890 lines
28 KiB
TypeScript
890 lines
28 KiB
TypeScript
import { constants } from 'node:fs';
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import { access, chmod, copyFile, mkdir, readFile, writeFile } from 'node:fs/promises';
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import { homedir, hostname } from 'node:os';
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import { dirname, join, resolve } from 'node:path';
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import { fileURLToPath } from 'node:url';
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import { spawn } from 'node:child_process';
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import type { Command } from 'commander';
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import YAML from 'yaml';
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export interface CommandResult {
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stdout: string;
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stderr: string;
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exitCode: number;
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}
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export type CommandRunner = (command: string, args: string[]) => Promise<CommandResult>;
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export interface FleetCommandDeps {
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runner?: CommandRunner;
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mosaicHome?: string;
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frameworkRoot?: string;
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}
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interface RawFleetRoster {
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version?: unknown;
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transport?: unknown;
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tmux?: {
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socket_name?: unknown;
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socketName?: unknown;
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holder_session?: unknown;
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holderSession?: unknown;
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};
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defaults?: {
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working_directory?: unknown;
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workingDirectory?: unknown;
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};
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runtimes?: Record<string, { reset_command?: unknown; resetCommand?: unknown }>;
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agents?: Array<{
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name?: unknown;
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runtime?: unknown;
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class?: unknown;
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working_directory?: unknown;
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workingDirectory?: unknown;
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model_hint?: unknown;
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modelHint?: unknown;
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persistent_persona?: unknown;
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persistentPersona?: unknown;
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reset_between_tasks?: unknown;
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resetBetweenTasks?: unknown;
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kickstart_template?: unknown;
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kickstartTemplate?: unknown;
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}>;
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}
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export interface FleetAgent {
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name: string;
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runtime: string;
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className: string;
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workingDirectory?: string;
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modelHint?: string;
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persistentPersona?: boolean | string;
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resetBetweenTasks?: boolean;
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kickstartTemplate?: string;
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}
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export interface FleetRoster {
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version: 1;
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transport: 'tmux';
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tmux: {
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socketName: string;
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holderSession: string;
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};
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defaults: {
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workingDirectory: string;
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};
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runtimes: Record<string, { resetCommand: string }>;
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agents: FleetAgent[];
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}
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export interface FleetPaths {
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mosaicHome: string;
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rosterPath: string;
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toolsDir: string;
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fleetToolsDir: string;
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tmuxToolsDir: string;
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systemdUserDir: string;
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agentEnvDir: string;
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}
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type FleetServiceAction = 'start' | 'stop' | 'restart' | 'status';
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const DEFAULT_SOCKET_NAME = 'mosaic-factory';
