74 lines
2.2 KiB
Go
74 lines
2.2 KiB
Go
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// Copyright 2016 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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// +build none
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// This program generates contract/code.go, which contains the chequebook code
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// after deployment.
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package main
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import (
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"fmt"
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"io/ioutil"
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"math/big"
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"github.com/ethereum/go-ethereum/accounts/abi/bind"
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"github.com/ethereum/go-ethereum/accounts/abi/bind/backends"
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"github.com/ethereum/go-ethereum/contracts/chequebook/contract"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/crypto"
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)
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var (
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testKey, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
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testAccount = core.GenesisAccount{
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Address: crypto.PubkeyToAddress(testKey.PublicKey),
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Balance: big.NewInt(500000000000),
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}
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)
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func main() {
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backend := backends.NewSimulatedBackend(testAccount)
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auth := bind.NewKeyedTransactor(testKey)
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// Deploy the contract, get the code.
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addr, _, _, err := contract.DeployChequebook(auth, backend)
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if err != nil {
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panic(err)
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}
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backend.Commit()
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code, err := backend.CodeAt(nil, addr, nil)
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if err != nil {
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panic(err)
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}
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if len(code) == 0 {
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panic("empty code")
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}
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// Write the output file.
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content := fmt.Sprintf(`// TODO: insert license header
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package contract
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// ContractDeployedCode is used to detect suicides. This constant needs to be
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// updated when the contract code is changed.
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const ContractDeployedCode = "%#x"
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`, code)
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if err := ioutil.WriteFile("contract/code.go", []byte(content), 0644); err != nil {
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panic(err)
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}
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}
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