216 lines
9.0 KiB
SQL
216 lines
9.0 KiB
SQL
-- Migration: Event System
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-- Description: Creates tables for triggers, sensors, events, and enforcement
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-- Version: 20250101000003
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-- ============================================================================
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-- TRIGGER TABLE
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-- ============================================================================
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CREATE TABLE trigger (
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id BIGSERIAL PRIMARY KEY,
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ref TEXT NOT NULL UNIQUE,
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pack BIGINT REFERENCES pack(id) ON DELETE CASCADE,
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pack_ref TEXT,
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label TEXT NOT NULL,
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description TEXT,
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enabled BOOLEAN NOT NULL DEFAULT TRUE,
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param_schema JSONB,
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out_schema JSONB,
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created TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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updated TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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-- Constraints
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CONSTRAINT trigger_ref_lowercase CHECK (ref = LOWER(ref)),
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CONSTRAINT trigger_ref_format CHECK (ref ~ '^[^.]+\.[^.]+$')
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);
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-- Indexes
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CREATE INDEX idx_trigger_ref ON trigger(ref);
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CREATE INDEX idx_trigger_pack ON trigger(pack);
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CREATE INDEX idx_trigger_enabled ON trigger(enabled) WHERE enabled = TRUE;
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CREATE INDEX idx_trigger_created ON trigger(created DESC);
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CREATE INDEX idx_trigger_pack_enabled ON trigger(pack, enabled);
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CREATE INDEX idx_trigger_enabled_created ON trigger(enabled, created DESC) WHERE enabled = TRUE;
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-- Trigger
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CREATE TRIGGER update_trigger_updated
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BEFORE UPDATE ON trigger
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FOR EACH ROW
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EXECUTE FUNCTION update_updated_column();
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-- Permissions
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GRANT SELECT, INSERT, UPDATE, DELETE ON trigger TO svc_attune;
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GRANT USAGE, SELECT ON SEQUENCE trigger_id_seq TO svc_attune;
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-- Comments
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COMMENT ON TABLE trigger IS 'Trigger definitions that can activate rules';
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COMMENT ON COLUMN trigger.ref IS 'Unique trigger reference (format: pack.name)';
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COMMENT ON COLUMN trigger.label IS 'Human-readable trigger name';
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COMMENT ON COLUMN trigger.enabled IS 'Whether this trigger is active';
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COMMENT ON COLUMN trigger.param_schema IS 'JSON schema defining the expected configuration parameters when this trigger is used';
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COMMENT ON COLUMN trigger.out_schema IS 'JSON schema defining the structure of event payloads generated by this trigger';
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-- ============================================================================
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-- SENSOR TABLE
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-- ============================================================================
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CREATE TABLE sensor (
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id BIGSERIAL PRIMARY KEY,
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ref TEXT NOT NULL UNIQUE,
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pack BIGINT REFERENCES pack(id) ON DELETE CASCADE,
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pack_ref TEXT,
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label TEXT NOT NULL,
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description TEXT NOT NULL,
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entrypoint TEXT NOT NULL,
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runtime BIGINT NOT NULL REFERENCES runtime(id) ON DELETE CASCADE,
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runtime_ref TEXT NOT NULL,
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trigger BIGINT NOT NULL REFERENCES trigger(id) ON DELETE CASCADE,
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trigger_ref TEXT NOT NULL,
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enabled BOOLEAN NOT NULL,
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param_schema JSONB,
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config JSONB,
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created TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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updated TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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-- Constraints
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CONSTRAINT sensor_ref_lowercase CHECK (ref = LOWER(ref)),
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CONSTRAINT sensor_ref_format CHECK (ref ~ '^[^.]+\.[^.]+$')
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);
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-- Indexes
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CREATE INDEX idx_sensor_ref ON sensor(ref);
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CREATE INDEX idx_sensor_pack ON sensor(pack);
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CREATE INDEX idx_sensor_runtime ON sensor(runtime);
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CREATE INDEX idx_sensor_trigger ON sensor(trigger);
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CREATE INDEX idx_sensor_enabled ON sensor(enabled) WHERE enabled = TRUE;
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CREATE INDEX idx_sensor_created ON sensor(created DESC);
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CREATE INDEX idx_sensor_trigger_enabled ON sensor(trigger, enabled);
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CREATE INDEX idx_sensor_pack_enabled ON sensor(pack, enabled);
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CREATE INDEX idx_sensor_runtime_enabled ON sensor(runtime, enabled);
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CREATE INDEX idx_sensor_config ON sensor USING GIN (config);
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-- Trigger
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CREATE TRIGGER update_sensor_updated
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BEFORE UPDATE ON sensor
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FOR EACH ROW
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EXECUTE FUNCTION update_updated_column();
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-- Permissions
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GRANT SELECT, INSERT, UPDATE, DELETE ON sensor TO svc_attune;
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GRANT USAGE, SELECT ON SEQUENCE sensor_id_seq TO svc_attune;
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-- Comments
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COMMENT ON TABLE sensor IS 'Sensors monitor for trigger conditions and generate events';
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COMMENT ON COLUMN sensor.ref IS 'Unique sensor reference (format: pack.name)';
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COMMENT ON COLUMN sensor.entrypoint IS 'Code entry point for the sensor';
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COMMENT ON COLUMN sensor.runtime IS 'Execution environment for the sensor';
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COMMENT ON COLUMN sensor.trigger IS 'Trigger that this sensor monitors for';
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COMMENT ON COLUMN sensor.enabled IS 'Whether this sensor is active';
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COMMENT ON COLUMN sensor.param_schema IS 'JSON schema describing expected configuration (optional, usually inherited from trigger)';
