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c6888326b0
Closes #2576. Updates #2275. Updates #2419. Updates #2443. Squashed commit of the following: commit b1a4809ada298d675de12740051ba26fb9945957 Author: Ainar Garipov <A.Garipov@AdGuard.COM> Date: Fri May 21 14:01:40 2021 +0300 all: add --local-frontend, upd docker commit 619ee7c82f27e3405753003dbec556ffb056d025 Author: Ainar Garipov <A.Garipov@AdGuard.COM> Date: Thu May 20 15:02:33 2021 +0300 bamboo-specs: bump docker version commit 5c2b2fbce80afdcc81fd0cb83674dc3d64facbf1 Merge: 6536b32d9c60aef6Author: Ainar Garipov <A.Garipov@AdGuard.COM> Date: Thu May 20 15:01:47 2021 +0300 Merge branch 'master' into 2275-upd-go commit 6536b32dd4580425f7dedde6765463a79b9bd699 Merge: 9bb32bc46f7fd33aAuthor: Ainar Garipov <A.Garipov@AdGuard.COM> Date: Wed May 19 20:38:48 2021 +0300 Merge branch 'master' into 2275-upd-go commit 9bb32bc4c0ac0f3a97195adc75359e48c9c58897 Author: Ainar Garipov <A.Garipov@AdGuard.COM> Date: Wed May 19 18:48:50 2021 +0300 all: fix build, imp err handling commit 6868eac7f7d2980fb706881f53e72afe5f7c3447 Author: Ainar Garipov <A.Garipov@AdGuard.COM> Date: Wed May 19 18:09:32 2021 +0300 all: fix github lint commit ebbb9c55f32fbd57e34e8b161016aa6b291c097c Author: Ainar Garipov <A.Garipov@AdGuard.COM> Date: Wed May 19 17:36:56 2021 +0300 all: update go and backend tools
368 lines
9.2 KiB
Go
368 lines
9.2 KiB
Go
// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
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//go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
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package dhcpd
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import (
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"net"
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"testing"
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"github.com/insomniacslk/dhcp/dhcpv4"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func notify4(flags uint32) {
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}
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func TestV4_AddRemove_static(t *testing.T) {
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s, err := v4Create(V4ServerConf{
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Enabled: true,
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RangeStart: net.IP{192, 168, 10, 100},
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RangeEnd: net.IP{192, 168, 10, 200},
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GatewayIP: net.IP{192, 168, 10, 1},
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SubnetMask: net.IP{255, 255, 255, 0},
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notify: notify4,
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})
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require.NoError(t, err)
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ls := s.GetLeases(LeasesStatic)
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assert.Empty(t, ls)
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// Add static lease.
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l := Lease{
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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: net.IP{192, 168, 10, 150},
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}
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err = s.AddStaticLease(l)
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require.NoError(t, err)
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err = s.AddStaticLease(l)
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assert.Error(t, err)
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ls = s.GetLeases(LeasesStatic)
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require.Len(t, ls, 1)
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assert.True(t, l.IP.Equal(ls[0].IP))
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assert.Equal(t, l.HWAddr, ls[0].HWAddr)
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assert.True(t, ls[0].IsStatic())
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// Try to remove static lease.
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err = s.RemoveStaticLease(Lease{
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IP: net.IP{192, 168, 10, 110},
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HWAddr: net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
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})
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assert.Error(t, err)
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// Remove static lease.
