498 lines
24 KiB
JavaScript
498 lines
24 KiB
JavaScript
"use strict";
|
|
var __extends = (this && this.__extends) || (function () {
|
|
var extendStatics = function (d, b) {
|
|
extendStatics = Object.setPrototypeOf ||
|
|
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
|
|
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
|
|
return extendStatics(d, b);
|
|
};
|
|
return function (d, b) {
|
|
extendStatics(d, b);
|
|
function __() { this.constructor = d; }
|
|
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
|
|
};
|
|
})();
|
|
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
|
|
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
|
|
return new (P || (P = Promise))(function (resolve, reject) {
|
|
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
|
|
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
|
|
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
|
|
step((generator = generator.apply(thisArg, _arguments || [])).next());
|
|
});
|
|
};
|
|
var __generator = (this && this.__generator) || function (thisArg, body) {
|
|
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
|
|
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
|
|
function verb(n) { return function (v) { return step([n, v]); }; }
|
|
function step(op) {
|
|
if (f) throw new TypeError("Generator is already executing.");
|
|
while (_) try {
|
|
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
|
|
if (y = 0, t) op = [op[0] & 2, t.value];
|
|
switch (op[0]) {
|
|
case 0: case 1: t = op; break;
|
|
case 4: _.label++; return { value: op[1], done: false };
|
|
case 5: _.label++; y = op[1]; op = [0]; continue;
|
|
case 7: op = _.ops.pop(); _.trys.pop(); continue;
|
|
default:
|
|
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
|
|
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
|
|
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
|
|
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
|
|
if (t[2]) _.ops.pop();
|
|
_.trys.pop(); continue;
|
|
}
|
|
op = body.call(thisArg, _);
|
|
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
|
|
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
|
|
}
|
|
};
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
var bytes_1 = require("@ethersproject/bytes");
|
|
var properties_1 = require("@ethersproject/properties");
|
|
var web_1 = require("@ethersproject/web");
|
|
var formatter_1 = require("./formatter");
|
|
var logger_1 = require("@ethersproject/logger");
|
|
var _version_1 = require("./_version");
|
|
var logger = new logger_1.Logger(_version_1.version);
|
|
var base_provider_1 = require("./base-provider");
|
|
// The transaction has already been sanitized by the calls in Provider
|
|
function getTransactionPostData(transaction) {
|
|
var result = {};
|
|
for (var key in transaction) {
|
|
if (transaction[key] == null) {
|
|
continue;
|
|
}
|
|
var value = bytes_1.hexlify(transaction[key]);
|
|
// Quantity-types require no leading zero, unless 0
|
|
if ({ gasLimit: true, gasPrice: true, nonce: true, value: true }[key]) {
|
|
value = bytes_1.hexValue(value);
|
|
}
|
|
result[key] = value;
|
|
}
|
|
return result;
|
|
}
|
|
function getResult(result) {
|
|
// getLogs, getHistory have weird success responses
|
|
if (result.status == 0 && (result.message === "No records found" || result.message === "No transactions found")) {
|
|
return result.result;
|
|
}
|
|
if (result.status != 1 || result.message != "OK") {
|
|
var error = new Error("invalid response");
|
|
error.result = JSON.stringify(result);
|
|
