kaspad/addrmgr/addrmanager_test.go
dskloet e1b2ceca80 addrmgr: Remove unused param from GetAddress()
addrmgr.GetAddress() had a parameter `class string` originally intended
to support looking up addresses according to some type of filter such as
IPv4, IPv6, and only those which support specific wire.ServiceFlags
(full nodes, nodes that support bloom filters, nodes that support
segwit, etc). But currently the parameter is unused and also has an
inappropriate type `string`.

If it would ever be used, it's easy to add back and should then get an
appropriate type such as something that allows bitflags to be set so
that the caller could request combinations such as peers that support
IPv6, are full nodes, and support bloom filters.
2016-11-21 08:56:46 -06:00

489 lines
12 KiB
Go

// Copyright (c) 2013-2014 The btcsuite developers
// Use of this source code is governed by an ISC
// license that can be found in the LICENSE file.
package addrmgr_test
import (
"errors"
"fmt"
"net"
"reflect"
"testing"
"time"
"github.com/btcsuite/btcd/addrmgr"
"github.com/btcsuite/btcd/wire"
)
// naTest is used to describe a test to be performed against the NetAddressKey
// method.
type naTest struct {
in wire.NetAddress
want string
}
// naTests houses all of the tests to be performed against the NetAddressKey
// method.
var naTests = make([]naTest, 0)
// Put some IP in here for convenience. Points to google.
var someIP = "173.194.115.66"
// addNaTests
func addNaTests() {
// IPv4
// Localhost
addNaTest("127.0.0.1", 8333, "127.0.0.1:8333")
addNaTest("127.0.0.1", 8334, "127.0.0.1:8334")
// Class A
addNaTest("1.0.0.1", 8333, "1.0.0.1:8333")
addNaTest("2.2.2.2", 8334, "2.2.2.2:8334")
addNaTest("27.253.252.251", 8335, "27.253.252.251:8335")
addNaTest("123.3.2.1", 8336, "123.3.2.1:8336")
// Private Class A
addNaTest("10.0.0.1", 8333, "10.0.0.1:8333")
addNaTest("10.1.1.1", 8334, "10.1.1.1:8334")
addNaTest("10.2.2.2", 8335, "10.2.2.2:8335")
addNaTest("10.10.10.10", 8336, "10.10.10.10:8336")
// Class B
addNaTest("128.0.0.1", 8333, "128.0.0.1:8333")
addNaTest("129.1.1.1", 8334, "129.1.1.1:8334")
addNaTest("180.2.2.2", 8335, "180.2.2.2:8335")
addNaTest("191.10.10.10", 8336, "191.10.10.10:8336")
// Private Class B
addNaTest("172.16.0.1", 8333, "172.16.0.1:8333")
addNaTest("172.16.1.1", 8334, "172.16.1.1:8334")
addNaTest("172.16.2.2", 8335, "172.16.2.2:8335")
addNaTest("172.16.172.172", 8336, "172.16.172.172:8336")
// Class C
addNaTest("193.0.0.1", 8333, "193.0.0.1:8333")
addNaTest("200.1.1.1", 8334, "200.1.1.1:8334")
addNaTest("205.2.2.2", 8335, "205.2.2.2:8335")
addNaTest("223.10.10.10", 8336, "223.10.10.10:8336")
// Private Class C
addNaTest("192.168.0.1", 8333, "192.168.0.1:8333")
addNaTest("192.168.1.1", 8334, "192.168.1.1:8334")
addNaTest("192.168.2.2", 8335, "192.168.2.2:8335")
addNaTest("192.168.192.192", 8336, "192.168.192.192:8336")
// IPv6
// Localhost
addNaTest("::1", 8333, "[::1]:8333")
addNaTest("fe80::1", 8334, "[fe80::1]:8334")
// Link-local
addNaTest("fe80::1:1", 8333, "[fe80::1:1]:8333")
addNaTest("fe91::2:2", 8334, "[fe91::2:2]:8334")
addNaTest("fea2::3:3", 8335, "[fea2::3:3]:8335")
addNaTest("feb3::4:4", 8336, "[feb3::4:4]:8336")
