P2: découverte & reprise des sessions Claude
Arboretum découvre désormais toutes les sessions Claude de la machine (scan ~/.claude/projects + registre ~/.claude/sessions), distingue vivantes/mortes par pid+procStart, et permet de reprendre une morte (--resume dans son cwd d'origine) ou forker une vivante sans la corrompre. - shared: SessionSummary enrichi (source, claudeSessionId, pid, resumable, attachable, registryStatus) — additif, PROTOCOL_VERSION inchangé ; types REST resume/fork. - db: migration id:2 (claude_session_id, resumed_from). - core: jsonl-discovery (parseur tolérant, scan asynchrone non bloquant), session-registry (vivacité pid+procStart), discovery-service (cache + refresh périodique + diff/broadcast), pty-manager (resume/fork + capture du claudeSessionId via le registre). - routes: /sessions/:id/resume (garde-fou 409 anti-corruption sur session vivante) et /fork ; GET fusionné managées + découvertes ; relais WS. - web: badges managed/discovered + busy/idle/waiting, actions conditionnelles (Open/Observe/Kill vs Fork/View vs Resume/Fork), vue read-only des sessions externes, i18n EN/FR. - tests: jsonl-discovery, session-registry, discovery-service + resume/fork (130 verts) ; acceptation E2E acceptance-p2.mjs (sans quota) ALL GREEN. Conforme aux verdicts S1 (resume dans cwd d'origine, vivacité pid+procStart) et S4 (munge cwd, parseur tête+queue, priorité de titre). Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
This commit is contained in:
@@ -6,6 +6,12 @@ export interface SpawnSpec {
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env: NodeJS.ProcessEnv;
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}
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export interface SpawnOptions {
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command: 'claude' | 'bash';
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/** reprise d'une session existante (P2) : `--resume <id>`, `--fork-session` si fork. */
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resume?: { claudeSessionId: string; fork?: boolean };
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}
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let cachedClaudeBin: string | null = null;
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export function resolveClaudeBin(): string {
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@@ -21,14 +27,20 @@ export function resolveClaudeBin(): string {
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}
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/** Module volontairement abstrait : le plan B « BYO API key / Agent SDK » se brancherait ici. */
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export function buildSpawnSpec(command: 'claude' | 'bash'): SpawnSpec {
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export function buildSpawnSpec(opts: SpawnOptions): SpawnSpec {
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const env: NodeJS.ProcessEnv = {
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...process.env,
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TERM: 'xterm-256color',
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COLORTERM: 'truecolor',
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};
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if (command === 'bash') {
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if (opts.command === 'bash') {
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return { file: 'bash', args: ['--norc'], env };
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}
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return { file: resolveClaudeBin(), args: [], env };
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const args: string[] = [];
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if (opts.resume) {
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// `--resume` doit toujours s'exécuter dans le cwd d'origine (garanti par l'appelant — spike S1).
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args.push('--resume', opts.resume.claudeSessionId);
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if (opts.resume.fork) args.push('--fork-session');
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}
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return { file: resolveClaudeBin(), args, env };
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}
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137
packages/server/src/core/discovery-service.ts
Normal file
137
packages/server/src/core/discovery-service.ts
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@@ -0,0 +1,137 @@
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// Service de découverte : second producteur de SessionSummary (à côté du PtyManager).
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// Scanne ~/.claude/projects (JSONL) + ~/.claude/sessions (registre), corrèle par claudeSessionId,
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// calcule la vivacité, met en cache et notifie les changements. Lecture seule du disque.
