Files
Verso/services/clsi/app/js/LocalCommandRunner.js
T
Miguel Serrano 4cfaea4621 [clsi] Fix compile stop detection in local runner (#33024)
* [clsi] Fix compile stop detection in local runner

* Tighten compilation cancelled message

* Cleanup process PID on `error`

GitOrigin-RevId: 61495466b98c127402b256d629ea58e7b9be6df7
2026-05-28 08:05:44 +00:00

127 lines
3.4 KiB
JavaScript

/* eslint-disable
no-return-assign,
no-unused-vars,
*/
// TODO: This file was created by bulk-decaffeinate.
// Fix any style issues and re-enable lint.
/*
* decaffeinate suggestions:
* DS101: Remove unnecessary use of Array.from
* DS102: Remove unnecessary code created because of implicit returns
* DS207: Consider shorter variations of null checks
* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
*/
import { spawn } from 'node:child_process'
import { promisify } from 'node:util'
import Path from 'node:path'
import _ from 'lodash'
import logger from '@overleaf/logger'
let CommandRunner
logger.debug('using standard command runner')
// Track PIDs that have been intentionally killed so that the close handler
// can detect termination even when the child exits with a numeric code instead
// of being reported as killed by a signal (e.g. exit code 4 from latexmk).
const killedPids = new Set()
export default CommandRunner = {
run(
projectId,
command,
directory,
image,
timeout,
environment,
compileGroup,
cwd,
callback
) {
let key, value
callback = _.once(callback)
const spawnCwd = cwd ? Path.join(directory, cwd) : directory
command = Array.from(command).map(arg =>
arg.toString().replace('$COMPILE_DIR', directory)
)
logger.debug(
{ projectId, command, directory, cwd: spawnCwd },
'running command'
)
logger.warn('timeouts and sandboxing are not enabled with CommandRunner')
// merge environment settings
const env = {}
for (key in process.env) {
value = process.env[key]
env[key] = value
}
for (key in environment) {
value = environment[key]
env[key] = value
}
// run command as detached process so it has its own process group (which can be killed if needed)
const proc = spawn(command[0], command.slice(1), {
cwd: spawnCwd,
env,
stdio: ['pipe', 'pipe', 'ignore'],
detached: true,
})
let stdout = ''
proc.stdout.setEncoding('utf8').on('data', data => (stdout += data))
proc.on('error', function (err) {
killedPids.delete(proc.pid)
logger.err(
{ err, projectId, command, directory },
'error running command'
)
return callback(err)
})
proc.on('close', function (code, signal) {
let err
logger.debug({ code, signal, projectId }, 'command exited')
const wasKilled = killedPids.delete(proc.pid)
if (signal === 'SIGTERM' || wasKilled) {
err = new Error('terminated')
err.terminated = true
return callback(err)
} else if (code === 1) {
// exit status from chktex
err = new Error('exited')
err.code = code
return callback(err)
} else {
return callback(null, { stdout, exitCode: code })
}
})
return proc.pid
}, // return process id to allow job to be killed if necessary
kill(pid, callback) {
if (callback == null) {
callback = function () {}
}
try {
killedPids.add(pid)
process.kill(-pid) // kill all processes in group
} catch (err) {
killedPids.delete(pid)
return callback(err)
}
return callback()
},
canRunSyncTeXInOutputDir() {
return true
},
}
CommandRunner.promises = {
run: promisify(CommandRunner.run),
kill: promisify(CommandRunner.kill),
}