Files
moltbot/extensions/codex/src/app-server/computer-use.ts
2026-04-26 23:10:33 +01:00

512 lines
15 KiB
TypeScript

import { describeControlFailure } from "./capabilities.js";
import type { CodexAppServerClient } from "./client.js";
import {
resolveCodexAppServerRuntimeOptions,
resolveCodexComputerUseConfig,
type CodexComputerUseConfig,
type ResolvedCodexComputerUseConfig,
} from "./config.js";
import type { v2 } from "./protocol-generated/typescript/index.js";
import type { JsonValue } from "./protocol.js";
import { requestCodexAppServerJson } from "./request.js";
export type CodexComputerUseRequest = <T = JsonValue | undefined>(
method: string,
params?: unknown,
) => Promise<T>;
export type CodexComputerUseStatus = {
enabled: boolean;
ready: boolean;
installed: boolean;
pluginEnabled: boolean;
mcpServerAvailable: boolean;
pluginName: string;
mcpServerName: string;
marketplaceName?: string;
marketplacePath?: string;
tools: string[];
message: string;
};
export class CodexComputerUseSetupError extends Error {
readonly status: CodexComputerUseStatus;
constructor(status: CodexComputerUseStatus) {
super(status.message);
this.name = "CodexComputerUseSetupError";
this.status = status;
}
}
export type CodexComputerUseSetupParams = {
pluginConfig?: unknown;
overrides?: Partial<CodexComputerUseConfig>;
request?: CodexComputerUseRequest;
client?: CodexAppServerClient;
timeoutMs?: number;
signal?: AbortSignal;
forceEnable?: boolean;
};
type MarketplaceRef = {
name?: string;
path?: string;
remoteMarketplaceName?: string;
};
type MarketplaceResolution = {
marketplace?: MarketplaceRef;
message?: string;
};
const CURATED_MARKETPLACE_POLL_INTERVAL_MS = 2_000;
const COMPUTER_USE_MARKETPLACE_NAME_PRIORITY = ["openai-bundled", "openai-curated", "local"];
export async function readCodexComputerUseStatus(
params: CodexComputerUseSetupParams = {},
): Promise<CodexComputerUseStatus> {
const config = resolveComputerUseConfig(params);
if (!config.enabled) {
return disabledStatus(config);
}
try {
return await inspectCodexComputerUse({
...params,
config,
installPlugin: false,
});
} catch (error) {
return unavailableStatus(config, `Computer Use check failed: ${describeControlFailure(error)}`);
}
}
export async function ensureCodexComputerUse(
params: CodexComputerUseSetupParams = {},
): Promise<CodexComputerUseStatus> {
const config = resolveComputerUseConfig(params);
if (!config.enabled) {
return disabledStatus(config);
}
const status = await inspectCodexComputerUse({
...params,
config,
installPlugin: false,
});
if (status.ready) {
return status;
}
if (config.autoInstall) {
const blockedAutoInstallStatus = blockUnsafeAutoInstallStatus(config);
if (blockedAutoInstallStatus) {
throw new CodexComputerUseSetupError(blockedAutoInstallStatus);
}
const installedStatus = await inspectCodexComputerUse({
...params,
config,
installPlugin: true,
});
if (!installedStatus.ready) {
throw new CodexComputerUseSetupError(installedStatus);
}
return installedStatus;
}
if (!status.ready) {
throw new CodexComputerUseSetupError(status);
}
return status;
}
export async function installCodexComputerUse(
params: CodexComputerUseSetupParams = {},
): Promise<CodexComputerUseStatus> {
const config = resolveComputerUseConfig({
...params,
forceEnable: true,
overrides: { ...params.overrides, enabled: true, autoInstall: true },
});
const status = await inspectCodexComputerUse({
...params,
config,
installPlugin: true,
});
if (!status.ready) {
throw new CodexComputerUseSetupError(status);
}
return status;
}
async function inspectCodexComputerUse(params: {
pluginConfig?: unknown;
request?: CodexComputerUseRequest;
client?: CodexAppServerClient;
timeoutMs?: number;
signal?: AbortSignal;
config: ResolvedCodexComputerUseConfig;
installPlugin: boolean;
}): Promise<CodexComputerUseStatus> {
const request = createComputerUseRequest(params);
if (params.installPlugin) {
await request<v2.ExperimentalFeatureEnablementSetResponse>(
"experimentalFeature/enablement/set",
{
enablement: { plugins: true },
} satisfies v2.ExperimentalFeatureEnablementSetParams,
);
}
const marketplace = await resolveMarketplaceRef({
request,
config: params.config,
allowAdd: params.installPlugin,
signal: params.signal,
});
if (!marketplace.marketplace) {
return unavailableStatus(
params.config,
marketplace.message ??
