Files
overlord/Overlord-Server/src/server/routes/client-command-routes.ts
T

226 lines
9.9 KiB
TypeScript

import { v4 as uuidv4 } from "uuid";
import { authenticateRequest } from "../../auth";
import { AuditAction, logAudit } from "../../auditLog";
import * as clientManager from "../../clientManager";
import { deleteClientRow } from "../../db";
import { metrics } from "../../metrics";
import { encodeMessage } from "../../protocol";
import { requireClientAccess, requireFeatureAccess, requirePermission } from "../../rbac";
import { clearThumbnail } from "../../thumbnails";
type RequestIpProvider = {
requestIP: (req: Request) => { address?: string } | null | undefined;
};
type PendingScript = {
resolve: (result: any) => void;
reject: (error: any) => void;
timeout: NodeJS.Timeout;
clientId: string;
};
type PendingCommandReply = {
resolve: (result: { ok: boolean; message?: string }) => void;
reject: (error: Error) => void;
timeout: NodeJS.Timeout;
clientId: string;
};
type ClientCommandDeps = {
CORS_HEADERS: Record<string, string>;
pendingScripts: Map<string, PendingScript>;
pendingCommandReplies: Map<string, PendingCommandReply>;
};
export async function handleClientCommandRoute(
req: Request,
url: URL,
server: RequestIpProvider,
deps: ClientCommandDeps,
): Promise<Response | null> {
if (req.method !== "POST") return null;
const cmdMatch = url.pathname.match(/^\/api\/clients\/(.+)\/command$/);
if (!cmdMatch) return null;
const user = await authenticateRequest(req);
if (!user) return new Response("Unauthorized", { status: 401 });
try {
requirePermission(user, "clients:control");
} catch (error) {
if (error instanceof Response) return error;
return new Response("Forbidden", { status: 403 });
}
const targetId = cmdMatch[1];
try {
requireClientAccess(user, targetId);
} catch (error) {
if (error instanceof Response) return error;
return new Response("Forbidden", { status: 403 });
}
const target = clientManager.getClient(targetId);
const ip = server.requestIP(req)?.address || "unknown";
if (!target) return new Response("Not found", { status: 404 });
try {
const body = await req.json();
const action = body?.action;
let success = true;
if (action === "ping") {
const nonce = Date.now() + Math.floor(Math.random() * 1000);
target.lastPingSent = Date.now();
target.lastPingNonce = nonce;
target.ws.send(encodeMessage({ type: "ping", ts: nonce }));
} else if (action === "ping_bulk") {
Math.max(1, Math.min(1000, Number(body?.count || 1)));
} else if (action === "disconnect") {
try {
requirePermission(user, "clients:disconnect");
requireFeatureAccess(user, "disconnect");
} catch (error) {
if (error instanceof Response) return error;
return new Response("Forbidden", { status: 403 });
}
target.ws.send(encodeMessage({ type: "command", commandType: "disconnect", id: uuidv4() }));
metrics.recordCommand("disconnect");
logAudit({ timestamp: Date.now(), username: user.username, ip, action: AuditAction.DISCONNECT, targetClientId: targetId, success: true });
} else if (action === "reconnect") {
try {
requirePermission(user, "clients:reconnect");
requireFeatureAccess(user, "reconnect");
} catch (error) {
if (error instanceof Response) return error;
return new Response("Forbidden", { status: 403 });
}
target.ws.send(encodeMessage({ type: "command", commandType: "reconnect", id: uuidv4() }));
metrics.recordCommand("reconnect");
logAudit({ timestamp: Date.now(), username: user.username, ip, action: AuditAction.RECONNECT, targetClientId: targetId, success: true });
} else if (action === "screenshot") {
target.ws.send(encodeMessage({ type: "command", commandType: "screenshot", id: uuidv4(), payload: { mode: "notification", allDisplays: true } }));
metrics.recordCommand("screenshot");
logAudit({ timestamp: Date.now(), username: user.username, ip, action: AuditAction.SCREENSHOT, targetClientId: targetId, success: true });
} else if (action === "desktop_start") {
target.ws.send(encodeMessage({ type: "command", commandType: "desktop_start", id: uuidv4() }));
metrics.recordCommand("desktop_start");
} else if (action === "script_exec") {
const scriptContent = body?.script || "";
const scriptType = body?.scriptType || "powershell";
const cmdId = uuidv4();
const resultPromise = new Promise((resolve, reject) => {
const timeout = setTimeout(() => {
deps.pendingScripts.delete(cmdId);
reject(new Error("Script execution timed out after 5 minutes"));
}, 5 * 60 * 1000);
deps.pendingScripts.set(cmdId, { resolve, reject, timeout, clientId: targetId });
});
target.ws.send(encodeMessage({ type: "command", commandType: "script_exec", id: cmdId, payload: { script: scriptContent, type: scriptType } }));
