)
|
|
if err != nil {
|
|
t.Fatalf("Could not set MTU: %v", err)
|
|
}
|
|
|
|
link, err = LinkByName("bar")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if link.Attrs().MTU != 1400 {
|
|
t.Fatal("MTU not changed")
|
|
}
|
|
|
|
err = LinkSetTxQLen(link, 500)
|
|
if err != nil {
|
|
t.Fatalf("Could not set txqlen: %v", err)
|
|
}
|
|
|
|
link, err = LinkByName("bar")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if link.Attrs().TxQLen != 500 {
|
|
t.Fatal("txqlen not changed")
|
|
}
|
|
|
|
addr, err := net.ParseMAC("00:12:34:56:78:AB")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = LinkSetHardwareAddr(link, addr)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
link, err = LinkByName("bar")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !bytes.Equal(link.Attrs().HardwareAddr, addr) {
|
|
t.Fatalf("hardware address not changed")
|
|
}
|
|
|
|
err = LinkSetAlias(link, "barAlias")
|
|
if err != nil {
|
|
t.Fatalf("Could not set alias: %v", err)
|
|
}
|
|
|
|
link, err = LinkByName("bar")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if link.Attrs().Alias != "barAlias" {
|
|
t.Fatalf("alias not changed")
|
|
}
|
|
|
|
link, err = LinkByAlias("barAlias")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = LinkSetGroup(link, 42)
|
|
if err != nil {
|
|
t.Fatalf("Could not set group: %v", err)
|
|
}
|
|
|
|
link, err = LinkByName("bar")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if link.Attrs().Group != 42 {
|
|
t.Fatal("Link group not changed")
|
|
}
|
|
}
|
|
|
|
func TestLinkSetARP(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
iface := &Veth{LinkAttrs: LinkAttrs{Name: "foo", TxQLen: testTxQLen, MTU: 1500}, PeerName: "banana"}
|
|
if err := LinkAdd(iface); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
link, err := LinkByName("foo")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
err = LinkSetARPOff(link)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
link, err = LinkByName("foo")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if link.Attrs().RawFlags&unix.IFF_NOARP != uint32(unix.IFF_NOARP) {
|
|
t.Fatalf("NOARP was not set")
|
|
}
|
|
|
|
err = LinkSetARPOn(link)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
link, err = LinkByName("foo")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if link.Attrs().RawFlags&unix.IFF_NOARP != 0 {
|
|
t.Fatalf("NOARP is still set")
|
|
}
|
|
}
|
|
|
|
func expectLinkUpdate(ch <-chan LinkUpdate, ifaceName string, up bool) bool {
|
|
for {
|
|
timeout := time.After(time.Minute)
|
|
select {
|
|
case update := <-ch:
|
|
if ifaceName == update.Link.Attrs().Name && (update.IfInfomsg.Flags&unix.IFF_UP != 0) == up {
|
|
return true
|
|
}
|
|
case <-timeout:
|
|
return false
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestLinkSubscribe(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
ch := make(chan LinkUpdate)
|
|
done := make(chan struct{})
|
|
defer close(done)
|
|
if err := LinkSubscribe(ch, done); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
link := &Veth{LinkAttrs{Name: "foo", TxQLen: testTxQLen, MTU: 1400}, "bar", nil}
|
|
if err := LinkAdd(link); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !expectLinkUpdate(ch, "foo", false) {
|
|
t.Fatal("Add update not received as expected")
|
|
}
|
|
|
|
if err := LinkSetUp(link); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !expectLinkUpdate(ch, "foo", true) {
