Publish

- @now/bash@0.2.3
 - @now/build-utils@0.5.4
 - @now/cgi@0.1.3
 - @now/go@0.4.5
 - @now/html-minifier@1.1.3
 - @now/lambda@0.5.3
 - @now/md@0.5.3
 - @now/mdx-deck@0.5.3
 - @now/next@0.3.1
 - @now/node-bridge@1.1.2
 - @now/node-server@0.7.1
 - @now/node@0.7.1
 - @now/optipng@0.6.1
 - @now/php-bridge@0.5.2
 - @now/php@0.5.3
 - @now/python@0.2.1
 - @now/rust@0.2.3
 - @now/static-build@0.5.5
 - @now/wordpress@0.5.2

packages/now-bash/index.js

@@ -1,10 +1,13 @@
 const execa = require('execa');
 const { join } = require('path');
 const snakeCase = require('snake-case');
-const glob = require('@now/build-utils/fs/glob'); // eslint-disable-line import/no-extraneous-dependencies
-const download = require('@now/build-utils/fs/download'); // eslint-disable-line import/no-extraneous-dependencies
-const { createLambda } = require('@now/build-utils/lambda'); // eslint-disable-line import/no-extraneous-dependencies
-const getWritableDirectory = require('@now/build-utils/fs/get-writable-directory'); // eslint-disable-line import/no-extraneous-dependencies
+const {
+  glob,
+  download,
+  createLambda,
+  getWriteableDirectory,
+  shouldServe,
+} = require('@now/build-utils'); // eslint-disable-line import/no-extraneous-dependencies
 
 exports.config = {
   maxLambdaSize: '10mb',
@@ -15,7 +18,7 @@ exports.analyze = ({ files, entrypoint }) => files[entrypoint].digest;
 exports.build = async ({
   workPath, files, entrypoint, config,
 }) => {
-  const srcDir = await getWritableDirectory();
+  const srcDir = await getWriteableDirectory();
 
   console.log('downloading files...');
   await download(files, srcDir);
@@ -55,3 +58,5 @@ exports.build = async ({
     [entrypoint]: lambda,
   };
 };
+
+exports.shouldServe = shouldServe;

packages/now-bash/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/bash",
-  "version": "0.2.0",
+  "version": "0.2.3",
   "description": "Now 2.0 builder for HTTP endpoints written in Bash",
   "main": "index.js",
   "author": "Nathan Rajlich <nate@zeit.co>",

packages/now-build-utils/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/build-utils",
-  "version": "0.5.2-canary.0",
+  "version": "0.5.4",
   "license": "MIT",
   "main": "./dist/index.js",
   "types": "./dist/index.d.js",

packages/now-build-utils/src/file-ref.ts

@@ -8,7 +8,6 @@ import { File } from './types';
 interface FileRefOptions {
   mode?: number;
   digest: string;
-  mutable?: boolean;
 }
 
 const semaToDownloadFromS3 = new Sema(5);
@@ -26,26 +25,29 @@ export default class FileRef implements File {
   public type: 'FileRef';
   public mode: number;
   public digest: string;
-  public mutable: boolean;
 
-  constructor({ mode = 0o100644, digest, mutable = false }: FileRefOptions) {
+  constructor({ mode = 0o100644, digest }: FileRefOptions) {
     assert(typeof mode === 'number');
     assert(typeof digest === 'string');
-    assert(typeof mutable === 'boolean');
     this.type = 'FileRef';
     this.mode = mode;
     this.digest = digest;
-    this.mutable = mutable;
   }
 
