Golang Creater Examples

Example #1

File: etcd.go Project: vmturbo/kubernetes

// ResourceLocation returns a pods location from its HostIP
func (r *REST) ResourceLocation(ctx api.Context, name string) (*url.URL, http.RoundTripper, error) {
	return pod.ResourceLocation(r, ctx, name)
}

// BindingREST implements the REST endpoint for binding pods to nodes when etcd is in use.
type BindingREST struct {
	store *etcdgeneric.Etcd
}

// New creates a new binding resource
func (r *BindingREST) New() runtime.Object {
	return &api.Binding{}
}

var _ = rest.Creater(&BindingREST{})

// Create ensures a pod is bound to a specific host.
func (r *BindingREST) Create(ctx api.Context, obj runtime.Object) (out runtime.Object, err error) {
	binding := obj.(*api.Binding)
	// TODO: move me to a binding strategy
	if len(binding.Target.Kind) != 0 && (binding.Target.Kind != "Node" && binding.Target.Kind != "Minion") {
		return nil, errors.NewInvalid("binding", binding.Name, fielderrors.ValidationErrorList{fielderrors.NewFieldInvalid("to.kind", binding.Target.Kind, "must be empty, 'Node', or 'Minion'")})
	}
	if len(binding.Target.Name) == 0 {
		return nil, errors.NewInvalid("binding", binding.Name, fielderrors.ValidationErrorList{fielderrors.NewFieldRequired("to.name")})
	}
	err = r.assignPod(ctx, binding.Name, binding.Target.Name, binding.Annotations)
	out = &api.Status{Status: api.StatusSuccess}
	return
}

Example #2

	"k8s.io/kubernetes/pkg/labels"
	"k8s.io/kubernetes/pkg/registry/generic/registry"
	"k8s.io/kubernetes/pkg/runtime"
)

func newEvictionStorage(store *registry.Store, podDisruptionBudgetClient policyclient.PodDisruptionBudgetsGetter) *EvictionREST {
	return &EvictionREST{store: store, podDisruptionBudgetClient: podDisruptionBudgetClient}
}

// EvictionREST implements the REST endpoint for evicting pods from nodes when etcd is in use.
type EvictionREST struct {
	store                     *registry.Store
	podDisruptionBudgetClient policyclient.PodDisruptionBudgetsGetter
}

var _ = rest.Creater(&EvictionREST{})

// New creates a new eviction resource
func (r *EvictionREST) New() runtime.Object {
	return &policy.Eviction{}
}

// Create attempts to create a new eviction.  That is, it tries to evict a pod.
func (r *EvictionREST) Create(ctx api.Context, obj runtime.Object) (runtime.Object, error) {
	eviction := obj.(*policy.Eviction)

	obj, err := r.store.Get(ctx, eviction.Name)
	if err != nil {
		return nil, err
	}
	pod := obj.(*api.Pod)

Example #3

File: rest.go Project: juanluisvaladas/origin

	"k8s.io/kubernetes/pkg/util/sets"

	"github.com/openshift/origin/pkg/client"
	deployapi "github.com/openshift/origin/pkg/deploy/api"
	"github.com/openshift/origin/pkg/deploy/api/validation"
	deployutil "github.com/openshift/origin/pkg/deploy/util"
	imageapi "github.com/openshift/origin/pkg/image/api"
)

func NewREST(store registry.Store, oc client.Interface, kc kclient.Interface, decoder runtime.Decoder, admission admission.Interface) *REST {
	store.UpdateStrategy = Strategy
	return &REST{store: &store, isn: oc, rn: kc, decoder: decoder, admit: admission}
}

// REST implements the Creater interface.
var _ = rest.Creater(&REST{})

type REST struct {
	store   *registry.Store
	isn     client.ImageStreamsNamespacer
	rn      kclient.ReplicationControllersNamespacer
	decoder runtime.Decoder
	admit   admission.Interface
}

func (s *REST) New() runtime.Object {
	return &deployapi.DeploymentRequest{}
}

// Create instantiates a deployment config
func (r *REST) Create(ctx kapi.Context, obj runtime.Object) (runtime.Object, error) {

Example #4

File: etcd.go Project: emmanuel/kubernetes

// Update alters the status subset of an object.
func (r *StatusREST) Update(ctx api.Context, obj runtime.Object) (runtime.Object, bool, error) {
	return r.store.Update(ctx, obj)
}

// RollbackREST implements the REST endpoint for initiating the rollback of a deployment
type RollbackREST struct {
	store *etcdgeneric.Etcd
}

// New creates a rollback
func (r *RollbackREST) New() runtime.Object {
	return &extensions.DeploymentRollback{}
}

var _ = rest.Creater(&RollbackREST{})

func (r *RollbackREST) Create(ctx api.Context, obj runtime.Object) (out runtime.Object, err error) {
	rollback, ok := obj.(*extensions.DeploymentRollback)
	if !ok {
		return nil, fmt.Errorf("expected input object type to be DeploymentRollback, but %T", obj)
	}

	if errs := extvalidation.ValidateDeploymentRollback(rollback); len(errs) != 0 {
		return nil, errors.NewInvalid(extensions.Kind("DeploymentRollback"), rollback.Name, errs)
	}

	// Update the Deployment with information in DeploymentRollback to trigger rollback
	err = r.rollbackDeployment(ctx, rollback.Name, &rollback.RollbackTo, rollback.UpdatedAnnotations)
	return
}

Example #5

File: etcd.go Project: PeterLamar/kubernetes

// Implement Redirector.
var _ = rest.Redirector(&REST{})

// ResourceLocation returns a pods location from its HostIP
func (r *REST) ResourceLocation(ctx api.Context, name string) (*url.URL, http.RoundTripper, error) {
	return pod.ResourceLocation(r, r.proxyTransport, ctx, name)
}

// EvictionREST implements the REST endpoint for evicting pods from nodes when etcd is in use.
type EvictionREST struct {
	store                      *registry.Store
	PodDisruptionBudgetLister  rest.Lister
	PodDisruptionBudgetUpdater rest.Updater
}

var _ = rest.Creater(&EvictionREST{})

// New creates a new eviction resource
func (r *EvictionREST) New() runtime.Object {
	return &policy.Eviction{}
}

// Create attempts to create a new eviction.  That is, it tries to evict a pod.
func (r *EvictionREST) Create(ctx api.Context, obj runtime.Object) (runtime.Object, error) {
	eviction := obj.(*policy.Eviction)

	obj, err := r.store.Get(ctx, eviction.Name)
	if err != nil {
		return nil, err
	}
	pod := obj.(*api.Pod)