|
|
t.Fatal("Link Up update not received as expected")
|
|
}
|
|
|
|
if err := LinkDel(link); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !expectLinkUpdate(ch, "foo", false) {
|
|
t.Fatal("Del update not received as expected")
|
|
}
|
|
}
|
|
|
|
func TestLinkSubscribeWithOptions(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
ch := make(chan LinkUpdate)
|
|
done := make(chan struct{})
|
|
defer close(done)
|
|
var lastError error
|
|
defer func() {
|
|
if lastError != nil {
|
|
t.Fatalf("Fatal error received during subscription: %v", lastError)
|
|
}
|
|
}()
|
|
if err := LinkSubscribeWithOptions(ch, done, LinkSubscribeOptions{
|
|
ErrorCallback: func(err error) {
|
|
lastError = err
|
|
},
|
|
}); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
link := &Veth{LinkAttrs{Name: "foo", TxQLen: testTxQLen, MTU: 1400}, "bar", nil}
|
|
if err := LinkAdd(link); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !expectLinkUpdate(ch, "foo", false) {
|
|
t.Fatal("Add update not received as expected")
|
|
}
|
|
}
|
|
|
|
func TestLinkSubscribeAt(t *testing.T) {
|
|
skipUnlessRoot(t)
|
|
|
|
// Create an handle on a custom netns
|
|
newNs, err := netns.New()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer newNs.Close()
|
|
|
|
nh, err := NewHandleAt(newNs)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer nh.Delete()
|
|
|
|
// Subscribe for Link events on the custom netns
|
|
ch := make(chan LinkUpdate)
|
|
done := make(chan struct{})
|
|
defer close(done)
|
|
if err := LinkSubscribeAt(newNs, ch, done); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
link := &Veth{LinkAttrs{Name: "test", TxQLen: testTxQLen, MTU: 1400}, "bar", nil}
|
|
if err := nh.LinkAdd(link); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !expectLinkUpdate(ch, "test", false) {
|
|
t.Fatal("Add update not received as expected")
|
|
}
|
|
|
|
if err := nh.LinkSetUp(link); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !expectLinkUpdate(ch, "test", true) {
|
|
t.Fatal("Link Up update not received as expected")
|
|
}
|
|
|
|
if err := nh.LinkDel(link); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !expectLinkUpdate(ch, "test", false) {
|
|
t.Fatal("Del update not received as expected")
|
|
}
|
|
}
|
|
|
|
func TestLinkSubscribeListExisting(t *testing.T) {
|
|
skipUnlessRoot(t)
|
|
|
|
// Create an handle on a custom netns
|
|
newNs, err := netns.New()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer newNs.Close()
|
|
|
|
nh, err := NewHandleAt(newNs)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer nh.Delete()
|
|
|
|
link := &Veth{LinkAttrs{Name: "test", TxQLen: testTxQLen, MTU: 1400}, "bar", nil}
|
|
if err := nh.LinkAdd(link); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Subscribe for Link events on the custom netns
|
|
ch := make(chan LinkUpdate)
|
|
done := make(chan struct{})
|
|
defer close(done)
|
|
if err := LinkSubscribeWithOptions(ch, done, LinkSubscribeOptions{
|
|
Namespace: &newNs,
|
|
ListExisting: true},
|
|
); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !expectLinkUpdate(ch, "test", false) {
|
|
t.Fatal("Add update not received as expected")
|
|
}
|
|
|
|
if err := nh.LinkSetUp(link); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !expectLinkUpdate(ch, "test", true) {
|
|
t.Fatal("Link Up update not received as expected")
