func Start(b backend.Backend, targets []string) error {
// if target is platform, start all services
if len(targets) == 1 && targets[0] == PlatformInstallCommand {
return StartPlatform(b)
}
return b.Start(targets)
}
func startDataContainers(b backend.Backend) error {
fmt.Println("Launching data containers...")
if err := b.Start(DefaultDataContainers); err != nil {
return err
}
fmt.Println("Data containers launched.")
return nil
}
func Uninstall(b backend.Backend, targets []string) error {
// if target is platform, uninstall all services
if len(targets) == 1 && targets[0] == PlatformInstallCommand {
return uninstallAllServices(b)
}
// uninstall the specific target
return b.Destroy(targets)
}
func installDataContainers(b backend.Backend) error {
fmt.Println("Scheduling data containers...")
if err := b.Create(DefaultDataContainers); err != nil {
return err
}
fmt.Println("Data containers scheduled.")
return nil
}
func Journal(b backend.Backend, targets []string) error {
for _, target := range targets {
if err := b.Journal(target); err != nil {
return err
}
}
return nil
}
func Status(b backend.Backend, targets []string) error {
for _, target := range targets {
if err := b.Status(target); err != nil {
return err
}
}
return nil
}
func Install(b backend.Backend, targets []string) error {
// if target is platform, install all services
if len(targets) == 1 && targets[0] == PlatformInstallCommand {
return InstallPlatform(b)
}
// otherwise create the specific targets
for i, target := range targets {
// if we're installing a component without a number attached,
// consider the user doesn't know better
if !strings.Contains(target, "@") {
targets[i] += "@1"
}
}
return b.Create(targets)
}
func Scale(b backend.Backend, targets []string) error {
for _, target := range targets {
component, num, err := splitScaleTarget(target)
if err != nil {
return err
}
// the router is the only component that can scale past 1 at the moment
if num > 1 && !strings.Contains(component, "router") {
return fmt.Errorf("cannot scale %s past 1", component)
}
if err := b.Scale(component, num); err != nil {
return err
}
}
return nil
}
func ListUnitFiles(b backend.Backend) error {
err := b.ListUnitFiles()
return err
}
func Restart(b backend.Backend, targets []string) error {
if err := b.Stop(targets); err != nil {
return err
}
return b.Start(targets)
}