Rework client.Interface

pkg/client/replication_controllers.go

@@ -0,0 +1,100 @@
+/*
+Copyright 2014 Google Inc. All rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package client
+
+import (
+	"fmt"
+
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/labels"
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/watch"
+)
+
+// ReplicationControllersNamespacer has methods to work with ReplicationController resources in a namespace
+type ReplicationControllersNamespacer interface {
+	ReplicationControllers(namespace string) ReplicationControllerInterface
+}
+
+// ReplicationControllerInterface has methods to work with ReplicationController resources.
+type ReplicationControllerInterface interface {
+	List(selector labels.Selector) (*api.ReplicationControllerList, error)
+	Get(name string) (*api.ReplicationController, error)
+	Create(ctrl *api.ReplicationController) (*api.ReplicationController, error)
+	Update(ctrl *api.ReplicationController) (*api.ReplicationController, error)
+	Delete(name string) error
+	Watch(label, field labels.Selector, resourceVersion string) (watch.Interface, error)
+}
+
+// ReplicationControllersClient implements ReplicationControllersNamespacer interface
+type ReplicationControllersClient struct {
+	r  *Client
+	ns string
+}
+
+// NewReplicationControllersClient returns a PodsClient
+func NewReplicationControllersClient(c *Client, namespace string) *ReplicationControllersClient {
+	return &ReplicationControllersClient{c, namespace}
+}
+
+// List takes a selector, and returns the list of replication controllers that match that selector.
+func (c *ReplicationControllersClient) List(selector labels.Selector) (result *api.ReplicationControllerList, err error) {
+	result = &api.ReplicationControllerList{}
+	err = c.r.Get().Namespace(c.ns).Path("replicationControllers").SelectorParam("labels", selector).Do().Into(result)
+	return
+}
+
+// Get returns information about a particular replication controller.
+func (c *ReplicationControllersClient) Get(name string) (result *api.ReplicationController, err error) {
+	result = &api.ReplicationController{}
+	err = c.r.Get().Namespace(c.ns).Path("replicationControllers").Path(name).Do().Into(result)
+	return
+}
+
+// Create creates a new replication controller.
+func (c *ReplicationControllersClient) Create(controller *api.ReplicationController) (result *api.ReplicationController, err error) {
+	result = &api.ReplicationController{}
+	err = c.r.Post().Namespace(c.ns).Path("replicationControllers").Body(controller).Do().Into(result)
+	return
+}
+
+// Update updates an existing replication controller.
+func (c *ReplicationControllersClient) Update(controller *api.ReplicationController) (result *api.ReplicationController, err error) {
+	result = &api.ReplicationController{}
+	if len(controller.ResourceVersion) == 0 {
+		err = fmt.Errorf("invalid update object, missing resource version: %v", controller)
+		return
+	}
+	err = c.r.Put().Namespace(c.ns).Path("replicationControllers").Path(controller.Name).Body(controller).Do().Into(result)
+	return
+}
+
+// Delete deletes an existing replication controller.
+func (c *ReplicationControllersClient) Delete(name string) error {
+	return c.r.Delete().Namespace(c.ns).Path("replicationControllers").Path(name).Do().Error()
+}
+
+// Watch returns a watch.Interface that watches the requested controllers.
+func (c *ReplicationControllersClient) Watch(label, field labels.Selector, resourceVersion string) (watch.Interface, error) {
+	return c.r.Get().
+		Namespace(c.ns).
+		Path("watch").
+		Path("replicationControllers").
+		Param("resourceVersion", resourceVersion).
+		SelectorParam("labels", label).
+		SelectorParam("fields", field).
+		Watch()
+}