mirror of
https://github.com/balena-io/balena-cli.git
synced 2024-12-18 21:27:51 +00:00
54 lines
1.5 KiB
TypeScript
54 lines
1.5 KiB
TypeScript
/*
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Copyright 2016-2019 Balena
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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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import isRoot = require('is-root');
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import * as UpdateNotifier from 'update-notifier';
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import packageJSON = require('../../package.json');
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// Check for an update once a day. 1 day granularity should be
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// enough, rather than every run.
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const balenaUpdateInterval = 1000 * 60 * 60 * 24 * 1;
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let notifier: UpdateNotifier.UpdateNotifier;
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export function notify() {
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if (!notifier) {
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// `update-notifier` creates files to make the next
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// running time ask for updated, however this can lead
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// to ugly EPERM issues if those files are created as root.
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if (isRoot()) {
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return;
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} else {
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notifier = UpdateNotifier({
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pkg: packageJSON,
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updateCheckInterval: balenaUpdateInterval,
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});
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}
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}
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const up = notifier.update;
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if (
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up &&
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(require('semver') as typeof import('semver')).lt(up.current, up.latest)
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) {
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notifier.notify({
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defer: false,
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message: `Update available ${up.current} → ${up.latest}\n
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https://github.com/balena-io/balena-cli/blob/master/INSTALL.md`,
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});
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}
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}
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