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moby--moby/daemon/start.go
Veres Lajos 5146232723 typofix - https://github.com/vlajos/misspell_fixer
Signed-off-by: Veres Lajos <vlajos@gmail.com>
2015-08-07 23:25:49 +01:00

50 lines
1.2 KiB
Go

package daemon
import (
"fmt"
"runtime"
"github.com/docker/docker/runconfig"
)
func (daemon *Daemon) ContainerStart(name string, hostConfig *runconfig.HostConfig) error {
container, err := daemon.Get(name)
if err != nil {
return err
}
if container.IsPaused() {
return fmt.Errorf("Cannot start a paused container, try unpause instead.")
}
if container.IsRunning() {
return fmt.Errorf("Container already started")
}
// Windows does not have the backwards compatibility issue here.
if runtime.GOOS != "windows" {
// This is kept for backward compatibility - hostconfig should be passed when
// creating a container, not during start.
if hostConfig != nil {
if err := daemon.setHostConfig(container, hostConfig); err != nil {
return err
}
}
} else {
if hostConfig != nil {
return fmt.Errorf("Supplying a hostconfig on start is not supported. It should be supplied on create")
}
}
// check if hostConfig is in line with the current system settings.
// It may happen cgroups are umounted or the like.
if _, err = daemon.verifyContainerSettings(container.hostConfig, nil); err != nil {
return err
}
if err := container.Start(); err != nil {
return fmt.Errorf("Cannot start container %s: %s", name, err)
}
return nil
}