Files
YG_FT/backend/app/modules/data_process/store/tasks.py
wuyongtao 6f0e82f351 feat: 平台治理与权限体系完善,存储进度/GPU预留/审批中心与日志整合
- 平台治理: 租户用户权限层次、资源ACL、审批中心与审批模板、访问申请
- 存储: MinIO 存储进度迁移、对象存储安全加固与测试
- 计算: GPU 资源预留、compute 轮询与同步增强
- 权限: permission v2 迁移、权限安全验收测试
- 日志: 后端运行日志中文说明、操作日志整合
- 数据处理/评测: 数据转换与模型评测优化

Co-Authored-By: Claude <noreply@anthropic.com>
2026-08-21 09:49:48 +08:00

880 lines
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"""数据处理存储层 - 任务管理。"""
from __future__ import annotations
from typing import Any
from collections.abc import Sequence
import psycopg
from .base import (
StoreBase,
utcnow,
new_id,
repeat_task_id,
json_dumps,
_json_value,
_decode_row,
_public_task,
_business_config,
_preview_config_value,
_preview_config_changed,
_preview_config_projection,
_normalized_preprocess_options,
_regeneration_marker,
_is_regeneration_prepared,
_task_output_type,
_task_reasoning_detail,
_reasoning_output_is_valid,
_dpo_fields_are_valid,
_source_storage_descriptor,
_serialize_value,
NotFoundError,
ConflictError,
InvalidStateError,
EDITABLE_STATUSES,
ACTIVE_PREVIEW_STATUSES,
WORKFLOW_STEPS,
_REGENERATION_MARKER_KEY,
_REPEAT_SOURCE_TASK_KEY,
_REPEAT_REQUEST_KEY,
_INTERNAL_CONFIG_KEYS,
)
from ..algorithms import estimate_token_count
class TasksMixin:
"""任务管理 Mixin。"""
def list_tasks(
self,
*,
page: int = 1,
page_size: int = 20,
keyword: str | None = None,
status: str | None = None,
process_type: str | None = None,
tenant_id: str | None = None,
project_id: str | None = None,
) -> dict[str, Any]:
clauses = ["task.deleted_at IS NULL"]
params: list[Any] = []
if keyword:
clauses.append("(task.name ILIKE %s OR COALESCE(task.description, '') ILIKE %s)")
pattern = f"%{keyword.strip()}%"
params.extend([pattern, pattern])
if status:
clauses.append("task.status = %s")
params.append(status)
if process_type:
clauses.append("task.process_type = %s")
params.append(process_type)
if tenant_id:
clauses.append("task.tenant_id = %s")
params.append(tenant_id)
if project_id:
clauses.append("task.project_id = %s")
params.append(project_id)
where = " AND ".join(clauses)
with self.connect() as conn:
total = conn.execute(
f"SELECT COUNT(*) AS count FROM data_process_tasks task WHERE {where}",
params,
).fetchone()["count"]
rows = conn.execute(
f"""
SELECT task.*,
creator.display_name AS creator_name,
processor.display_name AS processor_name,
(SELECT COUNT(*) FROM data_process_source_files source_file
WHERE source_file.task_id=task.id
AND source_file.deleted_at IS NULL) AS source_file_count
FROM data_process_tasks task
LEFT JOIN users creator ON creator.id=task.created_by
LEFT JOIN users processor ON processor.id=task.updated_by
WHERE {where}
ORDER BY task.created_at DESC, task.id DESC
LIMIT %s OFFSET %s
""",
[*params, page_size, (page - 1) * page_size],
).fetchall()
return {
"items": [_public_task(_decode_row(row)) for row in rows],
"total": int(total),
"page": page,
"page_size": page_size,
}
def create_task(self, payload: dict[str, Any]) -> dict[str, Any]:
task_id = new_id("dpt")
now = utcnow()
try:
with self.connect() as conn:
row = conn.execute(
"""
INSERT INTO data_process_tasks
(id, name, description, status, process_type, source_dataset_id, config,
progress, results_confirmed, tenant_id, project_id, owner_id, created_by, updated_by,
created_at, updated_at)
VALUES (%s, %s, %s, 'pending', %s, %s, %s, 0, FALSE,
%s, %s, %s, %s, %s, %s, %s)
RETURNING *
""",
(
task_id,
payload["name"],
