98 lines
3.2 KiB
TypeScript
98 lines
3.2 KiB
TypeScript
/*
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* Copyright (C) 2026 Fluxer Contributors
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*
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* This file is part of Fluxer.
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*
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* Fluxer is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Fluxer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
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*/
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import {Config} from '@app/Config';
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import {shutdownInstrumentation} from '@app/Instrument';
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import {Logger} from '@app/Logger';
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import {createAppProxyApp} from '@fluxer/app_proxy/src/App';
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import {buildFluxerCSPOptions} from '@fluxer/app_proxy/src/app_server/utils/CSP';
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import {KVCacheProvider} from '@fluxer/cache/src/providers/KVCacheProvider';
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import {createServiceTelemetry} from '@fluxer/hono/src/middleware/TelemetryAdapters';
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import {createServer, setupGracefulShutdown} from '@fluxer/hono/src/Server';
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import {KVClient} from '@fluxer/kv_client/src/KVClient';
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import {throwKVRequiredError} from '@fluxer/rate_limit/src/KVRequiredError';
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import {RateLimitService} from '@fluxer/rate_limit/src/RateLimitService';
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const telemetry = createServiceTelemetry({
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serviceName: 'fluxer-app-proxy',
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skipPaths: ['/_health'],
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});
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let rateLimitService: RateLimitService | null = null;
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async function main(): Promise<void> {
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if (Config.kv.url) {
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const kvClient = new KVClient({url: Config.kv.url, timeoutMs: Config.kv.timeout_ms});
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const cacheService = new KVCacheProvider({client: kvClient});
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rateLimitService = new RateLimitService(cacheService);
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Logger.info({kvUrl: Config.kv.url}, 'KV-backed rate limiting enabled');
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} else {
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throwKVRequiredError({
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serviceName: 'fluxer_app_proxy',
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configPath: 'Config.kv.url',
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});
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}
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const cspDirectives = buildFluxerCSPOptions({
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sentryProxy: Config.sentry_proxy
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? {
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projectId: Config.sentry_proxy.project_id,
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publicKey: Config.sentry_proxy.public_key,
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targetUrl: Config.sentry_proxy.target_url,
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pathPrefix: Config.sentry_proxy.path_prefix,
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}
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: null,
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sentryProxyPath: Config.sentry_proxy_path,
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sentryReportHost: Config.sentry_report_host,
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});
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const {app, shutdown} = await createAppProxyApp({
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config: Config,
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cspDirectives,
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logger: Logger,
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rateLimitService,
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metricsCollector: telemetry.metricsCollector,
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sentryProxyPath: Config.sentry_proxy_path,
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staticCDNEndpoint: Config.static_cdn_endpoint,
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staticDir: Config.assets_dir,
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tracing: telemetry.tracing,
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});
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const port = Config.port;
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Logger.info({port}, 'Starting Fluxer App Proxy');
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const server = createServer(app, {port});
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setupGracefulShutdown(
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async () => {
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await shutdown();
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await shutdownInstrumentation();
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await new Promise<void>((resolve) => {
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server.close(() => resolve());
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});
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},
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{logger: Logger},
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);
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}
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main().catch((err) => {
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Logger.fatal({error: err}, 'fatal error');
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process.exit(1);
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});
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