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err = s.RemoveStaticLease(l)
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require.NoError(t, err)
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ls = s.GetLeases(LeasesStatic)
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assert.Empty(t, ls)
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}
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func TestV4_AddReplace(t *testing.T) {
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sIface, err := v4Create(V4ServerConf{
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Enabled: true,
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RangeStart: net.IP{192, 168, 10, 100},
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RangeEnd: net.IP{192, 168, 10, 200},
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GatewayIP: net.IP{192, 168, 10, 1},
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SubnetMask: net.IP{255, 255, 255, 0},
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notify: notify4,
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})
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require.NoError(t, err)
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s, ok := sIface.(*v4Server)
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require.True(t, ok)
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dynLeases := []Lease{{
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Hostname: "dynamic-1.local",
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HWAddr: net.HardwareAddr{0x11, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
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IP: net.IP{192, 168, 10, 150},
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}, {
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Hostname: "dynamic-2.local",
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HWAddr: net.HardwareAddr{0x22, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
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IP: net.IP{192, 168, 10, 151},
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}}
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for i := range dynLeases {
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err = s.addLease(&dynLeases[i])
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require.NoError(t, err)
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}
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stLeases := []Lease{{
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Hostname: "static-1.local",
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HWAddr: net.HardwareAddr{0x33, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
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IP: net.IP{192, 168, 10, 150},
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}, {
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Hostname: "static-2.local",
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HWAddr: net.HardwareAddr{0x22, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
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IP: net.IP{192, 168, 10, 152},
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}}
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for _, l := range stLeases {
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err = s.AddStaticLease(l)
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require.NoError(t, err)
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}
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ls := s.GetLeases(LeasesStatic)
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require.Len(t, ls, 2)
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for i, l := range ls {
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assert.True(t, stLeases[i].IP.Equal(l.IP))
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assert.Equal(t, stLeases[i].HWAddr, l.HWAddr)
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assert.True(t, l.IsStatic())
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}
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}
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func TestV4StaticLease_Get(t *testing.T) {
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var err error
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sIface, err := v4Create(V4ServerConf{
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Enabled: true,
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RangeStart: net.IP{192, 168, 10, 100},
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RangeEnd: net.IP{192, 168, 10, 200},
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GatewayIP: net.IP{192, 168, 10, 1},
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SubnetMask: net.IP{255, 255, 255, 0},
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notify: notify4,
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})
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require.NoError(t, err)
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s, ok := sIface.(*v4Server)
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require.True(t, ok)
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s.conf.dnsIPAddrs = []net.IP{{192, 168, 10, 1}}
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l := Lease{
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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: net.IP{192, 168, 10, 150},
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}
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err = s.AddStaticLease(l)
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require.NoError(t, err)
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var req, resp *dhcpv4.DHCPv4
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mac := net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA}
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t.Run("discover", func(t *testing.T) {
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req, err = dhcpv4.NewDiscovery(mac)
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require.NoError(t, err)
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resp, err = dhcpv4.NewReplyFromRequest(req)
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require.NoError(t, err)
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assert.Equal(t, 1, s.process(req, resp))
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})
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// Don't continue if we got any errors in the previous subtest.
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require.NoError(t, err)
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t.Run("offer", func(t *testing.T) {
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assert.Equal(t, dhcpv4.MessageTypeOffer, resp.MessageType())
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assert.Equal(t, mac, resp.ClientHWAddr)
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assert.True(t, l.IP.Equal(resp.YourIPAddr))
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assert.True(t, s.conf.GatewayIP.Equal(resp.Router()[0]))
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assert.True(t, s.conf.GatewayIP.Equal(resp.ServerIdentifier()))
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assert.Equal(t, s.conf.subnet.Mask, resp.SubnetMask())
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assert.Equal(t, s.conf.leaseTime.Seconds(), resp.IPAddressLeaseTime(-1).Seconds())
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})
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t.Run("request", func(t *testing.T) {
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req, err = dhcpv4.NewRequestFromOffer(resp)
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require.NoError(t, err)
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resp, err = dhcpv4.NewReplyFromRequest(req)
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require.NoError(t, err)
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assert.Equal(t, 1, s.process(req, resp))
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})
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require.NoError(t, err)
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t.Run("ack", func(t *testing.T) {
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assert.Equal(t, dhcpv4.MessageTypeAck, resp.MessageType())
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assert.Equal(t, mac, resp.ClientHWAddr)
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assert.True(t, l.IP.Equal(resp.YourIPAddr))
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assert.True(t, s.conf.GatewayIP.Equal(resp.Router()[0]))
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assert.True(t, s.conf.GatewayIP.Equal(resp.ServerIdentifier()))
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assert.Equal(t, s.conf.subnet.Mask, resp.SubnetMask())
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assert.Equal(t, s.conf.leaseTime.Seconds(), resp.IPAddressLeaseTime(-1).Seconds())
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})
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dnsAddrs := resp.DNS()
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require.Len(t, dnsAddrs, 1)
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assert.True(t, s.conf.GatewayIP.Equal(dnsAddrs[0]))
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t.Run("check_lease", func(t *testing.T) {
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ls := s.GetLeases(LeasesStatic)
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require.Len(t, ls, 1)
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assert.True(t, l.IP.Equal(ls[0].IP))
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assert.Equal(t, mac, ls[0].HWAddr)
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})
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}
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func TestV4DynamicLease_Get(t *testing.T) {
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var err error
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sIface, err := v4Create(V4ServerConf{
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Enabled: true,
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RangeStart: net.IP{192, 168, 10, 100},
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RangeEnd: net.IP{192, 168, 10, 200},
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GatewayIP: net.IP{192, 168, 10, 1},
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SubnetMask: net.IP{255, 255, 255, 0},
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notify: notify4,
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Options: []string{
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"81 hex 303132",
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"82 ip 1.2.3.4",
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},
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})
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require.NoError(t, err)
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s, ok := sIface.(*v4Server)
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require.True(t, ok)
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s.conf.dnsIPAddrs = []net.IP{{192, 168, 10, 1}}
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var req, resp *dhcpv4.DHCPv4
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mac := net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA}
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t.Run("discover", func(t *testing.T) {
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req, err = dhcpv4.NewDiscovery(mac)
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require.NoError(t, err)
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resp, err = dhcpv4.NewReplyFromRequest(req)
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require.NoError(t, err)
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assert.Equal(t, 1, s.process(req, resp))
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})
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// Don't continue if we got any errors in the previous subtest.
