Auto-merge for PR #895 via VersionBot

Add join/leave commands to promote and move devices between platforms

CHANGELOG.md

@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file
 automatically by Versionist. DO NOT EDIT THIS FILE MANUALLY!
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## v7.8.0 - 2018-07-20
+
+* Add join/leave commands to promote and move devices between platforms #895 [Akis Kesoglou]
+
 ## v7.7.4 - 2018-07-17
 
 * Update TypeScript to 2.8.1 #923 [Tim Perry]

lib/actions/auth.coffee

@@ -102,8 +102,8 @@ exports.login	=
 			return patterns.askLoginType().then (loginType) ->
 
 				if loginType is 'register'
-					capitanoRunAsync = Promise.promisify(require('capitano').run)
+					{ runCommand } = require('../utils/helpers')
-					return capitanoRunAsync('signup')
+					return runCommand('signup')
 
 				options[loginType] = true
 				return login(options)

lib/actions/config.coffee

@@ -198,7 +198,7 @@ exports.reconfigure =
 		Promise = require('bluebird')
 		config = require('resin-config-json')
 		visuals = require('resin-cli-visuals')
-		capitanoRunAsync = Promise.promisify(require('capitano').run)
+		{ runCommand } = require('../utils/helpers')
 		umountAsync = Promise.promisify(require('umount').umount)
 
 		Promise.try ->
@@ -212,7 +212,7 @@ exports.reconfigure =
 					configureCommand = "os configure #{drive} --device #{uuid}"
 					if options.advanced
 						configureCommand += ' --advanced'
-					return capitanoRunAsync(configureCommand)
+					return runCommand(configureCommand)
 		.then ->
 			console.info('Done')
 		.nodeify(done)

lib/actions/device.coffee

@@ -415,7 +415,6 @@ exports.init =
 	permission: 'user'
 	action: (params, options, done) ->
 		Promise = require('bluebird')
-		capitanoRunAsync = Promise.promisify(require('capitano').run)
 		rimraf = Promise.promisify(require('rimraf'))
 		tmp = require('tmp')
 		tmpNameAsync = Promise.promisify(tmp.tmpName)
@@ -423,6 +422,7 @@ exports.init =
 
 		resin = require('resin-sdk-preconfigured')
 		patterns = require('../utils/patterns')
+		{ runCommand } = require('../utils/helpers')
 
 		Promise.try ->
 			return options.application if options.application?
@@ -433,12 +433,12 @@ exports.init =
 			download = ->
 				tmpNameAsync().then (tempPath) ->
 					osVersion = options['os-version'] or 'default'
-					capitanoRunAsync("os download #{application.device_type} --output '#{tempPath}' --version #{osVersion}")
+					runCommand("os download #{application.device_type} --output '#{tempPath}' --version #{osVersion}")
 				.disposer (tempPath) ->
 					return rimraf(tempPath)
 
 			Promise.using download(), (tempPath) ->
-				capitanoRunAsync("device register #{application.app_name}")
+				runCommand("device register #{application.app_name}")
 					.then(resin.models.device.get)
 					.tap (device) ->
 						configureCommand = "os configure '#{tempPath}' --device #{device.uuid}"
@@ -446,14 +446,14 @@ exports.init =
 							configureCommand += " --config '#{options.config}'"
 						else if options.advanced
 							configureCommand += ' --advanced'
-						capitanoRunAsync(configureCommand)
+						runCommand(configureCommand)
 						.then ->
 							osInitCommand = "os initialize '#{tempPath}' --type #{application.device_type}"
 							if options.yes
 								osInitCommand += ' --yes'
 							if options.drive
 								osInitCommand += " --drive #{options.drive}"
-							capitanoRunAsync(osInitCommand)
+							runCommand(osInitCommand)
 						# Make sure the device resource is removed if there is an
 						# error when configuring or initializing a device image
 						.catch (error) ->

