| 知乎专栏 ｜ 多维度架构 |
truffle 自带一个开发环境
neo@netkiller ~/ethereum/truffle-project % truffle develop Truffle Develop started at http://localhost:9545/ Accounts: (0) 0x627306090abab3a6e1400e9345bc60c78a8bef57 (1) 0xf17f52151ebef6c7334fad080c5704d77216b732 (2) 0xc5fdf4076b8f3a5357c5e395ab970b5b54098fef (3) 0x821aea9a577a9b44299b9c15c88cf3087f3b5544 (4) 0x0d1d4e623d10f9fba5db95830f7d3839406c6af2 (5) 0x2932b7a2355d6fecc4b5c0b6bd44cc31df247a2e (6) 0x2191ef87e392377ec08e7c08eb105ef5448eced5 (7) 0x0f4f2ac550a1b4e2280d04c21cea7ebd822934b5 (8) 0x6330a553fc93768f612722bb8c2ec78ac90b3bbc (9) 0x5aeda56215b167893e80b4fe645ba6d5bab767de Private Keys: (0) c87509a1c067bbde78beb793e6fa76530b6382a4c0241e5e4a9ec0a0f44dc0d3 (1) ae6ae8e5ccbfb04590405997ee2d52d2b330726137b875053c36d94e974d162f (2) 0dbbe8e4ae425a6d2687f1a7e3ba17bc98c673636790f1b8ad91193c05875ef1 (3) c88b703fb08cbea894b6aeff5a544fb92e78a18e19814cd85da83b71f772aa6c (4) 388c684f0ba1ef5017716adb5d21a053ea8e90277d0868337519f97bede61418 (5) 659cbb0e2411a44db63778987b1e22153c086a95eb6b18bdf89de078917abc63 (6) 82d052c865f5763aad42add438569276c00d3d88a2d062d36b2bae914d58b8c8 (7) aa3680d5d48a8283413f7a108367c7299ca73f553735860a87b08f39395618b7 (8) 0f62d96d6675f32685bbdb8ac13cda7c23436f63efbb9d07700d8669ff12b7c4 (9) 8d5366123cb560bb606379f90a0bfd4769eecc0557f1b362dcae9012b548b1e5 Mnemonic: candy maple cake sugar pudding cream honey rich smooth crumble sweet treat truffle(develop)>
truffle develop 的作用于 testrpc 类似。
neo@netkiller ~/ethereum/truffle-project % testrpc
EthereumJS TestRPC v6.0.3 (ganache-core: 2.0.2)
Available Accounts
==================
(0) 0xb5fd43ee8fa5ce1db9a30a25ba385ee3bfc72966
(1) 0xf5a732345734e1f0f49cbadb145a20d1e1a44b95
(2) 0x834fcd8c55fdf21fd14c82e9a1ef5d3636a2fed6
(3) 0x5aa4d047d85727309d3ca653c83c3bb0ecd18903
(4) 0xb4db2dede86f4539e56ac4438f6e36f09c307e46
(5) 0x8da382b1a10ab2f1dc149e19fda228a07c78935c
(6) 0xb290297e89b52713548ff93e5fc23bc3c4183dde
(7) 0x546183289bd4d9d33a3aee0ee663c0729926e583
(8) 0xca58321e442533b7f827e6e8976e1905acd15214
(9) 0xe2c0b336bbb03564204e15a2cb7744564a53efcc
Private Keys
==================
(0) ff32f7a06e2fb26b51a745c1e428c60df92c0f9bb3301b19a5b7e0cdfaae521a
(1) cdbfe40321b6ade8a246748df1c48a738b8a531aee4d1f60a45bfd7f941e0064
(2) 7092117c2d7832980945e18645a60a1ed0e59261d040749f8b5202c2fc653d74
(3) f329657c9ad808e9f794a7462a1a9c276266343d5ced263ab618b6a19d6857c1
(4) 1221766592618add3a57ab109f00efcc70867dd8a9b10a0f7ea75c2b619edfc3
(5) c27005d6c3581193124c84766cc0b1cc318cb201b7d00b1035f4a4c7767ba790
(6) 6b7f43dca1dcc00203b751191096bb0602e17a9a94dcee8b846329efa703cea9
(7) 41be5971d71935bc88c3cf8aefd78ed3188c8721b7134cda3b25d353faf05d4f
(8) bd4c9d512a4f2da2cdcd9e4f89c049e3e7ac81bf57a05369997c2f13e793bebb
(9) 04196d803f743cc1fd021e7d02d5a552f14ab9826ccd4d4b265ff96c45169d2c
HD Wallet
==================
Mnemonic: confirm shift cable melody caught swing erode language spend victory conduct van
