root
76 lines
2.5 KiB
TypeScript
76 lines
2.5 KiB
TypeScript
import { mkdirSync, openSync, readFileSync, rmSync } from "node:fs";
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import { resolve } from "node:path";
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const action = process.argv[2];
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const root = process.cwd();
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const stateDir = resolve(root, ".state/caserun-native");
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const pidPath = resolve(stateDir, "server.pid");
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const logPath = resolve(stateDir, "server.log");
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function readPid(): number | null {
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try {
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const pid = Number(readFileSync(pidPath, "utf8").trim());
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return Number.isInteger(pid) && pid > 0 ? pid : null;
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} catch {
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return null;
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}
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}
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function isRunning(pid: number | null): boolean {
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if (!pid) return false;
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try {
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process.kill(pid, 0);
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return true;
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} catch {
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return false;
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}
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}
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async function waitForExit(pid: number): Promise<boolean> {
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const deadline = Date.now() + 5000;
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while (Date.now() < deadline) {
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if (!isRunning(pid)) return true;
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await Bun.sleep(25);
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}
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return !isRunning(pid);
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}
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mkdirSync(stateDir, { recursive: true });
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const pid = readPid();
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if (action === "start") {
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if (isRunning(pid)) {
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console.log(JSON.stringify({ ok: true, action, status: "already-running", pid, logPath }));
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process.exit(0);
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}
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rmSync(pidPath, { force: true });
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const logFd = openSync(logPath, "a");
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const child = Bun.spawn([process.execPath, "scripts/caserun-native-supervisor.ts"], { cwd: root, stdin: "ignore", stdout: logFd, stderr: logFd });
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child.unref();
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await Bun.write(pidPath, `${child.pid}\n`);
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console.log(JSON.stringify({ ok: true, action, status: "started", pid: child.pid, logPath }));
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} else if (action === "stop") {
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if (!isRunning(pid)) {
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rmSync(pidPath, { force: true });
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console.log(JSON.stringify({ ok: true, action, status: "stopped" }));
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} else {
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process.kill(pid!, "SIGTERM");
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if (!await waitForExit(pid!)) {
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console.error(JSON.stringify({ ok: false, action, status: "stop-timeout", pid }));
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process.exit(1);
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}
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rmSync(pidPath, { force: true });
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console.log(JSON.stringify({ ok: true, action, status: "stopped", pid }));
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}
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} else if (action === "status") {
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const running = isRunning(pid);
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console.log(JSON.stringify({ ok: running, action, status: running ? "running" : "stopped", pid: running ? pid : null, logPath }));
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process.exit(running ? 0 : 1);
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} else if (action === "logs") {
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const lines = readFileSync(logPath, "utf8").trimEnd().split("\n").slice(-80);
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console.log(lines.join("\n"));
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} else {
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console.error("usage: bun run scripts/caserun-native-service.ts <start|stop|status|logs>");
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process.exit(2);
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}
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