mirror of
https://github.com/balena-os/balena-supervisor.git
synced 2024-12-28 09:38:52 +00:00
203 lines
6.8 KiB
CoffeeScript
203 lines
6.8 KiB
CoffeeScript
Promise = require 'bluebird'
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{ fs } = require 'mz'
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m = require 'mochainon'
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{ expect } = m.chai
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{ stub, spy } = m.sinon
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prepare = require './lib/prepare'
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fsUtils = require '../src/lib/fs-utils'
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DeviceConfig = require '../src/device-config'
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{ ExtlinuxConfigBackend, RPiConfigBackend } = require '../src/config/backend'
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extlinuxBackend = new ExtlinuxConfigBackend()
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rpiConfigBackend = new RPiConfigBackend()
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childProcess = require 'child_process'
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describe 'DeviceConfig', ->
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before ->
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prepare()
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@fakeDB = {}
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@fakeConfig = {
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get: (key) ->
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Promise.try ->
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if key == 'deviceType'
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return 'raspberrypi3'
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else
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throw new Error('Unknown fake config key')
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}
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@fakeLogger = {
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logSystemMessage: spy()
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}
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@deviceConfig = new DeviceConfig({ logger: @fakeLogger, db: @fakeDB, config: @fakeConfig })
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# Test that the format for special values like initramfs and array variables is parsed correctly
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it 'allows getting boot config with getBootConfig', ->
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stub(fs, 'readFile').resolves('\
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initramfs initramf.gz 0x00800000\n\
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dtparam=i2c=on\n\
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dtparam=audio=on\n\
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dtoverlay=ads7846\n\
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dtoverlay=lirc-rpi,gpio_out_pin=17,gpio_in_pin=13\n\
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foobar=baz\n\
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')
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@deviceConfig.getBootConfig(rpiConfigBackend)
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.then (conf) ->
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fs.readFile.restore()
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expect(conf).to.deep.equal({
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HOST_CONFIG_initramfs: 'initramf.gz 0x00800000'
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HOST_CONFIG_dtparam: '"i2c=on","audio=on"'
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HOST_CONFIG_dtoverlay: '"ads7846","lirc-rpi,gpio_out_pin=17,gpio_in_pin=13"'
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HOST_CONFIG_foobar: 'baz'
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})
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it 'properly reads a real config.txt file', ->
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@deviceConfig.getBootConfig(rpiConfigBackend)
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.then (conf) ->
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expect(conf).to.deep.equal({
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HOST_CONFIG_dtparam: '"i2c_arm=on","spi=on","audio=on"'
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HOST_CONFIG_enable_uart: '1'
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HOST_CONFIG_disable_splash: '1'
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HOST_CONFIG_avoid_warnings: '1'
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HOST_CONFIG_gpu_mem: '16'
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})
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# Test that the format for special values like initramfs and array variables is preserved
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it 'does not allow setting forbidden keys', ->
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current = {
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HOST_CONFIG_initramfs: 'initramf.gz 0x00800000'
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HOST_CONFIG_dtparam: '"i2c=on","audio=on"'
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HOST_CONFIG_dtoverlay: '"ads7846","lirc-rpi,gpio_out_pin=17,gpio_in_pin=13"'
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HOST_CONFIG_foobar: 'baz'
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}
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target = {
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HOST_CONFIG_initramfs: 'initramf.gz 0x00810000'
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HOST_CONFIG_dtparam: '"i2c=on","audio=on"'
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HOST_CONFIG_dtoverlay: '"ads7846","lirc-rpi,gpio_out_pin=17,gpio_in_pin=13"'
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HOST_CONFIG_foobar: 'baz'
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}
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promise = Promise.try =>
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@deviceConfig.bootConfigChangeRequired(rpiConfigBackend, current, target)
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expect(promise).to.be.rejected
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promise.catch (err) =>
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expect(@fakeLogger.logSystemMessage).to.be.calledOnce
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expect(@fakeLogger.logSystemMessage).to.be.calledWith('Attempt to change blacklisted config value initramfs', {
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error: 'Attempt to change blacklisted config value initramfs'
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}, 'Apply boot config error')
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@fakeLogger.logSystemMessage.reset()
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it 'does not try to change config.txt if it should not change', ->
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current = {
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HOST_CONFIG_initramfs: 'initramf.gz 0x00800000'
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HOST_CONFIG_dtparam: '"i2c=on","audio=on"'
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HOST_CONFIG_dtoverlay: '"ads7846","lirc-rpi,gpio_out_pin=17,gpio_in_pin=13"'
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HOST_CONFIG_foobar: 'baz'
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}
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target = {
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HOST_CONFIG_initramfs: 'initramf.gz 0x00800000'
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HOST_CONFIG_dtparam: '"i2c=on","audio=on"'
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HOST_CONFIG_dtoverlay: '"ads7846","lirc-rpi,gpio_out_pin=17,gpio_in_pin=13"'
