forked from pressly/goose
/
up.go
83 lines (69 loc) · 1.68 KB
/
up.go
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package goose
import (
"database/sql"
)
// UpTo migrates up to a specific version.
func UpTo(db *sql.DB, dir, note string, version int64, forceHoles bool) error {
var next *Migration
// Just create table if it does not exist
_, err := GetDBVersion(db)
migrations, err := CollectMigrations(db, dir, minVersion, version, true)
if err != nil {
return err
}
for {
current, err := GetDBVersion(db)
if err != nil {
return err
}
if forceHoles {
next, err = migrations.FirstPending()
if err != nil {
if err == ErrNoPendingVersion {
log.Printf("goose: no migrations to run. current version: %d\n", current)
return nil
}
return err
}
} else {
next, err = migrations.Next(current)
if err != nil {
if err == ErrNoNextVersion {
log.Printf("goose: no migrations to run. current version: %d\n", current)
return nil
}
return err
}
}
//log.Print(next.Source)
if err = next.Up(db, note); err != nil {
return err
}
}
}
// Up applies all available migrations.
func Up(db *sql.DB, dir, note string, forceHoles bool) error {
return UpTo(db, dir, note, maxVersion, forceHoles)
}
// UpByOne migrates up by a single version.
func UpByOne(db *sql.DB, dir, note string) error {
currentVersion, err := GetDBVersion(db)
if err != nil {
return err
}
migrations, err := CollectMigrations(db, dir, minVersion, maxVersion, true)
if err != nil {
return err
}
next, err := migrations.Next(currentVersion)
if err != nil {
if err == ErrNoNextVersion {
log.Printf("goose: no migrations to run. current version: %d\n", currentVersion)
}
return err
}
if err = next.Up(db, note); err != nil {
return err
}
return nil
}