kaspad/infrastructure/network/addressmanager/addressmanager_test.go
stasatdaglabs d14809694f
[NOD-1223] Reorganize directory structure (#874)
* [NOD-1223] Delete unused files/packages.

* [NOD-1223] Move signal and limits to the os package.

* [NOD-1223] Put database and dbaccess into the db package.

* [NOD-1223] Fold the logs package into the logger package.

* [NOD-1223] Rename domainmessage to appmessage.

* [NOD-1223] Rename to/from DomainMessage to AppMessage.

* [NOD-1223] Move appmessage to the app packge.

* [NOD-1223] Move protocol to the app packge.

* [NOD-1223] Move the network package to the infrastructure packge.

* [NOD-1223] Rename cmd to executables.

* [NOD-1223] Fix go.doc in the logger package.
2020-08-18 10:26:39 +03:00

635 lines
18 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 addressmanager
import (
"fmt"
"github.com/kaspanet/kaspad/app/appmessage"
"io/ioutil"
"net"
"reflect"
"testing"
"time"
"github.com/kaspanet/kaspad/infrastructure/config"
"github.com/kaspanet/kaspad/infrastructure/db/dbaccess"
"github.com/kaspanet/kaspad/util/mstime"
"github.com/kaspanet/kaspad/util/subnetworkid"
"github.com/pkg/errors"
)
// naTest is used to describe a test to be performed against the NetAddressKey
// method.
type naTest struct {
in appmessage.NetAddress
want AddressKey
}
// 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", 16111, "127.0.0.1:16111")
addNaTest("127.0.0.1", 16110, "127.0.0.1:16110")
// Class A
addNaTest("1.0.0.1", 16111, "1.0.0.1:16111")
addNaTest("2.2.2.2", 16110, "2.2.2.2:16110")
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", 16111, "10.0.0.1:16111")
addNaTest("10.1.1.1", 16110, "10.1.1.1:16110")
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", 16111, "128.0.0.1:16111")
addNaTest("129.1.1.1", 16110, "129.1.1.1:16110")
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", 16111, "172.16.0.1:16111")
addNaTest("172.16.1.1", 16110, "172.16.1.1:16110")
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", 16111, "193.0.0.1:16111")
addNaTest("200.1.1.1", 16110, "200.1.1.1:16110")
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", 16111, "192.168.0.1:16111")
addNaTest("192.168.1.1", 16110, "192.168.1.1:16110")
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", 16111, "[::1]:16111")
addNaTest("fe80::1", 16110, "[fe80::1]:16110")
// Link-local
addNaTest("fe80::1:1", 16111, "[fe80::1:1]:16111")
addNaTest("fe91::2:2", 16110, "[fe91::2:2]:16110")
addNaTest("fea2::3:3", 8335, "[fea2::3:3]:8335")
addNaTest("feb3::4:4", 8336, "[feb3::4:4]:8336")
// Site-local
addNaTest("fec0::1:1", 16111, "[fec0::1:1]:16111")
addNaTest("fed1::2:2", 16110, "[fed1::2:2]:16110")
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 AddressKey) {
nip := net.ParseIP(ip)
na := *appmessage.NewNetAddressIPPort(nip, port, appmessage.SFNodeNetwork)
test := naTest{na, want}
naTests = append(naTests, test)
}
func lookupFuncForTest(host string) ([]net.IP, error) {
return nil, errors.New("not implemented")
}
func newAddrManagerForTest(t *testing.T, testName string,
localSubnetworkID *subnetworkid.SubnetworkID) (addressManager *AddressManager, teardown func()) {
cfg := config.DefaultConfig()
cfg.SubnetworkID = localSubnetworkID
dbPath, err := ioutil.TempDir("", testName)
if err != nil {
t.Fatalf("Error creating temporary directory: %s", err)
}
databaseContext, err := dbaccess.New(dbPath)
if err != nil {
t.Fatalf("error creating db: %s", err)
}
addressManager = New(cfg, databaseContext)
return addressManager, func() {
err := databaseContext.Close()
if err != nil {
t.Fatalf("error closing the database: %s", err)
}
}
}
func TestStartStop(t *testing.T) {
amgr, teardown := newAddrManagerForTest(t, "TestStartStop", nil)
defer teardown()
err := amgr.Start()
if err != nil {
