Merge branch 'development'

15 files changed, 671 insertions, 0 deletions

diff --git a/packages/migrations/src/1.0.0/artifacts.ts b/packages/migrations/src/1.0.0/artifacts.ts
new file mode 100644
index 000000000..d0a9f735a
--- /dev/null
+++ b/packages/migrations/src/1.0.0/artifacts.ts
@@ -0,0 +1,21 @@
+import { ContractArtifact } from '@0xproject/sol-compiler';
+
+import * as DummyERC20Token from '../../artifacts/1.0.0/DummyERC20Token.json';
+import * as Exchange from '../../artifacts/1.0.0/Exchange_v1.json';
+import * as MultiSigWalletWithTimeLock from '../../artifacts/1.0.0/MultiSigWalletWithTimeLock.json';
+import * as MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress from '../../artifacts/1.0.0/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.json';
+import * as TokenRegistry from '../../artifacts/1.0.0/TokenRegistry.json';
+import * as TokenTransferProxy from '../../artifacts/1.0.0/TokenTransferProxy_v1.json';
+import * as EtherToken from '../../artifacts/1.0.0/WETH9.json';
+import * as ZRX from '../../artifacts/1.0.0/ZRXToken.json';
+
+export const artifacts = {
+    ZRX: (ZRX as any) as ContractArtifact,
+    DummyERC20Token: (DummyERC20Token as any) as ContractArtifact,
+    Exchange: (Exchange as any) as ContractArtifact,
+    EtherToken: (EtherToken as any) as ContractArtifact,
+    TokenRegistry: (TokenRegistry as any) as ContractArtifact,
+    TokenTransferProxy: (TokenTransferProxy as any) as ContractArtifact,
+    MultiSigWalletWithTimeLock: (MultiSigWalletWithTimeLock as any) as ContractArtifact,
+    MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress: (MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress as any) as ContractArtifact,
+};
diff --git a/packages/migrations/src/1.0.0/migration.ts b/packages/migrations/src/1.0.0/migration.ts
new file mode 100644
index 000000000..0a3c25ae1
--- /dev/null
+++ b/packages/migrations/src/1.0.0/migration.ts
@@ -0,0 +1,142 @@
+import { BigNumber, NULL_BYTES } from '@0xproject/utils';
+import { Web3Wrapper } from '@0xproject/web3-wrapper';
+import { Provider, TxData } from 'ethereum-types';
+
+import { ArtifactWriter } from '../utils/artifact_writer';
+import { erc20TokenInfo } from '../utils/token_info';
+
+import { artifacts } from './artifacts';
+import { DummyERC20TokenContract } from './contract_wrappers/dummy_erc20_token';
+import { Exchange_v1Contract } from './contract_wrappers/exchange_v1';
+import { MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddressContract } from './contract_wrappers/multi_sig_wallet_with_time_lock_except_remove_authorized_address';
+import { TokenRegistryContract } from './contract_wrappers/token_registry';
+import { TokenTransferProxy_v1Contract } from './contract_wrappers/tokentransferproxy_v1';
+import { WETH9Contract } from './contract_wrappers/weth9';
+import { ZRXTokenContract } from './contract_wrappers/zrx_token';
+
+/**
+ * Custom migrations should be defined in this function. This will be called with the CLI 'migrate:v1' command.
+ * Migrations could be written to run in parallel, but if you want contract addresses to be created deterministically,
+ * the migration should be written to run synchronously.
+ * @param provider  Web3 provider instance.
+ * @param artifactsDir The directory with compiler artifact files.
+ * @param txDefaults Default transaction values to use when deploying contracts.
