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const childProcess = require('child_process');
const ip = require('ip');
const path = require('path');
const RollbarSourceMapPlugin = require('rollbar-sourcemap-webpack-plugin');
const webpack = require('webpack');
// The common js bundle (not this one) is built using tsc.
// The umd bundle (this one) has a different entrypoint.
const GIT_SHA = childProcess
.execSync('git rev-parse HEAD')
.toString()
.trim();
const getEnvironmentName = (env, argv) => {
if (env && env.dogfood) {
return 'dogfood';
} else if (env && env.staging) {
return 'staging';
}
// argv.mode should be 'development' or 'production'
return argv.mode;
};
const getHeapAnalyticsId = environmentName => {
if (environmentName === 'production') {
return process.env['INSTANT_HEAP_ANALYTICS_ID_PRODUCTION'];
}
if (environmentName === 'development' || environmentName === 'dogfood' || environmentName === 'staging') {
return process.env['INSTANT_HEAP_ANALYTICS_ID_DEVELOPMENT'];
}
return undefined;
};
const ROLLBAR_PUBLISH_TOKEN_ENV_NAME = 'INSTANT_ROLLBAR_PUBLISH_TOKEN';
const ROLLBAR_CLIENT_TOKEN_ENV_NAME = 'INSTANT_ROLLBAR_CLIENT_TOKEN';
const getRollbarPlugin = environmentName => {
if (!environmentName) {
return undefined;
}
const publishToken = process.env[ROLLBAR_PUBLISH_TOKEN_ENV_NAME];
if (!publishToken) {
return undefined;
}
let rollbarPublicPath;
if (environmentName === 'dogfood') {
rollbarPublicPath = 'http://0x-instant-dogfood.s3-website-us-east-1.amazonaws.com';
} else if (environmentName === 'staging') {
rollbarPublicPath = 'http://0x-instant-staging.s3-website-us-east-1.amazonaws.com';
} // TODO(sk): When we decide on JS cdn, add public path here
if (!rollbarPublicPath) {
console.log('No rollbar public path');
return undefined;
}
const rollbarPluginOptions = {
accessToken: publishToken,
version: GIT_SHA,
publicPath: rollbarPublicPath,
};
return new RollbarSourceMapPlugin(rollbarPluginOptions);
};
const validateRollbarPresence = (environmentName, rollbarEnabled, rollbarSourceMapPlugin) => {
const requiresRollbar = environmentName === 'dogfood' || environmentName === 'staging';
if (!requiresRollbar) {
return;
}
if (!rollbarEnabled || !rollbarSourceMapPlugin) {
throw new Error(
`Rollbar env vars must be set to build for ${environmentName}. Please set ${ROLLBAR_CLIENT_TOKEN_ENV_NAME} to a rollbar access token with post_client_item permissions, and ${ROLLBAR_PUBLISH_TOKEN_ENV_NAME} to a rollbar access token with post_server_item permissions.`,
);
}
};
module.exports = (env, argv) => {
const environmentName = getEnvironmentName(env, argv);
const outputPath = process.env.WEBPACK_OUTPUT_PATH || 'umd';
const envVars = {
GIT_SHA: JSON.stringify(GIT_SHA),
NPM_PACKAGE_VERSION: JSON.stringify(process.env.npm_package_version),
HEAP_ANALYTICS_ID: getHeapAnalyticsId(environmentName),
INSTANT_ENVIRONMENT: JSON.stringify(environmentName),
ROLLBAR_CLIENT_TOKEN: JSON.stringify(process.env[ROLLBAR_CLIENT_TOKEN_ENV_NAME]),
};
const canRollbarBeEnabled =
environmentName === 'development' ? process.env.INSTANT_ROLLBAR_FORCE_DEVELOPMENT_REPORT : true;
if (envVars.INSTANT_ENVIRONMENT && envVars.ROLLBAR_CLIENT_TOKEN && canRollbarBeEnabled) {
envVars['ROLLBAR_ENABLED'] = JSON.stringify(true);
}
let plugins = [
new webpack.DefinePlugin({
'process.env': envVars,
}),
];
const rollbarPlugin = getRollbarPlugin(environmentName);
if (rollbarPlugin) {
console.log('Using rollbar source map plugin');
plugins = plugins.concat(rollbarPlugin);
} else {
console.log('Not using rollbar source map plugin');
}
validateRollbarPresence(environmentName, envVars['ROLLBAR_ENABLED'], rollbarPlugin);
const config = {
entry: {
instant: './src/index.umd.ts',
},
output: {
filename: '[name].js',
path: path.resolve(__dirname, outputPath),
library: 'zeroExInstant',
libraryTarget: 'umd',
},
plugins,
devtool: 'source-map',
resolve: {
extensions: ['.js', '.json', '.ts', '.tsx'],
},
module: {
rules: [
{
test: /\.(ts|tsx)$/,
loader: 'awesome-typescript-loader',
},
{
test: /\.svg$/,
loader: 'svg-react-loader',
},
{
test: /\.js$/,
loader: 'source-map-loader',
exclude: [
// instead of /\/node_modules\//
path.join(process.cwd(), 'node_modules'),
path.join(process.cwd(), '../..', 'node_modules'),
],
},
],
},
devServer: {
contentBase: path.join(__dirname, 'public'),
port: 5000,
host: '0.0.0.0',
after: () => {
if (config.devServer.host === '0.0.0.0') {
console.log(
`webpack-dev-server can be accessed externally at: http://${ip.address()}:${
config.devServer.port
}`,
);
}
},
},
};
return config;
};
|