   async toStreamAsync(): Promise<NodeJS.ReadableStream> {
     let url = '';
     // sha:24be087eef9fac01d61b30a725c1a10d7b45a256
-    const digestParts = this.digest.split(':');
-    if (digestParts[0] === 'sha') {
-      url = this.mutable
-        ? `https://s3.amazonaws.com/now-files/${digestParts[1]}`
-        : `https://dmmcy0pwk6bqi.cloudfront.net/${digestParts[1]}`;
+    const [digestType, digestHash] = this.digest.split(':');
+    if (digestType === 'sha') {
+      // This CloudFront URL edge caches the `now-files` S3 bucket to prevent
+      // overloading it
+      // `https://now-files.s3.amazonaws.com/${digestHash}`
+      url = `https://dmmcy0pwk6bqi.cloudfront.net/${digestHash}`;
+    } else if (digestType === 'sha+ephemeral') {
+      // This URL is currently only used for cache files that constantly
+      // change. We shouldn't cache it on CloudFront because it'd always be a
+      // MISS.
+      url = `https://now-ephemeral-files.s3.amazonaws.com/${digestHash}`;
     } else {
       throw new Error('Expected digest to be sha');
     }
@@ -58,14 +60,14 @@ export default class FileRef implements File {
           const resp = await fetch(url);
           if (!resp.ok) {
             const error = new BailableError(
-              `download: ${resp.status} ${resp.statusText} for ${url}`,
+              `download: ${resp.status} ${resp.statusText} for ${url}`
             );
             if (resp.status === 403) error.bail = true;
             throw error;
           }
           return resp.body;
         },
-        { factor: 1, retries: 3 },
+        { factor: 1, retries: 3 }
       );
     } finally {
       // console.timeEnd(`downloading ${url}`);
@@ -77,15 +79,15 @@ export default class FileRef implements File {
     let flag = false;
 
     // eslint-disable-next-line consistent-return
-    return multiStream((cb) => {
+    return multiStream(cb => {
       if (flag) return cb(null, null);
       flag = true;
 
       this.toStreamAsync()
-        .then((stream) => {
+        .then(stream => {
           cb(null, stream);
         })
-        .catch((error) => {
+        .catch(error => {
           cb(error, null);
         });
     });

packages/now-build-utils/src/fs/run-user-scripts.ts

@@ -116,7 +116,7 @@ export async function installDependencies(
   } else {
     await spawnAsync(
       'yarn',
-      ['--cwd', destPath].concat(commandArgs),
+      ['--ignore-engines', '--cwd', destPath].concat(commandArgs),
       destPath,
       opts as SpawnOptions
     );

packages/now-build-utils/test/fixtures/15-yarn-ignore-engines/index.js

@@ -0,0 +1,9 @@
+const scheduler = require('@google-cloud/scheduler');
+
+module.exports = (_, res) => {
+  if (scheduler) {
+    res.end('found:RANDOMNESS_PLACEHOLDER');
+  } else {
+    res.end('nope:RANDOMNESS_PLACEHOLDER');
+  }
+};

packages/now-build-utils/test/fixtures/15-yarn-ignore-engines/now.json

@@ -0,0 +1,10 @@
+{
+    "version": 2,
+    "builds": [
+      { "src": "index.js", "use": "@now/node", "config": { "maxLambdaSize": "15mb" } }
+    ],
+    "probes": [
+      { "path": "/", "mustContain": "found:RANDOMNESS_PLACEHOLDER" }
+    ]
+  }
+  

packages/now-build-utils/test/fixtures/15-yarn-ignore-engines/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "15-yarn-ignore-engines",
+  "version": "1.0.0",
+  "main": "index.js",
+  "dependencies": {
+    "@google-cloud/scheduler": "0.3.0"
+  }
+}

packages/now-cgi/index.js

@@ -5,6 +5,7 @@ const glob = require('@now/build-utils/fs/glob'); // eslint-disable-line import/
 const download = require('@now/build-utils/fs/download'); // eslint-disable-line import/no-extraneous-dependencies
 const { createLambda } = require('@now/build-utils/lambda'); // eslint-disable-line import/no-extraneous-dependencies
 const getWritableDirectory = require('@now/build-utils/fs/get-writable-directory'); // eslint-disable-line import/no-extraneous-dependencies
+const { shouldServe } = require('@now/build-utils'); // eslint-disable-line import/no-extraneous-dependencies
 
 exports.analyze = ({ files, entrypoint }) => files[entrypoint].digest;
 
@@ -40,3 +41,5 @@ exports.build = async ({ files, entrypoint }) => {
     [entrypoint]: lambda,
   };
 };
+
+exports.shouldServe = shouldServe;

packages/now-cgi/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/cgi",
-  "version": "0.1.0",
+  "version": "0.1.3",
   "license": "MIT",
   "repository": {
     "type": "git",

packages/now-go/go-helpers.ts

@@ -3,6 +3,7 @@ import execa from 'execa';
 import fetch from 'node-fetch';
 import { mkdirp, pathExists } from 'fs-extra';
 import { dirname, join } from 'path';
+import { homedir } from 'os';
 import Debug from 'debug';
 
 const debug = Debug('@now/go:go-helpers');
@@ -118,16 +119,25 @@ export async function downloadGo(
   platform = process.platform,
   arch = process.arch
 ) {
-  debug('Installing `go` v%s to %o for %s %s', version, dir, platform, arch);
+  // Check default `Go` in user machine
+  const isUserGo = await pathExists(join(homedir(), 'go'));
 
