Add run:proxy command

Author: marconi1992

.gitignore

@@ -32,15 +32,6 @@ lib
 npm-shrinkwrap.json
 yarn.lock
 package-lock.json
-© 2019 GitHub, Inc.
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+
+# Ara bins
+.ara

package.json

@@ -1,6 +1,6 @@
 {
   "name": "ara-cli",
-  "version": "1.0.0-alpha.0",
+  "version": "1.0.0-alpha.1",
   "description": "Ara Framework Command Line Interface",
   "keywords": [
     "ara",
@@ -24,7 +24,10 @@
     "aws-sdk": "^2.509.0",
     "cac": "^6.5.2",
     "chalk": "^2.4.2",
+    "download": "^7.1.0",
+    "execa": "^2.0.4",
     "majo": "^0.7.1",
+    "ora": "^3.4.0",
     "s3rver": "^3.3.0",
     "sao": "^1.6.1",
     "serverless-offline": "^5.10.1",

src/index.js

@@ -1,12 +1,12 @@
 #!/usr/bin/env node
 const cli = require('cac')();
-
-const path = require('path');
 const sao = require('sao');
+const path = require('path');
 
 const generateProject = require('./generators/project');
 const runLambda = require('./run/lambda');
 const serveAsset = require('./run/asset');
+const runProxy = require('./run/proxy');
 
 cli.command('new:project <outDir>', 'New Project')
   .action(outDir => generateProject(outDir));
@@ -41,4 +41,8 @@ cli.command('run:lambda', 'Run Hypernova lambda function')
     }
   });
 
+cli.command('run:proxy', 'Run Nova Proxy')
+  .option('--config [config]', 'Configuration file')
+  .action(({ config = './nova-proxy.json' }) => runProxy(config, path.join(__dirname, '../.ara')));
+
 cli.parse();

src/run/proxy.js

@@ -0,0 +1,51 @@
+const os = require('os');
+const download = require('download');
+const fs = require('fs');
+const path = require('path');
+const ora = require('ora');
+const chalk = require('chalk');
+const execa = require('execa');
+
+module.exports = async (config, dest) => {
+  let url;
+  let fileName = 'nova-proxy';
+  const platform = os.platform();
+  if (platform === 'darwin') {
+    url = 'https://github.com/ara-framework/nova-proxy/releases/download/1.0.5/nova-proxy-darwin-amd64';
+  } else if (platform === 'win32') {
+    url = 'https://github.com/ara-framework/nova-proxy/releases/download/1.0.5/nova-proxy-windows-amd64.exe';
+    fileName = `${fileName}.exe`;
+  }
+
+  const executable = path.join(dest, fileName);
+
+  if (!fs.existsSync(executable)) {
+    if (url) {
+      const spinner = ora('Downloading nova-proxy').start();
+      try {
+        await download(url, dest, { filename: fileName });
+        fs.chmodSync(executable, 755);
+        spinner.succeed('Downloaded nova-proxy');
+      } catch (error) {
+        spinner.fail('Downloadind nova-proxy failed');
+        return null;
+      }
+    } else {
+      return console.error(chalk.red(`run:proxy command is not supported in "${platform}"`));
+    }
+  }
+
+  try {
+    process.env.CONFIG_FILE = process.env.CONFIG_FILE || config;
+
+    if (!process.env.HYPERNOVA_BATCH) {
+      return console.error(chalk.red('HYPERNOVA_BATCH environment variable is required'));
+    }
+    console.log(chalk.green('Nova proxy running!!'));
+    await execa(executable);
+  } catch (error) {
+    console.error(chalk.red(error.stderr || 'Nova proxy failed when running'));
+  }
+
+  return null;
+};