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import { EventEmitter } from 'node:events';
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import { homedir } from 'node:os';
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import { join } from 'node:path';
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import type { SessionSummary } from '@arboretum/shared';
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import { scanProjects, type DiscoveredJsonl } from './jsonl-discovery.js';
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import { readRegistry, type RegistryEntry } from './session-registry.js';
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import type { PtyManager } from './pty-manager.js';
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const DEFAULT_REFRESH_MS = 10_000;
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export interface DiscoveryServiceEvents {
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/** session découverte nouvelle ou modifiée (relayée en session_update par la gateway). */
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discovery_update: [SessionSummary];
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}
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export interface DiscoveryOptions {
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ptyManager: PtyManager;
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projectsDir?: string;
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sessionsDir?: string;
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refreshMs?: number;
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}
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export class DiscoveryService extends EventEmitter<DiscoveryServiceEvents> {
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private readonly projectsDir: string;
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private readonly sessionsDir: string;
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private readonly ptyManager: PtyManager;
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private readonly refreshMs: number;
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private timer: NodeJS.Timeout | null = null;
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private cache: SessionSummary[] = [];
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private byId = new Map<string, DiscoveredJsonl>();
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private prevJson = new Map<string, string>();
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constructor(opts: DiscoveryOptions) {
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super();
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this.ptyManager = opts.ptyManager;
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this.projectsDir = opts.projectsDir ?? join(homedir(), '.claude', 'projects');
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this.sessionsDir = opts.sessionsDir ?? join(homedir(), '.claude', 'sessions');
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this.refreshMs = opts.refreshMs ?? DEFAULT_REFRESH_MS;
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}
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start(): void {
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if (this.timer) return;
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void this.refresh(); // premier scan asynchrone : ne bloque pas le boot
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this.timer = setInterval(() => void this.refresh(), this.refreshMs);
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this.timer.unref(); // ne maintient pas le process en vie
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}
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stop(): void {
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if (this.timer) {
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clearInterval(this.timer);
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this.timer = null;
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}
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}
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/** Cache courant (jamais de scan synchrone dans le chemin chaud). */
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list(): SessionSummary[] {
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return this.cache;
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}
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/** Session découverte (avec son cwd d'origine lu sur disque) — pour resume/fork. null si absente. */
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getDiscovered(claudeSessionId: string): DiscoveredJsonl | null {
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return this.byId.get(claudeSessionId) ?? null;
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}
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/**
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* Vivacité FRAÎCHE d'une session (relit le registre, ne se fie pas au cache) — garde-fou
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* anti-corruption : la route /resume doit refuser une session devenue vivante depuis le dernier scan.
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*/
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isClaudeSessionLive(claudeSessionId: string): boolean {
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const entry = readRegistry(this.sessionsDir).find((r) => r.claudeSessionId === claudeSessionId);
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return entry?.live ?? false;
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}
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/** Recalcule le cache depuis le disque. Tolérant : ne lève jamais. */
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async refresh(): Promise<void> {
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const regBySid = new Map<string, RegistryEntry>();
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for (const r of readRegistry(this.sessionsDir)) {
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if (r.claudeSessionId) regBySid.set(r.claudeSessionId, r);
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}
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const known = this.ptyManager.knownClaudeSessionIds();
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// Dédoublonnage des JSONL par claudeSessionId (on retient le plus récent).
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const latest = new Map<string, DiscoveredJsonl>();
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for (const d of await scanProjects(this.projectsDir)) {
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const prev = latest.get(d.claudeSessionId);
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if (!prev || d.mtimeMs > prev.mtimeMs) latest.set(d.claudeSessionId, d);
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}
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const summaries: SessionSummary[] = [];
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const byId = new Map<string, DiscoveredJsonl>();
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for (const d of latest.values()) {
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if (known.has(d.claudeSessionId)) continue; // déjà gérée comme session managée
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byId.set(d.claudeSessionId, d);
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const r = regBySid.get(d.claudeSessionId);
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const live = r?.live ?? false;
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summaries.push({
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id: d.claudeSessionId, // les découvertes s'identifient par leur claudeSessionId
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cwd: d.cwd,
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command: 'claude',
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title: d.title,
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status: live ? 'running' : 'exited',
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live,
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createdAt: new Date(d.mtimeMs).toISOString(),
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endedAt: null,
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exitCode: null,
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clients: 0,
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source: 'discovered',
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claudeSessionId: d.claudeSessionId,
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pid: live ? (r?.pid ?? null) : null,
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resumable: !live, // morte → --resume direct ; vivante → fork/observe (jamais resume : corruption)
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attachable: false, // Arboretum ne tient pas le PTY d'une session externe
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registryStatus: r?.status ?? null,
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});
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}
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this.cache = summaries;
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this.byId = byId;
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// Diff : n'émettre que les sessions nouvelles ou modifiées.
