Initial commit: 000-platform project skeleton

backend/app/config.py

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+"""配置管理"""
+import os
+from functools import lru_cache
+from pydantic_settings import BaseSettings
+
+
+class Settings(BaseSettings):
+    """应用配置"""
+    # 应用信息
+    APP_NAME: str = "000-platform"
+    APP_VERSION: str = "0.1.0"
+    DEBUG: bool = False
+    
+    # 数据库
+    DATABASE_URL: str = "mysql+pymysql://scrm_reader:ScrmReader2024Pass@47.107.71.55:3306/new_qiqi"
+    
+    # API Key（内部服务调用）
+    API_KEY: str = "platform_api_key_2026"
+    
+    # 管理员账号
+    ADMIN_USERNAME: str = "admin"
+    ADMIN_PASSWORD_HASH: str = ""  # bcrypt hash
+    
+    # JWT
+    JWT_SECRET: str = "platform_jwt_secret_2026_change_in_prod"
+    JWT_ALGORITHM: str = "HS256"
+    JWT_EXPIRE_HOURS: int = 24
+    
+    # 配置加密密钥
+    CONFIG_ENCRYPT_KEY: str = "platform_config_key_32bytes!!"
+    
+    class Config:
+        env_file = ".env"
+        extra = "ignore"
+
+
+@lru_cache()
+def get_settings() -> Settings:
+    return Settings()

backend/app/database.py

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+"""数据库连接"""
+from sqlalchemy import create_engine
+from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy.orm import sessionmaker
+
+from .config import get_settings
+
+settings = get_settings()
+
+engine = create_engine(
+    settings.DATABASE_URL,
+    pool_pre_ping=True,
+    pool_size=5,
+    max_overflow=10,
+    echo=settings.DEBUG
+)
+
+SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
+
+Base = declarative_base()
+
+
+def get_db():
+    """获取数据库会话"""
+    db = SessionLocal()
+    try:
+        yield db
+    finally:
+        db.close()

backend/app/main.py

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+"""平台服务入口"""
+from fastapi import FastAPI
+from fastapi.middleware.cors import CORSMiddleware
+
+from .config import get_settings
+from .routers import stats_router, logs_router, config_router, health_router
+
+settings = get_settings()
+
+app = FastAPI(
+    title=settings.APP_NAME,
+    version=settings.APP_VERSION,
+    description="平台基础设施服务 - 统计/日志/配置管理"
+)
+
+# CORS
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+# 注册路由
+app.include_router(health_router)
+app.include_router(stats_router)
+app.include_router(logs_router)
+app.include_router(config_router)
+
+
+@app.get("/")
+async def root():
+    return {
+        "service": settings.APP_NAME,
+        "version": settings.APP_VERSION,
+        "docs": "/docs"
+    }

backend/app/models/__init__.py

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+"""数据模型"""
+from .tenant import Tenant, Subscription, Config
+from .stats import AICallEvent, TenantUsageDaily
+from .logs import PlatformLog
+
+__all__ = [
+    "Tenant",
+    "Subscription", 
+    "Config",
+    "AICallEvent",
+    "TenantUsageDaily",
+    "PlatformLog"
+]

backend/app/models/logs.py

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+"""日志相关模型"""
+from datetime import datetime
+from sqlalchemy import Column, BigInteger, String, Integer, Text, JSON, Enum, TIMESTAMP
+from ..database import Base
+
+
+class PlatformLog(Base):
+    """统一日志表"""
+    __tablename__ = "platform_logs"
+    
+    id = Column(BigInteger, primary_key=True, autoincrement=True)
+    trace_id = Column(String(36))
+    tenant_id = Column(BigInteger)
+    user_id = Column(BigInteger)
+    app_code = Column(String(50), nullable=False)
+    log_type = Column(Enum('request', 'error', 'app', 'biz', 'audit'), nullable=False)
+    level = Column(Enum('debug', 'info', 'warn', 'error', 'fatal'), default='info')
+    category = Column(String(100))
+    message = Column(Text, nullable=False)
+    context = Column(JSON)
+    method = Column(String(10))
+    path = Column(String(500))
+    status_code = Column(Integer)
+    duration_ms = Column(Integer)
+    error_type = Column(String(100))
+    stack_trace = Column(Text)
+    action = Column(String(100))
+    target_type = Column(String(50))
+    target_id = Column(String(100))
+    log_time = Column(TIMESTAMP, nullable=False)
+    created_at = Column(TIMESTAMP, default=datetime.now)

