feat: thread-bound subagents on Discord (#21805)

* docs: thread-bound subagents plan

* docs: add exact thread-bound subagent implementation touchpoints

* Docs: prioritize auto thread-bound subagent flow

* Docs: add ACP harness thread-binding extensions

* Discord: add thread-bound session routing and auto-bind spawn flow

* Subagents: add focus commands and ACP/session binding lifecycle hooks

* Tests: cover thread bindings, focus commands, and ACP unbind hooks

* Docs: add plugin-hook appendix for thread-bound subagents

* Plugins: add subagent lifecycle hook events

* Core: emit subagent lifecycle hooks and decouple Discord bindings

* Discord: handle subagent bind lifecycle via plugin hooks

* Subagents: unify completion finalizer and split registry modules

* Add subagent lifecycle events module

* Hooks: fix subagent ended context key

* Discord: share thread bindings across ESM and Jiti

* Subagents: add persistent sessions_spawn mode for thread-bound sessions

* Subagents: clarify thread intro and persistent completion copy

* test(subagents): stabilize sessions_spawn lifecycle cleanup assertions

* Discord: add thread-bound session TTL with auto-unfocus

* Subagents: fail session spawns when thread bind fails

* Subagents: cover thread session failure cleanup paths

* Session: add thread binding TTL config and /session ttl controls

* Tests: align discord reaction expectations

* Agent: persist sessionFile for keyed subagent sessions

* Discord: normalize imports after conflict resolution

* Sessions: centralize sessionFile resolve/persist helper

* Discord: harden thread-bound subagent session routing

* Rebase: resolve upstream/main conflicts

* Subagents: move thread binding into hooks and split bindings modules

* Docs: add channel-agnostic subagent routing hook plan

* Agents: decouple subagent routing from Discord

* Discord: refactor thread-bound subagent flows

* Subagents: prevent duplicate end hooks and orphaned failed sessions

* Refactor: split subagent command and provider phases

* Subagents: honor hook delivery target overrides

* Discord: add thread binding kill switches and refresh plan doc

* Discord: fix thread bind channel resolution

* Routing: centralize account id normalization

* Discord: clean up thread bindings on startup failures

* Discord: add startup cleanup regression tests

* Docs: add long-term thread-bound subagent architecture

* Docs: split session binding plan and dedupe thread-bound doc

* Subagents: add channel-agnostic session binding routing

* Subagents: stabilize announce completion routing tests

* Subagents: cover multi-bound completion routing

* Subagents: suppress lifecycle hooks on failed thread bind

* tests: fix discord provider mock typing regressions

* docs/protocol: sync slash command aliases and delete param models

* fix: add changelog entry for Discord thread-bound subagents (#21805) (thanks @onutc)

---------

Co-authored-by: Shadow <hi@shadowing.dev>
This commit is contained in:
Onur
2026-02-21 16:14:55 +01:00
committed by GitHub
parent 166068dfbe
commit 8178ea472d
114 changed files with 12214 additions and 1659 deletions