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const nextJson = new Map<string, string>();
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for (const s of summaries) {
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const j = JSON.stringify(s);
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nextJson.set(s.id, j);
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if (this.prevJson.get(s.id) !== j) this.emit('discovery_update', s);
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}
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this.prevJson = nextJson;
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}
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}
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/** Fusionne sessions managées + découvertes en dédoublonnant par claudeSessionId (managé prioritaire). */
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export function mergeSessions(managed: SessionSummary[], discovered: SessionSummary[]): SessionSummary[] {
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const managedSids = new Set(managed.map((s) => s.claudeSessionId).filter((x): x is string => x != null));
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return [...managed, ...discovered.filter((s) => !(s.claudeSessionId && managedSids.has(s.claudeSessionId)))];
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}
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160
packages/server/src/core/jsonl-discovery.ts
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160
packages/server/src/core/jsonl-discovery.ts
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@@ -0,0 +1,160 @@
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// Découverte des sessions Claude sur disque (~/.claude/projects/**/*.jsonl).
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// Transcription TS du spike S4 (scan.mjs) : parseur strictement tolérant, lecture partielle
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// tête+queue (~1,4 s pour 1300+ fichiers), 99,8 % des transcripts exploitables.
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// I/O ASYNCHRONES : le scan rend la main à la boucle d'événements entre fichiers, pour ne pas
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// figer le streaming des terminaux (il tourne périodiquement dans le DiscoveryService).
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import { readdir, stat, open } from 'node:fs/promises';
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import { join } from 'node:path';
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const HEAD_BYTES = 256 * 1024;
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const TAIL_BYTES = 64 * 1024;
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const TITLE_MAX = 120;
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/** Reproduit le nom de dossier ~/.claude/projects à partir d'un cwd (validé 100 % — spike S4). */
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export function munge(cwd: string): string {
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return cwd.replace(/[^A-Za-z0-9]/g, '-');
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}
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export interface DiscoveredJsonl {
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claudeSessionId: string;
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cwd: string;
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title: string | null;
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gitBranch: string | null;
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version: string | null;
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mtimeMs: number;
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/** chemin absolu du .jsonl */
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file: string;
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}
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async function readChunk(path: string, position: number, length: number): Promise<string> {
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const fh = await open(path, 'r');
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try {
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const buf = Buffer.alloc(length);
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const { bytesRead } = await fh.read(buf, 0, length, position);
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return buf.subarray(0, bytesRead).toString('utf8');
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} finally {
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await fh.close();
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}
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}
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/** Parse tolérant : chaque ligne en try/catch, lignes coupées/malformées ignorées (jamais de throw). */
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export function parseLines(text: string, partialFirst = false, partialLast = false): Array<Record<string, unknown>> {
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const lines = text.split('\n');
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if (partialFirst) lines.shift(); // 1re ligne potentiellement coupée (lecture de queue)
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if (partialLast) lines.pop(); // dernière ligne potentiellement coupée (lecture de tête)
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const out: Array<Record<string, unknown>> = [];
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for (const l of lines) {
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if (!l.trim()) continue;
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try {
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const o = JSON.parse(l) as unknown;
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if (o && typeof o === 'object') out.push(o as Record<string, unknown>);
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} catch {
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/* ligne coupée ou malformée : ignorée */
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}
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}
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return out;
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}
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interface Meta {
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sessionId?: string;
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cwd?: string;
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gitBranch?: string;
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version?: string;
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aiTitle?: string;
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summary?: string;
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lastPrompt?: string;
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firstUserPrompt?: string;
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}
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function asString(v: unknown): string | undefined {
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return typeof v === 'string' && v.length > 0 ? v : undefined;
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}
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function extractMeta(objs: Array<Record<string, unknown>>, meta: Meta): void {
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const setOnce = (key: 'sessionId' | 'cwd' | 'gitBranch' | 'version', v: unknown): void => {
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if (meta[key] === undefined) {
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const s = asString(v);
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if (s) meta[key] = s;
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}
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};
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for (const o of objs) {
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setOnce('sessionId', o.sessionId);
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setOnce('cwd', o.cwd);
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setOnce('gitBranch', o.gitBranch);
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setOnce('version', o.version);
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// Titre : on retient la dernière valeur vue (la plus récente) — head puis tail → la queue gagne.
