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Merge pull request #26 from odenio/master

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Add option that makes migrator only mark migrations applied when migration successful
This commit is contained in:
Vladimir Mihailenco 2022-06-25 10:11:24 +03:00 committed by GitHub
commit d7b10ec656
1 changed files with 32 additions and 9 deletions
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33
chmigrate/migrator.go
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@ -27,6 +27,14 @@ func WithLocksTableName(table string) MigratorOption {
}
}
// WithMarkAppliedOnSuccess sets the migrator to only mark migrations as applied/unapplied
// when their up/down is successful
func WithMarkAppliedOnSuccess() MigratorOption {
return func(m *Migrator) {
m.markAppliedOnSuccess = true
}
}
type Migrator struct {
db *ch.DB
migrations *Migrations
@ -35,6 +43,7 @@ type Migrator struct {
table string
locksTable string
markAppliedOnSuccess bool
}
func NewMigrator(db *ch.DB, migrations *Migrations, opts ...MigratorOption) *Migrator {
@ -149,9 +158,10 @@ func (m *Migrator) Migrate(ctx context.Context, opts ...MigrationOption) (*Migra
migration := &group.Migrations[i]
migration.GroupID = group.ID
// Always mark migration as applied so the rollback has a chance to fix the database.
if !m.markAppliedOnSuccess {
if err := m.MarkApplied(ctx, migration); err != nil {
return nil, err
return group, err
}
}
if !cfg.nop && migration.Up != nil {
@ -159,6 +169,12 @@ func (m *Migrator) Migrate(ctx context.Context, opts ...MigrationOption) (*Migra
return group, err
}
}
if m.markAppliedOnSuccess {
if err := m.MarkApplied(ctx, migration); err != nil {
return group, err
}
}
}
return group, nil
@ -186,14 +202,21 @@ func (m *Migrator) Rollback(ctx context.Context, opts ...MigrationOption) (*Migr
for i := len(lastGroup.Migrations) - 1; i >= 0; i-- {
migration := &lastGroup.Migrations[i]
// Always mark migration as unapplied to match migrate behavior.
if !m.markAppliedOnSuccess {
if err := m.MarkUnapplied(ctx, migration); err != nil {
return nil, err
return lastGroup, err
}
}
if !cfg.nop && migration.Down != nil {
if err := migration.Down(ctx, m.db); err != nil {
return nil, err
return lastGroup, err
}
}
if m.markAppliedOnSuccess {
if err := m.MarkUnapplied(ctx, migration); err != nil {
return lastGroup, err
}
}
}