feat: support MCP elicitation and rebuild release
This commit is contained in:
shiyue
314
lib/gitea-workflow-service.js
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314
lib/gitea-workflow-service.js
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'use strict';
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/**
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* Gitea Workflow 核心编排服务。
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*
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* 该服务是 Webhook/管理 API 与领域存储、队列之间的适配层。server.js
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* 只需在路由中注入本服务实例，即可逐步接入，不需要复制状态机逻辑。
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*/
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const crypto = require('crypto');
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const domain = require('./gitea-workflow-domain');
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const { createGiteaWorkflowStore } = require('./gitea-workflow-store');
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const { createGiteaWorkflowQueue } = require('./gitea-workflow-queue');
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const {
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normalizeWebhookEvent,
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verifyWebhookSignature,
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} = require('./gitea-webhook');
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function safeText(value, max = 1000) {
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return typeof value === 'string' ? value.trim().slice(0, max) : '';
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}
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function header(headers, names) {
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const source = headers || {};
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for (const wanted of names) {
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for (const [key, value] of Object.entries(source)) {
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if (key.toLowerCase() === wanted.toLowerCase()) return Array.isArray(value) ? value[0] : value;
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}
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}
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return '';
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}
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function buildGiteaMcpConfig(config, options = {}) {
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const normalized = domain.normalizeConfig(config || {});
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const host = safeText(options.host || normalized.gitea.host, 500);
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const token = String(options.token ?? normalized.gitea.token ?? '');
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const command = safeText(options.command || normalized.gitea.mcpCommand, 200) || 'gitea-mcp';
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const args = Array.isArray(options.args) ? options.args.slice() : ['-t', 'stdio'];
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if (host && !args.includes('-H')) args.push('-H', host);
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return {
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type: 'stdio',
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command,
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args,
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env: {
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...(options.env || {}),
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GITEA_HOST: host,
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GITEA_ACCESS_TOKEN: token,
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GITEA_TOKEN: token,
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},
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};
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}
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function parseBody(rawBody) {
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try {
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return JSON.parse(Buffer.isBuffer(rawBody) ? rawBody.toString('utf8') : String(rawBody || ''));
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} catch {
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const error = new Error('Webhook 请求体不是有效 JSON');
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error.code = 'invalid_json';
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throw error;
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}
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}
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class GiteaWorkflowService {
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constructor(options = {}) {
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this.config = domain.normalizeConfig(options.config || options, options.env || process.env);
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this.store = options.store || createGiteaWorkflowStore({
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filePath: options.statePath || options.filePath,
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now: options.now,
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});
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this.clock = typeof options.now === 'function' ? options.now : Date.now;
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this.runner = typeof options.runner === 'function' ? options.runner : null;
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this.queue = options.queue || createGiteaWorkflowQueue({
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store: this.store,
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runner: this.runner || (async (task) => ({ state: domain.TASK_STATES.FAILED, errorCode: 'runner_not_configured', errorMessage: `未配置 Codex runner（${task.taskId}）。` })),
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autoRecover: options.autoRecover !== false,
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now: this.clock,
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});
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this.queue.on('updated', (task) => this.emitTaskAudit(task));
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}
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emitTaskAudit(task) {
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if (!task || !task.taskId) return null;
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return this.store.appendAudit({
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taskId: task.taskId,
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sessionKey: task.sessionKey,
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repoKey: task.repoKey,
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action: 'task.updated',
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toState: task.state,
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deliveryId: task.deliveryId,
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turnId: task.turnId,
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errorCode: task.errorCode,
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});