-  const url = getGoUrl(version, platform, arch);
-
-  // if we found GOPATH in ENV, use it
-  if (process.env.GOPATH !== undefined) {
+  // If we found GOPATH in ENV, or default `Go` path exists
+  // asssume that user have `Go` installed
+  if (isUserGo || process.env.GOPATH !== undefined) {
     return createGo(dir, platform, arch);
   } else {
+    // Check `Go` bin in builder CWD
     const isGoExist = await pathExists(join(dir, 'bin'));
     if (!isGoExist) {
+      debug(
+        'Installing `go` v%s to %o for %s %s',
+        version,
+        dir,
+        platform,
+        arch
+      );
+      const url = getGoUrl(version, platform, arch);
       debug('Downloading `go` URL: %o', url);
       console.log('Downloading Go ...');
       const res = await fetch(url);

packages/now-go/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/go",
-  "version": "0.4.3-canary.0",
+  "version": "0.4.5",
   "license": "MIT",
   "repository": {
     "type": "git",

packages/now-html-minifier/index.js

@@ -1,4 +1,4 @@
-const FileBlob = require('@now/build-utils/file-blob.js'); // eslint-disable-line import/no-extraneous-dependencies
+const { FileBlob, shouldServe } = require('@now/build-utils'); // eslint-disable-line import/no-extraneous-dependencies
 const { minify } = require('html-minifier');
 
 const defaultOptions = {
@@ -28,3 +28,5 @@ exports.build = async ({ files, entrypoint, config }) => {
 
   return { [entrypoint]: result };
 };
+
+exports.shouldServe = shouldServe;

packages/now-html-minifier/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/html-minifier",
-  "version": "1.1.0",
+  "version": "1.1.3",
   "license": "MIT",
   "repository": {
     "type": "git",

packages/now-lambda/index.js

@@ -1,5 +1,6 @@
 const { Lambda } = require('@now/build-utils/lambda.js'); // eslint-disable-line import/no-extraneous-dependencies
 const streamToBuffer = require('@now/build-utils/fs/stream-to-buffer.js'); // eslint-disable-line import/no-extraneous-dependencies
+const { shouldServe } = require('@now/build-utils'); // eslint-disable-line import/no-extraneous-dependencies
 
 exports.build = async ({ files, entrypoint, config }) => {
   if (!files[entrypoint]) throw new Error('Entrypoint not found in files');
@@ -10,3 +11,5 @@ exports.build = async ({ files, entrypoint, config }) => {
   const lambda = new Lambda({ zipBuffer, handler, runtime });
   return { [entrypoint]: lambda };
 };
+
+exports.shouldServe = shouldServe;

packages/now-lambda/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/lambda",
-  "version": "0.5.0",
+  "version": "0.5.3",
   "license": "MIT",
   "repository": {
     "type": "git",

packages/now-md/index.js

@@ -1,4 +1,4 @@
-const FileBlob = require('@now/build-utils/file-blob.js'); // eslint-disable-line import/no-extraneous-dependencies
+const { FileBlob, shouldServe } = require('@now/build-utils'); // eslint-disable-line import/no-extraneous-dependencies
 const unified = require('unified');
 const unifiedStream = require('unified-stream');
 const markdown = require('remark-parse');
@@ -38,3 +38,5 @@ exports.build = async ({ files, entrypoint, config }) => {
 
   return { [replacedEntrypoint]: result };
 };
+
+exports.shouldServe = shouldServe;

packages/now-md/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/md",
-  "version": "0.5.0",
+  "version": "0.5.3",
   "license": "MIT",
   "repository": {
     "type": "git",

packages/now-mdx-deck/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/mdx-deck",
-  "version": "0.5.0",
+  "version": "0.5.3",
   "license": "MIT",
   "repository": {
     "type": "git",

