139 lines
3.4 KiB
Go
139 lines
3.4 KiB
Go
//go:build darwin || freebsd || linux || openbsd
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package dhcpd
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import (
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"net"
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"net/netip"
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"path/filepath"
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"testing"
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"time"
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"github.com/AdguardTeam/golibs/testutil"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"golang.org/x/exp/slices"
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)
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func TestMain(m *testing.M) {
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testutil.DiscardLogOutput(m)
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}
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func testNotify(flags uint32) {
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}
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// Leases database store/load.
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func TestDB(t *testing.T) {
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var err error
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s := server{
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conf: &ServerConfig{
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dbFilePath: filepath.Join(t.TempDir(), dataFilename),
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},
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}
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s.srv4, err = v4Create(&V4ServerConf{
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Enabled: true,
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RangeStart: netip.MustParseAddr("192.168.10.100"),
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RangeEnd: netip.MustParseAddr("192.168.10.200"),
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GatewayIP: netip.MustParseAddr("192.168.10.1"),
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SubnetMask: netip.MustParseAddr("255.255.255.0"),
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notify: testNotify,
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})
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require.NoError(t, err)
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s.srv6, err = v6Create(V6ServerConf{})
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require.NoError(t, err)
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leases := []*Lease{{
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Expiry: time.Now().Add(time.Hour),
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Hostname: "static-1.local",
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HWAddr: net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
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IP: netip.MustParseAddr("192.168.10.100"),
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}, {
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Hostname: "static-2.local",
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HWAddr: net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xBB},
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IP: netip.MustParseAddr("192.168.10.101"),
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}}
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srv4, ok := s.srv4.(*v4Server)
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require.True(t, ok)
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err = srv4.addLease(leases[0])
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require.NoError(t, err)
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err = s.srv4.AddStaticLease(leases[1])
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require.NoError(t, err)
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err = s.dbStore()
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require.NoError(t, err)
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err = s.srv4.ResetLeases(nil)
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require.NoError(t, err)
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err = s.dbLoad()
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require.NoError(t, err)
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ll := s.srv4.GetLeases(LeasesAll)
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require.Len(t, ll, len(leases))
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assert.Equal(t, leases[0].HWAddr, ll[0].HWAddr)
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assert.Equal(t, leases[0].IP, ll[0].IP)
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assert.Equal(t, leases[0].Expiry.Unix(), ll[0].Expiry.Unix())
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assert.Equal(t, leases[1].HWAddr, ll[1].HWAddr)
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assert.Equal(t, leases[1].IP, ll[1].IP)
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assert.True(t, ll[1].IsStatic)
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}
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func TestV4Server_badRange(t *testing.T) {
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testCases := []struct {
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name string
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gatewayIP netip.Addr
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subnetMask netip.Addr
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wantErrMsg string
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}{{
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name: "gateway_in_range",
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gatewayIP: netip.MustParseAddr("192.168.10.120"),
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subnetMask: netip.MustParseAddr("255.255.255.0"),
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wantErrMsg: "dhcpv4: gateway ip 192.168.10.120 in the ip range: " +
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"192.168.10.20-192.168.10.200",
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}, {
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name: "outside_range_start",
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gatewayIP: netip.MustParseAddr("192.168.10.1"),
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subnetMask: netip.MustParseAddr("255.255.255.240"),
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wantErrMsg: "dhcpv4: range start 192.168.10.20 is outside network " +
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"192.168.10.1/28",
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}, {
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name: "outside_range_end",
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gatewayIP: netip.MustParseAddr("192.168.10.1"),
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subnetMask: netip.MustParseAddr("255.255.255.224"),
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wantErrMsg: "dhcpv4: range end 192.168.10.200 is outside network " +
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"192.168.10.1/27",
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}}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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conf := V4ServerConf{
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Enabled: true,
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RangeStart: netip.MustParseAddr("192.168.10.20"),
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RangeEnd: netip.MustParseAddr("192.168.10.200"),
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GatewayIP: tc.gatewayIP,
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SubnetMask: tc.subnetMask,
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notify: testNotify,
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}
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_, err := v4Create(&conf)
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testutil.AssertErrorMsg(t, tc.wantErrMsg, err)
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})
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}
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}
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// cloneUDPAddr returns a deep copy of a.
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func cloneUDPAddr(a *net.UDPAddr) (clone *net.UDPAddr) {
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return &net.UDPAddr{
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IP: slices.Clone(a.IP),
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Port: a.Port,
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Zone: a.Zone,
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}
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}
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