NODEDC_PLATFORM/device-plane/services/device-gateway/src/server.mjs

63 lines
1.9 KiB
JavaScript

import { createDeviceGatewayRuntime } from "./runtime.mjs";
const listenEnabled = parseBoolean(
process.env.DEVICE_GATEWAY_LISTEN_ENABLED,
false,
);
const runtime = createDeviceGatewayRuntime({
listenEnabled,
healthHost: String(process.env.DEVICE_GATEWAY_HEALTH_HOST || "127.0.0.1"),
healthPort: parsePort(process.env.DEVICE_GATEWAY_HEALTH_PORT, 18121),
tcpHost: String(process.env.DEVICE_GATEWAY_TCP_HOST || "127.0.0.1"),
tcpPort: parsePort(process.env.DEVICE_GATEWAY_TCP_PORT, 9921),
maxConcurrentSessions: parsePositiveInt(
process.env.DEVICE_GATEWAY_MAX_SESSIONS,
100,
),
sessionTimeoutMs: parsePositiveInt(
process.env.DEVICE_GATEWAY_SESSION_TIMEOUT_MS,
10000,
),
});
const addresses = await runtime.start();
console.log(JSON.stringify({
event: "device_gateway_started",
health: addresses.healthAddress,
tcp: addresses.tcpAddress,
publicIngress: "disabled",
commandTransport: "disabled",
}));
process.on("SIGTERM", shutdown);
process.on("SIGINT", shutdown);
async function shutdown() {
await runtime.stop();
process.exit(0);
}
function parsePort(value, fallback) {
const parsed = Number(value || fallback);
if (!Number.isSafeInteger(parsed) || parsed < 1 || parsed > 65535) {
throw new Error("device_gateway_port_invalid");
}
return parsed;
}
function parsePositiveInt(value, fallback) {
const parsed = Number(value || fallback);
if (!Number.isSafeInteger(parsed) || parsed < 1) {
throw new Error("device_gateway_positive_integer_invalid");
}
return parsed;
}
function parseBoolean(value, fallback) {
if (value === undefined || value === null || value === "") return fallback;
const normalized = String(value).trim().toLowerCase();
if (["1", "true", "yes", "on"].includes(normalized)) return true;
if (["0", "false", "no", "off"].includes(normalized)) return false;
throw new Error("device_gateway_boolean_invalid");
}