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const DEFAULT_HOLDER_SESSION = '_holder';
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const DEFAULT_WORKING_DIRECTORY = '~/src';
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const DEFAULT_RUNTIME_RESETS: Record<string, { resetCommand: string }> = {
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claude: { resetCommand: '/clear' },
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codex: { resetCommand: '/clear' },
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opencode: { resetCommand: '/clear' },
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pi: { resetCommand: '/new' },
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};
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export function resolveFleetPaths(mosaicHome = defaultMosaicHome()): FleetPaths {
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return {
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mosaicHome,
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rosterPath: join(mosaicHome, 'fleet', 'roster.yaml'),
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toolsDir: join(mosaicHome, 'tools'),
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fleetToolsDir: join(mosaicHome, 'tools', 'fleet'),
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tmuxToolsDir: join(mosaicHome, 'tools', 'tmux'),
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systemdUserDir: join(homedir(), '.config', 'systemd', 'user'),
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agentEnvDir: join(mosaicHome, 'fleet', 'agents'),
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};
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}
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function defaultMosaicHome(): string {
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return join(homedir(), '.config', 'mosaic');
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}
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function assertDefaultMosaicHomeForSystemd(mosaicHome: string): void {
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if (resolve(mosaicHome) !== resolve(defaultMosaicHome())) {
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throw new Error(
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`install-systemd only supports the default Mosaic home (${defaultMosaicHome()}) because the user systemd units use %h/.config/mosaic paths.`,
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);
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}
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}
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export async function loadFleetRoster(path: string): Promise<FleetRoster> {
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const rawText = await readFile(path, 'utf8');
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const parsed = parseRosterText(rawText, path);
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return normalizeRoster(parsed);
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}
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export function getRosterAgent(roster: FleetRoster, name: string): FleetAgent {
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const agent = roster.agents.find((candidate) => candidate.name === name);
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if (!agent) {
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throw new Error(`Agent "${name}" is not in the fleet roster.`);
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}
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return agent;
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}
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export function generateAgentEnv(roster: FleetRoster, agent: FleetAgent): string {
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const workingDirectory = agent.workingDirectory ?? roster.defaults.workingDirectory;
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return [
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`MOSAIC_AGENT_NAME=${shellEnvValue(agent.name)}`,
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`MOSAIC_AGENT_RUNTIME=${shellEnvValue(agent.runtime)}`,
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`MOSAIC_AGENT_WORKDIR=${shellEnvValue(expandHome(workingDirectory))}`,
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`MOSAIC_TMUX_SOCKET=${shellEnvValue(roster.tmux.socketName)}`,
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'',
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].join('\n');
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}
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export function mergeAgentEnv(generatedEnv: string, existingEnv?: string): string {
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if (!existingEnv?.trim()) {
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return generatedEnv;
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}
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const generatedKeys = new Set(
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generatedEnv
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.split('\n')
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.map((line) => line.match(/^([A-Za-z_][A-Za-z0-9_]*)=/)?.[1])
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.filter((key): key is string => key !== undefined),
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);
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const preservedLines = existingEnv.split('\n').filter((line) => {
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if (!line.trim()) {
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return false;
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}
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const key = line.match(/^([A-Za-z_][A-Za-z0-9_]*)=/)?.[1];
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return key === undefined || !generatedKeys.has(key);
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});
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if (preservedLines.length === 0) {
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return generatedEnv;
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}
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return [generatedEnv.trimEnd(), ...preservedLines, ''].join('\n');
