etcher-sdk
Version:
44 lines • 1.75 kB
JavaScript
;
/*
* Copyright 2018 balena.io
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.copy = void 0;
const balena_image_fs_1 = require("balena-image-fs");
async function copyFile(sourceFs, sourcePath, destinationFs, destinationPath) {
const readStream = sourceFs.createReadStream(`/${sourcePath}`);
const writeStream = destinationFs.createWriteStream(`/${destinationPath}`);
await new Promise((resolve, reject) => {
readStream
.on('error', reject)
.pipe(writeStream)
.on('error', reject)
.on('close', resolve);
});
}
async function copy(diskFrom, partitionFrom, pathFrom, diskTo, partitionTo, pathTo) {
await (0, balena_image_fs_1.interact)(diskFrom, partitionFrom, async (fsFrom) => {
if (diskFrom === diskTo && partitionFrom === partitionTo) {
await copyFile(fsFrom, pathFrom, fsFrom, pathTo);
}
else {
await (0, balena_image_fs_1.interact)(diskTo, partitionTo, async (fsTo) => {
await copyFile(fsFrom, pathFrom, fsTo, pathTo);
});
}
});
}
exports.copy = copy;
//# sourceMappingURL=copy.js.map