/usr/share/gocode/src/github.com/vishvananda/netlink/neigh_test.go is in golang-github-vishvananda-netlink-dev 0.0~git20170407.0.1e86b2b-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 | // +build linux
package netlink
import (
"net"
"testing"
)
type arpEntry struct {
ip net.IP
mac net.HardwareAddr
}
type proxyEntry struct {
ip net.IP
dev int
}
func parseMAC(s string) net.HardwareAddr {
m, err := net.ParseMAC(s)
if err != nil {
panic(err)
}
return m
}
func dumpContains(dump []Neigh, e arpEntry) bool {
for _, n := range dump {
if n.IP.Equal(e.ip) && (n.State&NUD_INCOMPLETE) == 0 {
return true
}
}
return false
}
func dumpContainsProxy(dump []Neigh, p proxyEntry) bool {
for _, n := range dump {
if n.IP.Equal(p.ip) && (n.LinkIndex == p.dev) && (n.Flags&NTF_PROXY) == NTF_PROXY {
return true
}
}
return false
}
func TestNeighAddDel(t *testing.T) {
tearDown := setUpNetlinkTest(t)
defer tearDown()
dummy := Dummy{LinkAttrs{Name: "neigh0"}}
if err := LinkAdd(&dummy); err != nil {
t.Fatal(err)
}
ensureIndex(dummy.Attrs())
arpTable := []arpEntry{
{net.ParseIP("10.99.0.1"), parseMAC("aa:bb:cc:dd:00:01")},
{net.ParseIP("10.99.0.2"), parseMAC("aa:bb:cc:dd:00:02")},
{net.ParseIP("10.99.0.3"), parseMAC("aa:bb:cc:dd:00:03")},
{net.ParseIP("10.99.0.4"), parseMAC("aa:bb:cc:dd:00:04")},
{net.ParseIP("10.99.0.5"), parseMAC("aa:bb:cc:dd:00:05")},
}
// Add the arpTable
for _, entry := range arpTable {
err := NeighAdd(&Neigh{
LinkIndex: dummy.Index,
State: NUD_REACHABLE,
IP: entry.ip,
HardwareAddr: entry.mac,
})
if err != nil {
t.Errorf("Failed to NeighAdd: %v", err)
}
}
// Dump and see that all added entries are there
dump, err := NeighList(dummy.Index, 0)
if err != nil {
t.Errorf("Failed to NeighList: %v", err)
}
for _, entry := range arpTable {
if !dumpContains(dump, entry) {
t.Errorf("Dump does not contain: %v", entry)
}
}
// Delete the arpTable
for _, entry := range arpTable {
err := NeighDel(&Neigh{
LinkIndex: dummy.Index,
IP: entry.ip,
HardwareAddr: entry.mac,
})
if err != nil {
t.Errorf("Failed to NeighDel: %v", err)
}
}
// TODO: seems not working because of cache
//// Dump and see that none of deleted entries are there
//dump, err = NeighList(dummy.Index, 0)
//if err != nil {
//t.Errorf("Failed to NeighList: %v", err)
//}
//for _, entry := range arpTable {
//if dumpContains(dump, entry) {
//t.Errorf("Dump contains: %v", entry)
//}
//}
if err := LinkDel(&dummy); err != nil {
t.Fatal(err)
}
}
func TestNeighAddDelProxy(t *testing.T) {
tearDown := setUpNetlinkTest(t)
defer tearDown()
dummy := Dummy{LinkAttrs{Name: "neigh0"}}
if err := LinkAdd(&dummy); err != nil {
t.Fatal(err)
}
ensureIndex(dummy.Attrs())
proxyTable := []proxyEntry{
{net.ParseIP("10.99.0.1"), dummy.Index},
{net.ParseIP("10.99.0.2"), dummy.Index},
{net.ParseIP("10.99.0.3"), dummy.Index},
{net.ParseIP("10.99.0.4"), dummy.Index},
{net.ParseIP("10.99.0.5"), dummy.Index},
}
// Add the proxyTable
for _, entry := range proxyTable {
err := NeighAdd(&Neigh{
LinkIndex: dummy.Index,
Flags: NTF_PROXY,
IP: entry.ip,
})
if err != nil {
t.Errorf("Failed to NeighAdd: %v", err)
}
}
// Dump and see that all added entries are there
dump, err := NeighProxyList(dummy.Index, 0)
if err != nil {
t.Errorf("Failed to NeighList: %v", err)
}
for _, entry := range proxyTable {
if !dumpContainsProxy(dump, entry) {
t.Errorf("Dump does not contain: %v", entry)
}
}
// Delete the proxyTable
for _, entry := range proxyTable {
err := NeighDel(&Neigh{
LinkIndex: dummy.Index,
Flags: NTF_PROXY,
IP: entry.ip,
})
if err != nil {
t.Errorf("Failed to NeighDel: %v", err)
}
}
// Dump and see that none of deleted entries are there
dump, err = NeighProxyList(dummy.Index, 0)
if err != nil {
t.Errorf("Failed to NeighList: %v", err)
}
for _, entry := range proxyTable {
if dumpContainsProxy(dump, entry) {
t.Errorf("Dump contains: %v", entry)
}
}
if err := LinkDel(&dummy); err != nil {
t.Fatal(err)
}
}
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