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}
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export function buildFleetServiceCommand(action: FleetServiceAction, agentName?: string): string[] {
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const service = agentName ? `mosaic-agent@${agentName}.service` : 'mosaic-tmux-holder.service';
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return ['systemctl', '--user', action, service];
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}
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export function buildAgentSendCommand(
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paths: FleetPaths,
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agentName: string,
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message: string,
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socketName = DEFAULT_SOCKET_NAME,
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sourceLabel = getDefaultOperatorSourceLabel(),
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): string[] {
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return [
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join(paths.tmuxToolsDir, 'agent-send.sh'),
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'-L',
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socketName,
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'-S',
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sourceLabel,
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'-s',
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agentName,
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'-m',
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message,
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];
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}
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export function getDefaultOperatorSourceLabel(): string {
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const shortHostname = hostname().split('.')[0] || 'localhost';
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return `${shortHostname}:operator`;
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}
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export function buildAgentResetCommand(
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paths: FleetPaths,
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agentName: string,
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resetCommand: string,
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socketName = DEFAULT_SOCKET_NAME,
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): string[] {
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return [
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join(paths.tmuxToolsDir, 'send-message.sh'),
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'-L',
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socketName,
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'-t',
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`=${agentName}`,
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'-m',
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resetCommand,
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];
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}
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export function buildAgentTailCommand(
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agentName: string,
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lines: number,
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socketName = DEFAULT_SOCKET_NAME,
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): string[] {
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return [
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'tmux',
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'-L',
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socketName,
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'capture-pane',
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'-t',
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`=${agentName}:0.0`,
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'-p',
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'-S',
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`-${lines}`,
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];
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}
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export function registerFleetCommand(program: Command, deps: FleetCommandDeps = {}): Command {
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const runner = deps.runner ?? runCommand;
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const paths = resolveFleetPaths(deps.mosaicHome);
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const frameworkRoot = deps.frameworkRoot ?? resolveFrameworkRoot();
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const cmd = program
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.command('fleet')
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.description('Manage the local Mosaic tmux fleet canary')
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.option('--mosaic-home <path>', 'Mosaic home directory', paths.mosaicHome)
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.option('--roster <path>', 'Fleet roster path');
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cmd
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.command('init')
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.description('Initialize a local fleet roster')
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.option('--profile <name>', 'Roster profile: minimal or local-canary', 'minimal')
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.option('--write', 'Write the roster to Mosaic home')
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.option('--force', 'Overwrite an existing roster when used with --write')
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.action(async (opts: { profile: string; write?: boolean; force?: boolean }) => {
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const commandOpts = cmd.opts<{ mosaicHome: string; roster?: string }>();
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const activePaths = resolveFleetPaths(commandOpts.mosaicHome);
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const profile = parseInitProfile(opts.profile);
