Files
Aegis/backend/app/models/evidence.py
Kitos ec65991ac1 feat: Phase 1 - Data models and migrations (T-004 to T-009)
Implements all database models for the Aegis platform with full
Alembic migration support.

Models created:
- User: Authentication with role-based access control
- Technique: MITRE ATT&CK techniques with coverage status tracking
- Test: Security tests with validation workflow (draft/review/validated)
- Evidence: File metadata for test evidence (stored in MinIO)
- IntelItem: Threat intelligence items linked to techniques
- AuditLog: System-wide audit trail with JSONB details

Enumerations:
- TechniqueStatus: not_evaluated, in_progress, validated, partial, etc.
- TestState: draft, in_review, validated, rejected
- TestResult: detected, not_detected, partially_detected

Services:
- audit_service.py: log_action() helper for audit logging

All models include proper foreign key relationships and PostgreSQL
enum types are managed correctly in migrations (create/drop).
2026-02-06 12:26:26 +01:00

31 lines
1.1 KiB
Python

import uuid
from datetime import datetime
from sqlalchemy import Column, String, DateTime, ForeignKey
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.orm import relationship
from app.database import Base
class Evidence(Base):
"""
Evidence model for storing file metadata associated with tests.
Files are stored in MinIO, and this model tracks the file location,
integrity hash, and upload metadata.
"""
__tablename__ = "evidences"
id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
test_id = Column(UUID(as_uuid=True), ForeignKey("tests.id"), nullable=False)
file_name = Column(String, nullable=False)
file_path = Column(String, nullable=False) # Path in MinIO
sha256_hash = Column(String, nullable=False)
uploaded_by = Column(UUID(as_uuid=True), ForeignKey("users.id"), nullable=True)
uploaded_at = Column(DateTime, default=datetime.utcnow)
# Relationships
test = relationship("Test", back_populates="evidences")
uploader = relationship("User", foreign_keys=[uploaded_by])