d19183923c
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Extracted from oil project — business logic removed, auth/db/deploy infrastructure generalized with APP_NAME placeholders. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
116 lines
3.7 KiB
Python
116 lines
3.7 KiB
Python
from fastapi import FastAPI, HTTPException, Depends
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from fastapi.staticfiles import StaticFiles
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from pydantic import BaseModel
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from typing import Optional
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import hashlib
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import secrets
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import os
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import threading
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import time as _time
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from backend.database import get_db, init_db, log_audit
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from backend.auth import get_current_user, require_role, require_login
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app = FastAPI(title="App API")
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# ── Periodic WAL checkpoint ───────────────────────────
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def _wal_checkpoint_loop():
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while True:
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_time.sleep(300)
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try:
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conn = get_db()
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conn.execute("PRAGMA wal_checkpoint(TRUNCATE)")
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conn.close()
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except:
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pass
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threading.Thread(target=_wal_checkpoint_loop, daemon=True).start()
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# ── Models ────────────────────────────────────────────
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class LoginRequest(BaseModel):
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username: str
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password: str
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class RegisterRequest(BaseModel):
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username: str
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password: str
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display_name: str = ""
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# ── Health & Version ──────────────────────────────────
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APP_VERSION = "0.1.0"
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@app.get("/api/health")
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def health():
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return {"status": "ok"}
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@app.get("/api/version")
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def version():
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return {"version": APP_VERSION}
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# ── Auth endpoints ────────────────────────────────────
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def _hash_password(pw: str) -> str:
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return hashlib.sha256(pw.encode()).hexdigest()
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@app.get("/api/me")
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def get_me(user=Depends(get_current_user)):
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return {
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"id": user.get("id"),
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"username": user["username"],
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"role": user["role"],
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"display_name": user.get("display_name", ""),
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}
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@app.post("/api/login")
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def login(body: LoginRequest):
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conn = get_db()
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user = conn.execute(
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"SELECT id, username, token, password, role, display_name FROM users WHERE username = ?",
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(body.username,),
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).fetchone()
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conn.close()
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if not user:
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raise HTTPException(401, "用户名或密码错误")
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user = dict(user)
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if user.get("password") and user["password"] != _hash_password(body.password):
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raise HTTPException(401, "用户名或密码错误")
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return {"token": user["token"]}
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@app.post("/api/register", status_code=201)
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def register(body: RegisterRequest):
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conn = get_db()
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existing = conn.execute("SELECT id FROM users WHERE username = ?", (body.username,)).fetchone()
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if existing:
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conn.close()
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raise HTTPException(409, "用户名已存在")
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token = secrets.token_hex(24)
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pw_hash = _hash_password(body.password)
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conn.execute(
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"INSERT INTO users (username, password, token, role, display_name) VALUES (?, ?, ?, ?, ?)",
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(body.username, pw_hash, token, "viewer", body.display_name or body.username),
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)
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conn.commit()
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conn.close()
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return {"token": token}
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# ── User management (admin) ──────────────────────────
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@app.get("/api/users")
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def list_users(user=Depends(require_role("admin"))):
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conn = get_db()
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rows = conn.execute("SELECT id, username, role, display_name, token, created_at FROM users ORDER BY id").fetchall()
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conn.close()
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return [dict(r) for r in rows]
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# ── Static files (frontend) ──────────────────────────
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@app.on_event("startup")
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def on_startup():
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init_db()
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frontend_dir = os.environ.get("FRONTEND_DIR", "frontend/dist")
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if os.path.isdir(frontend_dir):
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app.mount("/", StaticFiles(directory=frontend_dir, html=True), name="frontend")
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