lib/actions/index.coffee

@@ -38,3 +38,5 @@ module.exports =
 	util: require('./util')
 	preload: require('./preload')
 	push: require('./push')
+	join: require('./join')
+	leave: require('./leave')

lib/actions/internal.coffee

@@ -35,3 +35,53 @@ exports.osInit =
 			init.initialize(params.image, params.type, config)
 		.then(helpers.osProgressHandler)
 		.nodeify(done)
+
+exports.scanDevices =
+	signature: 'internal scandevices'
+	description: 'scan for local resin-enabled devices and show a picker to choose one'
+	help: '''
+		Don't use this command directly!
+	'''
+	hidden: true
+	root: true
+	action: (params, options, done) ->
+		Promise = require('bluebird')
+		{ forms } = require('resin-sync')
+
+		return Promise.try ->
+			forms.selectLocalResinOsDevice()
+			.then (hostnameOrIp) ->
+				console.error("==> Selected device: #{hostnameOrIp}")
+		.nodeify(done)
+
+exports.sudo =
+	signature: 'internal sudo <command>'
+	description: 'execute arbitrary commands in a privileged subprocess'
+	help: '''
+		Don't use this command directly!
+
+		<command> must be passed as a single argument. That means, you need to make sure
+		you enclose <command> in quotes (eg. resin internal sudo 'ls -alF') if for
+		whatever reason you invoke the command directly or, typically, pass <command>
+		as a single argument to spawn (eg. `spawn('resin', [ 'internal', 'sudo', 'ls -alF' ])`).
+
+		Furthermore, this command will naively split <command> on whitespace and directly
+		forward the parts as arguments to `sudo`, so be careful.
+	'''
+	hidden: true
+	action: (params, options, done) ->
+		os = require('os')
+		Promise = require('bluebird')
+
+		return Promise.try ->
+			if os.platform() is 'win32'
+				windosu = require('windosu')
+				windosu.exec(params.command, {})
+			else
+				{ spawn } = require('child_process')
+				{ wait } = require('rindle')
+				cmd = params.command.split(' ')
+				ps = spawn('sudo', cmd, stdio: 'inherit', env: process.env)
+				wait(ps)
+
+		.nodeify(done)

lib/actions/join.ts

@@ -0,0 +1,62 @@
+/*
+Copyright 2016-2017 Resin.io
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+import * as Bluebird from 'bluebird';
+import { CommandDefinition } from 'capitano';
+import { stripIndent } from 'common-tags';
+
+interface Args {
+	deviceIp?: string;
+}
+
+interface Options {
+	application?: string;
+}
+
+export const join: CommandDefinition<Args, Options> = {
+	signature: 'join [deviceIp]',
+	description:
+		'Promote a local device running unmanaged resinOS to join a resin.io application',
+	help: stripIndent`
+		Examples:
+
+			$ resin join
+			$ resin join resin.local
+			$ resin join resin.local --application MyApp
+			$ resin join 192.168.1.25
+			$ resin join 192.168.1.25 --application MyApp
+	`,
+	options: [
+		{
+			signature: 'application',
+			parameter: 'application',
+			alias: 'a',
+			description: 'The name of the application the device should join',
+		},
+	],
+
+	primary: true,
+
+	async action(params, options, done) {
+		const resin = await import('resin-sdk');
+		const Logger = await import('../utils/logger');
+		const promote = await import('../utils/promote');
+		const sdk = resin.fromSharedOptions();
+		const logger = new Logger();
+		return Bluebird.try(() => {
+			return promote.join(logger, sdk, params.deviceIp, options.application);
+		}).nodeify(done);
+	},
+};

