Files
ThothII/backend/src/app.ts
T

106 lines
4.4 KiB
TypeScript

import Fastify, { type FastifyInstance } from "fastify";
import cors from "@fastify/cors";
import type { AppConfig } from "./config.js";
import { ThtRunner } from "./tht/tht-runner.js";
import { PiProcessManager } from "./pi/pi-process-manager.js";
import { SseHub } from "./sse/sse-hub.js";
import { authPreHandler } from "./auth/auth.js";
import { getPrincipal } from "./auth/auth.js";
import type { PrincipalContext } from "./auth/principal.js";
import { sessionRoutes } from "./routes/sessions.js";
import { sqlRoutes } from "./routes/sql.js";
import { metaRoutes, type ListModelsFn } from "./routes/meta.js";
import { settingsRoutes, effectiveSettings } from "./routes/settings.js";
import { createPiModelLister } from "./pi/list-models.js";
import { loadSettings, saveSettings, type Settings } from "./settings/settings-store.js";
import { ReadinessManager } from "./runtime/readiness-manager.js";
export interface BuildAppDeps {
thtRunner?: ThtRunner;
mgr?: PiProcessManager;
spawnFn?: () => any;
listModels?: ListModelsFn;
getSettings?: (principal?: PrincipalContext) => Settings | Promise<Settings>;
readiness?: ReadinessManager;
hub?: SseHub;
}
export function buildApp(config: AppConfig, deps?: BuildAppDeps): FastifyInstance {
const app = Fastify({ logger: { level: "warn" }, disableRequestLogging: true });
// Allow any origin in dev/e2e; tighten in production via config if needed.
app.register(cors, {
origin: true,
credentials: true,
methods: ["GET", "POST", "PUT", "DELETE", "OPTIONS"],
});
const tht = deps?.thtRunner ?? new ThtRunner({
thtBin: config.thtBin,
harnessDir: config.harnessDir,
configPath: process.env.THT_CONFIG ?? "config/tht.yaml",
dataRoot: config.dataRoot,
secretsFile: config.secretsFile,
secretFiles: config.secretFiles,
});
const mgr = deps?.mgr ?? new PiProcessManager(config, deps?.spawnFn ? { spawnFn: deps.spawnFn } : undefined);
const hub = deps?.hub ?? new SseHub();
const readiness = deps?.readiness ?? new ReadinessManager(
tht as ThtRunner,
Math.round(config.ollamaEnsureTimeoutMs / 1000),
);
const listModels = deps?.listModels ?? createPiModelLister(config, {
warn: (detail) => app.log.warn(
{ component: "pi-model-list", detail },
"Pi enabled-model configuration warning",
),
});
const runnerFor = (principal: PrincipalContext): any => {
const candidate = tht as any;
return typeof candidate.withPrincipal === "function" ? candidate.withPrincipal(principal) : candidate;
};
const getSettings = async (principal: PrincipalContext): Promise<Settings> => {
if (deps?.getSettings) return await deps.getSettings(principal);
const runner = runnerFor(principal);
// The real runner persists preferences through the harness repository. The file fallback
// only keeps older isolated route tests and externally injected runners compatible.
if (typeof runner.preferencesGet === "function") {
const stored = await runner.preferencesGet() as Settings;
if (Object.keys(stored).length === 0) {
const seeded = effectiveSettings(config, loadSettings(config));
await runner.preferencesSet(seeded);
return seeded;
}
return effectiveSettings(config, stored);
}
return effectiveSettings(config, loadSettings(config));
};
const saveUserSettings = async (principal: PrincipalContext, settings: Settings): Promise<void> => {
const runner = runnerFor(principal);
if (typeof runner.preferencesSet === "function") {
await runner.preferencesSet(settings);
return;
}
saveSettings(config, settings);
};
const authenticate = authPreHandler(config.authMode);
app.addHook("preHandler", async (req, reply) => {
// Process readiness is intentionally unauthenticated for local container/proxy probes.
if (req.url === "/health" || req.url === "/health/dwh") return;
return authenticate(req, reply);
});
app.get("/health", async () => ({ status: "ok" }));
app.get("/health/dwh", async () => tht.dbPing());
app.get("/me", async (req) => getPrincipal(req));
sessionRoutes(app, {
mgr, tht: tht as ThtRunner, hub, getSettings, readiness, dwhPrecheck: config.dwhPrecheck,
});
sqlRoutes(app, { tht: tht as ThtRunner, getSettings });
metaRoutes(app, { harnessDir: config.harnessDir, listModels });
settingsRoutes(app, { cfg: config, listModels, getSettings, saveSettings: saveUserSettings });
return app;
}