From 7feec02902d52a3abf722613eb9e218e015b723c Mon Sep 17 00:00:00 2001 From: Determinant Date: Tue, 30 Jun 2020 17:05:50 -0400 Subject: make mc tx work --- core/evm.go | 7 +- core/gen_genesis.go | 2 + core/gen_genesis_account.go | 8 + core/genesis.go | 9 + core/state/statedb.go | 5 + core/tx_pool.go | 1 - core/types/gen_tx_json.go | 12 + core/types/transaction.go | 22 +- core/vm/evm.go | 2 - eth/backend.go | 2 - eth/gen_config.go | 12 + eth/tracers/internal/tracers/assets.go | 37 +-- examples/chain/main.go | 2 +- examples/counter/main.go | 2 +- examples/multicoin/main.go | 218 +++++++++++++ plugin/evm/static_service_test.go | 64 ---- plugin/evm/vm_genesis_parse_test.go | 32 -- rpc/client_example_test.go | 88 ----- rpc/client_test.go | 569 --------------------------------- rpc/http_test.go | 54 ---- rpc/server_test.go | 152 --------- rpc/subscription_test.go | 206 ------------ rpc/testservice_test.go | 180 ----------- rpc/types_test.go | 66 ---- rpc/websocket_test.go | 259 --------------- 25 files changed, 297 insertions(+), 1714 deletions(-) create mode 100644 examples/multicoin/main.go delete mode 100644 plugin/evm/static_service_test.go delete mode 100644 plugin/evm/vm_genesis_parse_test.go delete mode 100644 rpc/client_example_test.go delete mode 100644 rpc/client_test.go delete mode 100644 rpc/http_test.go delete mode 100644 rpc/server_test.go delete mode 100644 rpc/subscription_test.go delete mode 100644 rpc/testservice_test.go delete mode 100644 rpc/types_test.go delete mode 100644 rpc/websocket_test.go diff --git a/core/evm.go b/core/evm.go index ecab8e6..796b312 100644 --- a/core/evm.go +++ b/core/evm.go @@ -99,7 +99,7 @@ func CanTransferMC(db vm.StateDB, addr common.Address, to common.Address, coinID } if !db.IsMultiCoin(addr) { err := db.EnableMultiCoin(addr) - log.Debug("try to enable MC", "err", err) + log.Debug("try to enable MC", "addr", addr.Hex(), "err", err) } if !(db.IsMultiCoin(addr) && db.IsMultiCoin(to)) { // incompatible @@ -124,8 +124,5 @@ func TransferMultiCoin(db vm.StateDB, sender, recipient common.Address, coinID * return } db.SubBalanceMultiCoin(sender, *coinID, amount) - z := &big.Int{} - z.Add(amount, big.NewInt(1000000000000000000)) - log.Info("hi") - db.AddBalanceMultiCoin(recipient, *coinID, z) + db.AddBalanceMultiCoin(recipient, *coinID, amount) } diff --git a/core/gen_genesis.go b/core/gen_genesis.go index 05883c0..97175f7 100644 --- a/core/gen_genesis.go +++ b/core/gen_genesis.go @@ -15,6 +15,7 @@ import ( var _ = (*genesisSpecMarshaling)(nil) +// MarshalJSON marshals as JSON. func (g Genesis) MarshalJSON() ([]byte, error) { type Genesis struct { Config *params.ChainConfig `json:"config"` @@ -51,6 +52,7 @@ func (g Genesis) MarshalJSON() ([]byte, error) { return json.Marshal(&enc) } +// UnmarshalJSON unmarshals from JSON. func (g *Genesis) UnmarshalJSON(input []byte) error { type Genesis struct { Config *params.ChainConfig `json:"config"` diff --git a/core/gen_genesis_account.go b/core/gen_genesis_account.go index a7ef4a6..b90b658 100644 --- a/core/gen_genesis_account.go +++ b/core/gen_genesis_account.go @@ -14,11 +14,13 @@ import ( var _ = (*genesisAccountMarshaling)(nil) +// MarshalJSON marshals as JSON. func (g GenesisAccount) MarshalJSON() ([]byte, error) { type GenesisAccount struct { Code hexutil.Bytes `json:"code,omitempty"` Storage map[storageJSON]storageJSON `json:"storage,omitempty"` Balance *math.HexOrDecimal256 `json:"balance" gencodec:"required"` + MCBalance GenesisMultiCoinBalance `json:"mcbalance,omitempty"` Nonce math.HexOrDecimal64 `json:"nonce,omitempty"` PrivateKey hexutil.Bytes `json:"secretKey,omitempty"` } @@ -31,16 +33,19 @@ func (g GenesisAccount) MarshalJSON() ([]byte, error) { } } enc.Balance = (*math.HexOrDecimal256)(g.Balance) + enc.MCBalance = g.MCBalance enc.Nonce = math.HexOrDecimal64(g.Nonce) enc.PrivateKey = g.PrivateKey return json.Marshal(&enc) } +// UnmarshalJSON unmarshals from JSON. func (g *GenesisAccount) UnmarshalJSON(input []byte) error { type GenesisAccount struct { Code *hexutil.Bytes `json:"code,omitempty"` Storage map[storageJSON]storageJSON `json:"storage,omitempty"` Balance *math.HexOrDecimal256 `json:"balance" gencodec:"required"` + MCBalance *GenesisMultiCoinBalance `json:"mcbalance,omitempty"` Nonce *math.HexOrDecimal64 `json:"nonce,omitempty"` PrivateKey *hexutil.Bytes `json:"secretKey,omitempty"` } @@ -61,6 +66,9 @@ func (g *GenesisAccount) UnmarshalJSON(input []byte) error { return errors.New("missing required field 'balance' for GenesisAccount") } g.Balance = (*big.Int)(dec.Balance) + if dec.MCBalance != nil { + g.MCBalance = *dec.MCBalance + } if dec.Nonce != nil { g.Nonce = uint64(*dec.Nonce) } diff --git a/core/genesis.go b/core/genesis.go index 347beb3..ef490bf 100644 --- a/core/genesis.go +++ b/core/genesis.go @@ -78,11 +78,14 @@ func (ga *GenesisAlloc) UnmarshalJSON(data []byte) error { return nil } +type GenesisMultiCoinBalance map[common.Hash]*big.Int + // GenesisAccount is an account in the state of the genesis block. type GenesisAccount struct { Code []byte `json:"code,omitempty"` Storage map[common.Hash]common.Hash `json:"storage,omitempty"` Balance *big.Int `json:"balance" gencodec:"required"` + MCBalance GenesisMultiCoinBalance `json:"mcbalance,omitempty"` Nonce uint64 `json:"nonce,omitempty"` PrivateKey []byte `json:"secretKey,omitempty"` // for tests } @@ -261,6 +264,12 @@ func (g *Genesis) ToBlock(db ethdb.Database) *types.Block { for key, value := range account.Storage { statedb.SetState(addr, key, value) } + if account.MCBalance != nil { + statedb.ForceEnableMultiCoin(addr) + for coinID, value := range account.MCBalance { + statedb.AddBalanceMultiCoin(addr, coinID, value) + } + } } root := statedb.IntermediateRoot(false) head := &types.Header{ diff --git a/core/state/statedb.go b/core/state/statedb.go index 