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-rw-r--r--packages/kovan-faucets/src/ts/handler.ts93
1 files changed, 0 insertions, 93 deletions
diff --git a/packages/kovan-faucets/src/ts/handler.ts b/packages/kovan-faucets/src/ts/handler.ts
deleted file mode 100644
index 4bf776264..000000000
--- a/packages/kovan-faucets/src/ts/handler.ts
+++ /dev/null
@@ -1,93 +0,0 @@
-import * as express from 'express';
-import * as _ from 'lodash';
-import ProviderEngine = require('web3-provider-engine');
-import HookedWalletSubprovider = require('web3-provider-engine/subproviders/hooked-wallet');
-import NonceSubprovider = require('web3-provider-engine/subproviders/nonce-tracker');
-import RpcSubprovider = require('web3-provider-engine/subproviders/rpc');
-
-import { configs } from './configs';
-import { EtherRequestQueue } from './ether_request_queue';
-import { idManagement } from './id_management';
-import { utils } from './utils';
-import { ZRXRequestQueue } from './zrx_request_queue';
-
-// HACK: web3 leaks XMLHttpRequest into the global scope and causes requests to hang
-// because they are using the wrong XHR package.
-// Filed issue: https://github.com/ethereum/web3.js/issues/844
-// tslint:disable-next-line:ordered-imports
-import * as Web3 from 'web3';
-
-export class Handler {
- private _etherRequestQueue: EtherRequestQueue;
- private _zrxRequestQueue: ZRXRequestQueue;
- private _web3: Web3;
- constructor() {
- // Setup provider engine to talk with RPC node
- const providerObj = this._createProviderEngine(configs.RPC_URL);
- this._web3 = new Web3(providerObj);
-
- this._etherRequestQueue = new EtherRequestQueue(this._web3);
- this._zrxRequestQueue = new ZRXRequestQueue(this._web3);
- }
- public dispenseEther(req: express.Request, res: express.Response) {
- const recipientAddress = req.params.recipient;
- if (_.isUndefined(recipientAddress) || !this._isValidEthereumAddress(recipientAddress)) {
- res.status(400).send('INVALID_REQUEST');
- return;
- }
- const lowerCaseRecipientAddress = recipientAddress.toLowerCase();
- const didAddToQueue = this._etherRequestQueue.add(lowerCaseRecipientAddress);
- if (!didAddToQueue) {
- res.status(503).send('QUEUE_IS_FULL');
- return;
- }
- utils.consoleLog(`Added ${lowerCaseRecipientAddress} to the ETH queue`);
- res.status(200).end();
- }
- public dispenseZRX(req: express.Request, res: express.Response) {
- const recipientAddress = req.params.recipient;
- if (_.isUndefined(recipientAddress) || !this._isValidEthereumAddress(recipientAddress)) {
- res.status(400).send('INVALID_REQUEST');
- return;
- }
- const lowerCaseRecipientAddress = recipientAddress.toLowerCase();
- const didAddToQueue = this._zrxRequestQueue.add(lowerCaseRecipientAddress);
- if (!didAddToQueue) {
- res.status(503).send('QUEUE_IS_FULL');
- return;
- }
- utils.consoleLog(`Added ${lowerCaseRecipientAddress} to the ZRX queue`);
- res.status(200).end();
- }
- public getQueueInfo(req: express.Request, res: express.Response) {
- res.setHeader('Content-Type', 'application/json');
- const payload = JSON.stringify({
- ether: {
- full: this._etherRequestQueue.isFull(),
- size: this._etherRequestQueue.size(),
- },
- zrx: {
- full: this._zrxRequestQueue.isFull(),
- size: this._zrxRequestQueue.size(),
- },
- });
- res.status(200).send(payload);
- }
- // tslint:disable-next-line:prefer-function-over-method
- private _createProviderEngine(rpcUrl: string) {
- const engine = new ProviderEngine();
- engine.addProvider(new NonceSubprovider());
- engine.addProvider(new HookedWalletSubprovider(idManagement));
- engine.addProvider(
- new RpcSubprovider({
- rpcUrl,
- }),
- );
- engine.start();
- return engine;
- }
- private _isValidEthereumAddress(address: string): boolean {
- const lowercaseAddress = address.toLowerCase();
- return this._web3.isAddress(lowercaseAddress);
- }
-}