neo-go/pkg/network/helper_test.go

494 lines
14 KiB
Go

package network
import (
"errors"
"fmt"
"math/big"
"net"
"sync"
"sync/atomic"
"testing"
"time"
"github.com/nspcc-dev/neo-go/pkg/config"
"github.com/nspcc-dev/neo-go/pkg/config/netmode"
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"github.com/nspcc-dev/neo-go/pkg/core/mempool"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/crypto"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/network/capability"
"github.com/nspcc-dev/neo-go/pkg/network/payload"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm"
"github.com/stretchr/testify/require"
"go.uber.org/zap/zaptest"
)
type testChain struct {
config.ProtocolConfiguration
*mempool.Pool
blocksCh []chan<- *block.Block
blockheight uint32
poolTx func(*transaction.Transaction) error
poolTxWithData func(*transaction.Transaction, interface{}, *mempool.Pool) error
blocks map[util.Uint256]*block.Block
hdrHashes map[uint32]util.Uint256
txs map[util.Uint256]*transaction.Transaction
verifyWitnessF func() error
maxVerificationGAS int64
notaryContractScriptHash util.Uint160
notaryDepositExpiration uint32
postBlock []func(blockchainer.Blockchainer, *mempool.Pool, *block.Block)
utilityTokenBalance *big.Int
}
func newTestChain() *testChain {
return &testChain{
Pool: mempool.New(10, 0),
poolTx: func(*transaction.Transaction) error { return nil },
poolTxWithData: func(*transaction.Transaction, interface{}, *mempool.Pool) error { return nil },
blocks: make(map[util.Uint256]*block.Block),
hdrHashes: make(map[uint32]util.Uint256),
txs: make(map[util.Uint256]*transaction.Transaction),
ProtocolConfiguration: config.ProtocolConfiguration{P2PNotaryRequestPayloadPoolSize: 10},
}
}
func (chain *testChain) putBlock(b *block.Block) {
chain.blocks[b.Hash()] = b
chain.hdrHashes[b.Index] = b.Hash()
atomic.StoreUint32(&chain.blockheight, b.Index)
}
func (chain *testChain) putHeader(b *block.Block) {
chain.hdrHashes[b.Index] = b.Hash()
}
func (chain *testChain) putTx(tx *transaction.Transaction) {
chain.txs[tx.Hash()] = tx
}
func (chain *testChain) ApplyPolicyToTxSet([]*transaction.Transaction) []*transaction.Transaction {
panic("TODO")
}
func (chain *testChain) IsTxStillRelevant(t *transaction.Transaction, txpool *mempool.Pool, isPartialTx bool) bool {
panic("TODO")
}
func (chain *testChain) GetNotaryDepositExpiration(acc util.Uint160) uint32 {
if chain.notaryDepositExpiration != 0 {
return chain.notaryDepositExpiration
}
panic("TODO")
}
func (chain *testChain) GetNotaryContractScriptHash() util.Uint160 {
if !chain.notaryContractScriptHash.Equals(util.Uint160{}) {
return chain.notaryContractScriptHash
}
panic("TODO")
}
func (chain *testChain) GetNotaryBalance(acc util.Uint160) *big.Int {
panic("TODO")
}
func (chain *testChain) GetPolicer() blockchainer.Policer {
return chain
}
func (chain *testChain) GetMaxVerificationGAS() int64 {
if chain.maxVerificationGAS != 0 {
return chain.maxVerificationGAS
}
panic("TODO")
}