Base HD Path: m/44'/60'/0'/0/{account_index}
Listening on localhost:8545
cd ~/ethereum mkdir truffle-project cd truffle-project truffle init
操作演示
neo@netkiller ~/ethereum/truffle-project % truffle init Downloading... Unpacking... Setting up... Unbox successful. Sweet! Commands: Compile: truffle compile Migrate: truffle migrate Test contracts: truffle test neo@netkiller ~/ethereum/truffle-project % tree . |-- contracts | `-- Migrations.sol |-- migrations | `-- 1_initial_migration.js |-- test |-- truffle-config.js `-- truffle.js 3 directories, 4 files
目录结构简单说明如下：
contract/ - Truffle默认的合约文件存放地址。
migrations/ - 存放发布脚本文件
test/ - 用来测试应用和合约的测试文件
truffle.js - Truffle的配置文件
app/ - 需要用户创建，应用文件运行的默认目录。
pragma solidity ^0.4.18;
contract Netkiller {
string name;
int num;
function Netkiller() public{
name = "default";
num = 1;
}
function setName(string _name) public{
name = _name;
}
function getName() public view returns(string){
return name;
}
function setNum(int n) public{
num = n;
}
function addNum(int m) public view returns(int res){
res = m + num;
}
}
neo@netkiller ~/ethereum/truffle-project % vim migrations/2_initial_migration.js
var Netkiller = artifacts.require("./Netkiller.sol");
module.exports = function(deployer) {
deployer.deploy(Netkiller);
};
打开文件 truffle.js
module.exports = {
// See <http://truffleframework.com/docs/advanced/configuration>
// to customize your Truffle configuration!
};
修改为
module.exports = {
// See <http://truffleframework.com/docs/advanced/configuration>
// to customize your Truffle configuration!
networks: {
development: {
host: "localhost",
port: 9545,
network_id: "*" // Match any network id
}
}
};
neo@netkiller ~/ethereum/truffle-project % truffle compile Compiling ./contracts/Migrations.sol... Compiling ./contracts/Netkiller.sol... Writing artifacts to ./build/contracts
truffle默认只会编译最后一次修改过的合约文件, 这是为了减少比重复编译。"--all"选项,可以强制编译所有文件。
编译结果
neo@netkiller ~/ethereum/truffle-project % find build build build/contracts build/contracts/Migrations.json build/contracts/Netkiller.json
Mac 环境
neo@MacBook-Pro ~/ethereum/truffle % node --version
v9.5.0
neo@MacBook-Pro ~/ethereum/truffle % npm version
{ npm: '5.6.0',
ares: '1.13.0',
cldr: '32.0.1',
http_parser: '2.7.0',
icu: '60.2',
modules: '59',
napi: '2',
nghttp2: '1.29.0',
node: '9.5.0',
openssl: '1.0.2n',
tz: '2017c',
unicode: '10.0',
uv: '1.19.1',
v8: '6.2.414.46-node.18',
zlib: '1.2.11' }
neo@MacBook-Pro ~/ethereum/truffle % truffle version
Truffle v4.0.6 (core: 4.0.6)
Solidity v0.4.19 (solc-js)
创建项目并初始化
mkdir -p ~/ethereum/truffle cd ethereum/truffle truffle init
truffle 自带一个开发环境
