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fix(session): close checkpoint cancellation races

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This commit is contained in:
Yichen Jiang
2026-07-21 17:58:34 +08:00
parent f1e0410a5d
commit 380a94febb
15 changed files with 136 additions and 49 deletions
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30
packages/examples/acp-demo/src/index.ts
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@@ -1,7 +1,9 @@
/**
* The ACP server app: the default agent spine ({@link @deepseek-ai/dsh-agent-spine-demo}),
* human-command registry, JSONL session persistence, and the
* {@link @deepseek-ai/dsh-acp} bridge. It writes nothing to stdout.
* {@link @deepseek-ai/dsh-acp} bridge. The app owns those plugins through one
* ordered lifecycle so ACP sessions quiesce before persistence detaches. It
* writes nothing to stdout.
* It pre-creates no agents and leaves adapters, executors, and optional tools to
* the leaf, which must likewise avoid stdout loggers. Named exports are
* required so Loader retains this plugin's `Config` schema (see
@@ -99,18 +101,22 @@ export const Config: z<Config> = z.object({
* NO agents (its `agents` list defaults to `[]`) and carries the deployment
* `persona`; the JSONL backend persists under `persistenceRoot`; the ACP
* bridge owns stdout for JSON-RPC and creates one agent per `session/new`
* from the provider/model pair. No logger, no `hmr` — stdout stays pure.
* from the provider/model pair. The composite effect unloads in reverse order,
* keeping checkpoint and persistence listeners attached until ACP agents have
* flushed their closing events. No logger, no `hmr` — stdout stays pure.
*/
export function apply(ctx: Context, config: Config): void {
const goals = config.goals ?? {}
ctx.plugin(CommandService)
if (goals !== false) ctx.plugin(commandGoal)
ctx.plugin(agentCore, { ...agentCore.pickSpineConfig(config), goals })
ctx.plugin(UserInteractionService)
ctx.plugin(SessionPersistenceJsonl, {
root: config.persistenceRoot ?? DEFAULT_PERSISTENCE_ROOT,
...(config.persistenceCompression === undefined ? {} : { compression: config.persistenceCompression }),
})
ctx.plugin(sessionCheckpointPolicy)
ctx.plugin(acp, { provider: config.provider, model: config.model })
ctx.effect(function* () {
yield ctx.plugin(CommandService).dispose
if (goals !== false) yield ctx.plugin(commandGoal).dispose
yield ctx.plugin(agentCore, { ...agentCore.pickSpineConfig(config), goals }).dispose
yield ctx.plugin(UserInteractionService).dispose
yield ctx.plugin(SessionPersistenceJsonl, {
root: config.persistenceRoot ?? DEFAULT_PERSISTENCE_ROOT,
...(config.persistenceCompression === undefined ? {} : { compression: config.persistenceCompression }),
}).dispose
yield ctx.plugin(sessionCheckpointPolicy).dispose
yield ctx.plugin(acp, { provider: config.provider, model: config.model }).dispose
}, 'acp-demo.composition')
}