packages/now-next/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/next",
-  "version": "0.2.1-canary.0",
+  "version": "0.3.1",
   "license": "MIT",
   "main": "./dist/index",
   "scripts": {
@@ -14,7 +14,7 @@
     "directory": "packages/now-next"
   },
   "dependencies": {
-    "@now/node-bridge": "^1.1.0",
+    "@now/node-bridge": "^1.1.2",
     "fs-extra": "^7.0.0",
     "get-port": "^5.0.0",
     "resolve-from": "^5.0.0",

packages/now-next/src/dev-server.ts

@@ -2,6 +2,13 @@ import resolveFrom from 'resolve-from';
 import { parse } from 'url';
 import getPort from 'get-port';
 import { createServer } from 'http';
+import { syncEnvVars } from './utils';
+
+process.on('unhandledRejection', err => {
+  console.error('Exiting builder due to build error:');
+  console.error(err);
+  process.exit(1);
+});
 
 async function main(cwd: string) {
   const next = require(resolveFrom(cwd, 'next'));
@@ -17,6 +24,13 @@ async function main(cwd: string) {
   // Prepare for incoming requests
   await app.prepare();
 
+  // The runtime env vars are passed in to `argv[2]`
+  // as a base64-encoded JSON string
+  const runtimeEnv = JSON.parse(
+    Buffer.from(process.argv[2], 'base64').toString()
+  );
+  syncEnvVars(process.env, process.env, runtimeEnv);
+
   createServer((req, res) => {
     const parsedUrl = parse(req.url || '', true);
     handler(req, res, parsedUrl);

packages/now-next/src/index.ts

@@ -25,6 +25,7 @@ import {
 
 import nextLegacyVersions from './legacy-versions';
 import {
+  EnvConfig,
   excludeFiles,
   getNextConfig,
   getPathsInside,
@@ -33,11 +34,14 @@ import {
   normalizePackageJson,
   onlyStaticDirectory,
   stringMap,
+  syncEnvVars,
   validateEntrypoint,
 } from './utils';
 
 interface BuildParamsMeta {
   isDev: boolean | undefined;
+  env?: EnvConfig;
+  buildEnv?: EnvConfig;
 }
 
 interface BuildParamsType extends BuildOptions {
@@ -119,10 +123,15 @@ function isLegacyNext(nextVersion: string) {
 const name = '[@now/next]';
 const urls: stringMap = {};
 
-function startDevServer(entryPath: string) {
+function startDevServer(entryPath: string, runtimeEnv: EnvConfig) {
+  // The runtime env vars are encoded and passed in as `argv[2]`, so that the
+  // dev-server process can replace them onto `process.env` after the Next.js
+  // "prepare" step
+  const encodedEnv = Buffer.from(JSON.stringify(runtimeEnv)).toString('base64');
+
   // `env` is omitted since that
   // makes it default to `process.env`
-  const forked = fork(path.join(__dirname, 'dev-server.js'), [], {
+  const forked = fork(path.join(__dirname, 'dev-server.js'), [encodedEnv], {
     cwd: entryPath,
     execArgv: [],
   });
@@ -181,7 +190,13 @@ export const build = async ({
     if (!urls[entrypoint]) {
       console.log(`${name} Installing dependencies...`);
       await runNpmInstall(entryPath, ['--prefer-offline']);
-      const { forked, getUrl } = startDevServer(entryPath);
+
+      // The runtime env vars consist of the base `process.env` vars, but with the
+      // build env vars removed, and the runtime env vars mixed in afterwards
+      const runtimeEnv: EnvConfig = Object.assign({}, process.env);
+      syncEnvVars(runtimeEnv, meta.buildEnv || {}, meta.env || {});
+
+      const { forked, getUrl } = startDevServer(entryPath, runtimeEnv);
       urls[entrypoint] = await getUrl();
       childProcess = forked;
       console.log(

packages/now-next/src/utils.ts

@@ -2,18 +2,22 @@ import fs from 'fs-extra';
 import path from 'path';
 import { Files } from '@now/build-utils';
 
-type stringMap = {[key: string]: string};
+type stringMap = { [key: string]: string };
+
+export interface EnvConfig {
+  [name: string]: string | undefined;
+}
 