if ((result.result || "").toLowerCase().indexOf("rate limit") >= 0) {
|
|
error.throttleRetry = true;
|
|
}
|
|
throw error;
|
|
}
|
|
return result.result;
|
|
}
|
|
function getJsonResult(result) {
|
|
// This response indicates we are being throttled
|
|
if (result && result.status == 0 && result.message == "NOTOK" && (result.result || "").toLowerCase().indexOf("rate limit") >= 0) {
|
|
var error = new Error("throttled response");
|
|
error.result = JSON.stringify(result);
|
|
error.throttleRetry = true;
|
|
throw error;
|
|
}
|
|
if (result.jsonrpc != "2.0") {
|
|
// @TODO: not any
|
|
var error = new Error("invalid response");
|
|
error.result = JSON.stringify(result);
|
|
throw error;
|
|
}
|
|
if (result.error) {
|
|
// @TODO: not any
|
|
var error = new Error(result.error.message || "unknown error");
|
|
if (result.error.code) {
|
|
error.code = result.error.code;
|
|
}
|
|
if (result.error.data) {
|
|
error.data = result.error.data;
|
|
}
|
|
throw error;
|
|
}
|
|
return result.result;
|
|
}
|
|
// The blockTag was normalized as a string by the Provider pre-perform operations
|
|
function checkLogTag(blockTag) {
|
|
if (blockTag === "pending") {
|
|
throw new Error("pending not supported");
|
|
}
|
|
if (blockTag === "latest") {
|
|
return blockTag;
|
|
}
|
|
return parseInt(blockTag.substring(2), 16);
|
|
}
|
|
var defaultApiKey = "9D13ZE7XSBTJ94N9BNJ2MA33VMAY2YPIRB";
|
|
function checkError(method, error, transaction) {
|
|
// Get the message from any nested error structure
|
|
var message = error.message;
|
|
if (error.code === logger_1.Logger.errors.SERVER_ERROR) {
|
|
if (error.error && typeof (error.error.message) === "string") {
|
|
message = error.error.message;
|
|
}
|
|
else if (typeof (error.body) === "string") {
|
|
message = error.body;
|
|
}
|
|
else if (typeof (error.responseText) === "string") {
|
|
message = error.responseText;
|
|
}
|
|
}
|
|
message = (message || "").toLowerCase();
|
|
// "Insufficient funds. The account you tried to send transaction from does not have enough funds. Required 21464000000000 and got: 0"
|
|
if (message.match(/insufficient funds/)) {
|
|
logger.throwError("insufficient funds for intrinsic transaction cost", logger_1.Logger.errors.INSUFFICIENT_FUNDS, {
|
|
error: error, method: method, transaction: transaction
|
|
});
|
|
}
|
|
// "Transaction with the same hash was already imported."
|
|
if (message.match(/same hash was already imported|transaction nonce is too low/)) {
|
|
logger.throwError("nonce has already been used", logger_1.Logger.errors.NONCE_EXPIRED, {
|
|
error: error, method: method, transaction: transaction
|
|
});
|
|
}
|
|
// "Transaction gas price is too low. There is another transaction with same nonce in the queue. Try increasing the gas price or incrementing the nonce."
|
|
if (message.match(/another transaction with same nonce/)) {
|
|
logger.throwError("replacement fee too low", logger_1.Logger.errors.REPLACEMENT_UNDERPRICED, {
|
|
error: error, method: method, transaction: transaction
|
|
});
|
|
}
|
|
if (message.match(/execution failed due to an exception/)) {
|
|
logger.throwError("cannot estimate gas; transaction may fail or may require manual gas limit", logger_1.Logger.errors.UNPREDICTABLE_GAS_LIMIT, {
|
|
error: error, method: method, transaction: transaction
|
|
});
|
|
}
|
|
throw error;
|
|
}
|
|
var EtherscanProvider = /** @class */ (function (_super) {
|
|
__extends(EtherscanProvider, _super);
|
|
function EtherscanProvider(network, apiKey) {
|
|
var _newTarget = this.constructor;
|
|
var _this = this;
|
|