12deebe..1d3207d 100644 --- a/core/state/statedb.go +++ b/core/state/statedb.go @@ -248,6 +248,11 @@ func (self *StateDB) EnableMultiCoin(addr common.Address) error { return nil } +func (self *StateDB) ForceEnableMultiCoin(addr common.Address) { + stateObject := self.GetOrNewStateObject(addr) + stateObject.EnableMultiCoin() +} + func (self *StateDB) IsMultiCoin(addr common.Address) bool { stateObject := self.getStateObject(addr) if stateObject != nil { diff --git a/core/tx_pool.go b/core/tx_pool.go index 1acd488..5b2a3c0 100644 --- a/core/tx_pool.go +++ b/core/tx_pool.go @@ -528,7 +528,6 @@ func (pool *TxPool) validateTx(tx *types.Transaction, local bool) error { } // Ensure the transaction doesn't exceed the current block limit gas. if pool.currentMaxGas < tx.Gas() { - fmt.Println(pool.currentMaxGas, tx.Gas()) return ErrGasLimit } // Make sure the transaction is signed properly diff --git a/core/types/gen_tx_json.go b/core/types/gen_tx_json.go index 0410632..dd0d069 100644 --- a/core/types/gen_tx_json.go +++ b/core/types/gen_tx_json.go @@ -21,6 +21,8 @@ func (t txdata) MarshalJSON() ([]byte, error) { GasLimit hexutil.Uint64 `json:"gas" gencodec:"required"` Recipient *common.Address `json:"to" rlp:"nil"` Amount *hexutil.Big `json:"value" gencodec:"required"` + CoinID *common.Hash `json:"coinid" rlp:"nil"` + Amount2 *hexutil.Big `json:"value2" rlp:"nil"` Payload hexutil.Bytes `json:"input" gencodec:"required"` V *hexutil.Big `json:"v" gencodec:"required"` R *hexutil.Big `json:"r" gencodec:"required"` @@ -33,6 +35,8 @@ func (t txdata) MarshalJSON() ([]byte, error) { enc.GasLimit = hexutil.Uint64(t.GasLimit) enc.Recipient = t.Recipient enc.Amount = (*hexutil.Big)(t.Amount) + enc.CoinID = t.CoinID + enc.Amount2 = (*hexutil.Big)(t.Amount2) enc.Payload = t.Payload enc.V = (*hexutil.Big)(t.V) enc.R = (*hexutil.Big)(t.R) @@ -49,6 +53,8 @@ func (t *txdata) UnmarshalJSON(input []byte) error { GasLimit *hexutil.Uint64 `json:"gas" gencodec:"required"` Recipient *common.Address `json:"to" rlp:"nil"` Amount *hexutil.Big `json:"value" gencodec:"required"` + CoinID *common.Hash `json:"coinid" rlp:"nil"` + Amount2 *hexutil.Big `json:"value2" rlp:"nil"` Payload *hexutil.Bytes `json:"input" gencodec:"required"` V *hexutil.Big `json:"v" gencodec:"required"` R *hexutil.Big `json:"r" gencodec:"required"` @@ -78,6 +84,12 @@ func (t *txdata) UnmarshalJSON(input []byte) error { return errors.New("missing required field 'value' for txdata") } t.Amount = (*big.Int)(dec.Amount) + if dec.CoinID != nil { + t.CoinID = dec.CoinID + } + if dec.Amount2 != nil { + t.Amount2 = (*big.Int)(dec.Amount2) + } if dec.Payload == nil { return errors.New("missing required field 'input' for txdata") } diff --git a/core/types/transaction.go b/core/types/transaction.go index cf9e61a..858b443 100644 --- a/core/types/transaction.go +++ b/core/types/transaction.go @@ -49,8 +49,8 @@ type txdata struct { GasLimit uint64 `json:"gas" gencodec:"required"` Recipient *common.Address `json:"to" rlp:"nil"` // nil means contract creation Amount *big.Int `json:"value" gencodec:"required"` - CoinID *common.Hash `json:"coinid" rlp:"-"` - Amount2 *big.Int `json:"value2"` + CoinID *common.Hash `json:"coinid" rlp:"nil"` + Amount2 *big.Int `json:"value2" rlp:"nil"` Payload []byte `json:"input" gencodec:"required"` // Signature values @@ -67,7 +67,7 @@ type txdataMarshaling struct { Price *hexutil.Big GasLimit hexutil.Uint64 Amount *hexutil.Big - CoinID *hexutil.Bytes + CoinID *common.Hash Amount2 *hexutil.Big Payload hexutil.Bytes V *hexutil.Big @@ -183,14 +183,14 @@ func (tx *Transaction) UnmarshalJSON(input []byte) error { return nil } -func (tx *Transaction) Data() []byte { return common.CopyBytes(tx.data.Payload) } -func (tx *Transaction) Gas() uint64 { return tx.data.GasLimit } -func (tx *Transaction) GasPrice() *big.Int { return new(big.Int).Set(tx.data.Price) } -func (tx *Transaction) Value() *big.Int { return new(big.Int).Set(tx.data.Amount) } -func (tx *Transaction) CoinID() *big.Int { return big.NewInt(0) } -func (tx *Transaction) Value2() *big.Int { return big.NewInt(0) } -func (tx *Transaction) Nonce() uint64 { return tx.data.AccountNonce } -func (tx *Transaction) CheckNonce() bool { return true } +func (tx *Transaction) Data() []byte { return common.CopyBytes(tx.data.Payload) } +func (tx *Transaction) Gas() uint64 { return tx.data.GasLimit } +func (tx *Transaction) GasPrice() *big.Int { return new(big.Int).Set(tx.data.Price) } +func (tx *Transaction) Value() *big.Int { return new(big.Int).Set(tx.data.Amount) } +func (tx *Transaction) CoinID() *common.Hash { return tx.data.CoinID } +func (tx *Transaction) Value2() *big.Int { return new(big.Int).Set(tx.data.Amount2) } +func (tx *Transaction) Nonce() uint64 { return tx.data.AccountNonce } +func (tx *Transaction) CheckNonce() bool { return true } // To returns the recipient address of the transaction. // It returns nil if the transaction is a contract creation. diff --git a/core/vm/evm.go b/core/vm/evm.go index ff3587c..be8b240 100644 --- a/core/vm/evm.go +++ b/core/vm/evm.go @@ -17,7 +17,6 @@ package vm import ( - "fmt" "math/big" "sync/atomic" "time" @@ -260,7 +259,6 @@ func (evm *EVM) Call(caller ContractRef, addr common.Address, input []byte, gas // This allows the user transfer balance of a specified coinId in addition to a normal Call(). func (evm *EVM) CallExpert(caller ContractRef, addr common.Address, input []byte, gas uint64, value *big.Int, coinID *common.Hash, value2 *big.Int) (ret []byte, leftOverGas uint64, err error) { - fmt.Println("CallExpert") if evm.vmConfig.NoRecursion && evm.depth > 0 { return nil, gas, nil } diff --git a/eth/backend.go b/eth/backend.go index ab43558..983909c 100644 --- a/eth/backend.go +++ b/eth/backend.go @@ -173,8 +173,6 @@ func New(ctx *node.ServiceContext, config *Config, bcb: bcb, } - fmt.Println(eth.config.Genesis.GasLimit) - bcVersion := rawdb.ReadDatabaseVersion(chainDb) var dbVer = "" if bcVersion != nil { diff --git a/eth/gen_config.go b/eth/gen_config.go index 617a885..d34f0b3 100644 --- a/eth/gen_config.go +++ b/eth/gen_config.go @@ -49,6 +49,8 @@ func (c Config) MarshalTOML() (interface{}, error) { RPCGasCap *big.Int `toml:",omitempty"` Checkpoint *params.TrustedCheckpoint `toml:",omitempty"` CheckpointOracle *params.CheckpointOracleConfig `toml:",omitempty"` + OverrideIstanbul *big.Int + ManualCanonical bool } var enc Config enc.Genesis = c.Genesis @@ -82,6 +84,8 @@ func (c Config) MarshalTOML() (interface{}, error) { enc.RPCGasCap = c.RPCGasCap enc.Checkpoint = c.Checkpoint enc.CheckpointOracle = c.CheckpointOracle + enc.OverrideIstanbul = c.OverrideIstanbul + enc.ManualCanonical = c.ManualCanonical return &enc, nil } @@ -119,6 +123,8 @@ func (c *Config) UnmarshalTOML(unmarshal func(interface{}) error) error { RPCGasCap *big.Int `toml:",omitempty"` Checkpoint *params.TrustedCheckpoint `toml:",omitempty"` CheckpointOracle *params.CheckpointOracleConfig `toml:",omitempty"` + OverrideIstanbul *big.Int + ManualCanonical *bool } var dec Config if err := unmarshal(&dec); err != nil { @@ -217,5 +223,11 @@ func (c *Config) UnmarshalTOML(unmarshal func(interface{}) error) error { if dec.CheckpointOracle != nil { c.CheckpointOracle = dec.CheckpointOracle } + if dec.OverrideIstanbul != nil { + c.OverrideIstanbul = dec.OverrideIstanbul + } + if dec.ManualCanonical != nil { + c.ManualCanonical = *dec.ManualCanonical + } return nil } diff --git a/eth/tracers/internal/tracers/assets.go b/eth/tracers/internal/tracers/assets.go index d0a0bf7..b1930dc 100644 --- a/eth/tracers/internal/tracers/assets.go +++ b/eth/tracers/internal/tracers/assets.go @@ -3,7 +3,7 @@ // 4byte_tracer.js (2.933kB) // bigram_tracer.js (1.712kB) // call_tracer.js (8.643kB) -// evmdis_tracer.js (4.194kB) +// evmdis_tracer.js (4.195kB) // noop_tracer.js (1.271kB) // opcount_tracer.js (1.372kB) // prestate_tracer.js (4.234kB) @@ -28,7 +28,7 @@ import ( func bindataRead(data []byte, name string) ([]byte, error) { gz, err := gzip.NewReader(bytes.NewBuffer(data)) if err != nil { - return nil, fmt.Errorf("read %q: %v", name, err) + return nil, fmt.Errorf("read %q: %w", name, err) } var buf bytes.Buffer @@ -36,7 +36,7 @@ func bindataRead(data []byte, name string) ([]byte, error) { clErr := gz.Close() if err != nil { - return nil, fmt.Errorf("read %q: %v", name, err) + return nil, fmt.Errorf("read %q: %w", name, err) } if clErr != nil { return nil, err @@ -137,7 +137,7 @@ func call_tracerJs() (*asset, error) { return a, nil } -var _evmdis_tracerJs = 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+var _evmdis_tracerJs = 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func evmdis_tracerJsBytes() ([]byte, error) { return bindataRead( @@ -153,7 +153,7 @@ func evmdis_tracerJs() (*asset, error) { } info := bindataFileInfo{name: "evmdis_tracer.js", size: 0, mode: os.FileMode(0), modTime: time.Unix(0, 0)} - a := &asset{bytes: bytes, info: info, digest: [32]uint8{0xd5, 0xe8, 0x96, 0xa1, 0x8b, 0xc, 0x68, 0x3c, 0xe8, 0x5d, 0x7e, 0xf0, 0xab, 0xfe, 0xec, 0xd1, 0xb, 0x3d, 0xfc, 0xc7, 0xac, 0xb5, 0xa, 0x41, 0x55, 0x0, 0x3a, 0x60, 0xa7, 0x8e, 0x46, 0x93}} + a := &asset{bytes: bytes, info: info, digest: [32]uint8{0xb5, 0xc8, 0x73, 0x8e, 0xfb, 0x1f, 0x84, 0x7d, 0x37, 0xd9, 0x26, 0x24, 0x37, 0xb8, 0x65, 0xb1, 0xed, 0xa0, 0x76, 0x9a, 0xf0, 0x8e, 0x3a, 0x9b, 0x20, 0x93, 0x27, 0x26, 0x2e, 0xc9, 0x9b, 0xde}} return a, nil } @@ -348,25 +348,20 @@ func AssetNames() []string { // _bindata is a table, holding each asset generator, mapped to its name. var _bindata = map[string]func() (*asset, error){ - "4byte_tracer.js": _4byte_tracerJs, - - "bigram_tracer.js": bigram_tracerJs, - - "call_tracer.js": call_tracerJs, - - "evmdis_tracer.js": evmdis_tracerJs, - - "noop_tracer.js": noop_tracerJs, - - "opcount_tracer.js": opcount_tracerJs, - + "4byte_tracer.js": _4byte_tracerJs, + "bigram_tracer.js": bigram_tracerJs, + "call_tracer.js": call_tracerJs, + "evmdis_tracer.js": evmdis_tracerJs, + "noop_tracer.js": noop_tracerJs, + "opcount_tracer.js": opcount_tracerJs, "prestate_tracer.js": prestate_tracerJs, - - "trigram_tracer.js": trigram_tracerJs, - - "unigram_tracer.js": unigram_tracerJs, + "trigram_tracer.js": trigram_tracerJs, + "unigram_tracer.js": unigram_tracerJs, } +// AssetDebug is true if the assets were built with the debug flag enabled. +const AssetDebug = false + // AssetDir returns the file names below a certain // directory embedded in the file by go-bindata. // For example if you run go-bindata on data/... and data contains the diff --git a/examples/chain/main.go b/examples/chain/main.go index d474c2b..5edd055 100644 --- a/examples/chain/main.go +++ b/examples/chain/main.go @@ -7,10 +7,10 @@ import ( "github.com/ava-labs/coreth/core" "github.com/ava-labs/coreth/core/types" "github.com/ava-labs/coreth/eth" + "github.com/ava-labs/coreth/params" "github.com/ava-labs/go-ethereum/common" "github.com/ava-labs/go-ethereum/common/hexutil" "github.com/ava-labs/go-ethereum/log" - "github.com/ava-labs/go-ethereum/params" "github.com/ava-labs/go-ethereum/rlp" "math/big" "sync" diff --git a/examples/counter/main.go b/examples/counter/main.go index 48a0e6f..85aa9d1 100644 --- a/examples/counter/main.go +++ b/examples/counter/main.go @@ -9,11 +9,11 @@ import ( "github.com/ava-labs/coreth/core" "github.com/ava-labs/coreth/core/types" "github.com/ava-labs/coreth/eth" + "github.com/ava-labs/coreth/params" "github.com/ava-labs/go-ethereum/common" "github.com/ava-labs/go-ethereum/common/compiler" "github.com/ava-labs/go-ethereum/crypto" "github.com/ava-labs/go-ethereum/log" - "github.com/ava-labs/go-ethereum/params" "go/build" "math/big" "os" diff --git a/examples/multicoin/main.go