backend/app/models/stats.py

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+"""统计相关模型"""
+from datetime import datetime, date
+from decimal import Decimal
+from sqlalchemy import Column, BigInteger, String, Integer, Date, DECIMAL, TIMESTAMP
+from ..database import Base
+
+
+class AICallEvent(Base):
+    """AI调用明细"""
+    __tablename__ = "platform_ai_call_events"
+    
+    id = Column(BigInteger, primary_key=True, autoincrement=True)
+    tenant_id = Column(BigInteger, nullable=False)
+    user_id = Column(BigInteger)
+    app_code = Column(String(50), nullable=False)
+    module_code = Column(String(50), nullable=False)
+    trace_id = Column(String(36))
+    prompt_name = Column(String(100), nullable=False)
+    model = Column(String(100), nullable=False)
+    input_tokens = Column(Integer, default=0)
+    output_tokens = Column(Integer, default=0)
+    cost = Column(DECIMAL(10, 6), default=0)
+    latency_ms = Column(Integer, default=0)
+    status = Column(String(20), default='success')
+    event_time = Column(TIMESTAMP, nullable=False)
+    created_at = Column(TIMESTAMP, default=datetime.now)
+
+
+class TenantUsageDaily(Base):
+    """租户日用量汇总"""
+    __tablename__ = "platform_tenant_usage_daily"
+    
+    id = Column(BigInteger, primary_key=True, autoincrement=True)
+    tenant_id = Column(BigInteger, nullable=False)
+    app_code = Column(String(50), nullable=False)
+    stat_date = Column(Date, nullable=False)
+    ai_calls = Column(Integer, default=0)
+    ai_tokens = Column(BigInteger, default=0)
+    ai_cost = Column(DECIMAL(10, 4), default=0)
+    created_at = Column(TIMESTAMP, default=datetime.now)
+    updated_at = Column(TIMESTAMP, default=datetime.now, onupdate=datetime.now)

backend/app/models/tenant.py

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+"""租户相关模型"""
+from datetime import datetime, date
+from sqlalchemy import Column, BigInteger, String, Enum, Date, Text, Boolean, JSON, TIMESTAMP
+from ..database import Base
+
+
+class Tenant(Base):
+    """租户表"""
+    __tablename__ = "platform_tenants"
+    
+    id = Column(BigInteger, primary_key=True, autoincrement=True)
+    code = Column(String(50), unique=True, nullable=False)
+    name = Column(String(100), nullable=False)
+    contact_info = Column(JSON)
+    status = Column(Enum('active', 'expired', 'trial'), default='active')
+    expired_at = Column(Date)
+    created_at = Column(TIMESTAMP, default=datetime.now)
+    updated_at = Column(TIMESTAMP, default=datetime.now, onupdate=datetime.now)
+
+
+class Subscription(Base):
+    """订阅表"""
+    __tablename__ = "platform_subscriptions"
+    
+    id = Column(BigInteger, primary_key=True, autoincrement=True)
+    tenant_id = Column(BigInteger, nullable=False)
+    app_code = Column(String(50), nullable=False)
+    start_date = Column(Date)
+    end_date = Column(Date)
+    quota = Column(JSON)
+    status = Column(Enum('active', 'expired'), default='active')
+    created_at = Column(TIMESTAMP, default=datetime.now)
+    updated_at = Column(TIMESTAMP, default=datetime.now, onupdate=datetime.now)
+
+
+class Config(Base):
+    """配置表"""
+    __tablename__ = "platform_configs"
+    
+    id = Column(BigInteger, primary_key=True, autoincrement=True)
+    tenant_id = Column(BigInteger, nullable=False)
+    config_type = Column(String(50), nullable=False)
+    config_key = Column(String(100), nullable=False)
+    config_value = Column(Text)
+    is_encrypted = Column(Boolean, default=False)
+    created_at = Column(TIMESTAMP, default=datetime.now)
+    updated_at = Column(TIMESTAMP, default=datetime.now, onupdate=datetime.now)