lib/actions/leave.ts

@@ -0,0 +1,49 @@
+/*
+Copyright 2016-2017 Resin.io
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+import * as Bluebird from 'bluebird';
+import { CommandDefinition } from 'capitano';
+import { stripIndent } from 'common-tags';
+
+interface Args {
+	deviceIp?: string;
+}
+
+export const leave: CommandDefinition<Args, {}> = {
+	signature: 'leave [deviceIp]',
+	description: 'Detach a local device from its resin.io application',
+	help: stripIndent`
+		Examples:
+
+			$ resin leave
+			$ resin leave resin.local
+			$ resin leave 192.168.1.25
+	`,
+	options: [],
+
+	permission: 'user',
+	primary: true,
+
+	async action(params, _options, done) {
+		const resin = await import('resin-sdk');
+		const Logger = await import('../utils/logger');
+		const promote = await import('../utils/promote');
+		const sdk = resin.fromSharedOptions();
+		const logger = new Logger();
+		return Bluebird.try(() => {
+			return promote.leave(logger, sdk, params.deviceIp);
+		}).nodeify(done);
+	},
+};

lib/actions/wizard.coffee

@@ -34,29 +34,28 @@ exports.wizard =
 	'''
 	primary: true
 	action: (params, options, done) ->
-		Promise = require('bluebird')
-		capitanoRunAsync = Promise.promisify(require('capitano').run)
 		resin = require('resin-sdk-preconfigured')
 		patterns = require('../utils/patterns')
+		{ runCommand } = require('../utils/helpers')
 
 		resin.auth.isLoggedIn().then (isLoggedIn) ->
 			return if isLoggedIn
 			console.info('Looks like you\'re not logged in yet!')
-			console.info('Lets go through a quick wizard to get you started.\n')
+			console.info("Let's go through a quick wizard to get you started.\n")
-			return capitanoRunAsync('login')
+			return runCommand('login')
 		.then ->
 			return if params.name?
 			patterns.selectOrCreateApplication().tap (applicationName) ->
 				resin.models.application.has(applicationName).then (hasApplication) ->
 					return applicationName if hasApplication
-					capitanoRunAsync("app create #{applicationName}")
+					runCommand("app create #{applicationName}")
 			.then (applicationName) ->
 				params.name = applicationName
 		.then ->
-			return capitanoRunAsync("device init --application #{params.name}")
+			return runCommand("device init --application #{params.name}")
 		.tap(patterns.awaitDevice)
 		.then (uuid) ->
-			return capitanoRunAsync("device #{uuid}")
+			return runCommand("device #{uuid}")
 		.then ->
 			return resin.models.application.get(params.name)
 		.then (application) ->

lib/app.coffee

@@ -207,6 +207,8 @@ capitano.command(actions.util.availableDrives)
 
 # ---------- Internal utils ----------
 capitano.command(actions.internal.osInit)
+capitano.command(actions.internal.scanDevices)
+capitano.command(actions.internal.sudo)
 
 #------------ Local build and deploy -------
 capitano.command(actions.build)
@@ -215,6 +217,10 @@ capitano.command(actions.deploy)
 #------------ Push/remote builds -------
 capitano.command(actions.push.push)
 
+#------------ Join/Leave -------
+capitano.command(actions.join.join)
+capitano.command(actions.leave.leave)
+
 update.notify()
 
 cli = capitano.parse(process.argv)

lib/utils/config.ts

@@ -13,6 +13,8 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
+import * as fs from 'fs';
+
 import Promise = require('bluebird');
 import ResinSdk = require('resin-sdk');
 import deviceConfig = require('resin-device-config');
@@ -20,6 +22,18 @@ import * as semver from 'resin-semver';
 
 const resin = ResinSdk.fromSharedOptions();
 
