Define evaluation history schemas

database/migrations/000064_evaluation_history.down.sql

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+-- Copyright 2024 Stacklok, Inc
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--      http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+
+BEGIN;
+
+DROP TABLE IF EXISTS rule_entity_evaluations;
+DROP TABLE IF EXISTS evaluation_history;
+DROP TABLE IF EXISTS evaluation_instance;
+DROP TABLE IF EXISTS latest_evaluation_state;
+DROP TABLE IF EXISTS remediation_events;
+DROP TABLE IF EXISTS alert_events;
+
+COMMIT;

database/migrations/000064_evaluation_history.up.sql

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+-- Copyright 2024 Stacklok, Inc
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--      http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+
+BEGIN;
+
+CREATE TABLE rule_entity_evaluations(
+    id           UUID NOT NULL DEFAULT gen_random_uuid() PRIMARY KEY,
+    rule_id      UUID NOT NULL REFERENCES rule_instances(id) ON DELETE CASCADE,
+    -- Copying the same pattern of linking to entity types as used in rule_evaluations
+    repository_id UUID REFERENCES repositories(id),
+    pull_request_id UUID REFERENCES pull_requests(id),
+    artifact_id UUID REFERENCES artifacts(id),
+    UNIQUE(rule_id, repository_id),
+    UNIQUE(rule_id, pull_request_id),
+    UNIQUE(rule_id, artifact_id),
+    -- exactly one entity ID column must be set
+    CONSTRAINT one_entity_id CHECK (num_nonnulls(repository_id, artifact_id, pull_request_id) = 1)
+);
+
+CREATE TABLE evaluation_history(
+    id UUID NOT NULL DEFAULT gen_random_uuid() PRIMARY KEY,
+    rule_entity_id UUID NOT NULL REFERENCES rule_entity_evaluations(id) ON DELETE CASCADE,
+    status eval_status_types NOT NULL,
+    details TEXT NOT NULL
+);
+
+CREATE TABLE evaluation_instance(
+    evaluation_id UUID NOT NULL REFERENCES evaluation_history(id) ON DELETE CASCADE,
+    evaluation_time TIMESTAMP NOT NULL DEFAULT NOW(),
+    PRIMARY KEY (evaluation_id, evaluation_time)
+);
+
+CREATE TABLE latest_evaluation_state(
+    rule_entity_id UUID NOT NULL PRIMARY KEY REFERENCES rule_entity_evaluations(id) ON DELETE CASCADE,
+    evaluation_history_id UUID NOT NULL REFERENCES evaluation_history(id)
+);
+
+CREATE TABLE remediation_events(
+    id UUID NOT NULL DEFAULT gen_random_uuid() PRIMARY KEY,
+    evaluation_id UUID NOT NULL REFERENCES evaluation_history(id),
+    status remediation_status_types NOT NULL,
+    details TEXT NOT NULL,
+    metadata JSONB NOT NULL DEFAULT '{}'::JSONB,
+    created_at TIMESTAMP NOT NULL DEFAULT NOW()
+);
+
+CREATE TABLE alert_events(
+    id UUID NOT NULL DEFAULT gen_random_uuid() PRIMARY KEY,
+    evaluation_id UUID NOT NULL REFERENCES evaluation_history(id),
+    status alert_status_types NOT NULL,
+    details TEXT NOT NULL,
+    metadata JSONB NOT NULL DEFAULT '{}'::JSONB,
+    created_at TIMESTAMP NOT NULL DEFAULT NOW()
+);
+
+COMMIT;