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COMMENT ON COLUMN sensor.config IS 'Actual configuration values for this sensor instance (conforms to trigger param_schema)';
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-- Add foreign key constraint to key table for sensor ownership
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ALTER TABLE key
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ADD CONSTRAINT key_owner_sensor_fkey
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FOREIGN KEY (owner_sensor) REFERENCES sensor(id) ON DELETE CASCADE;
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-- ============================================================================
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-- EVENT TABLE
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-- ============================================================================
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CREATE TABLE event (
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id BIGSERIAL PRIMARY KEY,
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trigger BIGINT REFERENCES trigger(id) ON DELETE SET NULL,
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trigger_ref TEXT NOT NULL,
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config JSONB,
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payload JSONB,
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source BIGINT REFERENCES sensor(id),
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source_ref TEXT,
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created TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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updated TIMESTAMPTZ NOT NULL DEFAULT NOW()
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);
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-- Indexes
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CREATE INDEX idx_event_trigger ON event(trigger);
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CREATE INDEX idx_event_trigger_ref ON event(trigger_ref);
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CREATE INDEX idx_event_source ON event(source);
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CREATE INDEX idx_event_created ON event(created DESC);
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CREATE INDEX idx_event_trigger_created ON event(trigger, created DESC);
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CREATE INDEX idx_event_trigger_ref_created ON event(trigger_ref, created DESC);
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CREATE INDEX idx_event_source_created ON event(source, created DESC);
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CREATE INDEX idx_event_payload_gin ON event USING GIN (payload);
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-- Trigger
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CREATE TRIGGER update_event_updated
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BEFORE UPDATE ON event
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FOR EACH ROW
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EXECUTE FUNCTION update_updated_column();
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-- Permissions
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GRANT SELECT, INSERT, UPDATE, DELETE ON event TO svc_attune;
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GRANT USAGE, SELECT ON SEQUENCE event_id_seq TO svc_attune;
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-- Comments
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COMMENT ON TABLE event IS 'Events are instances of triggers firing';
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COMMENT ON COLUMN event.trigger IS 'Trigger that fired (may be null if trigger deleted)';
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COMMENT ON COLUMN event.trigger_ref IS 'Trigger reference (preserved even if trigger deleted)';
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COMMENT ON COLUMN event.config IS 'Snapshot of trigger/sensor configuration at event time';
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COMMENT ON COLUMN event.payload IS 'Event data payload';
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COMMENT ON COLUMN event.source IS 'Sensor that generated this event';
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-- ============================================================================
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-- ENFORCEMENT TABLE
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-- ============================================================================
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CREATE TABLE enforcement (
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id BIGSERIAL PRIMARY KEY,
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rule BIGINT, -- Forward reference to rule table, will add constraint in next migration
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rule_ref TEXT NOT NULL,
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trigger_ref TEXT NOT NULL,
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config JSONB,
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event BIGINT REFERENCES event(id) ON DELETE SET NULL,
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status enforcement_status_enum NOT NULL DEFAULT 'created',
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payload JSONB NOT NULL,
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condition enforcement_condition_enum NOT NULL DEFAULT 'all',
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conditions JSONB NOT NULL DEFAULT '[]'::jsonb,
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created TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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updated TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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-- Constraints
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CONSTRAINT enforcement_condition_check CHECK (condition IN ('any', 'all'))
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);
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-- Indexes
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CREATE INDEX idx_enforcement_rule ON enforcement(rule);
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CREATE INDEX idx_enforcement_rule_ref ON enforcement(rule_ref);
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CREATE INDEX idx_enforcement_trigger_ref ON enforcement(trigger_ref);
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CREATE INDEX idx_enforcement_event ON enforcement(event);
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CREATE INDEX idx_enforcement_status ON enforcement(status);
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CREATE INDEX idx_enforcement_created ON enforcement(created DESC);
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CREATE INDEX idx_enforcement_status_created ON enforcement(status, created DESC);
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CREATE INDEX idx_enforcement_rule_status ON enforcement(rule, status);
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CREATE INDEX idx_enforcement_event_status ON enforcement(event, status);
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CREATE INDEX idx_enforcement_payload_gin ON enforcement USING GIN (payload);
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CREATE INDEX idx_enforcement_conditions_gin ON enforcement USING GIN (conditions);
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-- Trigger
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CREATE TRIGGER update_enforcement_updated
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BEFORE UPDATE ON enforcement
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FOR EACH ROW
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EXECUTE FUNCTION update_updated_column();
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-- Permissions
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GRANT SELECT, INSERT, UPDATE, DELETE ON enforcement TO svc_attune;
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GRANT USAGE, SELECT ON SEQUENCE enforcement_id_seq TO svc_attune;
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-- Comments
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COMMENT ON TABLE enforcement IS 'Enforcements represent rule triggering by events';
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COMMENT ON COLUMN enforcement.rule IS 'Rule being enforced (may be null if rule deleted)';
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COMMENT ON COLUMN enforcement.rule_ref IS 'Rule reference (preserved even if rule deleted)';
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COMMENT ON COLUMN enforcement.event IS 'Event that triggered this enforcement';
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COMMENT ON COLUMN enforcement.status IS 'Processing status';
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COMMENT ON COLUMN enforcement.payload IS 'Event payload for rule evaluation';
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COMMENT ON COLUMN enforcement.condition IS 'Logical operator for conditions (any=OR, all=AND)';
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COMMENT ON COLUMN enforcement.conditions IS 'Condition expressions to evaluate';
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