payload.get("description") or "",
payload["process_type"],
payload.get("source_dataset_id"),
json_dumps(_business_config(payload.get("config"))),
payload.get("tenant_id"),
payload.get("project_id"),
payload.get("owner_id"),
payload.get("created_by"),
payload.get("created_by"),
now,
now,
),
).fetchone()
except psycopg.errors.UniqueViolation as exc:
raise ConflictError("data process task name already exists") from exc
return _public_task(_decode_row(row)) or {}
@staticmethod
def _repeat_response(
conn: psycopg.Connection[dict[str, Any]],
row: dict[str, Any],
*,
source_task_id: str,
created: bool,
) -> dict[str, Any]:
task_id = str(row["id"])
counts = conn.execute(
"""
SELECT
(SELECT COUNT(*) FROM data_process_source_files
WHERE task_id=%s AND deleted_at IS NULL) AS source_file_count,
(SELECT COUNT(*) FROM data_process_preview_items
WHERE task_id=%s) AS preview_count
""",
(task_id, task_id),
).fetchone() or {}
task = _public_task(_decode_row(row)) or {}
task["source_file_count"] = int(counts.get("source_file_count") or 0)
task["preview_count"] = int(counts.get("preview_count") or 0)
return {
"task": task,
"source_task_id": source_task_id,
"created": created,
"copied_source_file_count": task["source_file_count"],
"copied_preview_count": task["preview_count"],
}
def find_repeated_task(
self,
source_task_id: str,
request_id: str,
) -> dict[str, Any] | None:
"""查找同一幂等请求已创建的新任务。"""
task_id = repeat_task_id(source_task_id, request_id)
with self.connect() as conn:
row = conn.execute(
"SELECT * FROM data_process_tasks WHERE id=%s",
(task_id,),
).fetchone()
if row is None:
return None
decoded = _decode_row(row) or {}
config = decoded.get("config") or {}
if (
config.get(_REPEAT_SOURCE_TASK_KEY) != source_task_id
or config.get(_REPEAT_REQUEST_KEY) != request_id
):
raise ConflictError("再次生成请求与现有任务冲突")
if decoded.get("deleted_at"):
raise ConflictError("此次再次生成创建的任务已被删除,请重新发起")
return self._repeat_response(
conn,
row,
source_task_id=source_task_id,
created=False,
)
def repeat_task(
self,
source_task_id: str,
*,
expected_updated_at: str,
request_id: str,
file_copies: dict[str, dict[str, str]],
) -> dict[str, Any]:
"""复制已确认任务的配置、源文件和预览,结果与发布数据保持独立。"""
task_id = repeat_task_id(source_task_id, request_id)
now = utcnow()
try:
with self.connect() as conn:
existing = conn.execute(
"SELECT * FROM data_process_tasks WHERE id=%s FOR UPDATE",
(task_id,),
).fetchone()
if existing is not None:
decoded = _decode_row(existing) or {}
config = decoded.get("config") or {}
if (
config.get(_REPEAT_SOURCE_TASK_KEY) != source_task_id
or config.get(_REPEAT_REQUEST_KEY) != request_id
):
raise ConflictError("再次生成请求与现有任务冲突")
if decoded.get("deleted_at"):
raise ConflictError("此次再次生成创建的任务已被删除,请重新发起")
return self._repeat_response(
conn,
existing,
source_task_id=source_task_id,
created=False,
)
source_task = self._task_in_connection(
conn,
source_task_id,
for_update=True,
)
if (
source_task.get("status") != "completed"
or source_task.get("results_confirmed") is False
):
raise InvalidStateError("只有已完成并确认结果的任务可以再次生成")
if source_task.get("preview_status") in ACTIVE_PREVIEW_STATUSES:
raise ConflictError("源任务仍在处理切分,暂时不能再次生成")
if expected_updated_at != _serialize_value(source_task.get("updated_at")):
raise ConflictError("源任务已被其他操作修改,请刷新后重试")
source_files = conn.execute(
"""
SELECT * FROM data_process_source_files
WHERE task_id=%s AND deleted_at IS NULL
ORDER BY created_at, id
""",
(source_task_id,),
).fetchall()