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const source = join(frameworkRoot, 'fleet', 'examples', `${profile}.yaml`);
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const content = await readFile(source, 'utf8');
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if (!opts.write) {
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console.log(content.trimEnd());
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return;
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}
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const destination = commandOpts.roster ?? activePaths.rosterPath;
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if (!opts.force && (await canRead(destination))) {
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throw new Error(
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`Fleet roster already exists: ${destination}. Re-run with --force to overwrite.`,
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);
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}
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await mkdir(dirname(destination), { recursive: true });
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await writeFile(destination, content);
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console.log(`Wrote fleet roster: ${destination}`);
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});
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cmd
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.command('install')
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.description('Install local fleet tools and user systemd units')
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.action(async () => installFleet(cmd, frameworkRoot));
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cmd
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.command('install-systemd')
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.description('Install local fleet tools and user systemd units')
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.action(async () => installFleet(cmd, frameworkRoot));
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for (const action of ['start', 'stop', 'restart'] as const) {
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cmd
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.command(`${action} [agent]`)
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.description(`${action} the fleet holder or one agent`)
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.action(async (agent?: string) => {
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const roster = await loadRosterForCommand(cmd);
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if (agent) {
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getRosterAgent(roster, agent);
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await runChecked(runner, buildFleetServiceCommand(action, agent));
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return;
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}
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if (action === 'stop') {
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await stopFleetBestEffort(
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runner,
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roster.agents.map((rosterAgent) => rosterAgent.name),
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);
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return;
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}
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await runChecked(runner, buildFleetServiceCommand(action));
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for (const rosterAgent of roster.agents) {
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await runChecked(runner, buildFleetServiceCommand(action, rosterAgent.name));
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}
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});
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}
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cmd
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.command('status [agent]')
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.description('Show fleet holder or agent systemd status')
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.option('--json', 'Print JSON status')
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.action(async (agent: string | undefined, opts: { json?: boolean }) => {
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if (agent) {
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const roster = await loadRosterForCommand(cmd);
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getRosterAgent(roster, agent);
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}
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const result = await runner(...splitCommand(buildFleetServiceCommand('status', agent)));
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if (opts.json) {
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console.log(
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JSON.stringify({
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exitCode: result.exitCode,
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stdout: result.stdout,
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stderr: result.stderr,
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}),
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);
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setExitCodeFromResult(result);
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return;
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}
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writeCommandOutput(result);
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});
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cmd
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.command('verify')
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.description('Verify the local canary holder and roster sessions on the isolated socket')
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.action(async () => {
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const roster = await loadRosterForCommand(cmd);
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const socketName = roster.tmux.socketName;