 /**
  * Validate if the entrypoint is allowed to be used
  */
 function validateEntrypoint(entrypoint: string) {
   if (
-    !/package\.json$/.exec(entrypoint)
-    && !/next\.config\.js$/.exec(entrypoint)
+    !/package\.json$/.exec(entrypoint) &&
+    !/next\.config\.js$/.exec(entrypoint)
   ) {
     throw new Error(
-      'Specified "src" for "@now/next" has to be "package.json" or "next.config.js"',
+      'Specified "src" for "@now/next" has to be "package.json" or "next.config.js"'
     );
   }
 }
@@ -21,7 +25,10 @@ function validateEntrypoint(entrypoint: string) {
 /**
  * Exclude certain files from the files object
  */
-function excludeFiles(files: Files, matcher: (filePath: string) => boolean): Files {
+function excludeFiles(
+  files: Files,
+  matcher: (filePath: string) => boolean
+): Files {
   return Object.keys(files).reduce((newFiles, filePath) => {
     if (matcher(filePath)) {
       return newFiles;
@@ -36,7 +43,10 @@ function excludeFiles(files: Files, matcher: (filePath: string) => boolean): Fil
 /**
  * Creates a new Files object holding only the entrypoint files
  */
-function includeOnlyEntryDirectory(files: Files, entryDirectory: string): Files {
+function includeOnlyEntryDirectory(
+  files: Files,
+  entryDirectory: string
+): Files {
   if (entryDirectory === '.') {
     return files;
   }
@@ -76,7 +86,13 @@ function onlyStaticDirectory(files: Files, entryDir: string): Files {
 /**
  * Enforce specific package.json configuration for smallest possible lambda
  */
-function normalizePackageJson(defaultPackageJson: {dependencies?: stringMap, devDependencies?: stringMap, scripts?: stringMap} = {}) {
+function normalizePackageJson(
+  defaultPackageJson: {
+    dependencies?: stringMap;
+    devDependencies?: stringMap;
+    scripts?: stringMap;
+  } = {}
+) {
   const dependencies: stringMap = {};
   const devDependencies: stringMap = {
     ...defaultPackageJson.dependencies,
@@ -112,7 +128,8 @@ function normalizePackageJson(defaultPackageJson: {dependencies?: stringMap, dev
     },
     scripts: {
       ...defaultPackageJson.scripts,
-      'now-build': 'NODE_OPTIONS=--max_old_space_size=3000 next build --lambdas',
+      'now-build':
+        'NODE_OPTIONS=--max_old_space_size=3000 next build --lambdas',
     },
   };
 }
@@ -151,7 +168,12 @@ function getPathsInside(entryDirectory: string, files: Files) {
   return watch;
 }
 
-function getRoutes(entryDirectory: string, pathsInside: string[], files: Files, url: string): any[] {
+function getRoutes(
+  entryDirectory: string,
+  pathsInside: string[],
+  files: Files,
+  url: string
+): any[] {
   const filesInside: Files = {};
   const prefix = entryDirectory === `.` ? `/` : `/${entryDirectory}/`;
 
@@ -166,12 +188,12 @@ function getRoutes(entryDirectory: string, pathsInside: string[], files: Files,
   const routes: any[] = [
     {
       src: `${prefix}_next/(.*)`,
-      dest: `${url}/_next/$1`
+      dest: `${url}/_next/$1`,
     },
     {
       src: `${prefix}static/(.*)`,
-      dest: `${url}/static/$1`
-    }
+      dest: `${url}/static/$1`,
+    },
   ];
 
   for (const file of Object.keys(filesInside)) {
@@ -192,7 +214,7 @@ function getRoutes(entryDirectory: string, pathsInside: string[], files: Files,
 
     routes.push({
       src: `${prefix}${pageName}`,
-      dest: `${url}/${pageName}`
+      dest: `${url}/${pageName}`,
     });
 
     if (pageName.endsWith('index')) {
@@ -200,7 +222,7 @@ function getRoutes(entryDirectory: string, pathsInside: string[], files: Files,
 
       routes.push({
         src: `${prefix}${resolvedIndex}`,
-        dest: `${url}/${resolvedIndex}`
+        dest: `${url}/${resolvedIndex}`,
       });
     }
   }
@@ -208,6 +230,20 @@ function getRoutes(entryDirectory: string, pathsInside: string[], files: Files,
   return routes;
 }
 
