78 lines
2.1 KiB
TypeScript
78 lines
2.1 KiB
TypeScript
import axios from 'axios'
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import { spawnSync, SpawnSyncOptions } from 'child_process'
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import { randomBytes } from 'crypto'
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import { createWriteStream } from 'fs'
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export const exec = (
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command: string,
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args: string[],
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{ env, ...rest }: SpawnSyncOptions = {}
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) => {
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const cmd = spawnSync(command, args, {
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...rest,
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env: {
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...process.env,
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...env,
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},
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})
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const out = cmd.stdout && cmd.stdout.toString().trim()
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const err = cmd.stderr && cmd.stderr.toString().trim()
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return { out, err }
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}
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export const checkIfResticIsAvailable = () =>
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checkIfCommandIsAvailable(
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'restic',
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'Restic is not installed'.red +
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' https://restic.readthedocs.io/en/latest/020_installation.html#stable-releases'
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)
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export const checkIfCommandIsAvailable = (cmd: string, errorMsg?: string) => {
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if (require('child_process').spawnSync(cmd).error)
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throw new Error(errorMsg ? errorMsg : `"${errorMsg}" is not installed`.red)
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}
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export const makeObjectKeysLowercase = (object: Object): any =>
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Object.fromEntries(
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Object.entries(object).map(([key, value]) => [key.toLowerCase(), value])
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)
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export function rand(length = 32): string {
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return randomBytes(length / 2).toString('hex')
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}
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export const singleToArray = <T>(singleOrArray: T | T[]): T[] =>
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Array.isArray(singleOrArray) ? singleOrArray : [singleOrArray]
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export const filterObject = <T>(
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obj: { [key: string]: T },
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filter: (item: [string, T]) => boolean
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): { [key: string]: T } =>
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Object.fromEntries(Object.entries(obj).filter(filter))
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export const filterObjectByKey = <T>(
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obj: { [key: string]: T },
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keys: string[]
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) => filterObject(obj, ([key]) => keys.includes(key))
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export const downloadFile = async (url: string, to: string) =>
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new Promise<void>(async res => {
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const { data: file } = await axios({
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method: 'get',
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url: url,
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responseType: 'stream',
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})
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const stream = createWriteStream(to)
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const writer = file.pipe(stream)
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writer.on('close', () => {
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stream.close()
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res()
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})
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})
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export const ConfigError = new Error('Config file not found')
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