neo@netkiller ~/ethereum/truffle-project % truffle develop Truffle Develop started at http://localhost:9545/ Accounts: (0) 0x627306090abab3a6e1400e9345bc60c78a8bef57 (1) 0xf17f52151ebef6c7334fad080c5704d77216b732 (2) 0xc5fdf4076b8f3a5357c5e395ab970b5b54098fef (3) 0x821aea9a577a9b44299b9c15c88cf3087f3b5544 (4) 0x0d1d4e623d10f9fba5db95830f7d3839406c6af2 (5) 0x2932b7a2355d6fecc4b5c0b6bd44cc31df247a2e (6) 0x2191ef87e392377ec08e7c08eb105ef5448eced5 (7) 0x0f4f2ac550a1b4e2280d04c21cea7ebd822934b5 (8) 0x6330a553fc93768f612722bb8c2ec78ac90b3bbc (9) 0x5aeda56215b167893e80b4fe645ba6d5bab767de Private Keys: (0) c87509a1c067bbde78beb793e6fa76530b6382a4c0241e5e4a9ec0a0f44dc0d3 (1) ae6ae8e5ccbfb04590405997ee2d52d2b330726137b875053c36d94e974d162f (2) 0dbbe8e4ae425a6d2687f1a7e3ba17bc98c673636790f1b8ad91193c05875ef1 (3) c88b703fb08cbea894b6aeff5a544fb92e78a18e19814cd85da83b71f772aa6c (4) 388c684f0ba1ef5017716adb5d21a053ea8e90277d0868337519f97bede61418 (5) 659cbb0e2411a44db63778987b1e22153c086a95eb6b18bdf89de078917abc63 (6) 82d052c865f5763aad42add438569276c00d3d88a2d062d36b2bae914d58b8c8 (7) aa3680d5d48a8283413f7a108367c7299ca73f553735860a87b08f39395618b7 (8) 0f62d96d6675f32685bbdb8ac13cda7c23436f63efbb9d07700d8669ff12b7c4 (9) 8d5366123cb560bb606379f90a0bfd4769eecc0557f1b362dcae9012b548b1e5 Mnemonic: candy maple cake sugar pudding cream honey rich smooth crumble sweet treat truffle(develop)>
创建合约文件 contracts/Greeter.sol
pragma solidity ^0.4.20;
contract Greeter
{
address creator;
string greeting;
function Greeter() public
{
creator = msg.sender;
greeting = "default";
}
function greet() constant public returns (string)
{
return greeting;
}
function setGreeting(string _newgreeting) public
{
greeting = _newgreeting;
}
function kill() public
{
if (msg.sender == creator)
selfdestruct(creator);
}
}
创建部署文件 migrations/2_initial_migration.js
var Greeter = artifacts.require("./Greeter.sol");
module.exports = function(deployer) {
deployer.deploy(Greeter);
};
打开文件 truffle.js
module.exports = {
// See <http://truffleframework.com/docs/advanced/configuration>
// to customize your Truffle configuration!
};
修改为
module.exports = {
// See <http://truffleframework.com/docs/advanced/configuration>
// to customize your Truffle configuration!
networks: {
development: {
host: "localhost",
port: 9545,
network_id: "*" // Match any network id
}
}
};
编译并部署合约
neo@MacBook-Pro ~/ethereum/truffle % truffle compile Compiling ./contracts/Greeter.sol... Writing artifacts to ./build/contracts neo@MacBook-Pro ~/ethereum/truffle % truffle migrate --reset Using network 'development'. Running migration: 1_initial_migration.js Replacing Migrations... ... 0xddeac9a1c57772df50064f11227fcb5515e54a3e88e15843f5c0bc1b55a0dad7 Migrations: 0x2c2b9c9a4a25e24b174f26114e8926a9f2128fe4 Saving successful migration to network... ... 0x9b51540f5a7d75a8fc920e3e5e4ec66792ba31fd006bd176901f0e6347af2dba Saving artifacts... Running migration: 2_initial_migration.js Deploying Greeter... ... 0x312ead931bbe4b288315317bdf6735ba4fe4f30c20382f085ca27be345819983 Greeter: 0xfb88de099e13c3ed21f80a7a1e49f8caecf10df6 Saving successful migration to network... ... 0x69eaa7ed49cc72426706d54c4f52ba70b742ed6910f1223eb0df5f250b4b8ec3 Saving artifacts...
