Initial commit

server/migrations/000007_personal_data_purge.up.sql

@@ -0,0 +1,24 @@
+ALTER TABLE queue_tickets
+    ADD COLUMN personal_data_purged_at timestamptz,
+    ALTER COLUMN phone_ciphertext DROP NOT NULL,
+    ALTER COLUMN phone_nonce DROP NOT NULL,
+    ALTER COLUMN phone_hmac DROP NOT NULL;
+
+ALTER TABLE queue_tickets
+    DROP CONSTRAINT queue_tickets_phone_nonce_check,
+    DROP CONSTRAINT queue_tickets_phone_hmac_check,
+    ADD CONSTRAINT queue_tickets_phone_pair_check CHECK (
+        (phone_ciphertext IS NULL AND phone_nonce IS NULL AND phone_hmac IS NULL)
+        OR (
+            phone_ciphertext IS NOT NULL
+            AND phone_nonce IS NOT NULL
+            AND octet_length(phone_nonce) = 12
+            AND phone_hmac IS NOT NULL
+            AND phone_hmac ~ '^[0-9a-f]{64}$'
+        )
+    );
+
+CREATE INDEX queue_tickets_personal_purge_idx
+    ON queue_tickets (personal_data_purge_at, id)
+    WHERE status IN ('COMPLETED', 'MISSED', 'CANCELED')
+      AND personal_data_purged_at IS NULL;