Auto-merge for PR #700 via VersionBot

Allow persistent logging to be enabled/disabled via env var

CHANGELOG.md

@@ -4,6 +4,11 @@ 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/).
 
+## v7.15.0 - 2018-07-17
+
+* Allow the enabling and disabling of persistent logging via env var #700 [Cameron Diver]
+* Refactor config code to be consistent in location #700 [Cameron Diver]
+
 ## v7.14.1 - 2018-07-16
 
 * Re-enable majority of tests #699 [Cameron Diver]

package.json

@@ -1,7 +1,7 @@
 {
   "name": "resin-supervisor",
   "description": "This is resin.io's Supervisor, a program that runs on IoT devices and has the task of running user Apps (which are Docker containers), and updating them as Resin's API informs it to.",
-  "version": "7.14.1",
+  "version": "7.15.0",
   "license": "Apache-2.0",
   "repository": {
     "type": "git",

src/config.ts

@@ -44,6 +44,7 @@ class Config extends EventEmitter {
 		bootstrapRetryDelay: { source: 'config.json', default: 30000 },
 		supervisorOfflineMode: { source: 'config.json', default: false },
 		hostname: { source: 'config.json', mutable: true },
+		persistentLogging: { source: 'config.json', default: false, mutable: true },
 
 		version: { source: 'func' },
 		currentApiKey: { source: 'func' },

src/config/backend.ts

@@ -3,8 +3,8 @@ import * as childProcessSync from 'child_process';
 import * as _ from 'lodash';
 import { fs } from 'mz';
 
-import * as constants from './constants';
-import * as fsUtils from './fs-utils';
+import * as constants from '../lib/constants';
+import * as fsUtils from '../lib/fs-utils';
 
 const childProcess: any = Promise.promisifyAll(childProcessSync);
 

src/config/utils.ts

@@ -1,12 +1,12 @@
 import * as _ from 'lodash';
 
+import { EnvVarObject } from '../lib/types';
 import {
 	ConfigOptions,
 	DeviceConfigBackend,
 	ExtlinuxConfigBackend,
 	RPiConfigBackend,
-} from './config-backend';
-import { EnvVarObject } from './types';
+} from './backend';
 
 
 const configBackends = [

src/device-config.coffee

@@ -4,7 +4,7 @@ _ = require 'lodash'
 systemd = require './lib/systemd'
 { checkTruthy, checkInt } = require './lib/validation'
 { UnitNotLoadedError } = require './lib/errors'
-configUtils = require './lib/config-utils'
+configUtils = require './config/utils'
 
 vpnServiceName = 'openvpn-resin'
 