source_file_ids = {str(row["id"]) for row in source_files}
if source_file_ids != set(file_copies):
raise ConflictError("源文件快照已变化,请刷新后重试")
previews = conn.execute(
"""
SELECT * FROM data_process_preview_items
WHERE task_id=%s
ORDER BY source_file_id NULLS LAST, source_start NULLS LAST,
created_at, id
""",
(source_task_id,),
).fetchall()
if not previews:
raise InvalidStateError("源任务没有可用于再次生成的切分结果")
suffix = f"(再次生成-{task_id[-6:]}"
base_name = str(source_task.get("name") or "数据处理任务")
repeated_name = f"{base_name[: max(1, 150 - len(suffix))]}{suffix}"
repeated_config = _business_config(source_task.get("config") or {})
repeated_config[_REPEAT_SOURCE_TASK_KEY] = source_task_id
repeated_config[_REPEAT_REQUEST_KEY] = request_id
input_count = sum(int(row.get("record_count") or 0) for row in source_files)
task_row = conn.execute(
"""
INSERT INTO data_process_tasks
(id, name, description, status, process_type, source_dataset_id,
output_dataset_id, config, progress, input_count, output_count,
filtered_count, duplicate_count, error_count, failure_reason,
generation_run_id, results_confirmed, workflow_step,
preview_status, preview_progress, preview_run_id,
preview_failure_reason, preview_total_files,
preview_completed_files, tenant_id, project_id, owner_id,
approval_status, created_by, updated_by, created_at, updated_at)
VALUES
(%s, %s, %s, 'pending', %s, %s, NULL, %s, 20, %s, 0,
0, 0, 0, NULL, NULL, FALSE, 'preview', 'completed', 100,
NULL, NULL, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s)
RETURNING *
""",
(
task_id,
repeated_name,
source_task.get("description") or "",
source_task["process_type"],
source_task.get("source_dataset_id"),
json_dumps(repeated_config),
input_count,
len(source_files),
len(source_files),
source_task.get("tenant_id"),
source_task.get("project_id"),
source_task.get("owner_id"),
source_task.get("approval_status") or "not_required",
source_task.get("created_by"),
source_task.get("created_by"),
now,
now,
),
).fetchone()
file_id_map: dict[str, str] = {}
for source in source_files:
old_file_id = str(source["id"])
copy = file_copies[old_file_id]
new_file_id = str(copy["id"])
storage_object_id, metadata = _source_storage_descriptor(
{
"storage_object_id": copy["storage_object_id"],
"metadata": _json_value(source.get("metadata"), {}),
},
task_id,
new_file_id,
)
file_id_map[old_file_id] = new_file_id
conn.execute(
"""
INSERT INTO data_process_source_files
(id, task_id, storage_object_id, name, size_bytes, record_count,
file_format, checksum_sha256, version_no, content,
content_preview, metadata, tenant_id, project_id, created_by,
created_at, updated_at)
VALUES (%s, %s, %s, %s, %s, %s, %s, %s, 1, %s, %s, %s,
%s, %s, %s, %s, %s)
""",
(
new_file_id,
task_id,
storage_object_id,
source["name"],
source.get("size_bytes") or 0,
source.get("record_count") or 0,
source.get("file_format"),
source["checksum_sha256"],
source.get("content") or "",
source.get("content_preview"),
json_dumps(metadata),
source_task.get("tenant_id"),
source_task.get("project_id"),
source.get("created_by") or source_task.get("created_by"),
now,
now,
),
)
for preview in previews:
old_source_file_id = preview.get("source_file_id")
conn.execute(
"""
INSERT INTO data_process_preview_items
(id, task_id, source_file_id, original_content, edited_content,
source_start, source_end, source_start_line, source_end_line,
token_count, status, quality_score, created_at, updated_at)
VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s,
%s, %s)
""",
(
new_id("dpp"),
task_id,
file_id_map.get(str(old_source_file_id))
if old_source_file_id
else None,
preview.get("original_content") or "",
preview.get("edited_content") or "",
preview.get("source_start"),
preview.get("source_end"),
preview.get("source_start_line"),
preview.get("source_end_line"),
max(0, int(preview.get("token_count") or 0)),
preview.get("status") or "original",
json_dumps(_json_value(preview.get("quality_score"), {})),
now,
now,
),
)
return self._repeat_response(
conn,
task_row or {},
source_task_id=source_task_id,
created=True,
)
except psycopg.errors.UniqueViolation as exc:
raise ConflictError("再次生成任务名称或请求发生冲突,请重试") from exc
def get_task(self, task_id: str, *, for_update: bool = False) -> dict[str, Any]:
lock = " FOR UPDATE" if for_update else ""
with self.connect() as conn:
if for_update:
row = conn.execute(
f"SELECT * FROM data_process_tasks WHERE id=%s AND deleted_at IS NULL{lock}",
(task_id,),
).fetchone()
else:
row = conn.execute(
"""
SELECT task.*,
creator.display_name AS creator_name,
processor.display_name AS processor_name,
(SELECT COUNT(*) FROM data_process_source_files source
WHERE source.task_id=task.id AND source.deleted_at IS NULL)
AS source_file_count,
(SELECT COUNT(*) FROM data_process_preview_items preview
WHERE preview.task_id=task.id) AS preview_count,
(SELECT COALESCE(json_agg(json_build_object(
'id', dataset.id,
'name', dataset.name,
'type', dataset.type,
'count', dataset.count,
'dataset_split', CASE dataset.type
WHEN 'train' THEN 'train'
WHEN 'val' THEN 'validation'
WHEN 'test' THEN 'test'
ELSE NULL
END
) ORDER BY CASE dataset.type
WHEN 'train' THEN 1 WHEN 'val' THEN 2 WHEN 'test' THEN 3 ELSE 4 END), '[]'::json)
FROM datasets dataset
WHERE dataset.source='task'
AND dataset.deleted_at IS NULL
AND (
dataset.source_task_id=task.id
OR (dataset.source_task_id IS NULL AND dataset.task_id=task.id)
))
AS output_datasets,
CASE
WHEN task.started_at IS NOT NULL AND task.completed_at IS NOT NULL
THEN EXTRACT(EPOCH FROM (task.completed_at - task.started_at))
ELSE NULL
END AS duration_seconds
FROM data_process_tasks task
LEFT JOIN users creator ON creator.id=task.created_by
LEFT JOIN users processor ON processor.id=task.updated_by
WHERE task.id=%s AND task.deleted_at IS NULL
""",
(task_id,),
).fetchone()
if not row:
raise NotFoundError("data process task not found")
return _public_task(_decode_row(row)) or {}
def _task_in_connection(
self,
conn: psycopg.Connection[dict[str, Any]],
task_id: str,
*,
for_update: bool = False,
) -> dict[str, Any]:
lock = " FOR UPDATE" if for_update else ""
row = conn.execute(
f"SELECT * FROM data_process_tasks WHERE id=%s AND deleted_at IS NULL{lock}",
(task_id,),
).fetchone()
if not row:
raise NotFoundError("data process task not found")
return _decode_row(row) or {}
@staticmethod
def _ensure_editable(task: dict[str, Any]) -> None:
if task["status"] not in EDITABLE_STATUSES:
raise InvalidStateError(f"task cannot be edited while status is {task['status']}")
if task.get("preview_status") in ACTIVE_PREVIEW_STATUSES:
raise InvalidStateError("task cannot be edited while preview is running")
if task.get("output_dataset_id") and not _is_regeneration_prepared(task):
raise InvalidStateError("published task cannot be edited")
def update_workflow_step(self, task_id: str, workflow_step: str) -> dict[str, Any]:
"""独立保存向导位置,不触发配置或结果失效逻辑。"""
if workflow_step not in WORKFLOW_STEPS:
