File: protinfo_test.go

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golang-github-vishvananda-netlink 1.0.0+git20181030.023a6da-1
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// +build linux

package netlink

import (
	"testing"
)

func TestProtinfo(t *testing.T) {
	tearDown := setUpNetlinkTest(t)
	defer tearDown()
	master := &Bridge{LinkAttrs: LinkAttrs{Name: "foo"}}
	if err := LinkAdd(master); err != nil {
		t.Fatal(err)
	}
	iface1 := &Dummy{LinkAttrs{Name: "bar1", MasterIndex: master.Index}}
	iface2 := &Dummy{LinkAttrs{Name: "bar2", MasterIndex: master.Index}}
	iface3 := &Dummy{LinkAttrs{Name: "bar3"}}
	iface4 := &Dummy{LinkAttrs{Name: "bar4", MasterIndex: master.Index}}

	if err := LinkAdd(iface1); err != nil {
		t.Fatal(err)
	}
	if err := LinkAdd(iface2); err != nil {
		t.Fatal(err)
	}
	if err := LinkAdd(iface3); err != nil {
		t.Fatal(err)
	}
	if err := LinkAdd(iface4); err != nil {
		t.Fatal(err)
	}

	oldpi1, err := LinkGetProtinfo(iface1)
	if err != nil {
		t.Fatal(err)
	}
	oldpi2, err := LinkGetProtinfo(iface2)
	if err != nil {
		t.Fatal(err)
	}
	oldpi4, err := LinkGetProtinfo(iface4)
	if err != nil {
		t.Fatal(err)
	}

	if err := LinkSetHairpin(iface1, true); err != nil {
		t.Fatal(err)
	}

	if err := LinkSetRootBlock(iface1, true); err != nil {
		t.Fatal(err)
	}

	pi1, err := LinkGetProtinfo(iface1)
	if err != nil {
		t.Fatal(err)
	}
	if !pi1.Hairpin {
		t.Fatalf("Hairpin mode is not enabled for %s, but should", iface1.Name)
	}
	if !pi1.RootBlock {
		t.Fatalf("RootBlock is not enabled for %s, but should", iface1.Name)
	}
	if pi1.ProxyArp != oldpi1.ProxyArp {
		t.Fatalf("ProxyArp field was changed for %s but shouldn't", iface1.Name)
	}
	if pi1.ProxyArpWiFi != oldpi1.ProxyArp {
		t.Fatalf("ProxyArpWiFi ProxyArp field was changed for %s but shouldn't", iface1.Name)
	}
	if pi1.Guard != oldpi1.Guard {
		t.Fatalf("Guard field was changed for %s but shouldn't", iface1.Name)
	}
	if pi1.FastLeave != oldpi1.FastLeave {
		t.Fatalf("FastLeave field was changed for %s but shouldn't", iface1.Name)
	}
	if pi1.Learning != oldpi1.Learning {
		t.Fatalf("Learning field was changed for %s but shouldn't", iface1.Name)
	}
	if pi1.Flood != oldpi1.Flood {
		t.Fatalf("Flood field was changed for %s but shouldn't", iface1.Name)
	}

	if err := LinkSetGuard(iface2, true); err != nil {
		t.Fatal(err)
	}
	if err := LinkSetLearning(iface2, false); err != nil {
		t.Fatal(err)
	}
	pi2, err := LinkGetProtinfo(iface2)
	if err != nil {
		t.Fatal(err)
	}
	if pi2.Hairpin {
		t.Fatalf("Hairpin mode is enabled for %s, but shouldn't", iface2.Name)
	}
	if !pi2.Guard {
		t.Fatalf("Guard is not enabled for %s, but should", iface2.Name)
	}
	if pi2.ProxyArp != oldpi2.ProxyArp {
		t.Fatalf("ProxyArp field was changed for %s but shouldn't", iface2.Name)
	}
	if pi2.ProxyArpWiFi != oldpi2.ProxyArpWiFi {
		t.Fatalf("ProxyArpWiFi field was changed for %s but shouldn't", iface2.Name)
	}
	if pi2.Learning {
		t.Fatalf("Learning is enabled for %s, but shouldn't", iface2.Name)
	}
	if pi2.RootBlock != oldpi2.RootBlock {
		t.Fatalf("RootBlock field was changed for %s but shouldn't", iface2.Name)
	}
	if pi2.FastLeave != oldpi2.FastLeave {
		t.Fatalf("FastLeave field was changed for %s but shouldn't", iface2.Name)
	}
	if pi2.Flood != oldpi2.Flood {
		t.Fatalf("Flood field was changed for %s but shouldn't", iface2.Name)
	}

	if err := LinkSetHairpin(iface3, true); err == nil || err.Error() != "operation not supported" {
		t.Fatalf("Set protinfo attrs for link without master is not supported, but err: %s", err)
	}

	// Setting kernel requirement for next tests which require BR_PROXYARP
	minKernelRequired(t, 3, 19)

	if err := LinkSetBrProxyArp(iface4, true); err != nil {
		t.Fatal(err)
	}

	if err := LinkSetBrProxyArpWiFi(iface4, true); err != nil {
		t.Fatal(err)
	}
	pi4, err := LinkGetProtinfo(iface4)
	if err != nil {
		t.Fatal(err)
	}
	if pi4.Hairpin != oldpi4.Hairpin {
		t.Fatalf("Hairpin field was changed for %s but shouldn't", iface4.Name)
	}
	if pi4.Guard != oldpi4.Guard {
		t.Fatalf("Guard field was changed for %s but shouldn't", iface4.Name)
	}
	if pi4.Learning != oldpi4.Learning {
		t.Fatalf("Learning field was changed for %s but shouldn't", iface4.Name)
	}
	if !pi4.ProxyArp {
		t.Fatalf("ProxyArp is not enabled for %s, but should", iface4.Name)
	}
	if !pi4.ProxyArpWiFi {
		t.Fatalf("ProxyArpWiFi is not enabled for %s, but should", iface4.Name)
	}
	if pi4.RootBlock != oldpi4.RootBlock {
		t.Fatalf("RootBlock field was changed for %s but shouldn't", iface4.Name)
	}
	if pi4.FastLeave != oldpi4.FastLeave {
		t.Fatalf("FastLeave field was changed for %s but shouldn't", iface4.Name)
	}
	if pi4.Flood != oldpi4.Flood {
		t.Fatalf("Flood field was changed for %s but shouldn't", iface4.Name)
	}
}