+function syncEnvVars(base: EnvConfig, removeEnv: EnvConfig, addEnv: EnvConfig) {
+  // Remove any env vars from `removeEnv`
+  // that are not present in the `addEnv`
+  const addKeys = new Set(Object.keys(addEnv));
+  for (const name of Object.keys(removeEnv)) {
+    if (!addKeys.has(name)) {
+      delete base[name];
+    }
+  }
+
+  // Add in the keys from `addEnv`
+  Object.assign(base, addEnv);
+}
+
 export {
   excludeFiles,
   validateEntrypoint,
@@ -219,4 +255,5 @@ export {
   getPathsInside,
   getRoutes,
   stringMap,
+  syncEnvVars,
 };

packages/now-node-bridge/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/node-bridge",
-  "version": "1.1.0",
+  "version": "1.1.2",
   "license": "MIT",
   "main": "./index.js",
   "repository": {

packages/now-node-server/index.js

@@ -9,6 +9,7 @@ const {
   runNpmInstall,
   runPackageJsonScript,
 } = require('@now/build-utils/fs/run-user-scripts.js'); // eslint-disable-line import/no-extraneous-dependencies
+const { shouldServe } = require('@now/build-utils'); // eslint-disable-line import/no-extraneous-dependencies
 
 /** @typedef { import('@now/build-utils/file-ref') } FileRef */
 /** @typedef {{[filePath: string]: FileRef}} Files */
@@ -49,8 +50,12 @@ async function compile(workPath, downloadedFiles, entrypoint, config) {
   });
 
   if (config && config.includeFiles) {
+    const includeFiles = typeof config.includeFiles === 'string'
+      ? [config.includeFiles]
+      : config.includeFiles;
+
     // eslint-disable-next-line no-restricted-syntax
-    for (const pattern of config.includeFiles) {
+    for (const pattern of includeFiles) {
       // eslint-disable-next-line no-await-in-loop
       const files = await glob(pattern, inputDir);
 
@@ -145,3 +150,5 @@ exports.prepareCache = async ({ workPath }) => ({
   ...(await glob('package-lock.json', workPath)),
   ...(await glob('yarn.lock', workPath)),
 });
+
+exports.shouldServe = shouldServe;

packages/now-node-server/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/node-server",
-  "version": "0.6.1-canary.0",
+  "version": "0.7.1",
   "license": "MIT",
   "repository": {
     "type": "git",
@@ -8,7 +8,7 @@
     "directory": "packages/now-node-server"
   },
   "dependencies": {
-    "@now/node-bridge": "^1.1.0",
+    "@now/node-bridge": "^1.1.2",
     "@zeit/ncc": "0.18.2",
     "fs-extra": "7.0.1"
   },

packages/now-node-server/test/fixtures/11-include-files/accepts-string/index.js

@@ -0,0 +1,5 @@
+const express = require('express');
+
+const app = express();
+
+app.listen();

packages/now-node-server/test/fixtures/11-include-files/now.json

@@ -9,6 +9,13 @@
           "templates/**"
         ]
       }
+    },
+    {
+      "src": "accepts-string/index.js",
+      "use": "@now/node-server",
+      "config": {
+        "includeFiles": "templates/**"
+      }
     }
   ],
   "probes": [

packages/now-node/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/node",
-  "version": "0.6.1-canary.1",
+  "version": "0.7.1",
   "license": "MIT",
   "main": "./dist/index",
   "repository": {
@@ -9,7 +9,7 @@
     "directory": "packages/now-node"
   },
   "dependencies": {
-    "@now/node-bridge": "^1.1.0",
+    "@now/node-bridge": "^1.1.2",
     "@zeit/ncc": "0.18.2",
     "fs-extra": "7.0.1"
   },

packages/now-node/src/index.ts

@@ -11,6 +11,7 @@ import {
   runPackageJsonScript,
   PrepareCacheOptions,
   BuildOptions,
+  shouldServe,
 } from '@now/build-utils';
 
 interface CompilerConfig {
@@ -157,3 +158,5 @@ export async function prepareCache({ workPath }: PrepareCacheOptions) {
     ...(await glob('yarn.lock', workPath)),
   };
 }
+
+export { shouldServe };

