fix db bug

backend/config.py

@@ -4,8 +4,16 @@ from dotenv import load_dotenv
 
 load_dotenv()
 
-# 数据库
+# 数据库：优先从 DB_HOST 等环境变量拼接 MySQL URL，否则回退到 DATABASE_URL / SQLite
-DATABASE_URL = os.getenv("DATABASE_URL", "sqlite:///./airlabs.db")
+DB_HOST = os.getenv("DB_HOST", "")
+if DB_HOST:
+    DB_USER = os.getenv("DB_USER", "airlabs_manage")
+    DB_PASSWORD = os.getenv("DB_PASSWORD", "")
+    DB_PORT = os.getenv("DB_PORT", "3306")
+    DB_NAME = os.getenv("DB_NAME", "airlabs_manage")
+    DATABASE_URL = f"mysql+pymysql://{DB_USER}:{DB_PASSWORD}@{DB_HOST}:{DB_PORT}/{DB_NAME}?charset=utf8mb4"
+else:
+    DATABASE_URL = os.getenv("DATABASE_URL", "sqlite:///./airlabs.db")
 
 # JWT 认证
 SECRET_KEY = os.getenv("SECRET_KEY", "airlabs-project-secret-key-change-in-production")

backend/database.py

@@ -3,7 +3,9 @@ from sqlalchemy import create_engine
 from sqlalchemy.orm import sessionmaker, declarative_base
 from config import DATABASE_URL
 
-engine = create_engine(DATABASE_URL, connect_args={"check_same_thread": False})
+# check_same_thread 仅 SQLite 需要
+connect_args = {"check_same_thread": False} if DATABASE_URL.startswith("sqlite") else {}
+engine = create_engine(DATABASE_URL, connect_args=connect_args)
 SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
 Base = declarative_base()
 

backend/main.py

@@ -21,6 +21,17 @@ logger = logging.getLogger(__name__)
 # 创建所有表
 Base.metadata.create_all(bind=engine)
 
+# ── 手动迁移：为旧 SQLite 数据库补充 role_id 列 ──
+from config import DATABASE_URL as _db_url
+if _db_url.startswith("sqlite"):
+    import sqlalchemy
+    with engine.connect() as conn:
+        cols = [r[1] for r in conn.execute(sqlalchemy.text("PRAGMA table_info('users')"))]
+        if "role_id" not in cols:
+            conn.execute(sqlalchemy.text("ALTER TABLE users ADD COLUMN role_id INTEGER"))
+            conn.commit()
+            logger.info("[MIGRATE] added column users.role_id")
+
 app = FastAPI(title="AirLabs Project", version="1.0.0")
 
 # CORS
@@ -144,6 +155,16 @@ def init_roles_and_admin():
                 print(f"[MIGRATE] added default milestones for project: {proj.name}")
         db.commit()
 
+        # 迁移：为旧用户补充默认 role_id（成员角色）
+        member_role = db.query(Role).filter(Role.name == "成员").first()
+        if member_role:
+            orphans = db.query(User).filter(User.role_id.is_(None)).all()
+            for u in orphans:
+                u.role_id = member_role.id
+                print(f"[MIGRATE] assigned default role '成员' to user: {u.username}")
+            if orphans:
+                db.commit()
+
         # 创建默认管理员（关联超级管理员角色）
         admin_role = db.query(Role).filter(Role.name == "超级管理员").first()
         if admin_role and not db.query(User).filter(User.username == "admin").first():