+function readRootCa(): Promise<string | void> {
+	const caFile = process.env.NODE_EXTRA_CA_CERTS;
+	if (!caFile) {
+		return Promise.resolve();
+	}
+	return Promise.fromCallback(cb =>
+		fs.readFile(caFile, { encoding: 'utf8' }, cb),
+	)
+		.then(pem => Buffer.from(pem).toString('base64'))
+		.catch({ code: 'ENOENT' }, () => {});
+}
+
 export function generateBaseConfig(
 	application: ResinSdk.Application,
 	options: { version?: string; appUpdatePollInterval?: number },
@@ -39,6 +53,9 @@ export function generateBaseConfig(
 		registryUrl: resin.settings.get('registryUrl'),
 		deltaUrl: resin.settings.get('deltaUrl'),
 		apiConfig: resin.models.config.getAll(),
+		rootCA: readRootCa().catch(() => {
+			console.warn('Could not read root CA');
+		}),
 	}).then(results => {
 		return deviceConfig.generate(
 			{
@@ -57,6 +74,7 @@ export function generateBaseConfig(
 				mixpanel: {
 					token: results.apiConfig.mixpanelToken,
 				},
+				balenaRootCA: results.rootCA,
 			},
 			options,
 		);

lib/utils/helpers.ts

@@ -19,15 +19,12 @@ import Promise = require('bluebird');
 import _ = require('lodash');
 import chalk from 'chalk';
 import rindle = require('rindle');
-import imagefs = require('resin-image-fs');
 import visuals = require('resin-cli-visuals');
 import ResinSdk = require('resin-sdk');
 
-import { execute } from 'president';
 import { InitializeEmitter, OperationState } from 'resin-device-init';
 
 const waitStreamAsync = Promise.promisify(rindle.wait);
-const presidentExecuteAsync = Promise.promisify(execute);
 
 const resin = ResinSdk.fromSharedOptions();
 
@@ -63,20 +60,31 @@ export function stateToString(state: OperationState) {
 	}
 }
 
-export function sudo(command: string[]) {
+export function sudo(
+	command: string[],
+	{ stderr, msg }: { stderr?: NodeJS.WritableStream; msg?: string },
+) {
+	const { executeWithPrivileges } = require('./sudo');
+
 	if (os.platform() !== 'win32') {
-		console.log('If asked please type your computer password to continue');
+		console.log(
+			msg || 'If asked please type your computer password to continue',
+		);
 	}
 
-	command = _.union(_.take(process.argv, 2), command);
+	return executeWithPrivileges(command, stderr);
+}
 
-	return presidentExecuteAsync(command);
+export function runCommand(command: string): Promise<void> {
+	const capitano = require('capitano');
+	return Promise.fromCallback(resolver => capitano.run(command, resolver));
 }
 
 export function getManifest(
 	image: string,
 	deviceType: string,
 ): Promise<ResinSdk.DeviceType> {
+	const imagefs = require('resin-image-fs');
 	// Attempt to read manifest from the first
 	// partition, but fallback to the API if
 	// we encounter any errors along the way.
@@ -132,7 +140,7 @@ export function getArchAndDeviceType(
 export function getApplication(applicationName: string) {
 	// Check for an app of the form `user/application`, and send
 	// that off to a special handler (before importing any modules)
-	const match = /(\w+)\/(\w+)/.exec(applicationName);
+	const match = applicationName.split('/');
 
 	const extraOptions = {
 		$expand: {
@@ -142,10 +150,10 @@ export function getApplication(applicationName: string) {
 		},
 	};
 
-	if (match) {
+	if (match.length > 1) {
 		return resin.models.application.getAppByOwner(
-			match[2],
 			match[1],
+			match[0],
 			extraOptions,
 		);
 	}

lib/utils/patterns.ts

@@ -23,11 +23,6 @@ import chalk from 'chalk';
 import validation = require('./validation');
 import messages = require('./messages');
 
-export interface ListSelectionEntry {
-	name: string;
-	extra: any;
-}
-
 export function authenticate(options: {}): Promise<void> {
 	return form
 		.run(
@@ -250,14 +245,14 @@ export function inferOrSelectDevice(preferredUuid: string) {
 		});
 }
 
