79 lines
2 KiB
Go
79 lines
2 KiB
Go
/*
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Copyright 2025 Peter Kurfer.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package db
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import (
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"context"
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"errors"
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"iter"
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"github.com/jackc/pgx/v5"
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"sigs.k8s.io/controller-runtime/pkg/log"
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supabasev1alpha1 "code.icb4dc0.de/prskr/supabase-operator/api/v1alpha1"
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"code.icb4dc0.de/prskr/supabase-operator/assets/migrations"
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)
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type Migrator struct {
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Conn *pgx.Conn
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}
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func (m Migrator) ApplyAll(
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ctx context.Context,
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status *supabasev1alpha1.CoreStatus,
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seq iter.Seq2[migrations.Script, error],
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areInitScripts bool,
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) (appliedSomething bool, err error) {
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logger := log.FromContext(ctx)
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for s, err := range seq {
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if err != nil {
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return false, err
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}
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if found, upToDate := status.Database.IsMigrationUpToDate(s.FileName, s.Hash); found && upToDate {
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continue
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} else if found && !upToDate && areInitScripts {
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logger.Info("Change in init script was detected - will not apply because init scripts are not idempotent", "file_name", s.FileName)
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continue
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}
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logger.Info("Applying missing or outdated migration", "filename", s.FileName)
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err := status.Database.RecordMigrationCondition(s.FileName, s.Hash, m.Apply(ctx, s.Content))
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if err != nil {
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return false, err
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}
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appliedSomething = true
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}
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return appliedSomething, nil
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}
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func (m Migrator) Apply(ctx context.Context, script string) error {
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tx, err := m.Conn.BeginTx(ctx, pgx.TxOptions{})
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if err != nil {
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return err
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}
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_, err = tx.Exec(ctx, script)
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if err != nil {
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return errors.Join(err, tx.Rollback(ctx))
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}
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return tx.Commit(ctx)
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}
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