|
|
}
|
|
|
|
if err := nh.LinkDel(link); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !expectLinkUpdate(ch, "test", false) {
|
|
t.Fatal("Del update not received as expected")
|
|
}
|
|
}
|
|
|
|
func TestLinkStats(t *testing.T) {
|
|
defer setUpNetlinkTest(t)()
|
|
|
|
// Create a veth pair and verify the cross-stats once both
|
|
// ends are brought up and some ICMPv6 packets are exchanged
|
|
v0 := "v0"
|
|
v1 := "v1"
|
|
|
|
vethLink := &Veth{LinkAttrs: LinkAttrs{Name: v0}, PeerName: v1}
|
|
if err := LinkAdd(vethLink); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
veth0, err := LinkByName(v0)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err := LinkSetUp(veth0); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
veth1, err := LinkByName(v1)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err := LinkSetUp(veth1); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
time.Sleep(2 * time.Second)
|
|
|
|
// verify statistics
|
|
veth0, err = LinkByName(v0)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
veth1, err = LinkByName(v1)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
v0Stats := veth0.Attrs().Statistics
|
|
v1Stats := veth1.Attrs().Statistics
|
|
if v0Stats.RxPackets != v1Stats.TxPackets || v0Stats.TxPackets != v1Stats.RxPackets ||
|
|
v0Stats.RxBytes != v1Stats.TxBytes || v0Stats.TxBytes != v1Stats.RxBytes {
|
|
t.Fatalf("veth ends counters differ:\n%v\n%v", v0Stats, v1Stats)
|
|
}
|
|
}
|
|
|
|
func TestLinkXdp(t *testing.T) {
|
|
links, err := LinkList()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
var testXdpLink Link
|
|
for _, link := range links {
|
|
if link.Attrs().Xdp != nil && !link.Attrs().Xdp.Attached {
|
|
testXdpLink = link
|
|
break
|
|
}
|
|
}
|
|
if testXdpLink == nil {
|
|
t.Skipf("No link supporting XDP found")
|
|
}
|
|
fd, err := loadSimpleBpf(BPF_PROG_TYPE_XDP, 2 /*XDP_PASS*/)
|
|
if err != nil {
|
|
t.Skipf("Loading bpf program failed: %s", err)
|
|
}
|
|
if err := LinkSetXdpFd(testXdpLink, fd); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err := LinkSetXdpFdWithFlags(testXdpLink, fd, nl.XDP_FLAGS_UPDATE_IF_NOEXIST); err != unix.EBUSY {
|
|
t.Fatal(err)
|
|
}
|
|
if err := LinkSetXdpFd(testXdpLink, -1); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestLinkAddDelIptun(t *testing.T) {
|
|
minKernelRequired(t, 4, 9)
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
testLinkAddDel(t, &Iptun{
|
|
LinkAttrs: LinkAttrs{Name: "iptunfoo"},
|
|
PMtuDisc: 1,
|
|
Local: net.IPv4(127, 0, 0, 1),
|
|
Remote: net.IPv4(127, 0, 0, 1)})
|
|
}
|
|
|
|
func TestLinkAddDelIp6tnl(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
testLinkAddDel(t, &Ip6tnl{
|
|
LinkAttrs: LinkAttrs{Name: "ip6tnltest"},
|
|
Local: net.ParseIP("2001:db8::100"),
|
|
Remote: net.ParseIP("2001:db8::200"),
|
|
})
|
|
}
|
|
|
|
func TestLinkAddDelSittun(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
testLinkAddDel(t, &Sittun{
|
|
LinkAttrs: LinkAttrs{Name: "sittunfoo"},
|
|
PMtuDisc: 1,
|
|
Local: net.IPv4(127, 0, 0, 1),
|
|
Remote: net.IPv4(127, 0, 0, 1)})
|
|
}
|
|
|
|
func TestLinkAddDelVti(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
testLinkAddDel(t, &Vti{
|
|
LinkAttrs: LinkAttrs{Name: "vtifoo"},
|
|
IKey: 0x101,
|
|
OKey: 0x101,
|
|
Local: net.IPv4(127, 0, 0, 1),
|
|
Remote: net.IPv4(127, 0, 0, 1)})
|
|
|
|
