migrations: add a UNIQUE constraint on address for instance_ip_addresses

This will prevent duplicate IPs from being added to instance_ip_addresses, which has been happening due to race conditions during upserts.
metal-toolbox · Aug 31, 2023 · 625cfe5 · 625cfe5
1 parent 150dc90
commit 625cfe5
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/db/migrations/00005_add_unique_constraint_to_instance_ip_addresses_address.sql b/db/migrations/00005_add_unique_constraint_to_instance_ip_addresses_address.sql
@@ -0,0 +1,13 @@
+-- +goose Up
+-- +goose StatementBegin
+
+ALTER TABLE instance_ip_addresses ADD CONSTRAINT unique_address UNIQUE (address);
+
+-- +goose StatementEnd
+
+-- +goose Down
+-- +goose StatementBegin
+
+DROP CONSTRAINT unique_address ON instance_ip_addresses;
+
+-- +goose StatementEnd