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}
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verify(rawBody, headers = {}) {
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const secret = this.config.gitea.webhookSecret;
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// 内部部署可以不配置 Secret；配置后仍严格执行 HMAC 验签。
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if (!secret) return true;
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const signature = header(headers, ['x-gitea-signature', 'x-hub-signature-256', 'x-signature']);
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return Boolean(secret && verifyWebhookSignature(rawBody, signature, secret));
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}
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async ingestWebhook({ rawBody, headers = {} } = {}) {
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if (!this.verify(rawBody, headers)) return { statusCode: 401, payload: { ok: false, code: 'invalid_signature' } };
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let payload;
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try { payload = parseBody(rawBody); } catch (error) { return { statusCode: 400, payload: { ok: false, code: error.code } }; }
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const deliveryId = safeText(header(headers, ['x-gitea-delivery', 'x-delivery-id', 'x-github-delivery']) || payload.delivery_id, 180);
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if (!deliveryId) return { statusCode: 400, payload: { ok: false, code: 'missing_delivery_id' } };
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const deliveryKey = `${this.config.instanceId}:${deliveryId}`;
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const claim = this.store.claimDelivery(deliveryKey, { deliveryId, metadata: { event: header(headers, ['x-gitea-event']) } });
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if (claim.duplicate) {
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return { statusCode: 200, payload: { ok: true, duplicate: true, deliveryId, taskId: claim.record.taskId }, record: claim.record };
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}
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const event = normalizeWebhookEvent({
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payload,
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headers,
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instanceId: this.config.instanceId,
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botIdentity: { login: this.config.botLogin, id: this.config.botId },
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});
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if (event.ignored) {
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this.store.updateDelivery(deliveryKey, { status: 'ignored', reason: event.reason });
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this.store.appendAudit({ action: 'webhook.ignored', actor: 'gitea', deliveryId, metadata: { reason: event.reason, eventName: event.eventName } });
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return { statusCode: 200, payload: { ok: true, ignored: true, reason: event.reason, deliveryId }, event };
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}
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const repository = this.store.upsertRepository({
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instanceId: this.config.instanceId,
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owner: event.repository.owner,
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name: event.repository.name,
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cloneUrl: event.repository.cloneUrl,
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defaultBranch: this.config.gitea.defaultBranchOverride || event.repository.defaultBranch,
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});
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if (repository.enabled === false || repository.status === 'disabled') {
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this.store.updateDelivery(deliveryKey, { status: 'rejected', reason: 'repository_disabled' });
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this.store.appendAudit({ action: 'webhook.rejected', actor: 'gitea', deliveryId, repoKey: repository.key, errorCode: 'repository_disabled' });
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return { statusCode: 200, payload: { ok: true, rejected: true, reason: 'repository_disabled', deliveryId } };
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}
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const sessionInput = {
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instanceId: this.config.instanceId,
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owner: event.repository.owner,
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repo: event.repository.name,
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kind: event.resource.kind,
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number: event.resource.number,
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};
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const session = this.store.upsertSession(sessionInput);
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const task = this.store.createTask({
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taskId: `gitea-task-${crypto.createHash('sha256').update(deliveryKey).digest('hex').slice(0, 24)}`,
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deliveryKey, deliveryId, repoKey: repository.key, resourceKey: session.resourceKey,
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sessionKey: session.sessionKey, commentId: event.comment.id || null,
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actor: event.comment.author.login || null, instruction: event.mention.instruction,
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state: domain.TASK_STATES.RECEIVED,
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// 保留经过规范化的仓库/资源上下文，供工作区与 Codex runner 使用；其中不含 Token/Secret。
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metadata: { eventName: event.eventName, resource: event.resource, event },
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});
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this.store.updateDelivery(deliveryKey, { status: 'accepted', taskId: task.taskId });
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this.store.appendAudit({ action: 'webhook.accepted', actor: 'gitea', deliveryId, taskId: task.taskId, sessionKey: task.sessionKey, repoKey: task.repoKey, fromState: domain.TASK_STATES.RECEIVED, toState: domain.TASK_STATES.QUEUED, commentId: task.commentId });
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if (this.runner) this.queue.setRunner(task.taskId, this.runner);
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this.queue.enqueue(task.taskId).catch(() => undefined);
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return { statusCode: 202, payload: { ok: true, accepted: true, deliveryId, taskId: task.taskId, sessionKey: task.sessionKey }, task, event };
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}
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/**
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* 接收已经由独立 Webhook receiver 验签和规范化的任务，供 server.js
