@invisit/webpack-aws-lambda-auto-deploy-plugin
Version:
Uploads compiled assets to s3 after build
119 lines • 4.63 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const Path = __importStar(require("path"));
const lodash_1 = require("lodash");
const AWS = __importStar(require("aws-sdk"));
const webpack_1 = __importDefault(require("webpack"));
const helpers_1 = require("./helpers");
const prelude_ts_1 = require("@3fv/prelude-ts");
const log = helpers_1.getLogger();
const compileError = (compilation, err) => {
compilation.errors.push(err instanceof Error ? err : new Error(err));
};
class AWSLambdaAutoDeployPlugin extends webpack_1.default.Plugin {
constructor(config, awsConfig = config.aws?.config ?? {}, entryMap = prelude_ts_1.asOption(config.mappings)
.map(it => (Array.isArray(it)
? it
: [{ fn: it, entry: ["default"] }]))
.get()
.reduce((map, { fn, entry }) => ({
...map,
[entry]: {
entry,
fn: [...(map[entry]?.fn ?? []), ...fn]
}
}), {})) {
super();
this.config = config;
this.awsConfig = awsConfig;
this.entryMap = entryMap;
this.pkg = require(Path.join(helpers_1.RootPluginDir, "package.json"));
this.name = this.pkg.name;
this.clients = {
s3: undefined,
lambda: undefined
};
/**
* Deploy the compilation to the configured
* entry <-> lambda mappings
*
* @param {webpack.compilation.Compilation} compilation
* @param {EntryLambdaMapping} entryMapping
* @returns {Promise<void>}
*/
this.deploy = async ([compilation, { entry, fn }]) => {
log.info(`Deploying entry (${entry}) to functions ${fn.join(", ")}`, compilation.entrypoints, compilation.entries);
};
/**
* Process done compilation event
*
* @param {webpack.Stats | webpack.compilation.MultiStats} statsOrMultiStats
* @returns {Promise<void>}
*/
this.onDone = async (statsOrMultiStats) => {
const { entryMap } = this;
const allStats = helpers_1.isMultiStats(statsOrMultiStats)
? statsOrMultiStats.stats
: [statsOrMultiStats];
const pendingDeployments = lodash_1.uniq(allStats
.map(({ compilation }) => [
compilation,
prelude_ts_1.asOption(compilation.compiler?.name)
.map(name => entryMap[name])
.getOrCall(() => Object.values(entryMap)[0])
])
.filter(([, entry]) => Boolean(entry)));
try {
await Promise.all(pendingDeployments.map(this.deploy));
}
catch (err) {
log.error(`AutoDeploy failed`, err);
}
};
}
/**
* Entries that have configured functions
*
* @returns {string[]}
*/
get entryNames() {
return Object.keys(this.entryMap);
}
get s3() {
return prelude_ts_1.asOption(this.clients.s3).getOrCall(() => (this.clients.s3 = new AWS.S3(this.awsConfig ?? {})));
}
get lambda() {
return prelude_ts_1.asOption(this.clients.lambda).getOrCall(() => (this.clients.lambda = new AWS.Lambda(this.awsConfig ?? {})));
}
apply(compiler) {
compiler.hooks.done.tapPromise(this.name, this.onDone);
}
async handleErrors(error, compilation) {
compileError(compilation, `AWSLambdaAutoDeployPlugin: ${error}`);
throw error;
}
}
exports.default = AWSLambdaAutoDeployPlugin;
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