func TestAddLocalAddress(t *testing.T) {
var tests = []struct {
address btcwire.NetAddress
valid bool
}{
{
btcwire.NetAddress{IP: net.ParseIP("192.168.0.100")},
false,
},
{
btcwire.NetAddress{IP: net.ParseIP("204.124.1.1")},
true,
},
{
btcwire.NetAddress{IP: net.ParseIP("::1")},
false,
},
{
btcwire.NetAddress{IP: net.ParseIP("fe80::1")},
false,
},
{
btcwire.NetAddress{IP: net.ParseIP("2620:100::1")},
true,
},
}
amgr := addrmgr.New("", nil)
for x, test := range tests {
result := amgr.AddLocalAddress(&test.address, addrmgr.InterfacePrio)
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", test.address.IP)
continue
}
}
}
// newServer returns a new btcd server configured to listen on addr for the
// bitcoin network type specified by netParams. Use start to begin accepting
// connections from peers.
func newServer(listenAddrs []string, db btcdb.Db, netParams *btcnet.Params) (*server, error) {
nonce, err := btcwire.RandomUint64()
if err != nil {
return nil, err
}
amgr := addrmgr.New(cfg.DataDir, btcdLookup)
var listeners []net.Listener
var nat NAT
if !cfg.DisableListen {
ipv4Addrs, ipv6Addrs, wildcard, err :=
parseListeners(listenAddrs)
if err != nil {
return nil, err
}
listeners = make([]net.Listener, 0, len(ipv4Addrs)+len(ipv6Addrs))
discover := true
if len(cfg.ExternalIPs) != 0 {
discover = false
// if this fails we have real issues.
port, _ := strconv.ParseUint(
activeNetParams.DefaultPort, 10, 16)
for _, sip := range cfg.ExternalIPs {
eport := uint16(port)
host, portstr, err := net.SplitHostPort(sip)
if err != nil {
// no port, use default.
host = sip
} else {
port, err := strconv.ParseUint(
portstr, 10, 16)
if err != nil {
srvrLog.Warnf("Can not parse "+
"port from %s for "+
"externalip: %v", sip,
err)
continue
}
eport = uint16(port)
}
na, err := amgr.HostToNetAddress(host, eport,
btcwire.SFNodeNetwork)
if err != nil {
srvrLog.Warnf("Not adding %s as "+
"externalip: %v", sip, err)
continue
}
err = amgr.AddLocalAddress(na, addrmgr.ManualPrio)
if err != nil {
amgrLog.Warnf("Skipping specified external IP: %v", err)
}
}
} else if discover && cfg.Upnp {
nat, err = Discover()
if err != nil {
srvrLog.Warnf("Can't discover upnp: %v", err)
}
// nil nat here is fine, just means no upnp on network.
}
// TODO(oga) nonstandard port...
if wildcard {
port, err :=
strconv.ParseUint(activeNetParams.DefaultPort,
10, 16)
if err != nil {
// I can't think of a cleaner way to do this...
goto nowc
}
addrs, err := net.InterfaceAddrs()
for _, a := range addrs {
ip, _, err := net.ParseCIDR(a.String())
if err != nil {
continue
}
na := btcwire.NewNetAddressIPPort(ip,
uint16(port), btcwire.SFNodeNetwork)
if discover {
err = amgr.AddLocalAddress(na, addrmgr.InterfacePrio)
if err != nil {
amgrLog.Debugf("Skipping local address: %v", err)
}
}
}
}
nowc:
for _, addr := range ipv4Addrs {
listener, err := net.Listen("tcp4", addr)
if err != nil {
srvrLog.Warnf("Can't listen on %s: %v", addr,
err)
continue
}
listeners = append(listeners, listener)
if discover {
if na, err := amgr.DeserializeNetAddress(addr); err == nil {
err = amgr.AddLocalAddress(na, addrmgr.BoundPrio)
if err != nil {
amgrLog.Warnf("Skipping bound address: %v", err)
}
}
}
}
for _, addr := range ipv6Addrs {
listener, err := net.Listen("tcp6", addr)
if err != nil {
srvrLog.Warnf("Can't listen on %s: %v", addr,
err)
continue
}
listeners = append(listeners, listener)
if discover {
if na, err := amgr.DeserializeNetAddress(addr); err == nil {
err = amgr.AddLocalAddress(na, addrmgr.BoundPrio)
if err != nil {
amgrLog.Debugf("Skipping bound address: %v", err)
}
}
}
}
if len(listeners) == 0 {
return nil, errors.New("no valid listen address")
}
}
s := server{
nonce: nonce,
listeners: listeners,
netParams: netParams,
addrManager: amgr,
newPeers: make(chan *peer, cfg.MaxPeers),
donePeers: make(chan *peer, cfg.MaxPeers),
banPeers: make(chan *peer, cfg.MaxPeers),
wakeup: make(chan struct{}),
query: make(chan interface{}),
relayInv: make(chan *btcwire.InvVect, cfg.MaxPeers),
broadcast: make(chan broadcastMsg, cfg.MaxPeers),
quit: make(chan struct{}),
modifyRebroadcastInv: make(chan interface{}),
nat: nat,
db: db,
}
bm, err := newBlockManager(&s)
if err != nil {
return nil, err
}
s.blockManager = bm
s.txMemPool = newTxMemPool(&s)
s.cpuMiner = newCPUMiner(&s)
if !cfg.DisableRPC {
s.rpcServer, err = newRPCServer(cfg.RPCListeners, &s)
if err != nil {
return nil, err
}
}
return &s, nil
}
func TestGetBestLocalAddress(t *testing.T) {
localAddrs := []btcwire.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 btcwire.NetAddress
want1 btcwire.NetAddress
want2 btcwire.NetAddress
want3 btcwire.NetAddress
}{
{
// Remote connection from public IPv4
btcwire.NetAddress{IP: net.ParseIP("204.124.8.1")},
btcwire.NetAddress{IP: net.IPv4zero},
btcwire.NetAddress{IP: net.ParseIP("204.124.8.100")},
btcwire.NetAddress{IP: net.ParseIP("fd87:d87e:eb43:25::1")},
},
{
// Remote connection from private IPv4
btcwire.NetAddress{IP: net.ParseIP("172.16.0.254")},
btcwire.NetAddress{IP: net.IPv4zero},
btcwire.NetAddress{IP: net.IPv4zero},
btcwire.NetAddress{IP: net.IPv4zero},
},
{
// Remote connection from public IPv6
btcwire.NetAddress{IP: net.ParseIP("2602:100:abcd::102")},
btcwire.NetAddress{IP: net.ParseIP("2001:470::1")},
btcwire.NetAddress{IP: net.ParseIP("2001:470::1")},
btcwire.NetAddress{IP: net.ParseIP("2001:470::1")},
},
/* XXX
{
// Remote connection from Tor
btcwire.NetAddress{IP: net.ParseIP("fd87:d87e:eb43::100")},
btcwire.NetAddress{IP: net.IPv4zero},
btcwire.NetAddress{IP: net.ParseIP("204.124.8.100")},
btcwire.NetAddress{IP: net.ParseIP("fd87:d87e:eb43:25::1")},
},
*/
}
amgr := addrmgr.New("", nil)
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 := btcwire.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 = btcwire.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 TestGetAddress(t *testing.T) {
n := addrmgr.New("testdir", lookupFunc)
if rv := n.GetAddress("any", 10); rv != nil {
t.Errorf("GetAddress failed: got: %v want: %v\n", rv, nil)
}
}