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await runChecked(runner, [
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'tmux',
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'-L',
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socketName,
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'has-session',
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'-t',
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`=${roster.tmux.holderSession}:0.0`,
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]);
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for (const agent of roster.agents) {
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await runChecked(runner, [
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'tmux',
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'-L',
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socketName,
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'has-session',
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'-t',
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`=${agent.name}:0.0`,
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]);
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}
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console.log(`Verified fleet on tmux socket ${socketName}.`);
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});
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return cmd;
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}
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export function registerFleetAgentCommands(
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agentCommand: Command,
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deps: FleetCommandDeps = {},
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): void {
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const runner = deps.runner ?? runCommand;
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agentCommand
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.command('roster')
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.description('List agents from the local fleet roster')
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.option('--json', 'Print JSON')
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.action(async (opts: { json?: boolean }) => {
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const roster = await loadRosterFromAgentCommand(agentCommand, deps.mosaicHome);
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if (opts.json) {
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console.log(JSON.stringify(roster, null, 2));
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return;
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}
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for (const agent of roster.agents) {
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console.log(`${agent.name}\t${agent.runtime}\t${agent.className}`);
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}
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});
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agentCommand
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.command('status [agent]')
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.description('Show tmux status for the local fleet or one agent')
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.option('--json', 'Print JSON')
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.action(async (agent: string | undefined, opts: { json?: boolean }) => {
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const roster = await loadRosterFromAgentCommand(agentCommand, deps.mosaicHome);
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if (agent) {
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getRosterAgent(roster, agent);
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}
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const command = agent
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? ['tmux', '-L', roster.tmux.socketName, 'has-session', '-t', `=${agent}:0.0`]
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: ['tmux', '-L', roster.tmux.socketName, 'ls'];
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const result = await runner(...splitCommand(command));
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if (opts.json) {
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console.log(
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JSON.stringify({
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exitCode: result.exitCode,
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stdout: result.stdout,
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stderr: result.stderr,
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}),
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);
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setExitCodeFromResult(result);
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return;
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}
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writeCommandOutput(result);
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});
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agentCommand
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.command('send <agent>')
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.description('Send a message to a local fleet agent')
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.requiredOption('--message <text>', 'Message text')
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.option('--source-label <label>', 'Source label for the message preamble')
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.option('--source <label>', 'Alias for --source-label')
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.action(
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async (agent: string, opts: { message: string; sourceLabel?: string; source?: string }) => {
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const roster = await loadRosterFromAgentCommand(agentCommand, deps.mosaicHome);
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getRosterAgent(roster, agent);
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const paths = resolveFleetPaths(
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resolveMosaicHomeFromCommand(agentCommand, deps.mosaicHome),
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);