t.Fatalf("Address Manager failed to start: %v", err)
}
err = amgr.Stop()
if err != nil {
t.Fatalf("Address Manager failed to stop: %v", err)
}
}
func TestAddAddressByIP(t *testing.T) {
fmtErr := errors.Errorf("")
addrErr := &net.AddrError{}
var tests = []struct {
addrIP string
err error
}{
{
someIP + ":16111",
nil,
},
{
someIP,
addrErr,
},
{
someIP[:12] + ":8333",
fmtErr,
},
{
someIP + ":abcd",
fmtErr,
},
}
amgr, teardown := newAddrManagerForTest(t, "TestAddAddressByIP", nil)
defer teardown()
for i, test := range tests {
err := amgr.AddAddressByIP(test.addrIP, nil)
if test.err != nil && err == nil {
t.Errorf("TestAddAddressByIP test %d failed expected an error and got none", i)
continue
}
if test.err == nil && err != nil {
t.Errorf("TestAddAddressByIP test %d failed expected no error and got one", i)
continue
}
if reflect.TypeOf(err) != reflect.TypeOf(test.err) {
t.Errorf("TestAddAddressByIP 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 appmessage.NetAddress
priority AddressPriority
valid bool
}{
{
appmessage.NetAddress{IP: net.ParseIP("192.168.0.100")},
InterfacePrio,
false,
},
{
appmessage.NetAddress{IP: net.ParseIP("204.124.1.1")},
InterfacePrio,
true,
},
{
appmessage.NetAddress{IP: net.ParseIP("204.124.1.1")},
BoundPrio,
true,
},
{
appmessage.NetAddress{IP: net.ParseIP("::1")},
InterfacePrio,
false,
},
{
appmessage.NetAddress{IP: net.ParseIP("fe80::1")},
InterfacePrio,
false,
},
{
appmessage.NetAddress{IP: net.ParseIP("2620:100::1")},
InterfacePrio,
true,
},
}
amgr, teardown := newAddrManagerForTest(t, "TestAddLocalAddress", nil)
defer teardown()
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) {
amgr, teardown := newAddrManagerForTest(t, "TestAttempt", nil)
defer teardown()
// Add a new address and get it
err := amgr.AddAddressByIP(someIP+":8333", nil)
if err != nil {
t.Fatalf("Adding address failed: %v", err)
}
ka := amgr.GetAddress()
if !ka.LastAttempt().IsZero() {
t.Errorf("Address should not have attempts, but does")
}
na := ka.NetAddress()
amgr.Attempt(na)
if ka.LastAttempt().IsZero() {
t.Errorf("Address should have an attempt, but does not")
}
}
func TestConnected(t *testing.T) {
amgr, teardown := newAddrManagerForTest(t, "TestConnected", nil)
defer teardown()
// Add a new address and get it
err := amgr.AddAddressByIP(someIP+":8333", nil)
if err != nil {
t.Fatalf("Adding address failed: %v", err)
}
ka := amgr.GetAddress()
na := ka.NetAddress()
// make it an hour ago
na.Timestamp = mstime.Now().Add(time.Hour * -1)
amgr.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) {
amgr, teardown := newAddrManagerForTest(t, "TestNeedMoreAddresses", nil)
defer teardown()
addrsToAdd := 1500
b := amgr.NeedMoreAddresses()
if !b {
t.Errorf("Expected that we need more addresses")
}
addrs := make([]*appmessage.NetAddress, addrsToAdd)
var err error
for i := 0; i < addrsToAdd; i++ {
s := AddressKey(fmt.Sprintf("%d.%d.173.147:8333", i/128+60, i%128+60))
addrs[i], err = amgr.DeserializeNetAddress(s)
if err != nil {
t.Errorf("Failed to turn %s into an address: %v", s, err)
}
}
srcAddr := appmessage.NewNetAddressIPPort(net.IPv4(173, 144, 173, 111), 8333, 0)
amgr.AddAddresses(addrs, srcAddr, nil)
numAddrs := amgr.TotalNumAddresses()
if numAddrs > addrsToAdd {
t.Errorf("Number of addresses is too many %d vs %d", numAddrs, addrsToAdd)
}
b = amgr.NeedMoreAddresses()
if b {
t.Errorf("Expected that we don't need more addresses")
}
}
func TestGood(t *testing.T) {
amgr, teardown := newAddrManagerForTest(t, "TestGood", nil)
defer teardown()
addrsToAdd := 64 * 64
addrs := make([]*appmessage.NetAddress, addrsToAdd)
subnetworkCount := 32
subnetworkIDs := make([]*subnetworkid.SubnetworkID, subnetworkCount)
var err error
for i := 0; i < addrsToAdd; i++ {
s := AddressKey(fmt.Sprintf("%d.173.147.%d:8333", i/64+60, i%64+60))