+ */
+export const runV1MigrationsAsync = async (provider: Provider, artifactsDir: string, txDefaults: Partial<TxData>) => {
+    const web3Wrapper = new Web3Wrapper(provider);
+    const networkId = await web3Wrapper.getNetworkIdAsync();
+    const artifactsWriter = new ArtifactWriter(artifactsDir, networkId);
+    const tokenTransferProxy = await TokenTransferProxy_v1Contract.deployFrom0xArtifactAsync(
+        artifacts.TokenTransferProxy,
+        provider,
+        txDefaults,
+    );
+    artifactsWriter.saveArtifact(tokenTransferProxy);
+    const zrxToken = await ZRXTokenContract.deployFrom0xArtifactAsync(artifacts.ZRX, provider, txDefaults);
+    artifactsWriter.saveArtifact(zrxToken);
+
+    const etherToken = await WETH9Contract.deployFrom0xArtifactAsync(artifacts.EtherToken, provider, txDefaults);
+    artifactsWriter.saveArtifact(etherToken);
+    const tokenReg = await TokenRegistryContract.deployFrom0xArtifactAsync(
+        artifacts.TokenRegistry,
+        provider,
+        txDefaults,
+    );
+    artifactsWriter.saveArtifact(tokenReg);
+
+    const accounts: string[] = await web3Wrapper.getAvailableAddressesAsync();
+    const owners = [accounts[0], accounts[1]];
+    const confirmationsRequired = new BigNumber(2);
+    const secondsRequired = new BigNumber(0);
+    const exchange = await Exchange_v1Contract.deployFrom0xArtifactAsync(
+        artifacts.Exchange,
+        provider,
+        txDefaults,
+        zrxToken.address,
+        tokenTransferProxy.address,
+    );
+    artifactsWriter.saveArtifact(exchange);
+    const multiSig = await MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddressContract.deployFrom0xArtifactAsync(
+        artifacts.MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress,
+        provider,
+        txDefaults,
+        owners,
+        confirmationsRequired,
+        secondsRequired,
+        tokenTransferProxy.address,
+    );
+    artifactsWriter.saveArtifact(multiSig);
+
+    const owner = accounts[0];
+
+    await web3Wrapper.awaitTransactionSuccessAsync(
+        await tokenTransferProxy.addAuthorizedAddress.sendTransactionAsync(exchange.address, { from: owner }),
+    );
+    await web3Wrapper.awaitTransactionSuccessAsync(
+        await tokenTransferProxy.transferOwnership.sendTransactionAsync(multiSig.address, { from: owner }),
+    );
+    const addTokenGasEstimate = await tokenReg.addToken.estimateGasAsync(
+        zrxToken.address,
+        erc20TokenInfo[0].name,
+        erc20TokenInfo[0].symbol,
+        erc20TokenInfo[0].decimals,
+        erc20TokenInfo[0].ipfsHash,
+        erc20TokenInfo[0].swarmHash,
+        { from: owner },
+    );
+    const decimals = 18;
+    await web3Wrapper.awaitTransactionSuccessAsync(
+        await tokenReg.addToken.sendTransactionAsync(
+            zrxToken.address,
+            '0x Protocol Token',
+            'ZRX',
+            decimals,
+            NULL_BYTES,
+            NULL_BYTES,
+            {
+                from: owner,
+                gas: addTokenGasEstimate,
+            },
+        ),
+    );
+    await web3Wrapper.awaitTransactionSuccessAsync(
+        await tokenReg.addToken.sendTransactionAsync(
+            etherToken.address,
+            'Ether Token',
+            'WETH',
+            decimals,
+            NULL_BYTES,
+            NULL_BYTES,
+            {
+                from: owner,
+                gas: addTokenGasEstimate,
+            },
+        ),
+    );
+    for (const token of erc20TokenInfo) {
+        const totalSupply = new BigNumber(100000000000000000000);
+        const dummyToken = await DummyERC20TokenContract.deployFrom0xArtifactAsync(
+            artifacts.DummyERC20Token,
+            provider,
+            txDefaults,
+            token.name,
+            token.symbol,
+            token.decimals,
+            totalSupply,
+        );
+        await web3Wrapper.awaitTransactionSuccessAsync(
+            await tokenReg.addToken.sendTransactionAsync(
+                dummyToken.address,
+                token.name,
+                token.symbol,
+                token.decimals,
+                token.ipfsHash,
+                token.swarmHash,
+                {
+                    from: owner,
+                    gas: addTokenGasEstimate,
+                },
+            ),
+        );
+    }
+};