b/examples/multicoin/main.go new file mode 100644 index 0000000..3e42010 --- /dev/null +++ b/examples/multicoin/main.go @@ -0,0 +1,218 @@ +package main + +import ( + "crypto/rand" + //"encoding/hex" + "encoding/json" + "fmt" + "github.com/ava-labs/coreth" + "github.com/ava-labs/coreth/core" + "github.com/ava-labs/coreth/eth" + //"github.com/ava-labs/coreth/accounts/abi" + "github.com/ava-labs/coreth/core/types" + "github.com/ava-labs/coreth/params" + "github.com/ava-labs/go-ethereum/common" + "github.com/ava-labs/go-ethereum/common/compiler" + "github.com/ava-labs/go-ethereum/crypto" + "github.com/ava-labs/go-ethereum/log" + "go/build" + "math/big" + "os" + "os/signal" + "path/filepath" + //"strings" + "syscall" + "time" +) + +var ( + codeHex = "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" + codeABI = `[{"inputs":[{"internalType":"uint256","name":"coinid","type":"uint256"}],"name":"getBalance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"}]` +) + +func checkError(err error) { + if err != nil { + panic(err) + } +} + +func main() { + // configure the chain + config := eth.DefaultConfig + config.ManualCanonical = true + chainConfig := ¶ms.ChainConfig{ + ChainID: big.NewInt(1), + HomesteadBlock: big.NewInt(0), + DAOForkBlock: big.NewInt(0), + DAOForkSupport: true, + EIP150Block: big.NewInt(0), + EIP150Hash: common.HexToHash("0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"), + EIP155Block: big.NewInt(0), + EIP158Block: big.NewInt(0), + ByzantiumBlock: big.NewInt(0), + ConstantinopleBlock: big.NewInt(0), + PetersburgBlock: big.NewInt(0), + IstanbulBlock: nil, + Ethash: nil, + } + + // configure the genesis block + //genBalance := big.NewInt(100000000000000000) + genKey, _ := coreth.NewKey(rand.Reader) + bob, _ := coreth.NewKey(rand.Reader) + + g := new(core.Genesis) + b := `{"config":{"chainId":1,"homesteadBlock":0,"daoForkBlock":0,"daoForkSupport":true,"eip150Block":0,"eip150Hash":"0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0","eip155Block":0,"eip158Block":0,"byzantiumBlock":0,"constantinopleBlock":0,"petersburgBlock":0},"nonce":"0x0","timestamp":"0x0","extraData":"0x00","gasLimit":"0x5f5e100","difficulty":"0x0","mixHash":"0x0000000000000000000000000000000000000000000000000000000000000000","coinbase":"0x0000000000000000000000000000000000000000","alloc":{"751a0b96e1042bee789452ecb20253fba40dbe85":{"balance":"0x1000000000000000", "mcbalance": {"0x0000000000000000000000000000000000000000000000000000000000000000": 1000000000000000000}}},"number":"0x0","gasUsed":"0x0","parentHash":"0x0000000000000000000000000000000000000000000000000000000000000000"}` + k := "0xabd71b35d559563fea757f0f5edbde286fb8c043105b15abb7cd57189306d7d1" + err := json.Unmarshal([]byte(b), g) + checkError(err) + config.Genesis = g + hk, _ := crypto.HexToECDSA(k[2:]) + genKey = coreth.NewKeyFromECDSA(hk) + //config.Genesis = &core.Genesis{ + // Config: chainConfig, + // Nonce: 0, + // Number: 0, + // ExtraData: hexutil.MustDecode("0x00"), + // GasLimit: 100000000, + // Difficulty: big.NewInt(0), + // Alloc: core.GenesisAlloc{genKey.Address: {Balance: genBalance}}, + //} + + // grab the control of block generation and disable auto uncle + config.Miner.ManualMining = true + config.Miner.ManualUncle = true + + // compile the smart contract + gopath := os.Getenv("GOPATH") + if gopath == "" { + gopath = build.Default.GOPATH + } + + // info required to generate a transaction + chainID := chainConfig.ChainID + nonce := uint64(0) + gasLimit := 10000000 + gasPrice := big.NewInt(1000000000) + + blockCount := 0 + chain := coreth.NewETHChain(&config, nil, nil, nil) + newTxPoolHeadChan := make(chan core.NewTxPoolHeadEvent, 1) + log.Info(chain.GetGenesisBlock().Hash().Hex()) + firstBlock := false + var contractAddr common.Address + coin0 := common.HexToHash("0x0") + //var calls [][]byte + postGen := func(block *types.Block) bool { + if blockCount == 15 { + state, err := chain.CurrentState() + checkError(err) + log.Info(fmt.Sprintf("genesis balance = %s", state.GetBalance(genKey.Address))) + log.Info(fmt.Sprintf("genesis balance2 = %s", state.GetBalanceMultiCoin(genKey.Address, coin0))) + log.Info(fmt.Sprintf("contract balance = %s", state.GetBalance(contractAddr))) + log.Info(fmt.Sprintf("bob's balance = %s", state.GetBalance(bob.Address))) + log.Info(fmt.Sprintf("bob's balance2 = %s", state.GetBalanceMultiCoin(bob.Address, coin0))) + log.Info(fmt.Sprintf("state = %s", state.Dump(true, false, true))) + log.Info(fmt.Sprintf("x = %s", state.GetState(contractAddr, common.BigToHash(big.NewInt(0))).String())) + return true + } + if !firstBlock { + firstBlock = true + receipts := chain.GetReceiptsByHash(block.Hash()) + if len(receipts) != 1 { + panic(fmt.Sprintf("# receipts is %d != 1", len(receipts))) + } + contractAddr = receipts[0].ContractAddress + txHash := receipts[0].TxHash + log.Info(fmt.Sprintf("deploy tx = %s", txHash.String())) + log.Info(fmt.Sprintf("contract addr = %s", contractAddr.String())) + //var call []byte + //if len(calls) > 0 { + // call = calls[0] + // calls = calls[1:] + //} else { + // call = nil + //} + //state, _ := chain.CurrentState() + //call := common.Hex2Bytes("1003e2d20000000000000000000000000000000000000000000000000000000000000001") + //log.Info(fmt.Sprintf("code = %s", hex.EncodeToString(state.GetCode(contractAddr)))) + go func() { + tx := types.NewTransaction(nonce, bob.Address, big.NewInt(300000000000000000), uint64(gasLimit), gasPrice, nil) + signedTx, err := types.SignTx(tx, types.NewEIP155Signer(chainID), genKey.PrivateKey) + checkError(err) + chain.AddRemoteTxs([]*types.Transaction{signedTx}) + nonce++ + time.Sleep(20 * time.Millisecond) + + // self-loop tx to enable MC + tx = types.NewTransaction(0, bob.Address, big.NewInt(1), uint64(gasLimit), gasPrice, nil) + tx.SetMultiCoinValue(&coin0, big.NewInt(0)) + signedTx, err = types.SignTx(tx, types.NewEIP155Signer(chainID), bob.PrivateKey) + checkError(err) + chain.AddRemoteTxs([]*types.Transaction{signedTx}) + time.Sleep(20 * time.Millisecond) + + for i := 0; i < 10; i++ { + tx := types.NewTransaction(nonce, bob.Address, big.NewInt(10000000000000000), uint64(gasLimit), gasPrice, nil) + tx.SetMultiCoinValue(&coin0, big.NewInt(100000000000000000)) + signedTx, err := types.SignTx(tx, types.NewEIP155Signer(chainID), genKey.PrivateKey) + checkError(err) + chain.AddRemoteTxs([]*types.Transaction{signedTx}) + nonce++ + } + }() + } + return false + } + chain.SetOnHeaderNew(func(header *types.Header) { + hid := make([]byte, 32) + _, err := rand.Read(hid) + if err != nil { + panic("cannot generate hid") + } + header.Extra = append(header.Extra, hid...) + }) + chain.SetOnSealFinish(func(block *types.Block) error { + blockCount++ + if postGen(block) { + return nil + } + go func() { + <-newTxPoolHeadChan + time.Sleep(10 * time.Millisecond) + chain.GenBlock() + }() + return nil + }) + + // start the chain + chain.GetTxPool().SubscribeNewHeadEvent(newTxPoolHeadChan) + chain.Start() + + //code := common.Hex2Bytes(codeHex) + counterSrc, err := filepath.Abs(gopath + "/src/github.com/ava-labs/coreth/examples/counter/counter.sol") + checkError(err) + contracts, err := compiler.CompileSolidity("", counterSrc) + checkError(err) + contract, _ := contracts[fmt.Sprintf("%s:%s", counterSrc, "Counter")] + code := common.Hex2Bytes(contract.Code[2:]) + + //abi, err := abi.JSON(strings.NewReader(codeABI)) + //cc, err := abi.Pack("getBalance", big.NewInt(0)) + //checkError(err) + //calls = append(calls, cc) + tx := types.NewContractCreation(nonce, big.NewInt(0), uint64(gasLimit), gasPrice, code) + signedTx, err := types.SignTx(tx, types.NewEIP155Signer(chainID), genKey.PrivateKey) + checkError(err) + chain.AddRemoteTxs([]*types.Transaction{signedTx}) + time.Sleep(1000 * time.Millisecond) + nonce++ + + chain.GenBlock() + + c := make(chan os.Signal, 1) + signal.Notify(c, os.Interrupt, syscall.SIGTERM) + signal.Notify(c, os.Interrupt, syscall.SIGINT) + <-c + chain.Stop() +} diff --git a/plugin/evm/static_service_test.go b/plugin/evm/static_service_test.go deleted file mode 100644 index c492798..0000000 --- a/plugin/evm/static_service_test.go +++ /dev/null @@ -1,64 +0,0 @@ -// (c) 2019-2020, Ava Labs, Inc. All rights reserved. -// See the file LICENSE for licensing terms. - -package evm - -import ( - "math/big" - "testing" - - "github.com/ava-labs/go-ethereum/common" - "github.com/ava-labs/go-ethereum/params" - - "github.com/ava-labs/coreth/core" -) - -func TestBuildGenesis(t *testing.T) { - expected := "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" - - balance, success := new(big.Int).SetString("33b2e3c9fd0804000000000", 16) - if !success { - t.Fatal("Failed to initialize balance") - } - - args := core.Genesis{ - Config: ¶ms.ChainConfig{ - ChainID: big.NewInt(43110), - HomesteadBlock: big.NewInt(0), - DAOForkBlock: big.NewInt(0), - DAOForkSupport: true, - EIP150Block: big.NewInt(0), - EIP150Hash: common.HexToHash("0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"), - EIP155Block: big.NewInt(0), - EIP158Block: big.NewInt(0), - ByzantiumBlock: big.NewInt(0), - ConstantinopleBlock: big.NewInt(0), - PetersburgBlock: big.NewInt(0), - }, - Nonce: 0, - Timestamp: 0, - ExtraData: []byte{}, - GasLimit: 100000000, - Difficulty: big.NewInt(0), - Mixhash: common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"), - Coinbase: common.HexToAddress("0x0000000000000000000000000000000000000000"), - Alloc: core.GenesisAlloc{ - common.HexToAddress("751a0b96e1042bee789452ecb20253fba40dbe85"): core.GenesisAccount{ - Balance: balance, - }, - }, - Number: 0, - GasUsed: 0, - ParentHash: common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"), - } - - ss := StaticService{} - result, err := ss.BuildGenesis(nil, &args) - if err != nil { - t.Fatal(err) - } - - if result.String() != expected { - t.Fatalf("StaticService.BuildGenesis:\nReturned: %s\nExpected: %s", result, expected) - } -} diff --git a/plugin/evm/vm_genesis_parse_test.go b/plugin/evm/vm_genesis_parse_test.go deleted file mode 100644 index 9a113fb..0000000 --- a/plugin/evm/vm_genesis_parse_test.go +++ /dev/null @@ -1,32 +0,0 @@ -// (c) 2019-2020, Ava Labs, Inc. All rights reserved. -// See the file LICENSE for licensing terms. - -package evm - -import ( - "encoding/json" - "testing" - - "github.com/ava-labs/coreth/core" -) - -func TestParseGenesis(t *testing.T) { - genesis := []byte(`{"config":{"chainId":43110,"homesteadBlock":0,"daoForkBlock":0,"daoForkSupport":true,"eip150Block":0,"eip150Hash":"0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0","eip155Block":0,"eip158Block":0,"byzantiumBlock":0,"constantinopleBlock":0,"petersburgBlock":0},"nonce":"0x0","timestamp":"0x0","extraData":"0x00","gasLimit":"0x5f5e100","difficulty":"0x0","mixHash":"0x0000000000000000000000000000000000000000000000000000000000000000","coinbase":"0x0000000000000000000000000000000000000000","alloc":{"751a0b96e1042bee789452ecb20253fba40dbe85":{"balance":"0x33b2e3c9fd0804000000000"}},"number":"0x0","gasUsed":"0x0","parentHash":"0x0000000000000000000000000000000000000000000000000000000000000000"}`) - - genesisBlock := new(core.Genesis) - err := json.Unmarshal(genesis, genesisBlock) - if err != nil { - t.Fatal(err) - } - - marshalledBytes, err := json.Marshal(genesisBlock) - if err != nil { - t.Fatal(err) - } - - secondGenesisBlock := new(core.Genesis) - err = json.Unmarshal(marshalledBytes, secondGenesisBlock) - if err != nil { - t.Fatal(err) - } -} diff --git a/rpc/client_example_test.go b/rpc/client_example_test.go deleted file mode 100644 index 149de2c..0000000 --- a/rpc/client_example_test.go +++ /dev/null @@ -1,88 +0,0 @@ -// Copyright 2016 The go-ethereum