Files
video-gen/video-gen-api/app/services/module_generation_v2/dispatch_service.py
T
2026-07-21 19:22:50 +08:00

106 lines
3.6 KiB
Python

from __future__ import annotations
from dataclasses import dataclass
from fastapi import HTTPException
from app.enums.celery_queue import CeleryQueue
from app.enums.common import ModuleEventTypeEnum
from app.services.module_async_recovery_service import (
TASK_MODULE_V2_VIDEO_PROMPT,
register_module_step_task,
)
from app.services.module_generation_log_service import log_module_error, log_module_event_file
from app.services.module_generation_v2.config import VIDEO_PROMPT_OPTIMIZE, ModuleGenerationV2Config
from app.tasks.celery_app import celery_app
from app.tasks.module_generation_v2_tasks import start_video_prompt_optimize_v2
@dataclass(frozen=True)
class VideoPromptDispatchResult:
registry_success: bool
celery_success: bool
registry_error: str | None = None
celery_error: str | None = None
@property
def recoverable(self) -> bool:
return self.registry_success or self.celery_success
def ensure_v2_celery_enabled() -> None:
if celery_app is None:
raise HTTPException(status_code=503, detail="Celery未启用")
async def dispatch_video_prompt_v2(
*,
config: ModuleGenerationV2Config,
project_id: str,
step_id: str,
) -> VideoPromptDispatchResult:
"""注册并投递 V2 视频提词任务。
Redis 注册成功但 Celery 直投失败时,由周期恢复任务补投;Celery 成功但
Redis 注册失败时任务仍可正常执行。只有两个通道都失败时由 API 补偿落库为失败。
"""
registry_error: Exception | None = None
try:
await register_module_step_task(
module=config.module,
project_id=project_id,
step_id=step_id,
step_code=VIDEO_PROMPT_OPTIMIZE,
task_name=TASK_MODULE_V2_VIDEO_PROMPT,
)
except Exception as exc:
registry_error = exc
log_module_error(
module=config.module,
event_type=ModuleEventTypeEnum.V2_VIDEO_PROMPT_REGISTRY_FAILED.value,
project_id=project_id,
step_id=step_id,
message="V2 视频提词 Redis 活跃注册失败,将继续尝试 Celery 直投",
exc=exc,
)
celery_error: Exception | None = None
try:
start_video_prompt_optimize_v2.apply_async(
args=[project_id, step_id],
queue=CeleryQueue.GEN_CHATAPI_CREATE.value,
countdown=0,
task_id=f"module-v2-video-prompt:{step_id}",
)
except Exception as exc:
celery_error = exc
log_module_error(
module=config.module,
event_type=ModuleEventTypeEnum.V2_VIDEO_PROMPT_DISPATCH_FAILED.value,
project_id=project_id,
step_id=step_id,
message="V2 视频提词 Celery 投递失败",
detail={"redis_registry_available": registry_error is None},
exc=exc,
)
result = VideoPromptDispatchResult(
registry_success=registry_error is None,
celery_success=celery_error is None,
registry_error=str(registry_error) if registry_error else None,
celery_error=str(celery_error) if celery_error else None,
)
if result.celery_success:
log_module_event_file(
module=config.module,
event_type=ModuleEventTypeEnum.V2_VIDEO_PROMPT_DISPATCHED.value,
project_id=project_id,
step_id=step_id,
message="V2 视频提词任务已投递",
detail={
"queue": CeleryQueue.GEN_CHATAPI_CREATE.value,
"redis_registry_available": result.registry_success,
},
)
return result