196 lines
5.8 KiB
JavaScript
196 lines
5.8 KiB
JavaScript
// local imports
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import Rsync from './rsync'
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// native imports
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import { EventEmitter as Emitter } from 'events'
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import { dirname } from 'path'
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// third party elements
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import merge from 'aggregation/es6'
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import { readFile } from 'fs-read-data'
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import Conf from 'conf'
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import getFiles from 'globby'
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import pathExists from 'path-exists'
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import to from 'await-to-js'
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// uci imports
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import logger from '@uci/logger'
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let log = {} // declare module wide log to be set during construction
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class Sync extends merge(Rsync, Emitter) {
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constructor(opts = {}) {
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super()
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log = logger({ package:'@uci/sync'})
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this.opts = opts
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this.cli = opts.cli
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this.config = new Conf({projectName:'sync'})
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this.jobsDir = process.env.SYNC_JOBS_DIR || opts.jobsDir || this.config.get('jobsDir') || dirname(this.config.path)
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this.sshDir = opts.sshDir || this.config.get('sshDir') || `${this.jobsDir}/ssh`
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this.optionsDir = opts.optionsDir || this.config.get('optionsDir') || `${this.jobsDir}/options`
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log.debug({configsDir:this.configsDir, msg:'configuration files directory'})
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this.jobs = []
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}
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setConfig(name,val) { this.config.set(name,val)}
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getConfig(name) { return this.config.get(name)}
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async setJobsDir(dir='',save) {
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let res = await pathExists(dir)
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if(res){
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this.jobsDir=dir
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if(save) this.setDefaultJobsDir()
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return res
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}
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else {
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log.warn(`${dir} path does not exist - Jobs Directory remains ${this.jobsDir}`)
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return res
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}
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}
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setDefaultJobsDir() { this.config.set('jobsDir', this.jobsDir)}
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getDefaultJobsDir() { this.config.get('jobsDir', this.jobsDir) }
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async listJobFiles(dir) {
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return await getFiles(['**','*.yaml','*.yml'],{ onlyfiles:true, cwd:dir || this.jobsDir})
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}
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async readOptionsFile(filePath,type='job') {
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let dir = {job:this.jobsDir,options:this.optionsDir,ssh:this.sshDir}
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let [err,res] = await to(readFile(`${dir[type]}/${filePath}`))
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if (err) {
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[err,res] = await to(readFile(filePath))
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if (err) {
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err = {filePath:filePath, error:err, type:type, dir:dir[type], msg:`unable to read ${filePath} options file`}
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log.warn(err)
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return err
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}
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}
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return res
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}
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live() {
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this.unset('n')
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}
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sshu (file) {
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if (file && (typeof options==='string')) {
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this.shell(`"sshu -c ${file} "`)
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}
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}
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async ssh (options) {
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if (!this.destination()) {
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log.warn({ssh:options, msg:'aborting ssh options - destination must be set before processing ssh option'})
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return this
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}
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if (typeof options==='string') { // options is a filepath for ssh options
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let options = await this.readOptionsFile(options,'ssh')
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if (options.error) return this
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}
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if (options.host)
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{
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let username = options.username ? options.username+'@' : ''
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this.destination(`${username}${options.host}:${this.destination()}`)
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}
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else {
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log.warn({ssh:options, msg:'aborting ssh options, missing host value is required '})
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return this
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}
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let cmd = []
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// TODO allow all openssh client options
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if (options.privateKeyPath) cmd.push(`-i ${options.privateKeyPath}`)
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if (options.port) cmd.push(`-p ${options.port}`)
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if (options.configFile) cmd.push(`-F ${options.privateKeyPath}`)
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if (cmd) this.shell(cmd.join(' '))
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return this
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}
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set (option={},value) {
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if (typeof option === 'string') super.set(option,value) // pass through
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else {
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// if (!Array.isArray(option)) { option = [option] }
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option.forEach( opt => {
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console.log('---',option,opt)
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typeof opt==='string' ? super.set(opt) : super.set(...Object.entries(opt).flat())
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})
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}
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return this
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}
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async loadJob (options) {
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if (typeof options ==='string') options = await this.readOptionsFile(options,'job')
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if (!options.error) {
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for (const option in options) {
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if(option === 'optionsFile') {
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let opts = await this.readOptionsFile(options.optionsFile,'options')
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if (!opts.error) {
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Object.keys(opts).forEach( opt => {
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this.processOption(opt,opts[opt])
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})
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}
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}
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else {
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this.processOption(option,options[option])
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}
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} // end loop
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this.dry() // dry run by default must .live() .unset('n')
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}
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}
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// executes a method on the instance (might be in prototype chain) which may take a value(s)
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processOption (method, value) {
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if (typeof(this[method]) === 'function') {
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this[method](value)
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}
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}
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queueJobs () {}
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runJobs () {}
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async execute(opts={}) {
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log.info({cmd:this.command(), msg:'running rsync command'})
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const superexecute = super.execute.bind(this)
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return new Promise((resolve, reject) => {
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let status
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let errors
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this.rsyncpid = superexecute(
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function(err, code, cmd) {
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if (err) {
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log.fatal({error:err, code:code, cmd:cmd, msg:'error during sync'})
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reject ({error:err, code:code, cmd:cmd, msg:'error during sync'})
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}
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if (errors) log.warn({errors: errors, cmd:cmd, msg:'sync ran but with with errors'})
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log.info({cmd:cmd, status:status, msg:'sync run'})
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resolve({cmd:cmd, errors:errors, status:status, msg:'sync run'})
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}, function(data) {
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status += data.toString()
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if (opts.cli) process.stdout.write(data.toString())
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},
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function(data) {
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errors += data.toString()
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if (opts.cli) process.stderr.write(data.toString())
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}
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)
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})
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}
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}// end Class Sync
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export default Sync
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// function isPlainObject (obj) {
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// return Object.prototype.toString.call(obj) === '[object Object]'
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// }
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//
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// function escapeSpaces (str) {
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// if (typeof str === 'string') {
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// return str.replace(/\b\s/g, '\\ ')
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// } else {
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// return path
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// }
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// }
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