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import { beforeEach, describe, expect, it, vi } from "vitest";
import {
addSubagentRunForTests,
resetSubagentRegistryForTests,
} from "../../agents/subagent-registry.js";
import type { OpenClawConfig } from "../../config/config.js";
const hoisted = vi.hoisted(() => {
const callGatewayMock = vi.fn();
const getThreadBindingManagerMock = vi.fn();
const resolveThreadBindingThreadNameMock = vi.fn(() => "🤖 codex");
return {
callGatewayMock,
getThreadBindingManagerMock,
resolveThreadBindingThreadNameMock,
};
});
vi.mock("../../gateway/call.js", () => ({
callGateway: hoisted.callGatewayMock,
}));
vi.mock("../../discord/monitor/thread-bindings.js", async (importOriginal) => {
const actual = await importOriginal<typeof import("../../discord/monitor/thread-bindings.js")>();
return {
...actual,
getThreadBindingManager: hoisted.getThreadBindingManagerMock,
resolveThreadBindingThreadName: hoisted.resolveThreadBindingThreadNameMock,
};
});
vi.mock("../../config/config.js", async (importOriginal) => {
const actual = await importOriginal<typeof import("../../config/config.js")>();
return {
...actual,
loadConfig: () => ({}),
};
});
// Prevent transitive import chain from reaching discord/monitor which needs https-proxy-agent.
vi.mock("../../discord/monitor/gateway-plugin.js", () => ({
createDiscordGatewayPlugin: () => ({}),
}));
const { handleSubagentsCommand } = await import("./commands-subagents.js");
const { buildCommandTestParams } = await import("./commands-spawn.test-harness.js");
type FakeBinding = {
accountId: string;
channelId: string;
threadId: string;
targetKind: "subagent" | "acp";
targetSessionKey: string;
agentId: string;
label?: string;
webhookId?: string;
webhookToken?: string;
boundBy: string;
boundAt: number;
};
function createFakeThreadBindingManager(initialBindings: FakeBinding[] = []) {
const byThread = new Map<string, FakeBinding>(
initialBindings.map((binding) => [binding.threadId, binding]),
);
const manager = {
getSessionTtlMs: vi.fn(() => 24 * 60 * 60 * 1000),
getByThreadId: vi.fn((threadId: string) => byThread.get(threadId)),
listBySessionKey: vi.fn((targetSessionKey: string) =>
[...byThread.values()].filter((binding) => binding.targetSessionKey === targetSessionKey),
),
listBindings: vi.fn(() => [...byThread.values()]),
bindTarget: vi.fn(async (params: Record<string, unknown>) => {
const threadId =
typeof params.threadId === "string" && params.threadId.trim()
? params.threadId.trim()
: "thread-created";
const targetSessionKey =
typeof params.targetSessionKey === "string" ? params.targetSessionKey.trim() : "";
const agentId =
typeof params.agentId === "string" && params.agentId.trim()
? params.agentId.trim()
: "main";
const binding: FakeBinding = {
accountId: "default",
channelId:
typeof params.channelId === "string" && params.channelId.trim()
? params.channelId.trim()
: "parent-1",
threadId,
targetKind:
params.targetKind === "subagent" || params.targetKind === "acp"
? params.targetKind
: "acp",
targetSessionKey,
agentId,
label: typeof params.label === "string" ? params.label : undefined,
boundBy: typeof params.boundBy === "string" ? params.boundBy : "system",
boundAt: Date.now(),
};
byThread.set(threadId, binding);
return binding;
}),
unbindThread: vi.fn((params: { threadId: string }) => {
const binding = byThread.get(params.threadId) ?? null;
if (binding) {
byThread.delete(params.threadId);
}
return binding;
}),
};
return { manager, byThread };
}
const baseCfg = {
session: { mainKey: "main", scope: "per-sender" },
} satisfies OpenClawConfig;
function createDiscordCommandParams(commandBody: string) {
const params = buildCommandTestParams(commandBody, baseCfg, {
Provider: "discord",
Surface: "discord",
OriginatingChannel: "discord",
OriginatingTo: "channel:parent-1",
AccountId: "default",
MessageThreadId: "thread-1",
});
params.command.senderId = "user-1";
return params;
}
describe("/focus, /unfocus, /agents", () => {
beforeEach(() => {
resetSubagentRegistryForTests();
hoisted.callGatewayMock.mockReset();
hoisted.getThreadBindingManagerMock.mockReset();
hoisted.resolveThreadBindingThreadNameMock.mockReset().mockReturnValue("🤖 codex");
});
it("/focus resolves ACP sessions and binds the current Discord thread", async () => {
const fake = createFakeThreadBindingManager();
hoisted.getThreadBindingManagerMock.mockReturnValue(fake.manager);
hoisted.callGatewayMock.mockImplementation(async (request: unknown) => {
const method = (request as { method?: string }).method;
if (method === "sessions.resolve") {
return { key: "agent:codex-acp:session-1" };
}
return {};
});
const params = createDiscordCommandParams("/focus codex-acp");
const result = await handleSubagentsCommand(params, true);
expect(result?.reply?.text).toContain("bound this thread");