packages/now-optipng/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/optipng",
-  "version": "0.5.0",
+  "version": "0.6.1",
   "license": "MIT",
   "main": "./dist/index",
   "files": [

packages/now-optipng/src/index.ts

@@ -1,13 +1,14 @@
 // eslint-disable-line import/no-extraneous-dependencies
-import { 
+import {
   FileBlob,
   BuildOptions,
-  AnalyzeOptions
-} from '@now/build-utils'
-import OptiPng from 'optipng'
-import pipe from 'multipipe'
+  AnalyzeOptions,
+  shouldServe,
+} from '@now/build-utils';
+import OptiPng from 'optipng';
+import pipe from 'multipipe';
 
-export function analyze({ files, entrypoint }: AnalyzeOptions) {
+export function analyze({ files, entrypoint }: AnalyzeOptions) {
   return files[entrypoint].digest;
 }
 
@@ -20,3 +21,5 @@ export async function build({ files, entrypoint }: BuildOptions) {
   const result = await FileBlob.fromStream({ stream });
   return { [entrypoint]: result };
 }
+
+export { shouldServe };

packages/now-php-bridge/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/php-bridge",
-  "version": "0.5.0",
+  "version": "0.5.2",
   "license": "MIT",
   "repository": {
     "type": "git",

packages/now-php/index.js

@@ -1,5 +1,9 @@
 const {
-  createLambda, rename, glob, download,
+  createLambda,
+  rename,
+  glob,
+  download,
+  shouldServe,
 } = require('@now/build-utils'); // eslint-disable-line import/no-extraneous-dependencies
 const path = require('path');
 const { getFiles } = require('@now/php-bridge');
@@ -52,3 +56,5 @@ exports.build = async ({
 
   return { [entrypoint]: lambda };
 };
+
+exports.shouldServe = shouldServe;

packages/now-php/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/php",
-  "version": "0.5.0",
+  "version": "0.5.3",
   "license": "MIT",
   "repository": {
     "type": "git",
@@ -8,7 +8,7 @@
     "directory": "packages/now-php"
   },
   "dependencies": {
-    "@now/php-bridge": "^0.5.0"
+    "@now/php-bridge": "^0.5.2"
   },
   "scripts": {
     "test": "jest"

packages/now-python/download-and-install-pip.ts

@@ -1,48 +0,0 @@
-import execa from 'execa';
-
-// downloads and installs `pip` (respecting
-// process.env.PYTHONUSERBASE), and returns
-// the absolute path to it
-export async function downloadAndInstallPip() {
-  const { PYTHONUSERBASE } = process.env;
-  if (!PYTHONUSERBASE) {
-    // this is the directory in which `pip` will be
-    // installed to. `--user` will assume `~` if this
-    // is not set, and `~` is not writeable on AWS Lambda.
-    // let's refuse to proceed
-    throw new Error(
-      'Could not install "pip": "PYTHONUSERBASE" env var is not set'
-    );
-  }
-
-  console.log('installing python...');
-  try {
-    await execa('uname', ['-a'], { stdio: 'inherit' });
-    await execa('yum-config-manager', ['--enable', 'epel'], {
-      stdio: 'inherit',
-    });
-    await execa(
-      'yum',
-      ['install', '-y', 'https://centos6.iuscommunity.org/ius-release.rpm'],
-      { stdio: 'inherit' }
-    );
-    //await execa('yum', ['update'], { stdio: 'inherit' });
-    await execa(
-      'yum',
-      [
-        'install',
-        '-y',
-        'python36u',
-        'python36u-libs',
-        'python36u-devel',
-        'python36u-pip',
-      ],
-      { stdio: 'inherit' }
-    );
-  } catch (err) {
-    console.log('could not install python');
-    throw err;
-  }
-
-  return '/usr/bin/pip3.6';
-}

packages/now-python/index.ts

@@ -9,9 +9,9 @@ import {
   download,
   glob,
   createLambda,
+  shouldServe,
   BuildOptions,
 } from '@now/build-utils';
-import { downloadAndInstallPip } from './download-and-install-pip';
 
 async function pipInstall(pipPath: string, workDir: string, ...args: string[]) {
   const target = '.';
@@ -68,20 +68,16 @@ export const config = {
 