Authors -// This file is part of the go-ethereum library. -// -// The go-ethereum library is free software: you can redistribute it and/or modify -// it under the terms of the GNU Lesser General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// The go-ethereum library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public License -// along with the go-ethereum library. If not, see . - -package rpc_test - -import ( - "context" - "fmt" - "math/big" - "time" - - "github.com/ava-labs/go-ethereum/rpc" -) - -// In this example, our client wishes to track the latest 'block number' -// known to the server. The server supports two methods: -// -// eth_getBlockByNumber("latest", {}) -// returns the latest block object. -// -// eth_subscribe("newBlocks") -// creates a subscription which fires block objects when new blocks arrive. - -type Block struct { - Number *big.Int -} - -func ExampleClientSubscription() { - // Connect the client. - client, _ := rpc.Dial("ws://127.0.0.1:8485") - subch := make(chan Block) - - // Ensure that subch receives the latest block. - go func() { - for i := 0; ; i++ { - if i > 0 { - time.Sleep(2 * time.Second) - } - subscribeBlocks(client, subch) - } - }() - - // Print events from the subscription as they arrive. - for block := range subch { - fmt.Println("latest block:", block.Number) - } -} - -// subscribeBlocks runs in its own goroutine and maintains -// a subscription for new blocks. -func subscribeBlocks(client *rpc.Client, subch chan Block) { - ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second) - defer cancel() - - // Subscribe to new blocks. - sub, err := client.EthSubscribe(ctx, subch, "newHeads") - if err != nil { - fmt.Println("subscribe error:", err) - return - } - - // The connection is established now. - // Update the channel with the current block. - var lastBlock Block - if err := client.CallContext(ctx, &lastBlock, "eth_getBlockByNumber", "latest"); err != nil { - fmt.Println("can't get latest block:", err) - return - } - subch <- lastBlock - - // The subscription will deliver events to the channel. Wait for the - // subscription to end for any reason, then loop around to re-establish - // the connection. - fmt.Println("connection lost: ", <-sub.Err()) -} diff --git a/rpc/client_test.go b/rpc/client_test.go deleted file mode 100644 index 79ea32e..0000000 --- a/rpc/client_test.go +++ /dev/null @@ -1,569 +0,0 @@ -// Copyright 2016 The go-ethereum Authors -// This file is part of the go-ethereum library. -// -// The go-ethereum library is free software: you can redistribute it and/or modify -// it under the terms of the GNU Lesser General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// The go-ethereum library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public License -// along with the go-ethereum library. If not, see . - -package rpc - -import ( - "context" - "fmt" - "math/rand" - "net" - "net/http" - "net/http/httptest" - "os" - "reflect" - "runtime" - "sync" - "testing" - "time" - - "github.com/davecgh/go-spew/spew" - "github.com/ava-labs/go-ethereum/log" -) - -func TestClientRequest(t *testing.T) { - server := newTestServer() - defer server.Stop() - client := DialInProc(server) - defer client.Close() - - var resp Result - if err := client.Call(&resp, "test_echo", "hello", 10, &Args{"world"}); err != nil { - t.Fatal(err) - } - if !reflect.DeepEqual(resp, Result{"hello", 10, &Args{"world"}}) { - t.Errorf("incorrect result %#v", resp) - } -} - -func TestClientBatchRequest(t *testing.T) { - server := newTestServer() - defer server.Stop() - client := DialInProc(server) - defer client.Close() - - batch := []BatchElem{ - { - Method: "test_echo", - Args: []interface{}{"hello", 10, &Args{"world"}}, - Result: new(Result), - }, - { - Method: "test_echo", - Args: []interface{}{"hello2", 11, &Args{"world"}}, - Result: new(Result), - }, - { - Method: "no_such_method", - Args: []interface{}{1, 2, 3}, - Result: new(int), - }, - } - if err := client.BatchCall(batch); err != nil { - t.Fatal(err) - } - wantResult := []BatchElem{ - { - Method: "test_echo", - Args: []interface{}{"hello", 10, &Args{"world"}}, - Result: &Result{"hello", 10, &Args{"world"}}, - }, - { - Method: "test_echo", - Args: []interface{}{"hello2", 11, &Args{"world"}}, - Result: &Result{"hello2", 11, &Args{"world"}}, - }, - { - Method: "no_such_method", - Args: []interface{}{1, 2, 3}, - Result: new(int), - Error: &jsonError{Code: -32601, Message: "the method no_such_method does not exist/is not available"}, - }, - } - if !reflect.DeepEqual(batch, wantResult) { - t.Errorf("batch results mismatch:\ngot %swant %s", spew.Sdump(batch), spew.Sdump(wantResult)) - } -} - -func TestClientNotify(t *testing.T) { - server := newTestServer() - defer server.Stop() - client := DialInProc(server) - defer client.Close() - - if err := client.Notify(context.Background(), "test_echo", "hello", 10, &Args{"world"}); err != nil { - t.Fatal(err) - } -} - -// func TestClientCancelInproc(t *testing.T) { testClientCancel("inproc", t) } -func TestClientCancelWebsocket(t *testing.T) { testClientCancel("ws", t) } -func TestClientCancelHTTP(t *testing.T) { testClientCancel("http", t) } -func TestClientCancelIPC(t *testing.T) { testClientCancel("ipc", t) } - -// This test checks that requests made through CallContext can be canceled by canceling -// the context. -func testClientCancel(transport string, t *testing.T) { - // These tests take a lot of time, run them all at once. - // You probably want to run with -parallel 1 or comment out - // the call to t.Parallel if you enable the logging. - t.Parallel() - - server := newTestServer() - defer server.Stop() - - // What we want to achieve is that the context gets canceled - // at various stages of request processing. The interesting cases - // are: - // - cancel during dial - // - cancel