backend/app/routers/__init__.py

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+"""API路由"""
+from .stats import router as stats_router
+from .logs import router as logs_router
+from .config import router as config_router
+from .health import router as health_router
+
+__all__ = [
+    "stats_router",
+    "logs_router",
+    "config_router",
+    "health_router"
+]

backend/app/routers/config.py

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+"""配置路由"""
+from typing import Optional
+from fastapi import APIRouter, Depends, Header, HTTPException, Query
+from sqlalchemy.orm import Session
+
+from ..database import get_db
+from ..config import get_settings
+from ..models.tenant import Config
+from ..schemas.config import ConfigValue, ConfigWrite
+from ..services.crypto import decrypt_value
+
+router = APIRouter(prefix="/api/config", tags=["config"])
+settings = get_settings()
+
+
+def verify_api_key(x_api_key: str = Header(..., alias="X-API-Key")):
+    """验证API Key"""
+    if x_api_key != settings.API_KEY:
+        raise HTTPException(status_code=401, detail="Invalid API Key")
+    return x_api_key
+
+
+@router.get("/{config_type}/{config_key}", response_model=ConfigValue)
+async def get_config(
+    config_type: str,
+    config_key: str,
+    tenant_id: int = Query(..., description="租户ID"),
+    db: Session = Depends(get_db),
+    _: str = Depends(verify_api_key)
+):
+    """读取配置"""
+    config = db.query(Config).filter(
+        Config.tenant_id == tenant_id,
+        Config.config_type == config_type,
+        Config.config_key == config_key
+    ).first()
+    
+    if not config:
+        raise HTTPException(status_code=404, detail="Config not found")
+    
+    value = config.config_value
+    if config.is_encrypted:
+        value = decrypt_value(value)
+    
+    return ConfigValue(
+        config_type=config.config_type,
+        config_key=config.config_key,
+        config_value=value
+    )

backend/app/routers/health.py

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+"""健康检查路由"""
+from fastapi import APIRouter
+
+from ..config import get_settings
+
+router = APIRouter(tags=["health"])
+settings = get_settings()
+
+
+@router.get("/health")
+async def health_check():
+    """健康检查"""
+    return {
+        "status": "ok",
+        "app": settings.APP_NAME,
+        "version": settings.APP_VERSION
+    }

backend/app/routers/logs.py

@@ -0,0 +1,45 @@
+"""日志路由"""
+from fastapi import APIRouter, Depends, Header, HTTPException
+from sqlalchemy.orm import Session
+
+from ..database import get_db
+from ..config import get_settings
+from ..models.logs import PlatformLog
+from ..schemas.logs import LogCreate, LogResponse, BatchLogRequest
+
+router = APIRouter(prefix="/api/logs", tags=["logs"])
+settings = get_settings()
+
+
+def verify_api_key(x_api_key: str = Header(..., alias="X-API-Key")):
+    """验证API Key"""
+    if x_api_key != settings.API_KEY:
+        raise HTTPException(status_code=401, detail="Invalid API Key")
+    return x_api_key
+
+
+@router.post("/write", response_model=LogResponse)
+async def write_log(
+    log: LogCreate,
+    db: Session = Depends(get_db),
+    _: str = Depends(verify_api_key)
+):
+    """写入日志"""
+    db_log = PlatformLog(**log.model_dump())
+    db.add(db_log)
+    db.commit()
+    db.refresh(db_log)
+    return db_log
+
+
+@router.post("/write/batch")
+async def batch_write_logs(
+    request: BatchLogRequest,
+    db: Session = Depends(get_db),
+    _: str = Depends(verify_api_key)
+):
+    """批量写入日志"""
+    logs = [PlatformLog(**l.model_dump()) for l in request.logs]
+    db.add_all(logs)
+    db.commit()
+    return {"success": True, "count": len(logs)}

