supabase-cli/internal/db/remote/commit/commit.go

107 lines
3.5 KiB
Go

package commit
import (
"context"
_ "embed"
"fmt"
"path/filepath"
"github.com/go-errors/errors"
"github.com/jackc/pgconn"
"github.com/jackc/pgx/v4"
"github.com/spf13/afero"
"github.com/supabase/cli/internal/db/diff"
"github.com/supabase/cli/internal/db/dump"
"github.com/supabase/cli/internal/migration/list"
"github.com/supabase/cli/internal/migration/repair"
"github.com/supabase/cli/internal/utils"
"github.com/supabase/cli/pkg/migration"
)
func Run(ctx context.Context, schema []string, config pgconn.Config, fsys afero.Fs) error {
if err := utils.RunProgram(ctx, func(p utils.Program, ctx context.Context) error {
return run(p, ctx, schema, config, fsys)
}); err != nil {
return err
}
fmt.Println("Finished " + utils.Aqua("supabase db remote commit") + ".")
return nil
}
func run(p utils.Program, ctx context.Context, schema []string, config pgconn.Config, fsys afero.Fs) error {
// 1. Assert `supabase/migrations` and `schema_migrations` are in sync.
w := utils.StatusWriter{Program: p}
conn, err := utils.ConnectByConfigStream(ctx, config, w)
if err != nil {
return err
}
defer conn.Close(context.Background())
if err := assertRemoteInSync(ctx, conn, fsys); err != nil {
return err
}
// 2. Fetch remote schema changes
if len(schema) == 0 {
schema, err = migration.ListUserSchemas(ctx, conn)
if err != nil {
return err
}
}
timestamp := utils.GetCurrentTimestamp()
if err := fetchRemote(p, ctx, schema, timestamp, config, fsys); err != nil {
return err
}
// 3. Insert a row to `schema_migrations`
return repair.UpdateMigrationTable(ctx, conn, []string{timestamp}, repair.Applied, false, fsys)
}
func fetchRemote(p utils.Program, ctx context.Context, schema []string, timestamp string, config pgconn.Config, fsys afero.Fs) error {
path := filepath.Join(utils.MigrationsDir, timestamp+"_remote_commit.sql")
// Special case if this is the first migration
if migrations, err := migration.ListLocalMigrations(utils.MigrationsDir, afero.NewIOFS(fsys)); err != nil {
return err
} else if len(migrations) == 0 {
p.Send(utils.StatusMsg("Committing initial migration on remote database..."))
return dump.Run(ctx, path, config, nil, nil, false, false, false, false, false, fsys)
}
w := utils.StatusWriter{Program: p}
// Diff remote db (source) & shadow db (target) and write it as a new migration.
output, err := diff.DiffDatabase(ctx, schema, config, w, fsys, diff.DiffSchemaMigra)
if err != nil {
return err
}
if len(output) == 0 {
return errors.New("No schema changes found")
}
return utils.WriteFile(path, []byte(output), fsys)
}
func assertRemoteInSync(ctx context.Context, conn *pgx.Conn, fsys afero.Fs) error {
remoteMigrations, err := migration.ListRemoteMigrations(ctx, conn)
if err != nil {
return err
}
localMigrations, err := list.LoadLocalVersions(fsys)
if err != nil {
return err
}
conflictErr := errors.New("The remote database's migration history is not in sync with the contents of " + utils.Bold(utils.MigrationsDir) + `. Resolve this by:
- Updating the project from version control to get the latest ` + utils.Bold(utils.MigrationsDir) + `,
- Pushing unapplied migrations with ` + utils.Aqua("supabase db push") + `,
- Or failing that, manually editing supabase_migrations.schema_migrations table with ` + utils.Aqua("supabase migration repair") + ".")
if len(remoteMigrations) != len(localMigrations) {
return conflictErr
}
for i, remoteTimestamp := range remoteMigrations {
if localMigrations[i] != remoteTimestamp {
return conflictErr
}
}
return nil
}