raise ValueError("invalid data process workflow step")
with self.connect() as conn:
row = conn.execute(
"""
UPDATE data_process_tasks
SET workflow_step=%s, updated_at=%s
WHERE id=%s AND deleted_at IS NULL
RETURNING *
""",
(workflow_step, utcnow(), task_id),
).fetchone()
if not row:
raise NotFoundError("data process task not found")
return _public_task(_decode_row(row)) or {}
def recover_legacy_aborted_regeneration(self, task_id: str) -> dict[str, Any]:
"""恢复旧版在真正开始生成前误删的上一轮结果。
旧实现会在 ``POST /regenerate`` 时立即把已发布任务置为 pending、
清空结果并解除输出指针。三个已发布数据集仍是独立完整产物,因此只在
这个特征完全匹配时,使用其记录恢复结果和任务状态。该操作幂等,不会
触碰正常的新建待生成任务或已经开始的新一轮生成。
"""
with self.connect() as conn:
task = self._task_in_connection(conn, task_id, for_update=True)
if (
task.get("status") != "pending"
or task.get("generation_run_id")
or task.get("output_dataset_id")
or int(task.get("output_count") or 0) != 0
):
return {"recovered": False, "result_count": 0}
result_count = int(
(
conn.execute(
"SELECT COUNT(*) AS count FROM data_process_results WHERE task_id=%s",
(task_id,),
).fetchone()
or {}
).get("count")
or 0
)
if result_count:
return {"recovered": False, "result_count": result_count}
datasets = conn.execute(
"""
SELECT id, type, count, created_at
FROM datasets
WHERE source='task' AND deleted_at IS NULL
AND (
source_task_id=%s
OR (source_task_id IS NULL AND task_id=%s)
)
ORDER BY CASE type
WHEN 'train' THEN 1 WHEN 'val' THEN 2 WHEN 'test' THEN 3 ELSE 4
END, created_at, id
""",
(task_id, task_id),
).fetchall()
train_dataset = next(
(dataset for dataset in datasets if dataset.get("type") == "train"),
None,
)
if not train_dataset:
return {"recovered": False, "result_count": 0}
dataset_ids = [str(dataset["id"]) for dataset in datasets]
records = conn.execute(
"""
SELECT id, dataset_id, line_no, split, instruction, input, output,
raw, status, source_result_id, preview_item_id, created_at
FROM dataset_records
WHERE dataset_id = ANY(%s)
ORDER BY created_at, dataset_id, line_no NULLS LAST, id
""",
(dataset_ids,),
).fetchall()
if not records:
return {"recovered": False, "result_count": 0}
preview_rows = conn.execute(
"SELECT id FROM data_process_preview_items WHERE task_id=%s",
(task_id,),
).fetchall()
preview_ids = {str(row["id"]) for row in preview_rows}
used_result_ids: set[str] = set()
recovered_count = 0
for record in records:
raw = _json_value(record.get("raw"), {})
raw = raw if isinstance(raw, dict) else {}
candidate_id = str(
record.get("source_result_id")
or raw.get("source_result_id")
or ""
)
result_id = (
candidate_id
if candidate_id and candidate_id not in used_result_ids
else new_id("dpr")
)
used_result_ids.add(result_id)
candidate_preview_id = str(
record.get("preview_item_id")
or raw.get("preview_item_id")
or ""
)
preview_item_id = (
candidate_preview_id if candidate_preview_id in preview_ids else None
)
instruction = str(record.get("instruction") or raw.get("instruction") or "")
input_text = str(record.get("input") or raw.get("input") or "")
chosen = str(raw.get("chosen") or "")
rejected = str(raw.get("rejected") or "")
output = str(
record.get("output") or raw.get("output") or chosen or ""
)
split = str(record.get("split") or raw.get("split") or "") or None
status = str(record.get("status") or "valid")
if status not in {"valid", "modified", "invalid"}:
status = "valid"
created_at = record.get("created_at") or utcnow()
conn.execute(
"""
INSERT INTO data_process_results
(id, task_id, preview_item_id, instruction, input, output,