func (chain *testChain) PoolTxWithData(t *transaction.Transaction, data interface{}, mp *mempool.Pool, feer mempool.Feer, verificationFunction func(bc blockchainer.Blockchainer, t *transaction.Transaction, data interface{}) error) error {
return chain.poolTxWithData(t, data, mp)
}
func (chain *testChain) RegisterPostBlock(f func(blockchainer.Blockchainer, *mempool.Pool, *block.Block)) {
chain.postBlock = append(chain.postBlock, f)
}
func (chain *testChain) GetConfig() config.ProtocolConfiguration {
return chain.ProtocolConfiguration
}
func (chain *testChain) CalculateClaimable(util.Uint160, uint32) (*big.Int, error) {
panic("TODO")
}
func (chain *testChain) FeePerByte() int64 {
panic("TODO")
}
func (chain *testChain) P2PSigExtensionsEnabled() bool {
return true
}
func (chain *testChain) GetMaxBlockSystemFee() int64 {
panic("TODO")
}
func (chain *testChain) GetMaxBlockSize() uint32 {
panic("TODO")
}
func (chain *testChain) AddHeaders(...*block.Header) error {
panic("TODO")
}
func (chain *testChain) AddBlock(block *block.Block) error {
if block.Index == atomic.LoadUint32(&chain.blockheight)+1 {
chain.putBlock(block)
}
return nil
}
func (chain *testChain) AddStateRoot(r *state.MPTRoot) error {
panic("TODO")
}
func (chain *testChain) BlockHeight() uint32 {
return atomic.LoadUint32(&chain.blockheight)
}
func (chain *testChain) Close() {
panic("TODO")
}
func (chain *testChain) HeaderHeight() uint32 {
return atomic.LoadUint32(&chain.blockheight)
}
func (chain *testChain) GetAppExecResults(hash util.Uint256, trig trigger.Type) ([]state.AppExecResult, error) {
panic("TODO")
}
func (chain *testChain) GetBlock(hash util.Uint256) (*block.Block, error) {
if b, ok := chain.blocks[hash]; ok {
return b, nil
}
return nil, errors.New("not found")
}
func (chain *testChain) GetCommittee() (keys.PublicKeys, error) {
panic("TODO")
}
func (chain *testChain) GetContractState(hash util.Uint160) *state.Contract {
panic("TODO")
}
func (chain *testChain) GetContractScriptHash(id int32) (util.Uint160, error) {
panic("TODO")
}
func (chain *testChain) GetNativeContractScriptHash(name string) (util.Uint160, error) {
panic("TODO")
}
func (chain *testChain) GetHeaderHash(n int) util.Uint256 {
return chain.hdrHashes[uint32(n)]
}
func (chain *testChain) GetHeader(hash util.Uint256) (*block.Header, error) {
b, err := chain.GetBlock(hash)
if err != nil {
return nil, err
}
return b.Header(), nil
}
func (chain *testChain) GetNextBlockValidators() ([]*keys.PublicKey, error) {
panic("TODO")
}
func (chain *testChain) ForEachNEP17Transfer(util.Uint160, func(*state.NEP17Transfer) (bool, error)) error {
panic("TODO")
}
func (chain *testChain) GetNEP17Balances(util.Uint160) *state.NEP17Balances {
panic("TODO")
}
func (chain *testChain) GetValidators() ([]*keys.PublicKey, error) {
panic("TODO")
}
func (chain *testChain) GetStandByCommittee() keys.PublicKeys {
panic("TODO")
}
func (chain *testChain) GetStandByValidators() keys.PublicKeys {
panic("TODO")
}
func (chain *testChain) GetEnrollments() ([]state.Validator, error) {
panic("TODO")
}
func (chain *testChain) GetStateProof(util.Uint256, []byte) ([][]byte, error) {
panic("TODO")
}