diff --git a/packages/migrations/src/2.0.0-beta-testnet/artifacts.ts b/packages/migrations/src/2.0.0-beta-testnet/artifacts.ts
new file mode 100644
index 000000000..c9a341eb3
--- /dev/null
+++ b/packages/migrations/src/2.0.0-beta-testnet/artifacts.ts
@@ -0,0 +1,13 @@
+import { ContractArtifact } from '@0xproject/sol-compiler';
+
+import * as AssetProxyOwner from '../../artifacts/2.0.0-beta-testnet/AssetProxyOwner.json';
+import * as ERC20Proxy from '../../artifacts/2.0.0-beta-testnet/ERC20Proxy.json';
+import * as ERC721Proxy from '../../artifacts/2.0.0-beta-testnet/ERC721Proxy.json';
+import * as Exchange from '../../artifacts/2.0.0-beta-testnet/Exchange.json';
+
+export const artifacts = {
+    AssetProxyOwner: (AssetProxyOwner as any) as ContractArtifact,
+    Exchange: (Exchange as any) as ContractArtifact,
+    ERC20Proxy: (ERC20Proxy as any) as ContractArtifact,
+    ERC721Proxy: (ERC721Proxy as any) as ContractArtifact,
+};
diff --git a/packages/migrations/src/2.0.0-beta-testnet/migration.ts b/packages/migrations/src/2.0.0-beta-testnet/migration.ts
new file mode 100644
index 000000000..19fe5f02c
--- /dev/null
+++ b/packages/migrations/src/2.0.0-beta-testnet/migration.ts
@@ -0,0 +1,104 @@
+import { assetDataUtils } from '@0xproject/order-utils';
+import { logUtils } from '@0xproject/utils';
+import { Web3Wrapper } from '@0xproject/web3-wrapper';
+import { Provider, TxData } from 'ethereum-types';
+
+import { ArtifactWriter } from '../utils/artifact_writer';
+
+import { constants } from '../utils/constants';
+
+import { artifacts } from './artifacts';
+import { AssetProxyOwnerContract } from './contract_wrappers/asset_proxy_owner';
+import { ERC20ProxyContract } from './contract_wrappers/erc20_proxy';
+import { ERC721ProxyContract } from './contract_wrappers/erc721_proxy';
+import { ExchangeContract } from './contract_wrappers/exchange';
+
+/**
+ * Custom migrations should be defined in this function. This will be called with the CLI 'migrate:v2-beta-testnet' command.
+ * Migrations could be written to run in parallel, but if you want contract addresses to be created deterministically,
+ * the migration should be written to run synchronously.
+ * @param provider  Web3 provider instance.
+ * @param artifactsDir The directory with compiler artifact files.
+ * @param txDefaults Default transaction values to use when deploying contracts.
+ */
+export const runV2TestnetMigrationsAsync = async (
+    provider: Provider,
+    artifactsDir: string,
+    txDefaults: Partial<TxData>,
+) => {
+    const web3Wrapper = new Web3Wrapper(provider);
+    const networkId = await web3Wrapper.getNetworkIdAsync();
+    const artifactsWriter = new ArtifactWriter(artifactsDir, networkId);
+
+    // Deploy AssetProxies
+    const erc20proxy = await ERC20ProxyContract.deployFrom0xArtifactAsync(artifacts.ERC20Proxy, provider, txDefaults);
+    artifactsWriter.saveArtifact(erc20proxy);
+    const erc721proxy = await ERC721ProxyContract.deployFrom0xArtifactAsync(
+        artifacts.ERC721Proxy,
+        provider,
+        txDefaults,
+    );
+    artifactsWriter.saveArtifact(erc721proxy);
+
+    // Deploy Exchange
+    const zrxAddressOnKovan = '0x6ff6c0ff1d68b964901f986d4c9fa3ac68346570';
+    const zrxAssetData = assetDataUtils.encodeERC20AssetData(zrxAddressOnKovan);
+    const exchange = await ExchangeContract.deployFrom0xArtifactAsync(
+        artifacts.Exchange,
+        provider,
+        txDefaults,
+        zrxAssetData,
+    );
+    artifactsWriter.saveArtifact(exchange);
+
+    let txHash;
+    // Register AssetProxies in Exchange
+    txHash = await exchange.registerAssetProxy.sendTransactionAsync(erc20proxy.address);
+    logUtils.log(`transactionHash: ${txHash}`);
+    logUtils.log('Registering ERC20Proxy');
+    await web3Wrapper.awaitTransactionSuccessAsync(txHash);
+
+    txHash = await exchange.registerAssetProxy.sendTransactionAsync(erc721proxy.address);
+    logUtils.log(`transactionHash: ${txHash}`);
+    logUtils.log('Registering ERC721Proxy');
+    await web3Wrapper.awaitTransactionSuccessAsync(txHash);
+
+    // Deploy AssetProxyOwner
+    const assetProxyOwner = await AssetProxyOwnerContract.deployFrom0xArtifactAsync(
+        artifacts.AssetProxyOwner,
+        provider,
+        txDefaults,
+        constants.ASSET_PROXY_OWNER_OWNERS,
+        [erc20proxy.address, erc721proxy.address],
+        constants.ASSET_PROXY_OWNER_CONFIRMATIONS,
+        constants.ASSET_PROXY_OWNER_TIMELOCK,
