eth-janus
Version:
Indirection service
168 lines • 8.67 kB
JavaScript
"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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) : new P(function (resolve) { resolve(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 Web3 = require("web3");
var ethers = require('ethers');
var fs = require('fs');
var ShhMessageProvider = /** @class */ (function () {
function ShhMessageProvider() {
}
ShhMessageProvider.prototype.init = function (directoryProvider, keyStorePath) {
return __awaiter(this, void 0, void 0, function () {
var companyName, nodeUrl, keyStorePwd, contents, wallet;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
companyName = process.env.COMPANY_NAME;
nodeUrl = process.env.NODE_URL;
this.web3 = new Web3(new Web3.providers.HttpProvider(nodeUrl));
this.shh = this.web3.shh;
console.log("Shh version:", this.shh.version());
keyStorePwd = process.env["shhkeyPass"];
if (!fs.existsSync(keyStorePath)) return [3 /*break*/, 2];
contents = fs.readFileSync(keyStorePath, 'utf8');
if (!contents) return [3 /*break*/, 2];
return [4 /*yield*/, ethers.Wallet.fromEncryptedWallet(contents, keyStorePwd)];
case 1:
wallet = _a.sent();
if (wallet) {
this.myPrvKeyId = this.shh.addPrivateKey(wallet.privateKey);
}
_a.label = 2;
case 2:
if (this.myPrvKeyId)
this.myPubKey = this.shh.getPublicKey(this.myPrvKeyId);
//console.log("myKeyId", this.myPrvKeyId);
//console.log("myPubKey", this.myPubKey);
// this.symKey = process.env["ShhSymKey"];
// if(this.symKey)
// this.symKeyId = this.shh.addSymKey(this.symKey);
//console.log("symKeyId", this.symKeyId);
//console.log("symKey", this.symKey);
if (this.myPrvKeyId) {
this.privateMessFilterId = this.shh.newMessageFilter({ privateKeyID: this.myPrvKeyId }, function (err, res) { return __awaiter(_this, void 0, void 0, function () { return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.onMessage(err, res)];
case 1:
_a.sent();
return [2 /*return*/];
}
}); }); });
}
return [2 /*return*/];
}
});
});
};
ShhMessageProvider.prototype.onMessage = function (err, res) {
return __awaiter(this, void 0, void 0, function () {
var message, payload;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!err) {
payload = this.web3.toAscii(res["payload"]);
message = JSON.parse(payload);
}
if (!this.callback) return [3 /*break*/, 2];
return [4 /*yield*/, this.callback(err, message)];
case 1:
_a.sent();
_a.label = 2;
case 2: return [2 /*return*/];
}
});
});
};
ShhMessageProvider.prototype.createNewKey = function () {
var _this = this;
this.myPrvKeyId = this.shh.newKeyPair();
if (this.myPrvKeyId)
this.myPubKey = this.shh.getPublicKey(this.myPrvKeyId);
if (this.privateMessFilterId)
this.shh.uninstallFilter(this.privateMessFilterId);
this.privateMessFilterId = this.shh.newMessageFilter({ privateKeyID: this.myPrvKeyId }, function (err, res) { return __awaiter(_this, void 0, void 0, function () { return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.onMessage(err, res)];
case 1:
_a.sent();
return [2 /*return*/];
}
}); }); });
//console.log("privateMessFilterId", this.privateMessFilterId);
};
ShhMessageProvider.prototype.getPublicKey = function () {
//console.log("this.myPubKey",this.myPubKey);
return this.myPubKey;
};
ShhMessageProvider.prototype.postMessage = function (from, to, message) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
console.log("Posting message:", message);
//console.log("Posting message to:", to, ", from:", from);
if (to) {
this.shh.post({
pubKey: to,
topic: '0x12345678',
ttl: 7,
powTarget: 2.01,
powTime: 2,
payload: this.web3.fromAscii(message)
});
// } else {
// this.shh.post({
// symKeyID: this.symKeyId,
// topic: '0x12345678',
// ttl: 7,
// powTarget: 2.01,
// powTime: 2,
// payload: this.web3.fromAscii(message)
// });
}
return [2 /*return*/];
});
});
};
ShhMessageProvider.prototype.watch = function (callback) {
this.callback = callback;
};
return ShhMessageProvider;
}());
exports.ShhMessageProvider = ShhMessageProvider;
exports.default = ShhMessageProvider;
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