ClusterCockpit/cc-backend
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feat: Allow to revert db to previous version

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This commit is contained in:
Jan Eitzinger 2024-03-08 11:28:26 +01:00
parent 2c2c1accb5
commit 06d01962a6
2 changed files with 29 additions and 2 deletions
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11
cmd/cc-backend/main.go
View File

@ -134,7 +134,7 @@ func initEnv() {
}
func main() {
var flagReinitDB, flagInit, flagServer, flagSyncLDAP, flagGops, flagMigrateDB, flagForceDB, flagDev, flagVersion, flagLogDateTime bool
var flagReinitDB, flagInit, flagServer, flagSyncLDAP, flagGops, flagMigrateDB, flagRevertDB, flagForceDB, flagDev, flagVersion, flagLogDateTime bool
var flagNewUser, flagDelUser, flagGenJWT, flagConfigFile, flagImportJob, flagLogLevel string
flag.BoolVar(&flagInit, "init", false, "Setup var directory, initialize swlite database file, config.json and .env")
flag.BoolVar(&flagReinitDB, "init-db", false, "Go through job-archive and re-initialize the 'job', 'tag', and 'jobtag' tables (all running jobs will be lost!)")
@ -144,6 +144,7 @@ func main() {
flag.BoolVar(&flagDev, "dev", false, "Enable development components: GraphQL Playground and Swagger UI")
flag.BoolVar(&flagVersion, "version", false, "Show version information and exit")
flag.BoolVar(&flagMigrateDB, "migrate-db", false, "Migrate database to supported version and exit")
flag.BoolVar(&flagRevertDB, "revert-db", false, "Migrate database to previous version and exit")
flag.BoolVar(&flagForceDB, "force-db", false, "Force database version, clear dirty flag and exit")
flag.BoolVar(&flagLogDateTime, "logdate", false, "Set this flag to add date and time to log messages")
flag.StringVar(&flagConfigFile, "config", "./config.json", "Specify alternative path to `config.json`")
@ -206,6 +207,14 @@ func main() {
os.Exit(0)
}
if flagRevertDB {
err := repository.RevertDB(config.Keys.DBDriver, config.Keys.DB)
if err != nil {
log.Fatal(err)
}
os.Exit(0)
}
if flagForceDB {
err := repository.ForceDB(config.Keys.DBDriver, config.Keys.DB)
if err != nil {

20
internal/repository/migration.go
View File

@ -114,7 +114,25 @@ func MigrateDB(backend string, db string) error {
return err
}
if err := m.Migrate(Version); err != nil {
if err := m.Up(); err != nil {
if err == migrate.ErrNoChange {
log.Info("DB already up to date!")
} else {
return err
}
}
m.Close()
return nil
}
func RevertDB(backend string, db string) error {
m, err := getMigrateInstance(backend, db)
if err != nil {
return err
}
if err := m.Migrate(Version - 1); err != nil {
if err == migrate.ErrNoChange {
log.Info("DB already up to date!")
} else {