测试脚本
Greeter.deployed().then(instance => console.log(instance.address))
var contract;
Greeter.deployed().then(function(instance){contract= instance;});
contract.greet();
contract.setGreeting("http://www.netkiller.cn")
contract.greet();
进入控制台，交互执行上面程序
neo@MacBook-Pro ~/ethereum/truffle % truffle console
truffle(development)>
truffle(development)> Greeter.deployed().then(instance => console.log(instance.address))
0x82d50ad3c1091866e258fd0f1a7cc9674609d254
undefined
truffle(development)> var contract;
undefined
truffle(development)> Greeter.deployed().then(function(instance){contract= instance;});
undefined
truffle(development)> contract.greet();
'default'
truffle(development)> contract.setGreeting("http://www.netkiller.cn")
{ tx: '0xa5cbfba78c84415517740a482c2bf2208da0c6b0ecabcd5c22db2c85749041c8',
receipt:
{ transactionHash: '0xa5cbfba78c84415517740a482c2bf2208da0c6b0ecabcd5c22db2c85749041c8',
transactionIndex: 0,
blockHash: '0x557758e0d9b1ef81f41728cb92f43041d009751d5ce5e2e4424f7fb90f52041a',
blockNumber: 16,
gasUsed: 34206,
cumulativeGasUsed: 34206,
contractAddress: null,
logs: [],
status: 1 },
logs: [] }
truffle(development)> contract.greet();
'http://www.netkiller.cn'
[ethereum@netkiller truffle]$ cat contracts/TokenERC20.sol
pragma solidity ^0.4.20;
contract TokenERC20 {
address public owner;
// Public variables of the token
string public name;
string public symbol;
uint8 public decimals = 2;
// 18 decimals is the strongly suggested default, avoid changing it
uint256 public totalSupply;
// This creates an array with all balances
mapping (address => uint256) public balanceOf;
mapping (address => mapping (address => uint256)) public allowance;
// This generates a public event on the blockchain that will notify clients
event Transfer(address indexed from, address indexed to, uint256 value);
// This notifies clients about the amount burnt
event Burn(address indexed from, uint256 value);
mapping (address => bool) public frozenAccount;
event FrozenFunds(address target, bool frozen);
/**
* Constrctor function
*
* Initializes contract with initial supply tokens to the creator of the contract
*/
function TokenERC20(
uint256 initialSupply,
string tokenName,
string tokenSymbol
) public {
owner = msg.sender;
totalSupply = initialSupply * 10 ** uint256(decimals); // Update total supply with the decimal amount
balanceOf[msg.sender] = totalSupply; // Give the creator all initial tokens
name = tokenName; // Set the name for display purposes
symbol = tokenSymbol; // Set the symbol for display purposes
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
/**
* Internal transfer, only can be called by this contract
*/
function _transfer(address _from, address _to, uint _value) internal {
// Prevent transfer to 0x0 address. Use burn() instead
require(_to != 0x0);
// Check if the sender has enough
require(balanceOf[_from] >= _value);
// Check for overflows
require(balanceOf[_to] + _value > balanceOf[_to]);
// Save this for an assertion in the future
uint previousBalances = balanceOf[_from] + balanceOf[_to];
// Subtract from the sender
balanceOf[_from] -= _value;
// Add the same to the recipient
balanceOf[_to] += _value;
// Asserts are used to use static analysis to find bugs in your code. They should never fail
assert(balanceOf[_from] + balanceOf[_to] == previousBalances);
}
function transfer(address _to, uint256 _value) public {
require(!frozenAccount[msg.sender]);
_transfer(msg.sender, _to, _value);
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
require(!frozenAccount[msg.sender]);
require(_value <= allowance[_from][msg.sender]); // Check allowance
allowance[_from][msg.sender] -= _value;
_transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public
returns (bool success) {
allowance[msg.sender][_spender] = _value;
return true;
}
function approveAndCall(address _spender, uint256 _value)
