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author | Maran <maran.hidskes@gmail.com> | 2014-05-02 20:08:27 +0800 |
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committer | Maran <maran.hidskes@gmail.com> | 2014-05-02 20:08:27 +0800 |
commit | 69d83b1da55a2149a402e7fa66721fd98f580801 (patch) | |
tree | 0d97a4b4ea74dda35e7995665c1ecc5f9c13f72e /ethpub/pub.go | |
parent | c54788338aad3897f7c0d5631984eaba5207e657 (diff) | |
parent | 1f6df0cd522842095c5ca723d2e11fc6b97b8b6a (diff) | |
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Merge branch 'develop' into feature/rpc
Diffstat (limited to 'ethpub/pub.go')
-rw-r--r-- | ethpub/pub.go | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/ethpub/pub.go b/ethpub/pub.go new file mode 100644 index 000000000..c6f177124 --- /dev/null +++ b/ethpub/pub.go @@ -0,0 +1,108 @@ +package ethpub + +import ( + "github.com/ethereum/eth-go" + "github.com/ethereum/eth-go/ethchain" + "github.com/ethereum/eth-go/ethutil" +) + +type PEthereum struct { + stateManager *ethchain.StateManager + blockChain *ethchain.BlockChain + txPool *ethchain.TxPool +} + +func NewPEthereum(eth *eth.Ethereum) *PEthereum { + return &PEthereum{ + eth.StateManager(), + eth.BlockChain(), + eth.TxPool(), + } +} + +func (lib *PEthereum) GetBlock(hexHash string) *PBlock { + hash := ethutil.FromHex(hexHash) + + block := lib.blockChain.GetBlock(hash) + + return &PBlock{Number: int(block.BlockInfo().Number), Hash: ethutil.Hex(block.Hash())} +} + +func (lib *PEthereum) GetKey() *PKey { + keyPair, err := ethchain.NewKeyPairFromSec(ethutil.Config.Db.GetKeys()[0].PrivateKey) + if err != nil { + return nil + } + + return NewPKey(keyPair) +} + +func (lib *PEthereum) GetStateObject(address string) *PStateObject { + stateObject := lib.stateManager.ProcState().GetContract(ethutil.FromHex(address)) + if stateObject != nil { + return NewPStateObject(stateObject) + } + + // See GetStorage for explanation on "nil" + return NewPStateObject(nil) +} + +func (lib *PEthereum) Transact(key, recipient, valueStr, gasStr, gasPriceStr, dataStr string) (*PReceipt, error) { + return lib.createTx(key, recipient, valueStr, gasStr, gasPriceStr, dataStr, "") +} + +func (lib *PEthereum) Create(key, valueStr, gasStr, gasPriceStr, initStr, bodyStr string) (*PReceipt, error) { + return lib.createTx(key, "", valueStr, gasStr, gasPriceStr, initStr, bodyStr) +} + +func (lib *PEthereum) createTx(key, recipient, valueStr, gasStr, gasPriceStr, initStr, scriptStr string) (*PReceipt, error) { + var hash []byte + var contractCreation bool + if len(recipient) == 0 { + contractCreation = true + } else { + hash = ethutil.FromHex(recipient) + } + + keyPair, err := ethchain.NewKeyPairFromSec([]byte(ethutil.FromHex(key))) + if err != nil { + return nil, err + } + + value := ethutil.Big(valueStr) + gas := ethutil.Big(gasStr) + gasPrice := ethutil.Big(gasPriceStr) + var tx *ethchain.Transaction + // Compile and assemble the given data + if contractCreation { + initScript, err := ethutil.Compile(initStr) + if err != nil { + return nil, err + } + mainScript, err := ethutil.Compile(scriptStr) + if err != nil { + return nil, err + } + + tx = ethchain.NewContractCreationTx(value, gas, gasPrice, mainScript, initScript) + } else { + // Just in case it was submitted as a 0x prefixed string + if initStr[0:2] == "0x" { + initStr = initStr[2:len(initStr)] + } + tx = ethchain.NewTransactionMessage(hash, value, gas, gasPrice, ethutil.FromHex(initStr)) + } + + acc := lib.stateManager.GetAddrState(keyPair.Address()) + tx.Nonce = acc.Nonce + tx.Sign(keyPair.PrivateKey) + lib.txPool.QueueTransaction(tx) + + if contractCreation { + ethutil.Config.Log.Infof("Contract addr %x", tx.CreationAddress()) + } else { + ethutil.Config.Log.Infof("Tx hash %x", tx.Hash()) + } + + return NewPReciept(contractCreation, tx.CreationAddress(), tx.Hash(), keyPair.Address()), nil +} |