// Site-local
addNaTest("fec0::1:1", 8333, "[fec0::1:1]:8333")
addNaTest("fed1::2:2", 8334, "[fed1::2:2]:8334")
addNaTest("fee2::3:3", 8335, "[fee2::3:3]:8335")
addNaTest("fef3::4:4", 8336, "[fef3::4:4]:8336")
}
func addNaTest(ip string, port uint16, want string) {
nip := net.ParseIP(ip)
na := wire.NetAddress{
Timestamp: time.Now(),
Services: wire.SFNodeNetwork,
IP: nip,
Port: port,
}
test := naTest{na, want}
naTests = append(naTests, test)
}
func lookupFunc(host string) ([]net.IP, error) {
return nil, errors.New("not implemented")
}
func TestStartStop(t *testing.T) {
n := addrmgr.New("teststartstop", lookupFunc)
n.Start()
err := n.Stop()
if err != nil {
t.Fatalf("Address Manager failed to stop: %v", err)
}
}
func TestAddAddressByIP(t *testing.T) {
fmtErr := fmt.Errorf("")
addrErr := &net.AddrError{}
var tests = []struct {
addrIP string
err error
}{
{
someIP + ":8333",
nil,
},
{
someIP,
addrErr,
},
{
someIP[:12] + ":8333",
fmtErr,
},
{
someIP + ":abcd",
fmtErr,
},
}
amgr := addrmgr.New("testaddressbyip", nil)
for i, test := range tests {
err := amgr.AddAddressByIP(test.addrIP)
if test.err != nil && err == nil {
t.Errorf("TestGood test %d failed expected an error and got none", i)
continue
}
if test.err == nil && err != nil {
t.Errorf("TestGood test %d failed expected no error and got one", i)
continue
}
if reflect.TypeOf(err) != reflect.TypeOf(test.err) {
t.Errorf("TestGood test %d failed got %v, want %v", i,
reflect.TypeOf(err), reflect.TypeOf(test.err))
continue
}
}
}
func TestAddLocalAddress(t *testing.T) {
var tests = []struct {
address wire.NetAddress
priority addrmgr.AddressPriority
valid bool
}{
{
wire.NetAddress{IP: net.ParseIP("192.168.0.100")},
addrmgr.InterfacePrio,
false,
},
{
wire.NetAddress{IP: net.ParseIP("204.124.1.1")},
addrmgr.InterfacePrio,
true,
},
{
wire.NetAddress{IP: net.ParseIP("204.124.1.1")},
addrmgr.BoundPrio,
true,
},
{
wire.NetAddress{IP: net.ParseIP("::1")},
addrmgr.InterfacePrio,
false,
},
{
wire.NetAddress{IP: net.ParseIP("fe80::1")},
addrmgr.InterfacePrio,
false,
},
{
wire.NetAddress{IP: net.ParseIP("2620:100::1")},
addrmgr.InterfacePrio,
true,
},
}
amgr := addrmgr.New("testaddlocaladdress", nil)
for x, test := range tests {
result := amgr.AddLocalAddress(&test.address, test.priority)
if result == nil && !test.valid {
t.Errorf("TestAddLocalAddress test #%d failed: %s should have "+
"been accepted", x, test.address.IP)
continue
}
if result != nil && test.valid {
t.Errorf("TestAddLocalAddress test #%d failed: %s should not have "+
"been accepted", x, test.address.IP)
continue
}
}
}
func TestAttempt(t *testing.T) {
n := addrmgr.New("testattempt", lookupFunc)
// Add a new address and get it
err := n.AddAddressByIP(someIP + ":8333")
if err != nil {
t.Fatalf("Adding address failed: %v", err)
}
ka := n.GetAddress()
if !ka.LastAttempt().IsZero() {
t.Errorf("Address should not have attempts, but does")
}
na := ka.NetAddress()
n.Attempt(na)
if ka.LastAttempt().IsZero() {
t.Errorf("Address should have an attempt, but does not")
}
}
func TestConnected(t *testing.T) {
n := addrmgr.New("testconnected", lookupFunc)
// Add a new address and get it
err := n.AddAddressByIP(someIP + ":8333")