metrics.recordCommand("script_exec");
logAudit({ timestamp: Date.now(), username: user.username, ip, action: AuditAction.SCRIPT_EXECUTE, targetClientId: targetId, success: true, details: `script_exec (${scriptType})` });
try {
const result = await resultPromise;
return Response.json(result);
} catch (error: any) {
return Response.json({ ok: false, error: error.message }, { status: 500 });
}
} else if (action === "voice_capabilities") {
const cmdId = uuidv4();
const replyPromise: Promise<{ ok: boolean; message?: string }> = new Promise((resolve, reject) => {
const timeout = setTimeout(() => {
deps.pendingCommandReplies.delete(cmdId);
reject(new Error("Voice capability probe timed out"));
}, 30_000);
deps.pendingCommandReplies.set(cmdId, { resolve, reject, timeout, clientId: targetId });
});
target.ws.send(encodeMessage({ type: "command", commandType: "voice_capabilities", id: cmdId }));
try {
const result = await replyPromise;
let caps: any = null;
if (result.message) {
try { caps = JSON.parse(result.message); } catch { caps = null; }
}
return Response.json({ ok: result.ok, capabilities: caps, response: result.message || "" }, { headers: deps.CORS_HEADERS });
} catch (error: any) {
return Response.json({ ok: false, error: error.message || "Voice capability probe failed" }, { status: 504 });
}
} else if (action === "silent_exec") {
try {
requirePermission(user, "clients:silent-exec");
} catch (error) {
if (error instanceof Response) return error;
return new Response("Forbidden", { status: 403 });
}
const command = typeof body?.command === "string" ? body.command.trim() : "";
const args = typeof body?.args === "string" ? body.args : "";
const cwd = typeof body?.cwd === "string" ? body.cwd : "";
if (!command) return new Response("Bad request", { status: 400 });
const cmdId = uuidv4();
target.ws.send(encodeMessage({ type: "command", commandType: "silent_exec", id: cmdId, payload: { command, args, cwd } }));
metrics.recordCommand("silent_exec");
logAudit({ timestamp: Date.now(), username: user.username, ip, action: AuditAction.SILENT_EXECUTE, targetClientId: targetId, success: true, details: JSON.stringify({ command, args, cwd }) });
} else if (action === "uninstall") {
try {
requirePermission(user, "clients:uninstall");
requireFeatureAccess(user, "uninstall");
} catch (error) {
if (error instanceof Response) return error;
return new Response("Forbidden", { status: 403 });
}
target.ws.send(encodeMessage({ type: "command", commandType: "uninstall", id: uuidv4() }));
metrics.recordCommand("uninstall");
clientManager.deleteClient(targetId);
deleteClientRow(targetId);
clearThumbnail(targetId);
logAudit({ timestamp: Date.now(), username: user.username, ip, action: AuditAction.UNINSTALL, targetClientId: targetId, details: "Agent uninstall requested - persistence will be removed", success: true });
} else if (action === "elevate") {
try {
requirePermission(user, "clients:elevate");
} catch (error) {
if (error instanceof Response) return error;
return new Response("Forbidden", { status: 403 });
}
const password = typeof body?.password === "string" ? body.password : "";
const cmdId = uuidv4();
const replyPromise: Promise<{ ok: boolean; message?: string }> = new Promise((resolve, reject) => {
const timeout = setTimeout(() => {
deps.pendingCommandReplies.delete(cmdId);
reject(new Error("Elevation timed out"));
}, 30_000);
deps.pendingCommandReplies.set(cmdId, { resolve, reject, timeout, clientId: targetId });
});
target.ws.send(encodeMessage({ type: "command", commandType: "elevate", id: cmdId, payload: { password } }));
metrics.recordCommand("elevate");
logAudit({ timestamp: Date.now(), username: user.username, ip, action: AuditAction.COMMAND, targetClientId: targetId, success: true, details: "elevate" });
try {
const result = await replyPromise;
return Response.json({ ok: result.ok, message: result.message || "" }, { headers: deps.CORS_HEADERS });
} catch (error: any) {
return Response.json({ ok: false, error: error.message || "Elevation failed" }, { status: 504 });
}
} else {
success = false;
return new Response("Bad request", { status: 400 });
}
logAudit({ timestamp: Date.now(), username: user.username, ip, action: AuditAction.COMMAND, targetClientId: targetId, details: action, success });
return Response.json({ ok: true });
} catch (error) {
logAudit({ timestamp: Date.now(), username: user.username, ip, action: AuditAction.COMMAND, targetClientId: targetId, success: false, errorMessage: String(error) });
return new Response("Bad request", { status: 400 });
}
}