chosen, rejected, original_instruction, original_input,
original_output, original_chosen, original_rejected, status,
error, split, quality_score, created_at, updated_at)
VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s,
%s, %s, NULL, %s, '{}', %s, %s)
""",
(
result_id,
task_id,
preview_item_id,
instruction,
input_text,
output,
chosen,
rejected,
instruction,
input_text,
output,
chosen,
rejected,
status,
split,
created_at,
created_at,
),
)
conn.execute(
"""
UPDATE dataset_records
SET source_result_id=%s, preview_item_id=%s
WHERE id=%s
""",
(result_id, preview_item_id, record["id"]),
)
recovered_count += 1
now = utcnow()
conn.execute(
"""
UPDATE data_process_tasks
SET status='completed', progress=100, output_dataset_id=%s,
output_count=%s, filtered_count=0, duplicate_count=0,
error_count=(SELECT COUNT(*) FROM data_process_results
WHERE task_id=%s AND status='invalid'),
failure_reason=NULL, results_confirmed=TRUE,
workflow_step='results', updated_at=%s
WHERE id=%s
""",
(
train_dataset["id"],
recovered_count,
task_id,
now,
task_id,
),
)
return {"recovered": True, "result_count": recovered_count}
def update_task(self, task_id: str, payload: dict[str, Any]) -> dict[str, Any]:
allowed = {
"name",
"description",
"process_type",
"source_dataset_id",
}
values: dict[str, Any] = {key: value for key, value in payload.items() if key in allowed}
if not values and payload.get("config") is None:
return self.get_task(task_id)
try:
with self.connect() as conn:
task = self._task_in_connection(conn, task_id, for_update=True)
self._ensure_editable(task)
regeneration_prepared = _is_regeneration_prepared(task)
if regeneration_prepared and any(
key in payload and payload.get(key) != task.get(key)
for key in ("process_type", "source_dataset_id")
):
raise InvalidStateError(
"process type and source dataset cannot change during regeneration"
)
if payload.get("config") is not None:
next_config = _business_config(payload["config"])
current_config = dict(task.get("config") or {})
for key in _INTERNAL_CONFIG_KEYS:
if key in current_config:
next_config[key] = current_config[key]
values["config"] = json_dumps(next_config)
invalidates_results = (
("config" in payload and payload.get("config") != task.get("config"))
or (
"process_type" in payload
and payload.get("process_type") != task.get("process_type")
)
or (
"source_dataset_id" in payload
and payload.get("source_dataset_id") != task.get("source_dataset_id")
)
)
if invalidates_results and not regeneration_prepared:
values.update(
{
"status": "pending",
"progress": 0,
"output_count": 0,
"filtered_count": 0,
"duplicate_count": 0,
"error_count": 0,
"failure_reason": None,
"generation_run_id": None,
"results_confirmed": False,
"preview_status": "idle",
"preview_progress": 0,
"preview_run_id": None,
"preview_failure_reason": None,
"preview_total_files": 0,
"preview_completed_files": 0,
"started_at": None,
"completed_at": None,
}
)
conn.execute("DELETE FROM data_process_results WHERE task_id=%s", (task_id,))
conn.execute(
"DELETE FROM data_process_preview_items WHERE task_id=%s", (task_id,)
)
if (
"process_type" in payload
and payload.get("process_type") != task.get("process_type")
):
conn.execute(
"""
UPDATE data_process_source_files
SET deleted_at=%s, updated_at=%s
WHERE task_id=%s AND deleted_at IS NULL
""",
(utcnow(), utcnow(), task_id),
)
values["input_count"] = 0
values["updated_at"] = utcnow()