-export function selectFromList(
+export function selectFromList<T>(
 	message: string,
-	selections: ListSelectionEntry[],
+	choices: Array<T & { name: string }>,
-): Promise<ListSelectionEntry> {
+): Promise<T> {
 	return form.ask({
 		message,
 		type: 'list',
-		choices: _.map(selections, s => ({
+		choices: _.map(choices, s => ({
 			name: s.name,
 			value: s,
 		})),

lib/utils/promote.ts

@@ -0,0 +1,323 @@
+import { stripIndent } from 'common-tags';
+import { ResinSDK, Application } from 'resin-sdk';
+
+import Logger = require('./logger');
+
+import { runCommand } from './helpers';
+import { exec, execBuffered } from './ssh';
+
+const MIN_RESINOS_VERSION = 'v2.14.0';
+
+export async function join(
+	logger: Logger,
+	sdk: ResinSDK,
+	deviceHostnameOrIp?: string,
+	appName?: string,
+): Promise<void> {
+	logger.logDebug('Checking login...');
+	const isLoggedIn = await sdk.auth.isLoggedIn();
+	if (!isLoggedIn) {
+		logger.logInfo("Looks like you're not logged in yet!");
+		logger.logInfo("Let's go through a quick wizard to get you started.\n");
+		await runCommand('login');
+	}
+
+	logger.logDebug('Determining device...');
+	const deviceIp = await getOrSelectLocalDevice(deviceHostnameOrIp);
+	await assertDeviceIsCompatible(deviceIp);
+	logger.logDebug(`Using device: ${deviceIp}`);
+
+	logger.logDebug('Determining device type...');
+	const deviceType = await getDeviceType(deviceIp);
+	logger.logDebug(`Device type: ${deviceType}`);
+
+	logger.logDebug('Determining application...');
+	const app = await getOrSelectApplication(sdk, deviceType, appName);
+	logger.logDebug(`Using application: ${app.app_name} (${app.device_type})`);
+	if (app.device_type != deviceType) {
+		logger.logDebug(`Forcing device type to: ${deviceType}`);
+		app.device_type = deviceType;
+	}
+
+	logger.logDebug('Generating application config...');
+	const config = await generateApplicationConfig(sdk, app);
+	logger.logDebug(`Using config: ${JSON.stringify(config, null, 2)}`);
+
+	logger.logDebug('Configuring...');
+	await configure(deviceIp, config);
+	logger.logDebug('All done.');
+
+	const platformUrl = await sdk.settings.get('resinUrl');
+	logger.logSuccess(`Device successfully joined ${platformUrl}!`);
+}
+
+export async function leave(
+	logger: Logger,
+	_sdk: ResinSDK,
+	deviceHostnameOrIp?: string,
+): Promise<void> {
+	logger.logDebug('Determining device...');
+	const deviceIp = await getOrSelectLocalDevice(deviceHostnameOrIp);
+	await assertDeviceIsCompatible(deviceIp);
+	logger.logDebug(`Using device: ${deviceIp}`);
+
+	logger.logDebug('Deconfiguring...');
+	await deconfigure(deviceIp);
+	logger.logDebug('All done.');
+
+	logger.logSuccess('Device successfully left the platform.');
+}
+
+async function execCommand(
+	deviceIp: string,
+	cmd: string,
+	msg: string,
+): Promise<void> {
+	const through = await import('through2');
+	const visuals = await import('resin-cli-visuals');
+
+	const spinner = new visuals.Spinner(`[${deviceIp}] Connecting...`);
+	const innerSpinner = spinner.spinner;
+
+	const stream = through(function(data, _enc, cb) {
+		innerSpinner.setSpinnerTitle(`%s [${deviceIp}] ${msg}`);
+		cb(null, data);
+	});
+
+	spinner.start();
+	await exec(deviceIp, cmd, stream);
+	spinner.stop();
+}
+
+async function configure(deviceIp: string, config: any): Promise<void> {
+	// Passing the JSON is slightly tricky due to the many layers of indirection
+	// so we just base64-encode it here and decode it at the other end, when invoking