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const ai = asString(o.aiTitle);
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if (ai) meta.aiTitle = ai;
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const sum = asString(o.summary);
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if (sum) meta.summary = sum;
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const lp = asString(o.lastPrompt);
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if (lp) meta.lastPrompt = lp;
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// Premier prompt utilisateur (depuis la tête) : repli ultime pour le titre.
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if (meta.firstUserPrompt === undefined && o.type === 'user') {
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const msg = o.message;
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if (msg && typeof msg === 'object') {
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const text = asString((msg as Record<string, unknown>).content);
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if (text) meta.firstUserPrompt = text;
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}
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}
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}
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}
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/** Priorité de titre actée S4 : ai-title > summary > last-prompt > 1er prompt user. */
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function pickTitle(meta: Meta): string | null {
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const raw = meta.aiTitle ?? meta.summary ?? meta.lastPrompt ?? meta.firstUserPrompt ?? null;
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if (!raw) return null;
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const t = raw.replace(/\s+/g, ' ').trim();
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return t.length > TITLE_MAX ? `${t.slice(0, TITLE_MAX - 1)}…` : t;
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}
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/**
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* Scanne `projectsDir` en lecture partielle tête+queue. Tolérant : un dossier/fichier illisible ou
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* malformé est ignoré (jamais de throw). Un fichier sans sessionId+cwd exploitables est écarté.
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*/
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export async function scanProjects(projectsDir: string): Promise<DiscoveredJsonl[]> {
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let dirs: string[];
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try {
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dirs = await readdir(projectsDir);
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} catch {
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return []; // dossier absent (Claude jamais lancé) : pas une erreur
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}
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const out: DiscoveredJsonl[] = [];
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for (const dir of dirs) {
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const dirPath = join(projectsDir, dir);
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let entries;
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try {
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entries = await readdir(dirPath, { withFileTypes: true });
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} catch {
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continue;
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}
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for (const e of entries) {
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if (!e.isFile() || !e.name.endsWith('.jsonl')) continue;
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const fp = join(dirPath, e.name);
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try {
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const st = await stat(fp);
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if (st.size === 0) continue;
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const meta: Meta = {};
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const head = await readChunk(fp, 0, Math.min(HEAD_BYTES, st.size));
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extractMeta(parseLines(head, false, st.size > HEAD_BYTES), meta);
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if (st.size > HEAD_BYTES + TAIL_BYTES) {
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const tail = await readChunk(fp, st.size - TAIL_BYTES, TAIL_BYTES);
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extractMeta(parseLines(tail, true, false), meta);
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}
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if (!meta.sessionId || !meta.cwd) continue; // pas une session exploitable
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out.push({
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claudeSessionId: meta.sessionId,
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cwd: meta.cwd,
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title: pickTitle(meta),
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gitBranch: meta.gitBranch ?? null,
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version: meta.version ?? null,
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mtimeMs: st.mtimeMs,
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file: fp,
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});
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} catch {
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/* fichier illisible : ignoré */
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}
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}
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}
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return out;
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}
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@@ -1,14 +1,20 @@
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import { EventEmitter } from 'node:events';
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import { existsSync, statSync } from 'node:fs';
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import { randomUUID } from 'node:crypto';
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import { homedir } from 'node:os';