addrs[i], err = amgr.DeserializeNetAddress(s)
if err != nil {
t.Errorf("Failed to turn %s into an address: %v", s, err)
}
}
for i := 0; i < subnetworkCount; i++ {
subnetworkIDs[i] = &subnetworkid.SubnetworkID{0xff - byte(i)}
}
srcAddr := appmessage.NewNetAddressIPPort(net.IPv4(173, 144, 173, 111), 8333, 0)
amgr.AddAddresses(addrs, srcAddr, nil)
for i, addr := range addrs {
amgr.Good(addr, subnetworkIDs[i%subnetworkCount])
}
numAddrs := amgr.TotalNumAddresses()
if numAddrs >= addrsToAdd {
t.Errorf("Number of addresses is too many: %d vs %d", numAddrs, addrsToAdd)
}
numCache := len(amgr.AddressCache(true, nil))
if numCache == 0 || numCache >= numAddrs/4 {
t.Errorf("Number of addresses in cache: got %d, want positive and less than %d",
numCache, numAddrs/4)
}
for i := 0; i < subnetworkCount; i++ {
numCache = len(amgr.AddressCache(false, subnetworkIDs[i]))
if numCache == 0 || numCache >= numAddrs/subnetworkCount {
t.Errorf("Number of addresses in subnetwork cache: got %d, want positive and less than %d",
numCache, numAddrs/4/subnetworkCount)
}
}
}
func TestGoodChangeSubnetworkID(t *testing.T) {
amgr, teardown := newAddrManagerForTest(t, "TestGoodChangeSubnetworkID", nil)
defer teardown()
addr := appmessage.NewNetAddressIPPort(net.IPv4(173, 144, 173, 111), 8333, 0)
addrKey := NetAddressKey(addr)
srcAddr := appmessage.NewNetAddressIPPort(net.IPv4(173, 144, 173, 111), 8333, 0)
oldSubnetwork := subnetworkid.SubnetworkIDNative
amgr.AddAddress(addr, srcAddr, oldSubnetwork)
amgr.Good(addr, oldSubnetwork)
// make sure address was saved to addressIndex under oldSubnetwork
ka := amgr.knownAddress(addr)
if ka == nil {
t.Fatalf("Address was not found after first time .Good called")
}
if !ka.SubnetworkID().IsEqual(oldSubnetwork) {
t.Fatalf("Address index did not point to oldSubnetwork")
}
// make sure address was added to correct bucket under oldSubnetwork
bucket := amgr.subnetworkTriedAddresBucketArrays[*oldSubnetwork][amgr.triedAddressBucketIndex(addr)]
wasFound := false
for _, ka := range bucket {
if NetAddressKey(ka.NetAddress()) == addrKey {
wasFound = true
}
}
if !wasFound {
t.Fatalf("Address was not found in the correct bucket in oldSubnetwork")
}
// now call .Good again with a different subnetwork
newSubnetwork := subnetworkid.SubnetworkIDRegistry
amgr.Good(addr, newSubnetwork)
// make sure address was updated in addressIndex under newSubnetwork
ka = amgr.knownAddress(addr)
if ka == nil {
t.Fatalf("Address was not found after second time .Good called")
}
if !ka.SubnetworkID().IsEqual(newSubnetwork) {
t.Fatalf("Address index did not point to newSubnetwork")
}
// make sure address was removed from bucket under oldSubnetwork
bucket = amgr.subnetworkTriedAddresBucketArrays[*oldSubnetwork][amgr.triedAddressBucketIndex(addr)]
wasFound = false
for _, ka := range bucket {
if NetAddressKey(ka.NetAddress()) == addrKey {
wasFound = true
}
}
if wasFound {
t.Fatalf("Address was not removed from bucket in oldSubnetwork")
}
// make sure address was added to correct bucket under newSubnetwork
bucket = amgr.subnetworkTriedAddresBucketArrays[*newSubnetwork][amgr.triedAddressBucketIndex(addr)]
wasFound = false
for _, ka := range bucket {
if NetAddressKey(ka.NetAddress()) == addrKey {
wasFound = true
}
}
if !wasFound {
t.Fatalf("Address was not found in the correct bucket in newSubnetwork")
}
}
func TestGetAddress(t *testing.T) {
localSubnetworkID := &subnetworkid.SubnetworkID{0xff}
amgr, teardown := newAddrManagerForTest(t, "TestGetAddress", localSubnetworkID)
defer teardown()
// Get an address from an empty set (should error)
if rv := amgr.GetAddress(); rv != nil {
t.Errorf("GetAddress failed: got: %v want: %v\n", rv, nil)
}
// Add a new address and get it
err := amgr.AddAddressByIP(someIP+":8332", localSubnetworkID)
if err != nil {