testLinkAddDel(t, &Vti{
|
|
LinkAttrs: LinkAttrs{Name: "vtibar"},
|
|
IKey: 0x101,
|
|
OKey: 0x101,
|
|
Local: net.IPv6loopback,
|
|
Remote: net.IPv6loopback})
|
|
}
|
|
|
|
func TestBridgeCreationWithMulticastSnooping(t *testing.T) {
|
|
minKernelRequired(t, 4, 4)
|
|
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
bridgeWithDefaultMcastSnoopName := "foo"
|
|
bridgeWithDefaultMcastSnoop := &Bridge{LinkAttrs: LinkAttrs{Name: bridgeWithDefaultMcastSnoopName}}
|
|
if err := LinkAdd(bridgeWithDefaultMcastSnoop); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
expectMcastSnooping(t, bridgeWithDefaultMcastSnoopName, true)
|
|
if err := LinkDel(bridgeWithDefaultMcastSnoop); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
mcastSnoop := true
|
|
bridgeWithMcastSnoopOnName := "bar"
|
|
bridgeWithMcastSnoopOn := &Bridge{LinkAttrs: LinkAttrs{Name: bridgeWithMcastSnoopOnName}, MulticastSnooping: &mcastSnoop}
|
|
if err := LinkAdd(bridgeWithMcastSnoopOn); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
expectMcastSnooping(t, bridgeWithMcastSnoopOnName, true)
|
|
if err := LinkDel(bridgeWithMcastSnoopOn); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
mcastSnoop = false
|
|
bridgeWithMcastSnoopOffName := "foobar"
|
|
bridgeWithMcastSnoopOff := &Bridge{LinkAttrs: LinkAttrs{Name: bridgeWithMcastSnoopOffName}, MulticastSnooping: &mcastSnoop}
|
|
if err := LinkAdd(bridgeWithMcastSnoopOff); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
expectMcastSnooping(t, bridgeWithMcastSnoopOffName, false)
|
|
if err := LinkDel(bridgeWithMcastSnoopOff); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestBridgeSetMcastSnoop(t *testing.T) {
|
|
minKernelRequired(t, 4, 4)
|
|
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
bridgeName := "foo"
|
|
bridge := &Bridge{LinkAttrs: LinkAttrs{Name: bridgeName}}
|
|
if err := LinkAdd(bridge); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
expectMcastSnooping(t, bridgeName, true)
|
|
|
|
if err := BridgeSetMcastSnoop(bridge, false); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
expectMcastSnooping(t, bridgeName, false)
|
|
|
|
if err := BridgeSetMcastSnoop(bridge, true); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
expectMcastSnooping(t, bridgeName, true)
|
|
|
|
if err := LinkDel(bridge); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func expectMcastSnooping(t *testing.T, linkName string, expected bool) {
|
|
bridge, err := LinkByName(linkName)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if actual := *bridge.(*Bridge).MulticastSnooping; actual != expected {
|
|
t.Fatalf("expected %t got %t", expected, actual)
|
|
}
|
|
}
|
|
|
|
func TestBridgeSetVlanFiltering(t *testing.T) {
|
|
minKernelRequired(t, 4, 4)
|
|
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
bridgeName := "foo"
|
|
bridge := &Bridge{LinkAttrs: LinkAttrs{Name: bridgeName}}
|
|
if err := LinkAdd(bridge); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
expectVlanFiltering(t, bridgeName, false)
|
|
|
|
if err := BridgeSetVlanFiltering(bridge, true); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
expectVlanFiltering(t, bridgeName, true)
|
|
|
|
if err := BridgeSetVlanFiltering(bridge, false); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
expectVlanFiltering(t, bridgeName, false)
|
|
|
|