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require.NoError(t, err)
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t.Run("offer", func(t *testing.T) {
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assert.Equal(t, dhcpv4.MessageTypeOffer, resp.MessageType())
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assert.Equal(t, mac, resp.ClientHWAddr)
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assert.Equal(t, s.conf.RangeStart, resp.YourIPAddr)
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assert.Equal(t, s.conf.GatewayIP, resp.ServerIdentifier())
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router := resp.Router()
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require.Len(t, router, 1)
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assert.Equal(t, s.conf.GatewayIP, router[0])
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assert.Equal(t, s.conf.subnet.Mask, resp.SubnetMask())
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assert.Equal(t, s.conf.leaseTime.Seconds(), resp.IPAddressLeaseTime(-1).Seconds())
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assert.Equal(t, []byte("012"), resp.Options[uint8(dhcpv4.OptionFQDN)])
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assert.Equal(t, net.IP{1, 2, 3, 4}, net.IP(resp.RelayAgentInfo().ToBytes()))
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})
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t.Run("request", func(t *testing.T) {
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req, err = dhcpv4.NewRequestFromOffer(resp)
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require.NoError(t, err)
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resp, err = dhcpv4.NewReplyFromRequest(req)
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require.NoError(t, err)
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assert.Equal(t, 1, s.process(req, resp))
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})
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require.NoError(t, err)
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t.Run("ack", func(t *testing.T) {
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assert.Equal(t, dhcpv4.MessageTypeAck, resp.MessageType())
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assert.Equal(t, mac, resp.ClientHWAddr)
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assert.True(t, s.conf.RangeStart.Equal(resp.YourIPAddr))
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router := resp.Router()
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require.Len(t, router, 1)
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assert.Equal(t, s.conf.GatewayIP, router[0])
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assert.True(t, s.conf.GatewayIP.Equal(resp.ServerIdentifier()))
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assert.Equal(t, s.conf.subnet.Mask, resp.SubnetMask())
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assert.Equal(t, s.conf.leaseTime.Seconds(), resp.IPAddressLeaseTime(-1).Seconds())
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})
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dnsAddrs := resp.DNS()
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require.Len(t, dnsAddrs, 1)
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assert.True(t, net.IP{192, 168, 10, 1}.Equal(dnsAddrs[0]))
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// check lease
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t.Run("check_lease", func(t *testing.T) {
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ls := s.GetLeases(LeasesDynamic)
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require.Len(t, ls, 1)
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assert.True(t, net.IP{192, 168, 10, 100}.Equal(ls[0].IP))
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assert.Equal(t, mac, ls[0].HWAddr)
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})
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}
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func TestNormalizeHostname(t *testing.T) {
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testCases := []struct {
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name string
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hostname string
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wantErrMsg string
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want string
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}{{
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name: "success",
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hostname: "example.com",
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wantErrMsg: "",
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want: "example.com",
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}, {
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name: "success_empty",
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hostname: "",
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wantErrMsg: "",
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want: "",
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}, {
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name: "success_spaces",
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hostname: "my device 01",
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wantErrMsg: "",
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want: "my-device-01",
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}, {
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name: "success_underscores",
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hostname: "my_device_01",
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wantErrMsg: "",
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want: "my-device-01",
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}, {
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name: "error_part",
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hostname: "device !!!",
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wantErrMsg: "",
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want: "device",
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}, {
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name: "error_part_spaces",
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hostname: "device ! ! !",
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wantErrMsg: "",
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want: "device",
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}, {
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name: "error",
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hostname: "!!!",
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wantErrMsg: `normalizing "!!!": no valid parts`,
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want: "",
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}, {
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name: "error_spaces",
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hostname: "! ! !",
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wantErrMsg: `normalizing "! ! !": no valid parts`,
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want: "",
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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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got, err := normalizeHostname(tc.hostname)
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if tc.wantErrMsg == "" {
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assert.NoError(t, err)
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} else {
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require.Error(t, err)
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assert.Equal(t, tc.wantErrMsg, err.Error())
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}
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assert.Equal(t, tc.want, got)
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})
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}
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}
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