+	// os-config.
+	const json = JSON.stringify(config);
+	const b64 = Buffer.from(json).toString('base64');
+	const str = `"$(base64 -d <<< ${b64})"`;
+	await execCommand(deviceIp, `os-config join '${str}'`, 'Configuring...');
+}
+
+async function deconfigure(deviceIp: string): Promise<void> {
+	await execCommand(deviceIp, 'os-config leave', 'Configuring...');
+}
+
+async function assertDeviceIsCompatible(deviceIp: string): Promise<void> {
+	const { exitWithExpectedError } = await import('../utils/patterns');
+	try {
+		await execBuffered(deviceIp, 'os-config --version');
+	} catch (err) {
+		exitWithExpectedError(stripIndent`
+			Device "${deviceIp}" is incompatible and cannot join or leave an application.
+			Please select or provision device with resinOS newer than ${MIN_RESINOS_VERSION}.`);
+	}
+}
+
+async function getDeviceType(deviceIp: string): Promise<string> {
+	const output = await execBuffered(deviceIp, 'cat /etc/os-release');
+	const match = /^SLUG="([^"]+)"$/m.exec(output);
+	if (!match) {
+		throw new Error('Failed to determine device type');
+	}
+	return match[1];
+}
+
+async function getOrSelectLocalDevice(deviceIp?: string): Promise<string> {
+	if (deviceIp) {
+		return deviceIp;
+	}
+
+	const through = await import('through2');
+
+	let ip: string | null = null;
+	const stream = through(function(data, _enc, cb) {
+		const match = /^==> Selected device: (.*)$/m.exec(data.toString());
+		if (match) {
+			ip = match[1];
+			cb();
+		} else {
+			cb(null, data);
+		}
+	});
+
+	stream.pipe(process.stderr);
+
+	const { sudo } = await import('../utils/helpers');
+	const command = process.argv.slice(0, 2).concat(['internal', 'scandevices']);
+	await sudo(command, {
+		stderr: stream,
+		msg:
+			'Scanning for local devices. If asked, please type your computer password.',
+	});
+
+	if (!ip) {
+		throw new Error('No device selected');
+	}
+
+	return ip;
+}
+
+async function getOrSelectApplication(
+	sdk: ResinSDK,
+	deviceType: string,
+	appName?: string,
+): Promise<Application> {
+	const _ = await import('lodash');
+	const form = await import('resin-cli-form');
+	const { selectFromList } = await import('../utils/patterns');
+
+	const allDeviceTypes = await sdk.models.config.getDeviceTypes();
+	const deviceTypeManifest = _.find(allDeviceTypes, { slug: deviceType });
+	if (!deviceTypeManifest) {
+		throw new Error(`"${deviceType}" is not a valid device type`);
+	}
+	const compatibleDeviceTypes = _(allDeviceTypes)
+		.filter({ arch: deviceTypeManifest.arch })
+		.map(type => type.slug)
+		.value();
+
+	const options: any = {
+		$expand: { user: { $select: ['username'] } },
+		$filter: { device_type: { $in: compatibleDeviceTypes } },
+	};
+
+	if (!appName) {
+		// No application specified, show a list to select one.
+		const applications = await sdk.models.application.getAll(options);
+		if (applications.length === 0) {
+			const shouldCreateApp = await form.ask({
+				message:
+					'You have no applications this device can join.\n' +
+					'Would you like to create one now?',
+				type: 'confirm',
+				default: true,
+			});
+			if (shouldCreateApp) {
+				return createApplication(sdk, deviceType);
+			}
+			process.exit(1);
+		}
+		return selectFromList(
+			'Select application',
+			_.map(applications, app => _.merge({ name: app.app_name }, app)),
+		);
+	}
+
+	// We're given an application; resolve it if it's ambiguous and also validate
+	// it's of appropriate device type.