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import { join } from 'node:path';
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import pty from '@homebridge/node-pty-prebuilt-multiarch';
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import { FLOW, REPLAY_TAIL_BYTES, type SessionSummary } from '@arboretum/shared';
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import { RingBuffer } from './ring-buffer.js';
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import { buildSpawnSpec } from './claude-launcher.js';
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import { findByPid } from './session-registry.js';
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import type { Db } from '../db/index.js';
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const RING_CAPACITY = 2 * 1024 * 1024;
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const KILL_GRACE_MS = 5000;
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/** Capture du claudeSessionId après spawn : poll du registre par pid (waitReady validé S1). */
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const CLAUDE_ID_POLL_MS = 400;
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const CLAUDE_ID_TIMEOUT_MS = 60_000;
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/** Lien entre un client WS attaché et une session. La gateway fournit les callbacks d'envoi. */
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export interface ClientBinding {
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@@ -36,6 +42,8 @@ interface ManagedSession {
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paused: boolean;
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exited: { exitCode: number | null; signal: number | null } | null;
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killTimer: NodeJS.Timeout | null;
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/** ID interne du CLI claude, résolu via le registre après spawn (null pour bash / pas encore prêt). */
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claudeSessionId: string | null;
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}
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export interface PtyManagerEvents {
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@@ -46,17 +54,21 @@ export interface PtyManagerEvents {
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export class PtyManager extends EventEmitter<PtyManagerEvents> {
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private readonly live = new Map<string, ManagedSession>();
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constructor(private readonly db: Db) {
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constructor(
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private readonly db: Db,
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private readonly sessionsDir: string = join(homedir(), '.claude', 'sessions'),
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) {
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super();
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}
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spawn(opts: { cwd: string; command?: 'claude' | 'bash' }): SessionSummary {
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spawn(opts: { cwd: string; command?: 'claude' | 'bash'; resume?: { claudeSessionId: string; fork?: boolean } }): SessionSummary {
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const cwd = opts.cwd;
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if (!existsSync(cwd) || !statSync(cwd).isDirectory()) {
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throw Object.assign(new Error(`Not a directory: ${cwd}`), { statusCode: 400 });
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}
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const command = opts.command ?? 'claude';
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const spec = buildSpawnSpec(command);
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// Un resume/fork est toujours une session claude (le cwd d'origine est garanti par l'appelant — S1).
|
||||
const command = opts.resume ? 'claude' : (opts.command ?? 'claude');
|
||||
const spec = buildSpawnSpec({ command, ...(opts.resume ? { resume: opts.resume } : {}) });
|
||||
const id = randomUUID();
|
||||
const proc = pty.spawn(spec.file, spec.args, {
|
||||
name: 'xterm-256color',
|
||||
@@ -77,26 +89,66 @@ export class PtyManager extends EventEmitter<PtyManagerEvents> {
|
||||
paused: false,
|
||||
exited: null,
|
||||
killTimer: null,
|
||||
claudeSessionId: null,
|
||||
};
|
||||
this.live.set(id, session);
|
||||
this.db
|
||||
.prepare('INSERT INTO sessions (id, cwd, command, created_at) VALUES (?, ?, ?, ?)')
|
||||
.run(id, cwd, command, session.createdAt);
|
||||
.prepare('INSERT INTO sessions (id, cwd, command, created_at, resumed_from) VALUES (?, ?, ?, ?, ?)')
|
||||
.run(id, cwd, command, session.createdAt, opts.resume?.claudeSessionId ?? null);
|
||||
|
||||
proc.onData((data) => this.handleOutput(session, Buffer.from(data, 'utf8')));
|
||||
proc.onExit(({ exitCode, signal }) => this.handleExit(session, exitCode, signal ?? null));
|
||||
if (command === 'claude') this.captureClaudeSessionId(session);
|
||||
|
||||
const summary = this.summarize(session);
|
||||
this.emit('session_update', summary);
|
||||
return summary;
|
||||
}
|
||||
|
||||
/** Résout le claudeSessionId du CLI en pollant le registre par pid, puis le persiste (waitReady — S1). */
|
||||
private captureClaudeSessionId(s: ManagedSession): void {
|
||||
const deadline = Date.now() + CLAUDE_ID_TIMEOUT_MS;
|
||||
const tick = (): void => {
|
||||
if (s.exited || s.claudeSessionId) return;
|
||||
const entry = findByPid(this.sessionsDir, s.proc.pid);
|
||||
if (entry?.claudeSessionId) {
|
||||
s.claudeSessionId = entry.claudeSessionId;
|
||||
this.db.prepare('UPDATE sessions SET claude_session_id = ? WHERE id = ?').run(entry.claudeSessionId, s.id);
|
||||
this.emit('session_update', this.summarize(s));
|
||||
return;
|
||||
}
|
||||
if (Date.now() < deadline) setTimeout(tick, CLAUDE_ID_POLL_MS).unref();
|
||||
};
|
||||
setTimeout(tick, CLAUDE_ID_POLL_MS).unref();
|
||||
}
|
||||
|
||||
/** Session managée VIVANTE portant ce claudeSessionId (garde-fou anti-resume d'une session vivante). */
|
||||
findLiveByClaudeSessionId(claudeSessionId: string): SessionSummary | null {
|
||||
for (const s of this.live.values()) {
|
||||
if (s.claudeSessionId === claudeSessionId) return this.summarize(s);
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
/**
|
||||
* Ensemble des claudeSessionId déjà connus d'Arboretum (sessions managées vivantes + historique DB).
