Files
dcrouter/ts_oci_container/index.ts

101 lines
3.1 KiB
TypeScript

import * as plugins from './plugins.js';
import type { IDcRouterOptions } from '../ts/classes.dcrouter.js';
/**
* Parses a comma-separated env var into a string array.
* Returns undefined if the env var is not set or empty.
*/
function parseCommaSeparated(envVar: string | undefined): string[] | undefined {
if (!envVar || envVar.trim() === '') return undefined;
return envVar.split(',').map((s) => s.trim()).filter(Boolean);
}
/**
* Parses a comma-separated env var into a number array.
* Returns undefined if the env var is not set or empty.
*/
function parseCommaSeparatedNumbers(envVar: string | undefined): number[] | undefined {
const parts = parseCommaSeparated(envVar);
if (!parts) return undefined;
return parts.map((s) => parseInt(s, 10)).filter((n) => !isNaN(n));
}
/**
* Builds IDcRouterOptions from environment variables for OCI container mode.
*
* If DCROUTER_CONFIG_PATH is set and the file exists, it is loaded as a JSON base config.
* Individual env vars are then applied as overrides on top.
*/
export function getOciContainerConfig(): IDcRouterOptions {
let options: IDcRouterOptions = {};
// Load JSON config file if specified
const configPath = process.env.DCROUTER_CONFIG_PATH;
if (configPath && plugins.fs.existsSync(configPath)) {
const raw = plugins.fs.readFileSync(configPath, 'utf8');
options = JSON.parse(raw);
console.log(`[OCI Container] Loaded config from ${configPath}`);
}
// Apply env var overrides
if (process.env.DCROUTER_BASE_DIR) {
options.baseDir = process.env.DCROUTER_BASE_DIR;
}
// TLS config
const tlsEmail = process.env.DCROUTER_TLS_EMAIL;
const tlsDomain = process.env.DCROUTER_TLS_DOMAIN;
if (tlsEmail || tlsDomain) {
options.tls = {
...options.tls,
contactEmail: tlsEmail || options.tls?.contactEmail || '',
...(tlsDomain ? { domain: tlsDomain } : {}),
};
}
// Network config
if (process.env.DCROUTER_PUBLIC_IP) {
options.publicIp = process.env.DCROUTER_PUBLIC_IP;
}
const proxyIps = parseCommaSeparated(process.env.DCROUTER_PROXY_IPS);
if (proxyIps) {
options.proxyIps = proxyIps;
}
// DNS config
const nsDomains = parseCommaSeparated(process.env.DCROUTER_DNS_NS_DOMAINS);
if (nsDomains) {
options.dnsNsDomains = nsDomains;
}
const dnsScopes = parseCommaSeparated(process.env.DCROUTER_DNS_SCOPES);
if (dnsScopes) {
options.dnsScopes = dnsScopes;
}
// Email config
const emailHostname = process.env.DCROUTER_EMAIL_HOSTNAME;
const emailPorts = parseCommaSeparatedNumbers(process.env.DCROUTER_EMAIL_PORTS);
if (emailHostname || emailPorts) {
options.emailConfig = {
...options.emailConfig,
...(emailHostname ? { hostname: emailHostname } : {}),
...(emailPorts ? { ports: emailPorts } : {}),
domains: options.emailConfig?.domains || [],
routes: options.emailConfig?.routes || [],
} as IDcRouterOptions['emailConfig'];
}
// Cache config
const cacheEnabled = process.env.DCROUTER_CACHE_ENABLED;
if (cacheEnabled !== undefined) {
options.cacheConfig = {
...options.cacheConfig,
enabled: cacheEnabled === 'true',
};
}
return options;
}