if err := LinkDel(bridge); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func expectVlanFiltering(t *testing.T, linkName string, expected bool) {
|
|
bridge, err := LinkByName(linkName)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if actual := *bridge.(*Bridge).VlanFiltering; actual != expected {
|
|
t.Fatalf("expected %t got %t", expected, actual)
|
|
}
|
|
}
|
|
|
|
func TestBridgeCreationWithHelloTime(t *testing.T) {
|
|
minKernelRequired(t, 3, 18)
|
|
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
bridgeWithSpecifiedHelloTimeName := "foo"
|
|
helloTime := uint32(300)
|
|
bridgeWithSpecifiedHelloTime := &Bridge{LinkAttrs: LinkAttrs{Name: bridgeWithSpecifiedHelloTimeName}, HelloTime: &helloTime}
|
|
if err := LinkAdd(bridgeWithSpecifiedHelloTime); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
retrievedBridge, err := LinkByName(bridgeWithSpecifiedHelloTimeName)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
actualHelloTime := *retrievedBridge.(*Bridge).HelloTime
|
|
if actualHelloTime != helloTime {
|
|
t.Fatalf("expected %d got %d", helloTime, actualHelloTime)
|
|
}
|
|
if err := LinkDel(bridgeWithSpecifiedHelloTime); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
bridgeWithDefaultHelloTimeName := "bar"
|
|
bridgeWithDefaultHelloTime := &Bridge{LinkAttrs: LinkAttrs{Name: bridgeWithDefaultHelloTimeName}}
|
|
if err := LinkAdd(bridgeWithDefaultHelloTime); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
retrievedBridge, err = LinkByName(bridgeWithDefaultHelloTimeName)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
actualHelloTime = *retrievedBridge.(*Bridge).HelloTime
|
|
if actualHelloTime != 200 {
|
|
t.Fatalf("expected %d got %d", 200, actualHelloTime)
|
|
}
|
|
if err := LinkDel(bridgeWithDefaultHelloTime); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestBridgeCreationWithVlanFiltering(t *testing.T) {
|
|
minKernelRequired(t, 3, 18)
|
|
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
bridgeWithVlanFilteringEnabledName := "foo"
|
|
vlanFiltering := true
|
|
bridgeWithVlanFilteringEnabled := &Bridge{LinkAttrs: LinkAttrs{Name: bridgeWithVlanFilteringEnabledName}, VlanFiltering: &vlanFiltering}
|
|
if err := LinkAdd(bridgeWithVlanFilteringEnabled); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
retrievedBridge, err := LinkByName(bridgeWithVlanFilteringEnabledName)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
retrievedVlanFilteringState := *retrievedBridge.(*Bridge).VlanFiltering
|
|
if retrievedVlanFilteringState != vlanFiltering {
|
|
t.Fatalf("expected %t got %t", vlanFiltering, retrievedVlanFilteringState)
|
|
}
|
|
if err := LinkDel(bridgeWithVlanFilteringEnabled); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
bridgeWithDefaultVlanFilteringName := "bar"
|
|
bridgeWIthDefaultVlanFiltering := &Bridge{LinkAttrs: LinkAttrs{Name: bridgeWithDefaultVlanFilteringName}}
|
|
if err := LinkAdd(bridgeWIthDefaultVlanFiltering); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
retrievedBridge, err = LinkByName(bridgeWithDefaultVlanFilteringName)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
retrievedVlanFilteringState = *retrievedBridge.(*Bridge).VlanFiltering
|
|
if retrievedVlanFilteringState != false {
|
|
t.Fatalf("expected %t got %t", false, retrievedVlanFilteringState)
|
|
}
|
|