expect(result?.reply?.text).toContain("(acp)");
expect(fake.manager.bindTarget).toHaveBeenCalledWith(
expect.objectContaining({
threadId: "thread-1",
createThread: false,
targetKind: "acp",
targetSessionKey: "agent:codex-acp:session-1",
introText:
"🤖 codex-acp session active (auto-unfocus in 24h). Messages here go directly to this session.",
}),
);
});
it("/unfocus removes an active thread binding for the binding owner", async () => {
const fake = createFakeThreadBindingManager([
{
accountId: "default",
channelId: "parent-1",
threadId: "thread-1",
targetKind: "subagent",
targetSessionKey: "agent:main:subagent:child",
agentId: "main",
label: "child",
boundBy: "user-1",
boundAt: Date.now(),
},
]);
hoisted.getThreadBindingManagerMock.mockReturnValue(fake.manager);
const params = createDiscordCommandParams("/unfocus");
const result = await handleSubagentsCommand(params, true);
expect(result?.reply?.text).toContain("Thread unfocused");
expect(fake.manager.unbindThread).toHaveBeenCalledWith(
expect.objectContaining({
threadId: "thread-1",
reason: "manual",
}),
);
});
it("/focus rejects rebinding when the thread is focused by another user", async () => {
const fake = createFakeThreadBindingManager([
{
accountId: "default",
channelId: "parent-1",
threadId: "thread-1",
targetKind: "subagent",
targetSessionKey: "agent:main:subagent:child",
agentId: "main",
label: "child",
boundBy: "user-2",
boundAt: Date.now(),
},
]);
hoisted.getThreadBindingManagerMock.mockReturnValue(fake.manager);
hoisted.callGatewayMock.mockImplementation(async (request: unknown) => {
const method = (request as { method?: string }).method;
if (method === "sessions.resolve") {
return { key: "agent:codex-acp:session-1" };
}
return {};
});
const params = createDiscordCommandParams("/focus codex-acp");
const result = await handleSubagentsCommand(params, true);
expect(result?.reply?.text).toContain("Only user-2 can refocus this thread.");
expect(fake.manager.bindTarget).not.toHaveBeenCalled();
});
it("/agents includes bound persistent sessions and requester-scoped ACP bindings", async () => {
addSubagentRunForTests({
runId: "run-1",
childSessionKey: "agent:main:subagent:child-1",
requesterSessionKey: "agent:main:main",
requesterDisplayKey: "main",
task: "test task",
cleanup: "keep",
label: "child-1",
createdAt: Date.now(),
});
const fake = createFakeThreadBindingManager([
{
accountId: "default",
channelId: "parent-1",
threadId: "thread-1",
targetKind: "subagent",
targetSessionKey: "agent:main:subagent:child-1",
agentId: "main",
label: "child-1",
boundBy: "user-1",
boundAt: Date.now(),
},
{
accountId: "default",
channelId: "parent-1",
threadId: "thread-2",
targetKind: "acp",
targetSessionKey: "agent:main:main",
agentId: "codex-acp",
label: "main-session",
boundBy: "user-1",
boundAt: Date.now(),
},
{
accountId: "default",
channelId: "parent-1",
threadId: "thread-3",
targetKind: "acp",
targetSessionKey: "agent:codex-acp:session-2",
agentId: "codex-acp",
label: "codex-acp",
boundBy: "user-1",
boundAt: Date.now(),
},
]);
hoisted.getThreadBindingManagerMock.mockReturnValue(fake.manager);
const params = createDiscordCommandParams("/agents");
const result = await handleSubagentsCommand(params, true);
const text = result?.reply?.text ?? "";
expect(text).toContain("agents:");
expect(text).toContain("thread:thread-1");
expect(text).toContain("acp/session bindings:");
expect(text).toContain("session:agent:main:main");
expect(text).not.toContain("session:agent:codex-acp:session-2");
});
it("/agents keeps finished session-mode runs visible while their thread binding remains", async () => {
addSubagentRunForTests({
runId: "run-session-1",
childSessionKey: "agent:main:subagent:persistent-1",
requesterSessionKey: "agent:main:main",
requesterDisplayKey: "main",
task: "persistent task",
cleanup: "keep",
label: "persistent-1",
spawnMode: "session",
createdAt: Date.now(),
endedAt: Date.now(),
});
const fake = createFakeThreadBindingManager([
{
accountId: "default",
channelId: "parent-1",
threadId: "thread-persistent-1",
targetKind: "subagent",
targetSessionKey: "agent:main:subagent:persistent-1",
agentId: "main",
label: "persistent-1",
boundBy: "user-1",
boundAt: Date.now(),
},
]);
hoisted.getThreadBindingManagerMock.mockReturnValue(fake.manager);
const params = createDiscordCommandParams("/agents");
const result = await handleSubagentsCommand(params, true);
const text = result?.reply?.text ?? "";
expect(text).toContain("agents:");
expect(text).toContain("persistent-1");
expect(text).toContain("thread:thread-persistent-1");
});
it("/focus is discord-only", async () => {
const params = buildCommandTestParams("/focus codex-acp", baseCfg);
const result = await handleSubagentsCommand(params, true);
expect(result?.reply?.text).toContain("only available on Discord");
});
});