2026-02-17 12:22:36 +00:00

91 lines
2.9 KiB
TypeScript

/*
* Copyright (C) 2026 Fluxer Contributors
*
* This file is part of Fluxer.
*
* Fluxer is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Fluxer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
*/
import {existsSync, readFileSync} from 'node:fs';
import {deepMerge, isPlainObject} from '@fluxer/config/src/config_loader/ConfigObjectMerge';
import {buildEnvOverrides} from '@fluxer/config/src/config_loader/EnvironmentOverrides';
import {z} from 'zod';
export const BootstrapRelayConfigSchema = z.object({
id: z.string(),
url: z.url(),
lat: z.number(),
lon: z.number(),
region: z.string(),
capacity: z.number().int().positive(),
public_key: z.string().optional(),
});
export type BootstrapRelayConfig = z.infer<typeof BootstrapRelayConfigSchema>;
const ServerSchema = z.object({
host: z.string().default('0.0.0.0'),
port: z.number().int().positive().default(8080),
});
const DatabaseSchema = z.object({
path: z.string().default('./data/relays.db'),
});
const HealthCheckSchema = z.object({
interval_ms: z.number().int().positive().default(30000),
timeout_ms: z.number().int().positive().default(5000),
unhealthy_threshold: z.number().int().positive().default(3),
});
const DirectoryConfigSchema = z.object({
server: ServerSchema.default(() => ServerSchema.parse({})),
database: DatabaseSchema.default(() => DatabaseSchema.parse({})),
health_check: HealthCheckSchema.default(() => HealthCheckSchema.parse({})),
bootstrap_relays: z.array(BootstrapRelayConfigSchema).default([]),
});
export type DirectoryConfig = z.infer<typeof DirectoryConfigSchema>;
const CONFIG_PATHS = [
process.env['RELAY_DIRECTORY_CONFIG'],
'./config/directory.json',
'/etc/fluxer-relay-directory/directory.json',
].filter((path): path is string => Boolean(path));
const ENV_OVERRIDE_PREFIX = 'RELAY_DIRECTORY__';
function loadConfigFile(): Record<string, unknown> {
for (const configPath of CONFIG_PATHS) {
if (existsSync(configPath)) {
const content = readFileSync(configPath, 'utf-8');
const parsed = JSON.parse(content);
if (isPlainObject(parsed)) {
return parsed;
}
}
}
return {};
}
function loadDirectoryConfig(): DirectoryConfig {
const fileConfig = loadConfigFile();
const envOverrides = buildEnvOverrides(process.env, ENV_OVERRIDE_PREFIX);
const merged = deepMerge(fileConfig, envOverrides);
return DirectoryConfigSchema.parse(merged);
}
export const Config = loadDirectoryConfig();
export type Config = typeof Config;