Merge branch 'master' into 5615-rm-raw

This commit is contained in:
Ainar Garipov
2023-03-23 17:39:03 +03:00
78 changed files with 2741 additions and 1685 deletions

View File

@@ -60,7 +60,7 @@ func TestV4Server_leasing(t *testing.T) {
anotherName = "another-client"
)
staticIP := net.IP{192, 168, 10, 10}
staticIP := netip.MustParseAddr("192.168.10.10")
anotherIP := DefaultRangeStart
staticMAC := net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA}
anotherMAC := net.HardwareAddr{0xBB, 0xBB, 0xBB, 0xBB, 0xBB, 0xBB}
@@ -81,7 +81,7 @@ func TestV4Server_leasing(t *testing.T) {
Expiry: time.Unix(leaseExpireStatic, 0),
Hostname: staticName,
HWAddr: anotherMAC,
IP: anotherIP.AsSlice(),
IP: anotherIP,
})
assert.ErrorIs(t, err, ErrDupHostname)
})
@@ -95,7 +95,7 @@ func TestV4Server_leasing(t *testing.T) {
Expiry: time.Unix(leaseExpireStatic, 0),
Hostname: anotherName,
HWAddr: staticMAC,
IP: anotherIP.AsSlice(),
IP: anotherIP,
})
testutil.AssertErrorMsg(t, wantErrMsg, err)
})
@@ -122,13 +122,14 @@ func TestV4Server_leasing(t *testing.T) {
discoverAnOffer := func(
t *testing.T,
name string,
ip net.IP,
netIP netip.Addr,
mac net.HardwareAddr,
) (resp *dhcpv4.DHCPv4) {
testutil.CleanupAndRequireSuccess(t, func() (err error) {
return s.ResetLeases(s.GetLeases(LeasesStatic))
})
ip := net.IP(netIP.AsSlice())
req, err := dhcpv4.NewDiscovery(
mac,
dhcpv4.WithOption(dhcpv4.OptHostName(name)),
@@ -149,7 +150,7 @@ func TestV4Server_leasing(t *testing.T) {
}
t.Run("same_name", func(t *testing.T) {
resp := discoverAnOffer(t, staticName, anotherIP.AsSlice(), anotherMAC)
resp := discoverAnOffer(t, staticName, anotherIP, anotherMAC)
req, err := dhcpv4.NewRequestFromOffer(resp, dhcpv4.WithOption(
dhcpv4.OptHostName(staticName),
@@ -159,11 +160,15 @@ func TestV4Server_leasing(t *testing.T) {
res := s4.handle(req, resp)
require.Positive(t, res)
assert.Equal(t, aghnet.GenerateHostname(resp.YourIPAddr), resp.HostName())
var netIP netip.Addr
netIP, ok = netip.AddrFromSlice(resp.YourIPAddr)
require.True(t, ok)
assert.Equal(t, aghnet.GenerateHostname(netIP), resp.HostName())
})
t.Run("same_mac", func(t *testing.T) {
resp := discoverAnOffer(t, anotherName, anotherIP.AsSlice(), staticMAC)
resp := discoverAnOffer(t, anotherName, anotherIP, staticMAC)
req, err := dhcpv4.NewRequestFromOffer(resp, dhcpv4.WithOption(
dhcpv4.OptHostName(anotherName),
@@ -177,7 +182,8 @@ func TestV4Server_leasing(t *testing.T) {
require.Len(t, fqdnOptData, 3+len(staticName))
assert.Equal(t, []uint8(staticName), fqdnOptData[3:])
assert.Equal(t, staticIP, resp.YourIPAddr)
ip := net.IP(staticIP.AsSlice())
assert.Equal(t, ip, resp.YourIPAddr)
})
t.Run("same_ip", func(t *testing.T) {
@@ -210,7 +216,7 @@ func TestV4Server_AddRemove_static(t *testing.T) {
lease: &Lease{
Hostname: "success.local",
HWAddr: net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
IP: net.IP{192, 168, 10, 150},
IP: netip.MustParseAddr("192.168.10.150"),
},
name: "success",
wantErrMsg: "",
@@ -218,7 +224,7 @@ func TestV4Server_AddRemove_static(t *testing.T) {
lease: &Lease{
Hostname: "probably-router.local",
HWAddr: net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
IP: DefaultGatewayIP.AsSlice(),
IP: DefaultGatewayIP,
},
name: "with_gateway_ip",
wantErrMsg: "dhcpv4: adding static lease: " +
@@ -227,7 +233,7 @@ func TestV4Server_AddRemove_static(t *testing.T) {