func (chain *testChain) GetStateRoot(height uint32) (*state.MPTRootState, error) {
panic("TODO")
}
func (chain *testChain) GetStorageItem(id int32, key []byte) *state.StorageItem {
panic("TODO")
}
func (chain *testChain) GetTestVM(tx *transaction.Transaction, b *block.Block) *vm.VM {
panic("TODO")
}
func (chain *testChain) GetStorageItems(id int32) (map[string]*state.StorageItem, error) {
panic("TODO")
}
func (chain *testChain) CurrentHeaderHash() util.Uint256 {
return util.Uint256{}
}
func (chain *testChain) CurrentBlockHash() util.Uint256 {
return util.Uint256{}
}
func (chain *testChain) HasBlock(h util.Uint256) bool {
_, ok := chain.blocks[h]
return ok
}
func (chain *testChain) HasTransaction(h util.Uint256) bool {
_, ok := chain.txs[h]
return ok
}
func (chain *testChain) GetTransaction(h util.Uint256) (*transaction.Transaction, uint32, error) {
if tx, ok := chain.txs[h]; ok {
return tx, 1, nil
}
return nil, 0, errors.New("not found")
}
func (chain *testChain) GetMemPool() *mempool.Pool {
return chain.Pool
}
func (chain *testChain) GetGoverningTokenBalance(acc util.Uint160) (*big.Int, uint32) {
panic("TODO")
}
func (chain *testChain) GetUtilityTokenBalance(uint160 util.Uint160) *big.Int {
if chain.utilityTokenBalance != nil {
return chain.utilityTokenBalance
}
panic("TODO")
}
func (chain testChain) ManagementContractHash() util.Uint160 {
panic("TODO")
}
func (chain *testChain) PoolTx(tx *transaction.Transaction, _ ...*mempool.Pool) error {
return chain.poolTx(tx)
}
func (chain *testChain) SubscribeForBlocks(ch chan<- *block.Block) {
chain.blocksCh = append(chain.blocksCh, ch)
}
func (chain *testChain) SubscribeForExecutions(ch chan<- *state.AppExecResult) {
panic("TODO")
}
func (chain *testChain) SubscribeForNotifications(ch chan<- *state.NotificationEvent) {
panic("TODO")
}
func (chain *testChain) SubscribeForTransactions(ch chan<- *transaction.Transaction) {
panic("TODO")
}
func (chain *testChain) VerifyTx(*transaction.Transaction) error {
panic("TODO")
}
func (chain *testChain) VerifyWitness(util.Uint160, crypto.Verifiable, *transaction.Witness, int64) error {
if chain.verifyWitnessF != nil {
return chain.verifyWitnessF()
}
panic("TODO")
}
func (chain *testChain) UnsubscribeFromBlocks(ch chan<- *block.Block) {
for i, c := range chain.blocksCh {
if c == ch {
if i < len(chain.blocksCh) {
copy(chain.blocksCh[i:], chain.blocksCh[i+1:])
}
chain.blocksCh = chain.blocksCh[:len(chain.blocksCh)]
}
}
}
func (chain *testChain) UnsubscribeFromExecutions(ch chan<- *state.AppExecResult) {
panic("TODO")
}
func (chain *testChain) UnsubscribeFromNotifications(ch chan<- *state.NotificationEvent) {
panic("TODO")
}
func (chain *testChain) UnsubscribeFromTransactions(ch chan<- *transaction.Transaction) {
panic("TODO")
}
type testDiscovery struct {
sync.Mutex
bad []string
good []string
connected []string
unregistered []string
backfill []string
}
func newTestDiscovery([]string, time.Duration, Transporter) Discoverer { return new(testDiscovery) }
func (d *testDiscovery) BackFill(addrs ...string) {
d.Lock()
defer d.Unlock()
d.backfill = append(d.backfill, addrs...)