while performing a HTTP request - // - cancel while waiting for a response - // - // To trigger those, the times are chosen such that connections - // are killed within the deadline for every other call (maxKillTimeout - // is 2x maxCancelTimeout). - // - // Once a connection is dead, there is a fair chance it won't connect - // successfully because the accept is delayed by 1s. - maxContextCancelTimeout := 300 * time.Millisecond - fl := &flakeyListener{ - maxAcceptDelay: 1 * time.Second, - maxKillTimeout: 600 * time.Millisecond, - } - - var client *Client - switch transport { - case "ws", "http": - c, hs := httpTestClient(server, transport, fl) - defer hs.Close() - client = c - case "ipc": - c, l := ipcTestClient(server, fl) - defer l.Close() - client = c - default: - panic("unknown transport: " + transport) - } - - // The actual test starts here. - var ( - wg sync.WaitGroup - nreqs = 10 - ncallers = 6 - ) - caller := func(index int) { - defer wg.Done() - for i := 0; i < nreqs; i++ { - var ( - ctx context.Context - cancel func() - timeout = time.Duration(rand.Int63n(int64(maxContextCancelTimeout))) - ) - if index < ncallers/2 { - // For half of the callers, create a context without deadline - // and cancel it later. - ctx, cancel = context.WithCancel(context.Background()) - time.AfterFunc(timeout, cancel) - } else { - // For the other half, create a context with a deadline instead. This is - // different because the context deadline is used to set the socket write - // deadline. - ctx, cancel = context.WithTimeout(context.Background(), timeout) - } - // Now perform a call with the context. - // The key thing here is that no call will ever complete successfully. - sleepTime := maxContextCancelTimeout + 20*time.Millisecond - err := client.CallContext(ctx, nil, "test_sleep", sleepTime) - if err != nil { - log.Debug(fmt.Sprint("got expected error:", err)) - } else { - t.Errorf("no error for call with %v wait time", timeout) - } - cancel() - } - } - wg.Add(ncallers) - for i := 0; i < ncallers; i++ { - go caller(i) - } - wg.Wait() -} - -func TestClientSubscribeInvalidArg(t *testing.T) { - server := newTestServer() - defer server.Stop() - client := DialInProc(server) - defer client.Close() - - check := func(shouldPanic bool, arg interface{}) { - defer func() { - err := recover() - if shouldPanic && err == nil { - t.Errorf("EthSubscribe should've panicked for %#v", arg) - } - if !shouldPanic && err != nil { - t.Errorf("EthSubscribe shouldn't have panicked for %#v", arg) - buf := make([]byte, 1024*1024) - buf = buf[:runtime.Stack(buf, false)] - t.Error(err) - t.Error(string(buf)) - } - }() - client.EthSubscribe(context.Background(), arg, "foo_bar") - } - check(true, nil) - check(true, 1) - check(true, (chan int)(nil)) - check(true, make(<-chan int)) - check(false, make(chan int)) - check(false, make(chan<- int)) -} - -func TestClientSubscribe(t *testing.T) { - server := newTestServer() - defer server.Stop() - client := DialInProc(server) - defer client.Close() - - nc := make(chan int) - count := 10 - sub, err := client.Subscribe(context.Background(), "nftest", nc, "someSubscription", count, 0) - if err != nil { - t.Fatal("can't subscribe:", err) - } - for i := 0; i < count; i++ { - if val := <-nc; val != i { - t.Fatalf("value mismatch: got %d, want %d", val, i) - } - } - - sub.Unsubscribe() - select { - case v := <-nc: - t.Fatal("received value after unsubscribe:", v) - case err := <-sub.Err(): - if err != nil { - t.Fatalf("Err returned a non-nil error after explicit unsubscribe: %q", err) - } - case <-time.After(1 * time.Second): - t.Fatalf("subscription not closed within 1s after unsubscribe") - } -} - -// In this test, the connection drops while Subscribe is waiting for a response. -func TestClientSubscribeClose(t *testing.T) { - server := newTestServer() - service := ¬ificationTestService{ - gotHangSubscriptionReq: make(chan struct{}), - unblockHangSubscription: make(chan struct{}), - } - if err := server.RegisterName("nftest2", service); err != nil { - t.Fatal(err) - } - - defer server.Stop() - client := DialInProc(server) - defer client.Close() - - var ( - nc = make(chan int) - errc = make(chan error) - sub *ClientSubscription - err error - ) - go func() { - sub, err = client.Subscribe(context.Background(), "nftest2", nc, "hangSubscription", 999) - errc <- err - }() - - <-service.gotHangSubscriptionReq - client.Close() - service.unblockHangSubscription <- struct{}{} - - select { - case err := <-errc: - if err == nil { - t.Errorf("Subscribe returned nil error after Close") - } - if sub != nil { - t.Error("Subscribe returned non-nil subscription after Close") - } - case <-time.After(1 * time.Second): - t.Fatalf("Subscribe did not return within 1s after Close") - } -} - -// This test reproduces https://github.com/ethereum/go-ethereum/issues/17837 where the -// client hangs during shutdown when Unsubscribe races with Client.Close. -func TestClientCloseUnsubscribeRace(t *testing.T) { - server := newTestServer() - defer server.Stop() - - for i := 0; i < 20; i++ { - client := DialInProc(server) - nc := make(chan int) - sub, err := client.Subscribe(context.Background(), "nftest", nc, "someSubscription", 3, 1) - if err != nil { - t.Fatal(err) - } - go client.Close() - go sub.Unsubscribe() - select { - case <-sub.Err(): - case <-time.After(5 * time.Second): - t.Fatal("subscription not closed within timeout") - } - } -} - -// This test checks that Client doesn't lock up when a single subscriber -// doesn't read subscription events. -func TestClientNotificationStorm(t *testing.T) { - server := newTestServer() - defer server.Stop() - - doTest := func(count int, wantError bool) { - client := DialInProc(server) - defer client.Close() - ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second) - defer cancel() - - // Subscribe