backend/app/routers/stats.py

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+"""统计上报路由"""
+from fastapi import APIRouter, Depends, Header, HTTPException
+from sqlalchemy.orm import Session
+
+from ..database import get_db
+from ..config import get_settings
+from ..models.stats import AICallEvent
+from ..schemas.stats import AICallEventCreate, AICallEventResponse, BatchReportRequest
+
+router = APIRouter(prefix="/api/stats", tags=["stats"])
+settings = get_settings()
+
+
+def verify_api_key(x_api_key: str = Header(..., alias="X-API-Key")):
+    """验证API Key"""
+    if x_api_key != settings.API_KEY:
+        raise HTTPException(status_code=401, detail="Invalid API Key")
+    return x_api_key
+
+
+@router.post("/report", response_model=AICallEventResponse)
+async def report_ai_call(
+    event: AICallEventCreate,
+    db: Session = Depends(get_db),
+    _: str = Depends(verify_api_key)
+):
+    """上报AI调用事件"""
+    db_event = AICallEvent(**event.model_dump())
+    db.add(db_event)
+    db.commit()
+    db.refresh(db_event)
+    return db_event
+
+
+@router.post("/report/batch")
+async def batch_report_ai_calls(
+    request: BatchReportRequest,
+    db: Session = Depends(get_db),
+    _: str = Depends(verify_api_key)
+):
+    """批量上报AI调用事件"""
+    events = [AICallEvent(**e.model_dump()) for e in request.events]
+    db.add_all(events)
+    db.commit()
+    return {"success": True, "count": len(events)}

backend/app/schemas/__init__.py

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+"""请求/响应模型"""
+from .stats import AICallEventCreate, AICallEventResponse
+from .logs import LogCreate, LogResponse
+from .config import ConfigRead
+
+__all__ = [
+    "AICallEventCreate",
+    "AICallEventResponse",
+    "LogCreate",
+    "LogResponse",
+    "ConfigRead"
+]

backend/app/schemas/config.py

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+"""配置相关Schema"""
+from typing import Optional
+from pydantic import BaseModel, Field
+
+
+class ConfigRead(BaseModel):
+    """配置读取请求"""
+    tenant_id: int = Field(..., description="租户ID")
+    config_type: str = Field(..., description="配置类型")
+    config_key: str = Field(..., description="配置键")
+
+
+class ConfigValue(BaseModel):
+    """配置值响应"""
+    config_type: str
+    config_key: str
+    config_value: Optional[str]
+    
+    
+class ConfigWrite(BaseModel):
+    """配置写入"""
+    tenant_id: int
+    config_type: str
+    config_key: str
+    config_value: str
+    encrypt: bool = False

backend/app/schemas/logs.py

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+"""日志相关Schema"""
+from datetime import datetime
+from typing import Optional, Literal
+from pydantic import BaseModel, Field
+
+
+class LogCreate(BaseModel):
+    """日志写入"""
+    trace_id: Optional[str] = Field(None, description="链路追踪ID")
+    tenant_id: Optional[int] = Field(None, description="租户ID")
+    user_id: Optional[int] = Field(None, description="用户ID")
+    app_code: str = Field(..., description="应用编码")
+    log_type: Literal['request', 'error', 'app', 'biz', 'audit'] = Field(..., description="日志类型")
+    level: Literal['debug', 'info', 'warn', 'error', 'fatal'] = Field('info', description="级别")
+    category: Optional[str] = Field(None, description="分类")
+    message: str = Field(..., description="消息")
+    context: Optional[dict] = Field(None, description="上下文")
+    method: Optional[str] = Field(None, description="HTTP方法")
+    path: Optional[str] = Field(None, description="请求路径")
+    status_code: Optional[int] = Field(None, description="HTTP状态码")
+    duration_ms: Optional[int] = Field(None, description="耗时(ms)")
+    error_type: Optional[str] = Field(None, description="错误类型")
+    stack_trace: Optional[str] = Field(None, description="堆栈")
+    action: Optional[str] = Field(None, description="操作")
+    target_type: Optional[str] = Field(None, description="目标类型")
+    target_id: Optional[str] = Field(None, description="目标ID")
+    log_time: datetime = Field(..., description="日志时间")
+
+
+class LogResponse(BaseModel):
+    """日志响应"""
+    id: int
+    trace_id: Optional[str]
+    app_code: str
+    log_type: str
+    level: str
+    message: str
+    log_time: datetime
+    
+    class Config:
+        from_attributes = True
+
+
+class BatchLogRequest(BaseModel):
+    """批量日志请求"""
+    logs: list[LogCreate]

