everything-dev/dist/process-kill.mjs

A consolidated product package for building Module Federation apps with oRPC APIs.

import { isPidAlive } from "./process-registry.mjs";
import { Clock, Effect } from "effect";

//#region src/process-kill.ts
const DEFAULT_TERMINATE_MS = 5e3;
const POLL_INTERVAL_MS = 250;
const groupKill = (pid, signal) => {
	try {
		process.kill(-pid, signal);
	} catch {
		try {
			process.kill(pid, signal);
		} catch {}
	}
};
const waitGone = (pid, timeoutMs) => Effect.gen(function* () {
	const deadline = (yield* Clock.currentTimeMillis) + timeoutMs;
	while (isPidAlive(pid)) {
		if ((yield* Clock.currentTimeMillis) >= deadline) return false;
		yield* Effect.sleep(POLL_INTERVAL_MS);
	}
	return true;
});
const killProcessGroupEscalating = (pid, options) => Effect.gen(function* () {
	const terminateMs = options?.terminateMs ?? DEFAULT_TERMINATE_MS;
	const signal = options?.signal ?? "SIGTERM";
	if (pid <= 1 || pid === process.pid) return;
	if (!isPidAlive(pid)) return;
	groupKill(pid, signal);
	if (signal === "SIGKILL") return;
	if (!(yield* waitGone(pid, terminateMs))) {
		groupKill(pid, "SIGKILL");
		yield* waitGone(pid, 1e3);
	}
});
const reapGroup = (pid) => {
	if (pid <= 1 || pid === process.pid) return;
	groupKill(pid, "SIGKILL");
};

//#endregion
export { killProcessGroupEscalating, reapGroup };
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