+    );
+    artifactsWriter.saveArtifact(assetProxyOwner);
+
+    // Authorize Exchange contracts to call AssetProxies
+    txHash = await erc20proxy.addAuthorizedAddress.sendTransactionAsync(exchange.address);
+    logUtils.log(`transactionHash: ${txHash}`);
+    logUtils.log('Authorizing Exchange on ERC20Proxy');
+    await web3Wrapper.awaitTransactionSuccessAsync(txHash);
+
+    txHash = await erc721proxy.addAuthorizedAddress.sendTransactionAsync(exchange.address);
+    logUtils.log(`transactionHash: ${txHash}`);
+    logUtils.log('Authorizing Exchange on ERC721Proxy');
+    await web3Wrapper.awaitTransactionSuccessAsync(txHash);
+
+    // Transfer ownership of AssetProxies and Exchange to AssetProxyOwner
+    txHash = await erc20proxy.transferOwnership.sendTransactionAsync(assetProxyOwner.address);
+    logUtils.log(`transactionHash: ${txHash}`);
+    logUtils.log('Transferring ownership of ERC20Proxy');
+    await web3Wrapper.awaitTransactionSuccessAsync(txHash);
+
+    txHash = await erc721proxy.transferOwnership.sendTransactionAsync(assetProxyOwner.address);
+    logUtils.log(`transactionHash: ${txHash}`);
+    logUtils.log('Transferring ownership of ERC721Proxy');
+    await web3Wrapper.awaitTransactionSuccessAsync(txHash);
+
+    txHash = await exchange.transferOwnership.sendTransactionAsync(assetProxyOwner.address);
+    logUtils.log(`transactionHash: ${txHash}`);
+    logUtils.log('Transferring ownership of Exchange');
+    await web3Wrapper.awaitTransactionSuccessAsync(txHash);
+};
diff --git a/packages/migrations/src/2.0.0/artifacts.ts b/packages/migrations/src/2.0.0/artifacts.ts
new file mode 100644
index 000000000..8bbd1fcd9
--- /dev/null
+++ b/packages/migrations/src/2.0.0/artifacts.ts
@@ -0,0 +1,23 @@
+import { ContractArtifact } from '@0xproject/sol-compiler';
+
+import * as AssetProxyOwner from '../../artifacts/2.0.0/AssetProxyOwner.json';
+import * as DummyERC20Token from '../../artifacts/2.0.0/DummyERC20Token.json';
+import * as DummyERC721Token from '../../artifacts/2.0.0/DummyERC721Token.json';
+import * as ERC20Proxy from '../../artifacts/2.0.0/ERC20Proxy.json';
+import * as ERC721Proxy from '../../artifacts/2.0.0/ERC721Proxy.json';
+import * as Exchange from '../../artifacts/2.0.0/Exchange.json';
+import * as Forwarder from '../../artifacts/2.0.0/Forwarder.json';
+import * as WETH9 from '../../artifacts/2.0.0/WETH9.json';
+import * as ZRX from '../../artifacts/2.0.0/ZRXToken.json';
+
+export const artifacts = {
+    ZRX: (ZRX as any) as ContractArtifact,
+    DummyERC20Token: (DummyERC20Token as any) as ContractArtifact,
+    DummyERC721Token: (DummyERC721Token as any) as ContractArtifact,
+    AssetProxyOwner: (AssetProxyOwner as any) as ContractArtifact,
+    Exchange: (Exchange as any) as ContractArtifact,
+    WETH9: (WETH9 as any) as ContractArtifact,
+    ERC20Proxy: (ERC20Proxy as any) as ContractArtifact,
+    ERC721Proxy: (ERC721Proxy as any) as ContractArtifact,
+    Forwarder: (Forwarder as any) as ContractArtifact,
+};
diff --git a/packages/migrations/src/2.0.0/migration.ts b/packages/migrations/src/2.0.0/migration.ts
new file mode 100644
index 000000000..f51c236de
--- /dev/null
+++ b/packages/migrations/src/2.0.0/migration.ts
@@ -0,0 +1,144 @@
+import { assetDataUtils } from '@0xproject/order-utils';
+import { BigNumber } from '@0xproject/utils';
+import { Web3Wrapper } from '@0xproject/web3-wrapper';
+import { Provider, TxData } from 'ethereum-types';
+
+import { ArtifactWriter } from '../utils/artifact_writer';
+import { erc20TokenInfo, erc721TokenInfo } from '../utils/token_info';
+
+import { artifacts } from './artifacts';
+import { AssetProxyOwnerContract } from './contract_wrappers/asset_proxy_owner';
+import { DummyERC20TokenContract } from './contract_wrappers/dummy_erc20_token';
+import { DummyERC721TokenContract } from './contract_wrappers/dummy_erc721_token';
+import { ERC20ProxyContract } from './contract_wrappers/erc20_proxy';
+import { ERC721ProxyContract } from './contract_wrappers/erc721_proxy';
+import { ExchangeContract } from './contract_wrappers/exchange';
+import { ForwarderContract } from './contract_wrappers/forwarder';
+import { WETH9Contract } from './contract_wrappers/weth9';
+import { ZRXTokenContract } from './contract_wrappers/zrx_token';
+
+/**
+ * Custom migrations should be defined in this function. This will be called with the CLI 'migrate:v2' command.
