task-queue-system/app/api.py

71 lines
2.2 KiB
Python

from fastapi import FastAPI, Depends, HTTPException
from contextlib import asynccontextmanager
from sqlalchemy.ext.asyncio import AsyncSession
from app.db import Base, engine, get_session
from app.schemas import CreateJobRequest, JobInfo, TaskInfo
from app.schema_utils import job_to_schema
from app.services import create_job, get_job_with_tasks
from app.models import Job, Task
from app.routers.mail import router as mail_router
from typing import List
from uuid import UUID
import re, idna
@asynccontextmanager
async def lifespan(app: FastAPI):
# STARTUP Beispiele
# await init_db_pool
# await init_broker()
# Optionale Werte Beispiele
# app.state.db_pool = get_db_pool
# app.state.broker = get_broker()
# Beispiel: DB-Update beim Startup
#await conn.run_sync(Base.metadata.create_all)
try:
yield
finally:
# SHUTDOWN Beispiele
# await close_broker()
# await close_db_pool()
pass
app = FastAPI(
title="Task Queue API",
version="0.3.0",
lifespan=lifespan)
app.include_router(mail_router)
DOMAIN_RE = re.compile(r"^(?=.{1,253}$)(?!-)[A-Za-z0-9-]{1,63}(?<!-)(\.[A-Za-z0-9-]{1,63})+$")
def _validate_domain(domain: str) -> str:
try:
_ = idna.encode(domain).decode()
except Exception:
raise HTTPException(status_code=400, detail="Invalid domain (IDNA)")
if not DOMAIN_RE.match(domain):
raise HTTPException(status_code=400, detail="Invalid domain format")
return domain
@app.post("/jobs", response_model=JobInfo)
async def create_job_endpoint(req: CreateJobRequest, session: AsyncSession = Depends(get_session)):
if not req.job_type:
raise HTTPException(status_code=400, detail="job_type is required")
domain = _validate_domain(req.domain.strip().lower())
job = await create_job(session, req.job_type, domain, req.payload)
job = await get_job_with_tasks(session, job.id)
return job_to_schema(job)
@app.get("/jobs/{job_id}", response_model=JobInfo)
async def get_job_endpoint(job_id: UUID, session: AsyncSession = Depends(get_session)):
job = await get_job_with_tasks(session, job_id)
if not job:
raise HTTPException(status_code=404, detail="Job not found")
return job_to_schema(job)