temp commit

vendor/github.com/projectcalico/libcalico-go/lib/clientv3/networkpolicy.go

@@ -0,0 +1,152 @@
+// Copyright (c) 2017-2018 Tigera, 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 clientv3
+
+import (
+	"context"
+
+	apiv3 "github.com/projectcalico/libcalico-go/lib/apis/v3"
+	"github.com/projectcalico/libcalico-go/lib/options"
+	validator "github.com/projectcalico/libcalico-go/lib/validator/v3"
+	"github.com/projectcalico/libcalico-go/lib/watch"
+)
+
+// NetworkPolicyInterface has methods to work with NetworkPolicy resources.
+type NetworkPolicyInterface interface {
+	Create(ctx context.Context, res *apiv3.NetworkPolicy, opts options.SetOptions) (*apiv3.NetworkPolicy, error)
+	Update(ctx context.Context, res *apiv3.NetworkPolicy, opts options.SetOptions) (*apiv3.NetworkPolicy, error)
+	Delete(ctx context.Context, namespace, name string, opts options.DeleteOptions) (*apiv3.NetworkPolicy, error)
+	Get(ctx context.Context, namespace, name string, opts options.GetOptions) (*apiv3.NetworkPolicy, error)
+	List(ctx context.Context, opts options.ListOptions) (*apiv3.NetworkPolicyList, error)
+	Watch(ctx context.Context, opts options.ListOptions) (watch.Interface, error)
+}
+
+// networkPolicies implements NetworkPolicyInterface
+type networkPolicies struct {
+	client client
+}
+
+// Create takes the representation of a NetworkPolicy and creates it.  Returns the stored
+// representation of the NetworkPolicy, and an error, if there is any.
+func (r networkPolicies) Create(ctx context.Context, res *apiv3.NetworkPolicy, opts options.SetOptions) (*apiv3.NetworkPolicy, error) {
+	if res != nil {
+		// Since we're about to default some fields, take a (shallow) copy of the input data
+		// before we do so.
+		resCopy := *res
+		res = &resCopy
+	}
+	defaultPolicyTypesField(res.Spec.Ingress, res.Spec.Egress, &res.Spec.Types)
+
+	if err := validator.Validate(res); err != nil {
+		return nil, err
+	}
+
+	// Properly prefix the name
+	res.GetObjectMeta().SetName(convertPolicyNameForStorage(res.GetObjectMeta().GetName()))
+	out, err := r.client.resources.Create(ctx, opts, apiv3.KindNetworkPolicy, res)
+	if out != nil {
+		// Remove the prefix out of the returned policy name.
+		out.GetObjectMeta().SetName(convertPolicyNameFromStorage(out.GetObjectMeta().GetName()))
+		return out.(*apiv3.NetworkPolicy), err
+	}
+
+	// Remove the prefix out of the returned policy name.
+	res.GetObjectMeta().SetName(convertPolicyNameFromStorage(res.GetObjectMeta().GetName()))
+	return nil, err
+}
+
+// Update takes the representation of a NetworkPolicy and updates it. Returns the stored
+// representation of the NetworkPolicy, and an error, if there is any.
+func (r networkPolicies) Update(ctx context.Context, res *apiv3.NetworkPolicy, opts options.SetOptions) (*apiv3.NetworkPolicy, error) {
+	if res != nil {
+		// Since we're about to default some fields, take a (shallow) copy of the input data
+		// before we do so.
+		resCopy := *res
+		res = &resCopy
+	}
+	defaultPolicyTypesField(res.Spec.Ingress, res.Spec.Egress, &res.Spec.Types)
+
+	if err := validator.Validate(res); err != nil {
+		return nil, err
+	}
+
+	// Properly prefix the name
+	res.GetObjectMeta().SetName(convertPolicyNameForStorage(res.GetObjectMeta().GetName()))
+	out, err := r.client.resources.Update(ctx, opts, apiv3.KindNetworkPolicy, res)
+	if out != nil {
+		// Remove the prefix out of the returned policy name.
+		out.GetObjectMeta().SetName(convertPolicyNameFromStorage(out.GetObjectMeta().GetName()))
+		return out.(*apiv3.NetworkPolicy), err
+	}
+
+	// Remove the prefix out of the returned policy name.
+	res.GetObjectMeta().SetName(convertPolicyNameFromStorage(res.GetObjectMeta().GetName()))
+	return nil, err
+}
+
+// Delete takes name of the NetworkPolicy and deletes it. Returns an error if one occurs.
+func (r networkPolicies) Delete(ctx context.Context, namespace, name string, opts options.DeleteOptions) (*apiv3.NetworkPolicy, error) {
+	out, err := r.client.resources.Delete(ctx, opts, apiv3.KindNetworkPolicy, namespace, convertPolicyNameForStorage(name))
+	if out != nil {
+		// Remove the prefix out of the returned policy name.
+		out.GetObjectMeta().SetName(convertPolicyNameFromStorage(out.GetObjectMeta().GetName()))
+		return out.(*apiv3.NetworkPolicy), err
+	}
+	return nil, err
+}
+
+// Get takes name of the NetworkPolicy, and returns the corresponding NetworkPolicy object,
+// and an error if there is any.
+func (r networkPolicies) Get(ctx context.Context, namespace, name string, opts options.GetOptions) (*apiv3.NetworkPolicy, error) {
+	out, err := r.client.resources.Get(ctx, opts, apiv3.KindNetworkPolicy, namespace, convertPolicyNameForStorage(name))
+	if out != nil {
+		// Remove the prefix out of the returned policy name.
+		out.GetObjectMeta().SetName(convertPolicyNameFromStorage(out.GetObjectMeta().GetName()))
+		return out.(*apiv3.NetworkPolicy), err
+	}
+	return nil, err
+}
+
+// List returns the list of NetworkPolicy objects that match the supplied options.
+func (r networkPolicies) List(ctx context.Context, opts options.ListOptions) (*apiv3.NetworkPolicyList, error) {
+	res := &apiv3.NetworkPolicyList{}
+	// Add the name prefix if name is provided
+	if opts.Name != "" {
+		opts.Name = convertPolicyNameForStorage(opts.Name)
+	}
+
+	if err := r.client.resources.List(ctx, opts, apiv3.KindNetworkPolicy, apiv3.KindNetworkPolicyList, res); err != nil {
+		return nil, err
+	}
+
+	// Remove the prefix off of each policy name
+	for i, _ := range res.Items {
+		name := res.Items[i].GetObjectMeta().GetName()
+		res.Items[i].GetObjectMeta().SetName(convertPolicyNameFromStorage(name))
+	}
+
+	return res, nil
+}
+
+// Watch returns a watch.Interface that watches the NetworkPolicies that match the
+// supplied options.
+func (r networkPolicies) Watch(ctx context.Context, opts options.ListOptions) (watch.Interface, error) {
+	// Add the name prefix if name is provided
+	if opts.Name != "" {
+		opts.Name = convertPolicyNameForStorage(opts.Name)
+	}
+
+	return r.client.resources.Watch(ctx, opts, apiv3.KindNetworkPolicy, &policyConverter{})
+}