+ * Migrations could be written to run in parallel, but if you want contract addresses to be created deterministically,
+ * the migration should be written to run synchronously.
+ * @param provider  Web3 provider instance.
+ * @param artifactsDir The directory with compiler artifact files.
+ * @param txDefaults Default transaction values to use when deploying contracts.
+ */
+export const runV2MigrationsAsync = async (provider: Provider, artifactsDir: string, txDefaults: Partial<TxData>) => {
+    const web3Wrapper = new Web3Wrapper(provider);
+    const networkId = await web3Wrapper.getNetworkIdAsync();
+    const artifactsWriter = new ArtifactWriter(artifactsDir, networkId);
+
+    // Proxies
+    const erc20proxy = await ERC20ProxyContract.deployFrom0xArtifactAsync(artifacts.ERC20Proxy, provider, txDefaults);
+    artifactsWriter.saveArtifact(erc20proxy);
+    const erc721proxy = await ERC721ProxyContract.deployFrom0xArtifactAsync(
+        artifacts.ERC721Proxy,
+        provider,
+        txDefaults,
+    );
+    artifactsWriter.saveArtifact(erc721proxy);
+
+    // ZRX
+    const zrxToken = await ZRXTokenContract.deployFrom0xArtifactAsync(artifacts.ZRX, provider, txDefaults);
+    artifactsWriter.saveArtifact(zrxToken);
+
+    // Ether token
+    const etherToken = await WETH9Contract.deployFrom0xArtifactAsync(artifacts.WETH9, provider, txDefaults);
+    artifactsWriter.saveArtifact(etherToken);
+
+    // Exchange
+    const exchange = await ExchangeContract.deployFrom0xArtifactAsync(
+        artifacts.Exchange,
+        provider,
+        txDefaults,
+        assetDataUtils.encodeERC20AssetData(zrxToken.address),
+    );
+    artifactsWriter.saveArtifact(exchange);
+
+    // Multisigs
+    const accounts: string[] = await web3Wrapper.getAvailableAddressesAsync();
+    const owners = [accounts[0], accounts[1]];
+    const confirmationsRequired = new BigNumber(2);
+    const secondsRequired = new BigNumber(0);
+    const owner = accounts[0];
+
+    // AssetProxyOwner
+    const assetProxyOwner = await AssetProxyOwnerContract.deployFrom0xArtifactAsync(
+        artifacts.AssetProxyOwner,
+        provider,
+        txDefaults,
+        owners,
+        [erc20proxy.address, erc721proxy.address],
+        confirmationsRequired,
+        secondsRequired,
+    );
+    artifactsWriter.saveArtifact(assetProxyOwner);
+    await web3Wrapper.awaitTransactionSuccessAsync(
+        await erc20proxy.addAuthorizedAddress.sendTransactionAsync(exchange.address, {
+            from: owner,
+        }),
+    );
+    await web3Wrapper.awaitTransactionSuccessAsync(
+        await erc20proxy.transferOwnership.sendTransactionAsync(assetProxyOwner.address, {
+            from: owner,
+        }),
+    );
+    await web3Wrapper.awaitTransactionSuccessAsync(
+        await erc721proxy.addAuthorizedAddress.sendTransactionAsync(exchange.address, {
+            from: owner,
+        }),
+    );
+    await web3Wrapper.awaitTransactionSuccessAsync(
+        await erc721proxy.transferOwnership.sendTransactionAsync(assetProxyOwner.address, {
+            from: owner,
+        }),
+    );
+
+    // Register the Asset Proxies to the Exchange
+    await web3Wrapper.awaitTransactionSuccessAsync(
+        await exchange.registerAssetProxy.sendTransactionAsync(erc20proxy.address),
+    );
+    await web3Wrapper.awaitTransactionSuccessAsync(
+        await exchange.registerAssetProxy.sendTransactionAsync(erc721proxy.address),
+    );
+
