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
|
package libvirt
import (
"bytes"
"encoding/xml"
"errors"
"testing"
"github.com/davecgh/go-spew/spew"
"github.com/libvirt/libvirt-go-xml"
)
func init() {
spew.Config.Indent = "\t"
}
func TestDefaultNetworkMarshall(t *testing.T) {
b := newNetworkDef()
buf := new(bytes.Buffer)
enc := xml.NewEncoder(buf)
enc.Indent(" ", " ")
if err := enc.Encode(b); err != nil {
t.Fatalf("could not marshall this:\n%s", spew.Sdump(b))
}
}
func TestNetworkDefUnmarshall(t *testing.T) {
// some testing XML from the official docs (some unsupported attrs will be just ignored)
text := `
<network>
<name>my-network</name>
<bridge name="virbr0" stp="on" delay="5" macTableManager="libvirt"/>
<mac address='00:16:3E:5D:C7:9E'/>
<domain name="example.com" localOnly="no"/>
<forward mode='nat'>
<nat>
<address start='1.2.3.4' end='1.2.3.10'/>
</nat>
</forward>
<dns>
<txt name="example" value="example value" />
<forwarder addr="8.8.8.8"/>
<forwarder addr="8.8.4.4"/>
<srv service='name' protocol='tcp' domain='test-domain-name' target='.' port='1024' priority='10' weight='10'/>
<host ip='192.168.122.2'>
<hostname>myhost</hostname>
<hostname>myhostalias</hostname>
</host>
</dns>
<ip address="192.168.122.1" netmask="255.255.255.0">
<dhcp>
<range start="192.168.122.100" end="192.168.122.254" />
<host mac="00:16:3e:77:e2:ed" name="foo.example.com" ip="192.168.122.10" />
<host mac="00:16:3e:3e:a9:1a" name="bar.example.com" ip="192.168.122.11" />
</dhcp>
</ip>
<ip family="ipv6" address="2001:db8:ca2:2::1" prefix="64" />
<route family="ipv6" address="2001:db9:ca1:1::" prefix="64" gateway="2001:db8:ca2:2::2" />
</network>
`
b, err := newDefNetworkFromXML(text)
if err != nil {
t.Errorf("could not parse: %s", err)
}
if b.Name != "my-network" {
t.Errorf("wrong network name: '%s'", b.Name)
}
if b.Domain.Name != "example.com" {
t.Errorf("wrong domain name: '%s'", b.Domain.Name)
}
if b.Forward.Mode != "nat" {
t.Errorf("wrong forward mode: '%s'", b.Forward.Mode)
}
if len(b.Forward.NAT.Addresses) == 0 {
t.Errorf("wrong number of addresses: %s", b.Forward.NAT.Addresses)
}
if b.Forward.NAT.Addresses[0].Start != "1.2.3.4" {
t.Errorf("wrong forward start address: %s", b.Forward.NAT.Addresses[0].Start)
}
if len(b.IPs) == 0 {
t.Errorf("wrong number of IPs: %d", len(b.IPs))
}
_, err2 := xmlMarshallIndented(b)
if err2 != nil {
t.Fatalf("marshalling error\n%s", spew.Sdump(b))
}
}
func TestBrokenNetworkDefUnmarshall(t *testing.T) {
// Try unmarshalling some broken xml
text := `
<network>
`
_, err := newDefNetworkFromXML(text)
if err == nil {
t.Error("Unmarshal was supposed to fail")
}
}
func TestHasDHCPNoForwardSet(t *testing.T) {
net := libvirtxml.Network{}
if HasDHCP(net) {
t.Error("Expected to not have forward enabled")
}
}
func TestHasDHCPForwardSet(t *testing.T) {
createNet := func(mode string) libvirtxml.Network {
return libvirtxml.Network{
Forward: &libvirtxml.NetworkForward{
Mode: mode,
},
}
}
for _, mode := range []string{"nat", "route", ""} {
net := createNet(mode)
if !HasDHCP(net) {
t.Errorf(
"Expected to have forward enabled with forward set to be '%s'",
mode)
}
}
}
func TestNetworkFromLibvirtError(t *testing.T) {
net := NetworkMock{
GetXMLDescError: errors.New("boom"),
}
_, err := newDefNetworkfromLibvirt(net)
if err == nil {
t.Error("Expected error")
}
}
func TestNetworkFromLibvirtWrongResponse(t *testing.T) {
net := NetworkMock{
GetXMLDescReply: "wrong xml",
}
_, err := newDefNetworkfromLibvirt(net)
if err == nil {
t.Error("Expected error")
}
}
func TestNetworkFromLibvirt(t *testing.T) {
net := NetworkMock{
GetXMLDescReply: `
<network>
<name>default</name>
<forward mode='nat'>
<nat>
<port start='1024' end='65535'/>
</nat>
</forward>
</network>`,
}
dn, err := newDefNetworkfromLibvirt(net)
if err != nil {
t.Errorf("Unexpected error %v", err)
}
if dn.Forward.Mode != "nat" {
t.Errorf("Wrong forward mode: %s", dn.Forward.Mode)
}
}
|