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后台任务

任务 API 用于跟踪资源导入、会话提交、索引维护和快照恢复等异步操作。

API 参考

get_task()

1. API 实现介绍

查询返回 task_id 的后台任务状态,例如 session commit、add_resource 和 admin reindex。

任务状态

  • pending: 任务等待执行
  • running: 任务执行中
  • completed: 任务成功完成
  • failed: 任务失败

代码入口

  • openviking/server/routers/tasks.py:get_task() - HTTP 路由

任务记录会持久化到 AGFS,服务重启后仍可查询,但仍受任务保留清理策略影响。

2. 接口和参数说明

参数

参数类型必填默认值说明
task_idstr-后台 API 返回的任务 ID

3. 使用示例

HTTP API

http
GET /api/v1/tasks/{task_id}
bash
curl -X GET http://localhost:1933/api/v1/tasks/uuid-xxx \
  -H "X-API-Key: your-key"

Python SDK

python
from openviking_sdk import AsyncHTTPClient

client = AsyncHTTPClient(url="http://localhost:1933", api_key="your-key")
await client.initialize()

task = await client.get_task("uuid-xxx")
print(f"Status: {task['status']}")
await client.close()

TypeScript SDK

typescript
console.log(await client.getTask("task-id"));

Go SDK

go
task, err := client.GetTask(ctx, "uuid-xxx")
if err != nil {
    return err
}
if task != nil {
    fmt.Println(task["status"])
}

CLI

bash
ov task status uuid-xxx

响应示例(资源导入进行中)

json
{
  "status": "ok",
  "result": {
    "task_id": "uuid-xxx",
    "task_type": "add_resource",
    "status": "running",
    "resource_id": "viking://resources/guide",
    "stage": "processing_queue"
  }
}

stage 可以为 null。Git 仓库资源导入任务可能报告 queuedfetchingparsingfinalizingprocessing_queue;其他任务类型可能将其留空。实时队列计数不会出现在任务状态中;需要实时数量时使用 observer queue,任务完成后可读取 result.queue_status

响应示例(完成)

json
{
  "status": "ok",
  "result": {
    "task_id": "uuid-xxx",
    "task_type": "session_commit",
    "status": "completed",
    "result": {
      "session_id": "a1b2c3d4",
      "archive_uri": "viking://user/alice/sessions/a1b2c3d4/history/archive_001",
      "memory_diff_uri": "viking://user/alice/sessions/a1b2c3d4/history/archive_001/memory_diff.json",
      "memories_extracted": {
        "profile": 1,
        "preferences": 2,
        "entities": 1,
        "cases": 1
      },
      "active_count_updated": 2,
      "token_usage": {
        "llm": {
          "prompt_tokens": 5200,
          "completion_tokens": 1800,
          "total_tokens": 7000
        },
        "embedding": {
          "total_tokens": 1500
        },
        "total": {
          "total_tokens": 8500
        }
      }
    }
  }
}

list_tasks()

1. API 实现介绍

列出当前调用方可见的后台任务,支持按类型、状态、资源过滤。

代码入口

  • openviking/server/routers/tasks.py:list_tasks() - HTTP 路由
  • openviking_cli/client/base.py:BaseClient.list_tasks() - Python SDK

2. 接口和参数说明

参数

参数类型必填默认值说明
task_typestrNone按任务类型过滤,例如 session_commit
statusstrNone按任务状态过滤:pendingrunningcompletedfailed
resource_idstrNone按资源 ID 过滤,例如会话 ID
limitint50最多返回的任务条数

3. 使用示例

HTTP API

http
GET /api/v1/tasks?task_type=session_commit&status=running&limit=20
bash
curl -X GET "http://localhost:1933/api/v1/tasks?task_type=session_commit&status=running&limit=20" \
  -H "X-API-Key: your-key"

Python SDK

python
from openviking_sdk import AsyncHTTPClient

client = AsyncHTTPClient(url="http://localhost:1933", api_key="your-key")
await client.initialize()

tasks = await client.list_tasks(
    task_type="session_commit",
    status="running",
    limit=20,
)
for task in tasks:
    print(task["task_id"], task["status"])
await client.close()

TypeScript SDK

typescript
console.log(await client.listTasks());

Go SDK

go
tasks, err := client.ListTasks(ctx, &openviking.ListTasksOptions{
    TaskType: "session_commit",
    Status:   "running",
    Limit:    20,
})
if err != nil {
    return err
}
for _, task := range tasks {
    fmt.Println(task)
}

CLI

bash
# 列出任务
ov task list

# 按任务类型和状态过滤
ov task list --task-type session_commit --status running

响应示例

json
{
  "status": "ok",
  "result": [
    {
      "task_id": "uuid-xxx",
      "task_type": "session_commit",
      "status": "running",
      "resource_id": "a1b2c3d4",
      "created_at": 1770000000.0,
      "updated_at": 1770000005.0,
      "result": null,
      "error": null,
      "stage": null
    }
  ]
}

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