// NewContainerManager creates the entity that knows how to create and manage
// LXD containers.
// TODO(jam): This needs to grow support for things like LXC's ImageURLGetter
// functionality.
func NewContainerManager(conf container.ManagerConfig) (container.Manager, error) {
name := conf.PopValue(container.ConfigName)
if name == "" {
return nil, errors.Errorf("name is required")
}
conf.WarnAboutUnused()
return &containerManager{name: name}, nil
}
// NewContainerManager returns a manager object that can start and stop kvm
// containers. The containers that are created are namespaced by the name
// parameter.
func NewContainerManager(conf container.ManagerConfig) (container.Manager, error) {
name := conf.PopValue(container.ConfigName)
if name == "" {
return nil, fmt.Errorf("name is required")
}
logDir := conf.PopValue(container.ConfigLogDir)
if logDir == "" {
logDir = agent.DefaultLogDir
}
conf.WarnAboutUnused()
return &containerManager{name: name, logdir: logDir}, nil
}
// NewContainerManager returns a manager object that can start and stop kvm
// containers.
func NewContainerManager(conf container.ManagerConfig) (container.Manager, error) {
modelUUID := conf.PopValue(container.ConfigModelUUID)
if modelUUID == "" {
return nil, errors.Errorf("model UUID is required")
}
namespace, err := instance.NewNamespace(modelUUID)
if err != nil {
return nil, errors.Trace(err)
}
logDir := conf.PopValue(container.ConfigLogDir)
if logDir == "" {
logDir = agent.DefaultPaths.LogDir
}
conf.WarnAboutUnused()
return &containerManager{namespace: namespace, logdir: logDir}, nil
}
// NewContainerManager creates the entity that knows how to create and manage
// LXD containers.
// TODO(jam): This needs to grow support for things like LXC's ImageURLGetter
// functionality.
func NewContainerManager(conf container.ManagerConfig) (container.Manager, error) {
modelUUID := conf.PopValue(container.ConfigModelUUID)
if modelUUID == "" {
return nil, errors.Errorf("model UUID is required")
}
namespace, err := instance.NewNamespace(modelUUID)
if err != nil {
return nil, errors.Trace(err)
}
conf.WarnAboutUnused()
return &containerManager{
modelUUID: modelUUID,
namespace: namespace,
}, nil
}
// NewContainerManager returns a manager object that can start and
// stop lxc containers. The containers that are created are namespaced
// by the name parameter inside the given ManagerConfig.
func NewContainerManager(
conf container.ManagerConfig,
imageURLGetter container.ImageURLGetter,
loopDeviceManager looputil.LoopDeviceManager,
) (container.Manager, error) {
name := conf.PopValue(container.ConfigName)
if name == "" {
return nil, errors.Errorf("name is required")
}
logDir := conf.PopValue(container.ConfigLogDir)
if logDir == "" {
logDir = agent.DefaultLogDir
}
var useClone bool
useCloneVal := conf.PopValue("use-clone")
if useCloneVal != "" {
// Explicitly ignore the error result from ParseBool.
// If it fails to parse, the value is false, and this suits
// us fine.
useClone, _ = strconv.ParseBool(useCloneVal)
} else {
// If no lxc-clone value is explicitly set in config, then
// see if the Ubuntu series we are running on supports it
// and if it does, we will use clone.
useClone = preferFastLXC(releaseVersion())
}
useAUFS, _ := strconv.ParseBool(conf.PopValue("use-aufs"))
backingFS, err := containerDirFilesystem()
if err != nil {
// Especially in tests, or a bot, the lxc dir may not exist
// causing the test to fail. Since we only really care if the
// backingFS is 'btrfs' and we treat the rest the same, just
// call it 'unknown'.
backingFS = "unknown"
}
logger.Tracef("backing filesystem: %q", backingFS)
conf.WarnAboutUnused()
return &containerManager{
name: name,
logdir: logDir,
createWithClone: useClone,
useAUFS: useAUFS,
backingFilesystem: backingFS,
imageURLGetter: imageURLGetter,
loopDeviceManager: loopDeviceManager,
}, nil
}