if err := LinkDel(bridgeWIthDefaultVlanFiltering); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestLinkSubscribeWithProtinfo(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
master := &Bridge{LinkAttrs: LinkAttrs{Name: "foo"}}
|
|
if err := LinkAdd(master); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
slave := &Veth{
|
|
LinkAttrs: LinkAttrs{
|
|
Name: "bar",
|
|
TxQLen: testTxQLen,
|
|
MTU: 1400,
|
|
MasterIndex: master.Attrs().Index,
|
|
},
|
|
PeerName: "bar-peer",
|
|
}
|
|
if err := LinkAdd(slave); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
ch := make(chan LinkUpdate)
|
|
done := make(chan struct{})
|
|
defer close(done)
|
|
if err := LinkSubscribe(ch, done); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if err := LinkSetHairpin(slave, true); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
select {
|
|
case update := <-ch:
|
|
if !(update.Attrs().Name == "bar" && update.Attrs().Protinfo != nil &&
|
|
update.Attrs().Protinfo.Hairpin) {
|
|
t.Fatal("Hairpin update not received as expected")
|
|
}
|
|
case <-time.After(time.Minute):
|
|
t.Fatal("Hairpin update timed out")
|
|
}
|
|
|
|
if err := LinkDel(slave); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if err := LinkDel(master); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func testGTPLink(t *testing.T) *GTP {
|
|
conn1, err := net.ListenUDP("udp", &net.UDPAddr{
|
|
IP: net.ParseIP("0.0.0.0"),
|
|
Port: 3386,
|
|
})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
conn2, err := net.ListenUDP("udp", &net.UDPAddr{
|
|
IP: net.ParseIP("0.0.0.0"),
|
|
Port: 2152,
|
|
})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
fd1, _ := conn1.File()
|
|
fd2, _ := conn2.File()
|
|
return >P{
|
|
LinkAttrs: LinkAttrs{
|
|
Name: "gtp0",
|
|
},
|
|
FD0: int(fd1.Fd()),
|
|
FD1: int(fd2.Fd()),
|
|
}
|
|
}
|
|
|
|
func TestLinkAddDelGTP(t *testing.T) {
|
|
tearDown := setUpNetlinkTestWithKModule(t, "gtp")
|
|
defer tearDown()
|
|
gtp := testGTPLink(t)
|
|
testLinkAddDel(t, gtp)
|
|
}
|
|
|
|
func TestLinkAddDelXfrmi(t *testing.T) {
|
|
minKernelRequired(t, 4, 19)
|
|
defer setUpNetlinkTest(t)()
|
|
|
|
lo, _ := LinkByName("lo")
|
|
|
|
testLinkAddDel(t, &Xfrmi{
|
|
LinkAttrs: LinkAttrs{Name: "xfrm123", ParentIndex: lo.Attrs().Index},
|
|
Ifid: 123})
|
|
}
|
|
|
|
func TestLinkAddDelXfrmiNoId(t *testing.T) {
|
|
minKernelRequired(t, 4, 19)
|
|
defer setUpNetlinkTest(t)()
|
|
|
|
lo, _ := LinkByName("lo")
|
|
|
|
testLinkAddDel(t, &Xfrmi{
|
|
LinkAttrs: LinkAttrs{Name: "xfrm0", ParentIndex: lo.Attrs().Index}})
|
|
}
|
|
|
|
func TestLinkByNameWhenLinkIsNotFound(t *testing.T) {
|
|
_, err := LinkByName("iammissing")
|
|
if err == nil {
|
|
t.Fatal("Link not expected to found")
|
|
}
|
|
|
|
_, ok := err.(LinkNotFoundError)
|
|
if !ok {
|
|
t.Errorf("Error returned expected to of LinkNotFoundError type: %v", err)
|
|
}
|
|
}
|
|
|
|
func TestLinkByAliasWhenLinkIsNotFound(t *testing.T) {
|
|
_, err := LinkByAlias("iammissing")
|
|
if err == nil {
|
|
t.Fatal("Link not expected to found")
|
|
}
|
|
|
|
_, ok := err.(LinkNotFoundError)
|
|
if !ok {
|
|
t.Errorf("Error returned expected to of LinkNotFoundError type: %v", err)
|
|
}
|
|
}
|
|
|
|
func TestLinkAddDelTuntap(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
// Mount sysfs so that sysfs gets the namespace tag of the current network namespace
|
|
// This is necessary so that /sys shows the network interfaces of the current namespace.