if err != nil {
t.Fatalf("Adding address failed: %v", err)
}
ka := n.GetAddress()
na := ka.NetAddress()
na.Timestamp = time.Now().Add(time.Hour * -1) // make it an hour ago
n.Connected(na)
if !ka.NetAddress().Timestamp.After(na.Timestamp) {
t.Errorf("Address should have a new timestamp, but does not")
}
}
func TestNeedMoreAddresses(t *testing.T) {
n := addrmgr.New("testneedmoreaddresses", lookupFunc)
addrsToAdd := 1500
b := n.NeedMoreAddresses()
if !b {
t.Errorf("Expected that we need more addresses")
}
addrs := make([]*wire.NetAddress, addrsToAdd)
now := time.Now()
var err error
for i := 0; i < addrsToAdd; i++ {
s := fmt.Sprintf("%d.%d.173.147:8333", i/128+60, i%128+60)
addrs[i], err = n.DeserializeNetAddress(s)
if err != nil {
t.Errorf("Failed to turn %s into an address: %v", s, err)
}
}
srcAddr := &wire.NetAddress{
Timestamp: now,
Services: 0,
IP: net.IPv4(173, 144, 173, 111),
Port: 8333,
}
n.AddAddresses(addrs, srcAddr)
numAddrs := n.NumAddresses()
if numAddrs > addrsToAdd {
t.Errorf("Number of addresses is too many %d vs %d", numAddrs, addrsToAdd)
}
b = n.NeedMoreAddresses()
if b {
t.Errorf("Expected that we don't need more addresses")
}
}
func TestGood(t *testing.T) {
n := addrmgr.New("testgood", lookupFunc)
addrsToAdd := 64 * 64
addrs := make([]*wire.NetAddress, addrsToAdd)
now := time.Now()
var err error
for i := 0; i < addrsToAdd; i++ {
s := fmt.Sprintf("%d.173.147.%d:8333", i/64+60, i%64+60)
addrs[i], err = n.DeserializeNetAddress(s)
if err != nil {
t.Errorf("Failed to turn %s into an address: %v", s, err)
}
}
srcAddr := &wire.NetAddress{
Timestamp: now,
Services: 0,
IP: net.IPv4(173, 144, 173, 111),
Port: 8333,
}
n.AddAddresses(addrs, srcAddr)
for _, addr := range addrs {
n.Good(addr)
}
numAddrs := n.NumAddresses()
if numAddrs >= addrsToAdd {
t.Errorf("Number of addresses is too many: %d vs %d", numAddrs, addrsToAdd)
}
numCache := len(n.AddressCache())
if numCache >= numAddrs/4 {
t.Errorf("Number of addresses in cache: got %d, want %d", numCache, numAddrs/4)
}
}
func TestGetAddress(t *testing.T) {
n := addrmgr.New("testgetaddress", lookupFunc)
// Get an address from an empty set (should error)
if rv := n.GetAddress(); rv != nil {
t.Errorf("GetAddress failed: got: %v want: %v\n", rv, nil)
}
// Add a new address and get it
err := n.AddAddressByIP(someIP + ":8333")
if err != nil {
t.Fatalf("Adding address failed: %v", err)
}
ka := n.GetAddress()
if ka == nil {
t.Fatalf("Did not get an address where there is one in the pool")
}
if ka.NetAddress().IP.String() != someIP {
t.Errorf("Wrong IP: got %v, want %v", ka.NetAddress().IP.String(), someIP)
}
// Mark this as a good address and get it
n.Good(ka.NetAddress())
ka = n.GetAddress()
if ka == nil {
t.Fatalf("Did not get an address where there is one in the pool")
}
if ka.NetAddress().IP.String() != someIP {
t.Errorf("Wrong IP: got %v, want %v", ka.NetAddress().IP.String(), someIP)
}
numAddrs := n.NumAddresses()
if numAddrs != 1 {
t.Errorf("Wrong number of addresses: got %d, want %d", numAddrs, 1)
}
}
func TestGetBestLocalAddress(t *testing.T) {
localAddrs := []wire.NetAddress{
{IP: net.ParseIP("192.168.0.100")},
{IP: net.ParseIP("::1")},
