mirror of
https://github.com/balena-io/balena-cli.git
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109 lines
3.2 KiB
TypeScript
109 lines
3.2 KiB
TypeScript
/**
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* @license
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* Copyright 2016-2021 Balena Ltd.
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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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import { flags } from '@oclif/command';
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import Command from '../../command';
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import * as cf from '../../utils/common-flags';
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import { getVisuals, stripIndent } from '../../utils/lazy';
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interface FlagsDef {
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type?: string;
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drive?: string;
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help: void;
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}
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interface ArgsDef {
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key: string;
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value: string;
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}
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export default class ConfigWriteCmd extends Command {
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public static description = stripIndent`
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Write a key-value pair to the config.json file of an OS image or attached media.
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Write a key-value pair to the 'config.json' file of a balenaOS image file or
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attached SD card or USB stick.
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Documentation for the balenaOS 'config.json' file can be found at:
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https://www.balena.io/docs/reference/OS/configuration/
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`;
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public static examples = [
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'$ balena config write ntpServers "0.resinio.pool.ntp.org 1.resinio.pool.ntp.org"',
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'$ balena config write --drive /dev/disk2 hostname custom-hostname',
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'$ balena config write --drive balena.img os.network.connectivity.interval 300',
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];
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public static args = [
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{
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name: 'key',
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description: 'the key of the config parameter to write',
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required: true,
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},
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{
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name: 'value',
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description: 'the value of the config parameter to write',
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required: true,
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},
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];
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public static usage = 'config write <key> <value>';
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public static flags: flags.Input<FlagsDef> = {
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drive: cf.driveOrImg,
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help: cf.help,
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};
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public static root = true;
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public static offlineCompatible = true;
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public async run() {
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const { args: params, flags: options } = this.parse<FlagsDef, ArgsDef>(
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ConfigWriteCmd,
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);
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const { denyMount, safeUmount } = await import('../../utils/umount');
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const drive =
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options.drive || (await getVisuals().drive('Select the device drive'));
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await safeUmount(drive);
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const config = await import('balena-config-json');
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const configJSON = await config.read(drive, '');
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console.info(`Setting ${params.key} to ${params.value}`);
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ConfigWriteCmd.updateConfigJson(configJSON, params.key, params.value);
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await denyMount(drive, async () => {
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await safeUmount(drive);
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await config.write(drive, '', configJSON);
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});
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console.info('Done');
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}
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/** Call Lodash's _.setWith(). Moved here for ease of testing. */
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static updateConfigJson(configJSON: object, key: string, value: string) {
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const _ = require('lodash') as typeof import('lodash');
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// note: _.setWith() is needed instead of _.set() because, given a key
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// like `os.udevRules.101`, _.set() creates a udevRules array (rather
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// than a dictionary) and sets the 101st array element to value, while
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// we actually want udevRules to be dictionary like { '101': value }
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_.setWith(configJSON, key, value, (v) => v || {});
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}
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}
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