`No Codex marketplace containing ${params.config.pluginName} is registered. Configure computerUse.marketplaceSource or computerUse.marketplacePath, then run /codex computer-use install.`,
);
}
let plugin = await readComputerUsePlugin(
request,
marketplace.marketplace,
params.config.pluginName,
);
if (!plugin.summary.installed || !plugin.summary.enabled) {
if (!params.installPlugin) {
return statusFromPlugin({
config: params.config,
plugin,
tools: [],
message: `Computer Use is available but not installed. Run /codex computer-use install or enable computerUse.autoInstall.`,
});
}
await request<v2.PluginInstallResponse>(
"plugin/install",
pluginRequestParams(
marketplace.marketplace,
params.config.pluginName,
) satisfies v2.PluginInstallParams,
);
await reloadMcpServers(request);
plugin = await readComputerUsePlugin(
request,
marketplace.marketplace,
params.config.pluginName,
);
}
let server = await readMcpServerStatus(request, params.config.mcpServerName);
if (!server && params.installPlugin) {
await reloadMcpServers(request);
server = await readMcpServerStatus(request, params.config.mcpServerName);
}
if (!server) {
return statusFromPlugin({
config: params.config,
plugin,
tools: [],
message: `Computer Use is installed, but the ${params.config.mcpServerName} MCP server is not available.`,
});
}
return statusFromPlugin({
config: params.config,
plugin,
tools: Object.keys(server.tools).toSorted(),
message: "Computer Use is ready.",
});
}
async function resolveMarketplaceRef(params: {
request: CodexComputerUseRequest;
config: ResolvedCodexComputerUseConfig;
allowAdd: boolean;
signal?: AbortSignal;
}): Promise<MarketplaceResolution> {
let preferredMarketplaceName = params.config.marketplaceName;
if (params.config.marketplaceSource && params.allowAdd) {
const added = await params.request<v2.MarketplaceAddResponse>("marketplace/add", {
source: params.config.marketplaceSource,
} satisfies v2.MarketplaceAddParams);
preferredMarketplaceName ??= added.marketplaceName;
}
if (params.config.marketplacePath) {
const marketplace: MarketplaceRef = preferredMarketplaceName
? { name: preferredMarketplaceName, path: params.config.marketplacePath }
: { path: params.config.marketplacePath };
return { marketplace };
}
let candidates: MarketplaceRef[] = [];
const waitUntil = marketplaceDiscoveryWaitUntil(params);
while (candidates.length === 0) {
const listed = await params.request<v2.PluginListResponse>("plugin/list", {
cwds: [],
} satisfies v2.PluginListParams);
candidates = findComputerUseMarketplaces(listed, params.config.pluginName);
if (candidates.length > 0) {
break;
}
if (Date.now() >= waitUntil) {
break;
}
await delay(
Math.min(CURATED_MARKETPLACE_POLL_INTERVAL_MS, waitUntil - Date.now()),
params.signal,
);
}
if (preferredMarketplaceName) {
const preferred = candidates.find((candidate) => candidate.name === preferredMarketplaceName);
if (preferred) {
return { marketplace: preferred };
}
return {
message: `Configured Codex marketplace ${preferredMarketplaceName} was not found or does not contain ${params.config.pluginName}. Run /codex computer-use install with a source or path to install from a new marketplace.`,
};
}
if (candidates.length > 1) {
const preferred = chooseKnownComputerUseMarketplace(candidates);
if (preferred) {
return { marketplace: preferred };
}
return {