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HOST_CONFIG_foobar: 'baz'
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}
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promise = Promise.try =>
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@deviceConfig.bootConfigChangeRequired(rpiConfigBackend, current, target)
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expect(promise).to.eventually.equal(false)
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promise.then =>
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expect(@fakeLogger.logSystemMessage).to.not.be.called
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@fakeLogger.logSystemMessage.reset()
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it 'writes the target config.txt', ->
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stub(fsUtils, 'writeFileAtomic').resolves()
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stub(childProcess, 'execAsync').resolves()
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current = {
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HOST_CONFIG_initramfs: 'initramf.gz 0x00800000'
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HOST_CONFIG_dtparam: '"i2c=on","audio=on"'
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HOST_CONFIG_dtoverlay: '"ads7846","lirc-rpi,gpio_out_pin=17,gpio_in_pin=13"'
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HOST_CONFIG_foobar: 'baz'
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}
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target = {
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HOST_CONFIG_initramfs: 'initramf.gz 0x00800000'
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HOST_CONFIG_dtparam: '"i2c=on","audio=off"'
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HOST_CONFIG_dtoverlay: '"lirc-rpi,gpio_out_pin=17,gpio_in_pin=13"'
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HOST_CONFIG_foobar: 'bat'
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HOST_CONFIG_foobaz: 'bar'
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}
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promise = Promise.try =>
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@deviceConfig.bootConfigChangeRequired(rpiConfigBackend, current, target)
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expect(promise).to.eventually.equal(true)
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promise.then =>
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@deviceConfig.setBootConfig(rpiConfigBackend, target)
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.then =>
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expect(childProcess.execAsync).to.be.calledOnce
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expect(@fakeLogger.logSystemMessage).to.be.calledTwice
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expect(@fakeLogger.logSystemMessage.getCall(1).args[2]).to.equal('Apply boot config success')
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expect(fsUtils.writeFileAtomic).to.be.calledWith('./test/data/mnt/boot/config.txt', '\
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initramfs initramf.gz 0x00800000\n\
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dtparam=i2c=on\n\
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dtparam=audio=off\n\
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dtoverlay=lirc-rpi,gpio_out_pin=17,gpio_in_pin=13\n\
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foobar=bat\n\
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foobaz=bar\n\
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')
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fsUtils.writeFileAtomic.restore()
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childProcess.execAsync.restore()
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@fakeLogger.logSystemMessage.reset()
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it 'accepts RESIN_ and BALENA_ variables', ->
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@deviceConfig.formatConfigKeys({
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FOO: 'bar',
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BAR: 'baz',
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RESIN_HOST_CONFIG_foo: 'foobaz',
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BALENA_HOST_CONFIG_foo: 'foobar',
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RESIN_HOST_CONFIG_other: 'val',
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BALENA_HOST_CONFIG_baz: 'bad',
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BALENA_SUPERVISOR_POLL_INTERVAL: '100',
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}).then (filteredConf) ->
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expect(filteredConf).to.deep.equal({
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HOST_CONFIG_foo: 'foobar',
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HOST_CONFIG_other: 'val',
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HOST_CONFIG_baz: 'bad',
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SUPERVISOR_POLL_INTERVAL: '100',
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})
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describe 'Extlinux files', ->
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it 'should correctly write to extlinux.conf files', ->
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stub(fsUtils, 'writeFileAtomic').resolves()
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stub(childProcess, 'execAsync').resolves()
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current = {
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}
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target = {
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HOST_EXTLINUX_isolcpus: '2'
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}
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promise = Promise.try =>
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@deviceConfig.bootConfigChangeRequired(extlinuxBackend, current, target)
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expect(promise).to.eventually.equal(true)
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promise.then =>
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@deviceConfig.setBootConfig(extlinuxBackend, target)
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.then =>
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expect(childProcess.execAsync).to.be.calledOnce
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expect(@fakeLogger.logSystemMessage).to.be.calledTwice
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expect(@fakeLogger.logSystemMessage.getCall(1).args[2]).to.equal('Apply boot config success')
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expect(fsUtils.writeFileAtomic).to.be.calledWith('./test/data/mnt/boot/extlinux/extlinux.conf', '\
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DEFAULT primary\n\
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TIMEOUT 30\n\
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MENU TITLE Boot Options\n\
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LABEL primary\n\
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MENU LABEL primary Image\n\
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LINUX /Image\n\
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APPEND ${cbootargs} ${resin_kernel_root} ro rootwait isolcpus=2\n\
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')
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fsUtils.writeFileAtomic.restore()
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childProcess.execAsync.restore()
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@fakeLogger.logSystemMessage.reset()
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# This will require stubbing device.reboot, gosuper.post, config.get/set
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it 'applies the target state'
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