public
returns (bool success) {
if (approve(_spender, _value)) {
return true;
}
}
function burn(uint256 _value) onlyOwner public returns (bool success) {
require(balanceOf[msg.sender] >= _value); // Check if the sender has enough
balanceOf[msg.sender] -= _value; // Subtract from the sender
totalSupply -= _value; // Updates totalSupply
return true;
}
function burnFrom(address _from, uint256 _value) onlyOwner public returns (bool success) {
require(balanceOf[_from] >= _value); // Check if the targeted balance is enough
require(_value <= allowance[_from][msg.sender]); // Check allowance
balanceOf[_from] -= _value; // Subtract from the targeted balance
allowance[_from][msg.sender] -= _value; // Subtract from the sender's allowance
totalSupply -= _value; // Update totalSupply
return true;
}
function transfer(address _to, uint256 _value, bytes _data) public returns (bool) {
require(_to != address(this));
transfer(_to, _value);
require(_to.call(_data));
return true;
}
function transferFrom(address _from, address _to, uint256 _value, bytes _data) public returns (bool) {
require(_to != address(this));
transferFrom(_from, _to, _value);
require(_to.call(_data));
return true;
}
function approve(address _spender, uint256 _value, bytes _data) public returns (bool) {
require(_spender != address(this));
approve(_spender, _value);
require(_spender.call(_data));
return true;
}
function transferOwnership(address _owner) onlyOwner public {
owner = _owner;
}
function mintToken(address target, uint256 mintedAmount) public onlyOwner {
balanceOf[target] += mintedAmount;
totalSupply += mintedAmount;
}
function freezeAccount(address target, bool freeze) public onlyOwner {
frozenAccount[target] = freeze;
}
}
[ethereum@netkiller truffle]$ cat migrations/2_initial_token.js
var TokenERC20 = artifacts.require("./TokenERC20.sol");
module.exports = function(deployer) {
deployer.deploy(TokenERC20,1200000000,"Netkiller Coin","NKC");
};
[ethereum@netkiller truffle]$ truffle compile Compiling ./contracts/Migrations.sol... Compiling ./contracts/TokenERC20.sol... Writing artifacts to ./build/contracts [ethereum@netkiller truffle]$ truffle migrate Using network 'development'. Running migration: 1_initial_migration.js Deploying Migrations... ... 0x80746c040d6c6ed8178f90d74356a994fea81516bdd6579d003c433d7a0a0116 Migrations: 0x8cdaf0cd259887258bc13a92c0a6da92698644c0 Saving successful migration to network... ... 0xd7bc86d31bee32fa3988f1c1eabce403a1b5d570340a3a9cdba53a472ee8c956 Saving artifacts... Running migration: 2_initial_token.js Deploying TokenERC20... ... 0xb375b52fe6df9f298828672f3ba3560d7a6f6806ce344e964439d0febc13cb97 TokenERC20: 0x345ca3e014aaf5dca488057592ee47305d9b3e10 Saving successful migration to network... ... 0xf36163615f41ef7ed8f4a8f192149a0bf633fe1a2398ce001bf44c43dc7bdda0 Saving artifacts...
[ethereum@netkiller truffle]$ truffle console
truffle(development)> var contract;
undefined
truffle(development)> TokenERC20.deployed().then(function(instance){contract=instance;});
undefined
truffle(development)> contract.symbol.call().then(console.log);
NKC
truffle(development)> contract.name.call().then(console.log);
Netkiller Coin
解锁账号，查看 gas limit 价格
[ethereum@netkiller ~]$ geth attach
Welcome to the Geth JavaScript console!
instance: Geth/v1.8.7-stable/linux-amd64/go1.10.2
coinbase: 0x8232ef29d29f46d3621350ab7097604247ed4830
at block: 2863 (Fri, 11 May 2018 17:16:01 CST)
datadir: /home/ethereum/.ethereum
modules: admin:1.0 debug:1.0 eth:1.0 miner:1.0 net:1.0 personal:1.0 rpc:1.0 txpool:1.0 web3:1.0
> personal.unlockAccount(eth.accounts[0],"12345678",50000)
true
> web3.eth.getBlock("pending").gasLimit
4712388
> exit
配置 truffle.js
[ethereum@netkiller truffle]$ cat truffle.js
module.exports = {
// See <http://truffleframework.com/docs/advanced/configuration>
// to customize your Truffle configuration!
