initial commit after split

2026-06-24 01:43:10 +02:00
parent b1d6c0150f
commit 30c11a6dcf
173 changed files with 25380 additions and 0 deletions
--- a/alembic/versions/7b8c9d0e1f2a_safe_delivery_execution.py
+++ b/alembic/versions/7b8c9d0e1f2a_safe_delivery_execution.py
@@ -0,0 +1,64 @@
+"""Safe delivery lifecycle and immutable execution snapshot.
+
+Revision ID: 7b8c9d0e1f2a
+Revises: 6a7b8c9d0e1f
+Create Date: 2026-06-14 12:00:00.000000
+"""
+from __future__ import annotations
+
+from alembic import op
+import sqlalchemy as sa
+
+revision = "7b8c9d0e1f2a"
+down_revision = "6a7b8c9d0e1f"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    with op.batch_alter_table("campaign_versions") as batch_op:
+        batch_op.add_column(sa.Column("execution_snapshot", sa.JSON(), nullable=True))
+        batch_op.add_column(sa.Column("execution_snapshot_hash", sa.String(length=64), nullable=True))
+        batch_op.add_column(sa.Column("execution_snapshot_at", sa.DateTime(timezone=True), nullable=True))
+        batch_op.create_index("ix_campaign_versions_execution_snapshot_hash", ["execution_snapshot_hash"], unique=False)
+
+    with op.batch_alter_table("campaign_jobs") as batch_op:
+        batch_op.add_column(sa.Column("claimed_at", sa.DateTime(timezone=True), nullable=True))
+        batch_op.add_column(sa.Column("claim_token", sa.String(length=36), nullable=True))
+        batch_op.add_column(sa.Column("smtp_started_at", sa.DateTime(timezone=True), nullable=True))
+        batch_op.add_column(sa.Column("outcome_unknown_at", sa.DateTime(timezone=True), nullable=True))
+        batch_op.add_column(sa.Column("eml_sha256", sa.String(length=64), nullable=True))
+        batch_op.create_index("ix_campaign_jobs_claim_token", ["claim_token"], unique=False)
+        batch_op.create_index("ix_campaign_jobs_eml_sha256", ["eml_sha256"], unique=False)
+
+    with op.batch_alter_table("send_attempts") as batch_op:
+        batch_op.add_column(sa.Column("status", sa.String(length=50), nullable=False, server_default="started"))
+        batch_op.add_column(sa.Column("claim_token", sa.String(length=36), nullable=True))
+        batch_op.create_index("ix_send_attempts_status", ["status"], unique=False)
+        batch_op.create_index("ix_send_attempts_claim_token", ["claim_token"], unique=False)
+
+    # Existing successful rows remain readable through the legacy 'sent' value.
+    # No data rewrite is required; new deliveries use 'smtp_accepted'.
+
+
+def downgrade() -> None:
+    with op.batch_alter_table("send_attempts") as batch_op:
+        batch_op.drop_index("ix_send_attempts_claim_token")
+        batch_op.drop_index("ix_send_attempts_status")
+        batch_op.drop_column("claim_token")
+        batch_op.drop_column("status")
+
+    with op.batch_alter_table("campaign_jobs") as batch_op:
+        batch_op.drop_index("ix_campaign_jobs_eml_sha256")
+        batch_op.drop_index("ix_campaign_jobs_claim_token")
+        batch_op.drop_column("eml_sha256")
+        batch_op.drop_column("outcome_unknown_at")
+        batch_op.drop_column("smtp_started_at")
+        batch_op.drop_column("claim_token")
+        batch_op.drop_column("claimed_at")
+
+    with op.batch_alter_table("campaign_versions") as batch_op:
+        batch_op.drop_index("ix_campaign_versions_execution_snapshot_hash")
+        batch_op.drop_column("execution_snapshot_at")
+        batch_op.drop_column("execution_snapshot_hash")
+        batch_op.drop_column("execution_snapshot")