backend/migrate_sqlite_to_mysql.py

@@ -0,0 +1,77 @@
+"""一次性脚本：将 SQLite 数据迁移到 MySQL"""
+import sqlite3
+from sqlalchemy import create_engine, text
+from sqlalchemy.orm import sessionmaker
+from config import DATABASE_URL
+
+SQLITE_PATH = "airlabs.db"
+
+# 按外键依赖顺序排列
+TABLES = [
+    "roles",
+    "users",
+    "projects",
+    "project_milestones",
+    "submissions",
+    "submission_history",
+    "ai_tool_costs",
+    "ai_tool_cost_allocations",
+    "outsource_costs",
+    "cost_overrides",
+    "overhead_costs",
+]
+
+
+def migrate():
+    if not DATABASE_URL.startswith("mysql"):
+        print("ERROR: DATABASE_URL 不是 MySQL，请检查 .env 配置")
+        return
+
+    # 连接 SQLite
+    sqlite_conn = sqlite3.connect(SQLITE_PATH)
+    sqlite_conn.row_factory = sqlite3.Row
+
+    # 连接 MySQL — 先建表
+    from database import Base, engine
+    import models  # noqa: F401 — 确保所有模型已注册
+    Base.metadata.create_all(bind=engine)
+    print("[OK] MySQL tables created")
+
+    mysql_engine = engine
+    Session = sessionmaker(bind=mysql_engine)
+    session = Session()
+
+    try:
+        for table in TABLES:
+            rows = sqlite_conn.execute(f"SELECT * FROM {table}").fetchall()
+            if not rows:
+                print(f"  {table}: 0 rows (skip)")
+                continue
+
+            cols = rows[0].keys()
+            col_list = ", ".join(cols)
+            param_list = ", ".join(f":{c}" for c in cols)
+            insert_sql = text(f"INSERT INTO {table} ({col_list}) VALUES ({param_list})")
+
+            # 清空目标表（避免重复运行冲突）
+            session.execute(text(f"DELETE FROM {table}"))
+
+            for row in rows:
+                data = dict(row)
+                session.execute(insert_sql, data)
+
+            session.commit()
+            print(f"  {table}: {len(rows)} rows migrated")
+
+        print("\n[DONE] Migration complete!")
+    except Exception as e:
+        session.rollback()
+        print(f"\n[ERROR] Migration failed: {e}")
+        raise
+    finally:
+        session.close()
+        sqlite_conn.close()
+
+
+if __name__ == "__main__":
+    migrate()

backend/requirements.txt

@@ -10,3 +10,4 @@ openai
 httpx
 apscheduler
 python-dotenv
+pymysql

k8s/backend-deployment-prod.yaml

@@ -1,15 +1,3 @@
-# SQLite 持久化存储
-apiVersion: v1
-kind: PersistentVolumeClaim
-metadata:
-  name: airlabs-manage-sqlite-data
-spec:
-  accessModes:
-    - ReadWriteOnce
-  resources:
-    requests:
-      storage: 1Gi
----
 apiVersion: apps/v1
 kind: Deployment
 metadata:
@@ -33,18 +21,23 @@ spec:
         ports:
         - containerPort: 8000
         env:
-        # SQLite 存储在持久卷中
+        # Database (阿里云 RDS MySQL)
-        - name: DATABASE_URL
+        - name: DB_HOST
-          value: "sqlite:////app/data/airlabs.db"
+          value: "rm-7xv1uaw910558p1788o.mysql.rds.aliyuncs.com"
-        # 生产环境 JWT 密钥（部署前请修改）
+        - name: DB_NAME
+          value: "airlabs-manage"
+        - name: DB_USER
+          value: "airlabs_manage"
+        - name: DB_PASSWORD
+          value: "Airlabs-manage123"
+        - name: DB_PORT
+          value: "3306"
+        # 生产环境 JWT 密钥
         - name: SECRET_KEY
           value: "Ui5-xEvtAhKRDtlXKzDfd7TElsVZFUhakff0qcjn8jU"
         # CORS 允许的域名
         - name: CORS_ORIGINS
           value: "https://airlabs-manage-web.airlabs.art"
-        volumeMounts:
-        - name: sqlite-data
-          mountPath: /app/data
         resources:
           requests:
             memory: "128Mi"
@@ -52,10 +45,6 @@ spec:
           limits:
             memory: "512Mi"
             cpu: "500m"
-      volumes:
-      - name: sqlite-data
-        persistentVolumeClaim:
-          claimName: airlabs-manage-sqlite-data
 ---
 apiVersion: v1
 kind: Service