+	options.$filter = { app_name: appName };
+
+	// Check for an app of the form `user/application` and update the API query.
+	const match = appName.split('/');
+	if (match.length > 1) {
+		// These will match at most one app, so we'll return early.
+		options.$expand.user.$filter = { username: match[0] };
+		options.$filter.app_name = match[1];
+	}
+
+	// Fetch all applications with the given name that are accessible to the user
+	const applications = await sdk.pine.get<Application>({
+		resource: 'application',
+		options,
+	});
+
+	if (applications.length === 0) {
+		const shouldCreateApp = await form.ask({
+			message:
+				`No application found with name "${appName}".\n` +
+				'Would you like to create it now?',
+			type: 'confirm',
+			default: true,
+		});
+		if (shouldCreateApp) {
+			return createApplication(sdk, deviceType, options.$filter.app_name);
+		}
+		process.exit(1);
+	}
+
+	// We've found at least one app with the given name.
+	// Filter out apps for non-matching device types and see what we're left with.
+	const validApplications = applications.filter(app =>
+		_.includes(compatibleDeviceTypes, app.device_type),
+	);
+
+	if (validApplications.length === 1) {
+		return validApplications[0];
+	}
+
+	// If we got more than one application with the same name it means that the
+	// user has access to a collab app with the same name as a personal app. We
+	// present a list to the user which shows the fully qualified application
+	// name (user/appname) and allows them to select
+	return selectFromList(
+		'Found multiple applications with that name; please select the one to use',
+		_.map(validApplications, app => {
+			const owner = _.get(app, 'user[0].username');
+			return _.merge({ name: `${owner}/${app.app_name}` }, app);
+		}),
+	);
+}
+
+async function createApplication(
+	sdk: ResinSDK,
+	deviceType: string,
+	name?: string,
+): Promise<Application> {
+	const form = await import('resin-cli-form');
+	const validation = await import('./validation');
+	const patterns = await import('./patterns');
+
+	const user = await sdk.auth.getUserId();
+	const queryOptions = {
+		$filter: { user },
+	};
+
+	const appName = await new Promise<string>(async (resolve, reject) => {
+		while (true) {
+			try {
+				const appName = await form.ask({
+					message: 'Enter a name for your new application:',
+					type: 'input',
+					default: name,
+					validate: validation.validateApplicationName,
+				});
+
+				try {
+					await sdk.models.application.get(appName, queryOptions);
+					patterns.printErrorMessage(
+						'You already have an application with that name; please choose another.',
+					);
+					continue;
+				} catch (err) {
+					return resolve(appName);
+				}
+			} catch (err) {
+				return reject(err);
+			}
+		}
+	});
+
+	return sdk.models.application.create({
+		name: appName,
+		deviceType,
+	});
+}
+
+async function generateApplicationConfig(sdk: ResinSDK, app: Application) {
+	const form = await import('resin-cli-form');
+	const { generateApplicationConfig: configGen } = await import('./config');
+
+	const manifest = await sdk.models.device.getManifestBySlug(app.device_type);
+	const opts =
+		manifest.options && manifest.options.filter(opt => opt.name !== 'network');
+	const values = await form.run(opts);
+
+	const config = await configGen(app, values);
+	if (config.connectivity === 'connman') {
+		delete config.connectivity;
+		delete config.files;
+	}
+
+	return config;
+}

