mirror of
https://github.com/balena-io/balena-cli.git
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42 lines
1.5 KiB
TypeScript
42 lines
1.5 KiB
TypeScript
/**
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* @license
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* Copyright 2018 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 { RegistrySecrets } from 'resin-multibuild';
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import { Pack } from 'tar-stream';
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/**
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* Return a callback function that takes a tar-stream Pack object as argument
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* and uses it to add the '.balena/registry-secrets.json' metadata file that
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* contains usernames and passwords for private docker registries. The builder
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* will remove the file from the tar stream and use the secrets to pull base
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* images from users' private registries.
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* @param registrySecrets JS object containing registry usernames and passwords
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* @returns A callback function, or undefined if registrySecrets is empty
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*/
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export function getTarStreamCallbackForRegistrySecrets(
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registrySecrets: RegistrySecrets,
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): ((pack: Pack) => void) | undefined {
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if (Object.keys(registrySecrets).length > 0) {
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return (pack: Pack) => {
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pack.entry(
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{ name: '.balena/registry-secrets.json' },
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JSON.stringify(registrySecrets),
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);
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};
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}
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}
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