{IP: net.ParseIP("fe80::1")},
{IP: net.ParseIP("2001:470::1")},
}
var tests = []struct {
remoteAddr wire.NetAddress
want0 wire.NetAddress
want1 wire.NetAddress
want2 wire.NetAddress
want3 wire.NetAddress
}{
{
// Remote connection from public IPv4
wire.NetAddress{IP: net.ParseIP("204.124.8.1")},
wire.NetAddress{IP: net.IPv4zero},
wire.NetAddress{IP: net.IPv4zero},
wire.NetAddress{IP: net.ParseIP("204.124.8.100")},
wire.NetAddress{IP: net.ParseIP("fd87:d87e:eb43:25::1")},
},
{
// Remote connection from private IPv4
wire.NetAddress{IP: net.ParseIP("172.16.0.254")},
wire.NetAddress{IP: net.IPv4zero},
wire.NetAddress{IP: net.IPv4zero},
wire.NetAddress{IP: net.IPv4zero},
wire.NetAddress{IP: net.IPv4zero},
},
{
// Remote connection from public IPv6
wire.NetAddress{IP: net.ParseIP("2602:100:abcd::102")},
wire.NetAddress{IP: net.IPv6zero},
wire.NetAddress{IP: net.ParseIP("2001:470::1")},
wire.NetAddress{IP: net.ParseIP("2001:470::1")},
wire.NetAddress{IP: net.ParseIP("2001:470::1")},
},
/* XXX
{
// Remote connection from Tor
wire.NetAddress{IP: net.ParseIP("fd87:d87e:eb43::100")},
wire.NetAddress{IP: net.IPv4zero},
wire.NetAddress{IP: net.ParseIP("204.124.8.100")},
wire.NetAddress{IP: net.ParseIP("fd87:d87e:eb43:25::1")},
},
*/
}
amgr := addrmgr.New("testgetbestlocaladdress", nil)
// Test against default when there's no address
for x, test := range tests {
got := amgr.GetBestLocalAddress(&test.remoteAddr)
if !test.want0.IP.Equal(got.IP) {
t.Errorf("TestGetBestLocalAddress test1 #%d failed for remote address %s: want %s got %s",
x, test.remoteAddr.IP, test.want1.IP, got.IP)
continue
}
}
for _, localAddr := range localAddrs {
amgr.AddLocalAddress(&localAddr, addrmgr.InterfacePrio)
}
// Test against want1
for x, test := range tests {
got := amgr.GetBestLocalAddress(&test.remoteAddr)
if !test.want1.IP.Equal(got.IP) {
t.Errorf("TestGetBestLocalAddress test1 #%d failed for remote address %s: want %s got %s",
x, test.remoteAddr.IP, test.want1.IP, got.IP)
continue
}
}
// Add a public IP to the list of local addresses.
localAddr := wire.NetAddress{IP: net.ParseIP("204.124.8.100")}
amgr.AddLocalAddress(&localAddr, addrmgr.InterfacePrio)
// Test against want2
for x, test := range tests {
got := amgr.GetBestLocalAddress(&test.remoteAddr)
if !test.want2.IP.Equal(got.IP) {
t.Errorf("TestGetBestLocalAddress test2 #%d failed for remote address %s: want %s got %s",
x, test.remoteAddr.IP, test.want2.IP, got.IP)
continue
}
}
/*
// Add a tor generated IP address
localAddr = wire.NetAddress{IP: net.ParseIP("fd87:d87e:eb43:25::1")}
amgr.AddLocalAddress(&localAddr, addrmgr.ManualPrio)
// Test against want3
for x, test := range tests {
got := amgr.GetBestLocalAddress(&test.remoteAddr)
if !test.want3.IP.Equal(got.IP) {
t.Errorf("TestGetBestLocalAddress test3 #%d failed for remote address %s: want %s got %s",
x, test.remoteAddr.IP, test.want3.IP, got.IP)
continue
}
}
*/
}
func TestNetAddressKey(t *testing.T) {
addNaTests()
t.Logf("Running %d tests", len(naTests))
for i, test := range naTests {
key := addrmgr.NetAddressKey(&test.in)
if key != test.want {
t.Errorf("NetAddressKey #%d\n got: %s want: %s", i, key, test.want)
continue
}
}
}