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* 保持最小挂接点。该方法仍在本地 store 中执行 delivery 幂等。
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*/
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enqueueNormalizedTask(input = {}) {
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const event = input.event || input;
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const deliveryId = safeText(input.deliveryId || event.deliveryId, 180);
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const deliveryKey = safeText(input.deliveryKey || `${this.config.instanceId}:${deliveryId}`, 240);
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const claim = this.store.claimDelivery(deliveryKey, { deliveryId, taskId: input.taskId || null, metadata: { source: 'normalized_receiver' } });
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if (claim.duplicate) {
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return { ok: true, duplicate: true, task: claim.record.taskId ? this.store.getTask(claim.record.taskId) : null, delivery: claim.record };
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}
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const repository = this.store.upsertRepository({
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instanceId: this.config.instanceId,
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owner: event.repository?.owner,
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name: event.repository?.name,
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cloneUrl: event.repository?.cloneUrl,
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defaultBranch: this.config.gitea.defaultBranchOverride || event.repository?.defaultBranch,
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});
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if (repository.enabled === false || repository.status === 'disabled') {
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this.store.updateDelivery(deliveryKey, { status: 'rejected', reason: 'repository_disabled' });
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this.store.appendAudit({ action: 'webhook.rejected', actor: 'gitea', deliveryId, repoKey: repository.key, errorCode: 'repository_disabled' });
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return { ok: false, duplicate: false, rejected: true, code: 'repository_disabled', repository };
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}
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const resource = event.resource || {};
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const session = this.store.upsertSession({ instanceId: this.config.instanceId, owner: repository.owner, repo: repository.name, kind: resource.kind, number: resource.number });
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const task = this.store.createTask({
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taskId: input.taskId || `gitea-task-${crypto.createHash('sha256').update(deliveryKey).digest('hex').slice(0, 24)}`,
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deliveryKey, deliveryId, repoKey: repository.key, resourceKey: session.resourceKey, sessionKey: session.sessionKey,
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commentId: event.comment?.id || null, actor: event.comment?.author?.login || null,
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instruction: event.mention?.instruction || event.comment?.body || '', metadata: { eventName: event.eventName, resource, event },
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state: domain.TASK_STATES.RECEIVED,
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});
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this.store.updateDelivery(deliveryKey, { status: 'accepted', taskId: task.taskId });
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this.store.appendAudit({ action: 'webhook.accepted', actor: 'gitea', deliveryId, taskId: task.taskId, repoKey: task.repoKey, sessionKey: task.sessionKey, commentId: task.commentId });
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if (this.runner) this.queue.setRunner(task.taskId, this.runner);
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this.queue.enqueue(task.taskId).catch(() => undefined);
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return { ok: true, duplicate: false, task, repository, session };
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}
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/** 运行时挂接 Codex/工作区 runner，并立即尝试领取队列。 */
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setRunner(runner) {
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if (typeof runner !== 'function') throw new TypeError('runner 必须是函数');
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this.runner = runner;
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this.queue.defaultRunner = runner;
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for (const task of this.store.listTasks({ state: domain.TASK_STATES.QUEUED })) this.queue.setRunner(task.taskId, runner);
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this.queue.drain();
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return this;
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}
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/**
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* 在进程内更新管理页保存的连接配置，无需重启服务。
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* Secret 只从管理适配器传入内存配置，不会写入任务、日志或公开响应。
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*/
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updateConfig(input = {}) {
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const current = this.config || {};
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const currentGitea = current.gitea || {};
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this.config = domain.normalizeConfig({
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...current,
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instanceId: input.instanceId ?? current.instanceId,
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botLogin: input.botLogin ?? current.botLogin,
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botId: input.botId ?? current.botId,
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workspaceRoot: input.workspaceRoot ?? current.workspaceRoot,
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defaultBranchOverride: input.defaultBranchOverride ?? currentGitea.defaultBranchOverride,
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gitea: {
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...currentGitea,
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...(input.gitea || {}),
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host: input.host ?? input.gitea?.host ?? currentGitea.host,
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token: input.botToken ?? input.gitea?.token ?? currentGitea.token,
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webhookSecret: input.webhookSecret ?? input.gitea?.webhookSecret ?? currentGitea.webhookSecret,
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defaultBranchOverride: input.defaultBranchOverride ?? input.gitea?.defaultBranchOverride ?? currentGitea.defaultBranchOverride,
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},
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});
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return this.config;