lease: &Lease{
Hostname: "ip6.local",
HWAddr: net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
IP: net.ParseIP("ffff::1"),
IP: netip.MustParseAddr("ffff::1"),
},
name: "ipv6",
wantErrMsg: `dhcpv4: adding static lease: ` +
@@ -236,7 +242,7 @@ func TestV4Server_AddRemove_static(t *testing.T) {
lease: &Lease{
Hostname: "bad-mac.local",
HWAddr: net.HardwareAddr{0xAA, 0xAA},
IP: net.IP{192, 168, 10, 150},
IP: netip.MustParseAddr("192.168.10.150"),
},
name: "bad_mac",
wantErrMsg: `dhcpv4: adding static lease: bad mac address "aa:aa": ` +
@@ -245,7 +251,7 @@ func TestV4Server_AddRemove_static(t *testing.T) {
lease: &Lease{
Hostname: "bad-lbl-.local",
HWAddr: net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
IP: net.IP{192, 168, 10, 150},
IP: netip.MustParseAddr("192.168.10.150"),
},
name: "bad_hostname",
wantErrMsg: `dhcpv4: adding static lease: validating hostname: ` +
@@ -287,11 +293,11 @@ func TestV4_AddReplace(t *testing.T) {
dynLeases := []Lease{{
Hostname: "dynamic-1.local",
HWAddr: net.HardwareAddr{0x11, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
IP: net.IP{192, 168, 10, 150},
IP: netip.MustParseAddr("192.168.10.150"),
}, {
Hostname: "dynamic-2.local",
HWAddr: net.HardwareAddr{0x22, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
IP: net.IP{192, 168, 10, 151},
IP: netip.MustParseAddr("192.168.10.151"),
}}
for i := range dynLeases {
@@ -302,11 +308,11 @@ func TestV4_AddReplace(t *testing.T) {
stLeases := []*Lease{{
Hostname: "static-1.local",
HWAddr: net.HardwareAddr{0x33, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
IP: net.IP{192, 168, 10, 150},
IP: netip.MustParseAddr("192.168.10.150"),
}, {
Hostname: "static-2.local",
HWAddr: net.HardwareAddr{0x22, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
IP: net.IP{192, 168, 10, 152},
IP: netip.MustParseAddr("192.168.10.152"),
}}
for _, l := range stLeases {
@@ -318,7 +324,7 @@ func TestV4_AddReplace(t *testing.T) {
require.Len(t, ls, 2)
for i, l := range ls {
assert.True(t, stLeases[i].IP.Equal(l.IP))
assert.Equal(t, stLeases[i].IP, l.IP)
assert.Equal(t, stLeases[i].HWAddr, l.HWAddr)
assert.True(t, l.IsStatic())
}
@@ -511,7 +517,7 @@ func TestV4StaticLease_Get(t *testing.T) {
l := &Lease{
Hostname: "static-1.local",
HWAddr: net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
IP: net.IP{192, 168, 10, 150},
IP: netip.MustParseAddr("192.168.10.150"),
}
err := s.AddStaticLease(l)
require.NoError(t, err)
@@ -537,7 +543,9 @@ func TestV4StaticLease_Get(t *testing.T) {
t.Run("offer", func(t *testing.T) {
assert.Equal(t, dhcpv4.MessageTypeOffer, resp.MessageType())
assert.Equal(t, mac, resp.ClientHWAddr)
assert.True(t, l.IP.Equal(resp.YourIPAddr))
ip := net.IP(l.IP.AsSlice())
assert.True(t, ip.Equal(resp.YourIPAddr))
assert.True(t, resp.Router()[0].Equal(s.conf.GatewayIP.AsSlice()))
assert.True(t, resp.ServerIdentifier().Equal(s.conf.GatewayIP.AsSlice()))
@@ -562,7 +570,9 @@ func TestV4StaticLease_Get(t *testing.T) {
t.Run("ack", func(t *testing.T) {
assert.Equal(t, dhcpv4.MessageTypeAck, resp.MessageType())
assert.Equal(t, mac, resp.ClientHWAddr)
assert.True(t, l.IP.Equal(resp.YourIPAddr))
ip := net.IP(l.IP.AsSlice())
assert.True(t, ip.Equal(resp.YourIPAddr))
assert.True(t, resp.Router()[0].Equal(s.conf.GatewayIP.AsSlice()))
assert.True(t, resp.ServerIdentifier().Equal(s.conf.GatewayIP.AsSlice()))
