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moby--moby/daemon/start_unix.go
Fabio Kung edad52707c save deep copies of Container in the replica store
Reuse existing structures and rely on json serialization to deep copy
Container objects.

Also consolidate all "save" operations on container.CheckpointTo, which
now both saves a serialized json to disk, and replicates state to the
ACID in-memory store.

Signed-off-by: Fabio Kung <fabio.kung@gmail.com>
2017-06-23 07:52:33 -07:00

32 lines
988 B
Go

// +build !windows
package daemon
import (
"fmt"
"github.com/docker/docker/container"
"github.com/docker/docker/libcontainerd"
)
// getLibcontainerdCreateOptions callers must hold a lock on the container
func (daemon *Daemon) getLibcontainerdCreateOptions(container *container.Container) ([]libcontainerd.CreateOption, error) {
createOptions := []libcontainerd.CreateOption{}
// Ensure a runtime has been assigned to this container
if container.HostConfig.Runtime == "" {
container.HostConfig.Runtime = daemon.configStore.GetDefaultRuntimeName()
container.CheckpointTo(daemon.containersReplica)
}
rt := daemon.configStore.GetRuntime(container.HostConfig.Runtime)
if rt == nil {
return nil, fmt.Errorf("no such runtime '%s'", container.HostConfig.Runtime)
}
if UsingSystemd(daemon.configStore) {
rt.Args = append(rt.Args, "--systemd-cgroup=true")
}
createOptions = append(createOptions, libcontainerd.WithRuntime(rt.Path, rt.Args))
return createOptions, nil
}