|
|
if err := syscall.Mount("sysfs", "/sys", "sysfs", syscall.MS_RDONLY, ""); err != nil {
|
|
t.Fatal("Cannot mount sysfs")
|
|
}
|
|
|
|
defer func() {
|
|
if err := syscall.Unmount("/sys", 0); err != nil {
|
|
t.Fatal("Cannot umount /sys")
|
|
}
|
|
}()
|
|
|
|
testLinkAddDel(t, &Tuntap{
|
|
LinkAttrs: LinkAttrs{Name: "foo"},
|
|
Mode: TUNTAP_MODE_TAP})
|
|
}
|
|
|
|
func TestLinkAddDelTuntapMq(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
if err := syscall.Mount("sysfs", "/sys", "sysfs", syscall.MS_RDONLY, ""); err != nil {
|
|
t.Fatal("Cannot mount sysfs")
|
|
}
|
|
|
|
defer func() {
|
|
if err := syscall.Unmount("/sys", 0); err != nil {
|
|
t.Fatal("Cannot umount /sys")
|
|
}
|
|
}()
|
|
|
|
testLinkAddDel(t, &Tuntap{
|
|
LinkAttrs: LinkAttrs{Name: "foo"},
|
|
Mode: TUNTAP_MODE_TAP,
|
|
Queues: 4})
|
|
|
|
testLinkAddDel(t, &Tuntap{
|
|
LinkAttrs: LinkAttrs{Name: "foo"},
|
|
Mode: TUNTAP_MODE_TAP,
|
|
Queues: 4,
|
|
Flags: TUNTAP_MULTI_QUEUE_DEFAULTS | TUNTAP_VNET_HDR})
|
|
}
|
|
|
|
func TestVethPeerIndex(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
const (
|
|
vethPeer1 = "vethOne"
|
|
vethPeer2 = "vethTwo"
|
|
)
|
|
|
|
link := &Veth{
|
|
LinkAttrs: LinkAttrs{
|
|
Name: vethPeer1,
|
|
MTU: 1500,
|
|
Flags: net.FlagUp,
|
|
},
|
|
PeerName: vethPeer2,
|
|
}
|
|
|
|
if err := LinkAdd(link); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
linkOne, err := LinkByName("vethOne")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
linkTwo, err := LinkByName("vethTwo")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
peerIndexOne, err := VethPeerIndex(&Veth{LinkAttrs: *linkOne.Attrs()})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
peerIndexTwo, err := VethPeerIndex(&Veth{LinkAttrs: *linkTwo.Attrs()})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if peerIndexOne != linkTwo.Attrs().Index {
|
|
t.Errorf("VethPeerIndex(%s) mismatch %d != %d", linkOne.Attrs().Name, peerIndexOne, linkTwo.Attrs().Index)
|
|
}
|
|
|
|
if peerIndexTwo != linkOne.Attrs().Index {
|
|
t.Errorf("VethPeerIndex(%s) mismatch %d != %d", linkTwo.Attrs().Name, peerIndexTwo, linkOne.Attrs().Index)
|
|
}
|
|
}
|
|
|
|
func TestLinkSlaveBond(t *testing.T) {
|
|
minKernelRequired(t, 3, 13)
|
|
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
const (
|
|
bondName = "foo"
|
|
slaveName = "fooFoo"
|
|
)
|
|
|
|
bond := NewLinkBond(LinkAttrs{Name: bondName})
|
|
bond.Mode = BOND_MODE_BALANCE_RR
|
|
if err := LinkAdd(bond); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer LinkDel(bond)
|
|
|
|
slaveDummy := &Dummy{LinkAttrs{Name: slaveName}}
|
|
if err := LinkAdd(slaveDummy); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer LinkDel(slaveDummy)
|
|
|
|
if err := LinkSetBondSlave(slaveDummy, bond); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
slaveLink, err := LinkByName(slaveName)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
slave := slaveLink.Attrs().Slave
|
|
if slave == nil {
|
|
t.Errorf("for %s expected slave is not nil.", slaveName)
|
|
}
|
|
|
|
if slaveType := slave.SlaveType(); slaveType != "bond" {
|
|
t.Errorf("for %s expected slave type is 'bond', but '%s'", slaveName, slaveType)
|
|
}
|
|
}
|
|
|
|
func TestLinkSetBondSlaveQueueId(t *testing.T) {
|
|
minKernelRequired(t, 3, 13)
|
|
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
const (
|
|
bondName = "foo"
|
|
slave1Name = "fooFoo"
|
|
)
|
|
|
|
bond := NewLinkBond(LinkAttrs{Name: bondName})
|
|
if err := LinkAdd(bond); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer LinkDel(bond)
|
|
|
|
slave := &Dummy{LinkAttrs{Name: slave1Name}}
|
|