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const sourceLabel = opts.sourceLabel ?? opts.source ?? getDefaultOperatorSourceLabel();
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await runChecked(
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runner,
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buildAgentSendCommand(paths, agent, opts.message, roster.tmux.socketName, sourceLabel),
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);
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},
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);
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agentCommand
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.command('reset <agent>')
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.description('Reset a local fleet agent by sending the runtime reset command')
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.option('--clear', 'Send /clear')
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.option('--new', 'Send /new')
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.action(async (agent: string, opts: { clear?: boolean; new?: boolean }) => {
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const roster = await loadRosterFromAgentCommand(agentCommand, deps.mosaicHome);
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const rosterAgent = getRosterAgent(roster, agent);
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const paths = resolveFleetPaths(resolveMosaicHomeFromCommand(agentCommand, deps.mosaicHome));
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const resetCommand = opts.clear
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? '/clear'
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: opts.new
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? '/new'
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: (roster.runtimes[rosterAgent.runtime]?.resetCommand ?? '/clear');
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await runChecked(
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runner,
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buildAgentResetCommand(paths, agent, resetCommand, roster.tmux.socketName),
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);
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});
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agentCommand
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.command('tail <agent>')
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.description('Print recent pane output for a local fleet agent')
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.option('-n, --lines <number>', 'Number of pane history lines', '80')
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.action(async (agent: string, opts: { lines: string }) => {
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const roster = await loadRosterFromAgentCommand(agentCommand, deps.mosaicHome);
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getRosterAgent(roster, agent);
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const lines = Number.parseInt(opts.lines, 10);
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const result = await runner(
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...splitCommand(
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buildAgentTailCommand(agent, Number.isFinite(lines) ? lines : 80, roster.tmux.socketName),
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),
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);
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writeCommandOutput(result);
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});
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}
|
|
|
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async function installFleet(cmd: Command, frameworkRoot: string): Promise<void> {
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const activePaths = resolveFleetPaths(cmd.opts<{ mosaicHome: string }>().mosaicHome);
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assertDefaultMosaicHomeForSystemd(activePaths.mosaicHome);
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const roster = await loadRosterForCommand(cmd);
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await mkdir(activePaths.fleetToolsDir, { recursive: true });
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await mkdir(activePaths.tmuxToolsDir, { recursive: true });
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await mkdir(activePaths.systemdUserDir, { recursive: true });
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await mkdir(activePaths.agentEnvDir, { recursive: true });
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const startAgentSessionPath = join(activePaths.fleetToolsDir, 'start-agent-session.sh');
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const sendMessagePath = join(activePaths.tmuxToolsDir, 'send-message.sh');
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const agentSendPath = join(activePaths.tmuxToolsDir, 'agent-send.sh');
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const executableToolPaths = [startAgentSessionPath, sendMessagePath, agentSendPath];
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await copyFile(
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join(frameworkRoot, 'tools', 'fleet', 'start-agent-session.sh'),
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startAgentSessionPath,
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);
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await copyFile(join(frameworkRoot, 'tools', 'tmux', 'send-message.sh'), sendMessagePath);
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await copyFile(join(frameworkRoot, 'tools', 'tmux', 'agent-send.sh'), agentSendPath);
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for (const toolPath of executableToolPaths) {
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await chmod(toolPath, 0o755);
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}
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await copyFile(
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join(frameworkRoot, 'systemd', 'user', 'mosaic-tmux-holder.service'),
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join(activePaths.systemdUserDir, 'mosaic-tmux-holder.service'),
|
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);
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await copyFile(