assignments = ", ".join(f"{key}=%s" for key in values)
row = conn.execute(
f"UPDATE data_process_tasks SET {assignments} WHERE id=%s RETURNING *",
[*values.values(), task_id],
).fetchone()
except psycopg.errors.UniqueViolation as exc:
raise ConflictError("data process task name already exists") from exc
return _public_task(_decode_row(row)) or {}
def prepare_regeneration(
self,
task_id: str,
payload: dict[str, Any],
) -> dict[str, Any]:
"""非破坏性地保存重新生成配置。
准备阶段保留任务当前状态、结果、切片及已发布数据集。真正开始
生成时,才在同一事务内切换运行状态并清理上一轮结果。
"""
# 先修复曾被旧版 prepare 提前清空的任务,再建立新的非破坏性草稿标记。
self.recover_legacy_aborted_regeneration(task_id)
try:
with self.connect() as conn:
task = self._task_in_connection(conn, task_id, for_update=True)
if task["status"] == "running":
raise ConflictError("running task cannot be prepared for regeneration")
if task.get("preview_status") in ACTIVE_PREVIEW_STATUSES:
raise ConflictError("running preview cannot be prepared for regeneration")
current_updated_at = _serialize_value(task.get("updated_at"))
if payload["expected_updated_at"] != current_updated_at:
raise ConflictError("data process task was modified by another request")
process_type = str(payload["process_type"])
if process_type != str(task["process_type"]):
raise InvalidStateError("process_type cannot be changed during regeneration")
current_config = dict(task.get("config") or {})
next_config = _business_config(payload.get("config"))
for key in (_REPEAT_SOURCE_TASK_KEY, _REPEAT_REQUEST_KEY):
if key in current_config:
next_config[key] = current_config[key]
preview_invalidated = _preview_config_changed(
process_type,
current_config,
next_config,
)
now = utcnow()
next_config[_REGENERATION_MARKER_KEY] = {
"prepared": True,
"preview_invalidated": preview_invalidated,
"prepared_at": now,
}
# 002 迁移前发布的数据集只有 task_id。先补齐新关联字段保证
# 解除任务输出指针后,详情和后续重新发布仍能定位原来的三份数据集。
conn.execute(
"""
UPDATE datasets
SET source_task_id=%s, updated_at=%s
WHERE source='task' AND source_task_id IS NULL AND task_id=%s
AND deleted_at IS NULL
""",
(task_id, now, task_id),
)
published_row = conn.execute(
"""
SELECT EXISTS(
SELECT 1 FROM datasets
WHERE source='task' AND deleted_at IS NULL
AND (
source_task_id=%s
OR (source_task_id IS NULL AND task_id=%s)
)
) AS exists
""",
(task_id, task_id),
).fetchone()
published_outputs_preserved = bool(task.get("output_dataset_id")) or bool(
published_row and published_row.get("exists")
)
row = conn.execute(
"""
UPDATE data_process_tasks
SET name=%s, description=%s, config=%s, updated_at=%s
WHERE id=%s
RETURNING *
""",
(
payload["name"],
payload.get("description") or "",
json_dumps(next_config),
now,
task_id,
),
).fetchone()
except psycopg.errors.UniqueViolation as exc:
raise ConflictError("data process task name already exists") from exc
return {
"task": _public_task(_decode_row(row)) or {},
"preview_invalidated": preview_invalidated,
"published_outputs_preserved": published_outputs_preserved,
}
def delete_task(self, task_id: str, *, deleted_by: str | None = None) -> None:
with self.connect() as conn:
self._task_in_connection(conn, task_id, for_update=True)
now = utcnow()
conn.execute(
"""
UPDATE data_process_tasks
SET status=CASE WHEN status='running' THEN 'stopped' ELSE status END,
generation_run_id=NULL,
preview_status=CASE
WHEN preview_status IN ('queued', 'running') THEN 'cancelled'
ELSE preview_status
END,
preview_run_id=NULL,
deleted_at=%s, deleted_by=%s, updated_at=%s
WHERE id=%s
""",
(now, deleted_by, now, task_id),
)