}
func (d *testDiscovery) Close() {}
func (d *testDiscovery) PoolCount() int { return 0 }
func (d *testDiscovery) RegisterBadAddr(addr string) {
d.Lock()
defer d.Unlock()
d.bad = append(d.bad, addr)
}
func (d *testDiscovery) RegisterGoodAddr(string, capability.Capabilities) {}
func (d *testDiscovery) RegisterConnectedAddr(addr string) {
d.Lock()
defer d.Unlock()
d.connected = append(d.connected, addr)
}
func (d *testDiscovery) UnregisterConnectedAddr(addr string) {
d.Lock()
defer d.Unlock()
d.unregistered = append(d.unregistered, addr)
}
func (d *testDiscovery) UnconnectedPeers() []string {
d.Lock()
defer d.Unlock()
return d.unregistered
}
func (d *testDiscovery) RequestRemote(n int) {}
func (d *testDiscovery) BadPeers() []string {
d.Lock()
defer d.Unlock()
return d.bad
}
func (d *testDiscovery) GoodPeers() []AddressWithCapabilities { return []AddressWithCapabilities{} }
var defaultMessageHandler = func(t *testing.T, msg *Message) {}
type localPeer struct {
netaddr net.TCPAddr
server *Server
version *payload.Version
lastBlockIndex uint32
handshaked bool
isFullNode bool
t *testing.T
messageHandler func(t *testing.T, msg *Message)
pingSent int
getAddrSent int
droppedWith atomic.Value
}
func newLocalPeer(t *testing.T, s *Server) *localPeer {
naddr, _ := net.ResolveTCPAddr("tcp", "0.0.0.0:0")
return &localPeer{
t: t,
server: s,
netaddr: *naddr,
messageHandler: defaultMessageHandler,
}
}
func (p *localPeer) RemoteAddr() net.Addr {
return &p.netaddr
}
func (p *localPeer) PeerAddr() net.Addr {
return &p.netaddr
}
func (p *localPeer) StartProtocol() {}
func (p *localPeer) Disconnect(err error) {
if p.droppedWith.Load() == nil {
p.droppedWith.Store(err)
}
fmt.Println("peer dropped:", err)
p.server.unregister <- peerDrop{p, err}
}
func (p *localPeer) EnqueueMessage(msg *Message) error {
b, err := msg.Bytes()
if err != nil {
return err
}
return p.EnqueuePacket(b)
}
func (p *localPeer) EnqueuePacket(m []byte) error {
return p.EnqueueHPPacket(m)
}
func (p *localPeer) EnqueueP2PMessage(msg *Message) error {
return p.EnqueueMessage(msg)
}
func (p *localPeer) EnqueueP2PPacket(m []byte) error {
return p.EnqueueHPPacket(m)
}
func (p *localPeer) EnqueueHPPacket(m []byte) error {
msg := &Message{Network: netmode.UnitTestNet}
r := io.NewBinReaderFromBuf(m)
err := msg.Decode(r)
if err == nil {
p.messageHandler(p.t, msg)
}
return nil
}
func (p *localPeer) Version() *payload.Version {
return p.version
}
func (p *localPeer) LastBlockIndex() uint32 {
return p.lastBlockIndex
}
func (p *localPeer) HandleVersion(v *payload.Version) error {
p.version = v
return nil
}
func (p *localPeer) SendVersion() error {
m, err := p.server.getVersionMsg()
if err != nil {
return err
}
_ = p.EnqueueMessage(m)
return nil
}
func (p *localPeer) SendVersionAck(m *Message) error {
_ = p.EnqueueMessage(m)
return nil
}
func (p *localPeer) HandleVersionAck() error {
p.handshaked = true
return nil
}
func (p *localPeer) SendPing(m *Message) error {
p.pingSent++
_ = p.EnqueueMessage(m)
return nil
}
func (p *localPeer) HandlePing(ping *payload.Ping) error {
p.lastBlockIndex = ping.LastBlockIndex
return nil
}
func (p *localPeer) HandlePong(pong *payload.Ping) error {
p.lastBlockIndex = pong.LastBlockIndex
p.pingSent--
return nil
}
func (p *localPeer) Handshaked() bool {
return p.handshaked
}
func (p *localPeer) IsFullNode() bool {
return p.isFullNode
}
func (p *localPeer) AddGetAddrSent() {
p.getAddrSent++
}
func (p *localPeer) CanProcessAddr() bool {
p.getAddrSent--
return p.getAddrSent >= 0
}
func newTestServer(t *testing.T, serverConfig ServerConfig) *Server {
s, err := newServerFromConstructors(serverConfig, newTestChain(), zaptest.NewLogger(t),
newFakeTransp, newFakeConsensus, newTestDiscovery)
require.NoError(t, err)
return s
}