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8e86f02c43
using .toString() works most of the time but can lead to utf8 characters being broken across chunk boundaries. https://nodejs.org/api/stream.html#stream_readable_setencoding_encoding
91 lines
2.6 KiB
JavaScript
91 lines
2.6 KiB
JavaScript
/* eslint-disable
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camelcase,
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handle-callback-err,
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no-return-assign,
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no-unused-vars,
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*/
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// TODO: This file was created by bulk-decaffeinate.
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// Fix any style issues and re-enable lint.
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/*
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* decaffeinate suggestions:
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* DS101: Remove unnecessary use of Array.from
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* DS102: Remove unnecessary code created because of implicit returns
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* DS207: Consider shorter variations of null checks
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* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
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*/
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let CommandRunner
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const { spawn } = require('child_process')
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const logger = require('logger-sharelatex')
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logger.info('using standard command runner')
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module.exports = CommandRunner = {
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run(project_id, command, directory, image, timeout, environment, callback) {
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let key, value
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if (callback == null) {
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callback = function(error) {}
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}
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command = Array.from(command).map(arg =>
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arg.toString().replace('$COMPILE_DIR', directory)
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)
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logger.log({ project_id, command, directory }, 'running command')
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logger.warn('timeouts and sandboxing are not enabled with CommandRunner')
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// merge environment settings
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const env = {}
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for (key in process.env) {
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value = process.env[key]
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env[key] = value
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}
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for (key in environment) {
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value = environment[key]
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env[key] = value
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}
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// run command as detached process so it has its own process group (which can be killed if needed)
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const proc = spawn(command[0], command.slice(1), { cwd: directory, env })
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let stdout = ''
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proc.stdout.setEncoding('utf8').on('data', data => (stdout += data))
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proc.on('error', function(err) {
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logger.err(
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{ err, project_id, command, directory },
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'error running command'
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)
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return callback(err)
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})
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proc.on('close', function(code, signal) {
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let err
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logger.info({ code, signal, project_id }, 'command exited')
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if (signal === 'SIGTERM') {
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// signal from kill method below
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err = new Error('terminated')
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err.terminated = true
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return callback(err)
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} else if (code === 1) {
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// exit status from chktex
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err = new Error('exited')
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err.code = code
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return callback(err)
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} else {
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return callback(null, { stdout: stdout })
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}
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})
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return proc.pid
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}, // return process id to allow job to be killed if necessary
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kill(pid, callback) {
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if (callback == null) {
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callback = function(error) {}
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}
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try {
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process.kill(-pid) // kill all processes in group
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} catch (err) {
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return callback(err)
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}
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return callback()
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}
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}
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