+    // Dummy ERC20 tokens
+    for (const token of erc20TokenInfo) {
+        const totalSupply = new BigNumber(1000000000000000000000000000);
+        // tslint:disable-next-line:no-unused-variable
+        const dummyErc20Token = await DummyERC20TokenContract.deployFrom0xArtifactAsync(
+            artifacts.DummyERC20Token,
+            provider,
+            txDefaults,
+            token.name,
+            token.symbol,
+            token.decimals,
+            totalSupply,
+        );
+    }
+
+    // ERC721
+    // tslint:disable-next-line:no-unused-variable
+    const cryptoKittieToken = await DummyERC721TokenContract.deployFrom0xArtifactAsync(
+        artifacts.DummyERC721Token,
+        provider,
+        txDefaults,
+        erc721TokenInfo[0].name,
+        erc721TokenInfo[0].symbol,
+    );
+
+    // Forwarder
+    const forwarder = await ForwarderContract.deployFrom0xArtifactAsync(
+        artifacts.Forwarder,
+        provider,
+        txDefaults,
+        exchange.address,
+        etherToken.address,
+        zrxToken.address,
+        assetDataUtils.encodeERC20AssetData(zrxToken.address),
+        assetDataUtils.encodeERC20AssetData(etherToken.address),
+    );
+    artifactsWriter.saveArtifact(forwarder);
+};
diff --git a/packages/migrations/src/globals.d.ts b/packages/migrations/src/globals.d.ts
new file mode 100644
index 000000000..94e63a32d
--- /dev/null
+++ b/packages/migrations/src/globals.d.ts
@@ -0,0 +1,6 @@
+declare module '*.json' {
+    const json: any;
+    /* tslint:disable */
+    export default json;
+    /* tslint:enable */
+}
diff --git a/packages/migrations/src/index.ts b/packages/migrations/src/index.ts
new file mode 100644
index 000000000..188f566df
--- /dev/null
+++ b/packages/migrations/src/index.ts
@@ -0,0 +1,3 @@
+export { runV1MigrationsAsync } from './1.0.0/migration';
+export { runV2MigrationsAsync } from './2.0.0/migration';
+export { runV2TestnetMigrationsAsync } from './2.0.0-beta-testnet/migration';
diff --git a/packages/migrations/src/migrate.ts b/packages/migrations/src/migrate.ts
new file mode 100644
index 000000000..c46d3580a
--- /dev/null
+++ b/packages/migrations/src/migrate.ts
@@ -0,0 +1,61 @@
+#!/usr/bin/env node
+import { devConstants, web3Factory } from '@0xproject/dev-utils';
+import { logUtils } from '@0xproject/utils';
+import { Web3Wrapper } from '@0xproject/web3-wrapper';
+import { Provider } from 'ethereum-types';
+import * as yargs from 'yargs';
+
+import { runV1MigrationsAsync } from './1.0.0/migration';
+import { runV2TestnetMigrationsAsync } from './2.0.0-beta-testnet/migration';
+import { runV2MigrationsAsync } from './2.0.0/migration';
+
+import { providerFactory } from './utils/provider_factory';
+
+enum ContractVersions {
+    V1 = '1.0.0',
+    V2 = '2.0.0',
+    V2Testnet = '2.0.0-beta-testnet',
+}
+const args = yargs.argv;
+
+(async () => {
+    const contractsVersion = args.contractsVersion;
+    const artifactsDir = `artifacts/${contractsVersion}`;
+    let providerConfigs;
+    let provider: Provider;
+    let txDefaults;
+    switch (contractsVersion) {
+        case ContractVersions.V1:
+            providerConfigs = { shouldUseInProcessGanache: false };
+            provider = web3Factory.getRpcProvider(providerConfigs);
+            txDefaults = {
+                from: devConstants.TESTRPC_FIRST_ADDRESS,
+            };
+            await runV1MigrationsAsync(provider, artifactsDir, txDefaults);
+            break;
