netlink/bridge_linux_test.go

81 lines
2.0 KiB
Go

package netlink
import (
"fmt"
"io/ioutil"
"os"
"testing"
)
func TestBridgeVlan(t *testing.T) {
if os.Getenv("TRAVIS_BUILD_DIR") != "" {
t.Skipf("Travis CI worker Linux kernel version (3.13) is too old for this test")
}
tearDown := setUpNetlinkTest(t)
defer tearDown()
if err := remountSysfs(); err != nil {
t.Fatal(err)
}
bridgeName := "foo"
bridge := &Bridge{LinkAttrs: LinkAttrs{Name: bridgeName}}
if err := LinkAdd(bridge); err != nil {
t.Fatal(err)
}
if err := ioutil.WriteFile(fmt.Sprintf("/sys/devices/virtual/net/%s/bridge/vlan_filtering", bridgeName), []byte("1"), 0644); err != nil {
t.Fatal(err)
}
if vlanMap, err := BridgeVlanList(); err != nil {
t.Fatal(err)
} else {
if len(vlanMap) != 1 {
t.Fatal()
}
if vInfo, ok := vlanMap[int32(bridge.Index)]; !ok {
t.Fatal("vlanMap should include foo port vlan info")
} else {
if len(vInfo) != 1 {
t.Fatal()
} else {
if !vInfo[0].EngressUntag() || !vInfo[0].PortVID() || vInfo[0].Vid != 1 {
t.Fatalf("bridge vlan show get wrong return %s", vInfo[0].String())
}
}
}
}
dummy := &Dummy{LinkAttrs: LinkAttrs{Name: "dum1"}}
if err := LinkAdd(dummy); err != nil {
t.Fatal(err)
}
if err := LinkSetMaster(dummy, bridge); err != nil {
t.Fatal(err)
}
if err := BridgeVlanAdd(dummy, 2, false, false, false, false); err != nil {
t.Fatal(err)
}
if err := BridgeVlanAdd(dummy, 3, true, true, false, false); err != nil {
t.Fatal(err)
}
if vlanMap, err := BridgeVlanList(); err != nil {
t.Fatal(err)
} else {
if len(vlanMap) != 2 {
t.Fatal()
}
if vInfo, ok := vlanMap[int32(bridge.Index)]; !ok {
t.Fatal("vlanMap should include foo port vlan info")
} else {
if "[{Flags:6 Vid:1}]" != fmt.Sprintf("%v", vInfo) {
t.Fatalf("unexpected result %v", vInfo)
}
}
if vInfo, ok := vlanMap[int32(dummy.Index)]; !ok {
t.Fatal("vlanMap should include dum1 port vlan info")
} else {
if "[{Flags:4 Vid:1} {Flags:0 Vid:2} {Flags:6 Vid:3}]" != fmt.Sprintf("%v", vInfo) {
t.Fatalf("unexpected result %v", vInfo)
}
}
}
}