loopdb: add ability to track manual migrations

loopdb/sqlc/migration_tracker.sql.go

@@ -0,0 +1,45 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.25.0
+// source: migration_tracker.sql
+
+package sqlc
+
+import (
+	"context"
+	"database/sql"
+)
+
+const getMigration = `-- name: GetMigration :one
+SELECT
+  migration_id,
+  migration_ts
+FROM
+  migration_tracker
+WHERE
+  migration_id = $1
+`
+
+func (q *Queries) GetMigration(ctx context.Context, migrationID string) (MigrationTracker, error) {
+	row := q.db.QueryRowContext(ctx, getMigration, migrationID)
+	var i MigrationTracker
+	err := row.Scan(&i.MigrationID, &i.MigrationTs)
+	return i, err
+}
+
+const insertMigration = `-- name: InsertMigration :exec
+INSERT INTO migration_tracker (
+  migration_id,
+  migration_ts
+) VALUES ($1, $2)
+`
+
+type InsertMigrationParams struct {
+	MigrationID string
+	MigrationTs sql.NullTime
+}
+
+func (q *Queries) InsertMigration(ctx context.Context, arg InsertMigrationParams) error {
+	_, err := q.db.ExecContext(ctx, insertMigration, arg.MigrationID, arg.MigrationTs)
+	return err
+}

loopdb/sqlc/migrations/000008_migration_tracker.down.sql

@@ -0,0 +1,2 @@
+DROP TABLE migration_tracker;
+

loopdb/sqlc/migrations/000008_migration_tracker.up.sql

@@ -0,0 +1,9 @@
+CREATE TABLE migration_tracker (
+        -- migration_id is the id of the migration.
+        migration_id TEXT NOT NULL,
+
+        -- migration_ts is the timestamp at which the migration was run.
+        migration_ts TIMESTAMP,
+
+        PRIMARY KEY (migration_id)
+);

loopdb/sqlc/models.go

@@ -67,6 +67,11 @@ type LoopoutSwap struct {
 	PaymentTimeout      int32
 }
 
+type MigrationTracker struct {
+	MigrationID string
+	MigrationTs sql.NullTime
+}
+
 type Reservation struct {
 	ID                 int32
 	ReservationID      []byte

loopdb/sqlc/querier.go

@@ -23,6 +23,7 @@ type Querier interface {
 	GetLoopInSwaps(ctx context.Context) ([]GetLoopInSwapsRow, error)
 	GetLoopOutSwap(ctx context.Context, swapHash []byte) (GetLoopOutSwapRow, error)
 	GetLoopOutSwaps(ctx context.Context) ([]GetLoopOutSwapsRow, error)
+	GetMigration(ctx context.Context, migrationID string) (MigrationTracker, error)
 	GetParentBatch(ctx context.Context, swapHash []byte) (SweepBatch, error)
 	GetReservation(ctx context.Context, reservationID []byte) (Reservation, error)
 	GetReservationUpdates(ctx context.Context, reservationID []byte) ([]ReservationUpdate, error)
@@ -36,6 +37,7 @@ type Querier interface {
 	InsertInstantOutUpdate(ctx context.Context, arg InsertInstantOutUpdateParams) error
 	InsertLoopIn(ctx context.Context, arg InsertLoopInParams) error
 	InsertLoopOut(ctx context.Context, arg InsertLoopOutParams) error
+	InsertMigration(ctx context.Context, arg InsertMigrationParams) error
 	InsertReservationUpdate(ctx context.Context, arg InsertReservationUpdateParams) error
 	InsertSwap(ctx context.Context, arg InsertSwapParams) error
 	InsertSwapUpdate(ctx context.Context, arg InsertSwapUpdateParams) error

loopdb/sqlc/queries/migration_tracker.sql

@@ -0,0 +1,14 @@
+-- name: InsertMigration :exec
+INSERT INTO migration_tracker (
+  migration_id,
+  migration_ts
+) VALUES ($1, $2);
+
+-- name: GetMigration :one
+SELECT
+  migration_id,
+  migration_ts
+FROM
+  migration_tracker
+WHERE
+  migration_id = $1;