message: `Multiple Codex marketplaces contain ${params.config.pluginName}. Configure computerUse.marketplaceName or computerUse.marketplacePath to choose one.`,
};
}
if (params.config.marketplaceSource && !params.allowAdd && candidates.length === 0) {
return {
message:
"Computer Use marketplace source is configured but has not been registered. Run /codex computer-use install to register it.",
};
}
const marketplace = candidates[0];
return marketplace ? { marketplace } : {};
}
function blockUnsafeAutoInstallStatus(
config: ResolvedCodexComputerUseConfig,
): CodexComputerUseStatus | undefined {
if (!config.marketplaceSource && !config.marketplacePath) {
return undefined;
}
return unavailableStatus(
config,
"Computer Use auto-install only uses marketplaces Codex app-server has already discovered. Run /codex computer-use install to install from a configured marketplace source or path.",
);
}
function findComputerUseMarketplaces(
listed: v2.PluginListResponse,
pluginName: string,
): MarketplaceRef[] {
return listed.marketplaces
.filter((marketplace) =>
marketplace.plugins.some(
(plugin) =>
plugin.name === pluginName ||
plugin.id === pluginName ||
plugin.id === `${pluginName}@${marketplace.name}`,
),
)
.map((marketplace) => {
if (marketplace.path) {
return { name: marketplace.name, path: marketplace.path };
}
return { name: marketplace.name, remoteMarketplaceName: marketplace.name };
});
}
function chooseKnownComputerUseMarketplace(
candidates: MarketplaceRef[],
): MarketplaceRef | undefined {
for (const marketplaceName of COMPUTER_USE_MARKETPLACE_NAME_PRIORITY) {
const candidate = candidates.find((marketplace) => marketplace.name === marketplaceName);
if (candidate) {
return candidate;
}
}
return undefined;
}
function marketplaceDiscoveryWaitUntil(params: {
config: ResolvedCodexComputerUseConfig;
allowAdd: boolean;
}): number {
if (
params.allowAdd &&
!params.config.marketplaceSource &&
!params.config.marketplacePath &&
!params.config.marketplaceName
) {
return Date.now() + params.config.marketplaceDiscoveryTimeoutMs;
}
return 0;
}
async function delay(ms: number, signal?: AbortSignal): Promise<void> {
if (signal?.aborted) {
throw abortError(signal);
}
await new Promise<void>((resolve, reject) => {
let timer: ReturnType<typeof setTimeout>;
const onAbort = () => {
clearTimeout(timer);
signal?.removeEventListener("abort", onAbort);
reject(abortError(signal));
};
timer = setTimeout(() => {
signal?.removeEventListener("abort", onAbort);
resolve();
}, ms);
signal?.addEventListener("abort", onAbort, { once: true });
});
}
function abortError(signal?: AbortSignal): Error {
const reason = signal?.reason;
return reason instanceof Error ? reason : new Error("Computer Use setup was aborted.");
}
async function readComputerUsePlugin(
request: CodexComputerUseRequest,
marketplace: MarketplaceRef,
pluginName: string,
): Promise<v2.PluginDetail> {
const response = await request<v2.PluginReadResponse>(
"plugin/read",
pluginRequestParams(marketplace, pluginName) satisfies v2.PluginReadParams,
);
return response.plugin;
}
async function readMcpServerStatus(
request: CodexComputerUseRequest,
serverName: string,
): Promise<v2.McpServerStatus | undefined> {
let cursor: string | null | undefined;
do {
const response = await request<v2.ListMcpServerStatusResponse>("mcpServerStatus/list", {
cursor,
limit: 100,
