INNER CODE UNIT · TypeScript

proxyAliveOnce

JuliusBrussee/caveman · packages/pi-extension/src/index.ts:87

async function proxyAliveOnce(gateway: string, instanceToken: string): Promise<boolean> {
  const controller = new AbortController();
  const timer = setTimeout(() => controller.abort(), HEALTH_TIMEOUT_MS);
  try {
    const response = await fetch(`${gateway.replace(/\/+$/, "")}/health/live`, { signal: controller.signal, redirect: "error" });
    await response.body?.cancel();
    return response.ok && response.headers.get("x-caveman-instance") === instanceToken;
  } catch {
    return false;
  } finally {
    clearTimeout(timer);
  }
}

// A proxy the SessionStart hook just autostarted may be a few hundred ms behind
// the first probe; retry briefly before declaring the session direct.
async function readLiveRunState(gateway: string): Promise<RunState | undefined> {
  for (let attempt = 0; attempt < 3; attempt++) {

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