@@ -581,7 +591,7 @@ func TestV4StaticLease_Get(t *testing.T) {
ls := s.GetLeases(LeasesStatic)
require.Len(t, ls, 1)
assert.True(t, l.IP.Equal(ls[0].IP))
assert.Equal(t, l.IP, ls[0].IP)
assert.Equal(t, mac, ls[0].HWAddr)
})
}
@@ -679,7 +689,8 @@ func TestV4DynamicLease_Get(t *testing.T) {
ls := s.GetLeases(LeasesDynamic)
require.Len(t, ls, 1)
assert.True(t, net.IP{192, 168, 10, 100}.Equal(ls[0].IP))
ip := netip.MustParseAddr("192.168.10.100")
assert.Equal(t, ip, ls[0].IP)
assert.Equal(t, mac, ls[0].HWAddr)
})
}
@@ -860,3 +871,143 @@ func TestV4Server_Send(t *testing.T) {
assert.True(t, resp.IsBroadcast())
})
}
func TestV4Server_FindMACbyIP(t *testing.T) {
const (
staticName = "static-client"
anotherName = "another-client"
)
staticIP := netip.MustParseAddr("192.168.10.10")
staticMAC := net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA}
anotherIP := netip.MustParseAddr("192.168.100.100")
anotherMAC := net.HardwareAddr{0xBB, 0xBB, 0xBB, 0xBB, 0xBB, 0xBB}
s := &v4Server{
leases: []*Lease{{
Expiry: time.Unix(leaseExpireStatic, 0),
Hostname: staticName,
HWAddr: staticMAC,
IP: staticIP,
}, {
Expiry: time.Unix(10, 0),
Hostname: anotherName,
HWAddr: anotherMAC,
IP: anotherIP,
}},
}
testCases := []struct {
want net.HardwareAddr
ip netip.Addr
name string
}{{
name: "basic",
ip: staticIP,
want: staticMAC,
}, {
name: "not_found",
ip: netip.MustParseAddr("1.2.3.4"),
want: nil,
}, {
name: "expired",
ip: anotherIP,
want: nil,
}, {
name: "v6",
ip: netip.MustParseAddr("ffff::1"),
want: nil,
}}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
mac := s.FindMACbyIP(tc.ip)
require.Equal(t, tc.want, mac)
})
}
}
func TestV4Server_handleDecline(t *testing.T) {
const (
dynamicName = "dynamic-client"
anotherName = "another-client"
)
dynamicIP := netip.MustParseAddr("192.168.10.200")
dynamicMAC := net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA}
s := defaultSrv(t)
s4, ok := s.(*v4Server)
require.True(t, ok)
s4.leases = []*Lease{{
Hostname: dynamicName,
HWAddr: dynamicMAC,
IP: dynamicIP,
}}
req, err := dhcpv4.New(
dhcpv4.WithOption(dhcpv4.OptRequestedIPAddress(net.IP(dynamicIP.AsSlice()))),
)
require.NoError(t, err)
req.ClientIPAddr = net.IP(dynamicIP.AsSlice())
req.ClientHWAddr = dynamicMAC
resp := &dhcpv4.DHCPv4{}
err = s4.handleDecline(req, resp)
require.NoError(t, err)
wantResp := &dhcpv4.DHCPv4{
YourIPAddr: net.IP(s4.conf.RangeStart.AsSlice()),
Options: dhcpv4.OptionsFromList(
dhcpv4.OptMessageType(dhcpv4.MessageTypeAck),
),
}
require.Equal(t, wantResp, resp)
}
func TestV4Server_handleRelease(t *testing.T) {
const (
dynamicName = "dymamic-client"
anotherName = "another-client"
)
dynamicIP := netip.MustParseAddr("192.168.10.200")
dynamicMAC := net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA}
s := defaultSrv(t)
s4, ok := s.(*v4Server)
require.True(t, ok)
s4.leases = []*Lease{{
Hostname: dynamicName,
HWAddr: dynamicMAC,
IP: dynamicIP,
}}
req, err := dhcpv4.New(
dhcpv4.WithOption(dhcpv4.OptRequestedIPAddress(net.IP(dynamicIP.AsSlice()))),
)
require.NoError(t, err)
req.ClientIPAddr = net.IP(dynamicIP.AsSlice())
req.ClientHWAddr = dynamicMAC
resp := &dhcpv4.DHCPv4{}
err = s4.handleRelease(req, resp)
require.NoError(t, err)
wantResp := &dhcpv4.DHCPv4{
Options: dhcpv4.OptionsFromList(
dhcpv4.OptMessageType(dhcpv4.MessageTypeAck),
),
}
require.Equal(t, wantResp, resp)
}