detail: "toolsAndAuthOnly",
} satisfies v2.ListMcpServerStatusParams);
const found = response.data.find((server) => server.name === serverName);
if (found) {
return found;
}
cursor = response.nextCursor;
} while (cursor);
return undefined;
}
async function reloadMcpServers(request: CodexComputerUseRequest): Promise<void> {
await request("config/mcpServer/reload", undefined);
}
function pluginRequestParams(marketplace: MarketplaceRef, pluginName: string) {
return {
...(marketplace.path ? { marketplacePath: marketplace.path } : {}),
...(!marketplace.path && marketplace.remoteMarketplaceName
? { remoteMarketplaceName: marketplace.remoteMarketplaceName }
: {}),
pluginName,
};
}
function statusFromPlugin(params: {
config: ResolvedCodexComputerUseConfig;
plugin: v2.PluginDetail;
tools: string[];
message: string;
}): CodexComputerUseStatus {
return {
enabled: true,
ready:
params.plugin.summary.installed && params.plugin.summary.enabled && params.tools.length > 0,
installed: params.plugin.summary.installed,
pluginEnabled: params.plugin.summary.enabled,
mcpServerAvailable: params.tools.length > 0,
pluginName: params.config.pluginName,
mcpServerName: params.config.mcpServerName,
marketplaceName: params.plugin.marketplaceName,
...(params.plugin.marketplacePath ? { marketplacePath: params.plugin.marketplacePath } : {}),
tools: params.tools,
message: params.message,
};
}
function disabledStatus(config: ResolvedCodexComputerUseConfig): CodexComputerUseStatus {
return {
enabled: false,
ready: false,
installed: false,
pluginEnabled: false,
mcpServerAvailable: false,
pluginName: config.pluginName,
mcpServerName: config.mcpServerName,
tools: [],
message: "Computer Use is disabled.",
};
}
function unavailableStatus(
config: ResolvedCodexComputerUseConfig,
message: string,
): CodexComputerUseStatus {
return {
enabled: true,
ready: false,
installed: false,
pluginEnabled: false,
mcpServerAvailable: false,
pluginName: config.pluginName,
mcpServerName: config.mcpServerName,
...(config.marketplaceName ? { marketplaceName: config.marketplaceName } : {}),
...(config.marketplacePath ? { marketplacePath: config.marketplacePath } : {}),
tools: [],
message,
};
}
function createComputerUseRequest(params: {
pluginConfig?: unknown;
request?: CodexComputerUseRequest;
client?: CodexAppServerClient;
timeoutMs?: number;
signal?: AbortSignal;
}): CodexComputerUseRequest {
if (params.request) {
return params.request;
}
if (params.client) {
return async <T = JsonValue | undefined>(method: string, requestParams?: unknown) =>
await params.client!.request<T>(method, requestParams, {
timeoutMs: params.timeoutMs,
signal: params.signal,
});
}
const runtime = resolveCodexAppServerRuntimeOptions({ pluginConfig: params.pluginConfig });
return async <T = JsonValue | undefined>(method: string, requestParams?: unknown) =>
await requestCodexAppServerJson<T>({
method,
requestParams,
timeoutMs: params.timeoutMs ?? runtime.requestTimeoutMs,
startOptions: runtime.start,
});
}
function resolveComputerUseConfig(
params: Pick<CodexComputerUseSetupParams, "pluginConfig" | "overrides" | "forceEnable">,
): ResolvedCodexComputerUseConfig {
const overrides = params.forceEnable ? { ...params.overrides, enabled: true } : params.overrides;
return resolveCodexComputerUseConfig({
pluginConfig: params.pluginConfig,
overrides,
});
}