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join(frameworkRoot, 'systemd', 'user', 'mosaic-agent@.service'),
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join(activePaths.systemdUserDir, 'mosaic-agent@.service'),
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);
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|
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for (const agent of roster.agents) {
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const envPath = join(activePaths.agentEnvDir, `${agent.name}.env`);
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const existingEnv = (await canRead(envPath)) ? await readFile(envPath, 'utf8') : undefined;
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await writeFile(envPath, mergeAgentEnv(generateAgentEnv(roster, agent), existingEnv));
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}
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|
|
console.log(`Installed fleet files for ${roster.agents.length} agent(s).`);
|
|
}
|
|
|
|
async function loadRosterForCommand(cmd: Command): Promise<FleetRoster> {
|
|
const opts = cmd.opts<{ mosaicHome: string; roster?: string }>();
|
|
return loadFleetRoster(await resolveRosterPath(opts.mosaicHome, opts.roster));
|
|
}
|
|
|
|
async function loadRosterFromAgentCommand(
|
|
command: Command,
|
|
mosaicHomeOverride?: string,
|
|
): Promise<FleetRoster> {
|
|
const opts = command.optsWithGlobals<{ mosaicHome?: string; roster?: string }>();
|
|
const mosaicHome = opts.mosaicHome ?? mosaicHomeOverride ?? defaultMosaicHome();
|
|
return loadFleetRoster(await resolveRosterPath(mosaicHome, opts.roster));
|
|
}
|
|
|
|
function resolveMosaicHomeFromCommand(command: Command, override?: string): string {
|
|
const opts = command.optsWithGlobals<{ mosaicHome?: string }>();
|
|
return opts.mosaicHome ?? override ?? defaultMosaicHome();
|
|
}
|
|
|
|
function parseRosterText(text: string, path: string): RawFleetRoster {
|
|
const trimmed = text.trim();
|
|
if (path.endsWith('.json')) {
|
|
return JSON.parse(trimmed) as RawFleetRoster;
|
|
}
|
|
return YAML.parse(trimmed) as RawFleetRoster;
|
|
}
|
|
|
|
function normalizeRoster(raw: RawFleetRoster): FleetRoster {
|
|
assertObject(raw, 'Fleet roster');
|
|
assertKnownKeys(raw, 'Fleet roster', [
|
|
'version',
|
|
'transport',
|
|
'tmux',
|
|
'defaults',
|
|
'runtimes',
|
|
'agents',
|
|
]);
|
|
if (raw.tmux !== undefined) {
|
|
assertObject(raw.tmux, 'Fleet roster tmux');
|
|
assertKnownKeys(raw.tmux, 'Fleet roster tmux', [
|
|
'socket_name',
|
|
'socketName',
|
|
'holder_session',
|
|
'holderSession',
|
|
]);
|
|
}
|
|
if (raw.defaults !== undefined) {
|
|
assertObject(raw.defaults, 'Fleet roster defaults');
|
|
assertKnownKeys(raw.defaults, 'Fleet roster defaults', [
|
|
'working_directory',
|
|
'workingDirectory',
|
|
]);
|
|
}
|
|
if (raw.runtimes !== undefined) {
|
|
assertObject(raw.runtimes, 'Fleet roster runtimes');
|
|
for (const [runtime, config] of Object.entries(raw.runtimes)) {
|
|
assertObject(config, `Fleet roster runtime "${runtime}"`);
|
|
assertKnownKeys(config, `Fleet roster runtime "${runtime}"`, [
|
|
'reset_command',
|
|
'resetCommand',
|
|
]);
|
|
}
|
|
}
|
|
if (raw.version !== 1) {
|
|
throw new Error('Fleet roster version must be 1.');
|
|
}
|
|
if (raw.transport !== 'tmux') {
|
|
throw new Error('Fleet roster transport must be "tmux".');
|
|
}
|
|
if (!Array.isArray(raw.agents) || raw.agents.length === 0) {
|
|
throw new Error('Fleet roster must define at least one agent.');
|
|
}
|
|
|
|
const agents = raw.agents.map(normalizeAgent);
|
|
assertUniqueAgentNames(agents);
|
|
|
|
return {
|
|
version: 1,
|
|
transport: 'tmux',
|
|
tmux: {
|
|
socketName: stringValue(
|
|
raw.tmux?.socket_name ?? raw.tmux?.socketName,
|
|
DEFAULT_SOCKET_NAME,
|
|
'Fleet roster tmux socket_name',
|
|
),
|
|
holderSession: stringValue(
|
|
raw.tmux?.holder_session ?? raw.tmux?.holderSession,
|
|
DEFAULT_HOLDER_SESSION,
|
|
'Fleet roster tmux holder_session',
|
|
),
|
|
},
|
|
defaults: {
|
|
workingDirectory: stringValue(
|
|
raw.defaults?.working_directory ?? raw.defaults?.workingDirectory,
|
|
DEFAULT_WORKING_DIRECTORY,
|
|
'Fleet roster defaults working_directory',
|
|
),
|
|
},
|
|
runtimes: normalizeRuntimes(raw.runtimes as RawFleetRoster['runtimes']),
|
|
agents,
|
|
};
|
|
}
|
|
|
|
function normalizeAgent(raw: NonNullable<RawFleetRoster['agents']>[number]): FleetAgent {
|
|
assertObject(raw, 'Fleet roster agent');
|
|
assertKnownKeys(raw, 'Fleet roster agent', [
|
|
'name',
|
|
'runtime',
|
|
'class',
|
|
'working_directory',
|
|
'workingDirectory',
|
|
'model_hint',
|
|
'modelHint',
|
|
'persistent_persona',
|
|
'persistentPersona',
|
|
'reset_between_tasks',
|
|
'resetBetweenTasks',
|
|
'kickstart_template',
|
|
'kickstartTemplate',
|
|
]);
|
|
const name = stringValue(raw.name, '', 'Fleet roster agent name');
|
|
const runtime = stringValue(
|
|
raw.runtime,
|
|
'',
|
|
`Fleet roster agent "${name || '<unknown>'}" runtime`,
|
|
);
|
|
if (!name || !/^[A-Za-z0-9_.-]+$/.test(name)) {
|
|
throw new Error(`Invalid fleet agent name: ${name || '<empty>'}`);
|
|
}
|
|
if (!runtime) {
|
|
throw new Error(`Fleet agent "${name}" must define a runtime.`);
|
|
}
|
|
return {
|
|
name,
|
|
runtime,
|
|
className: stringValue(raw.class, 'worker', `Fleet roster agent "${name}" class`),
|
|
workingDirectory: optionalString(
|
|
raw.working_directory ?? raw.workingDirectory,
|
|
`Fleet roster agent "${name}" working_directory`,
|
|
),
|
|
modelHint: optionalString(
|
|
raw.model_hint ?? raw.modelHint,
|
|
`Fleet roster agent "${name}" model_hint`,
|
|
),
|
|
persistentPersona: optionalBooleanOrString(
|
|
raw.persistent_persona ?? raw.persistentPersona,
|
|
`Fleet roster agent "${name}" persistent_persona`,
|
|
),
|
|
resetBetweenTasks: optionalBoolean(
|
|
raw.reset_between_tasks ?? raw.resetBetweenTasks,
|
|
`Fleet roster agent "${name}" reset_between_tasks`,
|
|
),
|
|
kickstartTemplate: optionalString(
|
|
raw.kickstart_template ?? raw.kickstartTemplate,
|
|
`Fleet roster agent "${name}" kickstart_template`,
|
|
),
|
|
};
|
|
}
|
|
|
|
function normalizeRuntimes(
|
|
raw: RawFleetRoster['runtimes'] | undefined,
|
|
): Record<string, { resetCommand: string }> {
|
|
const result: Record<string, { resetCommand: string }> = { ...DEFAULT_RUNTIME_RESETS };
|
|
for (const [runtime, config] of Object.entries(raw ?? {})) {
|
|
result[runtime] = {
|