networks: {
development: {
host: "localhost",
port: 8545,
gas: 4712388,
network_id: "*" // Match any network id
}
}
};
[ethereum@netkiller truffle]$ truffle compile (node:23256) ExperimentalWarning: The fs.promises API is experimental Compiling ./contracts/NetkillerAdvancedToken.sol... Writing artifacts to ./build/contracts
[ethereum@netkiller truffle]$ truffle migrate (node:23456) ExperimentalWarning: The fs.promises API is experimental Using network 'development'. Running migration: 1_initial_migration.js Deploying Migrations... ... 0xa5937808d9d42dba231738d79d5989e160a2bbc02aa7e8938d0ee71a11eab9a7 Migrations: 0x0f6d790c0ce6453161ead810246602c601f836e7 Saving successful migration to network... ... 0xabd2d76488caa48eac5b9ad5d662b34a8b41acacb5657ff4f78c5c4530913d2b Saving artifacts... Running migration: 2_initial_token.js Deploying NetkillerAdvancedToken... ... 0x190239e85c54aa407ba8dd98357ebabbe2dcab65811f3c4aab7486af27436a09 NetkillerAdvancedToken: 0xb45bd60c48ea18991a5f25a644682d8cf7572ccf Saving successful migration to network... ... 0x97b9fffef368b2411341d9fed31bd771d0beebe02bde8c19c61a9e0dde0cc773 Saving artifacts...
var contract;
NetkillerAdvancedTokenAirDrop.deployed().then(function(instance){contract=instance;});
contract.symbol.call().then(console.log);
contract.name.call().then(console.log);
contract.totalSupply.call().then(console.log);
contract.balanceOf.call(web3.eth.accounts[0]).then(console.log);
contract.transfer(web3.eth.accounts[1],100).then(function(){contract.balanceOf.call(web3.eth.accounts[1]).then(console.log);});
contract.transferFrom(web3.eth.accounts[0],web3.eth.accounts[1],100).then(function(){contract.balanceOf.call(web3.eth.accounts[1]).then(console.log);});
contract.setLock(true);
contract.transfer(web3.eth.accounts[2],100).then(function(){contract.balanceOf.call(web3.eth.accounts[2]).then(console.log);});
演示
truffle(development)> contract.setLock(true);
{ tx: '0x6a603ca9456b574224aa97b8bf1d66280fc8509c94253c0037bc5bb71135a667',
receipt:
{ transactionHash: '0x6a603ca9456b574224aa97b8bf1d66280fc8509c94253c0037bc5bb71135a667',
transactionIndex: 0,
blockHash: '0x4e0893b5ff6b1d85182dca0ceb3c0c2cb750183ff856b7ad2e323ad2a3b55fdc',
blockNumber: 13,
gasUsed: 42424,
cumulativeGasUsed: 42424,
contractAddress: null,
logs: [],
status: 1 },
logs: [] }
truffle(development)> contract.transfer(web3.eth.accounts[2],100).then(function(){contract.balanceOf.call(web3.eth.accounts[2]).then(console.log);});
Error: VM Exception while processing transaction: revert
at XMLHttpRequest._onHttpResponseEnd (/usr/local/lib/node_modules/truffle/build/webpack:/~/xhr2/lib/xhr2.js:509:1)
at XMLHttpRequest._setReadyState (/usr/local/lib/node_modules/truffle/build/webpack:/~/xhr2/lib/xhr2.js:354:1)
at XMLHttpRequestEventTarget.dispatchEvent (/usr/local/lib/node_modules/truffle/build/webpack:/~/xhr2/lib/xhr2.js:64:1)
at XMLHttpRequest.request.onreadystatechange (/usr/local/lib/node_modules/truffle/build/webpack:/~/web3/lib/web3/httpprovider.js:128:1)
at /usr/local/lib/node_modules/truffle/build/webpack:/~/truffle-provider/wrapper.js:134:1
at /usr/local/lib/node_modules/truffle/build/webpack:/~/web3/lib/web3/requestmanager.js:86:1
at Object.InvalidResponse (/usr/local/lib/node_modules/truffle/build/webpack:/~/web3/lib/web3/errors.js:38:1)
解锁后再测试
contract.setLock(false);
contract.transfer(web3.eth.accounts[2],100).then(function(){contract.balanceOf.call(web3.eth.accounts[2]).then(console.log);});
truffle(development)> contract.setLock(false);
{ tx: '0x3d4b8d49626c1171ab7160274a9f573bb06999fa7bc33240704199c7905f62fd',
receipt:
{ transactionHash: '0x3d4b8d49626c1171ab7160274a9f573bb06999fa7bc33240704199c7905f62fd',
transactionIndex: 0,
blockHash: '0x0c78b27d817449b6a3727a13041f1880cbf5466a8b81719f2541c08d59ca5fb3',
blockNumber: 15,
gasUsed: 13680,
cumulativeGasUsed: 13680,
contractAddress: null,
logs: [],
status: 1 },
logs: [] }
truffle(development)> contract.transfer(web3.eth.accounts[2],100).then(function(){contract.balanceOf.call(web3.eth.accounts[2]).then(console.log);});
undefined
truffle(development)> BigNumber { s: 1, e: 2, c: [ 100 ] }
[ethereum@netkiller ~]$ geth account new
INFO [05-11|17:25:49] Maximum peer count ETH=25 LES=0 total=25
Your new account is locked with a password. Please give a password. Do not forget this password.
