func main() {
cfgPath := "lobster.cfg"
if len(os.Args) >= 2 {
cfgPath = os.Args[1]
}
lobster.Setup(cfgPath)
url := "mysql://" + lobster.GetDatabaseString()
pipe := pipep.New()
go migrate.Up(pipe, url, "./db/migrations")
hadError := false
done := false
for !done {
select {
case item, more := <-pipe:
if !more {
done = true
} else {
switch item.(type) {
case string:
fmt.Println(item.(string))
case error:
fmt.Printf("ERROR: %v\n", item)
hadError = true
case file.File:
f := item.(file.File)
if f.Direction == direction.Up {
fmt.Print("> ")
} else if f.Direction == direction.Down {
fmt.Print("< ")
}
fmt.Println(f.FileName)
default:
fmt.Printf("%v", item)
}
}
}
}
if !hadError {
fmt.Println("database up to date")
}
}
func main() {
flag.Usage = func() {
helpCmd()
}
flag.Parse()
command := flag.Arg(0)
if *version {
fmt.Println(Version)
os.Exit(0)
}
if *migrationsPath == "" {
*migrationsPath, _ = os.Getwd()
}
switch command {
case "create":
verifyMigrationsPath(*migrationsPath)
name := flag.Arg(1)
if name == "" {
fmt.Println("Please specify name.")
os.Exit(1)
}
migrationFile, err := migrate.Create(*url, *migrationsPath, name)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
fmt.Printf("Version %v migration files created in %v:\n", migrationFile.Version, *migrationsPath)
fmt.Println(migrationFile.UpFile.FileName)
fmt.Println(migrationFile.DownFile.FileName)
case "migrate":
verifyMigrationsPath(*migrationsPath)
relativeN := flag.Arg(1)
relativeNInt, err := strconv.Atoi(relativeN)
if err != nil {
fmt.Println("Unable to parse param <n>.")
os.Exit(1)
}
timerStart = time.Now()
pipe := pipep.New()
go migrate.Migrate(pipe, *url, *migrationsPath, relativeNInt)
ok := writePipe(pipe)
printTimer()
if !ok {
os.Exit(1)
}
case "goto":
verifyMigrationsPath(*migrationsPath)
toVersion := flag.Arg(1)
toVersionInt, err := strconv.Atoi(toVersion)
if err != nil || toVersionInt < 0 {
fmt.Println("Unable to parse param <v>.")
os.Exit(1)
}
currentVersion, err := migrate.Version(*url, *migrationsPath)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
relativeNInt := toVersionInt - int(currentVersion)
timerStart = time.Now()
pipe := pipep.New()
go migrate.Migrate(pipe, *url, *migrationsPath, relativeNInt)
ok := writePipe(pipe)
printTimer()
if !ok {
os.Exit(1)
}
case "up":
verifyMigrationsPath(*migrationsPath)
timerStart = time.Now()
pipe := pipep.New()
go migrate.Up(pipe, *url, *migrationsPath)
ok := writePipe(pipe)
printTimer()
if !ok {
os.Exit(1)
}
case "down":
verifyMigrationsPath(*migrationsPath)
timerStart = time.Now()
pipe := pipep.New()
go migrate.Down(pipe, *url, *migrationsPath)
ok := writePipe(pipe)
printTimer()
if !ok {
os.Exit(1)
}
case "redo":
verifyMigrationsPath(*migrationsPath)
timerStart = time.Now()
pipe := pipep.New()
go migrate.Redo(pipe, *url, *migrationsPath)
ok := writePipe(pipe)
printTimer()
if !ok {
os.Exit(1)
}
case "reset":
verifyMigrationsPath(*migrationsPath)
timerStart = time.Now()
pipe := pipep.New()
go migrate.Reset(pipe, *url, *migrationsPath)
ok := writePipe(pipe)
printTimer()
if !ok {
os.Exit(1)
}
case "version":
verifyMigrationsPath(*migrationsPath)
version, err := migrate.Version(*url, *migrationsPath)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
fmt.Println(version)
default:
fallthrough
case "help":
helpCmd()
}
}