HA-464 (fides DB migration) (#5846)

Author: adamsachs

.fides/db_dataset.yml

@@ -974,6 +974,8 @@ dataset:
       data_categories: [system.operations]
     - name: classification_instances
       data_categories: [system.operations]
+    - name: messages
+      data_categories: [system.operations]
     - name: created_at
       data_categories: [system.operations]
     - name: updated_at

CHANGELOG.md

@@ -23,6 +23,7 @@ Changes can also be flagged with a GitHub label for tracking purposes. The URL o
 
 ### Added
 - DB model support for Attachments [#5784](https://github.com/ethyca/fides/pull/5784) https://github.com/ethyca/fides/labels/db-migration
+- DB model support for messages on `MonitorExecution` records [#5846](https://github.com/ethyca/fides/pull/5846) https://github.com/ethyca/fides/labels/db-migration
 
 ### Changed
 - Bumped supported Python versions to `3.10.16` and `3.9.21` [#5840](https://github.com/ethyca/fides/pull/5840)

src/fides/api/alembic/migrations/versions/3c58001ad310_add_messages_to_monitor_execution.py

@@ -0,0 +1,32 @@
+"""add errors to monitor execution
+
+Revision ID: 3c58001ad310
+Revises: bd875a8b5d96
+Create Date: 2025-02-27 20:45:38.462604
+
+"""
+
+import sqlalchemy as sa
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision = "3c58001ad310"
+down_revision = "bd875a8b5d96"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.add_column(
+        "monitorexecution",
+        sa.Column(
+            "messages",
+            sa.ARRAY(sa.String()),
+            nullable=False,
+            server_default="{}",
+        ),
+    )
+
+
+def downgrade() -> None:
+    op.drop_column("monitorexecution", "messages")

src/fides/api/models/detection_discovery.py

@@ -398,6 +398,13 @@ class MonitorExecution(Base):
         nullable=False,
         default=list,
     )
+    # stores additional information from monitor execution failures as an array of strings,
+    # e.g. error messages, stack traces, etc.
+    messages = Column(
+        ARRAY(String),
+        nullable=False,
+        default=list,
+    )
     created_at = Column(DateTime(timezone=True), server_default=func.now())
     updated_at = Column(
         DateTime(timezone=True),