Passphrase:
Repeat passphrase:
Address: {3c1ba8b80b9a8697f2e34194c2a73a93105be23d}
contract.mintAirdropToken(1000000); contract.totalAirdropSupply.call().then(console.log); contract.totalSupply.call().then(console.log); contract.setAirdrop(10); contract.setAirdropLock(true); contract.balanceOf.call(web3.eth.accounts[3]).then(console.log); contract.currentTotalAirdrop.call().then(console.log);
操作演示
[ethereum@netkiller ~]$ truffle console
truffle(development)> var contract;
NetkillerAdvancedTokenAirDrop.deployed().then(function(instance){contract=instance;});undefined
truffle(development)> NetkillerAdvancedTokenAirDrop.deployed().then(function(instance){contract=instance;});
undefined
truffle(development)> contract.mintAirdropToken(1000000);
{ tx: '0xab251fafc30724273259442fc02bfa429235ff14535f4fb25e29bed7de09ea11',
receipt:
{ transactionHash: '0xab251fafc30724273259442fc02bfa429235ff14535f4fb25e29bed7de09ea11',
transactionIndex: 0,
blockHash: '0x5498eb579a08e8da1ca2d5ad3d6dd5b0a5c21cc9a630809783d09b65e26929b9',
blockNumber: 28,
gasUsed: 47701,
cumulativeGasUsed: 47701,
contractAddress: null,
logs: [],
status: 1 },
logs: [] }
truffle(development)> contract.setAirdrop(10);
{ tx: '0xd8a3a16328373858e3cc30c7947b3c3c00db447bb3306f2cf2af58fd0215aef8',
receipt:
{ transactionHash: '0xd8a3a16328373858e3cc30c7947b3c3c00db447bb3306f2cf2af58fd0215aef8',
transactionIndex: 0,
blockHash: '0x5be96cfd95031a132fc643b06d01dba0b14f736fa9fa3f16dd5bbd9c7f030700',
blockNumber: 29,
gasUsed: 42209,
cumulativeGasUsed: 42209,
contractAddress: null,
logs: [],
status: 1 },
logs: [] }
truffle(development)> contract.setAirdropLock(true);
{ tx: '0x7b8b5747a64111a500cce22371d78b2c3c4ce0b5a2b585b26c0278876044e231',
receipt:
{ transactionHash: '0x7b8b5747a64111a500cce22371d78b2c3c4ce0b5a2b585b26c0278876044e231',
transactionIndex: 0,
blockHash: '0xd6960add791b36afac1126a00af16f2833043dcb3416d68bb4056db64313dc93',
blockNumber: 30,
gasUsed: 42408,
cumulativeGasUsed: 42408,
contractAddress: null,
logs: [],
status: 1 },
logs: [] }
truffle(development)> contract.balanceOf.call(web3.eth.accounts[5]).then(console.log);
BigNumber { s: 1, e: 1, c: [ 10 ] }
undefined