lib/utils/ssh.ts

@@ -0,0 +1,65 @@
+import { spawn } from 'child_process';
+import * as Bluebird from 'bluebird';
+import TypedError = require('typed-error');
+
+import { getSubShellCommand } from './helpers';
+
+export class ExecError extends TypedError {
+	public cmd: string;
+	public exitCode: number;
+
+	constructor(cmd: string, exitCode: number) {
+		super(`Command '${cmd}' failed with error: ${exitCode}`);
+		this.cmd = cmd;
+		this.exitCode = exitCode;
+	}
+}
+
+export async function exec(
+	deviceIp: string,
+	cmd: string,
+	stdout?: NodeJS.WritableStream,
+): Promise<void> {
+	const command = `ssh \
+		-t \
+		-p 22222 \
+		-o LogLevel=ERROR \
+		-o StrictHostKeyChecking=no \
+		-o UserKnownHostsFile=/dev/null \
+		root@${deviceIp} \
+		${cmd}`;
+
+	const stdio = ['ignore', stdout ? 'pipe' : 'inherit', 'ignore'];
+	const { program, args } = getSubShellCommand(command);
+
+	const exitCode = await new Bluebird<number>((resolve, reject) => {
+		const ps = spawn(program, args, { stdio })
+			.on('error', reject)
+			.on('close', resolve);
+
+		if (stdout) {
+			ps.stdout.pipe(stdout);
+		}
+	});
+	if (exitCode != 0) {
+		throw new ExecError(cmd, exitCode);
+	}
+}
+
+export async function execBuffered(
+	deviceIp: string,
+	cmd: string,
+	enc?: string,
+): Promise<string> {
+	const through = await import('through2');
+	const buffer: string[] = [];
+	await exec(
+		deviceIp,
+		cmd,
+		through(function(data, _enc, cb) {
+			buffer.push(data.toString(enc));
+			cb();
+		}),
+	);
+	return buffer.join('');
+}

lib/utils/sudo.ts

@@ -0,0 +1,26 @@
+import { spawn } from 'child_process';
+
+import * as Bluebird from 'bluebird';
+import * as rindle from 'rindle';
+
+export async function executeWithPrivileges(
+	command: string[],
+	stderr?: NodeJS.WritableStream,
+): Promise<void> {
+	const opts = {
+		stdio: ['inherit', 'inherit', stderr ? 'pipe' : 'inherit'],
+		env: process.env,
+	};
+
+	const args = process.argv
+		.slice(0, 2)
+		.concat(['internal', 'sudo', command.join(' ')]);
+
+	const ps = spawn(args[0], args.slice(1), opts);
+
+	if (stderr) {
+		ps.stderr.pipe(stderr);
+	}
+
+	return Bluebird.fromCallback(resolver => rindle.wait(ps, resolver));
+}

package.json

@@ -1,6 +1,6 @@
 {
   "name": "resin-cli",
-  "version": "7.7.4",
+  "version": "7.8.0",
   "description": "The official resin.io CLI tool",
   "main": "./build/actions/index.js",
   "homepage": "https://github.com/resin-io/resin-cli",
@@ -90,6 +90,7 @@
   "dependencies": {
     "@resin.io/valid-email": "^0.1.0",
     "@types/stream-to-promise": "2.2.0",
+    "@types/through2": "^2.0.33",
     "JSONStream": "^1.0.3",
     "ansi-escapes": "^2.0.0",
     "any-promise": "^1.3.0",
@@ -129,7 +130,6 @@
     "mz": "^2.6.0",
     "node-cleanup": "^2.1.2",
     "opn": "^5.1.0",
-    "president": "^2.0.1",
     "prettyjson": "^1.1.3",
     "progress-stream": "^2.0.0",
     "raven": "^2.5.0",
@@ -164,12 +164,14 @@
     "tar-stream": "^1.5.5",
     "through2": "^2.0.3",
     "tmp": "0.0.31",
+    "typed-error": "^2.0.0",
     "umount": "^1.1.6",
     "unzip2": "^0.2.5",
     "update-notifier": "^2.2.0",
     "window-size": "^1.1.0"
   },
   "optionalDependencies": {
-    "removedrive": "^1.0.0"
+    "removedrive": "^1.0.0",
+    "windosu": "^0.2.0"
   }
 }

typings/capitano.d.ts

@@ -21,6 +21,8 @@ declare module 'capitano' {
 		help: string;
 		options?: OptionDefinition[];
 		permission?: 'user';
+		root?: boolean;
+		primary?: boolean;
 		action(params: P, options: O, done: () => void): void;
 	}