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}
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getOverview() {
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const tasks = this.store.listTasks();
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const repositories = this.store.listRepositories();
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return {
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ok: true,
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available: true,
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generatedAt: domain.iso(this.clock),
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control: this.store.getControl(),
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summary: {
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running: tasks.filter((task) => domain.RUNNING_STATES.has(task.state)).length,
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queued: tasks.filter((task) => task.state === domain.TASK_STATES.QUEUED || task.state === domain.TASK_STATES.RETRY_WAIT).length,
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repositories: repositories.length,
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blocked: repositories.filter((repo) => repo.dirty || repo.status === 'blocked').length,
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},
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repositories,
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tasks,
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audits: this.store.listAudits().slice(-200),
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queue: this.queue.getStatus(),
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};
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}
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listRepositories(query = {}) { return this.store.listRepositories(query); }
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listTasks(query = {}) { return this.store.listTasks(query); }
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getTask(taskId) { return this.store.getTask(taskId); }
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listSessions(query = {}) { return this.store.listSessions(query); }
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listTurns(query = {}) { return this.store.listTurns(query); }
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listAudits(query = {}) { return this.store.listAudits(query); }
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listAudit(query = {}) { return this.listAudits(query); }
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pause(input = {}) { const result = this.queue.pause(input); this.store.appendAudit({ action: 'admin.pause', actor: input.actor || 'admin', metadata: { reason: input.reason || null } }); return result; }
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resume(input = {}) { const result = this.queue.resume(input); this.store.appendAudit({ action: 'admin.resume', actor: input.actor || 'admin', metadata: { reason: input.reason || null } }); return result; }
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setRepositoryEnabled(repoKey, enabled, input = {}) {
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const repository = this.store.getRepository(repoKey);
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if (!repository) return { ok: false, code: 'repository_not_found' };
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const updated = this.store.upsertRepository({ ...repository, enabled: Boolean(enabled), status: enabled ? 'active' : 'disabled' });
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this.store.appendAudit({ action: enabled ? 'admin.repository_enabled' : 'admin.repository_disabled', actor: input.actor || 'admin', repoKey, metadata: { reason: input.reason || null } });
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if (enabled) {
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for (const task of this.store.listTasks({ repoKey, state: domain.TASK_STATES.BLOCKED_WORKSPACE })) {
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try { this.queue.enqueue(task.taskId); } catch {}
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}
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}
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return { ok: true, repository: updated };
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}
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disableRepository(input = {}) { return this.setRepositoryEnabled(input.repoKey, false, input); }
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enableRepository(input = {}) { return this.setRepositoryEnabled(input.repoKey, true, input); }
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cancelTask(input = {}) { return this.queue.cancelQueued(input.taskId || input.id, input); }
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abortTask(input = {}) { return this.queue.abortRunning(input.taskId || input.id, input); }
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abortTurn(input = {}) { return this.abortTask(input); }
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buildThreadConfig(options = {}) {
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const session = options.session || {};
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const settings = {
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mode: 'yolo',
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...(this.config.codex.model ? { model: this.config.codex.model } : {}),
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...(this.config.codex.reasoningEffort ? { reasoning_effort: this.config.codex.reasoningEffort } : {}),
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...(this.config.codex.developerInstructions ? { developer_instructions: this.config.codex.developerInstructions } : {}),
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};
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return {
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cwd: options.cwd || null,
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mcp_servers: {
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gitea: buildGiteaMcpConfig(this.config, options),
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},
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collaborationMode: { settings },
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sessionKey: session.sessionKey || null,
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};
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}
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publicConfig() { return domain.publicConfig(this.config); }
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}
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function createGiteaWorkflowService(options) { return new GiteaWorkflowService(options); }
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module.exports = {
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GiteaWorkflowService,
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buildGiteaMcpConfig,
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createGiteaWorkflowService,
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parseBody,
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};
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Block a user