+        case ContractVersions.V2:
+            providerConfigs = { shouldUseInProcessGanache: false };
+            provider = web3Factory.getRpcProvider(providerConfigs);
+            txDefaults = {
+                from: devConstants.TESTRPC_FIRST_ADDRESS,
+            };
+            await runV2MigrationsAsync(provider, artifactsDir, txDefaults);
+            break;
+        case ContractVersions.V2Testnet:
+            provider = await providerFactory.getLedgerProviderAsync();
+            const web3Wrapper = new Web3Wrapper(provider);
+            const accounts = await web3Wrapper.getAvailableAddressesAsync();
+            txDefaults = {
+                from: accounts[0],
+                gas: devConstants.GAS_LIMIT,
+            };
+            await runV2TestnetMigrationsAsync(provider, artifactsDir, txDefaults);
+            break;
+        default:
+            throw new Error(`Unsupported contract version: ${contractsVersion}`);
+    }
+    process.exit(0);
+})().catch(err => {
+    logUtils.log(err);
+    process.exit(1);
+});
diff --git a/packages/migrations/src/monorepo_scripts/postpublish.ts b/packages/migrations/src/monorepo_scripts/postpublish.ts
new file mode 100644
index 000000000..dcb99d0f7
--- /dev/null
+++ b/packages/migrations/src/monorepo_scripts/postpublish.ts
@@ -0,0 +1,8 @@
+import { postpublishUtils } from '@0xproject/monorepo-scripts';
+
+import * as packageJSON from '../package.json';
+import * as tsConfigJSON from '../tsconfig.json';
+
+const cwd = `${__dirname}/..`;
+// tslint:disable-next-line:no-floating-promises
+postpublishUtils.runAsync(packageJSON, tsConfigJSON, cwd);
diff --git a/packages/migrations/src/types.ts b/packages/migrations/src/types.ts
new file mode 100644
index 000000000..65f685797
--- /dev/null
+++ b/packages/migrations/src/types.ts
@@ -0,0 +1,29 @@
+import { BigNumber } from '@0xproject/utils';
+
+export interface ERC20Token {
+    address?: string;
+    name: string;
+    symbol: string;
+    decimals: BigNumber;
+    ipfsHash: string;
+    swarmHash: string;
+}
+
+export interface ERC721Token {
+    name: string;
+    symbol: string;
+}
+
+export enum ContractName {
+    TokenTransferProxy = 'TokenTransferProxy',
+    TokenRegistry = 'TokenRegistry',
+    MultiSigWalletWithTimeLock = 'MultiSigWalletWithTimeLock',
+    Exchange = 'Exchange',
+    ZRXToken = 'ZRXToken',
+    DummyToken = 'DummyToken',
+    WETH9 = 'WETH9',
+    MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress = 'MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress',
+    AccountLevels = 'AccountLevels',
+    EtherDelta = 'EtherDelta',
+    Arbitrage = 'Arbitrage',
+}
diff --git a/packages/migrations/src/utils/artifact_writer.ts b/packages/migrations/src/utils/artifact_writer.ts
new file mode 100644
index 000000000..b7522df05
--- /dev/null
+++ b/packages/migrations/src/utils/artifact_writer.ts
@@ -0,0 +1,26 @@
+import { BaseContract } from '@0xproject/base-contract';
+import { ContractArtifact } from '@0xproject/sol-compiler';
+import * as fs from 'fs';
+import * as path from 'path';
+
+export class ArtifactWriter {
+    private readonly _artifactsDir: string;
+    private readonly _networkId: number;
+    constructor(artifactsDir: string, networkId: number) {
+        this._artifactsDir = artifactsDir;
+        this._networkId = networkId;
+    }
+    // This updates the artifact file but does not update the `artifacts` module above. It will not
+    // contain the saved artifact changes.