|
resetCommand: stringValue(
|
|
config.reset_command ?? config.resetCommand,
|
|
'/clear',
|
|
`Fleet roster runtime "${runtime}" reset_command`,
|
|
),
|
|
};
|
|
}
|
|
return result;
|
|
}
|
|
|
|
function assertObject(value: unknown, label: string): asserts value is Record<string, unknown> {
|
|
if (!value || typeof value !== 'object' || Array.isArray(value)) {
|
|
throw new Error(`${label} must be an object.`);
|
|
}
|
|
}
|
|
|
|
function assertKnownKeys(
|
|
value: Record<string, unknown>,
|
|
label: string,
|
|
allowedKeys: readonly string[],
|
|
): void {
|
|
const allowed = new Set(allowedKeys);
|
|
const unknownKeys = Object.keys(value).filter((key) => !allowed.has(key));
|
|
if (unknownKeys.length > 0) {
|
|
throw new Error(`${label} has unknown field(s): ${unknownKeys.join(', ')}.`);
|
|
}
|
|
}
|
|
|
|
function assertUniqueAgentNames(agents: FleetAgent[]): void {
|
|
const seen = new Set<string>();
|
|
for (const agent of agents) {
|
|
if (seen.has(agent.name)) {
|
|
throw new Error(`Fleet roster has duplicate agent name: ${agent.name}.`);
|
|
}
|
|
seen.add(agent.name);
|
|
}
|
|
}
|
|
|
|
function stringValue(value: unknown, fallback = '', label = 'Value'): string {
|
|
if (value === undefined) {
|
|
return fallback;
|
|
}
|
|
if (typeof value !== 'string') {
|
|
throw new Error(`${label} must be a string.`);
|
|
}
|
|
return value;
|
|
}
|
|
|
|
function optionalString(value: unknown, label = 'Value'): string | undefined {
|
|
if (value === undefined) {
|
|
return undefined;
|
|
}
|
|
if (typeof value !== 'string') {
|
|
throw new Error(`${label} must be a string.`);
|
|
}
|
|
return value;
|
|
}
|
|
|
|
function optionalBoolean(value: unknown, label = 'Value'): boolean | undefined {
|
|
if (value === undefined) {
|
|
return undefined;
|
|
}
|
|
if (typeof value !== 'boolean') {
|
|
throw new Error(`${label} must be a boolean.`);
|
|
}
|
|
return value;
|
|
}
|
|
|
|
function optionalBooleanOrString(value: unknown, label = 'Value'): boolean | string | undefined {
|
|
if (value === undefined) {
|
|
return undefined;
|
|
}
|
|
if (typeof value !== 'boolean' && typeof value !== 'string') {
|
|
throw new Error(`${label} must be a boolean or string.`);
|
|
}
|
|
return value;
|
|
}
|
|
|
|
function expandHome(path: string): string {
|
|
return path === '~' || path.startsWith('~/') ? join(homedir(), path.slice(2)) : path;
|
|
}
|
|
|
|
function shellEnvValue(value: string): string {
|
|
if (/^[A-Za-z0-9_./:=@+-]+$/.test(value)) {
|
|
return value;
|
|
}
|
|
return `'${value.replaceAll("'", "'\"'\"'")}'`;
|
|
}
|
|
|
|
async function stopFleetBestEffort(runner: CommandRunner, agentNames: string[]): Promise<void> {
|
|
const failures: string[] = [];
|
|
for (const agentName of agentNames) {
|
|
const command = buildFleetServiceCommand('stop', agentName);
|
|
const result = await runner(...splitCommand(command));
|
|
writeSuccessfulCommandOutput(result);
|
|
if (result.exitCode !== 0) {
|
|
failures.push(result.stderr || result.stdout || `Command failed: ${command.join(' ')}`);
|
|
}
|
|
}
|
|
|
|
const holderCommand = buildFleetServiceCommand('stop');
|
|
const holderResult = await runner(...splitCommand(holderCommand));
|
|
writeSuccessfulCommandOutput(holderResult);
|
|
if (holderResult.exitCode !== 0) {
|
|
failures.push(
|
|
holderResult.stderr || holderResult.stdout || `Command failed: ${holderCommand.join(' ')}`,
|
|
);
|
|
}
|
|
|
|
if (failures.length > 0) {
|
|
throw new Error(
|
|
`Fleet stop completed with ${failures.length} failure(s): ${failures.join('; ')}`,
|
|
);
|
|
}
|
|
}
|
|
|
|
async function runChecked(runner: CommandRunner, command: string[]): Promise<void> {
|
|
const result = await runner(...splitCommand(command));
|
|
if (result.exitCode !== 0) {
|
|
throw new Error(result.stderr || result.stdout || `Command failed: ${command.join(' ')}`);
|
|
}
|
|
if (result.stdout) {
|
|
process.stdout.write(result.stdout);
|
|
}
|
|
}
|
|
|
|
function splitCommand(command: string[]): [string, string[]] {
|
|
const [bin, ...args] = command;
|
|
if (!bin) {
|
|
throw new Error('Cannot run an empty command.');
|
|
}
|
|
return [bin, args];
|
|
}
|
|
|
|
function parseInitProfile(profile: string): 'minimal' | 'local-canary' {
|
|
if (profile === 'minimal' || profile === 'local-canary') {
|
|
return profile;
|
|
}
|
|
throw new Error(`Unsupported fleet profile "${profile}". Use: minimal, local-canary.`);
|
|
}
|
|
|
|
function writeCommandOutput(result: CommandResult): void {
|
|
if (result.stdout) {
|
|
process.stdout.write(result.stdout);
|
|
} else if (result.stderr) {
|
|
process.stderr.write(result.stderr);
|
|
}
|
|
setExitCodeFromResult(result);
|
|
}
|
|
|
|
function writeSuccessfulCommandOutput(result: CommandResult): void {
|
|
if (result.exitCode !== 0) {
|
|
return;
|
|
}
|
|
if (result.stdout) {
|
|
process.stdout.write(result.stdout);
|
|
}
|
|
}
|
|
|
|
function setExitCodeFromResult(result: CommandResult): void {
|
|
if (result.exitCode !== 0) {
|
|
process.exitCode = result.exitCode;
|
|
}
|
|
}
|
|
|
|
function runCommand(command: string, args: string[]): Promise<CommandResult> {
|
|
return new Promise((resolvePromise) => {
|
|
const child = spawn(command, args, { stdio: ['ignore', 'pipe', 'pipe'] });
|
|
let stdout = '';
|
|
let stderr = '';
|
|
child.stdout.on('data', (chunk: Buffer) => {
|
|
stdout += chunk.toString('utf8');
|
|
});
|
|
child.stderr.on('data', (chunk: Buffer) => {
|
|
stderr += chunk.toString('utf8');
|
|
});
|
|
child.on('error', (error) => {
|
|
resolvePromise({ stdout, stderr: error.message, exitCode: 127 });
|
|
});
|
|
child.on('close', (code) => {
|
|
resolvePromise({ stdout, stderr, exitCode: code ?? 1 });
|
|
});
|
|
});
|
|
}
|
|
|
|
function resolveFrameworkRoot(): string {
|
|
const currentFile = fileURLToPath(import.meta.url);
|
|
return resolve(dirname(currentFile), '..', '..', 'framework');
|
|
}
|
|
|
|
async function canRead(path: string): Promise<boolean> {
|
|
try {
|
|
await access(path, constants.R_OK);
|
|
return true;
|
|
} catch {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
export async function resolveRosterPath(
|
|
mosaicHome: string,
|
|
explicitPath?: string,
|
|
): Promise<string> {
|
|
if (explicitPath) {
|
|
return explicitPath;
|
|
}
|
|
const yamlPath = resolveFleetPaths(mosaicHome).rosterPath;
|
|
if (await canRead(yamlPath)) {
|
|
return yamlPath;
|
|
}
|
|
const jsonPath = join(mosaicHome, 'fleet', 'roster.json');
|
|
return jsonPath;
|
|
}
|