Function makeDbHandle

apps/cloud/src/mcp/session-durable-object.ts:128–147

(options: {
  readonly idleTimeout: number;
  readonly maxLifetime: number;
})

 * server can preserve session-local protocol state across requests.
 */
const makeDbHandle = (options: {
  readonly idleTimeout: number;
  readonly maxLifetime: number;
}): CloudSessionDbHandle => {
  const sql = postgres(resolveConnectionString(), {
    max: 1,
    idle_timeout: options.idleTimeout,
    max_lifetime: options.maxLifetime,
    connect_timeout: 10,
    fetch_types: false,
    prepare: true,
    onnotice: () => undefined,
  });
  return {
    sql,
    db: drizzle(sql, { schema: combinedSchema }) as DrizzleDb,
    // oxlint-disable-next-line executor/no-promise-catch -- boundary: postgres.js close is best-effort during DO/runtime cleanup
    end: () => sql.end({ timeout: 0 }).catch(() => undefined),
  };
};

const makeEphemeralDb = (): CloudSessionDbHandle =>
  makeDbHandle({ idleTimeout: 0, maxLifetime: 60 });