+    public saveArtifact(contract: BaseContract): void {
+        const contractName = contract.contractName;
+        const artifactFile = path.join(this._artifactsDir, `${contractName}.json`);
+        const artifact: ContractArtifact = JSON.parse(fs.readFileSync(artifactFile).toString());
+        artifact.networks[this._networkId] = {
+            address: contract.address,
+            links: {},
+            constructorArgs: JSON.stringify(contract.constructorArgs),
+        };
+        fs.writeFileSync(artifactFile, JSON.stringify(artifact, null, '\t'));
+    }
+}
diff --git a/packages/migrations/src/utils/constants.ts b/packages/migrations/src/utils/constants.ts
new file mode 100644
index 000000000..4ae2ff833
--- /dev/null
+++ b/packages/migrations/src/utils/constants.ts
@@ -0,0 +1,16 @@
+import { BigNumber } from '@0xproject/utils';
+
+export const constants = {
+    ASSET_PROXY_OWNER_OWNERS: [
+        '0x9df8137872ac09a8fee71d0da5c7539923fb9bf0',
+        '0xcf34d44db312d188789f43a63d11cf2bebb4da15',
+        '0x73fd50f2a6beac9cdac9fe87ef68a18edc415831',
+    ],
+    ASSET_PROXY_OWNER_TIMELOCK: new BigNumber(0),
+    ASSET_PROXY_OWNER_CONFIRMATIONS: new BigNumber(1),
+    ERC20_PROXY_ID: '0xf47261b0',
+    ERC721_PROXY_ID: '0x02571792',
+    NULL_ADDRESS: '0x0000000000000000000000000000000000000000',
+    KOVAN_RPC_URL: 'https://kovan.infura.io/',
+    KOVAN_NETWORK_ID: 42,
+};
diff --git a/packages/migrations/src/utils/provider_factory.ts b/packages/migrations/src/utils/provider_factory.ts
new file mode 100644
index 000000000..a0d4e436e
--- /dev/null
+++ b/packages/migrations/src/utils/provider_factory.ts
@@ -0,0 +1,27 @@
+import { LedgerEthereumClient, LedgerSubprovider, RPCSubprovider, Web3ProviderEngine } from '@0xproject/subproviders';
+import Eth from '@ledgerhq/hw-app-eth';
+// tslint:disable:no-implicit-dependencies
+import TransportNodeHid from '@ledgerhq/hw-transport-node-hid';
+import { Provider } from 'ethereum-types';
+
+import { constants } from './constants';
+
+async function ledgerEthereumNodeJsClientFactoryAsync(): Promise<LedgerEthereumClient> {
+    const ledgerConnection = await TransportNodeHid.create();
+    const ledgerEthClient = new Eth(ledgerConnection);
+    return ledgerEthClient;
+}
+export const providerFactory = {
+    async getLedgerProviderAsync(): Promise<Provider> {
+        const provider = new Web3ProviderEngine();
+        const ledgerWalletConfigs = {
+            networkId: constants.KOVAN_NETWORK_ID,
+            ledgerEthereumClientFactoryAsync: ledgerEthereumNodeJsClientFactoryAsync,
+        };
+        const ledgerSubprovider = new LedgerSubprovider(ledgerWalletConfigs);
+        provider.addProvider(ledgerSubprovider);
+        provider.addProvider(new RPCSubprovider(constants.KOVAN_RPC_URL));
+        provider.start();
+        return provider;
+    },
+};
diff --git a/packages/migrations/src/utils/token_info.ts b/packages/migrations/src/utils/token_info.ts
new file mode 100644
index 000000000..7975c2174
--- /dev/null
+++ b/packages/migrations/src/utils/token_info.ts
@@ -0,0 +1,48 @@
+import { BigNumber, NULL_BYTES } from '@0xproject/utils';
+
+import { ERC20Token, ERC721Token } from '../types';
+
+export const erc20TokenInfo: ERC20Token[] = [
+    {
+        name: 'Augur Reputation Token',
+        symbol: 'REP',
+        decimals: new BigNumber(18),
+        ipfsHash: NULL_BYTES,
+        swarmHash: NULL_BYTES,
+    },
+    {
+        name: 'Digix DAO Token',
+        symbol: 'DGD',
+        decimals: new BigNumber(18),
+        ipfsHash: NULL_BYTES,
+        swarmHash: NULL_BYTES,
+    },
+    {
+        name: 'Golem Network Token',
+        symbol: 'GNT',
+        decimals: new BigNumber(18),
+        ipfsHash: NULL_BYTES,
+        swarmHash: NULL_BYTES,
+    },
+    {
+        name: 'MakerDAO',
+        symbol: 'MKR',
+        decimals: new BigNumber(18),
+        ipfsHash: NULL_BYTES,
+        swarmHash: NULL_BYTES,
+    },
+    {
+        name: 'Melon Token',
+        symbol: 'MLN',
+        decimals: new BigNumber(18),
+        ipfsHash: NULL_BYTES,
+        swarmHash: NULL_BYTES,
+    },
+];
+
+export const erc721TokenInfo: ERC721Token[] = [
+    {
+        name: 'CryptoKitties',
+        symbol: 'CK',
+    },
+];