backend/app/schemas/stats.py

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+"""统计相关Schema"""
+from datetime import datetime
+from decimal import Decimal
+from typing import Optional
+from pydantic import BaseModel, Field
+
+
+class AICallEventCreate(BaseModel):
+    """AI调用事件上报"""
+    tenant_id: int = Field(..., description="租户ID")
+    user_id: Optional[int] = Field(None, description="用户ID")
+    app_code: str = Field(..., description="应用编码")
+    module_code: str = Field(..., description="模块编码")
+    trace_id: Optional[str] = Field(None, description="链路追踪ID")
+    prompt_name: str = Field(..., description="Prompt名称")
+    model: str = Field(..., description="模型名称")
+    input_tokens: int = Field(0, description="输入token")
+    output_tokens: int = Field(0, description="输出token")
+    cost: Decimal = Field(Decimal("0"), description="成本")
+    latency_ms: int = Field(0, description="延迟(ms)")
+    status: str = Field("success", description="状态")
+    event_time: datetime = Field(..., description="事件时间")
+
+
+class AICallEventResponse(BaseModel):
+    """AI调用事件响应"""
+    id: int
+    tenant_id: int
+    app_code: str
+    prompt_name: str
+    model: str
+    input_tokens: int
+    output_tokens: int
+    event_time: datetime
+    
+    class Config:
+        from_attributes = True
+
+
+class BatchReportRequest(BaseModel):
+    """批量上报请求"""
+    events: list[AICallEventCreate]

backend/app/services/__init__.py

@@ -0,0 +1,4 @@
+"""业务服务"""
+from .crypto import encrypt_value, decrypt_value
+
+__all__ = ["encrypt_value", "decrypt_value"]

backend/app/services/crypto.py

@@ -0,0 +1,37 @@
+"""配置加密服务"""
+import base64
+from cryptography.fernet import Fernet
+from cryptography.hazmat.primitives import hashes
+from cryptography.hazmat.primitives.kdf.pbkdf2 import PBKDF2HMAC
+
+from ..config import get_settings
+
+settings = get_settings()
+
+
+def _get_fernet() -> Fernet:
+    """获取Fernet实例"""
+    # 使用PBKDF2从密钥派生32字节密钥
+    kdf = PBKDF2HMAC(
+        algorithm=hashes.SHA256(),
+        length=32,
+        salt=b'platform_salt_2026',
+        iterations=100000,
+    )
+    key = base64.urlsafe_b64encode(kdf.derive(settings.CONFIG_ENCRYPT_KEY.encode()))
+    return Fernet(key)
+
+
+def encrypt_value(value: str) -> str:
+    """加密配置值"""
+    f = _get_fernet()
+    encrypted = f.encrypt(value.encode())
+    return base64.urlsafe_b64encode(encrypted).decode()
+
+
+def decrypt_value(encrypted_value: str) -> str:
+    """解密配置值"""
+    f = _get_fernet()
+    encrypted = base64.urlsafe_b64decode(encrypted_value.encode())
+    decrypted = f.decrypt(encrypted)
+    return decrypted.decode()