serverless-offline-streams
Version:
This plugin provides support for event driven systems using Serverless Offline
116 lines (115 loc) • 7.16 kB
JavaScript
"use strict";
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 };
}
};
exports.__esModule = true;
exports.SQStreamHandler = void 0;
var logging_1 = require("../logging");
var lambda_1 = require("serverless-offline/dist/lambda");
var SQSPoller_1 = require("./SQSPoller");
var StreamFunctionDefinitions_1 = require("../StreamFunctionDefinitions");
var utils_1 = require("../utils");
var bindHandlersToQueues_1 = require("./functions/bindHandlersToQueues");
var getDefinedQueues_1 = require("./functions/getDefinedQueues");
var deleteQueues_1 = require("./functions/deleteQueues");
var purgeQueues_1 = require("./functions/purgeQueues");
var createAndActivateQueues_1 = require("./functions/createAndActivateQueues");
var createSQSClient_1 = require("./functions/createSQSClient");
var SQStreamHandler = /** @class */ (function () {
function SQStreamHandler(serverless, options, config) {
this.serverless = serverless;
this.options = options;
this.config = config;
}
SQStreamHandler.prototype.start = function () {
var _a, _b;
return __awaiter(this, void 0, void 0, function () {
var endpoint, _c, stage, region, resources, localSqsClient, definedQueues, activeQueues, functionsWithSqsEvents, boundQueues;
return __generator(this, function (_d) {
switch (_d.label) {
case 0:
endpoint = this.config.endpoint;
_c = this.options, stage = _c.stage, region = _c.region;
resources = (_b = (_a = this.serverless.service) === null || _a === void 0 ? void 0 : _a.resources) === null || _b === void 0 ? void 0 : _b.Resources;
(0, logging_1.log)("Starting Offline SQS Streams: ".concat(stage, "/").concat(region, ".."));
return [4 /*yield*/, (0, createSQSClient_1["default"])(region, endpoint)];
case 1:
localSqsClient = _d.sent();
this.slsOfflineLambda = new lambda_1["default"](this.serverless, this.options);
this.slsOfflineLambda.create((0, utils_1.getHandlersAsLambdaFunctionDefinitions)(this.serverless));
definedQueues = (0, getDefinedQueues_1["default"])(this.config, resources);
(0, logging_1.logDebug)("definedQueues", definedQueues);
if (!this.config.localQueueManagement.removeOnStart) return [3 /*break*/, 3];
return [4 /*yield*/, (0, deleteQueues_1["default"])(localSqsClient)];
case 2:
_d.sent();
return [3 /*break*/, 5];
case 3:
if (!this.config.localQueueManagement.purgeOnStart) return [3 /*break*/, 5];
return [4 /*yield*/, (0, purgeQueues_1["default"])(localSqsClient)];
case 4:
_d.sent();
_d.label = 5;
case 5: return [4 /*yield*/, (0, createAndActivateQueues_1["default"])(createSQSClient_1["default"], this.config, localSqsClient, definedQueues)];
case 6:
activeQueues = _d.sent();
(0, logging_1.logDebug)("activeQueues", activeQueues);
functionsWithSqsEvents = (0, StreamFunctionDefinitions_1.getFunctionDefinitionsWithStreamsEvents)(this.serverless, 'SQS');
boundQueues = (0, bindHandlersToQueues_1["default"])(this.config, resources, activeQueues, functionsWithSqsEvents);
(0, logging_1.logDebug)("boundQueues", boundQueues);
// Start polling for bound queues
this.sqsPoller = new SQSPoller_1["default"](this.options, this.config, boundQueues, this.slsOfflineLambda);
this.sqsPoller.start();
(0, logging_1.log)("Started Offline SQS Streams. ");
return [2 /*return*/];
}
});
});
};
SQStreamHandler.prototype.shutdown = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
(0, logging_1.log)("Halting Offline SQS Streams..");
return [2 /*return*/, Promise.all([
this.slsOfflineLambda ? this.slsOfflineLambda.cleanup() : Promise.resolve(),
this.sqsPoller ? this.sqsPoller.stop() : Promise.resolve()
])];
});
});
};
return SQStreamHandler;
}());
exports.SQStreamHandler = SQStreamHandler;