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package ztpv4
import (
"testing"
"github.com/insomniacslk/dhcp/dhcpv4"
"github.com/insomniacslk/dhcp/iana"
"github.com/stretchr/testify/require"
)
func TestParseClassIdentifier(t *testing.T) {
tt := []struct {
name string
vc, hostname string
ci []byte // Client Identifier
want *VendorData
fail bool
}{
{name: "empty", fail: true},
{name: "unknownVendor", vc: "VendorX;BFR10K;XX12345", fail: true},
{name: "truncatedVendor", vc: "Arista;1234", fail: true},
{
name: "arista",
vc: "Arista;DCS-7050S-64;01.23;JPE12345678",
want: &VendorData{VendorName: "Arista", Model: "DCS-7050S-64", Serial: "JPE12345678"},
},
{
name: "juniper",
vc: "Juniper-ptx1000-DD123",
want: &VendorData{VendorName: "Juniper", Model: "ptx1000", Serial: "DD123"},
},
{
name: "juniperModelDash",
vc: "Juniper-qfx10002-36q-DN817",
want: &VendorData{VendorName: "Juniper", Model: "qfx10002-36q", Serial: "DN817"},
},
{
name: "juniperHostnameSerial",
vc: "Juniper-qfx10008",
hostname: "DE123",
want: &VendorData{VendorName: "Juniper", Model: "qfx10008", Serial: "DE123"},
},
{name: "juniperNoSerial", vc: "Juniper-qfx10008", fail: true},
{
name: "zpe",
vc: "ZPESystems:NSC:001234567",
want: &VendorData{VendorName: "ZPESystems", Model: "NSC", Serial: "001234567"},
},
{
name: "ciena",
vc: "1271-00011E00-032",
ci: []byte("JUSTASN"),
want: &VendorData{VendorName: "Ciena Corporation", Model: "00011E00-032", Serial: "JUSTASN"},
},
{name: "cienaInvalidVendorClass", vc: "127100011E00032", fail: true},
{name: "cienaNoSerial", vc: "1271-00011E00-032", fail: true},
{
name: "cisco",
vc: "FPR4100",
ci: []byte("JMX2525X0BW"),
want: &VendorData{VendorName: "Cisco Systems", Model: "FPR4100", Serial: "JMX2525X0BW"},
},
{name: "ciscoNoSerial", vc: "FPR4100", fail: true},
}
for _, tc := range tt {
t.Run(tc.name, func(t *testing.T) {
packet, err := dhcpv4.New()
if err != nil {
t.Fatalf("failed to creat dhcpv4 packet object: %v", err)
}
if tc.vc != "" {
packet.UpdateOption(dhcpv4.OptClassIdentifier(tc.vc))
}
if tc.hostname != "" {
packet.UpdateOption(dhcpv4.OptHostName(tc.hostname))
}
if tc.ci != nil {
packet.UpdateOption(dhcpv4.OptClientIdentifier(tc.ci))
}
vd, err := ParseVendorData(packet)
if tc.fail {
require.Error(t, err)
} else {
require.NoError(t, err)
require.Equal(t, tc.want, vd)
}
})
}
}
func TestParseVIVC(t *testing.T) {
tt := []struct {
name string
vivc string
entID iana.EnterpriseID
want *VendorData
fail bool
}{
{
name: "cisco",
entID: iana.EnterpriseIDCiscoSystems,
vivc: "SN:0;PID:R-IOSXRV9000-CC",
want: &VendorData{VendorName: "Cisco Systems", Model: "R-IOSXRV9000-CC", Serial: "0"},
},
{
name: "ciscoMultipleColonDelimiters",
entID: iana.EnterpriseIDCiscoSystems,
vivc: "SN:0:123;PID:R-IOSXRV9000-CC:456",
fail: true,
},
}
for _, tc := range tt {
t.Run(tc.name, func(t *testing.T) {
packet, err := dhcpv4.New()
if err != nil {
t.Fatalf("failed to creat dhcpv4 packet object: %v", err)
}
if tc.vivc != "" {
vivc := dhcpv4.VIVCIdentifier{EntID: tc.entID, Data: []byte(tc.vivc)}
packet.UpdateOption(dhcpv4.OptVIVC(vivc))
}
vd, err := ParseVendorData(packet)
if tc.fail {
require.Error(t, err)
} else {
require.NoError(t, err)
require.Equal(t, tc.want, vd)
}
})
}
}
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