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13e3e5e8ea
Refactor typings folder for use with the tsconfig typeRoots option. Change-type: major Signed-off-by: Paulo Castro <paulo@balena.io>
82 lines
2.0 KiB
TypeScript
82 lines
2.0 KiB
TypeScript
/**
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* @license
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* Copyright 2019 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 * as Bluebird from 'bluebird';
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import { spawn, StdioOptions } from 'child_process';
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import { TypedError } from 'typed-error';
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import { getSubShellCommand } from './helpers';
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export class ExecError extends TypedError {
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public cmd: string;
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public exitCode: number;
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constructor(cmd: string, exitCode: number) {
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super(`Command '${cmd}' failed with error: ${exitCode}`);
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this.cmd = cmd;
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this.exitCode = exitCode;
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}
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}
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export async function exec(
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deviceIp: string,
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cmd: string,
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stdout?: NodeJS.WritableStream,
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): Promise<void> {
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const command = `ssh \
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-t \
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-p 22222 \
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-o LogLevel=ERROR \
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-o StrictHostKeyChecking=no \
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-o UserKnownHostsFile=/dev/null \
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root@${deviceIp} \
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${cmd}`;
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const stdio: StdioOptions = ['ignore', stdout ? 'pipe' : 'inherit', 'ignore'];
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const { program, args } = getSubShellCommand(command);
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const exitCode = await new Bluebird<number>((resolve, reject) => {
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const ps = spawn(program, args, { stdio })
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.on('error', reject)
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.on('close', resolve);
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if (stdout) {
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ps.stdout.pipe(stdout);
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}
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});
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if (exitCode !== 0) {
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throw new ExecError(cmd, exitCode);
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}
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}
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export async function execBuffered(
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deviceIp: string,
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cmd: string,
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enc?: string,
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): Promise<string> {
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const through = await import('through2');
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const buffer: string[] = [];
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await exec(
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deviceIp,
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cmd,
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through(function(data, _enc, cb) {
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buffer.push(data.toString(enc));
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cb();
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}),
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);
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return buffer.join('');
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}
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