 export const build = async ({
   workPath,
-  files,
+  files: originalFiles,
   entrypoint,
   meta = {},
 }: BuildOptions) => {
   console.log('downloading files...');
-
-  // eslint-disable-next-line no-param-reassign
-  files = await download(files, workPath);
-
-  // this is where `pip` will be installed to
-  // we need it to be under `/tmp`
+  const downloadedFiles = await download(originalFiles, workPath);
+  const foundLockFile = 'Pipfile.lock' in downloadedFiles;
   const pyUserBase = await getWriteableDirectory();
   process.env.PYTHONUSERBASE = pyUserBase;
-  const pipPath = meta.isDev ? 'pip3' : await downloadAndInstallPip();
+  const pipPath = 'pip3';
 
   try {
     // See: https://stackoverflow.com/a/44728772/376773
@@ -91,8 +87,10 @@ export const build = async ({
     //
     // distutils.errors.DistutilsOptionError: must supply either home
     // or prefix/exec-prefix -- not both
-    const setupCfg = join(workPath, 'setup.cfg');
-    await writeFile(setupCfg, '[install]\nprefix=\n');
+    if (meta.isDev) {
+      const setupCfg = join(workPath, 'setup.cfg');
+      await writeFile(setupCfg, '[install]\nprefix=\n');
+    }
   } catch (err) {
     console.log('failed to create "setup.cfg" file');
     throw err;
@@ -101,10 +99,7 @@ export const build = async ({
   await pipInstall(pipPath, workPath, 'werkzeug');
   await pipInstall(pipPath, workPath, 'requests');
 
-  const entryDirectory = dirname(entrypoint);
-  const requirementsTxt = join(entryDirectory, 'requirements.txt');
-
-  if (files['Pipfile.lock']) {
+  if (foundLockFile) {
     console.log('found "Pipfile.lock"');
 
     // Install pipenv.
@@ -114,6 +109,8 @@ export const build = async ({
   }
 
   const fsFiles = await glob('**', workPath);
+  const entryDirectory = dirname(entrypoint);
+  const requirementsTxt = join(entryDirectory, 'requirements.txt');
 
   if (fsFiles[requirementsTxt]) {
     console.log('found local "requirements.txt"');
@@ -159,3 +156,5 @@ export const build = async ({
     [entrypoint]: lambda,
   };
 };
+
+export { shouldServe };

packages/now-python/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/python",
-  "version": "0.1.1-canary.0",
+  "version": "0.2.1",
   "main": "index.js",
   "license": "MIT",
   "repository": {

packages/now-rust/index.js

@@ -8,6 +8,7 @@ const glob = require('@now/build-utils/fs/glob.js'); // eslint-disable-line impo
 const { runShellScript } = require('@now/build-utils/fs/run-user-scripts.js'); // eslint-disable-line import/no-extraneous-dependencies
 const FileFsRef = require('@now/build-utils/file-fs-ref.js'); // eslint-disable-line import/no-extraneous-dependencies
 const FileRef = require('@now/build-utils/file-ref.js'); // eslint-disable-line import/no-extraneous-dependencies
+const { shouldServe } = require('@now/build-utils'); // eslint-disable-line import/no-extraneous-dependencies
 const installRust = require('./install-rust.js');
 
 exports.config = {
@@ -367,3 +368,5 @@ exports.getDefaultCache = ({ files, entrypoint }) => {
   });
   return { [targetFolderDir]: defaultCacheRef };
 };
+
+exports.shouldServe = shouldServe;

packages/now-rust/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/rust",
-  "version": "0.2.0",
+  "version": "0.2.3",
   "license": "MIT",
   "repository": {
     "type": "git",

packages/now-static-build/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/static-build",
-  "version": "0.5.3-canary.1",
+  "version": "0.5.5",
   "license": "MIT",
   "repository": {
     "type": "git",

packages/now-wordpress/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@now/wordpress",
-  "version": "0.5.0",
+  "version": "0.5.2",
   "license": "MIT",
   "repository": {
     "type": "git",
@@ -8,7 +8,7 @@
     "directory": "packages/now-wordpress"
   },
   "dependencies": {
-    "@now/php-bridge": "^0.5.0",
+    "@now/php-bridge": "^0.5.2",
     "node-fetch": "2.3.0",
     "yauzl": "2.10.0"
   },