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