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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109import { PROVIDER_PURPOSE } from "../shared/bridge.ts";import { signBridgeAssertion } from "./bridge.ts";import { configuration, type Env } from "./config.ts";import { DeploymentAPI } from "./deployment-api.ts";import { fail } from "./deployment-errors.ts";import { form, privateResponse } from "./http.ts";import { ownedInstallation, installationRegistry } from "./installations.ts";import { unwrap } from "./installation-metadata.ts";import { authenticatedPrincipal, authorizedGrant, grantedAccounts,} from "./session.ts";
// Invoked only behind handleInstallations' exact-Origin mutation guard.export async function setupOpenRouter( request: Request, env: Env, installationId: string, network: typeof fetch,) { const record = await ownedInstallation(request, env, installationId); if (!record.installedRelease || !record.resources.runtimeOrigin) fail("setup_required"); const domain = unwrap( await installationRegistry(env, record.ownerSubject).getDomain( record.ownerSubject, installationId, ), ); const publicOrigin = domain?.status === "active" ? domain.origin! : record.resources.runtimeOrigin; if (request.method === "GET") return privateResponse( Response.json({ installationId: record.installationId, accountId: record.accountId, runtimeOrigin: publicOrigin, }), ); if ([...(await form(request)).keys()].length) fail("setup_required"); const principal = await authenticatedPrincipal(request, env); const grant = await authorizedGrant(env, principal); const config = configuration(env); const required = config.oauthCapabilities!.scopes.filter((scope) => scope.capabilities.includes("model-gateway"), ); if (required.some((scope) => !grant.scopes.includes(scope.id))) fail("reauthorization_required"); // The installation, not the account-picker's current selection, fixes the // destination. Fresh account membership is still required after reconnect. const accounts = await grantedAccounts(env, principal, network); if (!accounts.some((account) => account.id === record.accountId)) fail("account_denied"); await new DeploymentAPI( grant.accessToken, record, network, ).enableOpenRouter(); const assertion = await signBridgeAssertion(env, { aud: record.resources.runtimeOrigin, sub: record.ownerSubject, installationId: record.installationId, purpose: PROVIDER_PURPOSE, state: "openrouter", challenge: "enabled", }); // The management token and provider keys never enter this notification or // the browser. A signed receipt only enables this installation's provider. try { const response = await network( new URL("/auth/provider-enabled", record.resources.runtimeOrigin), { method: "POST", redirect: "manual", headers: { Authorization: `Bearer ${assertion}` }, signal: AbortSignal.timeout(15_000), }, ); if (!response.ok || !response.body) fail("temporarily_unavailable"); const reader = response.body.getReader(); const decoder = new TextDecoder(); let text = ""; let size = 0; for (;;) { const { value, done } = await reader.read(); if (done) break; size += value.length; if (size > 1024) { await reader.cancel(); fail("temporarily_unavailable"); } text += decoder.decode(value, { stream: true }); } const receipt = JSON.parse(text + decoder.decode()); if (receipt.provider !== "openrouter" || receipt.enabled !== true) fail("temporarily_unavailable"); } catch { fail("temporarily_unavailable"); } return privateResponse( Response.json({ returnTo: new URL("/settings", publicOrigin).href, }), );}