logger.checkNew(_newTarget, EtherscanProvider);
|
|
_this = _super.call(this, network) || this;
|
|
var name = "invalid";
|
|
if (_this.network) {
|
|
name = _this.network.name;
|
|
}
|
|
var baseUrl = null;
|
|
switch (name) {
|
|
case "homestead":
|
|
baseUrl = "https://api.etherscan.io";
|
|
break;
|
|
case "ropsten":
|
|
baseUrl = "https://api-ropsten.etherscan.io";
|
|
break;
|
|
case "rinkeby":
|
|
baseUrl = "https://api-rinkeby.etherscan.io";
|
|
break;
|
|
case "kovan":
|
|
baseUrl = "https://api-kovan.etherscan.io";
|
|
break;
|
|
case "goerli":
|
|
baseUrl = "https://api-goerli.etherscan.io";
|
|
break;
|
|
default:
|
|
throw new Error("unsupported network");
|
|
}
|
|
properties_1.defineReadOnly(_this, "baseUrl", baseUrl);
|
|
properties_1.defineReadOnly(_this, "apiKey", apiKey || defaultApiKey);
|
|
return _this;
|
|
}
|
|
EtherscanProvider.prototype.detectNetwork = function () {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
return __generator(this, function (_a) {
|
|
return [2 /*return*/, this.network];
|
|
});
|
|
});
|
|
};
|
|
EtherscanProvider.prototype.perform = function (method, params) {
|
|
return __awaiter(this, void 0, void 0, function () {
|
|
var url, apiKey, get, _a, postData, error_1, postData, error_2, topic0, logs, txs, i, log, tx, _b;
|
|
var _this = this;
|
|
return __generator(this, function (_c) {
|
|
switch (_c.label) {
|
|
case 0:
|
|
url = this.baseUrl + "/api";
|
|
apiKey = "";
|
|
if (this.apiKey) {
|
|
apiKey += "&apikey=" + this.apiKey;
|
|
}
|
|
get = function (url, payload, procFunc) { return __awaiter(_this, void 0, void 0, function () {
|
|
var connection, payloadStr, result;
|
|
var _this = this;
|
|
return __generator(this, function (_a) {
|
|
switch (_a.label) {
|
|
case 0:
|
|
this.emit("debug", {
|
|
action: "request",
|
|
request: url,
|
|
provider: this
|
|
});
|
|
connection = {
|
|
url: url,
|
|
throttleSlotInterval: 1000,
|
|
throttleCallback: function (attempt, url) {
|
|
if (_this.isCommunityResource()) {
|
|
formatter_1.showThrottleMessage();
|
|
}
|
|
return Promise.resolve(true);
|
|
}
|
|
};
|
|
payloadStr = null;
|
|
if (payload) {
|
|
connection.headers = { "content-type": "application/x-www-form-urlencoded; charset=UTF-8" };
|
|
payloadStr = Object.keys(payload).map(function (key) {
|
|
return key + "=" + payload[key];
|
|
}).join("&");
|
|
}
|
|
return [4 /*yield*/, web_1.fetchJson(connection, payloadStr, procFunc || getJsonResult)];
|
|
case 1:
|
|
result = _a.sent();
|
|
this.emit("debug", {
|
|
action: "response",
|
|
request: url,
|
|
response: properties_1.deepCopy(result),
|
|
provider: this
|
|
});
|
|
return [2 /*return*/, result];
|
|
}
|
|
});
|
|
}); };
|
|
_a = method;
|
|
switch (_a) {
|
|
case "getBlockNumber": return [3 /*break*/, 1];
|
|
case "getGasPrice": return [3 /*break*/, 2];
|
|
case "getBalance": return [3 /*break*/, 3];
|
|
case "getTransactionCount": return [3 /*break*/, 4];
|
|
case "getCode": return [3 /*break*/, 5];
|
|
case "getStorageAt": return [3 /*break*/, 6];
|
|
case "sendTransaction": return [3 /*break*/, 7];
|
|
case "getBlock": return [3 /*break*/, 8];
|
|
case "getTransaction": return [3 /*break*/, 9];
|
|
case "getTransactionReceipt": return [3 /*break*/, 10];
|
|
case "call": return [3 /*break*/, 11];
|
|
case "estimateGas": return [3 /*break*/, 15];
|
|
case "getLogs": return [3 /*break*/, 19];
|
|
case "getEtherPrice": return [3 /*break*/, 26];
|
|
}
|
|
return [3 /*break*/, 28];
|
|
case 1:
|
|
url += "?module=proxy&action=eth_blockNumber" + apiKey;
|
|
return [2 /*return*/, get(url, null)];