|
||||
* Sert au DiscoveryService à exclure les doublons (une managée ne doit pas réapparaître en découverte).
|
||||
*/
|
||||
knownClaudeSessionIds(): Set<string> {
|
||||
const rows = this.db
|
||||
.prepare('SELECT claude_session_id FROM sessions WHERE claude_session_id IS NOT NULL')
|
||||
.all() as Array<{ claude_session_id: string }>;
|
||||
const set = new Set(rows.map((r) => r.claude_session_id));
|
||||
for (const s of this.live.values()) if (s.claudeSessionId) set.add(s.claudeSessionId);
|
||||
return set;
|
||||
}
|
||||
|
||||
list(): SessionSummary[] {
|
||||
const liveSummaries = [...this.live.values()].map((s) => this.summarize(s));
|
||||
const liveIds = new Set(this.live.keys());
|
||||
const rows = this.db
|
||||
.prepare('SELECT id, cwd, command, title, created_at, ended_at, exit_code FROM sessions ORDER BY created_at DESC LIMIT 100')
|
||||
.all() as Array<{ id: string; cwd: string; command: string; title: string | null; created_at: string; ended_at: string | null; exit_code: number | null }>;
|
||||
.prepare('SELECT id, cwd, command, title, created_at, ended_at, exit_code, claude_session_id FROM sessions ORDER BY created_at DESC LIMIT 100')
|
||||
.all() as Array<{ id: string; cwd: string; command: string; title: string | null; created_at: string; ended_at: string | null; exit_code: number | null; claude_session_id: string | null }>;
|
||||
const historical: SessionSummary[] = rows
|
||||
.filter((r) => !liveIds.has(r.id))
|
||||
.map((r) => ({
|
||||
@@ -110,6 +162,13 @@ export class PtyManager extends EventEmitter<PtyManagerEvents> {
|
||||
endedAt: r.ended_at,
|
||||
exitCode: r.exit_code,
|
||||
clients: 0,
|
||||
source: 'managed',
|
||||
claudeSessionId: r.claude_session_id,
|
||||
pid: null,
|
||||
// une session claude morte avec un claudeSessionId connu est reprenable (--resume direct).
|
||||
resumable: r.command === 'claude' && r.claude_session_id != null,
|
||||
attachable: false,
|
||||
registryStatus: null,
|
||||
}));
|
||||
return [...liveSummaries, ...historical];
|
||||
}
|
||||
@@ -265,6 +324,13 @@ export class PtyManager extends EventEmitter<PtyManagerEvents> {
|
||||
endedAt: null,
|
||||
exitCode: s.exited?.exitCode ?? null,
|
||||
clients: s.clients.size,
|
||||
source: 'managed',
|
||||
claudeSessionId: s.claudeSessionId,
|
||||
pid: s.exited ? null : s.proc.pid,
|
||||
// une managée vivante ne se resume pas (corruption) ; une managée claude morte oui.
|
||||
resumable: !!s.exited && s.command === 'claude' && s.claudeSessionId != null,
|
||||
attachable: !s.exited,
|
||||
registryStatus: null, // P2 : statut fin des managées via claude-adapter (P3-B)
|
||||
};
|
||||
}
|
||||
}
|
||||
|
||||
92
packages/server/src/core/session-registry.ts
Normal file
92
packages/server/src/core/session-registry.ts
Normal file
@@ -0,0 +1,92 @@
|
||||
// Lecture du registre ~/.claude/sessions (un fichier <pid>.json par session CLI vive).
|
||||
// Module partagé : P2 l'utilise pour la vivacité + le lookup par pid ; P3-B (claude-adapter)
|
||||
// s'en sert comme source primaire d'état fin (busy/idle/waiting + waitingFor).
