Pyramid web app for inspecting arborist Merkle trees over sharded SQLite: document roots, inclusion proofs, an interactive 3D Merkle lattice (six.js / WebGL with graceful fallback), audit-chain linkage, and a live SSE event stream. Generated artifacts (env/, vendored static/six/ bundles, demo databases) are gitignored and rebuilt via the Makefile (venv, six, init-db, serve).
42 lines
1.4 KiB
Python
42 lines
1.4 KiB
Python
"""SQLAlchemy models for the dashboard metadata DB.
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This DB carries **only** dashboard-layer state — saved layouts, filter
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presets, user prefs. arborist provenance shards stay the source of
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truth and are imported read-only via ``arborist.embed`` (no SQLAlchemy
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session over arborist tables, per ticket §3-corrected).
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"""
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from __future__ import annotations
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from sqlalchemy import JSON, Column, DateTime, Integer, String, Text
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from sqlalchemy.orm import declarative_base, sessionmaker
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from sqlalchemy.sql import func
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Base = declarative_base()
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class Dashboard(Base):
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__tablename__ = "dashboards"
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id = Column(String(64), primary_key=True)
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title = Column(String(256), nullable=False)
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description = Column(Text, nullable=True)
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version = Column(String(32), nullable=False, default="dashboard-v1")
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config_json = Column(JSON, nullable=False)
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created_at = Column(DateTime, server_default=func.now())
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updated_at = Column(DateTime, server_default=func.now(), onupdate=func.now())
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class FilterPreset(Base):
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__tablename__ = "filter_presets"
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id = Column(Integer, primary_key=True, autoincrement=True)
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dashboard_id = Column(String(64), nullable=False, index=True)
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name = Column(String(128), nullable=False)
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filter_json = Column(JSON, nullable=False)
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created_at = Column(DateTime, server_default=func.now())
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def make_session_factory(engine) -> sessionmaker:
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return sessionmaker(bind=engine, expire_on_commit=False)
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