|
|
case 2:
|
|
url += "?module=proxy&action=eth_gasPrice" + apiKey;
|
|
return [2 /*return*/, get(url, null)];
|
|
case 3:
|
|
// Returns base-10 result
|
|
url += "?module=account&action=balance&address=" + params.address;
|
|
url += "&tag=" + params.blockTag + apiKey;
|
|
return [2 /*return*/, get(url, null, getResult)];
|
|
case 4:
|
|
url += "?module=proxy&action=eth_getTransactionCount&address=" + params.address;
|
|
url += "&tag=" + params.blockTag + apiKey;
|
|
return [2 /*return*/, get(url, null)];
|
|
case 5:
|
|
url += "?module=proxy&action=eth_getCode&address=" + params.address;
|
|
url += "&tag=" + params.blockTag + apiKey;
|
|
return [2 /*return*/, get(url, null)];
|
|
case 6:
|
|
url += "?module=proxy&action=eth_getStorageAt&address=" + params.address;
|
|
url += "&position=" + params.position;
|
|
url += "&tag=" + params.blockTag + apiKey;
|
|
return [2 /*return*/, get(url, null)];
|
|
case 7: return [2 /*return*/, get(url, {
|
|
module: "proxy",
|
|
action: "eth_sendRawTransaction",
|
|
hex: params.signedTransaction,
|
|
apikey: this.apiKey
|
|
}).catch(function (error) {
|
|
return checkError("sendTransaction", error, params.signedTransaction);
|
|
})];
|
|
case 8:
|
|
if (params.blockTag) {
|
|
url += "?module=proxy&action=eth_getBlockByNumber&tag=" + params.blockTag;
|
|
if (params.includeTransactions) {
|
|
url += "&boolean=true";
|
|
}
|
|
else {
|
|
url += "&boolean=false";
|
|
}
|
|
url += apiKey;
|
|
return [2 /*return*/, get(url, null)];
|
|
}
|
|
throw new Error("getBlock by blockHash not implemented");
|
|
case 9:
|
|
url += "?module=proxy&action=eth_getTransactionByHash&txhash=" + params.transactionHash;
|
|
url += apiKey;
|
|
return [2 /*return*/, get(url, null)];
|
|
case 10:
|
|
url += "?module=proxy&action=eth_getTransactionReceipt&txhash=" + params.transactionHash;
|
|
url += apiKey;
|
|
return [2 /*return*/, get(url, null)];
|
|
case 11:
|
|
if (params.blockTag !== "latest") {
|
|
throw new Error("EtherscanProvider does not support blockTag for call");
|
|
}
|
|
postData = getTransactionPostData(params.transaction);
|
|
postData.module = "proxy";
|
|
postData.action = "eth_call";
|
|
postData.apikey = this.apiKey;
|
|
_c.label = 12;
|
|
case 12:
|
|
_c.trys.push([12, 14, , 15]);
|
|
return [4 /*yield*/, get(url, postData)];
|
|
case 13: return [2 /*return*/, _c.sent()];
|
|
case 14:
|
|
error_1 = _c.sent();
|
|
return [2 /*return*/, checkError("call", error_1, params.transaction)];
|
|
case 15:
|
|
postData = getTransactionPostData(params.transaction);
|
|
postData.module = "proxy";
|
|
postData.action = "eth_estimateGas";
|
|
postData.apikey = this.apiKey;
|
|
_c.label = 16;
|
|
case 16:
|
|
_c.trys.push([16, 18, , 19]);
|
|
return [4 /*yield*/, get(url, postData)];
|
|
case 17: return [2 /*return*/, _c.sent()];
|
|
case 18:
|
|
error_2 = _c.sent();
|
|
return [2 /*return*/, checkError("estimateGas", error_2, params.transaction)];
|
|
case 19:
|
|
url += "?module=logs&action=getLogs";
|
|
if (params.filter.fromBlock) {
|
|
url += "&fromBlock=" + checkLogTag(params.filter.fromBlock);
|
|
}
|
|
if (params.filter.toBlock) {
|
|
url += "&toBlock=" + checkLogTag(params.filter.toBlock);
|
|
}
|
|
if (params.filter.address) {
|
|
url += "&address=" + params.filter.address;
|
|
}
|
|
// @TODO: We can handle slightly more complicated logs using the logs API
|
|
if (params.filter.topics && params.filter.topics.length > 0) {
|
|
if (params.filter.topics.length > 1) {
|
|
logger.throwError("unsupported topic count", logger_1.Logger.errors.UNSUPPORTED_OPERATION, { topics: params.filter.topics });
