Files
multi-simadmin/apps/api/src/canary-runtime.ts
T

44 lines
1.4 KiB
TypeScript

import { resolve } from 'node:path';
import {
CANARY_DEFAULT_PORT,
CANARY_DEFAULT_UPSTREAM_PORT,
type CanaryGatewayOptions,
} from './canary-gateway.js';
export interface CanaryRuntimeEnvironment {
readonly CANARY_DIST_DIR?: string;
readonly CANARY_PORT?: string;
readonly CANARY_UPSTREAM_PORT?: string;
readonly MULTI_SIMADMIN_GATEWAY_TOKEN?: string;
}
function environmentPort(value: string | undefined, name: string, fallback: number): number {
if (value === undefined || value === '') return fallback;
const port = Number(value);
if (!Number.isInteger(port) || port < 1 || port > 65_535)
throw new Error(`${name} must be an integer port`);
return port;
}
export function readCanaryRuntimeOptions(
environment: CanaryRuntimeEnvironment,
): CanaryGatewayOptions {
const gatewayToken = environment.MULTI_SIMADMIN_GATEWAY_TOKEN;
if (
!gatewayToken ||
Buffer.byteLength(gatewayToken) < 32 ||
Buffer.byteLength(gatewayToken) > 512
)
throw new Error('Gateway token must contain between 32 and 512 bytes');
return Object.freeze({
distDir: resolve(environment.CANARY_DIST_DIR ?? 'apps/web/dist'),
port: environmentPort(environment.CANARY_PORT, 'CANARY_PORT', CANARY_DEFAULT_PORT),
upstreamPort: environmentPort(
environment.CANARY_UPSTREAM_PORT,
'CANARY_UPSTREAM_PORT',
CANARY_DEFAULT_UPSTREAM_PORT,
),
gatewayToken,
});
}