on the server. It will start sending many notifications - // very quickly. - nc := make(chan int) - sub, err := client.Subscribe(ctx, "nftest", nc, "someSubscription", count, 0) - if err != nil { - t.Fatal("can't subscribe:", err) - } - defer sub.Unsubscribe() - - // Process each notification, try to run a call in between each of them. - for i := 0; i < count; i++ { - select { - case val := <-nc: - if val != i { - t.Fatalf("(%d/%d) unexpected value %d", i, count, val) - } - case err := <-sub.Err(): - if wantError && err != ErrSubscriptionQueueOverflow { - t.Fatalf("(%d/%d) got error %q, want %q", i, count, err, ErrSubscriptionQueueOverflow) - } else if !wantError { - t.Fatalf("(%d/%d) got unexpected error %q", i, count, err) - } - return - } - var r int - err := client.CallContext(ctx, &r, "nftest_echo", i) - if err != nil { - if !wantError { - t.Fatalf("(%d/%d) call error: %v", i, count, err) - } - return - } - } - if wantError { - t.Fatalf("didn't get expected error") - } - } - - doTest(8000, false) - doTest(21000, true) -} - -func TestClientHTTP(t *testing.T) { - server := newTestServer() - defer server.Stop() - - client, hs := httpTestClient(server, "http", nil) - defer hs.Close() - defer client.Close() - - // Launch concurrent requests. - var ( - results = make([]Result, 100) - errc = make(chan error) - wantResult = Result{"a", 1, new(Args)} - ) - defer client.Close() - for i := range results { - i := i - go func() { - errc <- client.Call(&results[i], "test_echo", - wantResult.String, wantResult.Int, wantResult.Args) - }() - } - - // Wait for all of them to complete. - timeout := time.NewTimer(5 * time.Second) - defer timeout.Stop() - for i := range results { - select { - case err := <-errc: - if err != nil { - t.Fatal(err) - } - case <-timeout.C: - t.Fatalf("timeout (got %d/%d) results)", i+1, len(results)) - } - } - - // Check results. - for i := range results { - if !reflect.DeepEqual(results[i], wantResult) { - t.Errorf("result %d mismatch: got %#v, want %#v", i, results[i], wantResult) - } - } -} - -func TestClientReconnect(t *testing.T) { - startServer := func(addr string) (*Server, net.Listener) { - srv := newTestServer() - l, err := net.Listen("tcp", addr) - if err != nil { - t.Fatal("can't listen:", err) - } - go http.Serve(l, srv.WebsocketHandler([]string{"*"})) - return srv, l - } - - ctx, cancel := context.WithTimeout(context.Background(), 12*time.Second) - defer cancel() - - // Start a server and corresponding client. - s1, l1 := startServer("127.0.0.1:0") - client, err := DialContext(ctx, "ws://"+l1.Addr().String()) - if err != nil { - t.Fatal("can't dial", err) - } - - // Perform a call. This should work because the server is up. - var resp Result - if err := client.CallContext(ctx, &resp, "test_echo", "", 1, nil); err != nil { - t.Fatal(err) - } - - // Shut down the server and allow for some cool down time so we can listen on the same - // address again. - l1.Close() - s1.Stop() - time.Sleep(2 * time.Second) - - // Try calling again. It shouldn't work. - if err := client.CallContext(ctx, &resp, "test_echo", "", 2, nil); err == nil { - t.Error("successful call while the server is down") - t.Logf("resp: %#v", resp) - } - - // Start it up again and call again. The connection should be reestablished. - // We spawn multiple calls here to check whether this hangs somehow. - s2, l2 := startServer(l1.Addr().String()) - defer l2.Close() - defer s2.Stop() - - start := make(chan struct{}) - errors := make(chan error, 20) - for i := 0; i < cap(errors); i++ { - go func() { - <-start - var resp Result - errors <- client.CallContext(ctx, &resp, "test_echo", "", 3, nil) - }() - } - close(start) - errcount := 0 - for i := 0; i < cap(errors); i++ { - if err = <-errors; err != nil { - errcount++ - } - } - t.Logf("%d errors, last error: %v", errcount, err) - if errcount > 1 { - t.Errorf("expected one error after disconnect, got %d", errcount) - } -} - -func httpTestClient(srv *Server, transport string, fl *flakeyListener) (*Client, *httptest.Server) { - // Create the HTTP server. - var hs *httptest.Server - switch transport { - case "ws": - hs = httptest.NewUnstartedServer(srv.WebsocketHandler([]string{"*"})) - case "http": - hs = httptest.NewUnstartedServer(srv) - default: - panic("unknown HTTP transport: " + transport) - } - // Wrap the listener if required. - if fl != nil { - fl.Listener = hs.Listener - hs.Listener = fl - } - // Connect the client. - hs.Start() - client, err := Dial(transport + "://" + hs.Listener.Addr().String()) - if err != nil { - panic(err) - } - return client, hs -} - -func ipcTestClient(srv *Server, fl *flakeyListener) (*Client, net.Listener) { - // Listen on a random endpoint. - endpoint := fmt.Sprintf("go-ethereum-test-ipc-%d-%d", os.Getpid(), rand.Int63()) - if runtime.GOOS == "windows" { - endpoint = `\\.\pipe\` + endpoint - } else { - endpoint = os.TempDir() + "/" + endpoint - } - l, err := ipcListen(endpoint) - if err != nil { - panic(err) - } - // Connect the listener to the server. - if fl != nil { - fl.Listener = l - l = fl - } - go srv.ServeListener(l) - // Connect the client. - client, err := Dial(endpoint) - if err != nil { - panic(err) - } - return client, l -} - -// flakeyListener kills accepted connections after a random timeout. -type flakeyListener struct { - net.Listener - maxKillTimeout time.Duration - maxAcceptDelay time.Duration -} - -func (l *flakeyListener) Accept() (net.Conn, error) { - delay := time.Duration(rand.Int63n(int64(l.maxAcceptDelay))) - time.Sleep(delay) - - c, err := l.Listener.Accept() - if err == nil { - timeout := time.Duration(rand.Int63n(int64(l.maxKillTimeout))) - time.AfterFunc(timeout, func() { - log.Debug(fmt.Sprintf("killing conn %v after %v", c.LocalAddr(), timeout)) - c.Close() - }) - } - return c, err -} diff --git a/rpc/http_test.go b/rpc/htt