mirror of
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129 lines
3.6 KiB
CoffeeScript
129 lines
3.6 KiB
CoffeeScript
###
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Copyright 2017 Resin.io
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Licensed under the Apache License, Version 2.0 (the 'License');
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an 'AS IS' BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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###
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module.exports =
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signature: 'local flash <image>'
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description: 'Flash an image to a drive'
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help: '''
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Use this command to flash a resinOS image to a drive.
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Examples:
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$ resin local flash path/to/resinos.img
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$ resin local flash path/to/resinos.img --drive /dev/disk2
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$ resin local flash path/to/resinos.img --drive /dev/disk2 --yes
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'''
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options: [
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signature: 'yes'
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boolean: true
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description: 'confirm non-interactively'
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alias: 'y'
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,
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signature: 'drive'
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parameter: 'drive'
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description: 'drive'
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alias: 'd'
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]
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root: true
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action: (params, options, done) ->
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_ = require('lodash')
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os = require('os')
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Promise = require('bluebird')
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umountAsync = Promise.promisify(require('umount').umount)
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fs = Promise.promisifyAll(require('fs'))
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driveListAsync = Promise.promisify(require('drivelist').list)
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chalk = require('chalk')
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visuals = require('resin-cli-visuals')
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form = require('resin-cli-form')
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# TODO: Find a better ES6 module loading story/contract between resin.io modules
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require('babel-register')({
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only: /etcher-image-write|bmapflash/
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presets: ['es2015']
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compact: true
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})
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imageWrite = require('etcher-image-write')
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form.run [
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{
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message: 'Select drive'
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type: 'drive'
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name: 'drive'
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},
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{
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message: 'This will erase the selected drive. Are you sure?'
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type: 'confirm'
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name: 'yes'
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default: false
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}
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],
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override:
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drive: options.drive
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# If `options.yes` is `false`, pass `undefined`,
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# otherwise the question will not be asked because
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# `false` is a defined value.
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yes: options.yes || undefined
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# TODO: dedupe with the resin-device-operations
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.then (answers) ->
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if answers.yes isnt true
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console.log(chalk.red.bold('Aborted image flash'))
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process.exit(0)
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driveListAsync().then (drives) ->
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selectedDrive = _.find(drives, device: answers.drive)
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if not selectedDrive?
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throw new Error("Drive not found: #{answers.drive}")
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return selectedDrive
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.then (selectedDrive) ->
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progressBars =
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write: new visuals.Progress('Flashing')
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check: new visuals.Progress('Validating')
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umountAsync(selectedDrive.device).then ->
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Promise.props
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imageSize: fs.statAsync(params.image).get('size'),
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imageStream: Promise.resolve(fs.createReadStream(params.image))
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driveFileDescriptor: fs.openAsync(selectedDrive.raw, 'rs+')
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.then (results) ->
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imageWrite.write
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fd: results.driveFileDescriptor
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device: selectedDrive.raw
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size: selectedDrive.size
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,
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stream: results.imageStream,
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size: results.imageSize
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,
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check: true
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.then (writer) ->
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new Promise (resolve, reject) ->
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writer.on 'progress', (state) ->
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progressBars[state.type].update(state)
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writer.on('error', reject)
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writer.on('done', resolve)
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.then ->
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if (os.platform() is 'win32') and selectedDrive.mountpoint?
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ejectAsync = Promise.promisify(require('removedrive').eject)
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return ejectAsync(selectedDrive.mountpoint)
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return umountAsync(selectedDrive.device)
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.asCallback(done)
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