第一次提交

backend/app/models/execution_log.py

@@ -0,0 +1,29 @@
+"""
+执行日志模型
+"""
+from sqlalchemy import Column, String, Text, Integer, DateTime, JSON, ForeignKey, func
+from sqlalchemy.dialects.mysql import CHAR
+from sqlalchemy.orm import relationship
+from app.core.database import Base
+import uuid
+
+
+class ExecutionLog(Base):
+    """执行日志表"""
+    __tablename__ = "execution_logs"
+
+    id = Column(CHAR(36), primary_key=True, default=lambda: str(uuid.uuid4()), comment="日志ID")
+    execution_id = Column(CHAR(36), ForeignKey("executions.id"), nullable=False, comment="执行ID")
+    node_id = Column(String(100), nullable=True, comment="节点ID")
+    node_type = Column(String(50), nullable=True, comment="节点类型")
+    level = Column(String(20), nullable=False, comment="日志级别: INFO/WARN/ERROR/DEBUG")
+    message = Column(Text, nullable=False, comment="日志消息")
+    data = Column(JSON, comment="附加数据")
+    timestamp = Column(DateTime, default=func.now(), comment="时间戳")
+    duration = Column(Integer, comment="执行耗时(ms)")
+
+    # 关系
+    execution = relationship("Execution", backref="logs")
+
+    def __repr__(self):
+        return f"<ExecutionLog(id={self.id}, execution_id={self.execution_id}, level={self.level})>"