Initial public ModelForge release

2026-09-01 21:30:16 +02:00
commit 7082ab955a
490 changed files with 104252 additions and 0 deletions
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+"""Add audited compute-node decommission tombstones and operation records.
+
+Revision ID: 20260828_0022
+Revises: 20260827_0021
+"""
+
+from collections.abc import Sequence
+
+import sqlalchemy as sa
+
+from alembic import op
+
+revision: str = "20260828_0022"
+down_revision: str | None = "20260827_0021"
+branch_labels: str | Sequence[str] | None = None
+depends_on: str | Sequence[str] | None = None
+
+
+def upgrade() -> None:
+    op.add_column(
+        "compute_nodes",
+        sa.Column("generation", sa.BigInteger(), nullable=False, server_default="1"),
+    )
+    op.add_column("compute_nodes", sa.Column("decommissioned_at", sa.DateTime(timezone=True)))
+    op.add_column("compute_nodes", sa.Column("decommission_reason", sa.Text()))
+    op.add_column("compute_nodes", sa.Column("decommissioned_by", sa.String(255)))
+    op.create_index("ix_compute_nodes_decommissioned_at", "compute_nodes", ["decommissioned_at"])
+    op.create_table(
+        "node_decommission_operations",
+        sa.Column("id", sa.Uuid(), primary_key=True, nullable=False),
+        sa.Column(
+            "compute_node_id",
+            sa.Uuid(),
+            sa.ForeignKey("compute_nodes.id", ondelete="RESTRICT"),
+            nullable=False,
+        ),
+        sa.Column("persisted_identity", sa.String(128), nullable=False),
+        sa.Column("idempotency_key", sa.String(128), nullable=False),
+        sa.Column("expected_generation", sa.BigInteger(), nullable=False),
+        sa.Column("preview_digest", sa.String(64), nullable=False),
+        sa.Column("reason", sa.Text(), nullable=False),
+        sa.Column("operator", sa.String(255), nullable=False),
+        sa.Column("previous_state", sa.JSON(), nullable=False),
+        sa.Column("cleanup_summary", sa.JSON(), nullable=False),
+        sa.Column("status", sa.String(32), nullable=False, server_default="completed"),
+        sa.Column(
+            "created_at",
+            sa.DateTime(timezone=True),
+            nullable=False,
+            server_default=sa.func.now(),
+        ),
+        sa.Column("decommissioned_at", sa.DateTime(timezone=True), nullable=False),
+        sa.UniqueConstraint("compute_node_id", name="uq_node_decommission_node"),
+        sa.UniqueConstraint("idempotency_key", name="uq_node_decommission_idempotency"),
+        sa.CheckConstraint("expected_generation >= 1", name="ck_node_decommission_generation"),
+    )
+    for column in ("compute_node_id", "persisted_identity", "status", "decommissioned_at"):
+        op.create_index(
+            f"ix_node_decommission_operations_{column}",
+            "node_decommission_operations",
+            [column],
+        )
+
+
+def downgrade() -> None:
+    op.drop_table("node_decommission_operations")
+    op.drop_index("ix_compute_nodes_decommissioned_at", table_name="compute_nodes")
+    op.drop_column("compute_nodes", "decommissioned_by")
+    op.drop_column("compute_nodes", "decommission_reason")
+    op.drop_column("compute_nodes", "decommissioned_at")
+    op.drop_column("compute_nodes", "generation")