1 files changed, 186 insertions, 0 deletions
diff --git a/src/ncm/pkg/networkintents/providernet.go b/src/ncm/pkg/networkintents/providernet.go
new file mode 100644
index 00000000..0eb763c1
--- /dev/null
+++ b/src/ncm/pkg/networkintents/providernet.go
@@ -0,0 +1,186 @@
+/*
+ * Copyright 2020 Intel Corporation, Inc
+ *
+ * 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 networkintents
+
+import (
+	clusterPkg "github.com/onap/multicloud-k8s/src/ncm/pkg/cluster"
+	ncmtypes "github.com/onap/multicloud-k8s/src/ncm/pkg/module/types"
+	nettypes "github.com/onap/multicloud-k8s/src/ncm/pkg/networkintents/types"
+	"github.com/onap/multicloud-k8s/src/orchestrator/pkg/infra/db"
+	mtypes "github.com/onap/multicloud-k8s/src/orchestrator/pkg/module/types"
+
+	pkgerrors "github.com/pkg/errors"
+)
+
+// ProviderNet contains the parameters needed for dynamic networks
+type ProviderNet struct {
+	Metadata mtypes.Metadata `json:"metadata"`
+	Spec     ProviderNetSpec `json:"spec"`
+}
+
+type ProviderNetSpec struct {
+	CniType         string                `json:"cniType" yaml:"cniType"`
+	Ipv4Subnets     []nettypes.Ipv4Subnet `json:"ipv4Subnets" yaml:"ipv4Subnets"`
+	ProviderNetType string                `json:"providerNetType" yaml:"providerNetType"`
+	Vlan            nettypes.Vlan         `json:"vlan" yaml:"vlan"`
+}
+
+// structure for the Network Custom Resource
+type CrProviderNet struct {
+	ApiVersion  string      `yaml:"apiVersion"`
+	Kind        string      `yaml:"kind"`
+	ProviderNet ProviderNet `yaml:",inline"`
+}
+
+const PROVIDER_NETWORK_APIVERSION = "k8s.plugin.opnfv.org/v1alpha1"
+const PROVIDER_NETWORK_KIND = "ProviderNetwork"
+
+// ProviderNetKey is the key structure that is used in the database
+type ProviderNetKey struct {
+	ClusterProviderName string `json:"provider"`
+	ClusterName         string `json:"cluster"`
+	ProviderNetName     string `json:"providernet"`
+}
+
+// Manager is an interface exposing the ProviderNet functionality
+type ProviderNetManager interface {
+	CreateProviderNet(pr ProviderNet, clusterProvider, cluster string, exists bool) (ProviderNet, error)
+	GetProviderNet(name, clusterProvider, cluster string) (ProviderNet, error)
+	GetProviderNets(clusterProvider, cluster string) ([]ProviderNet, error)
+	DeleteProviderNet(name, clusterProvider, cluster string) error
+}
+
+// ProviderNetClient implements the Manager
+// It will also be used to maintain some localized state
+type ProviderNetClient struct {
+	db ncmtypes.ClientDbInfo
+}
+
+// NewProviderNetClient returns an instance of the ProviderNetClient
+// which implements the Manager
+func NewProviderNetClient() *ProviderNetClient {
+	return &ProviderNetClient{
+		db: ncmtypes.ClientDbInfo{
+			StoreName: "cluster",
+			TagMeta:   "networkmetadata",
+		},
+	}
+}
+
+// CreateProviderNet - create a new ProviderNet
+func (v *ProviderNetClient) CreateProviderNet(p ProviderNet, clusterProvider, cluster string, exists bool) (ProviderNet, error) {
+
+	//Construct key and tag to select the entry
+	key := ProviderNetKey{
+		ClusterProviderName: clusterProvider,
+		ClusterName:         cluster,
+		ProviderNetName:     p.Metadata.Name,
+	}
+
+	//Check if cluster exists
+	_, err := clusterPkg.NewClusterClient().GetCluster(clusterProvider, cluster)
+	if err != nil {
+		return ProviderNet{}, pkgerrors.New("Unable to find the cluster")
+	}
+
+	//Check if this ProviderNet already exists
+	_, err = v.GetProviderNet(p.Metadata.Name, clusterProvider, cluster)
+	if err == nil && !exists {
+		return ProviderNet{}, pkgerrors.New("ProviderNet already exists")
+	}
+
+	err = db.DBconn.Insert(v.db.StoreName, key, nil, v.db.TagMeta, p)
+	if err != nil {
+		return ProviderNet{}, pkgerrors.Wrap(err, "Creating DB Entry")
+	}
+
+	return p, nil
+}
+
+// GetProviderNet returns the ProviderNet for corresponding name
+func (v *ProviderNetClient) GetProviderNet(name, clusterProvider, cluster string) (ProviderNet, error) {
+
+	//Construct key and tag to select the entry
+	key := ProviderNetKey{
+		ClusterProviderName: clusterProvider,
+		ClusterName:         cluster,
+		ProviderNetName:     name,
+	}
+
+	value, err := db.DBconn.Find(v.db.StoreName, key, v.db.TagMeta)
+	if err != nil {
+		return ProviderNet{}, pkgerrors.Wrap(err, "Get ProviderNet")
+	}
+
+	//value is a byte array
+	if value != nil {
+		cp := ProviderNet{}
+		err = db.DBconn.Unmarshal(value[0], &cp)
+		if err != nil {
+			return ProviderNet{}, pkgerrors.Wrap(err, "Unmarshalling Value")
+		}
+		return cp, nil
+	}
+
+	return ProviderNet{}, pkgerrors.New("Error getting ProviderNet")
+}
+
+// GetProviderNetList returns all of the ProviderNet for corresponding name
+func (v *ProviderNetClient) GetProviderNets(clusterProvider, cluster string) ([]ProviderNet, error) {
+
+	//Construct key and tag to select the entry
+	key := ProviderNetKey{
+		ClusterProviderName: clusterProvider,
+		ClusterName:         cluster,
+		ProviderNetName:     "",
+	}
+
+	var resp []ProviderNet
+	values, err := db.DBconn.Find(v.db.StoreName, key, v.db.TagMeta)
+	if err != nil {
+		return []ProviderNet{}, pkgerrors.Wrap(err, "Get ProviderNets")
+	}
+
+	for _, value := range values {
+		cp := ProviderNet{}
+		err = db.DBconn.Unmarshal(value, &cp)
+		if err != nil {
+			return []ProviderNet{}, pkgerrors.Wrap(err, "Unmarshalling Value")
+		}
+		resp = append(resp, cp)
+	}
+
+	return resp, nil
+}
+
+// Delete the  ProviderNet from database
+func (v *ProviderNetClient) DeleteProviderNet(name, clusterProvider, cluster string) error {
+
+	//Construct key and tag to select the entry
+	key := ProviderNetKey{
+		ClusterProviderName: clusterProvider,
+		ClusterName:         cluster,
+		ProviderNetName:     name,
+	}
+
+	err := db.DBconn.Remove(v.db.StoreName, key)
+	if err != nil {
+		return pkgerrors.Wrap(err, "Delete ProviderNet Entry;")
+	}
+
+	return nil
+}