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Name	Size	Permission	Date
all-signals.d.ts	123 B	-rw-r--r--	2023-08-18 17:29
all-signals.d.ts.map	150 B	-rw-r--r--	2023-08-18 17:29
all-signals.js	1.24 KB	-rw-r--r--	2023-08-18 17:29
all-signals.js.map	2.2 KB	-rw-r--r--	2023-08-18 17:29
index.d.ts	2.57 KB	-rw-r--r--	2023-08-18 17:29
index.d.ts.map	1.42 KB	-rw-r--r--	2023-08-18 17:29
index.js	4.25 KB	-rw-r--r--	2023-08-18 17:29
index.js.map	10.31 KB	-rw-r--r--	2023-08-18 17:29
package.json	23 B	-rw-r--r--	2023-08-18 17:29
watchdog.d.ts	185 B	-rw-r--r--	2023-08-18 17:29
watchdog.d.ts.map	197 B	-rw-r--r--	2023-08-18 17:29
watchdog.js	1.13 KB	-rw-r--r--	2023-08-18 17:29
watchdog.js.map	1.89 KB	-rw-r--r--	2023-08-18 17:29

Rename

// this spawns a child process that listens for SIGHUP when the
// parent process exits, and after 200ms, sends a SIGKILL to the
// child, in case it did not terminate.
import { spawn } from 'child_process';
const watchdogCode = String.raw `
const pid = parseInt(process.argv[1], 10)
process.title = 'node (foreground-child watchdog pid=' + pid + ')'
if (!isNaN(pid)) {
  let barked = false
  // keepalive
  const interval = setInterval(() => {}, 60000)
  const bark = () => {
    clearInterval(interval)
    if (barked) return
    barked = true
    process.removeListener('SIGHUP', bark)
    setTimeout(() => {
      try {
        process.kill(pid, 'SIGKILL')
        setTimeout(() => process.exit(), 200)
      } catch (_) {}
    }, 500)
  })
  process.on('SIGHUP', bark)
}
`;
export const watchdog = (child) => {
    let dogExited = false;
    const dog = spawn(process.execPath, ['-e', watchdogCode, String(child.pid)], {
        stdio: 'ignore',
    });
    dog.on('exit', () => (dogExited = true));
    child.on('exit', () => {
        if (!dogExited)
            dog.kill('SIGTERM');
    });
    return dog;
};
//# sourceMappingURL=watchdog.js.map