Foundry MCP Server

import { exec } from "child_process"; import { promisify } from "util"; import * as path from "path"; import * as os from "os"; const execAsync = promisify(exec); const getBinaryPaths = () => { const homeDir = os.homedir(); const FOUNDRY_BIN = path.join(homeDir, '.foundry', 'bin'); const BIFROST_BIN = path.join(homeDir, '.bifrost', 'bin'); return { castPath: path.join(FOUNDRY_BIN, "cast"), forgePath: path.join(FOUNDRY_BIN, "forge"), anvilPath: path.join(FOUNDRY_BIN, "anvil"), heimdallPath: path.join(BIFROST_BIN, "heimdall"), homeDir }; }; const { castPath, forgePath, anvilPath, heimdallPath, homeDir } = getBinaryPaths(); export const FOUNDRY_PATHS = { castPath, forgePath, anvilPath, heimdallPath, homeDir }; export const FOUNDRY_NOT_INSTALLED_ERROR = "Foundry tools are not installed. Please install Foundry: https://book.getfoundry.sh/getting-started/installation"; export const HEIMDALL_NOT_INSTALLED_ERROR = "Heimdall is not installed. Please install Heimdall: curl -L http://get.heimdall.rs | bash && bifrost"; export async function checkFoundryInstalled(): Promise<boolean> { try { await execAsync(`${forgePath} --version`); return true; } catch (error) { console.error("Foundry tools check failed:", error); return false; } } export async function checkHeimdallInstalled(): Promise<boolean> { try { await execAsync(`${heimdallPath} --version`); return true; } catch (error) { console.error("Heimdall check failed:", error); return false; } } export async function executeCommand(command: string): Promise<{success: boolean, message: string}> { try { const { stdout, stderr } = await execAsync(command); if (stderr && !stdout) { return { success: false, message: stderr }; } return { success: true, message: stdout }; } catch (error) { const errorMessage = error instanceof Error ? error.message : String(error); return { success: false, message: errorMessage }; } }