|
|
}
|
|
if (params.filter.topics.length === 1) {
|
|
topic0 = params.filter.topics[0];
|
|
if (typeof (topic0) !== "string" || topic0.length !== 66) {
|
|
logger.throwError("unsupported topic format", logger_1.Logger.errors.UNSUPPORTED_OPERATION, { topic0: topic0 });
|
|
}
|
|
url += "&topic0=" + topic0;
|
|
}
|
|
}
|
|
url += apiKey;
|
|
return [4 /*yield*/, get(url, null, getResult)];
|
|
case 20:
|
|
logs = _c.sent();
|
|
txs = {};
|
|
i = 0;
|
|
_c.label = 21;
|
|
case 21:
|
|
if (!(i < logs.length)) return [3 /*break*/, 25];
|
|
log = logs[i];
|
|
if (log.blockHash != null) {
|
|
return [3 /*break*/, 24];
|
|
}
|
|
if (!(txs[log.transactionHash] == null)) return [3 /*break*/, 23];
|
|
return [4 /*yield*/, this.getTransaction(log.transactionHash)];
|
|
case 22:
|
|
tx = _c.sent();
|
|
if (tx) {
|
|
txs[log.transactionHash] = tx.blockHash;
|
|
}
|
|
_c.label = 23;
|
|
case 23:
|
|
log.blockHash = txs[log.transactionHash];
|
|
_c.label = 24;
|
|
case 24:
|
|
i++;
|
|
return [3 /*break*/, 21];
|
|
case 25: return [2 /*return*/, logs];
|
|
case 26:
|
|
if (this.network.name !== "homestead") {
|
|
return [2 /*return*/, 0.0];
|
|
}
|
|
url += "?module=stats&action=ethprice";
|
|
url += apiKey;
|
|
_b = parseFloat;
|
|
return [4 /*yield*/, get(url, null, getResult)];
|
|
case 27: return [2 /*return*/, _b.apply(void 0, [(_c.sent()).ethusd])];
|
|
case 28: return [3 /*break*/, 29];
|
|
case 29: return [2 /*return*/, _super.prototype.perform.call(this, method, params)];
|
|
}
|
|
});
|
|
});
|
|
};
|
|
// @TODO: Allow startBlock and endBlock to be Promises
|
|
EtherscanProvider.prototype.getHistory = function (addressOrName, startBlock, endBlock) {
|
|
var _this = this;
|
|
var url = this.baseUrl;
|
|
var apiKey = "";
|
|
if (this.apiKey) {
|
|
apiKey += "&apikey=" + this.apiKey;
|
|
}
|
|
if (startBlock == null) {
|
|
startBlock = 0;
|
|
}
|
|
if (endBlock == null) {
|
|
endBlock = 99999999;
|
|
}
|
|
return this.resolveName(addressOrName).then(function (address) {
|
|
url += "/api?module=account&action=txlist&address=" + address;
|
|
url += "&startblock=" + startBlock;
|
|
url += "&endblock=" + endBlock;
|
|
url += "&sort=asc" + apiKey;
|
|
_this.emit("debug", {
|
|
action: "request",
|
|
request: url,
|
|
provider: _this
|
|
});
|
|
var connection = {
|
|
url: url,
|
|
throttleSlotInterval: 1000,
|
|
throttleCallback: function (attempt, url) {
|
|
if (_this.apiKey === defaultApiKey) {
|
|
formatter_1.showThrottleMessage();
|
|
}
|
|
return Promise.resolve(true);
|
|
}
|
|
};
|
|
return web_1.fetchJson(connection, null, getResult).then(function (result) {
|
|
_this.emit("debug", {
|
|
action: "response",
|
|
request: url,
|
|
response: properties_1.deepCopy(result),
|
|
provider: _this
|
|
});
|
|
var output = [];
|
|
result.forEach(function (tx) {
|
|
["contractAddress", "to"].forEach(function (key) {
|
|
if (tx[key] == "") {
|
|
delete tx[key];
|
|
}
|
|
});
|
|
if (tx.creates == null && tx.contractAddress != null) {
|
|
tx.creates = tx.contractAddress;
|
|
}
|
|
var item = _this.formatter.transactionResponse(tx);
|
|
if (tx.timeStamp) {
|
|
item.timestamp = parseInt(tx.timeStamp);
|
|
}
|
|
output.push(item);
|
|
});
|
|
return output;
|
|
});
|
|
});
|
|
};
|
|
EtherscanProvider.prototype.isCommunityResource = function () {
|
|
return (this.apiKey === defaultApiKey);
|
|
};
|
|
return EtherscanProvider;
|
|
}(base_provider_1.BaseProvider));
|
|
exports.EtherscanProvider = EtherscanProvider;
|
|
//# sourceMappingURL=etherscan-provider.js.map
|