|
||||
import { readdirSync, readFileSync } from 'node:fs';
|
||||
import { join } from 'node:path';
|
||||
import type { SessionRegistryStatus } from '@arboretum/shared';
|
||||
|
||||
export interface RegistryEntry {
|
||||
claudeSessionId: string | null;
|
||||
cwd: string | null;
|
||||
pid: number;
|
||||
procStart: string | null;
|
||||
status: SessionRegistryStatus | null;
|
||||
waitingFor: string | null;
|
||||
/** vivacité réelle = pid + procStart concordants (jamais la simple présence du fichier). */
|
||||
live: boolean;
|
||||
}
|
||||
|
||||
/** starttime (champ 22 de /proc/<pid>/stat) ou null si le process n'existe pas. Linux-only. */
|
||||
export function readProcStart(pid: number): string | null {
|
||||
try {
|
||||
const stat = readFileSync(`/proc/${pid}/stat`, 'utf8');
|
||||
// Le nom du process (champ 2) peut contenir espaces/parenthèses → parser après le dernier ')'.
|
||||
const after = stat.slice(stat.lastIndexOf(')') + 2).split(' ');
|
||||
return after[19] ?? null; // champ 22 global = index 19 après le champ 3
|
||||
} catch {
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Vivacité par pid + procStart (spike S1/S4) : jamais la présence d'un fichier registre (stale possible).
|
||||
* "Incertain → vivant" : si le process existe mais que le registre n'a pas de procStart, on traite vivant.
|
||||
*/
|
||||
export function isLive(pid: number, procStart: string | number | null | undefined): boolean {
|
||||
const actual = readProcStart(pid);
|
||||
if (actual === null) return false; // process absent → mort
|
||||
if (procStart === null || procStart === undefined) return true; // incertain → vivant
|
||||
return String(procStart) === actual; // procStart discordant → pid recyclé → stale → mort
|
||||
}
|
||||
|
||||
function normalizeStatus(v: unknown): SessionRegistryStatus | null {
|
||||
return v === 'busy' || v === 'idle' || v === 'waiting' ? v : null;
|
||||
}
|
||||
|
||||
function toEntry(r: Record<string, unknown>): RegistryEntry | null {
|
||||
const pid = typeof r.pid === 'number' ? r.pid : Number(r.pid);
|
||||
if (!Number.isInteger(pid)) return null;
|
||||
const procStart = r.procStart === undefined || r.procStart === null ? null : String(r.procStart);
|
||||
return {
|
||||
claudeSessionId: typeof r.sessionId === 'string' ? r.sessionId : null,
|
||||
cwd: typeof r.cwd === 'string' ? r.cwd : null,
|
||||
pid,
|
||||
procStart,
|
||||
status: normalizeStatus(r.status),
|
||||
waitingFor: typeof r.waitingFor === 'string' ? r.waitingFor : null,
|
||||
live: isLive(pid, procStart),
|
||||
};
|
||||
}
|
||||
|
||||
/**
|
||||
* Lit toutes les entrées de `sessionsDir`. Tolérant aux fichiers en cours d'écriture / JSON invalide
|
||||
* (ignorés). Dossier absent → tableau vide (pas une erreur).
|
||||
*/
|
||||
export function readRegistry(sessionsDir: string): RegistryEntry[] {
|
||||
let files: string[];
|
||||
try {
|
||||
files = readdirSync(sessionsDir);
|
||||
} catch {
|
||||
return [];
|
||||
}
|
||||
const out: RegistryEntry[] = [];
|
||||
for (const f of files) {
|
||||
if (!f.endsWith('.json')) continue;
|
||||
try {
|
||||
const r = JSON.parse(readFileSync(join(sessionsDir, f), 'utf8')) as Record<string, unknown>;
|
||||
const entry = toEntry(r);
|
||||
if (entry) out.push(entry);
|
||||
} catch {
|
||||
/* fichier en cours d'écriture / JSON invalide : ignoré */
|
||||
}
|
||||
}
|
||||
return out;
|
||||
}
|
||||
|
||||
/**
|
||||
* Entrée registre correspondant à un pid donné (le CLI nomme son fichier <pid>.json, mais on
|
||||
* matche sur le champ `pid` pour ne pas dépendre du nommage). null si absente/illisible.
|
||||
*/
|
||||
export function findByPid(sessionsDir: string, pid: number): RegistryEntry | null {
|
||||
return readRegistry(sessionsDir).find((e) => e.pid === pid) ?? null;
|
||||
}
|
||||
Reference in New Issue
Block a user