if err := LinkAdd(slave); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer LinkDel(slave)
|
|
|
|
if err := LinkSetBondSlave(slave, bond); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if err := pkgHandle.LinkSetBondSlaveQueueId(slave, 1); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestLinkSetBondSlave(t *testing.T) {
|
|
minKernelRequired(t, 3, 13)
|
|
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
const (
|
|
bondName = "foo"
|
|
slaveOneName = "fooFoo"
|
|
slaveTwoName = "fooBar"
|
|
)
|
|
|
|
bond := NewLinkBond(LinkAttrs{Name: bondName})
|
|
bond.Mode = StringToBondModeMap["802.3ad"]
|
|
bond.AdSelect = BondAdSelect(BOND_AD_SELECT_BANDWIDTH)
|
|
bond.AdActorSysPrio = 1
|
|
bond.AdUserPortKey = 1
|
|
bond.AdActorSystem, _ = net.ParseMAC("06:aa:bb:cc:dd:ee")
|
|
|
|
if err := LinkAdd(bond); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
bondLink, err := LinkByName(bondName)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer LinkDel(bondLink)
|
|
|
|
if err := LinkAdd(&Dummy{LinkAttrs{Name: slaveOneName}}); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
slaveOneLink, err := LinkByName(slaveOneName)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer LinkDel(slaveOneLink)
|
|
|
|
if err := LinkAdd(&Dummy{LinkAttrs{Name: slaveTwoName}}); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
slaveTwoLink, err := LinkByName(slaveTwoName)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer LinkDel(slaveTwoLink)
|
|
|
|
if err := LinkSetBondSlave(slaveOneLink, &Bond{LinkAttrs: *bondLink.Attrs()}); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if err := LinkSetBondSlave(slaveTwoLink, &Bond{LinkAttrs: *bondLink.Attrs()}); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Update info about interfaces
|
|
slaveOneLink, err = LinkByName(slaveOneName)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
slaveTwoLink, err = LinkByName(slaveTwoName)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if slaveOneLink.Attrs().MasterIndex != bondLink.Attrs().Index {
|
|
t.Errorf("For %s expected %s to be master", slaveOneLink.Attrs().Name, bondLink.Attrs().Name)
|
|
}
|
|
|
|
if slaveTwoLink.Attrs().MasterIndex != bondLink.Attrs().Index {
|
|
t.Errorf("For %s expected %s to be master", slaveTwoLink.Attrs().Name, bondLink.Attrs().Name)
|
|
}
|
|
}
|
|
|
|
func TestLinkSetAllmulticast(t *testing.T) {
|
|
tearDown := setUpNetlinkTest(t)
|
|
defer tearDown()
|
|
|
|
iface := &Veth{LinkAttrs: LinkAttrs{Name: "foo"}, PeerName: "bar"}
|
|
if err := LinkAdd(iface); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
link, err := LinkByName("foo")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if err := LinkSetUp(link); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
link, err = LinkByName("foo")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
rawFlagsStart := link.Attrs().RawFlags
|
|
|
|
if err := LinkSetAllmulticastOn(link); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
link, err = LinkByName("foo")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if link.Attrs().RawFlags&unix.IFF_ALLMULTI != uint32(unix.IFF_ALLMULTI) {
|
|
t.Fatal("IFF_ALLMULTI was not set")
|
|
}
|
|
|
|
if err := LinkSetAllmulticastOff(link); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
link, err = LinkByName("foo")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if link.Attrs().RawFlags&unix.IFF_ALLMULTI != 0 {
|
|
t.Fatal("IFF_ALLMULTI is still set")
|
|
}
|
|
|
|
rawFlagsEnd := link.Attrs().RawFlags
|
|
if rawFlagsStart != rawFlagsEnd {
|
|
t.Fatalf("RawFlags start value:%d differs from end value:%d", rawFlagsStart, rawFlagsEnd)
|
|
}
|
|
}
|