t.Fatalf("Adding address failed: %v", err)
}
ka := amgr.GetAddress()
if ka == nil {
t.Fatalf("Did not get an address where there is one in the pool")
}
amgr.Attempt(ka.NetAddress())
// Checks that we don't get it if we find that it has other subnetwork ID than expected.
actualSubnetworkID := &subnetworkid.SubnetworkID{0xfe}
amgr.Good(ka.NetAddress(), actualSubnetworkID)
ka = amgr.GetAddress()
if ka != nil {
t.Errorf("Didn't expect to get an address because there shouldn't be any address from subnetwork ID %s or nil", localSubnetworkID)
}
// Checks that the total number of addresses incremented although the new address is not full node or a partial node of the same subnetwork as the local node.
numAddrs := amgr.TotalNumAddresses()
if numAddrs != 1 {
t.Errorf("Wrong number of addresses: got %d, want %d", numAddrs, 1)
}
// Now we repeat the same process, but now the address has the expected subnetwork ID.
// Add a new address and get it
err = amgr.AddAddressByIP(someIP+":8333", localSubnetworkID)
if err != nil {
t.Fatalf("Adding address failed: %v", err)
}
ka = amgr.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)
}
if !ka.SubnetworkID().IsEqual(localSubnetworkID) {
t.Errorf("Wrong Subnetwork ID: got %v, want %v", *ka.SubnetworkID(), localSubnetworkID)
}
amgr.Attempt(ka.NetAddress())
// Mark this as a good address and get it
amgr.Good(ka.NetAddress(), localSubnetworkID)
ka = amgr.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)
}
if *ka.SubnetworkID() != *localSubnetworkID {
t.Errorf("Wrong Subnetwork ID: got %v, want %v", ka.SubnetworkID(), localSubnetworkID)
}
numAddrs = amgr.TotalNumAddresses()
if numAddrs != 2 {
t.Errorf("Wrong number of addresses: got %d, want %d", numAddrs, 1)
}
}
func TestGetBestLocalAddress(t *testing.T) {
localAddrs := []appmessage.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 appmessage.NetAddress
want0 appmessage.NetAddress
want1 appmessage.NetAddress
want2 appmessage.NetAddress
want3 appmessage.NetAddress
}{
{
// Remote connection from public IPv4
appmessage.NetAddress{IP: net.ParseIP("204.124.8.1")},
appmessage.NetAddress{IP: net.IPv4zero},
appmessage.NetAddress{IP: net.IPv4zero},
appmessage.NetAddress{IP: net.ParseIP("204.124.8.100")},
appmessage.NetAddress{IP: net.ParseIP("fd87:d87e:eb43:25::1")},
},
{
// Remote connection from private IPv4
appmessage.NetAddress{IP: net.ParseIP("172.16.0.254")},
appmessage.NetAddress{IP: net.IPv4zero},
appmessage.NetAddress{IP: net.IPv4zero},
appmessage.NetAddress{IP: net.IPv4zero},
appmessage.NetAddress{IP: net.IPv4zero},
},
{
// Remote connection from public IPv6
appmessage.NetAddress{IP: net.ParseIP("2602:100:abcd::102")},
appmessage.NetAddress{IP: net.IPv6zero},
appmessage.NetAddress{IP: net.ParseIP("2001:470::1")},
appmessage.NetAddress{IP: net.ParseIP("2001:470::1")},
appmessage.NetAddress{IP: net.ParseIP("2001:470::1")},
},
/* XXX
{
// Remote connection from Tor
appmessage.NetAddress{IP: net.ParseIP("fd87:d87e:eb43::100")},
appmessage.NetAddress{IP: net.IPv4zero},
appmessage.NetAddress{IP: net.ParseIP("204.124.8.100")},
appmessage.NetAddress{IP: net.ParseIP("fd87:d87e:eb43:25::1")},
},
*/
}
amgr, teardown := newAddrManagerForTest(t, "TestGetBestLocalAddress", nil)
defer teardown()
// 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, 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 := appmessage.NetAddress{IP: net.ParseIP("204.124.8.100")}
amgr.AddLocalAddress(&localAddr, 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 = appmessage.NetAddress{IP: net.ParseIP("fd87:d87e:eb43:25::1")}
amgr.AddLocalAddress(&localAddr, 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 := NetAddressKey(&test.in)
if key != test.want {
t.Errorf("NetAddressKey #%d\n got: %s want: %s", i, key, test.want)
continue
}
}
}