@@ -24,14 +24,20 @@ module.exports = class DeviceConfig
 			deltaVersion: { envVarName: 'RESIN_SUPERVISOR_DELTA_VERSION', varType: 'int', defaultValue: '2' }
 			lockOverride: { envVarName: 'RESIN_SUPERVISOR_OVERRIDE_LOCK', varType: 'bool', defaultValue: 'false' }
 			nativeLogger: { envVarName: 'RESIN_SUPERVISOR_NATIVE_LOGGER', varType: 'bool', defaultValue: 'true' }
+			persistentLogging: { envVarName: 'RESIN_SUPERVISOR_PERSISTENT_LOGGING', varType: 'bool', defaultValue: 'false', rebootRequired: true }
 		}
-		@validKeys = [ 'RESIN_SUPERVISOR_VPN_CONTROL', 'RESIN_OVERRIDE_LOCK' ].concat(_.map(@configKeys, 'envVarName'))
+		@validKeys = [
+			'RESIN_SUPERVISOR_VPN_CONTROL',
+			'RESIN_OVERRIDE_LOCK',
+		].concat(_.map(@configKeys, 'envVarName'))
 		@actionExecutors = {
 			changeConfig: (step) =>
 				@logger.logConfigChange(step.humanReadableTarget)
 				@config.set(step.target)
 				.then =>
 					@logger.logConfigChange(step.humanReadableTarget, { success: true })
+					if step.rebootRequired
+						@rebootRequired = true
 				.tapCatch (err) =>
 					@logger.logConfigChange(step.humanReadableTarget, { err })
 			setVPNEnabled: (step, { initial = false } = {}) =>
@@ -140,29 +146,37 @@ module.exports = class DeviceConfig
 			# If the legacy lock override is used, place it as the new variable
 			if checkTruthy(target['RESIN_OVERRIDE_LOCK'])
 				target['RESIN_SUPERVISOR_OVERRIDE_LOCK'] = target['RESIN_OVERRIDE_LOCK']
-			for own key, { envVarName, varType } of @configKeys
+			reboot = false
+			for own key, { envVarName, varType, rebootRequired } of @configKeys
 				if !match[varType](current[envVarName], target[envVarName])
 					configChanges[key] = target[envVarName]
 					humanReadableConfigChanges[envVarName] = target[envVarName]
+					reboot = reboot || (rebootRequired ? false)
 			if !_.isEmpty(configChanges)
 				steps.push({
 					action: 'changeConfig'
 					target: configChanges
 					humanReadableTarget: humanReadableConfigChanges
+					rebootRequired: reboot
 				})
 				return
+
+			# Check if we need to perform special case actions for the VPN
 			if !checkTruthy(offlineMode) &&
 				!_.isEmpty(target['RESIN_SUPERVISOR_VPN_CONTROL']) &&
-				checkTruthy(current['RESIN_SUPERVISOR_VPN_CONTROL']) != checkTruthy(target['RESIN_SUPERVISOR_VPN_CONTROL'])
+					@checkBoolChanged(current, target, 'RESIN_SUPERVISOR_VPN_CONTROL')
 						steps.push({
 							action: 'setVPNEnabled'
 							target: target['RESIN_SUPERVISOR_VPN_CONTROL']
 						})
+
+			# Do we need to change the boot config?
 			if @bootConfigChangeRequired(configBackend, current, target)
 				steps.push({
 					action: 'setBootConfig'
 					target
 				})
+
 			if !_.isEmpty(steps)
 				return
 			if @rebootRequired
@@ -210,3 +224,6 @@ module.exports = class DeviceConfig
 			systemd.startService(vpnServiceName)
 		else
 			systemd.stopService(vpnServiceName)
+
+	checkBoolChanged: (current, target, key) ->
+		checkTruthy(current[key]) != checkTruthy(target[key])

test/05-device-state.spec.coffee

@@ -9,7 +9,7 @@ prepare = require './lib/prepare'
 DeviceState = require '../src/device-state'
 DB = require('../src/db')
 Config = require('../src/config')
-{ RPiConfigBackend } = require('../src/lib/config-backend')
+{ RPiConfigBackend } = require('../src/config/backend')
 
 Service = require '../src/compose/service'
 
@@ -46,6 +46,7 @@ testTarget1 = {
 			'RESIN_SUPERVISOR_OVERRIDE_LOCK': 'false'
 			'RESIN_SUPERVISOR_POLL_INTERVAL': '60000'
 			'RESIN_SUPERVISOR_VPN_CONTROL': 'true'
+			'RESIN_SUPERVISOR_PERSISTENT_LOGGING': 'false'
 		}
 		apps: {
 			'1234': {
@@ -128,6 +129,7 @@ testTargetWithDefaults2 = {
 			'RESIN_SUPERVISOR_OVERRIDE_LOCK': 'false'
 			'RESIN_SUPERVISOR_POLL_INTERVAL': '60000'
 			'RESIN_SUPERVISOR_VPN_CONTROL': 'true'
+			'RESIN_SUPERVISOR_PERSISTENT_LOGGING': 'false'
 		}
 		apps: {
 			'1234': {

test/13-device-config.spec.coffee

@@ -9,7 +9,7 @@ prepare = require './lib/prepare'
 fsUtils = require '../src/lib/fs-utils'
 
 DeviceConfig = require '../src/device-config'
-{ ExtlinuxConfigBackend, RPiConfigBackend } = require '../src/lib/config-backend'
+{ ExtlinuxConfigBackend, RPiConfigBackend } = require '../src/config/backend'
 
 extlinuxBackend = new ExtlinuxConfigBackend()
 rpiConfigBackend = new RPiConfigBackend()

test/17-config-utils.spec.coffee

@@ -4,8 +4,8 @@ m = require 'mochainon'
 
 { fs } = require 'mz'
 
-configUtils = require '../src/lib/config-utils'
-{ ExtlinuxConfigBackend, RPiConfigBackend } = require '../src/lib/config-backend'
+configUtils = require '../src/config/utils'
+{ ExtlinuxConfigBackend, RPiConfigBackend } = require '../src/config/backend'
 
 extlinuxBackend = new ExtlinuxConfigBackend()
 rpiBackend = new RPiConfigBackend()